1 /* 2 * Copyright (c) 1996, 2015, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 #include "awt.h" 27 28 #include <windowsx.h> 29 #include <zmouse.h> 30 31 #include "jlong.h" 32 #include "awt_AWTEvent.h" 33 #include "awt_BitmapUtil.h" 34 #include "awt_Component.h" 35 #include "awt_Cursor.h" 36 #include "awt_Dimension.h" 37 #include "awt_Frame.h" 38 #include "awt_InputEvent.h" 39 #include "awt_InputTextInfor.h" 40 #include "awt_Insets.h" 41 #include "awt_KeyEvent.h" 42 #include "awt_MenuItem.h" 43 #include "awt_MouseEvent.h" 44 #include "awt_Palette.h" 45 #include "awt_Toolkit.h" 46 #include "awt_Window.h" 47 #include "awt_Win32GraphicsDevice.h" 48 #include "Hashtable.h" 49 #include "ComCtl32Util.h" 50 51 #include <Region.h> 52 53 #include <jawt.h> 54 55 #include <java_awt_Toolkit.h> 56 #include <java_awt_FontMetrics.h> 57 #include <java_awt_Color.h> 58 #include <java_awt_Event.h> 59 #include <java_awt_event_KeyEvent.h> 60 #include <java_awt_Insets.h> 61 #include <sun_awt_windows_WPanelPeer.h> 62 #include <java_awt_event_InputEvent.h> 63 #include <java_awt_event_InputMethodEvent.h> 64 #include <sun_awt_windows_WInputMethod.h> 65 #include <java_awt_event_MouseEvent.h> 66 #include <java_awt_event_MouseWheelEvent.h> 67 68 // Begin -- Win32 SDK include files 69 #include <imm.h> 70 #include <ime.h> 71 // End -- Win32 SDK include files 72 73 #include <awt_DnDDT.h> 74 75 LPCTSTR szAwtComponentClassName = TEXT("SunAwtComponent"); 76 // register a message that no other window in the process (even in a plugin 77 // scenario) will be using 78 const UINT AwtComponent::WmAwtIsComponent = 79 ::RegisterWindowMessage(szAwtComponentClassName); 80 81 static HWND g_hwndDown = NULL; 82 static DCList activeDCList; 83 static DCList passiveDCList; 84 85 extern void CheckFontSmoothingSettings(HWND); 86 87 extern "C" { 88 // Remember the input language has changed by some user's action 89 // (Alt+Shift or through the language icon on the Taskbar) to control the 90 // race condition between the toolkit thread and the AWT event thread. 91 // This flag remains TRUE until the next WInputMethod.getNativeLocale() is 92 // issued. 93 BOOL g_bUserHasChangedInputLang = FALSE; 94 } 95 96 BOOL AwtComponent::sm_suppressFocusAndActivation = FALSE; 97 BOOL AwtComponent::sm_restoreFocusAndActivation = FALSE; 98 HWND AwtComponent::sm_focusOwner = NULL; 99 HWND AwtComponent::sm_focusedWindow = NULL; 100 BOOL AwtComponent::sm_bMenuLoop = FALSE; 101 AwtComponent* AwtComponent::sm_getComponentCache = NULL; 102 BOOL AwtComponent::sm_inSynthesizeFocus = FALSE; 103 104 /************************************************************************/ 105 // Struct for _Reshape() and ReshapeNoCheck() methods 106 struct ReshapeStruct { 107 jobject component; 108 jint x, y; 109 jint w, h; 110 }; 111 // Struct for _NativeHandleEvent() method 112 struct NativeHandleEventStruct { 113 jobject component; 114 jobject event; 115 }; 116 // Struct for _SetForeground() and _SetBackground() methods 117 struct SetColorStruct { 118 jobject component; 119 jint rgb; 120 }; 121 // Struct for _SetFont() method 122 struct SetFontStruct { 123 jobject component; 124 jobject font; 125 }; 126 // Struct for _CreatePrintedPixels() method 127 struct CreatePrintedPixelsStruct { 128 jobject component; 129 int srcx, srcy; 130 int srcw, srch; 131 jint alpha; 132 }; 133 // Struct for _SetRectangularShape() method 134 struct SetRectangularShapeStruct { 135 jobject component; 136 jint x1, x2, y1, y2; 137 jobject region; 138 }; 139 // Struct for _GetInsets function 140 struct GetInsetsStruct { 141 jobject window; 142 RECT *insets; 143 }; 144 // Struct for _SetZOrder function 145 struct SetZOrderStruct { 146 jobject component; 147 jlong above; 148 }; 149 // Struct for _SetFocus function 150 struct SetFocusStruct { 151 jobject component; 152 jboolean doSetFocus; 153 }; 154 /************************************************************************/ 155 156 ////////////////////////////////////////////////////////////////////////// 157 158 /************************************************************************* 159 * AwtComponent fields 160 */ 161 162 163 jfieldID AwtComponent::peerID; 164 jfieldID AwtComponent::xID; 165 jfieldID AwtComponent::yID; 166 jfieldID AwtComponent::widthID; 167 jfieldID AwtComponent::heightID; 168 jfieldID AwtComponent::visibleID; 169 jfieldID AwtComponent::backgroundID; 170 jfieldID AwtComponent::foregroundID; 171 jfieldID AwtComponent::enabledID; 172 jfieldID AwtComponent::parentID; 173 jfieldID AwtComponent::graphicsConfigID; 174 jfieldID AwtComponent::peerGCID; 175 jfieldID AwtComponent::focusableID; 176 jfieldID AwtComponent::appContextID; 177 jfieldID AwtComponent::cursorID; 178 jfieldID AwtComponent::hwndID; 179 180 jmethodID AwtComponent::getFontMID; 181 jmethodID AwtComponent::getToolkitMID; 182 jmethodID AwtComponent::isEnabledMID; 183 jmethodID AwtComponent::getLocationOnScreenMID; 184 jmethodID AwtComponent::replaceSurfaceDataMID; 185 jmethodID AwtComponent::replaceSurfaceDataLaterMID; 186 jmethodID AwtComponent::disposeLaterMID; 187 188 HKL AwtComponent::m_hkl = ::GetKeyboardLayout(0); 189 LANGID AwtComponent::m_idLang = LOWORD(::GetKeyboardLayout(0)); 190 UINT AwtComponent::m_CodePage 191 = AwtComponent::LangToCodePage(m_idLang); 192 193 jint *AwtComponent::masks; 194 195 static BOOL bLeftShiftIsDown = false; 196 static BOOL bRightShiftIsDown = false; 197 static UINT lastShiftKeyPressed = 0; // init to safe value 198 199 // Added by waleed to initialize the RTL Flags 200 BOOL AwtComponent::sm_rtl = PRIMARYLANGID(GetInputLanguage()) == LANG_ARABIC || 201 PRIMARYLANGID(GetInputLanguage()) == LANG_HEBREW; 202 BOOL AwtComponent::sm_rtlReadingOrder = 203 PRIMARYLANGID(GetInputLanguage()) == LANG_ARABIC; 204 205 BOOL AwtComponent::sm_PrimaryDynamicTableBuilt = FALSE; 206 207 HWND AwtComponent::sm_cursorOn; 208 BOOL AwtComponent::m_QueryNewPaletteCalled = FALSE; 209 210 CriticalSection windowMoveLock; 211 BOOL windowMoveLockHeld = FALSE; 212 213 /************************************************************************ 214 * AwtComponent methods 215 */ 216 217 AwtComponent::AwtComponent() 218 { 219 m_mouseButtonClickAllowed = 0; 220 m_callbacksEnabled = FALSE; 221 m_hwnd = NULL; 222 223 m_colorForeground = 0; 224 m_colorBackground = 0; 225 m_backgroundColorSet = FALSE; 226 m_penForeground = NULL; 227 m_brushBackground = NULL; 228 m_DefWindowProc = NULL; 229 m_nextControlID = 1; 230 m_childList = NULL; 231 m_myControlID = 0; 232 m_hdwp = NULL; 233 m_validationNestCount = 0; 234 235 m_dropTarget = NULL; 236 237 m_InputMethod = NULL; 238 m_useNativeCompWindow = TRUE; 239 m_PendingLeadByte = 0; 240 m_bitsCandType = 0; 241 242 windowMoveLockPosX = 0; 243 windowMoveLockPosY = 0; 244 windowMoveLockPosCX = 0; 245 windowMoveLockPosCY = 0; 246 247 m_hCursorCache = NULL; 248 249 m_bSubclassed = FALSE; 250 m_bPauseDestroy = FALSE; 251 252 m_MessagesProcessing = 0; 253 m_wheelRotationAmount = 0; 254 if (!sm_PrimaryDynamicTableBuilt) { 255 // do it once. 256 AwtComponent::BuildPrimaryDynamicTable(); 257 sm_PrimaryDynamicTableBuilt = TRUE; 258 } 259 } 260 261 AwtComponent::~AwtComponent() 262 { 263 DASSERT(AwtToolkit::IsMainThread()); 264 265 /* Disconnect all links. */ 266 UnlinkObjects(); 267 268 /* 269 * All the messages for this component are processed, native 270 * resources are freed, and Java object is not connected to 271 * the native one anymore. So we can safely destroy component's 272 * handle. 273 */ 274 DestroyHWnd(); 275 276 if (sm_getComponentCache == this) { 277 sm_getComponentCache = NULL; 278 } 279 } 280 281 void AwtComponent::Dispose() 282 { 283 // NOTE: in case the component/toplevel was focused, Java should 284 // have already taken care of proper transferring it or clearing. 285 286 if (m_hdwp != NULL) { 287 // end any deferred window positioning, regardless 288 // of m_validationNestCount 289 ::EndDeferWindowPos(m_hdwp); 290 } 291 292 // Send final message to release all DCs associated with this component 293 SendMessage(WM_AWT_RELEASE_ALL_DCS); 294 295 /* Stop message filtering. */ 296 UnsubclassHWND(); 297 298 /* Release global ref to input method */ 299 SetInputMethod(NULL, TRUE); 300 301 if (m_childList != NULL) 302 delete m_childList; 303 304 DestroyDropTarget(); 305 ReleaseDragCapture(0); 306 307 if (m_myControlID != 0) { 308 AwtComponent* parent = GetParent(); 309 if (parent != NULL) 310 parent->RemoveChild(m_myControlID); 311 } 312 313 ::RemoveProp(GetHWnd(), DrawingStateProp); 314 315 /* Release any allocated resources. */ 316 if (m_penForeground != NULL) { 317 m_penForeground->Release(); 318 m_penForeground = NULL; 319 } 320 if (m_brushBackground != NULL) { 321 m_brushBackground->Release(); 322 m_brushBackground = NULL; 323 } 324 325 if (m_bPauseDestroy) { 326 // AwtComponent::WmNcDestroy could be released now 327 m_bPauseDestroy = FALSE; 328 m_hwnd = NULL; 329 } 330 331 // The component instance is deleted using AwtObject::Dispose() method 332 AwtObject::Dispose(); 333 } 334 335 /* store component pointer in window extra bytes */ 336 void AwtComponent::SetComponentInHWND() { 337 DASSERT(::GetWindowLongPtr(GetHWnd(), GWLP_USERDATA) == NULL); 338 ::SetWindowLongPtr(GetHWnd(), GWLP_USERDATA, (LONG_PTR)this); 339 } 340 341 /* 342 * static function to get AwtComponent pointer from hWnd -- 343 * you don't want to call this from inside a wndproc to avoid 344 * infinite recursion 345 */ 346 AwtComponent* AwtComponent::GetComponent(HWND hWnd) { 347 // Requests for Toolkit hwnd resolution happen pretty often. Check first. 348 if (hWnd == AwtToolkit::GetInstance().GetHWnd()) { 349 return NULL; 350 } 351 if (sm_getComponentCache && sm_getComponentCache->GetHWnd() == hWnd) { 352 return sm_getComponentCache; 353 } 354 355 // check that it's an AWT component from the same toolkit as the caller 356 if (::IsWindow(hWnd) && 357 AwtToolkit::MainThread() == ::GetWindowThreadProcessId(hWnd, NULL)) 358 { 359 DASSERT(WmAwtIsComponent != 0); 360 if (::SendMessage(hWnd, WmAwtIsComponent, 0, 0L)) { 361 return sm_getComponentCache = GetComponentImpl(hWnd); 362 } 363 } 364 return NULL; 365 } 366 367 /* 368 * static function to get AwtComponent pointer from hWnd-- 369 * different from GetComponent because caller knows the 370 * hwnd is an AWT component hwnd 371 */ 372 AwtComponent* AwtComponent::GetComponentImpl(HWND hWnd) { 373 AwtComponent *component = 374 (AwtComponent *)::GetWindowLongPtr(hWnd, GWLP_USERDATA); 375 DASSERT(!component || !IsBadReadPtr(component, sizeof(AwtComponent)) ); 376 DASSERT(!component || component->GetHWnd() == hWnd ); 377 return component; 378 } 379 380 /* 381 * Single window proc for all the components. Delegates real work to 382 * the component's WindowProc() member function. 383 */ 384 LRESULT CALLBACK AwtComponent::WndProc(HWND hWnd, UINT message, 385 WPARAM wParam, LPARAM lParam) 386 { 387 TRY; 388 389 AwtComponent * self = AwtComponent::GetComponentImpl(hWnd); 390 if (self == NULL || self->GetHWnd() != hWnd || 391 message == WM_UNDOCUMENTED_CLIENTSHUTDOWN) // handle log-off gracefully 392 { 393 return ComCtl32Util::GetInstance().DefWindowProc(NULL, hWnd, message, wParam, lParam); 394 } else { 395 return self->WindowProc(message, wParam, lParam); 396 } 397 398 CATCH_BAD_ALLOC_RET(0); 399 } 400 401 BOOL AwtComponent::IsFocusable() { 402 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2); 403 jobject peer = GetPeer(env); 404 jobject target = env->GetObjectField(peer, AwtObject::targetID); 405 BOOL res = env->GetBooleanField(target, focusableID); 406 AwtWindow *pCont = GetContainer(); 407 if (pCont) { 408 res &= pCont->IsFocusableWindow(); 409 } 410 env->DeleteLocalRef(target); 411 return res; 412 } 413 414 /************************************************************************ 415 * AwtComponent dynamic methods 416 * 417 * Window class registration routines 418 */ 419 420 /* 421 * Fix for 4964237: Win XP: Changing theme changes java dialogs title icon 422 */ 423 void AwtComponent::FillClassInfo(WNDCLASSEX *lpwc) 424 { 425 lpwc->cbSize = sizeof(WNDCLASSEX); 426 lpwc->style = 0L;//CS_OWNDC; 427 lpwc->lpfnWndProc = (WNDPROC)::DefWindowProc; 428 lpwc->cbClsExtra = 0; 429 lpwc->cbWndExtra = 0; 430 lpwc->hInstance = AwtToolkit::GetInstance().GetModuleHandle(), 431 lpwc->hIcon = AwtToolkit::GetInstance().GetAwtIcon(); 432 lpwc->hCursor = NULL; 433 lpwc->hbrBackground = NULL; 434 lpwc->lpszMenuName = NULL; 435 lpwc->lpszClassName = GetClassName(); 436 //Fixed 6233560: PIT: Java Cup Logo on the title bar of top-level windows look blurred, Win32 437 lpwc->hIconSm = AwtToolkit::GetInstance().GetAwtIconSm(); 438 } 439 440 void AwtComponent::RegisterClass() 441 { 442 WNDCLASSEX wc; 443 if (!::GetClassInfoEx(AwtToolkit::GetInstance().GetModuleHandle(), GetClassName(), &wc)) { 444 FillClassInfo(&wc); 445 ATOM ret = ::RegisterClassEx(&wc); 446 DASSERT(ret != 0); 447 } 448 } 449 450 void AwtComponent::UnregisterClass() 451 { 452 ::UnregisterClass(GetClassName(), AwtToolkit::GetInstance().GetModuleHandle()); 453 } 454 455 /* 456 * Copy the graphicsConfig reference from Component into WComponentPeer 457 */ 458 void AwtComponent::InitPeerGraphicsConfig(JNIEnv *env, jobject peer) 459 { 460 jobject target = env->GetObjectField(peer, AwtObject::targetID); 461 //Get graphicsConfig object ref from Component 462 jobject compGC = env->GetObjectField(target, 463 AwtComponent::graphicsConfigID); 464 465 //Set peer's graphicsConfig to Component's graphicsConfig 466 if (compGC != NULL) { 467 jclass win32GCCls = env->FindClass("sun/awt/Win32GraphicsConfig"); 468 DASSERT(win32GCCls != NULL); 469 DASSERT(env->IsInstanceOf(compGC, win32GCCls)); 470 if (win32GCCls == NULL) { 471 throw std::bad_alloc(); 472 } 473 env->SetObjectField(peer, AwtComponent::peerGCID, compGC); 474 } 475 } 476 477 void 478 AwtComponent::CreateHWnd(JNIEnv *env, LPCWSTR title, 479 DWORD windowStyle, 480 DWORD windowExStyle, 481 int x, int y, int w, int h, 482 HWND hWndParent, HMENU hMenu, 483 COLORREF colorForeground, 484 COLORREF colorBackground, 485 jobject peer) 486 { 487 if (env->EnsureLocalCapacity(2) < 0) { 488 return; 489 } 490 491 /* 492 * The window class of multifont label must be "BUTTON" because 493 * "STATIC" class can't get WM_DRAWITEM message, and m_peerObject 494 * member is referred in the GetClassName method of AwtLabel class. 495 * So m_peerObject member must be set here. 496 */ 497 if (m_peerObject == NULL) { 498 m_peerObject = env->NewGlobalRef(peer); 499 } else { 500 assert(env->IsSameObject(m_peerObject, peer)); 501 } 502 503 RegisterClass(); 504 505 jobject target = env->GetObjectField(peer, AwtObject::targetID); 506 jboolean visible = env->GetBooleanField(target, AwtComponent::visibleID); 507 m_visible = visible; 508 509 if (visible) { 510 windowStyle |= WS_VISIBLE; 511 } else { 512 windowStyle &= ~WS_VISIBLE; 513 } 514 515 InitPeerGraphicsConfig(env, peer); 516 517 SetLastError(0); 518 HWND hwnd = ::CreateWindowEx(windowExStyle, 519 GetClassName(), 520 title, 521 windowStyle, 522 x, y, w, h, 523 hWndParent, 524 hMenu, 525 AwtToolkit::GetInstance().GetModuleHandle(), 526 NULL); 527 528 // fix for 5088782 529 // check if CreateWindowsEx() returns not null value and if it does - 530 // create an InternalError or OutOfMemoryError based on GetLastError(). 531 // This error is set to createError field of WObjectPeer and then 532 // checked and thrown in WComponentPeer constructor. We can't throw an 533 // error here because this code is invoked on Toolkit thread 534 if (hwnd == NULL) 535 { 536 DWORD dw = ::GetLastError(); 537 jobject createError = NULL; 538 if (dw == ERROR_OUTOFMEMORY) 539 { 540 jstring errorMsg = JNU_NewStringPlatform(env, L"too many window handles"); 541 if (errorMsg == NULL || env->ExceptionCheck()) { 542 env->ExceptionClear(); 543 createError = JNU_NewObjectByName(env, "java/lang/OutOfMemoryError", "()V"); 544 } else { 545 createError = JNU_NewObjectByName(env, "java/lang/OutOfMemoryError", 546 "(Ljava/lang/String;)V", 547 errorMsg); 548 env->DeleteLocalRef(errorMsg); 549 } 550 } 551 else 552 { 553 TCHAR *buf; 554 FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM, 555 NULL, dw, MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), 556 (LPTSTR)&buf, 0, NULL); 557 jstring s = JNU_NewStringPlatform(env, buf); 558 if (s == NULL || env->ExceptionCheck()) { 559 env->ExceptionClear(); 560 createError = JNU_NewObjectByName(env, "java/lang/InternalError", "()V"); 561 } else { 562 createError = JNU_NewObjectByName(env, "java/lang/InternalError", 563 "(Ljava/lang/String;)V", s); 564 env->DeleteLocalRef(s); 565 } 566 LocalFree(buf); 567 } 568 if (createError != NULL) { 569 env->SetObjectField(peer, AwtObject::createErrorID, createError); 570 env->DeleteLocalRef(createError); 571 } 572 env->DeleteLocalRef(target); 573 return; 574 } 575 576 m_hwnd = hwnd; 577 578 ::ImmAssociateContext(m_hwnd, NULL); 579 580 SetDrawState((jint)JAWT_LOCK_SURFACE_CHANGED | 581 (jint)JAWT_LOCK_BOUNDS_CHANGED | 582 (jint)JAWT_LOCK_CLIP_CHANGED); 583 584 LinkObjects(env, peer); 585 586 /* Subclass the window now so that we can snoop on its messages */ 587 SubclassHWND(); 588 589 /* 590 * Fix for 4046446. 591 */ 592 SetWindowPos(GetHWnd(), 0, x, y, w, h, SWP_NOZORDER | SWP_NOCOPYBITS | SWP_NOACTIVATE); 593 594 /* Set default colors. */ 595 m_colorForeground = colorForeground; 596 m_colorBackground = colorBackground; 597 598 /* 599 * Only set background color if the color is actually set on the 600 * target -- this avoids inheriting a parent's color unnecessarily, 601 * and has to be done here because there isn't an API to get the 602 * real background color from outside the AWT package. 603 */ 604 jobject bkgrd = env->GetObjectField(target, AwtComponent::backgroundID) ; 605 if (bkgrd != NULL) { 606 JNU_CallMethodByName(env, NULL, peer, "setBackground", 607 "(Ljava/awt/Color;)V", bkgrd); 608 DASSERT(!safe_ExceptionOccurred(env)); 609 } 610 env->DeleteLocalRef(target); 611 env->DeleteLocalRef(bkgrd); 612 } 613 614 /* 615 * Destroy this window's HWND 616 */ 617 void AwtComponent::DestroyHWnd() { 618 if (m_hwnd != NULL) { 619 AwtToolkit::DestroyComponentHWND(m_hwnd); 620 //AwtToolkit::DestroyComponent(this); 621 m_hwnd = NULL; 622 } 623 } 624 625 /* 626 * Returns hwnd for target on non Toolkit thread 627 */ 628 HWND 629 AwtComponent::GetHWnd(JNIEnv* env, jobject target) { 630 if (JNU_IsNull(env, target)) { 631 return 0; 632 } 633 jobject peer = env->GetObjectField(target, AwtComponent::peerID); 634 if (JNU_IsNull(env, peer)) { 635 return 0; 636 } 637 HWND hwnd = reinterpret_cast<HWND>(static_cast<LONG_PTR> ( 638 env->GetLongField(peer, AwtComponent::hwndID))); 639 env->DeleteLocalRef(peer); 640 return hwnd; 641 } 642 // 643 // Propagate the background color to synchronize Java field and peer's field. 644 // This is needed to fix 4148334 645 // 646 void AwtComponent::UpdateBackground(JNIEnv *env, jobject target) 647 { 648 if (env->EnsureLocalCapacity(1) < 0) { 649 return; 650 } 651 652 jobject bkgrnd = env->GetObjectField(target, AwtComponent::backgroundID); 653 654 if (bkgrnd == NULL) { 655 bkgrnd = JNU_NewObjectByName(env, "java/awt/Color", "(III)V", 656 GetRValue(m_colorBackground), 657 GetGValue(m_colorBackground), 658 GetBValue(m_colorBackground)); 659 if (bkgrnd != NULL) { 660 env->SetObjectField(target, AwtComponent::backgroundID, bkgrnd); 661 } 662 } 663 env->DeleteLocalRef(bkgrnd); 664 } 665 666 /* 667 * Install our window proc as the proc for our HWND, and save off the 668 * previous proc as the default 669 */ 670 void AwtComponent::SubclassHWND() 671 { 672 if (m_bSubclassed) { 673 return; 674 } 675 const WNDPROC wndproc = WndProc; // let compiler type check WndProc 676 m_DefWindowProc = ComCtl32Util::GetInstance().SubclassHWND(GetHWnd(), wndproc); 677 m_bSubclassed = TRUE; 678 } 679 680 /* 681 * Reinstall the original window proc as the proc for our HWND 682 */ 683 void AwtComponent::UnsubclassHWND() 684 { 685 if (!m_bSubclassed) { 686 return; 687 } 688 ComCtl32Util::GetInstance().UnsubclassHWND(GetHWnd(), WndProc, m_DefWindowProc); 689 m_bSubclassed = FALSE; 690 } 691 692 ///////////////////////////////////// 693 // (static method) 694 // Determines the top-level ancestor for a given window. If the given 695 // window is a top-level window, return itself. 696 // 697 // 'Top-level' includes dialogs as well. 698 // 699 HWND AwtComponent::GetTopLevelParentForWindow(HWND hwndDescendant) { 700 if (hwndDescendant == NULL) { 701 return NULL; 702 } 703 704 DASSERT(IsWindow(hwndDescendant)); 705 HWND hwnd = hwndDescendant; 706 for(;;) { 707 DWORD style = ::GetWindowLong(hwnd, GWL_STYLE); 708 // a) found a non-child window so terminate 709 // b) found real toplevel window (e.g. EmbeddedFrame 710 // that is child though) 711 if ( (style & WS_CHILD) == 0 || 712 AwtComponent::IsTopLevelHWnd(hwnd) ) 713 { 714 break; 715 } 716 hwnd = ::GetParent(hwnd); 717 } 718 719 return hwnd; 720 } 721 //////////////////// 722 723 jobject AwtComponent::FindHeavyweightUnderCursor(BOOL useCache) { 724 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2); 725 if (env->EnsureLocalCapacity(1) < 0) { 726 return NULL; 727 } 728 729 HWND hit = NULL; 730 POINT p = { 0, 0 }; 731 AwtComponent *comp = NULL; 732 733 if (useCache) { 734 if (sm_cursorOn == NULL) { 735 return NULL; 736 } 737 738 739 DASSERT(::IsWindow(sm_cursorOn)); 740 VERIFY(::GetCursorPos(&p)); 741 /* 742 * Fix for BugTraq ID 4304024. 743 * Allow a non-default cursor only for the client area. 744 */ 745 comp = AwtComponent::GetComponent(sm_cursorOn); 746 if (comp != NULL && 747 ::SendMessage(sm_cursorOn, WM_NCHITTEST, 0, 748 MAKELPARAM(p.x, p.y)) == HTCLIENT) { 749 goto found; 750 } 751 } 752 753 ::GetCursorPos(&p); 754 hit = ::WindowFromPoint(p); 755 while (hit != NULL) { 756 comp = AwtComponent::GetComponent(hit); 757 758 if (comp != NULL) { 759 INT nHittest = (INT)::SendMessage(hit, WM_NCHITTEST, 760 0, MAKELPARAM(p.x, p.y)); 761 /* 762 * Fix for BugTraq ID 4304024. 763 * Allow a non-default cursor only for the client area. 764 */ 765 if (nHittest != HTCLIENT) { 766 /* 767 * When over the non-client area, send WM_SETCURSOR 768 * to revert the cursor to an arrow. 769 */ 770 ::SendMessage(hit, WM_SETCURSOR, (WPARAM)hit, 771 MAKELPARAM(nHittest, WM_MOUSEMOVE)); 772 return NULL; 773 } else { 774 sm_cursorOn = hit; 775 goto found; 776 } 777 } 778 779 if ((::GetWindowLong(hit, GWL_STYLE) & WS_CHILD) == 0) { 780 return NULL; 781 } 782 hit = ::GetParent(hit); 783 } 784 785 return NULL; 786 787 found: 788 jobject localRef = comp->GetTarget(env); 789 jobject globalRef = env->NewGlobalRef(localRef); 790 env->DeleteLocalRef(localRef); 791 return globalRef; 792 } 793 794 void AwtComponent::SetColor(COLORREF c) 795 { 796 int screen = AwtWin32GraphicsDevice::DeviceIndexForWindow(GetHWnd()); 797 int grayscale = AwtWin32GraphicsDevice::GetGrayness(screen); 798 if (grayscale != GS_NOTGRAY) { 799 int g; 800 801 g = (int) (.299 * (c & 0xFF) + .587 * ((c >> 8) & 0xFF) + 802 .114 * ((c >> 16) & 0xFF) + 0.5); 803 // c = g | (g << 8) | (g << 16); 804 c = PALETTERGB(g, g, g); 805 } 806 807 if (m_colorForeground == c) { 808 return; 809 } 810 811 m_colorForeground = c; 812 if (m_penForeground != NULL) { 813 m_penForeground->Release(); 814 m_penForeground = NULL; 815 } 816 VERIFY(::InvalidateRect(GetHWnd(), NULL, FALSE)); 817 } 818 819 void AwtComponent::SetBackgroundColor(COLORREF c) 820 { 821 int screen = AwtWin32GraphicsDevice::DeviceIndexForWindow(GetHWnd()); 822 int grayscale = AwtWin32GraphicsDevice::GetGrayness(screen); 823 if (grayscale != GS_NOTGRAY) { 824 int g; 825 826 g = (int) (.299 * (c & 0xFF) + .587 * ((c >> 8) & 0xFF) + 827 .114 * ((c >> 16) & 0xFF) + 0.5); 828 // c = g | (g << 8) | (g << 16); 829 c = PALETTERGB(g, g, g); 830 } 831 832 if (m_colorBackground == c) { 833 return; 834 } 835 m_colorBackground = c; 836 m_backgroundColorSet = TRUE; 837 if (m_brushBackground != NULL) { 838 m_brushBackground->Release(); 839 m_brushBackground = NULL; 840 } 841 VERIFY(::InvalidateRect(GetHWnd(), NULL, TRUE)); 842 } 843 844 HPEN AwtComponent::GetForegroundPen() 845 { 846 if (m_penForeground == NULL) { 847 m_penForeground = AwtPen::Get(m_colorForeground); 848 } 849 return (HPEN)m_penForeground->GetHandle(); 850 } 851 852 COLORREF AwtComponent::GetBackgroundColor() 853 { 854 if (m_backgroundColorSet == FALSE) { 855 AwtComponent* c = this; 856 while ((c = c->GetParent()) != NULL) { 857 if (c->IsBackgroundColorSet()) { 858 return c->GetBackgroundColor(); 859 } 860 } 861 } 862 return m_colorBackground; 863 } 864 865 HBRUSH AwtComponent::GetBackgroundBrush() 866 { 867 if (m_backgroundColorSet == FALSE) { 868 if (m_brushBackground != NULL) { 869 m_brushBackground->Release(); 870 m_brushBackground = NULL; 871 } 872 AwtComponent* c = this; 873 while ((c = c->GetParent()) != NULL) { 874 if (c->IsBackgroundColorSet()) { 875 m_brushBackground = 876 AwtBrush::Get(c->GetBackgroundColor()); 877 break; 878 } 879 } 880 } 881 if (m_brushBackground == NULL) { 882 m_brushBackground = AwtBrush::Get(m_colorBackground); 883 } 884 return (HBRUSH)m_brushBackground->GetHandle(); 885 } 886 887 void AwtComponent::SetFont(AwtFont* font) 888 { 889 DASSERT(font != NULL); 890 if (font->GetAscent() < 0) { 891 AwtFont::SetupAscent(font); 892 } 893 SendMessage(WM_SETFONT, (WPARAM)font->GetHFont(), MAKELPARAM(FALSE, 0)); 894 VERIFY(::InvalidateRect(GetHWnd(), NULL, TRUE)); 895 } 896 897 AwtComponent* AwtComponent::GetParent() 898 { 899 HWND hwnd = ::GetParent(GetHWnd()); 900 if (hwnd == NULL) { 901 return NULL; 902 } 903 return GetComponent(hwnd); 904 } 905 906 AwtWindow* AwtComponent::GetContainer() 907 { 908 AwtComponent* comp = this; 909 while (comp != NULL) { 910 if (comp->IsContainer()) { 911 return (AwtWindow*)comp; 912 } 913 comp = comp->GetParent(); 914 } 915 return NULL; 916 } 917 918 void AwtComponent::Show() 919 { 920 m_visible = true; 921 ::ShowWindow(GetHWnd(), SW_SHOWNA); 922 } 923 924 void AwtComponent::Hide() 925 { 926 m_visible = false; 927 ::ShowWindow(GetHWnd(), SW_HIDE); 928 } 929 930 BOOL 931 AwtComponent::SetWindowPos(HWND wnd, HWND after, 932 int x, int y, int w, int h, UINT flags) 933 { 934 // Conditions we shouldn't handle: 935 // z-order changes, correct window dimensions 936 if (after != NULL || (w < 32767 && h < 32767) 937 || ((::GetWindowLong(wnd, GWL_STYLE) & WS_CHILD) == 0)) 938 { 939 return ::SetWindowPos(wnd, after, x, y, w, h, flags); 940 } 941 WINDOWPLACEMENT wp; 942 ::ZeroMemory(&wp, sizeof(wp)); 943 944 wp.length = sizeof(wp); 945 ::GetWindowPlacement(wnd, &wp); 946 wp.rcNormalPosition.left = x; 947 wp.rcNormalPosition.top = y; 948 wp.rcNormalPosition.right = x + w; 949 wp.rcNormalPosition.bottom = y + h; 950 if ( flags & SWP_NOACTIVATE ) { 951 wp.showCmd = SW_SHOWNOACTIVATE; 952 } 953 ::SetWindowPlacement(wnd, &wp); 954 return 1; 955 } 956 957 958 void AwtComponent::Reshape(int x, int y, int w, int h) 959 { 960 #if defined(DEBUG) 961 RECT rc; 962 ::GetWindowRect(GetHWnd(), &rc); 963 ::MapWindowPoints(HWND_DESKTOP, ::GetParent(GetHWnd()), (LPPOINT)&rc, 2); 964 DTRACE_PRINTLN4("AwtComponent::Reshape from %d, %d, %d, %d", rc.left, rc.top, rc.right-rc.left, rc.bottom-rc.top); 965 #endif 966 AwtWindow* container = GetContainer(); 967 AwtComponent* parent = GetParent(); 968 if (container != NULL && container == parent) { 969 container->SubtractInsetPoint(x, y); 970 } 971 DTRACE_PRINTLN4("AwtComponent::Reshape to %d, %d, %d, %d", x, y, w, h); 972 UINT flags = SWP_NOACTIVATE | SWP_NOZORDER; 973 974 RECT r; 975 976 ::GetWindowRect(GetHWnd(), &r); 977 // if the component size is changing , don't copy window bits 978 if (r.right - r.left != w || r.bottom - r.top != h) { 979 flags |= SWP_NOCOPYBITS; 980 } 981 982 if (parent && _tcscmp(parent->GetClassName(), TEXT("SunAwtScrollPane")) == 0) { 983 if (x > 0) { 984 x = 0; 985 } 986 if (y > 0) { 987 y = 0; 988 } 989 } 990 if (m_hdwp != NULL) { 991 m_hdwp = ::DeferWindowPos(m_hdwp, GetHWnd(), 0, x, y, w, h, flags); 992 DASSERT(m_hdwp != NULL); 993 } else { 994 /* 995 * Fox for 4046446 996 * If window has dimensions above the short int limit, ::SetWindowPos doesn't work. 997 * We should use SetWindowPlacement instead. 998 */ 999 SetWindowPos(GetHWnd(), 0, x, y, w, h, flags); 1000 } 1001 } 1002 1003 void AwtComponent::SetScrollValues(UINT bar, int min, int value, int max) 1004 { 1005 int minTmp, maxTmp; 1006 1007 ::GetScrollRange(GetHWnd(), bar, &minTmp, &maxTmp); 1008 if (min == INT_MAX) { 1009 min = minTmp; 1010 } 1011 if (value == INT_MAX) { 1012 value = ::GetScrollPos(GetHWnd(), bar); 1013 } 1014 if (max == INT_MAX) { 1015 max = maxTmp; 1016 } 1017 if (min == max) { 1018 max++; 1019 } 1020 ::SetScrollRange(GetHWnd(), bar, min, max, FALSE); 1021 ::SetScrollPos(GetHWnd(), bar, value, TRUE); 1022 } 1023 1024 /* 1025 * Save Global Reference of sun.awt.windows.WInputMethod object 1026 */ 1027 void AwtComponent::SetInputMethod(jobject im, BOOL useNativeCompWindow) 1028 { 1029 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2); 1030 1031 if (m_InputMethod!=NULL) 1032 env->DeleteGlobalRef(m_InputMethod); 1033 1034 if (im!=NULL){ 1035 m_InputMethod = env->NewGlobalRef(im); 1036 m_useNativeCompWindow = useNativeCompWindow; 1037 } else { 1038 m_InputMethod = NULL; 1039 m_useNativeCompWindow = TRUE; 1040 } 1041 1042 } 1043 1044 /* 1045 * Opportunity to process and/or eat a message before it is dispatched 1046 */ 1047 MsgRouting AwtComponent::PreProcessMsg(MSG& msg) 1048 { 1049 return mrPassAlong; 1050 } 1051 1052 static UINT lastMessage = WM_NULL; 1053 1054 #ifndef SPY_MESSAGES 1055 #define SpyWinMessage(hwin,msg,str) 1056 #else 1057 1058 #define FMT_MSG(x,y) case x: _stprintf(szBuf, \ 1059 "0x%8.8x(%s):%s\n", hwnd, szComment, y); break; 1060 #define WIN_MSG(x) FMT_MSG(x,#x) 1061 1062 void SpyWinMessage(HWND hwnd, UINT message, LPCTSTR szComment) { 1063 1064 TCHAR szBuf[256]; 1065 1066 switch (message) { 1067 WIN_MSG(WM_NULL) 1068 WIN_MSG(WM_CREATE) 1069 WIN_MSG(WM_DESTROY) 1070 WIN_MSG(WM_MOVE) 1071 WIN_MSG(WM_SIZE) 1072 WIN_MSG(WM_ACTIVATE) 1073 WIN_MSG(WM_SETFOCUS) 1074 WIN_MSG(WM_KILLFOCUS) 1075 WIN_MSG(WM_ENABLE) 1076 WIN_MSG(WM_SETREDRAW) 1077 WIN_MSG(WM_SETTEXT) 1078 WIN_MSG(WM_GETTEXT) 1079 WIN_MSG(WM_GETTEXTLENGTH) 1080 WIN_MSG(WM_PAINT) 1081 WIN_MSG(WM_CLOSE) 1082 WIN_MSG(WM_QUERYENDSESSION) 1083 WIN_MSG(WM_QUIT) 1084 WIN_MSG(WM_QUERYOPEN) 1085 WIN_MSG(WM_ERASEBKGND) 1086 WIN_MSG(WM_SYSCOLORCHANGE) 1087 WIN_MSG(WM_ENDSESSION) 1088 WIN_MSG(WM_SHOWWINDOW) 1089 FMT_MSG(WM_WININICHANGE,"WM_WININICHANGE/WM_SETTINGCHANGE") 1090 WIN_MSG(WM_DEVMODECHANGE) 1091 WIN_MSG(WM_ACTIVATEAPP) 1092 WIN_MSG(WM_FONTCHANGE) 1093 WIN_MSG(WM_TIMECHANGE) 1094 WIN_MSG(WM_CANCELMODE) 1095 WIN_MSG(WM_SETCURSOR) 1096 WIN_MSG(WM_MOUSEACTIVATE) 1097 WIN_MSG(WM_CHILDACTIVATE) 1098 WIN_MSG(WM_QUEUESYNC) 1099 WIN_MSG(WM_GETMINMAXINFO) 1100 WIN_MSG(WM_PAINTICON) 1101 WIN_MSG(WM_ICONERASEBKGND) 1102 WIN_MSG(WM_NEXTDLGCTL) 1103 WIN_MSG(WM_SPOOLERSTATUS) 1104 WIN_MSG(WM_DRAWITEM) 1105 WIN_MSG(WM_MEASUREITEM) 1106 WIN_MSG(WM_DELETEITEM) 1107 WIN_MSG(WM_VKEYTOITEM) 1108 WIN_MSG(WM_CHARTOITEM) 1109 WIN_MSG(WM_SETFONT) 1110 WIN_MSG(WM_GETFONT) 1111 WIN_MSG(WM_SETHOTKEY) 1112 WIN_MSG(WM_GETHOTKEY) 1113 WIN_MSG(WM_QUERYDRAGICON) 1114 WIN_MSG(WM_COMPAREITEM) 1115 FMT_MSG(0x003D, "WM_GETOBJECT") 1116 WIN_MSG(WM_COMPACTING) 1117 WIN_MSG(WM_COMMNOTIFY) 1118 WIN_MSG(WM_WINDOWPOSCHANGING) 1119 WIN_MSG(WM_WINDOWPOSCHANGED) 1120 WIN_MSG(WM_POWER) 1121 WIN_MSG(WM_COPYDATA) 1122 WIN_MSG(WM_CANCELJOURNAL) 1123 WIN_MSG(WM_NOTIFY) 1124 WIN_MSG(WM_INPUTLANGCHANGEREQUEST) 1125 WIN_MSG(WM_INPUTLANGCHANGE) 1126 WIN_MSG(WM_TCARD) 1127 WIN_MSG(WM_HELP) 1128 WIN_MSG(WM_USERCHANGED) 1129 WIN_MSG(WM_NOTIFYFORMAT) 1130 WIN_MSG(WM_CONTEXTMENU) 1131 WIN_MSG(WM_STYLECHANGING) 1132 WIN_MSG(WM_STYLECHANGED) 1133 WIN_MSG(WM_DISPLAYCHANGE) 1134 WIN_MSG(WM_GETICON) 1135 WIN_MSG(WM_SETICON) 1136 WIN_MSG(WM_NCCREATE) 1137 WIN_MSG(WM_NCDESTROY) 1138 WIN_MSG(WM_NCCALCSIZE) 1139 WIN_MSG(WM_NCHITTEST) 1140 WIN_MSG(WM_NCPAINT) 1141 WIN_MSG(WM_NCACTIVATE) 1142 WIN_MSG(WM_GETDLGCODE) 1143 WIN_MSG(WM_SYNCPAINT) 1144 WIN_MSG(WM_NCMOUSEMOVE) 1145 WIN_MSG(WM_NCLBUTTONDOWN) 1146 WIN_MSG(WM_NCLBUTTONUP) 1147 WIN_MSG(WM_NCLBUTTONDBLCLK) 1148 WIN_MSG(WM_NCRBUTTONDOWN) 1149 WIN_MSG(WM_NCRBUTTONUP) 1150 WIN_MSG(WM_NCRBUTTONDBLCLK) 1151 WIN_MSG(WM_NCMBUTTONDOWN) 1152 WIN_MSG(WM_NCMBUTTONUP) 1153 WIN_MSG(WM_NCMBUTTONDBLCLK) 1154 WIN_MSG(WM_KEYDOWN) 1155 WIN_MSG(WM_KEYUP) 1156 WIN_MSG(WM_CHAR) 1157 WIN_MSG(WM_DEADCHAR) 1158 WIN_MSG(WM_SYSKEYDOWN) 1159 WIN_MSG(WM_SYSKEYUP) 1160 WIN_MSG(WM_SYSCHAR) 1161 WIN_MSG(WM_SYSDEADCHAR) 1162 WIN_MSG(WM_IME_STARTCOMPOSITION) 1163 WIN_MSG(WM_IME_ENDCOMPOSITION) 1164 WIN_MSG(WM_IME_COMPOSITION) 1165 WIN_MSG(WM_INITDIALOG) 1166 WIN_MSG(WM_COMMAND) 1167 WIN_MSG(WM_SYSCOMMAND) 1168 WIN_MSG(WM_TIMER) 1169 WIN_MSG(WM_HSCROLL) 1170 WIN_MSG(WM_VSCROLL) 1171 WIN_MSG(WM_INITMENU) 1172 WIN_MSG(WM_INITMENUPOPUP) 1173 WIN_MSG(WM_MENUSELECT) 1174 WIN_MSG(WM_MENUCHAR) 1175 WIN_MSG(WM_ENTERIDLE) 1176 FMT_MSG(0x0122, "WM_MENURBUTTONUP") 1177 FMT_MSG(0x0123, "WM_MENUDRAG") 1178 FMT_MSG(0x0124, "WM_MENUGETOBJECT") 1179 FMT_MSG(0x0125, "WM_UNINITMENUPOPUP") 1180 FMT_MSG(0x0126, "WM_MENUCOMMAND") 1181 WIN_MSG(WM_CTLCOLORMSGBOX) 1182 WIN_MSG(WM_CTLCOLOREDIT) 1183 WIN_MSG(WM_CTLCOLORLISTBOX) 1184 WIN_MSG(WM_CTLCOLORBTN) 1185 WIN_MSG(WM_CTLCOLORDLG) 1186 WIN_MSG(WM_CTLCOLORSCROLLBAR) 1187 WIN_MSG(WM_CTLCOLORSTATIC) 1188 WIN_MSG(WM_MOUSEMOVE) 1189 WIN_MSG(WM_LBUTTONDOWN) 1190 WIN_MSG(WM_LBUTTONUP) 1191 WIN_MSG(WM_LBUTTONDBLCLK) 1192 WIN_MSG(WM_RBUTTONDOWN) 1193 WIN_MSG(WM_RBUTTONUP) 1194 WIN_MSG(WM_RBUTTONDBLCLK) 1195 WIN_MSG(WM_MBUTTONDOWN) 1196 WIN_MSG(WM_MBUTTONUP) 1197 WIN_MSG(WM_MBUTTONDBLCLK) 1198 WIN_MSG(WM_XBUTTONDBLCLK) 1199 WIN_MSG(WM_XBUTTONDOWN) 1200 WIN_MSG(WM_XBUTTONUP) 1201 WIN_MSG(WM_MOUSEWHEEL) 1202 WIN_MSG(WM_PARENTNOTIFY) 1203 WIN_MSG(WM_ENTERMENULOOP) 1204 WIN_MSG(WM_EXITMENULOOP) 1205 WIN_MSG(WM_NEXTMENU) 1206 WIN_MSG(WM_SIZING) 1207 WIN_MSG(WM_CAPTURECHANGED) 1208 WIN_MSG(WM_MOVING) 1209 WIN_MSG(WM_POWERBROADCAST) 1210 WIN_MSG(WM_DEVICECHANGE) 1211 WIN_MSG(WM_MDICREATE) 1212 WIN_MSG(WM_MDIDESTROY) 1213 WIN_MSG(WM_MDIACTIVATE) 1214 WIN_MSG(WM_MDIRESTORE) 1215 WIN_MSG(WM_MDINEXT) 1216 WIN_MSG(WM_MDIMAXIMIZE) 1217 WIN_MSG(WM_MDITILE) 1218 WIN_MSG(WM_MDICASCADE) 1219 WIN_MSG(WM_MDIICONARRANGE) 1220 WIN_MSG(WM_MDIGETACTIVE) 1221 WIN_MSG(WM_MDISETMENU) 1222 WIN_MSG(WM_ENTERSIZEMOVE) 1223 WIN_MSG(WM_EXITSIZEMOVE) 1224 WIN_MSG(WM_DROPFILES) 1225 WIN_MSG(WM_MDIREFRESHMENU) 1226 WIN_MSG(WM_IME_SETCONTEXT) 1227 WIN_MSG(WM_IME_NOTIFY) 1228 WIN_MSG(WM_IME_CONTROL) 1229 WIN_MSG(WM_IME_COMPOSITIONFULL) 1230 WIN_MSG(WM_IME_SELECT) 1231 WIN_MSG(WM_IME_CHAR) 1232 FMT_MSG(WM_IME_REQUEST) 1233 WIN_MSG(WM_IME_KEYDOWN) 1234 WIN_MSG(WM_IME_KEYUP) 1235 FMT_MSG(0x02A1, "WM_MOUSEHOVER") 1236 FMT_MSG(0x02A3, "WM_MOUSELEAVE") 1237 WIN_MSG(WM_CUT) 1238 WIN_MSG(WM_COPY) 1239 WIN_MSG(WM_PASTE) 1240 WIN_MSG(WM_CLEAR) 1241 WIN_MSG(WM_UNDO) 1242 WIN_MSG(WM_RENDERFORMAT) 1243 WIN_MSG(WM_RENDERALLFORMATS) 1244 WIN_MSG(WM_DESTROYCLIPBOARD) 1245 WIN_MSG(WM_DRAWCLIPBOARD) 1246 WIN_MSG(WM_PAINTCLIPBOARD) 1247 WIN_MSG(WM_VSCROLLCLIPBOARD) 1248 WIN_MSG(WM_SIZECLIPBOARD) 1249 WIN_MSG(WM_ASKCBFORMATNAME) 1250 WIN_MSG(WM_CHANGECBCHAIN) 1251 WIN_MSG(WM_HSCROLLCLIPBOARD) 1252 WIN_MSG(WM_QUERYNEWPALETTE) 1253 WIN_MSG(WM_PALETTEISCHANGING) 1254 WIN_MSG(WM_PALETTECHANGED) 1255 WIN_MSG(WM_HOTKEY) 1256 WIN_MSG(WM_PRINT) 1257 WIN_MSG(WM_PRINTCLIENT) 1258 WIN_MSG(WM_HANDHELDFIRST) 1259 WIN_MSG(WM_HANDHELDLAST) 1260 WIN_MSG(WM_AFXFIRST) 1261 WIN_MSG(WM_AFXLAST) 1262 WIN_MSG(WM_PENWINFIRST) 1263 WIN_MSG(WM_PENWINLAST) 1264 WIN_MSG(WM_AWT_COMPONENT_CREATE) 1265 WIN_MSG(WM_AWT_DESTROY_WINDOW) 1266 WIN_MSG(WM_AWT_MOUSEENTER) 1267 WIN_MSG(WM_AWT_MOUSEEXIT) 1268 WIN_MSG(WM_AWT_COMPONENT_SHOW) 1269 WIN_MSG(WM_AWT_COMPONENT_HIDE) 1270 WIN_MSG(WM_AWT_COMPONENT_SETFOCUS) 1271 WIN_MSG(WM_AWT_WINDOW_SETACTIVE) 1272 WIN_MSG(WM_AWT_LIST_SETMULTISELECT) 1273 WIN_MSG(WM_AWT_HANDLE_EVENT) 1274 WIN_MSG(WM_AWT_PRINT_COMPONENT) 1275 WIN_MSG(WM_AWT_RESHAPE_COMPONENT) 1276 WIN_MSG(WM_AWT_SETALWAYSONTOP) 1277 WIN_MSG(WM_AWT_BEGIN_VALIDATE) 1278 WIN_MSG(WM_AWT_END_VALIDATE) 1279 WIN_MSG(WM_AWT_FORWARD_CHAR) 1280 WIN_MSG(WM_AWT_FORWARD_BYTE) 1281 WIN_MSG(WM_AWT_SET_SCROLL_INFO) 1282 WIN_MSG(WM_AWT_CREATECONTEXT) 1283 WIN_MSG(WM_AWT_DESTROYCONTEXT) 1284 WIN_MSG(WM_AWT_ASSOCIATECONTEXT) 1285 WIN_MSG(WM_AWT_GET_DEFAULT_IME_HANDLER) 1286 WIN_MSG(WM_AWT_HANDLE_NATIVE_IME_EVENT) 1287 WIN_MSG(WM_AWT_PRE_KEYDOWN) 1288 WIN_MSG(WM_AWT_PRE_KEYUP) 1289 WIN_MSG(WM_AWT_PRE_SYSKEYDOWN) 1290 WIN_MSG(WM_AWT_PRE_SYSKEYUP) 1291 WIN_MSG(WM_AWT_ENDCOMPOSITION,) 1292 WIN_MSG(WM_AWT_DISPOSE,) 1293 WIN_MSG(WM_AWT_DELETEOBJECT,) 1294 WIN_MSG(WM_AWT_SETCONVERSIONSTATUS,) 1295 WIN_MSG(WM_AWT_GETCONVERSIONSTATUS,) 1296 WIN_MSG(WM_AWT_SETOPENSTATUS,) 1297 WIN_MSG(WM_AWT_GETOPENSTATUS) 1298 WIN_MSG(WM_AWT_ACTIVATEKEYBOARDLAYOUT) 1299 WIN_MSG(WM_AWT_OPENCANDIDATEWINDOW) 1300 WIN_MSG(WM_AWT_DLG_SHOWMODAL,) 1301 WIN_MSG(WM_AWT_DLG_ENDMODAL,) 1302 WIN_MSG(WM_AWT_SETCURSOR,) 1303 WIN_MSG(WM_AWT_WAIT_FOR_SINGLE_OBJECT,) 1304 WIN_MSG(WM_AWT_INVOKE_METHOD,) 1305 WIN_MSG(WM_AWT_INVOKE_VOID_METHOD,) 1306 WIN_MSG(WM_AWT_EXECUTE_SYNC,) 1307 WIN_MSG(WM_AWT_CURSOR_SYNC) 1308 WIN_MSG(WM_AWT_GETDC) 1309 WIN_MSG(WM_AWT_RELEASEDC) 1310 WIN_MSG(WM_AWT_RELEASE_ALL_DCS) 1311 WIN_MSG(WM_AWT_SHOWCURSOR) 1312 WIN_MSG(WM_AWT_HIDECURSOR) 1313 WIN_MSG(WM_AWT_CREATE_PRINTED_PIXELS) 1314 WIN_MSG(WM_AWT_OBJECTLISTCLEANUP) 1315 default: 1316 sprintf(szBuf, "0x%8.8x(%s):Unknown message 0x%8.8x\n", 1317 hwnd, szComment, message); 1318 break; 1319 } 1320 printf(szBuf); 1321 } 1322 1323 #endif /* SPY_MESSAGES */ 1324 1325 /* 1326 * Dispatch messages for this window class--general component 1327 */ 1328 LRESULT AwtComponent::WindowProc(UINT message, WPARAM wParam, LPARAM lParam) 1329 { 1330 CounterHelper ch(&m_MessagesProcessing); 1331 1332 JNILocalFrame lframe(AwtToolkit::GetEnv(), 10); 1333 SpyWinMessage(GetHWnd(), message, 1334 (message == WM_AWT_RELEASE_ALL_DCS) ? TEXT("Disposed Component") : GetClassName()); 1335 1336 LRESULT retValue = 0; 1337 MsgRouting mr = mrDoDefault; 1338 AwtToolkit::GetInstance().eventNumber++; 1339 1340 static BOOL ignoreNextLBTNUP = FALSE; //Ignore next LBUTTONUP msg? 1341 1342 lastMessage = message; 1343 1344 if (message == WmAwtIsComponent) { 1345 // special message to identify AWT HWND's without using 1346 // resource hogging ::SetProp 1347 return (LRESULT)TRUE; 1348 } 1349 1350 DWORD curPos = 0; 1351 1352 UINT switchMessage = message; 1353 switch (switchMessage) { 1354 case WM_AWT_GETDC: 1355 { 1356 HDC hDC; 1357 // First, release the DCs scheduled for deletion 1358 ReleaseDCList(GetHWnd(), passiveDCList); 1359 1360 GetDCReturnStruct *returnStruct = new GetDCReturnStruct; 1361 returnStruct->gdiLimitReached = FALSE; 1362 if (AwtGDIObject::IncrementIfAvailable()) { 1363 hDC = ::GetDCEx(GetHWnd(), NULL, 1364 DCX_CACHE | DCX_CLIPCHILDREN | 1365 DCX_CLIPSIBLINGS); 1366 if (hDC != NULL) { 1367 // Add new DC to list of DC's associated with this Component 1368 activeDCList.AddDC(hDC, GetHWnd()); 1369 } else { 1370 // Creation failed; decrement counter in AwtGDIObject 1371 AwtGDIObject::Decrement(); 1372 } 1373 } else { 1374 hDC = NULL; 1375 returnStruct->gdiLimitReached = TRUE; 1376 } 1377 returnStruct->hDC = hDC; 1378 retValue = (LRESULT)returnStruct; 1379 mr = mrConsume; 1380 break; 1381 } 1382 case WM_AWT_RELEASEDC: 1383 { 1384 HDC hDC = (HDC)wParam; 1385 MoveDCToPassiveList(hDC); 1386 ReleaseDCList(GetHWnd(), passiveDCList); 1387 mr = mrConsume; 1388 break; 1389 } 1390 case WM_AWT_RELEASE_ALL_DCS: 1391 { 1392 // Called during Component destruction. Gets current list of 1393 // DC's associated with Component and releases each DC. 1394 ReleaseDCList(GetHWnd(), activeDCList); 1395 ReleaseDCList(GetHWnd(), passiveDCList); 1396 mr = mrConsume; 1397 break; 1398 } 1399 case WM_AWT_SHOWCURSOR: 1400 ::ShowCursor(TRUE); 1401 break; 1402 case WM_AWT_HIDECURSOR: 1403 ::ShowCursor(FALSE); 1404 break; 1405 case WM_CREATE: mr = WmCreate(); break; 1406 case WM_CLOSE: mr = WmClose(); break; 1407 case WM_DESTROY: mr = WmDestroy(); break; 1408 case WM_NCDESTROY: mr = WmNcDestroy(); break; 1409 1410 case WM_ERASEBKGND: 1411 mr = WmEraseBkgnd((HDC)wParam, *(BOOL*)&retValue); break; 1412 case WM_PAINT: 1413 CheckFontSmoothingSettings(GetHWnd()); 1414 /* Set draw state */ 1415 SetDrawState(GetDrawState() | JAWT_LOCK_CLIP_CHANGED); 1416 mr = WmPaint((HDC)wParam); 1417 break; 1418 1419 case WM_GETMINMAXINFO: 1420 mr = WmGetMinMaxInfo((LPMINMAXINFO)lParam); 1421 break; 1422 1423 case WM_WINDOWPOSCHANGING: 1424 { 1425 // We process this message so that we can synchronize access to 1426 // a moving window. The Scale/Blt functions in Win32BlitLoops 1427 // take the same windowMoveLock to ensure that a window is not 1428 // moving while we are trying to copy pixels into it. 1429 WINDOWPOS *lpPosInfo = (WINDOWPOS *)lParam; 1430 if ((lpPosInfo->flags & (SWP_NOMOVE | SWP_NOSIZE)) != 1431 (SWP_NOMOVE | SWP_NOSIZE)) 1432 { 1433 // Move or Size command. 1434 // Windows tends to send erroneous events that the window 1435 // is about to move when the coordinates are exactly the 1436 // same as the last time. This can cause problems with 1437 // our windowMoveLock CriticalSection because we enter it 1438 // here and never get to WM_WINDOWPOSCHANGED to release it. 1439 // So make sure this is a real move/size event before bothering 1440 // to grab the critical section. 1441 BOOL takeLock = FALSE; 1442 if (!(lpPosInfo->flags & SWP_NOMOVE) && 1443 ((windowMoveLockPosX != lpPosInfo->x) || 1444 (windowMoveLockPosY != lpPosInfo->y))) 1445 { 1446 // Real move event 1447 takeLock = TRUE; 1448 windowMoveLockPosX = lpPosInfo->x; 1449 windowMoveLockPosY = lpPosInfo->y; 1450 } 1451 if (!(lpPosInfo->flags & SWP_NOSIZE) && 1452 ((windowMoveLockPosCX != lpPosInfo->cx) || 1453 (windowMoveLockPosCY != lpPosInfo->cy))) 1454 { 1455 // Real size event 1456 takeLock = TRUE; 1457 windowMoveLockPosCX = lpPosInfo->cx; 1458 windowMoveLockPosCY = lpPosInfo->cy; 1459 } 1460 if (takeLock) { 1461 if (!windowMoveLockHeld) { 1462 windowMoveLock.Enter(); 1463 windowMoveLockHeld = TRUE; 1464 } 1465 } 1466 } 1467 mr = WmWindowPosChanging(lParam); 1468 break; 1469 } 1470 case WM_WINDOWPOSCHANGED: 1471 { 1472 // Release lock grabbed in the POSCHANGING message 1473 if (windowMoveLockHeld) { 1474 windowMoveLockHeld = FALSE; 1475 windowMoveLock.Leave(); 1476 } 1477 mr = WmWindowPosChanged(lParam); 1478 break; 1479 } 1480 case WM_MOVE: { 1481 RECT r; 1482 ::GetWindowRect(GetHWnd(), &r); 1483 mr = WmMove(r.left, r.top); 1484 break; 1485 } 1486 case WM_SIZE: 1487 { 1488 RECT r; 1489 // fix 4128317 : use GetClientRect for full 32-bit int precision and 1490 // to avoid negative client area dimensions overflowing 16-bit params - robi 1491 ::GetClientRect( GetHWnd(), &r ); 1492 mr = WmSize(static_cast<UINT>(wParam), r.right - r.left, r.bottom - r.top); 1493 //mr = WmSize(wParam, LOWORD(lParam), HIWORD(lParam)); 1494 SetCompositionWindow(r); 1495 break; 1496 } 1497 case WM_SIZING: 1498 mr = WmSizing(); 1499 break; 1500 case WM_SHOWWINDOW: 1501 mr = WmShowWindow(static_cast<BOOL>(wParam), 1502 static_cast<UINT>(lParam)); break; 1503 case WM_SYSCOMMAND: 1504 mr = WmSysCommand(static_cast<UINT>(wParam & 0xFFF0), 1505 GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam)); 1506 break; 1507 case WM_EXITSIZEMOVE: 1508 mr = WmExitSizeMove(); 1509 break; 1510 // Bug #4039858 (Selecting menu item causes bogus mouse click event) 1511 case WM_ENTERMENULOOP: 1512 mr = WmEnterMenuLoop((BOOL)wParam); 1513 sm_bMenuLoop = TRUE; 1514 // we need to release grab if menu is shown 1515 if (AwtWindow::GetGrabbedWindow() != NULL) { 1516 AwtWindow::GetGrabbedWindow()->Ungrab(); 1517 } 1518 break; 1519 case WM_EXITMENULOOP: 1520 mr = WmExitMenuLoop((BOOL)wParam); 1521 sm_bMenuLoop = FALSE; 1522 break; 1523 1524 // We don't expect any focus messages on non-proxy component, 1525 // except those that came from Java. 1526 case WM_SETFOCUS: 1527 if (sm_inSynthesizeFocus) { 1528 mr = WmSetFocus((HWND)wParam); 1529 } else { 1530 mr = mrConsume; 1531 } 1532 break; 1533 case WM_KILLFOCUS: 1534 if (sm_inSynthesizeFocus) { 1535 mr = WmKillFocus((HWND)wParam); 1536 } else { 1537 mr = mrConsume; 1538 } 1539 break; 1540 case WM_ACTIVATE: { 1541 UINT nState = LOWORD(wParam); 1542 BOOL fMinimized = (BOOL)HIWORD(wParam); 1543 mr = mrConsume; 1544 1545 if (!sm_suppressFocusAndActivation && 1546 (!fMinimized || (nState == WA_INACTIVE))) 1547 { 1548 mr = WmActivate(nState, fMinimized, (HWND)lParam); 1549 1550 // When the window is deactivated, send WM_IME_ENDCOMPOSITION 1551 // message to deactivate the composition window so that 1552 // it won't receive keyboard input focus. 1553 HIMC hIMC; 1554 HWND hwnd = ImmGetHWnd(); 1555 if ((hIMC = ImmGetContext(hwnd)) != NULL) { 1556 ImmReleaseContext(hwnd, hIMC); 1557 DefWindowProc(WM_IME_ENDCOMPOSITION, 0, 0); 1558 } 1559 } 1560 break; 1561 } 1562 case WM_MOUSEACTIVATE: { 1563 AwtWindow *window = GetContainer(); 1564 if (window && window->IsFocusableWindow()) { 1565 // AWT/Swing will later request focus to a proper component 1566 // on handling the Java mouse event. Anyway, we have to 1567 // activate the window here as it works both for AWT & Swing. 1568 // Do it in our own fassion, 1569 window->AwtSetActiveWindow(TRUE, LOWORD(lParam)/*hittest*/); 1570 } 1571 mr = mrConsume; 1572 retValue = MA_NOACTIVATE; 1573 break; 1574 } 1575 case WM_CTLCOLORMSGBOX: 1576 case WM_CTLCOLOREDIT: 1577 case WM_CTLCOLORLISTBOX: 1578 case WM_CTLCOLORBTN: 1579 case WM_CTLCOLORDLG: 1580 case WM_CTLCOLORSCROLLBAR: 1581 case WM_CTLCOLORSTATIC: 1582 mr = WmCtlColor((HDC)wParam, (HWND)lParam, 1583 message-WM_CTLCOLORMSGBOX+CTLCOLOR_MSGBOX, 1584 *(HBRUSH*)&retValue); 1585 break; 1586 case WM_HSCROLL: 1587 mr = WmHScroll(LOWORD(wParam), HIWORD(wParam), (HWND)lParam); 1588 break; 1589 case WM_VSCROLL: 1590 mr = WmVScroll(LOWORD(wParam), HIWORD(wParam), (HWND)lParam); 1591 break; 1592 // 4664415: We're seeing a WM_LBUTTONUP when the user releases the 1593 // mouse button after a WM_NCLBUTTONDBLCLK. We want to ignore this 1594 // WM_LBUTTONUP, so we set a flag in WM_NCLBUTTONDBLCLK and look for the 1595 // flag on a WM_LBUTTONUP. -bchristi 1596 case WM_NCLBUTTONDBLCLK: 1597 mr = WmNcMouseDown(wParam, GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam), LEFT_BUTTON | DBL_CLICK); 1598 if (mr == mrDoDefault) { 1599 ignoreNextLBTNUP = TRUE; 1600 } 1601 break; 1602 case WM_NCLBUTTONDOWN: 1603 mr = WmNcMouseDown(wParam, GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam), LEFT_BUTTON); 1604 ignoreNextLBTNUP = FALSE; 1605 break; 1606 case WM_NCLBUTTONUP: 1607 mr = WmNcMouseUp(wParam, GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam), LEFT_BUTTON); 1608 break; 1609 case WM_NCRBUTTONDOWN: 1610 mr = WmNcMouseDown(wParam, GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam), RIGHT_BUTTON); 1611 break; 1612 case WM_LBUTTONUP: 1613 if (ignoreNextLBTNUP) { 1614 ignoreNextLBTNUP = FALSE; 1615 return mrDoDefault; 1616 } 1617 //fall-through 1618 case WM_LBUTTONDOWN: 1619 ignoreNextLBTNUP = FALSE; 1620 //fall-through 1621 case WM_LBUTTONDBLCLK: 1622 case WM_RBUTTONDOWN: 1623 case WM_RBUTTONDBLCLK: 1624 case WM_RBUTTONUP: 1625 case WM_MBUTTONDOWN: 1626 case WM_MBUTTONDBLCLK: 1627 case WM_MBUTTONUP: 1628 case WM_XBUTTONDBLCLK: 1629 case WM_XBUTTONDOWN: 1630 case WM_XBUTTONUP: 1631 case WM_MOUSEMOVE: 1632 case WM_MOUSEWHEEL: 1633 case WM_AWT_MOUSEENTER: 1634 case WM_AWT_MOUSEEXIT: 1635 curPos = ::GetMessagePos(); 1636 POINT myPos; 1637 myPos.x = GET_X_LPARAM(curPos); 1638 myPos.y = GET_Y_LPARAM(curPos); 1639 ::ScreenToClient(GetHWnd(), &myPos); 1640 switch(switchMessage) { 1641 case WM_AWT_MOUSEENTER: 1642 mr = WmMouseEnter(static_cast<UINT>(wParam), myPos.x, myPos.y); 1643 break; 1644 case WM_LBUTTONDOWN: 1645 case WM_LBUTTONDBLCLK: 1646 mr = WmMouseDown(static_cast<UINT>(wParam), myPos.x, myPos.y, 1647 LEFT_BUTTON); 1648 break; 1649 case WM_LBUTTONUP: 1650 mr = WmMouseUp(static_cast<UINT>(wParam), myPos.x, myPos.y, 1651 LEFT_BUTTON); 1652 break; 1653 case WM_MOUSEMOVE: 1654 mr = WmMouseMove(static_cast<UINT>(wParam), myPos.x, myPos.y); 1655 break; 1656 case WM_MBUTTONDOWN: 1657 case WM_MBUTTONDBLCLK: 1658 mr = WmMouseDown(static_cast<UINT>(wParam), myPos.x, myPos.y, 1659 MIDDLE_BUTTON); 1660 break; 1661 case WM_XBUTTONDOWN: 1662 case WM_XBUTTONDBLCLK: 1663 if (AwtToolkit::GetInstance().areExtraMouseButtonsEnabled()) { 1664 if (HIWORD(wParam) == 1) { 1665 mr = WmMouseDown(static_cast<UINT>(wParam), myPos.x, myPos.y, 1666 X1_BUTTON); 1667 } 1668 if (HIWORD(wParam) == 2) { 1669 mr = WmMouseDown(static_cast<UINT>(wParam), myPos.x, myPos.y, 1670 X2_BUTTON); 1671 } 1672 } 1673 break; 1674 case WM_XBUTTONUP: 1675 if (AwtToolkit::GetInstance().areExtraMouseButtonsEnabled()) { 1676 if (HIWORD(wParam) == 1) { 1677 mr = WmMouseUp(static_cast<UINT>(wParam), myPos.x, myPos.y, 1678 X1_BUTTON); 1679 } 1680 if (HIWORD(wParam) == 2) { 1681 mr = WmMouseUp(static_cast<UINT>(wParam), myPos.x, myPos.y, 1682 X2_BUTTON); 1683 } 1684 } 1685 break; 1686 case WM_RBUTTONDOWN: 1687 case WM_RBUTTONDBLCLK: 1688 mr = WmMouseDown(static_cast<UINT>(wParam), myPos.x, myPos.y, 1689 RIGHT_BUTTON); 1690 break; 1691 case WM_RBUTTONUP: 1692 mr = WmMouseUp(static_cast<UINT>(wParam), myPos.x, myPos.y, 1693 RIGHT_BUTTON); 1694 break; 1695 case WM_MBUTTONUP: 1696 mr = WmMouseUp(static_cast<UINT>(wParam), myPos.x, myPos.y, 1697 MIDDLE_BUTTON); 1698 break; 1699 case WM_AWT_MOUSEEXIT: 1700 mr = WmMouseExit(static_cast<UINT>(wParam), myPos.x, myPos.y); 1701 break; 1702 case WM_MOUSEWHEEL: 1703 mr = WmMouseWheel(GET_KEYSTATE_WPARAM(wParam), 1704 GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam), 1705 GET_WHEEL_DELTA_WPARAM(wParam)); 1706 break; 1707 } 1708 break; 1709 case WM_SETCURSOR: 1710 mr = mrDoDefault; 1711 if (LOWORD(lParam) == HTCLIENT) { 1712 if (AwtComponent* comp = 1713 AwtComponent::GetComponent((HWND)wParam)) { 1714 AwtCursor::UpdateCursor(comp); 1715 mr = mrConsume; 1716 } 1717 } 1718 break; 1719 1720 case WM_KEYDOWN: 1721 mr = WmKeyDown(static_cast<UINT>(wParam), 1722 LOWORD(lParam), HIWORD(lParam), FALSE); 1723 break; 1724 case WM_KEYUP: 1725 mr = WmKeyUp(static_cast<UINT>(wParam), 1726 LOWORD(lParam), HIWORD(lParam), FALSE); 1727 break; 1728 case WM_SYSKEYDOWN: 1729 mr = WmKeyDown(static_cast<UINT>(wParam), 1730 LOWORD(lParam), HIWORD(lParam), TRUE); 1731 break; 1732 case WM_SYSKEYUP: 1733 mr = WmKeyUp(static_cast<UINT>(wParam), 1734 LOWORD(lParam), HIWORD(lParam), TRUE); 1735 break; 1736 case WM_IME_SETCONTEXT: 1737 // lParam is passed as pointer and it can be modified. 1738 mr = WmImeSetContext(static_cast<BOOL>(wParam), &lParam); 1739 CallProxyDefWindowProc(message, wParam, lParam, retValue, mr); 1740 break; 1741 case WM_IME_NOTIFY: 1742 mr = WmImeNotify(wParam, lParam); 1743 CallProxyDefWindowProc(message, wParam, lParam, retValue, mr); 1744 break; 1745 case WM_IME_STARTCOMPOSITION: 1746 mr = WmImeStartComposition(); 1747 CallProxyDefWindowProc(message, wParam, lParam, retValue, mr); 1748 break; 1749 case WM_IME_ENDCOMPOSITION: 1750 mr = WmImeEndComposition(); 1751 CallProxyDefWindowProc(message, wParam, lParam, retValue, mr); 1752 break; 1753 case WM_IME_COMPOSITION: { 1754 WORD dbcschar = static_cast<WORD>(wParam); 1755 mr = WmImeComposition(dbcschar, lParam); 1756 CallProxyDefWindowProc(message, wParam, lParam, retValue, mr); 1757 break; 1758 } 1759 case WM_IME_CONTROL: 1760 case WM_IME_COMPOSITIONFULL: 1761 case WM_IME_SELECT: 1762 case WM_IME_KEYUP: 1763 case WM_IME_KEYDOWN: 1764 case WM_IME_REQUEST: 1765 CallProxyDefWindowProc(message, wParam, lParam, retValue, mr); 1766 break; 1767 case WM_CHAR: 1768 mr = WmChar(static_cast<UINT>(wParam), 1769 LOWORD(lParam), HIWORD(lParam), FALSE); 1770 break; 1771 case WM_SYSCHAR: 1772 mr = WmChar(static_cast<UINT>(wParam), 1773 LOWORD(lParam), HIWORD(lParam), TRUE); 1774 break; 1775 case WM_IME_CHAR: 1776 mr = WmIMEChar(static_cast<UINT>(wParam), 1777 LOWORD(lParam), HIWORD(lParam), FALSE); 1778 break; 1779 1780 case WM_INPUTLANGCHANGEREQUEST: { 1781 DTRACE_PRINTLN4("WM_INPUTLANGCHANGEREQUEST: hwnd = 0x%X (%s);"// 1782 "0x%08X -> 0x%08X", 1783 GetHWnd(), GetClassName(), 1784 (UINT_PTR)GetKeyboardLayout(), (UINT_PTR)lParam); 1785 // 4267428: make sure keyboard layout is turned undead. 1786 static BYTE keyboardState[AwtToolkit::KB_STATE_SIZE]; 1787 AwtToolkit::GetKeyboardState(keyboardState); 1788 WORD ignored; 1789 ::ToAsciiEx(VK_SPACE, ::MapVirtualKey(VK_SPACE, 0), 1790 keyboardState, &ignored, 0, GetKeyboardLayout()); 1791 1792 // Set this flag to block ActivateKeyboardLayout from 1793 // WInputMethod.activate() 1794 g_bUserHasChangedInputLang = TRUE; 1795 CallProxyDefWindowProc(message, wParam, lParam, retValue, mr); 1796 break; 1797 } 1798 case WM_INPUTLANGCHANGE: 1799 DTRACE_PRINTLN3("WM_INPUTLANGCHANGE: hwnd = 0x%X (%s);"// 1800 "new = 0x%08X", 1801 GetHWnd(), GetClassName(), (UINT)lParam); 1802 mr = WmInputLangChange(static_cast<UINT>(wParam), reinterpret_cast<HKL>(lParam)); 1803 CallProxyDefWindowProc(message, wParam, lParam, retValue, mr); 1804 // should return non-zero if we process this message 1805 retValue = 1; 1806 break; 1807 1808 case WM_AWT_FORWARD_CHAR: 1809 mr = WmForwardChar(LOWORD(wParam), lParam, HIWORD(wParam)); 1810 break; 1811 1812 case WM_AWT_FORWARD_BYTE: 1813 mr = HandleEvent( (MSG *) lParam, (BOOL) wParam); 1814 break; 1815 1816 case WM_PASTE: 1817 mr = WmPaste(); 1818 break; 1819 case WM_TIMER: 1820 mr = WmTimer(wParam); 1821 break; 1822 1823 case WM_COMMAND: 1824 mr = WmCommand(LOWORD(wParam), (HWND)lParam, HIWORD(wParam)); 1825 break; 1826 case WM_COMPAREITEM: 1827 mr = WmCompareItem(static_cast<UINT>(wParam), 1828 *(COMPAREITEMSTRUCT*)lParam, retValue); 1829 break; 1830 case WM_DELETEITEM: 1831 mr = WmDeleteItem(static_cast<UINT>(wParam), 1832 *(DELETEITEMSTRUCT*)lParam); 1833 break; 1834 case WM_DRAWITEM: 1835 mr = WmDrawItem(static_cast<UINT>(wParam), 1836 *(DRAWITEMSTRUCT*)lParam); 1837 break; 1838 case WM_MEASUREITEM: 1839 mr = WmMeasureItem(static_cast<UINT>(wParam), 1840 *(MEASUREITEMSTRUCT*)lParam); 1841 break; 1842 1843 case WM_AWT_HANDLE_EVENT: 1844 mr = HandleEvent( (MSG *) lParam, (BOOL) wParam); 1845 break; 1846 1847 case WM_PRINT: 1848 mr = WmPrint((HDC)wParam, lParam); 1849 break; 1850 case WM_PRINTCLIENT: 1851 mr = WmPrintClient((HDC)wParam, lParam); 1852 break; 1853 1854 case WM_NCCALCSIZE: 1855 mr = WmNcCalcSize((BOOL)wParam, (LPNCCALCSIZE_PARAMS)lParam, 1856 retValue); 1857 break; 1858 case WM_NCPAINT: 1859 mr = WmNcPaint((HRGN)wParam); 1860 break; 1861 case WM_NCHITTEST: 1862 mr = WmNcHitTest(LOWORD(lParam), HIWORD(lParam), retValue); 1863 break; 1864 1865 case WM_AWT_RESHAPE_COMPONENT: { 1866 RECT* r = (RECT*)lParam; 1867 WPARAM checkEmbedded = wParam; 1868 if (checkEmbedded == CHECK_EMBEDDED && IsEmbeddedFrame()) { 1869 ::OffsetRect(r, -r->left, -r->top); 1870 } 1871 Reshape(r->left, r->top, r->right - r->left, r->bottom - r->top); 1872 delete r; 1873 mr = mrConsume; 1874 break; 1875 } 1876 1877 case WM_AWT_SETALWAYSONTOP: { 1878 AwtWindow* w = (AwtWindow*)lParam; 1879 BOOL value = (BOOL)wParam; 1880 UINT flags = SWP_NOMOVE | SWP_NOSIZE; 1881 // transient windows shouldn't change the owner window's position in the z-order 1882 if (w->IsRetainingHierarchyZOrder()) { 1883 flags |= SWP_NOOWNERZORDER; 1884 } 1885 ::SetWindowPos(w->GetHWnd(), (value != 0 ? HWND_TOPMOST : HWND_NOTOPMOST), 1886 0,0,0,0, flags); 1887 break; 1888 } 1889 1890 case WM_AWT_BEGIN_VALIDATE: 1891 BeginValidate(); 1892 mr = mrConsume; 1893 break; 1894 case WM_AWT_END_VALIDATE: 1895 EndValidate(); 1896 mr = mrConsume; 1897 break; 1898 1899 case WM_PALETTEISCHANGING: 1900 mr = WmPaletteIsChanging((HWND)wParam); 1901 mr = mrDoDefault; 1902 break; 1903 case WM_QUERYNEWPALETTE: 1904 mr = WmQueryNewPalette(retValue); 1905 break; 1906 case WM_PALETTECHANGED: 1907 mr = WmPaletteChanged((HWND)wParam); 1908 break; 1909 case WM_STYLECHANGED: 1910 mr = WmStyleChanged(static_cast<int>(wParam), (LPSTYLESTRUCT)lParam); 1911 break; 1912 case WM_SETTINGCHANGE: 1913 CheckFontSmoothingSettings(NULL); 1914 mr = WmSettingChange(static_cast<UINT>(wParam), (LPCTSTR)lParam); 1915 break; 1916 case WM_CONTEXTMENU: 1917 mr = WmContextMenu((HWND)wParam, 1918 GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam)); 1919 break; 1920 1921 /* 1922 * These messages are used to route Win32 calls to the 1923 * creating thread, since these calls fail unless executed 1924 * there. 1925 */ 1926 case WM_AWT_COMPONENT_SHOW: 1927 Show(); 1928 mr = mrConsume; 1929 break; 1930 case WM_AWT_COMPONENT_HIDE: 1931 Hide(); 1932 mr = mrConsume; 1933 break; 1934 1935 case WM_AWT_COMPONENT_SETFOCUS: 1936 if ((BOOL)wParam) { 1937 retValue = SynthesizeWmSetFocus(GetHWnd(), NULL); 1938 } else { 1939 retValue = SynthesizeWmKillFocus(GetHWnd(), NULL); 1940 } 1941 mr = mrConsume; 1942 break; 1943 case WM_AWT_WINDOW_SETACTIVE: 1944 retValue = (LRESULT)((AwtWindow*)this)->AwtSetActiveWindow((BOOL)wParam); 1945 mr = mrConsume; 1946 break; 1947 1948 case WM_AWT_SET_SCROLL_INFO: { 1949 SCROLLINFO *si = (SCROLLINFO *) lParam; 1950 ::SetScrollInfo(GetHWnd(), (int) wParam, si, TRUE); 1951 delete si; 1952 mr = mrConsume; 1953 break; 1954 } 1955 case WM_AWT_CREATE_PRINTED_PIXELS: { 1956 CreatePrintedPixelsStruct* cpps = (CreatePrintedPixelsStruct*)wParam; 1957 SIZE loc = { cpps->srcx, cpps->srcy }; 1958 SIZE size = { cpps->srcw, cpps->srch }; 1959 retValue = (LRESULT)CreatePrintedPixels(loc, size, cpps->alpha); 1960 mr = mrConsume; 1961 break; 1962 } 1963 case WM_UNDOCUMENTED_CLICKMENUBAR: 1964 { 1965 if (::IsWindow(AwtWindow::GetModalBlocker(GetHWnd()))) { 1966 mr = mrConsume; 1967 } 1968 } 1969 } 1970 1971 /* 1972 * If not a specific Consume, it was a specific DoDefault, or a 1973 * PassAlong (since the default is the next in chain), then call the 1974 * default proc. 1975 */ 1976 if (mr != mrConsume) { 1977 retValue = DefWindowProc(message, wParam, lParam); 1978 } 1979 1980 return retValue; 1981 } 1982 /* 1983 * Call this instance's default window proc, or if none set, call the stock 1984 * Window's one. 1985 */ 1986 LRESULT AwtComponent::DefWindowProc(UINT msg, WPARAM wParam, LPARAM lParam) 1987 { 1988 return ComCtl32Util::GetInstance().DefWindowProc(m_DefWindowProc, GetHWnd(), msg, wParam, lParam); 1989 } 1990 1991 /* 1992 * This message should only be received when a window is destroyed by 1993 * Windows, and not Java. Window termination has been reworked so 1994 * this method should never be called during termination. 1995 */ 1996 MsgRouting AwtComponent::WmDestroy() 1997 { 1998 return mrConsume; 1999 } 2000 2001 /* 2002 * This message should only be received when a window is destroyed by 2003 * Windows, and not Java. It is sent only after child windows were destroyed. 2004 */ 2005 MsgRouting AwtComponent::WmNcDestroy() 2006 { 2007 if (m_peerObject != NULL) { // is not being terminating 2008 // Stay in this handler until AwtComponent::Dispose is called. 2009 m_bPauseDestroy = TRUE; 2010 2011 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2); 2012 // Post invocation event for WObjectPeer.dispose to EDT 2013 env->CallVoidMethod(m_peerObject, AwtComponent::disposeLaterMID); 2014 // Wait until AwtComponent::Dispose is called 2015 AwtToolkit::GetInstance().PumpToDestroy(this); 2016 } 2017 2018 return mrConsume; 2019 } 2020 2021 MsgRouting AwtComponent::WmGetMinMaxInfo(LPMINMAXINFO lpmmi) 2022 { 2023 return mrDoDefault; 2024 } 2025 2026 MsgRouting AwtComponent::WmMove(int x, int y) 2027 { 2028 SetDrawState(GetDrawState() | static_cast<jint>(JAWT_LOCK_BOUNDS_CHANGED) 2029 | static_cast<jint>(JAWT_LOCK_CLIP_CHANGED)); 2030 return mrDoDefault; 2031 } 2032 2033 MsgRouting AwtComponent::WmSize(UINT type, int w, int h) 2034 { 2035 SetDrawState(GetDrawState() | static_cast<jint>(JAWT_LOCK_BOUNDS_CHANGED) 2036 | static_cast<jint>(JAWT_LOCK_CLIP_CHANGED)); 2037 return mrDoDefault; 2038 } 2039 2040 MsgRouting AwtComponent::WmSizing() 2041 { 2042 return mrDoDefault; 2043 } 2044 2045 MsgRouting AwtComponent::WmSysCommand(UINT uCmdType, int xPos, int yPos) 2046 { 2047 return mrDoDefault; 2048 } 2049 2050 MsgRouting AwtComponent::WmExitSizeMove() 2051 { 2052 return mrDoDefault; 2053 } 2054 2055 MsgRouting AwtComponent::WmEnterMenuLoop(BOOL isTrackPopupMenu) 2056 { 2057 return mrDoDefault; 2058 } 2059 2060 MsgRouting AwtComponent::WmExitMenuLoop(BOOL isTrackPopupMenu) 2061 { 2062 return mrDoDefault; 2063 } 2064 2065 MsgRouting AwtComponent::WmShowWindow(BOOL show, UINT status) 2066 { 2067 return mrDoDefault; 2068 } 2069 2070 MsgRouting AwtComponent::WmSetFocus(HWND hWndLostFocus) 2071 { 2072 m_wheelRotationAmount = 0; 2073 return mrDoDefault; 2074 } 2075 2076 MsgRouting AwtComponent::WmKillFocus(HWND hWndGotFocus) 2077 { 2078 m_wheelRotationAmount = 0; 2079 return mrDoDefault; 2080 } 2081 2082 MsgRouting AwtComponent::WmCtlColor(HDC hDC, HWND hCtrl, 2083 UINT ctlColor, HBRUSH& retBrush) 2084 { 2085 AwtComponent* child = AwtComponent::GetComponent(hCtrl); 2086 if (child) { 2087 ::SetBkColor(hDC, child->GetBackgroundColor()); 2088 ::SetTextColor(hDC, child->GetColor()); 2089 retBrush = child->GetBackgroundBrush(); 2090 return mrConsume; 2091 } 2092 return mrDoDefault; 2093 /* 2094 switch (ctlColor) { 2095 case CTLCOLOR_MSGBOX: 2096 case CTLCOLOR_EDIT: 2097 case CTLCOLOR_LISTBOX: 2098 case CTLCOLOR_BTN: 2099 case CTLCOLOR_DLG: 2100 case CTLCOLOR_SCROLLBAR: 2101 case CTLCOLOR_STATIC: 2102 } 2103 */ 2104 } 2105 2106 MsgRouting AwtComponent::WmHScroll(UINT scrollCode, UINT pos, 2107 HWND hScrollbar) { 2108 if (hScrollbar && hScrollbar != GetHWnd()) { 2109 /* the last test should never happen */ 2110 AwtComponent* sb = GetComponent(hScrollbar); 2111 if (sb) { 2112 sb->WmHScroll(scrollCode, pos, hScrollbar); 2113 } 2114 } 2115 return mrDoDefault; 2116 } 2117 2118 MsgRouting AwtComponent::WmVScroll(UINT scrollCode, UINT pos, HWND hScrollbar) 2119 { 2120 if (hScrollbar && hScrollbar != GetHWnd()) { 2121 /* the last test should never happen */ 2122 AwtComponent* sb = GetComponent(hScrollbar); 2123 if (sb) { 2124 sb->WmVScroll(scrollCode, pos, hScrollbar); 2125 } 2126 } 2127 return mrDoDefault; 2128 } 2129 2130 2131 MsgRouting AwtComponent::WmPaint(HDC) 2132 { 2133 /* Get the rectangle that covers all update regions, if any exist. */ 2134 RECT r; 2135 if (::GetUpdateRect(GetHWnd(), &r, FALSE)) { 2136 if ((r.right-r.left) > 0 && (r.bottom-r.top) > 0 && 2137 m_peerObject != NULL && m_callbacksEnabled) { 2138 /* 2139 * Always call handlePaint, because the underlying control 2140 * will have painted itself (the "background") before any 2141 * paint method is called. 2142 */ 2143 DoCallback("handlePaint", "(IIII)V", 2144 r.left, r.top, r.right-r.left, r.bottom-r.top); 2145 } 2146 } 2147 return mrDoDefault; 2148 } 2149 2150 void AwtComponent::PaintUpdateRgn(const RECT *insets) 2151 { 2152 // Fix 4530093: Don't Validate if can't actually paint 2153 if (m_peerObject == NULL || !m_callbacksEnabled) { 2154 2155 // Fix 4745222: If we don't ValidateRgn, windows will keep sending 2156 // WM_PAINT messages until we do. This causes java to go into 2157 // a tight loop that increases CPU to 100% and starves main 2158 // thread which needs to complete initialization, but cant. 2159 ::ValidateRgn(GetHWnd(), NULL); 2160 2161 return; 2162 } 2163 2164 HRGN rgn = ::CreateRectRgn(0,0,1,1); 2165 int updated = ::GetUpdateRgn(GetHWnd(), rgn, FALSE); 2166 /* 2167 * Now remove all update regions from this window -- do it 2168 * here instead of after the Java upcall, in case any new 2169 * updating is requested. 2170 */ 2171 ::ValidateRgn(GetHWnd(), NULL); 2172 2173 if (updated == COMPLEXREGION || updated == SIMPLEREGION) { 2174 if (insets != NULL) { 2175 ::OffsetRgn(rgn, insets->left, insets->top); 2176 } 2177 DWORD size = ::GetRegionData(rgn, 0, NULL); 2178 if (size == 0) { 2179 ::DeleteObject((HGDIOBJ)rgn); 2180 return; 2181 } 2182 char* buffer = new char[size]; // safe because sizeof(char)==1 2183 memset(buffer, 0, size); 2184 LPRGNDATA rgndata = (LPRGNDATA)buffer; 2185 rgndata->rdh.dwSize = sizeof(RGNDATAHEADER); 2186 rgndata->rdh.iType = RDH_RECTANGLES; 2187 int retCode = ::GetRegionData(rgn, size, rgndata); 2188 VERIFY(retCode); 2189 if (retCode == 0) { 2190 delete [] buffer; 2191 ::DeleteObject((HGDIOBJ)rgn); 2192 return; 2193 } 2194 /* 2195 * Updating rects are divided into mostly vertical and mostly horizontal 2196 * Each group is united together and if not empty painted separately 2197 */ 2198 RECT* r = (RECT*)(buffer + rgndata->rdh.dwSize); 2199 RECT* un[2] = {0, 0}; 2200 DWORD i; 2201 for (i = 0; i < rgndata->rdh.nCount; i++, r++) { 2202 int width = r->right-r->left; 2203 int height = r->bottom-r->top; 2204 if (width > 0 && height > 0) { 2205 int toAdd = (width > height) ? 0: 1; 2206 if (un[toAdd] != 0) { 2207 ::UnionRect(un[toAdd], un[toAdd], r); 2208 } else { 2209 un[toAdd] = r; 2210 } 2211 } 2212 } 2213 for(i = 0; i < 2; i++) { 2214 if (un[i] != 0) { 2215 DoCallback("handleExpose", "(IIII)V", un[i]->left, un[i]->top, 2216 un[i]->right-un[i]->left, un[i]->bottom-un[i]->top); 2217 } 2218 } 2219 delete [] buffer; 2220 } 2221 ::DeleteObject((HGDIOBJ)rgn); 2222 } 2223 2224 MsgRouting AwtComponent::WmMouseEnter(UINT flags, int x, int y) 2225 { 2226 SendMouseEvent(java_awt_event_MouseEvent_MOUSE_ENTERED, 2227 ::JVM_CurrentTimeMillis(NULL, 0), x, y, GetJavaModifiers(), 0, JNI_FALSE); 2228 if ((flags & ALL_MK_BUTTONS) == 0) { 2229 AwtCursor::UpdateCursor(this); 2230 } 2231 sm_cursorOn = GetHWnd(); 2232 return mrConsume; /* Don't pass our synthetic event on! */ 2233 } 2234 2235 MSG* 2236 AwtComponent::CreateMessage(UINT message, WPARAM wParam, LPARAM lParam, 2237 int x = 0, int y = 0) 2238 { 2239 MSG* pMsg = new MSG; 2240 InitMessage(pMsg, message, wParam, lParam, x, y); 2241 return pMsg; 2242 } 2243 2244 2245 jint 2246 AwtComponent::GetDrawState(HWND hwnd) { 2247 return (jint)(INT_PTR)(::GetProp(hwnd, DrawingStateProp)); 2248 } 2249 2250 void 2251 AwtComponent::SetDrawState(HWND hwnd, jint state) { 2252 ::SetProp(hwnd, DrawingStateProp, (HANDLE)(INT_PTR)state); 2253 } 2254 2255 void 2256 AwtComponent::InitMessage(MSG* msg, UINT message, WPARAM wParam, LPARAM lParam, 2257 int x = 0, int y = 0) 2258 { 2259 msg->message = message; 2260 msg->wParam = wParam; 2261 msg->lParam = lParam; 2262 msg->time = ::GetMessageTime(); 2263 msg->pt.x = x; 2264 msg->pt.y = y; 2265 } 2266 2267 MsgRouting AwtComponent::WmNcMouseDown(WPARAM hitTest, int x, int y, int button) { 2268 return mrDoDefault; 2269 } 2270 MsgRouting AwtComponent::WmNcMouseUp(WPARAM hitTest, int x, int y, int button) { 2271 return mrDoDefault; 2272 } 2273 2274 MsgRouting AwtComponent::WmWindowPosChanging(LPARAM windowPos) { 2275 return mrDoDefault; 2276 } 2277 MsgRouting AwtComponent::WmWindowPosChanged(LPARAM windowPos) { 2278 return mrDoDefault; 2279 } 2280 2281 /* Double-click variables. */ 2282 static jlong multiClickTime = ::GetDoubleClickTime(); 2283 static int multiClickMaxX = ::GetSystemMetrics(SM_CXDOUBLECLK); 2284 static int multiClickMaxY = ::GetSystemMetrics(SM_CYDOUBLECLK); 2285 static AwtComponent* lastClickWnd = NULL; 2286 static jlong lastTime = 0; 2287 static int lastClickX = 0; 2288 static int lastClickY = 0; 2289 static int lastButton = 0; 2290 static int clickCount = 0; 2291 2292 // A static method that makes the clickCount available in the derived classes 2293 // overriding WmMouseDown(). 2294 int AwtComponent::GetClickCount() 2295 { 2296 return clickCount; 2297 } 2298 2299 MsgRouting AwtComponent::WmMouseDown(UINT flags, int x, int y, int button) 2300 { 2301 jlong now = ::JVM_CurrentTimeMillis(NULL, 0); 2302 2303 if (lastClickWnd == this && 2304 lastButton == button && 2305 (now - lastTime) <= multiClickTime && 2306 abs(x - lastClickX) <= multiClickMaxX && 2307 abs(y - lastClickY) <= multiClickMaxY) 2308 { 2309 clickCount++; 2310 } else { 2311 clickCount = 1; 2312 lastClickWnd = this; 2313 lastButton = button; 2314 lastClickX = x; 2315 lastClickY = y; 2316 } 2317 /* 2318 *Set appropriate bit of the mask on WM_MOUSE_DOWN message. 2319 */ 2320 m_mouseButtonClickAllowed |= GetButtonMK(button); 2321 lastTime = now; 2322 2323 MSG msg; 2324 InitMessage(&msg, lastMessage, flags, MAKELPARAM(x, y), x, y); 2325 2326 AwtWindow *toplevel = GetContainer(); 2327 if (toplevel && !toplevel->IsSimpleWindow()) { 2328 /* 2329 * The frame should be focused by click in case it is 2330 * the active window but not the focused window. See 6886678. 2331 */ 2332 if (toplevel->GetHWnd() == ::GetActiveWindow() && 2333 toplevel->GetHWnd() != AwtComponent::GetFocusedWindow()) 2334 { 2335 toplevel->AwtSetActiveWindow(); 2336 } 2337 } 2338 2339 SendMouseEvent(java_awt_event_MouseEvent_MOUSE_PRESSED, now, x, y, 2340 GetJavaModifiers(), clickCount, JNI_FALSE, 2341 GetButton(button), &msg); 2342 /* 2343 * NOTE: this call is intentionally placed after all other code, 2344 * since AwtComponent::WmMouseDown() assumes that the cached id of the 2345 * latest retrieved message (see lastMessage in awt_Component.cpp) 2346 * matches the mouse message being processed. 2347 * SetCapture() sends WM_CAPTURECHANGED and breaks that 2348 * assumption. 2349 */ 2350 SetDragCapture(flags); 2351 2352 AwtWindow * owner = (AwtWindow*)GetComponent(GetTopLevelParentForWindow(GetHWnd())); 2353 if (AwtWindow::GetGrabbedWindow() != NULL && owner != NULL) { 2354 if (!AwtWindow::GetGrabbedWindow()->IsOneOfOwnersOf(owner)) { 2355 AwtWindow::GetGrabbedWindow()->Ungrab(); 2356 } 2357 } 2358 return mrConsume; 2359 } 2360 2361 MsgRouting AwtComponent::WmMouseUp(UINT flags, int x, int y, int button) 2362 { 2363 MSG msg; 2364 InitMessage(&msg, lastMessage, flags, MAKELPARAM(x, y), x, y); 2365 2366 SendMouseEvent(java_awt_event_MouseEvent_MOUSE_RELEASED, ::JVM_CurrentTimeMillis(NULL, 0), 2367 x, y, GetJavaModifiers(), clickCount, 2368 (GetButton(button) == java_awt_event_MouseEvent_BUTTON3 ? 2369 TRUE : FALSE), GetButton(button), &msg); 2370 /* 2371 * If no movement, then report a click following the button release. 2372 * When WM_MOUSEUP comes to a window without previous WM_MOUSEDOWN, 2373 * spurous MOUSE_CLICK is about to happen. See 6430553. 2374 */ 2375 if ((m_mouseButtonClickAllowed & GetButtonMK(button)) != 0) { //CLICK allowed 2376 SendMouseEvent(java_awt_event_MouseEvent_MOUSE_CLICKED, 2377 ::JVM_CurrentTimeMillis(NULL, 0), x, y, GetJavaModifiers(), 2378 clickCount, JNI_FALSE, GetButton(button)); 2379 } 2380 // Exclude button from allowed to generate CLICK messages 2381 m_mouseButtonClickAllowed &= ~GetButtonMK(button); 2382 2383 if ((flags & ALL_MK_BUTTONS) == 0) { 2384 // only update if all buttons have been released 2385 AwtCursor::UpdateCursor(this); 2386 } 2387 /* 2388 * NOTE: this call is intentionally placed after all other code, 2389 * since AwtComponent::WmMouseUp() assumes that the cached id of the 2390 * latest retrieved message (see lastMessage in awt_Component.cpp) 2391 * matches the mouse message being processed. 2392 * ReleaseCapture() sends WM_CAPTURECHANGED and breaks that 2393 * assumption. 2394 */ 2395 ReleaseDragCapture(flags); 2396 2397 return mrConsume; 2398 } 2399 2400 MsgRouting AwtComponent::WmMouseMove(UINT flags, int x, int y) 2401 { 2402 static AwtComponent* lastComp = NULL; 2403 static int lastX = 0; 2404 static int lastY = 0; 2405 2406 /* 2407 * Only report mouse move and drag events if a move or drag 2408 * actually happened -- Windows sends a WM_MOUSEMOVE in case the 2409 * app wants to modify the cursor. 2410 */ 2411 if (lastComp != this || x != lastX || y != lastY) { 2412 lastComp = this; 2413 lastX = x; 2414 lastY = y; 2415 BOOL extraButtonsEnabled = AwtToolkit::GetInstance().areExtraMouseButtonsEnabled(); 2416 if (((flags & (ALL_MK_BUTTONS)) != 0) || 2417 (extraButtonsEnabled && (flags & (X_BUTTONS)) != 0)) 2418 // if (( extraButtonsEnabled && ( (flags & (ALL_MK_BUTTONS | X_BUTTONS)) != 0 )) || 2419 // ( !extraButtonsEnabled && (((flags & (ALL_MK_BUTTONS)) != 0 )) && ((flags & (X_BUTTONS)) == 0) )) 2420 { 2421 // 6404008 : if Dragged event fired we shouldn't fire 2422 // Clicked event: m_firstDragSent set to TRUE. 2423 // This is a partial backout of 5039416 fix. 2424 MSG msg; 2425 InitMessage(&msg, lastMessage, flags, MAKELPARAM(x, y), x, y); 2426 SendMouseEvent(java_awt_event_MouseEvent_MOUSE_DRAGGED, ::JVM_CurrentTimeMillis(NULL, 0), x, y, 2427 GetJavaModifiers(), 0, JNI_FALSE, 2428 java_awt_event_MouseEvent_NOBUTTON, &msg); 2429 //dragging means no more CLICKs until next WM_MOUSE_DOWN/WM_MOUSE_UP message sequence 2430 m_mouseButtonClickAllowed = 0; 2431 } else { 2432 MSG msg; 2433 InitMessage(&msg, lastMessage, flags, MAKELPARAM(x, y), x, y); 2434 SendMouseEvent(java_awt_event_MouseEvent_MOUSE_MOVED, ::JVM_CurrentTimeMillis(NULL, 0), x, y, 2435 GetJavaModifiers(), 0, JNI_FALSE, 2436 java_awt_event_MouseEvent_NOBUTTON, &msg); 2437 } 2438 } 2439 2440 return mrConsume; 2441 } 2442 2443 MsgRouting AwtComponent::WmMouseExit(UINT flags, int x, int y) 2444 { 2445 SendMouseEvent(java_awt_event_MouseEvent_MOUSE_EXITED, ::JVM_CurrentTimeMillis(NULL, 0), x, 2446 y, GetJavaModifiers(), 0, JNI_FALSE); 2447 sm_cursorOn = NULL; 2448 return mrConsume; /* Don't pass our synthetic event on! */ 2449 } 2450 2451 MsgRouting AwtComponent::WmMouseWheel(UINT flags, int x, int y, 2452 int wheelRotation) 2453 { 2454 // convert coordinates to be Component-relative, not screen relative 2455 // for wheeling when outside the window, this works similar to 2456 // coordinates during a drag 2457 POINT eventPt; 2458 eventPt.x = x; 2459 eventPt.y = y; 2460 DTRACE_PRINT2(" original coords: %i,%i\n", x, y); 2461 ::ScreenToClient(GetHWnd(), &eventPt); 2462 DTRACE_PRINT2(" new coords: %i,%i\n\n", eventPt.x, eventPt.y); 2463 2464 // set some defaults 2465 jint scrollType = java_awt_event_MouseWheelEvent_WHEEL_UNIT_SCROLL; 2466 jint scrollLines = 3; 2467 2468 BOOL result; 2469 UINT platformLines; 2470 2471 m_wheelRotationAmount += wheelRotation; 2472 2473 // AWT interprets wheel rotation differently than win32, so we need to 2474 // decode wheel amount. 2475 jint roundedWheelRotation = m_wheelRotationAmount / (-1 * WHEEL_DELTA); 2476 jdouble preciseWheelRotation = (jdouble) wheelRotation / (-1 * WHEEL_DELTA); 2477 2478 MSG msg; 2479 result = ::SystemParametersInfo(SPI_GETWHEELSCROLLLINES, 0, 2480 &platformLines, 0); 2481 InitMessage(&msg, lastMessage, MAKEWPARAM(flags, wheelRotation), 2482 MAKELPARAM(x, y)); 2483 2484 if (result) { 2485 if (platformLines == WHEEL_PAGESCROLL) { 2486 scrollType = java_awt_event_MouseWheelEvent_WHEEL_BLOCK_SCROLL; 2487 scrollLines = 1; 2488 } 2489 else { 2490 scrollType = java_awt_event_MouseWheelEvent_WHEEL_UNIT_SCROLL; 2491 scrollLines = platformLines; 2492 } 2493 } 2494 2495 DTRACE_PRINTLN("calling SendMouseWheelEvent"); 2496 2497 SendMouseWheelEvent(java_awt_event_MouseEvent_MOUSE_WHEEL, ::JVM_CurrentTimeMillis(NULL, 0), 2498 eventPt.x, eventPt.y, GetJavaModifiers(), 0, 0, scrollType, 2499 scrollLines, roundedWheelRotation, preciseWheelRotation, &msg); 2500 2501 m_wheelRotationAmount %= WHEEL_DELTA; 2502 // this message could be propagated up to the parent chain 2503 // by the mouse message post processors 2504 return mrConsume; 2505 } 2506 2507 jint AwtComponent::GetKeyLocation(UINT wkey, UINT flags) { 2508 // Rector+Newcomer page 413 2509 // The extended keys are the Alt and Control on the right of 2510 // the space bar, the non-Numpad arrow keys, the non-Numpad 2511 // Insert, PageUp, etc. keys, and the Numpad Divide and Enter keys. 2512 // Note that neither Shift key is extended. 2513 // Although not listed in Rector+Newcomer, both Windows keys 2514 // (91 and 92) are extended keys, the Context Menu key 2515 // (property key or application key - 93) is extended, 2516 // and so is the NumLock key. 2517 2518 // wkey is the wParam, flags is the HIWORD of the lParam 2519 2520 // "Extended" bit is 24th in lParam, so it's 8th in flags = HIWORD(lParam) 2521 BOOL extended = ((1<<8) & flags); 2522 2523 if (IsNumPadKey(wkey, extended)) { 2524 return java_awt_event_KeyEvent_KEY_LOCATION_NUMPAD; 2525 } 2526 2527 switch (wkey) { 2528 case VK_SHIFT: 2529 return AwtComponent::GetShiftKeyLocation(wkey, flags); 2530 case VK_CONTROL: // fall through 2531 case VK_MENU: 2532 if (extended) { 2533 return java_awt_event_KeyEvent_KEY_LOCATION_RIGHT; 2534 } else { 2535 return java_awt_event_KeyEvent_KEY_LOCATION_LEFT; 2536 } 2537 case VK_LWIN: 2538 return java_awt_event_KeyEvent_KEY_LOCATION_LEFT; 2539 case VK_RWIN: 2540 return java_awt_event_KeyEvent_KEY_LOCATION_RIGHT; 2541 default: 2542 break; 2543 } 2544 2545 // REMIND: if we add keycodes for the windows keys, we'll have to 2546 // include left/right discrimination code for them. 2547 2548 return java_awt_event_KeyEvent_KEY_LOCATION_STANDARD; 2549 } 2550 2551 jint AwtComponent::GetShiftKeyLocation(UINT vkey, UINT flags) 2552 { 2553 // init scancodes to safe values 2554 UINT leftShiftScancode = 0; 2555 UINT rightShiftScancode = 0; 2556 2557 // First 8 bits of flags is the scancode 2558 UINT keyScanCode = flags & 0xFF; 2559 2560 DTRACE_PRINTLN3( 2561 "AwtComponent::GetShiftKeyLocation vkey = %d = 0x%x scan = %d", 2562 vkey, vkey, keyScanCode); 2563 2564 leftShiftScancode = ::MapVirtualKey(VK_LSHIFT, 0); 2565 rightShiftScancode = ::MapVirtualKey(VK_RSHIFT, 0); 2566 2567 if (keyScanCode == leftShiftScancode) { 2568 return java_awt_event_KeyEvent_KEY_LOCATION_LEFT; 2569 } 2570 if (keyScanCode == rightShiftScancode) { 2571 return java_awt_event_KeyEvent_KEY_LOCATION_RIGHT; 2572 } 2573 2574 DASSERT(false); 2575 // Note: the above should not fail on NT (or 2000) 2576 2577 // default value 2578 return java_awt_event_KeyEvent_KEY_LOCATION_LEFT; 2579 } 2580 2581 /* Returns Java extended InputEvent modifieres. 2582 * Since ::GetKeyState returns current state and Java modifiers represent 2583 * state before event, modifier on changed key are inverted. 2584 */ 2585 jint 2586 AwtComponent::GetJavaModifiers() 2587 { 2588 jint modifiers = 0; 2589 2590 if (HIBYTE(::GetKeyState(VK_CONTROL)) != 0) { 2591 modifiers |= java_awt_event_InputEvent_CTRL_DOWN_MASK; 2592 } 2593 if (HIBYTE(::GetKeyState(VK_SHIFT)) != 0) { 2594 modifiers |= java_awt_event_InputEvent_SHIFT_DOWN_MASK; 2595 } 2596 if (HIBYTE(::GetKeyState(VK_MENU)) != 0) { 2597 modifiers |= java_awt_event_InputEvent_ALT_DOWN_MASK; 2598 } 2599 if (HIBYTE(::GetKeyState(VK_MBUTTON)) != 0) { 2600 modifiers |= java_awt_event_InputEvent_BUTTON2_DOWN_MASK; 2601 } 2602 if (HIBYTE(::GetKeyState(VK_RBUTTON)) != 0) { 2603 modifiers |= java_awt_event_InputEvent_BUTTON3_DOWN_MASK; 2604 } 2605 if (HIBYTE(::GetKeyState(VK_LBUTTON)) != 0) { 2606 modifiers |= java_awt_event_InputEvent_BUTTON1_DOWN_MASK; 2607 } 2608 2609 if (HIBYTE(::GetKeyState(VK_XBUTTON1)) != 0) { 2610 modifiers |= masks[3]; 2611 } 2612 if (HIBYTE(::GetKeyState(VK_XBUTTON2)) != 0) { 2613 modifiers |= masks[4]; 2614 } 2615 return modifiers; 2616 } 2617 2618 jint 2619 AwtComponent::GetButton(int mouseButton) 2620 { 2621 /* Mouse buttons are already set correctly for left/right handedness */ 2622 switch(mouseButton) { 2623 case LEFT_BUTTON: 2624 return java_awt_event_MouseEvent_BUTTON1; 2625 case MIDDLE_BUTTON: 2626 return java_awt_event_MouseEvent_BUTTON2; 2627 case RIGHT_BUTTON: 2628 return java_awt_event_MouseEvent_BUTTON3; 2629 case X1_BUTTON: //16 : 2630 //just assign 4 and 5 numbers because MouseEvent class doesn't contain const identifier for them now 2631 return 4; 2632 case X2_BUTTON: //32 2633 return 5; 2634 } 2635 return java_awt_event_MouseEvent_NOBUTTON; 2636 } 2637 2638 UINT 2639 AwtComponent::GetButtonMK(int mouseButton) 2640 { 2641 switch(mouseButton) { 2642 case LEFT_BUTTON: 2643 return MK_LBUTTON; 2644 case MIDDLE_BUTTON: 2645 return MK_MBUTTON; 2646 case RIGHT_BUTTON: 2647 return MK_RBUTTON; 2648 case X1_BUTTON: 2649 return MK_XBUTTON1; 2650 case X2_BUTTON: 2651 return MK_XBUTTON2; 2652 } 2653 return 0; 2654 } 2655 2656 // FIXME: Keyboard related stuff has grown so big and hairy that we 2657 // really need to move it into a class of its own. And, since 2658 // keyboard is a shared resource, AwtComponent is a bad place for it. 2659 2660 // These constants are defined in the Japanese version of VC++5.0, 2661 // but not the US version 2662 #ifndef VK_CONVERT 2663 #define VK_KANA 0x15 2664 #define VK_KANJI 0x19 2665 #define VK_CONVERT 0x1C 2666 #define VK_NONCONVERT 0x1D 2667 #endif 2668 2669 #ifndef VK_XBUTTON1 2670 #define VK_XBUTTON1 0x05 2671 #endif 2672 2673 #ifndef VK_XBUTTON2 2674 #define VK_XBUTTON2 0x06 2675 #endif 2676 2677 typedef struct { 2678 UINT javaKey; 2679 UINT windowsKey; 2680 } KeyMapEntry; 2681 2682 // Static table, arranged more or less spatially. 2683 KeyMapEntry keyMapTable[] = { 2684 // Modifier keys 2685 {java_awt_event_KeyEvent_VK_CAPS_LOCK, VK_CAPITAL}, 2686 {java_awt_event_KeyEvent_VK_SHIFT, VK_SHIFT}, 2687 {java_awt_event_KeyEvent_VK_CONTROL, VK_CONTROL}, 2688 {java_awt_event_KeyEvent_VK_ALT, VK_MENU}, 2689 {java_awt_event_KeyEvent_VK_NUM_LOCK, VK_NUMLOCK}, 2690 2691 // Miscellaneous Windows keys 2692 {java_awt_event_KeyEvent_VK_WINDOWS, VK_LWIN}, 2693 {java_awt_event_KeyEvent_VK_WINDOWS, VK_RWIN}, 2694 {java_awt_event_KeyEvent_VK_CONTEXT_MENU, VK_APPS}, 2695 2696 // Alphabet 2697 {java_awt_event_KeyEvent_VK_A, 'A'}, 2698 {java_awt_event_KeyEvent_VK_B, 'B'}, 2699 {java_awt_event_KeyEvent_VK_C, 'C'}, 2700 {java_awt_event_KeyEvent_VK_D, 'D'}, 2701 {java_awt_event_KeyEvent_VK_E, 'E'}, 2702 {java_awt_event_KeyEvent_VK_F, 'F'}, 2703 {java_awt_event_KeyEvent_VK_G, 'G'}, 2704 {java_awt_event_KeyEvent_VK_H, 'H'}, 2705 {java_awt_event_KeyEvent_VK_I, 'I'}, 2706 {java_awt_event_KeyEvent_VK_J, 'J'}, 2707 {java_awt_event_KeyEvent_VK_K, 'K'}, 2708 {java_awt_event_KeyEvent_VK_L, 'L'}, 2709 {java_awt_event_KeyEvent_VK_M, 'M'}, 2710 {java_awt_event_KeyEvent_VK_N, 'N'}, 2711 {java_awt_event_KeyEvent_VK_O, 'O'}, 2712 {java_awt_event_KeyEvent_VK_P, 'P'}, 2713 {java_awt_event_KeyEvent_VK_Q, 'Q'}, 2714 {java_awt_event_KeyEvent_VK_R, 'R'}, 2715 {java_awt_event_KeyEvent_VK_S, 'S'}, 2716 {java_awt_event_KeyEvent_VK_T, 'T'}, 2717 {java_awt_event_KeyEvent_VK_U, 'U'}, 2718 {java_awt_event_KeyEvent_VK_V, 'V'}, 2719 {java_awt_event_KeyEvent_VK_W, 'W'}, 2720 {java_awt_event_KeyEvent_VK_X, 'X'}, 2721 {java_awt_event_KeyEvent_VK_Y, 'Y'}, 2722 {java_awt_event_KeyEvent_VK_Z, 'Z'}, 2723 2724 // Standard numeric row 2725 {java_awt_event_KeyEvent_VK_0, '0'}, 2726 {java_awt_event_KeyEvent_VK_1, '1'}, 2727 {java_awt_event_KeyEvent_VK_2, '2'}, 2728 {java_awt_event_KeyEvent_VK_3, '3'}, 2729 {java_awt_event_KeyEvent_VK_4, '4'}, 2730 {java_awt_event_KeyEvent_VK_5, '5'}, 2731 {java_awt_event_KeyEvent_VK_6, '6'}, 2732 {java_awt_event_KeyEvent_VK_7, '7'}, 2733 {java_awt_event_KeyEvent_VK_8, '8'}, 2734 {java_awt_event_KeyEvent_VK_9, '9'}, 2735 2736 // Misc key from main block 2737 {java_awt_event_KeyEvent_VK_ENTER, VK_RETURN}, 2738 {java_awt_event_KeyEvent_VK_SPACE, VK_SPACE}, 2739 {java_awt_event_KeyEvent_VK_BACK_SPACE, VK_BACK}, 2740 {java_awt_event_KeyEvent_VK_TAB, VK_TAB}, 2741 {java_awt_event_KeyEvent_VK_ESCAPE, VK_ESCAPE}, 2742 2743 // NumPad with NumLock off & extended block (rectangular) 2744 {java_awt_event_KeyEvent_VK_INSERT, VK_INSERT}, 2745 {java_awt_event_KeyEvent_VK_DELETE, VK_DELETE}, 2746 {java_awt_event_KeyEvent_VK_HOME, VK_HOME}, 2747 {java_awt_event_KeyEvent_VK_END, VK_END}, 2748 {java_awt_event_KeyEvent_VK_PAGE_UP, VK_PRIOR}, 2749 {java_awt_event_KeyEvent_VK_PAGE_DOWN, VK_NEXT}, 2750 {java_awt_event_KeyEvent_VK_CLEAR, VK_CLEAR}, // NumPad 5 2751 2752 // NumPad with NumLock off & extended arrows block (triangular) 2753 {java_awt_event_KeyEvent_VK_LEFT, VK_LEFT}, 2754 {java_awt_event_KeyEvent_VK_RIGHT, VK_RIGHT}, 2755 {java_awt_event_KeyEvent_VK_UP, VK_UP}, 2756 {java_awt_event_KeyEvent_VK_DOWN, VK_DOWN}, 2757 2758 // NumPad with NumLock on: numbers 2759 {java_awt_event_KeyEvent_VK_NUMPAD0, VK_NUMPAD0}, 2760 {java_awt_event_KeyEvent_VK_NUMPAD1, VK_NUMPAD1}, 2761 {java_awt_event_KeyEvent_VK_NUMPAD2, VK_NUMPAD2}, 2762 {java_awt_event_KeyEvent_VK_NUMPAD3, VK_NUMPAD3}, 2763 {java_awt_event_KeyEvent_VK_NUMPAD4, VK_NUMPAD4}, 2764 {java_awt_event_KeyEvent_VK_NUMPAD5, VK_NUMPAD5}, 2765 {java_awt_event_KeyEvent_VK_NUMPAD6, VK_NUMPAD6}, 2766 {java_awt_event_KeyEvent_VK_NUMPAD7, VK_NUMPAD7}, 2767 {java_awt_event_KeyEvent_VK_NUMPAD8, VK_NUMPAD8}, 2768 {java_awt_event_KeyEvent_VK_NUMPAD9, VK_NUMPAD9}, 2769 2770 // NumPad with NumLock on 2771 {java_awt_event_KeyEvent_VK_MULTIPLY, VK_MULTIPLY}, 2772 {java_awt_event_KeyEvent_VK_ADD, VK_ADD}, 2773 {java_awt_event_KeyEvent_VK_SEPARATOR, VK_SEPARATOR}, 2774 {java_awt_event_KeyEvent_VK_SUBTRACT, VK_SUBTRACT}, 2775 {java_awt_event_KeyEvent_VK_DECIMAL, VK_DECIMAL}, 2776 {java_awt_event_KeyEvent_VK_DIVIDE, VK_DIVIDE}, 2777 2778 // Functional keys 2779 {java_awt_event_KeyEvent_VK_F1, VK_F1}, 2780 {java_awt_event_KeyEvent_VK_F2, VK_F2}, 2781 {java_awt_event_KeyEvent_VK_F3, VK_F3}, 2782 {java_awt_event_KeyEvent_VK_F4, VK_F4}, 2783 {java_awt_event_KeyEvent_VK_F5, VK_F5}, 2784 {java_awt_event_KeyEvent_VK_F6, VK_F6}, 2785 {java_awt_event_KeyEvent_VK_F7, VK_F7}, 2786 {java_awt_event_KeyEvent_VK_F8, VK_F8}, 2787 {java_awt_event_KeyEvent_VK_F9, VK_F9}, 2788 {java_awt_event_KeyEvent_VK_F10, VK_F10}, 2789 {java_awt_event_KeyEvent_VK_F11, VK_F11}, 2790 {java_awt_event_KeyEvent_VK_F12, VK_F12}, 2791 {java_awt_event_KeyEvent_VK_F13, VK_F13}, 2792 {java_awt_event_KeyEvent_VK_F14, VK_F14}, 2793 {java_awt_event_KeyEvent_VK_F15, VK_F15}, 2794 {java_awt_event_KeyEvent_VK_F16, VK_F16}, 2795 {java_awt_event_KeyEvent_VK_F17, VK_F17}, 2796 {java_awt_event_KeyEvent_VK_F18, VK_F18}, 2797 {java_awt_event_KeyEvent_VK_F19, VK_F19}, 2798 {java_awt_event_KeyEvent_VK_F20, VK_F20}, 2799 {java_awt_event_KeyEvent_VK_F21, VK_F21}, 2800 {java_awt_event_KeyEvent_VK_F22, VK_F22}, 2801 {java_awt_event_KeyEvent_VK_F23, VK_F23}, 2802 {java_awt_event_KeyEvent_VK_F24, VK_F24}, 2803 2804 {java_awt_event_KeyEvent_VK_PRINTSCREEN, VK_SNAPSHOT}, 2805 {java_awt_event_KeyEvent_VK_SCROLL_LOCK, VK_SCROLL}, 2806 {java_awt_event_KeyEvent_VK_PAUSE, VK_PAUSE}, 2807 {java_awt_event_KeyEvent_VK_CANCEL, VK_CANCEL}, 2808 {java_awt_event_KeyEvent_VK_HELP, VK_HELP}, 2809 2810 // Japanese 2811 {java_awt_event_KeyEvent_VK_CONVERT, VK_CONVERT}, 2812 {java_awt_event_KeyEvent_VK_NONCONVERT, VK_NONCONVERT}, 2813 {java_awt_event_KeyEvent_VK_INPUT_METHOD_ON_OFF, VK_KANJI}, 2814 {java_awt_event_KeyEvent_VK_ALPHANUMERIC, VK_DBE_ALPHANUMERIC}, 2815 {java_awt_event_KeyEvent_VK_KATAKANA, VK_DBE_KATAKANA}, 2816 {java_awt_event_KeyEvent_VK_HIRAGANA, VK_DBE_HIRAGANA}, 2817 {java_awt_event_KeyEvent_VK_FULL_WIDTH, VK_DBE_DBCSCHAR}, 2818 {java_awt_event_KeyEvent_VK_HALF_WIDTH, VK_DBE_SBCSCHAR}, 2819 {java_awt_event_KeyEvent_VK_ROMAN_CHARACTERS, VK_DBE_ROMAN}, 2820 2821 {java_awt_event_KeyEvent_VK_UNDEFINED, 0} 2822 }; 2823 2824 2825 // Dynamic mapping table for OEM VK codes. This table is refilled 2826 // by BuildDynamicKeyMapTable when keyboard layout is switched. 2827 // (see NT4 DDK src/input/inc/vkoem.h for OEM VK_ values). 2828 struct DynamicKeyMapEntry { 2829 UINT windowsKey; // OEM VK codes known in advance 2830 UINT javaKey; // depends on input langauge (kbd layout) 2831 }; 2832 2833 static DynamicKeyMapEntry dynamicKeyMapTable[] = { 2834 {0x00BA, java_awt_event_KeyEvent_VK_UNDEFINED}, // VK_OEM_1 2835 {0x00BB, java_awt_event_KeyEvent_VK_UNDEFINED}, // VK_OEM_PLUS 2836 {0x00BC, java_awt_event_KeyEvent_VK_UNDEFINED}, // VK_OEM_COMMA 2837 {0x00BD, java_awt_event_KeyEvent_VK_UNDEFINED}, // VK_OEM_MINUS 2838 {0x00BE, java_awt_event_KeyEvent_VK_UNDEFINED}, // VK_OEM_PERIOD 2839 {0x00BF, java_awt_event_KeyEvent_VK_UNDEFINED}, // VK_OEM_2 2840 {0x00C0, java_awt_event_KeyEvent_VK_UNDEFINED}, // VK_OEM_3 2841 {0x00DB, java_awt_event_KeyEvent_VK_UNDEFINED}, // VK_OEM_4 2842 {0x00DC, java_awt_event_KeyEvent_VK_UNDEFINED}, // VK_OEM_5 2843 {0x00DD, java_awt_event_KeyEvent_VK_UNDEFINED}, // VK_OEM_6 2844 {0x00DE, java_awt_event_KeyEvent_VK_UNDEFINED}, // VK_OEM_7 2845 {0x00DF, java_awt_event_KeyEvent_VK_UNDEFINED}, // VK_OEM_8 2846 {0x00E2, java_awt_event_KeyEvent_VK_UNDEFINED}, // VK_OEM_102 2847 {0, 0} 2848 }; 2849 2850 2851 2852 // Auxiliary tables used to fill the above dynamic table. We first 2853 // find the character for the OEM VK code using ::MapVirtualKey and 2854 // then go through these auxiliary tables to map it to Java VK code. 2855 2856 struct CharToVKEntry { 2857 WCHAR c; 2858 UINT javaKey; 2859 }; 2860 2861 static const CharToVKEntry charToVKTable[] = { 2862 {L'!', java_awt_event_KeyEvent_VK_EXCLAMATION_MARK}, 2863 {L'"', java_awt_event_KeyEvent_VK_QUOTEDBL}, 2864 {L'#', java_awt_event_KeyEvent_VK_NUMBER_SIGN}, 2865 {L'$', java_awt_event_KeyEvent_VK_DOLLAR}, 2866 {L'&', java_awt_event_KeyEvent_VK_AMPERSAND}, 2867 {L'\'', java_awt_event_KeyEvent_VK_QUOTE}, 2868 {L'(', java_awt_event_KeyEvent_VK_LEFT_PARENTHESIS}, 2869 {L')', java_awt_event_KeyEvent_VK_RIGHT_PARENTHESIS}, 2870 {L'*', java_awt_event_KeyEvent_VK_ASTERISK}, 2871 {L'+', java_awt_event_KeyEvent_VK_PLUS}, 2872 {L',', java_awt_event_KeyEvent_VK_COMMA}, 2873 {L'-', java_awt_event_KeyEvent_VK_MINUS}, 2874 {L'.', java_awt_event_KeyEvent_VK_PERIOD}, 2875 {L'/', java_awt_event_KeyEvent_VK_SLASH}, 2876 {L':', java_awt_event_KeyEvent_VK_COLON}, 2877 {L';', java_awt_event_KeyEvent_VK_SEMICOLON}, 2878 {L'<', java_awt_event_KeyEvent_VK_LESS}, 2879 {L'=', java_awt_event_KeyEvent_VK_EQUALS}, 2880 {L'>', java_awt_event_KeyEvent_VK_GREATER}, 2881 {L'@', java_awt_event_KeyEvent_VK_AT}, 2882 {L'[', java_awt_event_KeyEvent_VK_OPEN_BRACKET}, 2883 {L'\\', java_awt_event_KeyEvent_VK_BACK_SLASH}, 2884 {L']', java_awt_event_KeyEvent_VK_CLOSE_BRACKET}, 2885 {L'^', java_awt_event_KeyEvent_VK_CIRCUMFLEX}, 2886 {L'_', java_awt_event_KeyEvent_VK_UNDERSCORE}, 2887 {L'`', java_awt_event_KeyEvent_VK_BACK_QUOTE}, 2888 {L'{', java_awt_event_KeyEvent_VK_BRACELEFT}, 2889 {L'}', java_awt_event_KeyEvent_VK_BRACERIGHT}, 2890 {0x00A1, java_awt_event_KeyEvent_VK_INVERTED_EXCLAMATION_MARK}, 2891 {0x20A0, java_awt_event_KeyEvent_VK_EURO_SIGN}, // ???? 2892 {0,0} 2893 }; 2894 2895 // For dead accents some layouts return ASCII punctuation, while some 2896 // return spacing accent chars, so both should be listed. NB: MS docs 2897 // say that conversion routings return spacing accent character, not 2898 // combining. 2899 static const CharToVKEntry charToDeadVKTable[] = { 2900 {L'`', java_awt_event_KeyEvent_VK_DEAD_GRAVE}, 2901 {L'\'', java_awt_event_KeyEvent_VK_DEAD_ACUTE}, 2902 {0x00B4, java_awt_event_KeyEvent_VK_DEAD_ACUTE}, 2903 {L'^', java_awt_event_KeyEvent_VK_DEAD_CIRCUMFLEX}, 2904 {L'~', java_awt_event_KeyEvent_VK_DEAD_TILDE}, 2905 {0x02DC, java_awt_event_KeyEvent_VK_DEAD_TILDE}, 2906 {0x00AF, java_awt_event_KeyEvent_VK_DEAD_MACRON}, 2907 {0x02D8, java_awt_event_KeyEvent_VK_DEAD_BREVE}, 2908 {0x02D9, java_awt_event_KeyEvent_VK_DEAD_ABOVEDOT}, 2909 {L'"', java_awt_event_KeyEvent_VK_DEAD_DIAERESIS}, 2910 {0x00A8, java_awt_event_KeyEvent_VK_DEAD_DIAERESIS}, 2911 {0x02DA, java_awt_event_KeyEvent_VK_DEAD_ABOVERING}, 2912 {0x02DD, java_awt_event_KeyEvent_VK_DEAD_DOUBLEACUTE}, 2913 {0x02C7, java_awt_event_KeyEvent_VK_DEAD_CARON}, // aka hacek 2914 {L',', java_awt_event_KeyEvent_VK_DEAD_CEDILLA}, 2915 {0x00B8, java_awt_event_KeyEvent_VK_DEAD_CEDILLA}, 2916 {0x02DB, java_awt_event_KeyEvent_VK_DEAD_OGONEK}, 2917 {0x037A, java_awt_event_KeyEvent_VK_DEAD_IOTA}, // ASCII ??? 2918 {0x309B, java_awt_event_KeyEvent_VK_DEAD_VOICED_SOUND}, 2919 {0x309C, java_awt_event_KeyEvent_VK_DEAD_SEMIVOICED_SOUND}, 2920 {0,0} 2921 }; 2922 2923 // The full map of the current keyboard state including 2924 // windows virtual key, scancode, java virtual key, and unicode 2925 // for this key sans modifiers. 2926 // All but first element may be 0. 2927 // XXX in the update releases this is an addition to the unchanged existing code 2928 struct DynPrimaryKeymapEntry { 2929 UINT wkey; 2930 UINT scancode; 2931 UINT jkey; 2932 WCHAR unicode; 2933 }; 2934 2935 static DynPrimaryKeymapEntry dynPrimaryKeymap[256]; 2936 2937 void 2938 AwtComponent::InitDynamicKeyMapTable() 2939 { 2940 static BOOL kbdinited = FALSE; 2941 2942 if (!kbdinited) { 2943 AwtComponent::BuildDynamicKeyMapTable(); 2944 // We cannot build it here since JNI is not available yet: 2945 //AwtComponent::BuildPrimaryDynamicTable(); 2946 kbdinited = TRUE; 2947 } 2948 } 2949 2950 void 2951 AwtComponent::BuildDynamicKeyMapTable() 2952 { 2953 HKL hkl = GetKeyboardLayout(); 2954 2955 DTRACE_PRINTLN2("Building dynamic VK mapping tables: HKL = %08X (CP%d)", 2956 hkl, AwtComponent::GetCodePage()); 2957 2958 // Will need this to reset layout after dead keys. 2959 UINT spaceScanCode = ::MapVirtualKeyEx(VK_SPACE, 0, hkl); 2960 2961 // Entries in dynamic table that maps between Java VK and Windows 2962 // VK are built in three steps: 2963 // 1. Map windows VK to ANSI character (cannot map to unicode 2964 // directly, since ::ToUnicode is not implemented on win9x) 2965 // 2. Convert ANSI char to Unicode char 2966 // 3. Map Unicode char to Java VK via two auxilary tables. 2967 2968 for (DynamicKeyMapEntry *dynamic = dynamicKeyMapTable; 2969 dynamic->windowsKey != 0; 2970 ++dynamic) 2971 { 2972 // Defaults to VK_UNDEFINED 2973 dynamic->javaKey = java_awt_event_KeyEvent_VK_UNDEFINED; 2974 2975 BYTE kbdState[AwtToolkit::KB_STATE_SIZE]; 2976 AwtToolkit::GetKeyboardState(kbdState); 2977 2978 kbdState[dynamic->windowsKey] |= 0x80; // Press the key. 2979 2980 // Unpress modifiers, since they are most likely pressed as 2981 // part of the keyboard switching shortcut. 2982 kbdState[VK_CONTROL] &= ~0x80; 2983 kbdState[VK_SHIFT] &= ~0x80; 2984 kbdState[VK_MENU] &= ~0x80; 2985 2986 char cbuf[2] = { '\0', '\0'}; 2987 UINT scancode = ::MapVirtualKeyEx(dynamic->windowsKey, 0, hkl); 2988 int nchars = ::ToAsciiEx(dynamic->windowsKey, scancode, kbdState, 2989 (WORD*)cbuf, 0, hkl); 2990 2991 // Auxiliary table used to map Unicode character to Java VK. 2992 // Will assign a different table for dead keys (below). 2993 const CharToVKEntry *charMap = charToVKTable; 2994 2995 if (nchars < 0) { // Dead key 2996 // Use a different table for dead chars since different layouts 2997 // return different characters for the same dead key. 2998 charMap = charToDeadVKTable; 2999 3000 // We also need to reset layout so that next translation 3001 // is unaffected by the dead status. We do this by 3002 // translating <SPACE> key. 3003 kbdState[dynamic->windowsKey] &= ~0x80; 3004 kbdState[VK_SPACE] |= 0x80; 3005 3006 char junkbuf[2] = { '\0', '\0'}; 3007 ::ToAsciiEx(VK_SPACE, spaceScanCode, kbdState, 3008 (WORD*)junkbuf, 0, hkl); 3009 } 3010 3011 #ifdef DEBUG 3012 if (nchars == 0) { 3013 DTRACE_PRINTLN1("VK 0x%02X -> cannot convert to ANSI char", 3014 dynamic->windowsKey); 3015 continue; 3016 } 3017 else if (nchars > 1) { // can't happen, see reset code below 3018 DTRACE_PRINTLN3("VK 0x%02X -> converted to <0x%02X,0x%02X>", 3019 dynamic->windowsKey, 3020 (UCHAR)cbuf[0], (UCHAR)cbuf[1]); 3021 continue; 3022 } 3023 #endif 3024 3025 WCHAR ucbuf[2] = { L'\0', L'\0' }; 3026 int nconverted = ::MultiByteToWideChar(AwtComponent::GetCodePage(), 0, 3027 cbuf, 1, ucbuf, 2); 3028 #ifdef DEBUG 3029 if (nconverted < 0) { 3030 DTRACE_PRINTLN3("VK 0x%02X -> ANSI 0x%02X -> MultiByteToWideChar failed (0x%X)", 3031 dynamic->windowsKey, (UCHAR)cbuf[0], 3032 ::GetLastError()); 3033 continue; 3034 } 3035 #endif 3036 3037 WCHAR uc = ucbuf[0]; 3038 for (const CharToVKEntry *map = charMap; map->c != 0; ++map) { 3039 if (uc == map->c) { 3040 dynamic->javaKey = map->javaKey; 3041 break; 3042 } 3043 } 3044 3045 DTRACE_PRINTLN4("VK 0x%02X -> ANSI 0x%02X -> U+%04X -> Java VK 0x%X", 3046 dynamic->windowsKey, (UCHAR)cbuf[0], (UINT)ucbuf[0], 3047 dynamic->javaKey); 3048 } // for each VK_OEM_* 3049 } 3050 3051 3052 static BOOL isKanaLockAvailable() 3053 { 3054 // This method is to determine whether the Kana Lock feature is 3055 // available on the attached keyboard. Kana Lock feature does not 3056 // necessarily require that the real KANA keytop is available on 3057 // keyboard, so using MapVirtualKey(VK_KANA) is not sufficient for testing. 3058 // Instead of that we regard it as Japanese keyboard (w/ Kana Lock) if :- 3059 // 3060 // - the keyboard layout is Japanese (VK_KANA has the same value as VK_HANGUL) 3061 // - the keyboard is Japanese keyboard (keyboard type == 7). 3062 return (LOWORD(GetKeyboardLayout(0)) == MAKELANGID(LANG_JAPANESE, SUBLANG_DEFAULT)) 3063 && (GetKeyboardType(0) == 7); 3064 } 3065 3066 void AwtComponent::JavaKeyToWindowsKey(UINT javaKey, 3067 UINT *windowsKey, UINT *modifiers, UINT originalWindowsKey) 3068 { 3069 // Handle the few cases where a Java VK code corresponds to a Windows 3070 // key/modifier combination or applies only to specific keyboard layouts 3071 switch (javaKey) { 3072 case java_awt_event_KeyEvent_VK_ALL_CANDIDATES: 3073 *windowsKey = VK_CONVERT; 3074 *modifiers = java_awt_event_InputEvent_ALT_DOWN_MASK; 3075 return; 3076 case java_awt_event_KeyEvent_VK_PREVIOUS_CANDIDATE: 3077 *windowsKey = VK_CONVERT; 3078 *modifiers = java_awt_event_InputEvent_SHIFT_DOWN_MASK; 3079 return; 3080 case java_awt_event_KeyEvent_VK_CODE_INPUT: 3081 *windowsKey = VK_DBE_ALPHANUMERIC; 3082 *modifiers = java_awt_event_InputEvent_ALT_DOWN_MASK; 3083 return; 3084 case java_awt_event_KeyEvent_VK_KANA_LOCK: 3085 if (isKanaLockAvailable()) { 3086 *windowsKey = VK_KANA; 3087 *modifiers = java_awt_event_InputEvent_CTRL_DOWN_MASK; 3088 return; 3089 } 3090 } 3091 3092 // for the general case, use a bi-directional table 3093 for (int i = 0; keyMapTable[i].windowsKey != 0; i++) { 3094 if (keyMapTable[i].javaKey == javaKey) { 3095 *windowsKey = keyMapTable[i].windowsKey; 3096 *modifiers = 0; 3097 return; 3098 } 3099 } 3100 3101 // Bug 4766655 3102 // Two Windows keys could map to the same Java key, so 3103 // give preference to the originalWindowsKey if it is 3104 // specified (not IGNORE_KEY). 3105 if (originalWindowsKey == IGNORE_KEY) { 3106 for (int j = 0; dynamicKeyMapTable[j].windowsKey != 0; j++) { 3107 if (dynamicKeyMapTable[j].javaKey == javaKey) { 3108 *windowsKey = dynamicKeyMapTable[j].windowsKey; 3109 *modifiers = 0; 3110 return; 3111 } 3112 } 3113 } else { 3114 BOOL found = false; 3115 for (int j = 0; dynamicKeyMapTable[j].windowsKey != 0; j++) { 3116 if (dynamicKeyMapTable[j].javaKey == javaKey) { 3117 *windowsKey = dynamicKeyMapTable[j].windowsKey; 3118 *modifiers = 0; 3119 found = true; 3120 if (*windowsKey == originalWindowsKey) { 3121 return; /* if ideal case found return, else keep looking */ 3122 } 3123 } 3124 } 3125 if (found) { 3126 return; 3127 } 3128 } 3129 3130 *windowsKey = 0; 3131 *modifiers = 0; 3132 return; 3133 } 3134 3135 UINT AwtComponent::WindowsKeyToJavaKey(UINT windowsKey, UINT modifiers, UINT character, BOOL isDeadKey) 3136 3137 { 3138 // Handle the few cases where we need to take the modifier into 3139 // consideration for the Java VK code or where we have to take the keyboard 3140 // layout into consideration so that function keys can get 3141 // recognized in a platform-independent way. 3142 switch (windowsKey) { 3143 case VK_CONVERT: 3144 if ((modifiers & java_awt_event_InputEvent_ALT_DOWN_MASK) != 0) { 3145 return java_awt_event_KeyEvent_VK_ALL_CANDIDATES; 3146 } 3147 if ((modifiers & java_awt_event_InputEvent_SHIFT_DOWN_MASK) != 0) { 3148 return java_awt_event_KeyEvent_VK_PREVIOUS_CANDIDATE; 3149 } 3150 break; 3151 case VK_DBE_ALPHANUMERIC: 3152 if ((modifiers & java_awt_event_InputEvent_ALT_DOWN_MASK) != 0) { 3153 return java_awt_event_KeyEvent_VK_CODE_INPUT; 3154 } 3155 break; 3156 case VK_KANA: 3157 if (isKanaLockAvailable()) { 3158 return java_awt_event_KeyEvent_VK_KANA_LOCK; 3159 } 3160 break; 3161 }; 3162 3163 // check dead key 3164 if (isDeadKey) { 3165 for (int i = 0; charToDeadVKTable[i].c != 0; i++) { 3166 if (charToDeadVKTable[i].c == character) { 3167 return charToDeadVKTable[i].javaKey; 3168 } 3169 } 3170 } 3171 3172 // for the general case, use a bi-directional table 3173 for (int i = 0; keyMapTable[i].windowsKey != 0; i++) { 3174 if (keyMapTable[i].windowsKey == windowsKey) { 3175 return keyMapTable[i].javaKey; 3176 } 3177 } 3178 3179 for (int j = 0; dynamicKeyMapTable[j].windowsKey != 0; j++) { 3180 if (dynamicKeyMapTable[j].windowsKey == windowsKey) { 3181 if (dynamicKeyMapTable[j].javaKey != java_awt_event_KeyEvent_VK_UNDEFINED) { 3182 return dynamicKeyMapTable[j].javaKey; 3183 }else{ 3184 break; 3185 } 3186 } 3187 } 3188 3189 return java_awt_event_KeyEvent_VK_UNDEFINED; 3190 } 3191 3192 BOOL AwtComponent::IsNavigationKey(UINT wkey) { 3193 switch (wkey) { 3194 case VK_END: 3195 case VK_PRIOR: // PageUp 3196 case VK_NEXT: // PageDown 3197 case VK_HOME: 3198 case VK_LEFT: 3199 case VK_UP: 3200 case VK_RIGHT: 3201 case VK_DOWN: 3202 return TRUE; 3203 } 3204 return FALSE; 3205 } 3206 3207 // determine if a key is a numpad key (distinguishes the numpad 3208 // arrow keys from the non-numpad arrow keys, for example). 3209 BOOL AwtComponent::IsNumPadKey(UINT vkey, BOOL extended) 3210 { 3211 // Note: scancodes are the same for the numpad arrow keys and 3212 // the non-numpad arrow keys (also for PageUp, etc.). 3213 // The scancodes for the numpad divide and the non-numpad slash 3214 // are the same, but the wparams are different 3215 3216 DTRACE_PRINTLN3("AwtComponent::IsNumPadKey vkey = %d = 0x%x extended = %d", 3217 vkey, vkey, extended); 3218 3219 switch (vkey) { 3220 case VK_CLEAR: // numpad 5 with numlock off 3221 case VK_NUMPAD0: 3222 case VK_NUMPAD1: 3223 case VK_NUMPAD2: 3224 case VK_NUMPAD3: 3225 case VK_NUMPAD4: 3226 case VK_NUMPAD5: 3227 case VK_NUMPAD6: 3228 case VK_NUMPAD7: 3229 case VK_NUMPAD8: 3230 case VK_NUMPAD9: 3231 case VK_MULTIPLY: 3232 case VK_ADD: 3233 case VK_SEPARATOR: // numpad , not on US kbds 3234 case VK_SUBTRACT: 3235 case VK_DECIMAL: 3236 case VK_DIVIDE: 3237 case VK_NUMLOCK: 3238 return TRUE; 3239 break; 3240 case VK_END: 3241 case VK_PRIOR: // PageUp 3242 case VK_NEXT: // PageDown 3243 case VK_HOME: 3244 case VK_LEFT: 3245 case VK_UP: 3246 case VK_RIGHT: 3247 case VK_DOWN: 3248 case VK_INSERT: 3249 case VK_DELETE: 3250 // extended if non-numpad 3251 return (!extended); 3252 break; 3253 case VK_RETURN: // extended if on numpad 3254 return (extended); 3255 break; 3256 default: 3257 break; 3258 } 3259 3260 return FALSE; 3261 } 3262 static void 3263 resetKbdState( BYTE kstate[256]) { 3264 BYTE tmpState[256]; 3265 WCHAR wc[2]; 3266 memmove(tmpState, kstate, sizeof(kstate)); 3267 tmpState[VK_SHIFT] = 0; 3268 tmpState[VK_CONTROL] = 0; 3269 tmpState[VK_MENU] = 0; 3270 3271 ::ToUnicodeEx(VK_SPACE,::MapVirtualKey(VK_SPACE, 0), tmpState, wc, 2, 0, GetKeyboardLayout(0)); 3272 } 3273 3274 // XXX in the update releases this is an addition to the unchanged existing code 3275 // After the call, a table will have a unicode associated with a windows virtual keycode 3276 // sans modifiers. With some further simplification, one can 3277 // derive java keycode from it, and anyway we will pass this unicode value 3278 // all the way up in a comment to a KeyEvent. 3279 void 3280 AwtComponent::BuildPrimaryDynamicTable() { 3281 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2); 3282 // XXX: how about that? 3283 //CriticalSection::Lock l(GetLock()); 3284 //if (GetPeer(env) == NULL) { 3285 // /* event received during termination. */ 3286 // return; 3287 //} 3288 3289 HKL hkl = GetKeyboardLayout(); 3290 UINT sc = 0; 3291 BYTE kbdState[AwtToolkit::KB_STATE_SIZE]; 3292 memset(kbdState, 0, sizeof (kbdState)); 3293 3294 // Use JNI call to obtain java key code. We should keep a list 3295 // of currently available keycodes in a single place. 3296 static jclass extKeyCodesCls; 3297 if( extKeyCodesCls == NULL) { 3298 jclass extKeyCodesClsLocal = env->FindClass("sun/awt/ExtendedKeyCodes"); 3299 DASSERT(extKeyCodesClsLocal); 3300 CHECK_NULL(extKeyCodesClsLocal); 3301 extKeyCodesCls = (jclass)env->NewGlobalRef(extKeyCodesClsLocal); 3302 env->DeleteLocalRef(extKeyCodesClsLocal); 3303 } 3304 static jmethodID getExtendedKeyCodeForChar; 3305 if (getExtendedKeyCodeForChar == NULL) { 3306 getExtendedKeyCodeForChar = 3307 env->GetStaticMethodID(extKeyCodesCls, "getExtendedKeyCodeForChar", "(I)I"); 3308 DASSERT(getExtendedKeyCodeForChar); 3309 CHECK_NULL(getExtendedKeyCodeForChar); 3310 } 3311 jint extJKC; //extended Java key code 3312 3313 for (UINT i = 0; i < 256; i++) { 3314 dynPrimaryKeymap[i].wkey = i; 3315 dynPrimaryKeymap[i].jkey = java_awt_event_KeyEvent_VK_UNDEFINED; 3316 dynPrimaryKeymap[i].unicode = 0; 3317 3318 if ((sc = MapVirtualKey (i, 0)) == 0) { 3319 dynPrimaryKeymap[i].scancode = 0; 3320 continue; 3321 } 3322 dynPrimaryKeymap[i].scancode = sc; 3323 3324 // XXX process cases like VK_SHIFT etc. 3325 kbdState[i] = 0x80; // "key pressed". 3326 WCHAR wc[16]; 3327 int k = ::ToUnicodeEx(i, sc, kbdState, wc, 16, 0, hkl); 3328 if (k == 1) { 3329 // unicode 3330 dynPrimaryKeymap[i].unicode = wc[0]; 3331 if (dynPrimaryKeymap[i].jkey == java_awt_event_KeyEvent_VK_UNDEFINED) { 3332 // Convert unicode to java keycode. 3333 //dynPrimaryKeymap[i].jkey = ((UINT)(wc[0]) + 0x01000000); 3334 // 3335 //XXX If this key in on the keypad, we should force a special value equal to 3336 //XXX an old java keycode: but how to say if it is a keypad key? 3337 //XXX We'll do it in WmKeyUp/Down. 3338 extJKC = env->CallStaticIntMethod(extKeyCodesCls, 3339 getExtendedKeyCodeForChar, (jint)(wc[0])); 3340 dynPrimaryKeymap[i].jkey = extJKC; 3341 } 3342 }else if (k == -1) { 3343 // dead key: use charToDeadVKTable 3344 dynPrimaryKeymap[i].unicode = wc[0]; 3345 resetKbdState( kbdState ); 3346 for (const CharToVKEntry *map = charToDeadVKTable; map->c != 0; ++map) { 3347 if (wc[0] == map->c) { 3348 dynPrimaryKeymap[i].jkey = map->javaKey; 3349 break; 3350 } 3351 } 3352 } else if (k == 0) { 3353 // reset 3354 resetKbdState( kbdState ); 3355 }else { 3356 // k > 1: this key does generate multiple characters. Ignore it. 3357 // An example: Arabic Lam and Alef ligature. 3358 // There will be no extended keycode and thus shortcuts for this key. 3359 // XXX shouldn't we reset the kbd state? 3360 #ifdef DEBUG 3361 DTRACE_PRINTLN2("wkey 0x%02X (%d)", i,i); 3362 #endif 3363 } 3364 kbdState[i] = 0; // "key unpressed" 3365 } 3366 } 3367 void 3368 AwtComponent::UpdateDynPrimaryKeymap(UINT wkey, UINT jkeyLegacy, jint keyLocation, UINT modifiers) 3369 { 3370 if( wkey && wkey < 256 ) { 3371 if(keyLocation == java_awt_event_KeyEvent_KEY_LOCATION_NUMPAD) { 3372 // At the creation time, 3373 // dynPrimaryKeymap cannot distinguish between e.g. "/" and "NumPad /" 3374 dynPrimaryKeymap[wkey].jkey = jkeyLegacy; 3375 } 3376 if(dynPrimaryKeymap[wkey].jkey == java_awt_event_KeyEvent_VK_UNDEFINED) { 3377 // E.g. it is non-unicode key 3378 dynPrimaryKeymap[wkey].jkey = jkeyLegacy; 3379 } 3380 } 3381 } 3382 3383 UINT AwtComponent::WindowsKeyToJavaChar(UINT wkey, UINT modifiers, TransOps ops, BOOL &isDeadKey) 3384 { 3385 static Hashtable transTable("VKEY translations"); 3386 static Hashtable deadKeyFlagTable("Dead Key Flags"); 3387 isDeadKey = FALSE; 3388 3389 // Try to translate using last saved translation 3390 if (ops == LOAD) { 3391 void* deadKeyFlag = deadKeyFlagTable.remove(reinterpret_cast<void*>(static_cast<INT_PTR>(wkey))); 3392 void* value = transTable.remove(reinterpret_cast<void*>(static_cast<INT_PTR>(wkey))); 3393 if (value != NULL) { 3394 isDeadKey = static_cast<BOOL>(reinterpret_cast<INT_PTR>(deadKeyFlag)); 3395 return static_cast<UINT>(reinterpret_cast<INT_PTR>(value)); 3396 } 3397 } 3398 3399 // If the windows key is a return, wkey will equal 13 ('\r') 3400 // In this case, we want to return 10 ('\n') 3401 // Since ToAscii would convert VK_RETURN to '\r', we need 3402 // to have a special case here. 3403 if (wkey == VK_RETURN) 3404 return '\n'; 3405 3406 // high order bit in keyboardState indicates whether the key is down 3407 static const BYTE KEY_STATE_DOWN = 0x80; 3408 BYTE keyboardState[AwtToolkit::KB_STATE_SIZE]; 3409 AwtToolkit::GetKeyboardState(keyboardState); 3410 3411 // apply modifiers to keyboard state if necessary 3412 if (modifiers) { 3413 BOOL shiftIsDown = modifiers & java_awt_event_InputEvent_SHIFT_DOWN_MASK; 3414 BOOL altIsDown = modifiers & java_awt_event_InputEvent_ALT_DOWN_MASK; 3415 BOOL ctrlIsDown = modifiers & java_awt_event_InputEvent_CTRL_DOWN_MASK; 3416 3417 // Windows treats AltGr as Ctrl+Alt 3418 if (modifiers & java_awt_event_InputEvent_ALT_GRAPH_DOWN_MASK) { 3419 altIsDown = TRUE; 3420 ctrlIsDown = TRUE; 3421 } 3422 3423 if (shiftIsDown) { 3424 keyboardState[VK_SHIFT] |= KEY_STATE_DOWN; 3425 } 3426 3427 // fix for 4623376,4737679,4501485,4740906,4708221 (4173679/4122715) 3428 // Here we try to resolve a conflict with ::ToAsciiEx's translating 3429 // ALT+number key combinations. kdm@sarc.spb.su 3430 // yan: Do it for navigation keys only, otherwise some AltGr deadkeys fail. 3431 if( IsNavigationKey(wkey) ) { 3432 keyboardState[VK_MENU] &= ~KEY_STATE_DOWN; 3433 } 3434 3435 if (ctrlIsDown) 3436 { 3437 if (altIsDown) { 3438 // bugid 4215009: don't mess with AltGr == Ctrl + Alt 3439 keyboardState[VK_CONTROL] |= KEY_STATE_DOWN; 3440 } 3441 else { 3442 // bugid 4098210: old event model doesn't have KEY_TYPED 3443 // events, so try to provide a meaningful character for 3444 // Ctrl+<key>. Take Ctrl into account only when we know 3445 // that Ctrl+<key> will be an ASCII control. Ignore by 3446 // default. 3447 keyboardState[VK_CONTROL] &= ~KEY_STATE_DOWN; 3448 3449 // Letters have Ctrl+<letter> counterparts. According to 3450 // <winuser.h> VK_A through VK_Z are the same as ASCII 3451 // 'A' through 'Z'. 3452 if (wkey >= 'A' && wkey <= 'Z') { 3453 keyboardState[VK_CONTROL] |= KEY_STATE_DOWN; 3454 } 3455 else { 3456 // Non-letter controls 033 to 037 are: 3457 // ^[ (ESC), ^\ (FS), ^] (GS), ^^ (RS), and ^_ (US) 3458 3459 // Shift state bits returned by ::VkKeyScan in HIBYTE 3460 static const UINT _VKS_SHIFT_MASK = 0x01; 3461 static const UINT _VKS_CTRL_MASK = 0x02; 3462 static const UINT _VKS_ALT_MASK = 0x04; 3463 3464 // Check to see whether there is a meaningful translation 3465 TCHAR ch; 3466 short vk; 3467 for (ch = _T('\033'); ch < _T('\040'); ch++) { 3468 vk = ::VkKeyScan(ch); 3469 if (wkey == LOBYTE(vk)) { 3470 UINT shiftState = HIBYTE(vk); 3471 if ((shiftState & _VKS_CTRL_MASK) || 3472 (!(shiftState & _VKS_SHIFT_MASK) 3473 == !shiftIsDown)) 3474 { 3475 keyboardState[VK_CONTROL] |= KEY_STATE_DOWN; 3476 } 3477 break; 3478 } 3479 } 3480 } 3481 } // ctrlIsDown && altIsDown 3482 } // ctrlIsDown 3483 } // modifiers 3484 3485 // instead of creating our own conversion tables, I'll let Win32 3486 // convert the character for me. 3487 WORD wChar[2]; 3488 UINT scancode = ::MapVirtualKey(wkey, 0); 3489 int converted = ::ToUnicodeEx(wkey, scancode, keyboardState, 3490 wChar, 2, 0, GetKeyboardLayout()); 3491 3492 UINT translation; 3493 BOOL deadKeyFlag = (converted == 2); 3494 3495 // Dead Key 3496 if (converted < 0) { 3497 translation = java_awt_event_KeyEvent_CHAR_UNDEFINED; 3498 } else 3499 // No translation available -- try known conversions or else punt. 3500 if (converted == 0) { 3501 if (wkey == VK_DELETE) { 3502 translation = '\177'; 3503 } else 3504 if (wkey >= VK_NUMPAD0 && wkey <= VK_NUMPAD9) { 3505 translation = '0' + wkey - VK_NUMPAD0; 3506 } else { 3507 translation = java_awt_event_KeyEvent_CHAR_UNDEFINED; 3508 } 3509 } else 3510 // the caller expects a Unicode character. 3511 if (converted > 0) { 3512 translation = wChar[0]; 3513 } 3514 if (ops == SAVE) { 3515 transTable.put(reinterpret_cast<void*>(static_cast<INT_PTR>(wkey)), 3516 reinterpret_cast<void*>(static_cast<INT_PTR>(translation))); 3517 if (deadKeyFlag) { 3518 deadKeyFlagTable.put(reinterpret_cast<void*>(static_cast<INT_PTR>(wkey)), 3519 reinterpret_cast<void*>(static_cast<INT_PTR>(deadKeyFlag))); 3520 } else { 3521 deadKeyFlagTable.remove(reinterpret_cast<void*>(static_cast<INT_PTR>(wkey))); 3522 } 3523 } 3524 3525 isDeadKey = deadKeyFlag; 3526 return translation; 3527 } 3528 3529 MsgRouting AwtComponent::WmKeyDown(UINT wkey, UINT repCnt, 3530 UINT flags, BOOL system) 3531 { 3532 // VK_PROCESSKEY is a special value which means 3533 // "Current IME wants to consume this KeyEvent" 3534 // Real key code is saved by IMM32.DLL and can be retrieved by 3535 // calling ImmGetVirtualKey(); 3536 if (wkey == VK_PROCESSKEY) { 3537 return mrDoDefault; 3538 } 3539 MSG msg; 3540 InitMessage(&msg, (system ? WM_SYSKEYDOWN : WM_KEYDOWN), 3541 wkey, MAKELPARAM(repCnt, flags)); 3542 3543 UINT modifiers = GetJavaModifiers(); 3544 jint keyLocation = GetKeyLocation(wkey, flags); 3545 BOOL isDeadKey = FALSE; 3546 UINT character = WindowsKeyToJavaChar(wkey, modifiers, SAVE, isDeadKey); 3547 UINT jkey = WindowsKeyToJavaKey(wkey, modifiers, character, isDeadKey); 3548 UpdateDynPrimaryKeymap(wkey, jkey, keyLocation, modifiers); 3549 3550 3551 SendKeyEventToFocusOwner(java_awt_event_KeyEvent_KEY_PRESSED, 3552 ::JVM_CurrentTimeMillis(NULL, 0), jkey, character, 3553 modifiers, keyLocation, (jlong)wkey, &msg); 3554 3555 // bugid 4724007: Windows does not create a WM_CHAR for the Del key 3556 // for some reason, so we need to create the KEY_TYPED event on the 3557 // WM_KEYDOWN. Use null msg so the character doesn't get sent back 3558 // to the native window for processing (this event is synthesized 3559 // for Java - we don't want Windows trying to process it). 3560 if (jkey == java_awt_event_KeyEvent_VK_DELETE) { 3561 SendKeyEventToFocusOwner(java_awt_event_KeyEvent_KEY_TYPED, 3562 ::JVM_CurrentTimeMillis(NULL, 0), 3563 java_awt_event_KeyEvent_VK_UNDEFINED, 3564 character, modifiers, 3565 java_awt_event_KeyEvent_KEY_LOCATION_UNKNOWN, (jlong)0); 3566 } 3567 3568 return mrConsume; 3569 } 3570 3571 MsgRouting AwtComponent::WmKeyUp(UINT wkey, UINT repCnt, 3572 UINT flags, BOOL system) 3573 { 3574 3575 // VK_PROCESSKEY is a special value which means 3576 // "Current IME wants to consume this KeyEvent" 3577 // Real key code is saved by IMM32.DLL and can be retrieved by 3578 // calling ImmGetVirtualKey(); 3579 if (wkey == VK_PROCESSKEY) { 3580 return mrDoDefault; 3581 } 3582 MSG msg; 3583 InitMessage(&msg, (system ? WM_SYSKEYUP : WM_KEYUP), 3584 wkey, MAKELPARAM(repCnt, flags)); 3585 3586 UINT modifiers = GetJavaModifiers(); 3587 jint keyLocation = GetKeyLocation(wkey, flags); 3588 BOOL isDeadKey = FALSE; 3589 UINT character = WindowsKeyToJavaChar(wkey, modifiers, LOAD, isDeadKey); 3590 UINT jkey = WindowsKeyToJavaKey(wkey, modifiers, character, isDeadKey); 3591 UpdateDynPrimaryKeymap(wkey, jkey, keyLocation, modifiers); 3592 3593 SendKeyEventToFocusOwner(java_awt_event_KeyEvent_KEY_RELEASED, 3594 ::JVM_CurrentTimeMillis(NULL, 0), jkey, character, 3595 modifiers, keyLocation, (jlong)wkey, &msg); 3596 return mrConsume; 3597 } 3598 3599 MsgRouting AwtComponent::WmInputLangChange(UINT charset, HKL hKeyboardLayout) 3600 { 3601 // Normally we would be able to use charset and TranslateCharSetInfo 3602 // to get a code page that should be associated with this keyboard 3603 // layout change. However, there seems to be an NT 4.0 bug associated 3604 // with the WM_INPUTLANGCHANGE message, which makes the charset parameter 3605 // unreliable, especially on Asian systems. Our workaround uses the 3606 // keyboard layout handle instead. 3607 m_hkl = hKeyboardLayout; 3608 m_idLang = LOWORD(hKeyboardLayout); // lower word of HKL is LANGID 3609 m_CodePage = LangToCodePage(m_idLang); 3610 BuildDynamicKeyMapTable(); // compute new mappings for VK_OEM 3611 BuildPrimaryDynamicTable(); 3612 return mrConsume; // do not propagate to children 3613 } 3614 3615 // Convert Language ID to CodePage 3616 UINT AwtComponent::LangToCodePage(LANGID idLang) 3617 { 3618 TCHAR strCodePage[MAX_ACP_STR_LEN]; 3619 // use the LANGID to create a LCID 3620 LCID idLocale = MAKELCID(idLang, SORT_DEFAULT); 3621 // get the ANSI code page associated with this locale 3622 if (GetLocaleInfo(idLocale, LOCALE_IDEFAULTANSICODEPAGE, strCodePage, sizeof(strCodePage)/sizeof(TCHAR)) > 0 ) 3623 return _ttoi(strCodePage); 3624 else 3625 return GetACP(); 3626 } 3627 3628 3629 MsgRouting AwtComponent::WmIMEChar(UINT character, UINT repCnt, UINT flags, BOOL system) 3630 { 3631 // We will simply create Java events here. 3632 WCHAR unicodeChar = character; 3633 MSG msg; 3634 InitMessage(&msg, WM_IME_CHAR, character, 3635 MAKELPARAM(repCnt, flags)); 3636 3637 jint modifiers = GetJavaModifiers(); 3638 SendKeyEventToFocusOwner(java_awt_event_KeyEvent_KEY_TYPED, 3639 ::JVM_CurrentTimeMillis(NULL, 0), 3640 java_awt_event_KeyEvent_VK_UNDEFINED, 3641 unicodeChar, modifiers, 3642 java_awt_event_KeyEvent_KEY_LOCATION_UNKNOWN, (jlong)0, 3643 &msg); 3644 return mrConsume; 3645 } 3646 3647 MsgRouting AwtComponent::WmChar(UINT character, UINT repCnt, UINT flags, 3648 BOOL system) 3649 { 3650 // Will only get WmChar messages with DBCS if we create them for 3651 // an Edit class in the WmForwardChar method. These synthesized 3652 // DBCS chars are ok to pass on directly to the default window 3653 // procedure. They've already been filtered through the Java key 3654 // event queue. We will never get the trail byte since the edit 3655 // class will PeekMessage(&msg, hwnd, WM_CHAR, WM_CHAR, 3656 // PM_REMOVE). I would like to be able to pass this character off 3657 // via WM_AWT_FORWARD_BYTE, but the Edit classes don't seem to 3658 // like that. 3659 3660 // We will simply create Java events here. 3661 UINT message = system ? WM_SYSCHAR : WM_CHAR; 3662 3663 // The Alt modifier is reported in the 29th bit of the lParam, 3664 // i.e., it is the 13th bit of `flags' (which is HIWORD(lParam)). 3665 bool alt_is_down = (flags & (1<<13)) != 0; 3666 3667 // Fix for bug 4141621, corrected by fix for bug 6223726: Alt+space doesn't invoke system menu 3668 // We should not pass this particular combination to Java. 3669 3670 if (system && alt_is_down) { 3671 if (character == VK_SPACE) { 3672 return mrDoDefault; 3673 } 3674 } 3675 3676 // If this is a WM_CHAR (non-system) message, then the Alt flag 3677 // indicates that the character was typed using an AltGr key 3678 // (which Windows treats as Ctrl+Alt), so in this case we do NOT 3679 // pass the Ctrl and Alt modifiers to Java, but instead we 3680 // replace them with Java's AltGraph modifier. Note: the AltGraph 3681 // modifier does not exist in 1.1.x releases. 3682 jint modifiers = GetJavaModifiers(); 3683 if (!system && alt_is_down) { 3684 // character typed with AltGraph 3685 modifiers &= ~(java_awt_event_InputEvent_ALT_DOWN_MASK 3686 | java_awt_event_InputEvent_CTRL_DOWN_MASK); 3687 modifiers |= java_awt_event_InputEvent_ALT_GRAPH_DOWN_MASK; 3688 } 3689 3690 WCHAR unicodeChar = character; 3691 3692 // Kludge: Combine pending single byte with this char for some Chinese IMEs 3693 if (m_PendingLeadByte != 0) { 3694 character = (m_PendingLeadByte & 0x00ff) | (character << 8); 3695 m_PendingLeadByte = 0; 3696 ::MultiByteToWideChar(GetCodePage(), 0, (CHAR*)&character, 2, 3697 &unicodeChar, 1); 3698 } 3699 3700 if (unicodeChar == VK_RETURN) { 3701 // Enter key generates \r in windows, but \n is required in java 3702 unicodeChar = java_awt_event_KeyEvent_VK_ENTER; 3703 } 3704 MSG msg; 3705 InitMessage(&msg, message, character, 3706 MAKELPARAM(repCnt, flags)); 3707 SendKeyEventToFocusOwner(java_awt_event_KeyEvent_KEY_TYPED, 3708 ::JVM_CurrentTimeMillis(NULL, 0), 3709 java_awt_event_KeyEvent_VK_UNDEFINED, 3710 unicodeChar, modifiers, 3711 java_awt_event_KeyEvent_KEY_LOCATION_UNKNOWN, (jlong)0, 3712 &msg); 3713 return mrConsume; 3714 } 3715 3716 MsgRouting AwtComponent::WmForwardChar(WCHAR character, LPARAM lParam, 3717 BOOL synthetic) 3718 { 3719 // just post WM_CHAR with unicode key value 3720 DefWindowProc(WM_CHAR, (WPARAM)character, lParam); 3721 return mrConsume; 3722 } 3723 3724 MsgRouting AwtComponent::WmPaste() 3725 { 3726 return mrDoDefault; 3727 } 3728 3729 // support IME Composition messages 3730 void AwtComponent::SetCompositionWindow(RECT& r) 3731 { 3732 HWND hwnd = ImmGetHWnd(); 3733 HIMC hIMC = ImmGetContext(hwnd); 3734 if (hIMC == NULL) { 3735 return; 3736 } 3737 COMPOSITIONFORM cf = {CFS_DEFAULT, {0, 0}, {0, 0, 0, 0}}; 3738 ImmSetCompositionWindow(hIMC, &cf); 3739 ImmReleaseContext(hwnd, hIMC); 3740 } 3741 3742 void AwtComponent::OpenCandidateWindow(int x, int y) 3743 { 3744 UINT bits = 1; 3745 POINT p = {0, 0}; // upper left corner of the client area 3746 HWND hWnd = GetHWnd(); 3747 HWND hTop = GetTopLevelParentForWindow(hWnd); 3748 ::ClientToScreen(hTop, &p); 3749 3750 for (int iCandType=0; iCandType<32; iCandType++, bits<<=1) { 3751 if ( m_bitsCandType & bits ) 3752 SetCandidateWindow(iCandType, x - p.x, y - p.y); 3753 } 3754 if (m_bitsCandType != 0) { 3755 // REMIND: is there any chance GetProxyFocusOwner() returns NULL here? 3756 ::DefWindowProc(ImmGetHWnd(), 3757 WM_IME_NOTIFY, IMN_OPENCANDIDATE, m_bitsCandType); 3758 } 3759 } 3760 3761 void AwtComponent::SetCandidateWindow(int iCandType, int x, int y) 3762 { 3763 HWND hwnd = ImmGetHWnd(); 3764 HIMC hIMC = ImmGetContext(hwnd); 3765 CANDIDATEFORM cf; 3766 cf.dwIndex = iCandType; 3767 cf.dwStyle = CFS_CANDIDATEPOS; 3768 cf.ptCurrentPos.x = x; 3769 cf.ptCurrentPos.y = y; 3770 3771 ImmSetCandidateWindow(hIMC, &cf); 3772 ImmReleaseContext(hwnd, hIMC); 3773 } 3774 3775 MsgRouting AwtComponent::WmImeSetContext(BOOL fSet, LPARAM *lplParam) 3776 { 3777 // If the Windows input context is disabled, do not let Windows 3778 // display any UIs. 3779 HWND hwnd = ImmGetHWnd(); 3780 HIMC hIMC = ImmGetContext(hwnd); 3781 if (hIMC == NULL) { 3782 *lplParam = 0; 3783 return mrDoDefault; 3784 } 3785 ImmReleaseContext(hwnd, hIMC); 3786 3787 if (fSet) { 3788 LPARAM lParam = *lplParam; 3789 if (!m_useNativeCompWindow) { 3790 // stop to draw native composing window. 3791 *lplParam &= ~ISC_SHOWUICOMPOSITIONWINDOW; 3792 } 3793 } 3794 return mrDoDefault; 3795 } 3796 3797 MsgRouting AwtComponent::WmImeNotify(WPARAM subMsg, LPARAM bitsCandType) 3798 { 3799 if (!m_useNativeCompWindow && subMsg == IMN_OPENCANDIDATE) { 3800 m_bitsCandType = bitsCandType; 3801 InquireCandidatePosition(); 3802 return mrConsume; 3803 } 3804 return mrDoDefault; 3805 } 3806 3807 MsgRouting AwtComponent::WmImeStartComposition() 3808 { 3809 if (m_useNativeCompWindow) { 3810 RECT rc; 3811 ::GetClientRect(GetHWnd(), &rc); 3812 SetCompositionWindow(rc); 3813 return mrDoDefault; 3814 } else 3815 return mrConsume; 3816 } 3817 3818 MsgRouting AwtComponent::WmImeEndComposition() 3819 { 3820 if (m_useNativeCompWindow) return mrDoDefault; 3821 3822 SendInputMethodEvent( 3823 java_awt_event_InputMethodEvent_INPUT_METHOD_TEXT_CHANGED, 3824 NULL, 0, NULL, NULL, 0, NULL, NULL, 0, 0, 0 ); 3825 return mrConsume; 3826 } 3827 3828 MsgRouting AwtComponent::WmImeComposition(WORD wChar, LPARAM flags) 3829 { 3830 if (m_useNativeCompWindow) return mrDoDefault; 3831 3832 int* bndClauseW = NULL; 3833 jstring* readingClauseW = NULL; 3834 int* bndAttrW = NULL; 3835 BYTE* valAttrW = NULL; 3836 int cClauseW = 0; 3837 AwtInputTextInfor* textInfor = NULL; 3838 3839 try { 3840 HWND hwnd = ImmGetHWnd(); 3841 HIMC hIMC = ImmGetContext(hwnd); 3842 DASSERT(hIMC!=0); 3843 3844 textInfor = new AwtInputTextInfor; 3845 textInfor->GetContextData(hIMC, flags); 3846 ImmReleaseContext(hwnd, hIMC); 3847 3848 jstring jtextString = textInfor->GetText(); 3849 /* The conditions to send the input method event to AWT EDT are: 3850 1. Whenever there is a composition message sent regarding whether 3851 the composition text is NULL or not. See details at bug 6222692. 3852 2. When there is a committed message sent, in which case, we have to 3853 check whether the committed string is NULL or not. If the committed string 3854 is NULL, there is no need to send any input method event. 3855 (Minor note: 'jtextString' returned is the merged string in the case of 3856 partial commit.) 3857 */ 3858 if ((flags & GCS_RESULTSTR && jtextString != NULL) || 3859 (flags & GCS_COMPSTR)) { 3860 int cursorPosW = textInfor->GetCursorPosition(); 3861 // In order not to delete the readingClauseW in the catch clause, 3862 // calling GetAttributeInfor before GetClauseInfor. 3863 int cAttrW = textInfor->GetAttributeInfor(bndAttrW, valAttrW); 3864 cClauseW = textInfor->GetClauseInfor(bndClauseW, readingClauseW); 3865 3866 /* Send INPUT_METHOD_TEXT_CHANGED event to the WInputMethod which in turn sends 3867 the event to AWT EDT. 3868 3869 The last two paremeters are set to equal since we don't have recommendations for 3870 the visible position within the current composed text. See details at 3871 java.awt.event.InputMethodEvent. 3872 */ 3873 SendInputMethodEvent(java_awt_event_InputMethodEvent_INPUT_METHOD_TEXT_CHANGED, 3874 jtextString, 3875 cClauseW, bndClauseW, readingClauseW, 3876 cAttrW, bndAttrW, valAttrW, 3877 textInfor->GetCommittedTextLength(), 3878 cursorPosW, cursorPosW); 3879 } 3880 } catch (...) { 3881 // since GetClauseInfor and GetAttributeInfor could throw exception, we have to release 3882 // the pointer here. 3883 delete [] bndClauseW; 3884 delete [] readingClauseW; 3885 delete [] bndAttrW; 3886 delete [] valAttrW; 3887 throw; 3888 } 3889 3890 /* Free the storage allocated. Since jtextString won't be passed from threads 3891 * to threads, we just use the local ref and it will be deleted within the destructor 3892 * of AwtInputTextInfor object. 3893 */ 3894 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2); 3895 if (cClauseW && readingClauseW) { 3896 for (int i = 0; i < cClauseW; i ++) { 3897 if (readingClauseW[i]) { 3898 env->DeleteLocalRef(readingClauseW[i]); 3899 } 3900 } 3901 } 3902 delete [] bndClauseW; 3903 delete [] readingClauseW; 3904 delete [] bndAttrW; 3905 delete [] valAttrW; 3906 delete textInfor; 3907 3908 return mrConsume; 3909 } 3910 3911 // 3912 // generate and post InputMethodEvent 3913 // 3914 void AwtComponent::SendInputMethodEvent(jint id, jstring text, 3915 int cClause, int* rgClauseBoundary, jstring* rgClauseReading, 3916 int cAttrBlock, int* rgAttrBoundary, BYTE *rgAttrValue, 3917 int commitedTextLength, int caretPos, int visiblePos) 3918 { 3919 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2); 3920 3921 // assumption for array type casting 3922 DASSERT(sizeof(int)==sizeof(jint)); 3923 DASSERT(sizeof(BYTE)==sizeof(jbyte)); 3924 3925 // caluse information 3926 jintArray clauseBoundary = NULL; 3927 jobjectArray clauseReading = NULL; 3928 if (cClause && rgClauseBoundary && rgClauseReading) { 3929 // convert clause boundary offset array to java array 3930 clauseBoundary = env->NewIntArray(cClause+1); 3931 DASSERT(clauseBoundary); 3932 CHECK_NULL(clauseBoundary); 3933 env->SetIntArrayRegion(clauseBoundary, 0, cClause+1, (jint *)rgClauseBoundary); 3934 DASSERT(!safe_ExceptionOccurred(env)); 3935 3936 // convert clause reading string array to java array 3937 jclass stringCls = JNU_ClassString(env); 3938 DASSERT(stringCls); 3939 CHECK_NULL(stringCls); 3940 clauseReading = env->NewObjectArray(cClause, stringCls, NULL); 3941 DASSERT(clauseReading); 3942 CHECK_NULL(clauseReading); 3943 for (int i=0; i<cClause; i++) env->SetObjectArrayElement(clauseReading, i, rgClauseReading[i]); 3944 DASSERT(!safe_ExceptionOccurred(env)); 3945 } 3946 3947 3948 // attrubute value definition in WInputMethod.java must be equal to that in IMM.H 3949 DASSERT(ATTR_INPUT==sun_awt_windows_WInputMethod_ATTR_INPUT); 3950 DASSERT(ATTR_TARGET_CONVERTED==sun_awt_windows_WInputMethod_ATTR_TARGET_CONVERTED); 3951 DASSERT(ATTR_CONVERTED==sun_awt_windows_WInputMethod_ATTR_CONVERTED); 3952 DASSERT(ATTR_TARGET_NOTCONVERTED==sun_awt_windows_WInputMethod_ATTR_TARGET_NOTCONVERTED); 3953 DASSERT(ATTR_INPUT_ERROR==sun_awt_windows_WInputMethod_ATTR_INPUT_ERROR); 3954 3955 // attribute information 3956 jintArray attrBoundary = NULL; 3957 jbyteArray attrValue = NULL; 3958 if (cAttrBlock && rgAttrBoundary && rgAttrValue) { 3959 // convert attribute boundary offset array to java array 3960 attrBoundary = env->NewIntArray(cAttrBlock+1); 3961 DASSERT(attrBoundary); 3962 CHECK_NULL(attrBoundary); 3963 env->SetIntArrayRegion(attrBoundary, 0, cAttrBlock+1, (jint *)rgAttrBoundary); 3964 DASSERT(!safe_ExceptionOccurred(env)); 3965 3966 // convert attribute value byte array to java array 3967 attrValue = env->NewByteArray(cAttrBlock); 3968 DASSERT(attrValue); 3969 CHECK_NULL(attrValue); 3970 env->SetByteArrayRegion(attrValue, 0, cAttrBlock, (jbyte *)rgAttrValue); 3971 DASSERT(!safe_ExceptionOccurred(env)); 3972 } 3973 3974 3975 // get global reference of WInputMethod class (run only once) 3976 static jclass wInputMethodCls = NULL; 3977 if (wInputMethodCls == NULL) { 3978 jclass wInputMethodClsLocal = env->FindClass("sun/awt/windows/WInputMethod"); 3979 DASSERT(wInputMethodClsLocal); 3980 CHECK_NULL(wInputMethodClsLocal); 3981 wInputMethodCls = (jclass)env->NewGlobalRef(wInputMethodClsLocal); 3982 env->DeleteLocalRef(wInputMethodClsLocal); 3983 } 3984 3985 // get method ID of sendInputMethodEvent() (run only once) 3986 static jmethodID sendIMEventMid = 0; 3987 if (sendIMEventMid == 0) { 3988 sendIMEventMid = env->GetMethodID(wInputMethodCls, "sendInputMethodEvent", 3989 "(IJLjava/lang/String;[I[Ljava/lang/String;[I[BIII)V"); 3990 DASSERT(sendIMEventMid); 3991 CHECK_NULL(sendIMEventMid); 3992 } 3993 3994 // call m_InputMethod.sendInputMethod() 3995 env->CallVoidMethod(m_InputMethod, sendIMEventMid, id, ::JVM_CurrentTimeMillis(NULL, 0), 3996 text, clauseBoundary, clauseReading, attrBoundary, 3997 attrValue, commitedTextLength, caretPos, visiblePos); 3998 if (safe_ExceptionOccurred(env)) env->ExceptionDescribe(); 3999 DASSERT(!safe_ExceptionOccurred(env)); 4000 4001 } 4002 4003 4004 4005 // 4006 // Inquires candidate position according to the composed text 4007 // 4008 void AwtComponent::InquireCandidatePosition() 4009 { 4010 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2); 4011 4012 // get global reference of WInputMethod class (run only once) 4013 static jclass wInputMethodCls = NULL; 4014 if (wInputMethodCls == NULL) { 4015 jclass wInputMethodClsLocal = env->FindClass("sun/awt/windows/WInputMethod"); 4016 DASSERT(wInputMethodClsLocal); 4017 CHECK_NULL(wInputMethodClsLocal); 4018 wInputMethodCls = (jclass)env->NewGlobalRef(wInputMethodClsLocal); 4019 env->DeleteLocalRef(wInputMethodClsLocal); 4020 } 4021 4022 // get method ID of sendInputMethodEvent() (run only once) 4023 static jmethodID inqCandPosMid = 0; 4024 if (inqCandPosMid == 0) { 4025 inqCandPosMid = env->GetMethodID(wInputMethodCls, "inquireCandidatePosition", "()V"); 4026 DASSERT(!safe_ExceptionOccurred(env)); 4027 DASSERT(inqCandPosMid); 4028 CHECK_NULL(inqCandPosMid); 4029 } 4030 4031 // call m_InputMethod.sendInputMethod() 4032 jobject candPos = env->CallObjectMethod(m_InputMethod, inqCandPosMid); 4033 DASSERT(!safe_ExceptionOccurred(env)); 4034 } 4035 4036 HWND AwtComponent::ImmGetHWnd() 4037 { 4038 HWND proxy = GetProxyFocusOwner(); 4039 return (proxy != NULL) ? proxy : GetHWnd(); 4040 } 4041 4042 HIMC AwtComponent::ImmAssociateContext(HIMC himc) 4043 { 4044 return ::ImmAssociateContext(ImmGetHWnd(), himc); 4045 } 4046 4047 HWND AwtComponent::GetProxyFocusOwner() 4048 { 4049 AwtWindow *window = GetContainer(); 4050 if (window != 0) { 4051 AwtFrame *owner = window->GetOwningFrameOrDialog(); 4052 if (owner != 0) { 4053 return owner->GetProxyFocusOwner(); 4054 } else if (!window->IsSimpleWindow()) { // isn't an owned simple window 4055 return ((AwtFrame*)window)->GetProxyFocusOwner(); 4056 } 4057 } 4058 return (HWND)NULL; 4059 } 4060 4061 /* Call DefWindowProc for the focus proxy, if any */ 4062 void AwtComponent::CallProxyDefWindowProc(UINT message, WPARAM wParam, 4063 LPARAM lParam, LRESULT &retVal, MsgRouting &mr) 4064 { 4065 if (mr != mrConsume) { 4066 HWND proxy = GetProxyFocusOwner(); 4067 if (proxy != NULL && ::IsWindowEnabled(proxy)) { 4068 retVal = ComCtl32Util::GetInstance().DefWindowProc(NULL, proxy, message, wParam, lParam); 4069 mr = mrConsume; 4070 } 4071 } 4072 } 4073 4074 MsgRouting AwtComponent::WmCommand(UINT id, HWND hWndChild, UINT notifyCode) 4075 { 4076 /* Menu/Accelerator */ 4077 if (hWndChild == 0) { 4078 AwtObject* obj = AwtToolkit::GetInstance().LookupCmdID(id); 4079 if (obj == NULL) { 4080 return mrConsume; 4081 } 4082 DASSERT(((AwtMenuItem*)obj)->GetID() == id); 4083 obj->DoCommand(); 4084 return mrConsume; 4085 } 4086 /* Child id notification */ 4087 else { 4088 AwtComponent* child = AwtComponent::GetComponent(hWndChild); 4089 if (child) { 4090 child->WmNotify(notifyCode); 4091 } 4092 } 4093 return mrDoDefault; 4094 } 4095 4096 MsgRouting AwtComponent::WmNotify(UINT notifyCode) 4097 { 4098 return mrDoDefault; 4099 } 4100 4101 MsgRouting AwtComponent::WmCompareItem(UINT ctrlId, 4102 COMPAREITEMSTRUCT &compareInfo, 4103 LRESULT &result) 4104 { 4105 AwtComponent* child = AwtComponent::GetComponent(compareInfo.hwndItem); 4106 if (child == this) { 4107 /* DoCallback("handleItemDelete", */ 4108 } 4109 else if (child) { 4110 return child->WmCompareItem(ctrlId, compareInfo, result); 4111 } 4112 return mrConsume; 4113 } 4114 4115 MsgRouting AwtComponent::WmDeleteItem(UINT ctrlId, 4116 DELETEITEMSTRUCT &deleteInfo) 4117 { 4118 /* 4119 * Workaround for NT 4.0 bug -- if SetWindowPos is called on a AwtList 4120 * window, a WM_DELETEITEM message is sent to its parent with a window 4121 * handle of one of the list's child windows. The property lookup 4122 * succeeds, but the HWNDs don't match. 4123 */ 4124 if (deleteInfo.hwndItem == NULL) { 4125 return mrConsume; 4126 } 4127 AwtComponent* child = (AwtComponent *)AwtComponent::GetComponent(deleteInfo.hwndItem); 4128 4129 if (child && child->GetHWnd() != deleteInfo.hwndItem) { 4130 return mrConsume; 4131 } 4132 4133 if (child == this) { 4134 /*DoCallback("handleItemDelete", */ 4135 } 4136 else if (child) { 4137 return child->WmDeleteItem(ctrlId, deleteInfo); 4138 } 4139 return mrConsume; 4140 } 4141 4142 MsgRouting AwtComponent::WmDrawItem(UINT ctrlId, DRAWITEMSTRUCT &drawInfo) 4143 { 4144 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2); 4145 4146 if (drawInfo.CtlType == ODT_MENU) { 4147 if (drawInfo.itemData != 0) { 4148 AwtMenu* menu = (AwtMenu*)(drawInfo.itemData); 4149 menu->DrawItem(drawInfo); 4150 } 4151 } else { 4152 return OwnerDrawItem(ctrlId, drawInfo); 4153 } 4154 return mrConsume; 4155 } 4156 4157 MsgRouting AwtComponent::WmMeasureItem(UINT ctrlId, 4158 MEASUREITEMSTRUCT &measureInfo) 4159 { 4160 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2); 4161 4162 if (measureInfo.CtlType == ODT_MENU) { 4163 if (measureInfo.itemData != 0) { 4164 AwtMenu* menu = (AwtMenu*)(measureInfo.itemData); 4165 HDC hDC = ::GetDC(GetHWnd()); 4166 /* menu->MeasureItem(env, hDC, measureInfo); */ 4167 menu->MeasureItem(hDC, measureInfo); 4168 ::ReleaseDC(GetHWnd(), hDC); 4169 } 4170 } else { 4171 return OwnerMeasureItem(ctrlId, measureInfo); 4172 } 4173 return mrConsume; 4174 } 4175 4176 MsgRouting AwtComponent::OwnerDrawItem(UINT ctrlId, 4177 DRAWITEMSTRUCT &drawInfo) 4178 { 4179 AwtComponent* child = AwtComponent::GetComponent(drawInfo.hwndItem); 4180 if (child == this) { 4181 /* DoCallback("handleItemDelete", */ 4182 } else if (child != NULL) { 4183 return child->WmDrawItem(ctrlId, drawInfo); 4184 } 4185 return mrConsume; 4186 } 4187 4188 MsgRouting AwtComponent::OwnerMeasureItem(UINT ctrlId, 4189 MEASUREITEMSTRUCT &measureInfo) 4190 { 4191 HWND hChild = ::GetDlgItem(GetHWnd(), measureInfo.CtlID); 4192 AwtComponent* child = AwtComponent::GetComponent(hChild); 4193 /* 4194 * If the parent cannot find the child's instance from its handle, 4195 * maybe the child is in its creation. So the child must be searched 4196 * from the list linked before the child's creation. 4197 */ 4198 if (child == NULL) { 4199 child = SearchChild((UINT)ctrlId); 4200 } 4201 4202 if (child == this) { 4203 /* DoCallback("handleItemDelete", */ 4204 } 4205 else if (child) { 4206 return child->WmMeasureItem(ctrlId, measureInfo); 4207 } 4208 return mrConsume; 4209 } 4210 4211 /* for WmDrawItem method of Label, Button and Checkbox */ 4212 void AwtComponent::DrawWindowText(HDC hDC, jobject font, jstring text, 4213 int x, int y) 4214 { 4215 int nOldBkMode = ::SetBkMode(hDC,TRANSPARENT); 4216 DASSERT(nOldBkMode != 0); 4217 AwtFont::drawMFString(hDC, font, text, x, y, GetCodePage()); 4218 VERIFY(::SetBkMode(hDC,nOldBkMode)); 4219 } 4220 4221 /* 4222 * Draw text in gray (the color being set to COLOR_GRAYTEXT) when the 4223 * component is disabled. Used only for label, checkbox and button in 4224 * OWNER_DRAW. It draws the text in emboss. 4225 */ 4226 void AwtComponent::DrawGrayText(HDC hDC, jobject font, jstring text, 4227 int x, int y) 4228 { 4229 ::SetTextColor(hDC, ::GetSysColor(COLOR_BTNHILIGHT)); 4230 AwtComponent::DrawWindowText(hDC, font, text, x+1, y+1); 4231 ::SetTextColor(hDC, ::GetSysColor(COLOR_BTNSHADOW)); 4232 AwtComponent::DrawWindowText(hDC, font, text, x, y); 4233 } 4234 4235 /* for WmMeasureItem method of List and Choice */ 4236 jstring AwtComponent::GetItemString(JNIEnv *env, jobject target, jint index) 4237 { 4238 jstring str = (jstring)JNU_CallMethodByName(env, NULL, target, "getItemImpl", 4239 "(I)Ljava/lang/String;", 4240 index).l; 4241 DASSERT(!safe_ExceptionOccurred(env)); 4242 return str; 4243 } 4244 4245 /* for WmMeasureItem method of List and Choice */ 4246 void AwtComponent::MeasureListItem(JNIEnv *env, 4247 MEASUREITEMSTRUCT &measureInfo) 4248 { 4249 if (env->EnsureLocalCapacity(1) < 0) { 4250 return; 4251 } 4252 jobject dimension = PreferredItemSize(env); 4253 DASSERT(dimension); 4254 measureInfo.itemWidth = 4255 env->GetIntField(dimension, AwtDimension::widthID); 4256 measureInfo.itemHeight = 4257 env->GetIntField(dimension, AwtDimension::heightID); 4258 env->DeleteLocalRef(dimension); 4259 } 4260 4261 /* for WmDrawItem method of List and Choice */ 4262 void AwtComponent::DrawListItem(JNIEnv *env, DRAWITEMSTRUCT &drawInfo) 4263 { 4264 if (env->EnsureLocalCapacity(3) < 0) { 4265 return; 4266 } 4267 jobject peer = GetPeer(env); 4268 jobject target = env->GetObjectField(peer, AwtObject::targetID); 4269 4270 HDC hDC = drawInfo.hDC; 4271 RECT rect = drawInfo.rcItem; 4272 4273 BOOL bEnabled = isEnabled(); 4274 BOOL unfocusableChoice = (drawInfo.itemState & ODS_COMBOBOXEDIT) && !IsFocusable(); 4275 DWORD crBack, crText; 4276 if (drawInfo.itemState & ODS_SELECTED){ 4277 /* Set background and text colors for selected item */ 4278 crBack = ::GetSysColor (COLOR_HIGHLIGHT); 4279 crText = ::GetSysColor (COLOR_HIGHLIGHTTEXT); 4280 } else { 4281 /* Set background and text colors for unselected item */ 4282 crBack = GetBackgroundColor(); 4283 crText = bEnabled ? GetColor() : ::GetSysColor(COLOR_GRAYTEXT); 4284 } 4285 if (unfocusableChoice) { 4286 //6190728. Shouldn't draw selection field (edit control) of an owner-drawn combo box. 4287 crBack = GetBackgroundColor(); 4288 crText = bEnabled ? GetColor() : ::GetSysColor(COLOR_GRAYTEXT); 4289 } 4290 4291 /* Fill item rectangle with background color */ 4292 HBRUSH hbrBack = ::CreateSolidBrush (crBack); 4293 DASSERT(hbrBack); 4294 /* 6190728. Shouldn't draw any kind of rectangle around selection field 4295 * (edit control) of an owner-drawn combo box while unfocusable 4296 */ 4297 if (!unfocusableChoice){ 4298 VERIFY(::FillRect (hDC, &rect, hbrBack)); 4299 } 4300 VERIFY(::DeleteObject (hbrBack)); 4301 4302 /* Set current background and text colors */ 4303 ::SetBkColor (hDC, crBack); 4304 ::SetTextColor (hDC, crText); 4305 4306 /*draw string (with left margin of 1 point) */ 4307 if ((int) (drawInfo.itemID) >= 0) { 4308 jobject font = GET_FONT(target, peer); 4309 jstring text = GetItemString(env, target, drawInfo.itemID); 4310 if (env->ExceptionCheck()) { 4311 env->DeleteLocalRef(font); 4312 env->DeleteLocalRef(target); 4313 return; 4314 } 4315 SIZE size = AwtFont::getMFStringSize(hDC, font, text); 4316 AwtFont::drawMFString(hDC, font, text, 4317 (GetRTL()) ? rect.right - size.cx - 1 4318 : rect.left + 1, 4319 (rect.top + rect.bottom - size.cy) / 2, 4320 GetCodePage()); 4321 env->DeleteLocalRef(font); 4322 env->DeleteLocalRef(text); 4323 } 4324 if ((drawInfo.itemState & ODS_FOCUS) && 4325 (drawInfo.itemAction & (ODA_FOCUS | ODA_DRAWENTIRE))) { 4326 if (!unfocusableChoice){ 4327 if(::DrawFocusRect(hDC, &rect) == 0) 4328 VERIFY(::GetLastError() == 0); 4329 } 4330 } 4331 env->DeleteLocalRef(target); 4332 } 4333 4334 /* for MeasureListItem method and WmDrawItem method of Checkbox */ 4335 jint AwtComponent::GetFontHeight(JNIEnv *env) 4336 { 4337 if (env->EnsureLocalCapacity(4) < 0) { 4338 return NULL; 4339 } 4340 jobject self = GetPeer(env); 4341 jobject target = env->GetObjectField(self, AwtObject::targetID); 4342 4343 jobject font = GET_FONT(target, self); 4344 jobject toolkit = env->CallObjectMethod(target, 4345 AwtComponent::getToolkitMID); 4346 4347 DASSERT(!safe_ExceptionOccurred(env)); 4348 4349 jobject fontMetrics = 4350 env->CallObjectMethod(toolkit, AwtToolkit::getFontMetricsMID, font); 4351 4352 DASSERT(!safe_ExceptionOccurred(env)); 4353 4354 jint height = env->CallIntMethod(fontMetrics, AwtFont::getHeightMID); 4355 DASSERT(!safe_ExceptionOccurred(env)); 4356 4357 env->DeleteLocalRef(target); 4358 env->DeleteLocalRef(font); 4359 env->DeleteLocalRef(toolkit); 4360 env->DeleteLocalRef(fontMetrics); 4361 4362 return height; 4363 } 4364 4365 // If you override WmPrint, make sure to save a copy of the DC on the GDI 4366 // stack to be restored in WmPrintClient. Windows mangles the DC in 4367 // ::DefWindowProc. 4368 MsgRouting AwtComponent::WmPrint(HDC hDC, LPARAM flags) 4369 { 4370 /* 4371 * DefWindowProc for WM_PRINT changes DC parameters, so we have 4372 * to restore it ourselves. Otherwise it will cause problems 4373 * when several components are printed to the same DC. 4374 */ 4375 int nOriginalDC = ::SaveDC(hDC); 4376 DASSERT(nOriginalDC != 0); 4377 4378 if (flags & PRF_NONCLIENT) { 4379 4380 VERIFY(::SaveDC(hDC)); 4381 4382 DefWindowProc(WM_PRINT, (WPARAM)hDC, 4383 (flags & (PRF_NONCLIENT 4384 | PRF_CHECKVISIBLE | PRF_ERASEBKGND))); 4385 4386 VERIFY(::RestoreDC(hDC, -1)); 4387 4388 // Special case for components with a sunken border. Windows does not 4389 // print the border correctly on PCL printers, so we have to do it ourselves. 4390 if (GetStyleEx() & WS_EX_CLIENTEDGE) { 4391 RECT r; 4392 VERIFY(::GetWindowRect(GetHWnd(), &r)); 4393 VERIFY(::OffsetRect(&r, -r.left, -r.top)); 4394 VERIFY(::DrawEdge(hDC, &r, EDGE_SUNKEN, BF_RECT)); 4395 } 4396 } 4397 4398 if (flags & PRF_CLIENT) { 4399 4400 /* 4401 * Special case for components with a sunken border. 4402 * Windows prints a client area without offset to a border width. 4403 * We will first print the non-client area with the original offset, 4404 * then the client area with a corrected offset. 4405 */ 4406 if (GetStyleEx() & WS_EX_CLIENTEDGE) { 4407 4408 int nEdgeWidth = ::GetSystemMetrics(SM_CXEDGE); 4409 int nEdgeHeight = ::GetSystemMetrics(SM_CYEDGE); 4410 4411 VERIFY(::OffsetWindowOrgEx(hDC, -nEdgeWidth, -nEdgeHeight, NULL)); 4412 4413 // Save a copy of the DC for WmPrintClient 4414 VERIFY(::SaveDC(hDC)); 4415 4416 DefWindowProc(WM_PRINT, (WPARAM) hDC, 4417 (flags & (PRF_CLIENT 4418 | PRF_CHECKVISIBLE | PRF_ERASEBKGND))); 4419 4420 VERIFY(::OffsetWindowOrgEx(hDC, nEdgeWidth, nEdgeHeight, NULL)); 4421 4422 } else { 4423 4424 // Save a copy of the DC for WmPrintClient 4425 VERIFY(::SaveDC(hDC)); 4426 DefWindowProc(WM_PRINT, (WPARAM) hDC, 4427 (flags & (PRF_CLIENT 4428 | PRF_CHECKVISIBLE | PRF_ERASEBKGND))); 4429 } 4430 } 4431 4432 if (flags & (PRF_CHILDREN | PRF_OWNED)) { 4433 DefWindowProc(WM_PRINT, (WPARAM) hDC, 4434 (flags & ~PRF_CLIENT & ~PRF_NONCLIENT)); 4435 } 4436 4437 VERIFY(::RestoreDC(hDC, nOriginalDC)); 4438 4439 return mrConsume; 4440 } 4441 4442 // If you override WmPrintClient, make sure to obtain a valid copy of 4443 // the DC from the GDI stack. The copy of the DC should have been placed 4444 // there by WmPrint. Windows mangles the DC in ::DefWindowProc. 4445 MsgRouting AwtComponent::WmPrintClient(HDC hDC, LPARAM) 4446 { 4447 // obtain valid DC from GDI stack 4448 ::RestoreDC(hDC, -1); 4449 4450 return mrDoDefault; 4451 } 4452 4453 MsgRouting AwtComponent::WmNcCalcSize(BOOL fCalcValidRects, 4454 LPNCCALCSIZE_PARAMS lpncsp, 4455 LRESULT &retVal) 4456 { 4457 return mrDoDefault; 4458 } 4459 4460 MsgRouting AwtComponent::WmNcPaint(HRGN hrgn) 4461 { 4462 return mrDoDefault; 4463 } 4464 4465 MsgRouting AwtComponent::WmNcHitTest(UINT x, UINT y, LRESULT &retVal) 4466 { 4467 return mrDoDefault; 4468 } 4469 4470 /** 4471 * WmQueryNewPalette is called whenever our component is coming to 4472 * the foreground; this gives us an opportunity to install our 4473 * custom palette. If this install actually changes entries in 4474 * the system palette, then we get a further call to WmPaletteChanged 4475 * (but note that we only need to realize our palette once). 4476 */ 4477 MsgRouting AwtComponent::WmQueryNewPalette(LRESULT &retVal) 4478 { 4479 int screen = AwtWin32GraphicsDevice::DeviceIndexForWindow(GetHWnd()); 4480 m_QueryNewPaletteCalled = TRUE; 4481 HDC hDC = ::GetDC(GetHWnd()); 4482 DASSERT(hDC); 4483 AwtWin32GraphicsDevice::SelectPalette(hDC, screen); 4484 AwtWin32GraphicsDevice::RealizePalette(hDC, screen); 4485 ::ReleaseDC(GetHWnd(), hDC); 4486 // We must realize the palettes of all of our DC's 4487 // There is sometimes a problem where the realization of 4488 // our temporary hDC here does not actually do what 4489 // we want. Not clear why, but presumably fallout from 4490 // our use of several simultaneous hDC's. 4491 activeDCList.RealizePalettes(screen); 4492 // Do not invalidate here; if the palette 4493 // has not changed we will get an extra repaint 4494 retVal = TRUE; 4495 4496 return mrDoDefault; 4497 } 4498 4499 /** 4500 * We should not need to track this event since we handle our 4501 * palette management effectively in the WmQueryNewPalette and 4502 * WmPaletteChanged methods. However, there seems to be a bug 4503 * on some win32 systems (e.g., NT4) whereby the palette 4504 * immediately after a displayChange is not yet updated to its 4505 * final post-display-change values (hence we adjust our palette 4506 * using the wrong system palette entries), then the palette is 4507 * updated, but a WM_PALETTECHANGED message is never sent. 4508 * By tracking the ISCHANGING message as well (and by tracking 4509 * displayChange events in the AwtToolkit object), we can account 4510 * for this error by forcing our WmPaletteChanged method to be 4511 * called and thereby realizing our logical palette and updating 4512 * our dynamic colorModel object. 4513 */ 4514 MsgRouting AwtComponent::WmPaletteIsChanging(HWND hwndPalChg) 4515 { 4516 if (AwtToolkit::GetInstance().HasDisplayChanged()) { 4517 WmPaletteChanged(hwndPalChg); 4518 AwtToolkit::GetInstance().ResetDisplayChanged(); 4519 } 4520 return mrDoDefault; 4521 } 4522 4523 MsgRouting AwtComponent::WmPaletteChanged(HWND hwndPalChg) 4524 { 4525 // We need to re-realize our palette here (unless we're the one 4526 // that was realizing it in the first place). That will let us match the 4527 // remaining colors in the system palette as best we can. We always 4528 // invalidate because the palette will have changed when we receive this 4529 // message. 4530 4531 int screen = AwtWin32GraphicsDevice::DeviceIndexForWindow(GetHWnd()); 4532 if (hwndPalChg != GetHWnd()) { 4533 HDC hDC = ::GetDC(GetHWnd()); 4534 DASSERT(hDC); 4535 AwtWin32GraphicsDevice::SelectPalette(hDC, screen); 4536 AwtWin32GraphicsDevice::RealizePalette(hDC, screen); 4537 ::ReleaseDC(GetHWnd(), hDC); 4538 // We must realize the palettes of all of our DC's 4539 activeDCList.RealizePalettes(screen); 4540 } 4541 if (AwtWin32GraphicsDevice::UpdateSystemPalette(screen)) { 4542 AwtWin32GraphicsDevice::UpdateDynamicColorModel(screen); 4543 } 4544 Invalidate(NULL); 4545 return mrDoDefault; 4546 } 4547 4548 MsgRouting AwtComponent::WmStyleChanged(int wStyleType, LPSTYLESTRUCT lpss) 4549 { 4550 DASSERT(!IsBadReadPtr(lpss, sizeof(STYLESTRUCT))); 4551 return mrDoDefault; 4552 } 4553 4554 MsgRouting AwtComponent::WmSettingChange(UINT wFlag, LPCTSTR pszSection) 4555 { 4556 DASSERT(!IsBadStringPtr(pszSection, 20)); 4557 DTRACE_PRINTLN2("WM_SETTINGCHANGE: wFlag=%d pszSection=%s", (int)wFlag, pszSection); 4558 return mrDoDefault; 4559 } 4560 4561 HDC AwtComponent::GetDCFromComponent() 4562 { 4563 GetDCReturnStruct *hdcStruct = 4564 (GetDCReturnStruct*)SendMessage(WM_AWT_GETDC); 4565 HDC hdc; 4566 if (hdcStruct) { 4567 if (hdcStruct->gdiLimitReached) { 4568 if (jvm != NULL) { 4569 JNIEnv* env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2); 4570 if (env != NULL && !safe_ExceptionOccurred(env)) { 4571 JNU_ThrowByName(env, "java/awt/AWTError", 4572 "HDC creation failure - " \ 4573 "exceeded maximum GDI resources"); 4574 } 4575 } 4576 } 4577 hdc = hdcStruct->hDC; 4578 delete hdcStruct; 4579 } else { 4580 hdc = NULL; 4581 } 4582 return hdc; 4583 } 4584 4585 void AwtComponent::FillBackground(HDC hMemoryDC, SIZE &size) 4586 { 4587 RECT eraseR = { 0, 0, size.cx, size.cy }; 4588 VERIFY(::FillRect(hMemoryDC, &eraseR, GetBackgroundBrush())); 4589 } 4590 4591 void AwtComponent::FillAlpha(void *bitmapBits, SIZE &size, BYTE alpha) 4592 { 4593 if (!bitmapBits) { 4594 return; 4595 } 4596 4597 DWORD* dest = (DWORD*)bitmapBits; 4598 //XXX: might be optimized to use one loop (cy*cx -> 0) 4599 for (int i = 0; i < size.cy; i++ ) { 4600 for (int j = 0; j < size.cx; j++ ) { 4601 ((BYTE*)(dest++))[3] = alpha; 4602 } 4603 } 4604 } 4605 4606 jintArray AwtComponent::CreatePrintedPixels(SIZE &loc, SIZE &size, int alpha) { 4607 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2); 4608 4609 if (!::IsWindowVisible(GetHWnd())) { 4610 return NULL; 4611 } 4612 4613 HDC hdc = GetDCFromComponent(); 4614 if (!hdc) { 4615 return NULL; 4616 } 4617 HDC hMemoryDC = ::CreateCompatibleDC(hdc); 4618 void *bitmapBits = NULL; 4619 HBITMAP hBitmap = BitmapUtil::CreateARGBBitmap(size.cx, size.cy, &bitmapBits); 4620 HBITMAP hOldBitmap = (HBITMAP)::SelectObject(hMemoryDC, hBitmap); 4621 SendMessage(WM_AWT_RELEASEDC, (WPARAM)hdc); 4622 4623 FillBackground(hMemoryDC, size); 4624 4625 VERIFY(::SetWindowOrgEx(hMemoryDC, loc.cx, loc.cy, NULL)); 4626 4627 // Don't bother with PRF_CHECKVISIBLE because we called IsWindowVisible 4628 // above. 4629 SendMessage(WM_PRINT, (WPARAM)hMemoryDC, PRF_CLIENT | PRF_NONCLIENT); 4630 4631 // First make sure the system completed any drawing to the bitmap. 4632 ::GdiFlush(); 4633 4634 // WM_PRINT does not fill the alpha-channel of the ARGB bitmap 4635 // leaving it equal to zero. Hence we need to fill it manually. Otherwise 4636 // the pixels will be considered transparent when interpreting the data. 4637 FillAlpha(bitmapBits, size, alpha); 4638 4639 ::SelectObject(hMemoryDC, hOldBitmap); 4640 4641 BITMAPINFO bmi; 4642 memset(&bmi, 0, sizeof(BITMAPINFO)); 4643 bmi.bmiHeader.biSize = sizeof(BITMAPINFOHEADER); 4644 bmi.bmiHeader.biWidth = size.cx; 4645 bmi.bmiHeader.biHeight = -size.cy; 4646 bmi.bmiHeader.biPlanes = 1; 4647 bmi.bmiHeader.biBitCount = 32; 4648 bmi.bmiHeader.biCompression = BI_RGB; 4649 4650 jobject localPixelArray = env->NewIntArray(size.cx * size.cy); 4651 jintArray pixelArray = NULL; 4652 if (localPixelArray != NULL) { 4653 pixelArray = (jintArray)env->NewGlobalRef(localPixelArray); 4654 env->DeleteLocalRef(localPixelArray); localPixelArray = NULL; 4655 4656 jboolean isCopy; 4657 jint *pixels = env->GetIntArrayElements(pixelArray, &isCopy); 4658 4659 ::GetDIBits(hMemoryDC, hBitmap, 0, size.cy, (LPVOID)pixels, &bmi, 4660 DIB_RGB_COLORS); 4661 4662 env->ReleaseIntArrayElements(pixelArray, pixels, 0); 4663 } 4664 4665 VERIFY(::DeleteObject(hBitmap)); 4666 VERIFY(::DeleteDC(hMemoryDC)); 4667 4668 return pixelArray; 4669 } 4670 4671 void* AwtComponent::SetNativeFocusOwner(void *self) { 4672 if (self == NULL) { 4673 // It means that the KFM wants to set focus to null 4674 sm_focusOwner = NULL; 4675 return NULL; 4676 } 4677 4678 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2); 4679 4680 AwtComponent *c = NULL; 4681 jobject peer = (jobject)self; 4682 4683 PDATA pData; 4684 JNI_CHECK_NULL_GOTO(peer, "peer", ret); 4685 pData = JNI_GET_PDATA(peer); 4686 if (pData == NULL) { 4687 goto ret; 4688 } 4689 c = (AwtComponent *)pData; 4690 4691 ret: 4692 if (c && ::IsWindow(c->GetHWnd())) { 4693 sm_focusOwner = c->GetHWnd(); 4694 } else { 4695 sm_focusOwner = NULL; 4696 } 4697 env->DeleteGlobalRef(peer); 4698 return NULL; 4699 } 4700 4701 void* AwtComponent::GetNativeFocusedWindow() { 4702 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2); 4703 AwtComponent *comp = 4704 AwtComponent::GetComponent(AwtComponent::GetFocusedWindow()); 4705 return (comp != NULL) ? comp->GetTargetAsGlobalRef(env) : NULL; 4706 } 4707 4708 void* AwtComponent::GetNativeFocusOwner() { 4709 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2); 4710 AwtComponent *comp = 4711 AwtComponent::GetComponent(AwtComponent::sm_focusOwner); 4712 return (comp != NULL) ? comp->GetTargetAsGlobalRef(env) : NULL; 4713 } 4714 4715 AwtComponent* AwtComponent::SearchChild(UINT id) { 4716 ChildListItem* child; 4717 for (child = m_childList; child != NULL;child = child->m_next) { 4718 if (child->m_ID == id) 4719 return child->m_Component; 4720 } 4721 /* 4722 * DASSERT(FALSE); 4723 * This should not be happend if all children are recorded 4724 */ 4725 return NULL; /* make compiler happy */ 4726 } 4727 4728 void AwtComponent::RemoveChild(UINT id) { 4729 ChildListItem* child = m_childList; 4730 ChildListItem* lastChild = NULL; 4731 while (child != NULL) { 4732 if (child->m_ID == id) { 4733 if (lastChild == NULL) { 4734 m_childList = child->m_next; 4735 } else { 4736 lastChild->m_next = child->m_next; 4737 } 4738 child->m_next = NULL; 4739 DASSERT(child != NULL); 4740 delete child; 4741 return; 4742 } 4743 lastChild = child; 4744 child = child->m_next; 4745 } 4746 } 4747 4748 void AwtComponent::SendKeyEvent(jint id, jlong when, jint raw, jint cooked, 4749 jint modifiers, jint keyLocation, jlong nativeCode, MSG *pMsg) 4750 { 4751 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2); 4752 CriticalSection::Lock l(GetLock()); 4753 if (GetPeer(env) == NULL) { 4754 /* event received during termination. */ 4755 return; 4756 } 4757 4758 static jclass keyEventCls; 4759 if (keyEventCls == NULL) { 4760 jclass keyEventClsLocal = env->FindClass("java/awt/event/KeyEvent"); 4761 DASSERT(keyEventClsLocal); 4762 if (keyEventClsLocal == NULL) { 4763 /* exception already thrown */ 4764 return; 4765 } 4766 keyEventCls = (jclass)env->NewGlobalRef(keyEventClsLocal); 4767 env->DeleteLocalRef(keyEventClsLocal); 4768 } 4769 4770 static jmethodID keyEventConst; 4771 if (keyEventConst == NULL) { 4772 keyEventConst = env->GetMethodID(keyEventCls, "<init>", 4773 "(Ljava/awt/Component;IJIICI)V"); 4774 DASSERT(keyEventConst); 4775 CHECK_NULL(keyEventConst); 4776 } 4777 if (env->EnsureLocalCapacity(2) < 0) { 4778 return; 4779 } 4780 jobject target = GetTarget(env); 4781 jobject keyEvent = env->NewObject(keyEventCls, keyEventConst, target, 4782 id, when, modifiers, raw, cooked, 4783 keyLocation); 4784 if (safe_ExceptionOccurred(env)) env->ExceptionDescribe(); 4785 DASSERT(!safe_ExceptionOccurred(env)); 4786 DASSERT(keyEvent != NULL); 4787 if (keyEvent == NULL) { 4788 env->DeleteLocalRef(target); 4789 return; 4790 } 4791 env->SetLongField(keyEvent, AwtKeyEvent::rawCodeID, nativeCode); 4792 if( nativeCode && nativeCode < 256 ) { 4793 env->SetLongField(keyEvent, AwtKeyEvent::primaryLevelUnicodeID, (jlong)(dynPrimaryKeymap[nativeCode].unicode)); 4794 env->SetLongField(keyEvent, AwtKeyEvent::extendedKeyCodeID, (jlong)(dynPrimaryKeymap[nativeCode].jkey)); 4795 if( nativeCode < 255 ) { 4796 env->SetLongField(keyEvent, AwtKeyEvent::scancodeID, (jlong)(dynPrimaryKeymap[nativeCode].scancode)); 4797 }else if( pMsg != NULL ) { 4798 // unknown key with virtual keycode 0xFF. 4799 // Its scancode is not in the table, pickup it from the message. 4800 env->SetLongField(keyEvent, AwtKeyEvent::scancodeID, (jlong)(HIWORD(pMsg->lParam) & 0xFF)); 4801 } 4802 } 4803 if (pMsg != NULL) { 4804 AwtAWTEvent::saveMSG(env, pMsg, keyEvent); 4805 } 4806 SendEvent(keyEvent); 4807 4808 env->DeleteLocalRef(keyEvent); 4809 env->DeleteLocalRef(target); 4810 } 4811 4812 void 4813 AwtComponent::SendKeyEventToFocusOwner(jint id, jlong when, 4814 jint raw, jint cooked, 4815 jint modifiers, jint keyLocation, 4816 jlong nativeCode, 4817 MSG *msg) 4818 { 4819 /* 4820 * if focus owner is null, but focused window isn't 4821 * we will send key event to focused window 4822 */ 4823 HWND hwndTarget = ((sm_focusOwner != NULL) ? sm_focusOwner : AwtComponent::GetFocusedWindow()); 4824 4825 if (hwndTarget == GetHWnd()) { 4826 SendKeyEvent(id, when, raw, cooked, modifiers, keyLocation, nativeCode, msg); 4827 } else { 4828 AwtComponent *target = NULL; 4829 if (hwndTarget != NULL) { 4830 target = AwtComponent::GetComponent(hwndTarget); 4831 if (target == NULL) { 4832 target = this; 4833 } 4834 } 4835 if (target != NULL) { 4836 target->SendKeyEvent(id, when, raw, cooked, modifiers, 4837 keyLocation, nativeCode, msg); 4838 } 4839 } 4840 } 4841 4842 void AwtComponent::SetDragCapture(UINT flags) 4843 { 4844 // don't want to interfere with other controls 4845 if (::GetCapture() == NULL) { 4846 ::SetCapture(GetHWnd()); 4847 } 4848 } 4849 4850 void AwtComponent::ReleaseDragCapture(UINT flags) 4851 { 4852 if ((::GetCapture() == GetHWnd()) && ((flags & ALL_MK_BUTTONS) == 0)) { 4853 // user has released all buttons, so release the capture 4854 ::ReleaseCapture(); 4855 } 4856 } 4857 4858 void AwtComponent::SendMouseEvent(jint id, jlong when, jint x, jint y, 4859 jint modifiers, jint clickCount, 4860 jboolean popupTrigger, jint button, 4861 MSG *pMsg) 4862 { 4863 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2); 4864 CriticalSection::Lock l(GetLock()); 4865 if (GetPeer(env) == NULL) { 4866 /* event received during termination. */ 4867 return; 4868 } 4869 4870 static jclass mouseEventCls; 4871 if (mouseEventCls == NULL) { 4872 jclass mouseEventClsLocal = 4873 env->FindClass("java/awt/event/MouseEvent"); 4874 CHECK_NULL(mouseEventClsLocal); 4875 mouseEventCls = (jclass)env->NewGlobalRef(mouseEventClsLocal); 4876 env->DeleteLocalRef(mouseEventClsLocal); 4877 } 4878 RECT insets; 4879 GetInsets(&insets); 4880 4881 static jmethodID mouseEventConst; 4882 if (mouseEventConst == NULL) { 4883 mouseEventConst = 4884 env->GetMethodID(mouseEventCls, "<init>", 4885 "(Ljava/awt/Component;IJIIIIIIZI)V"); 4886 DASSERT(mouseEventConst); 4887 CHECK_NULL(mouseEventConst); 4888 } 4889 if (env->EnsureLocalCapacity(2) < 0) { 4890 return; 4891 } 4892 jobject target = GetTarget(env); 4893 DWORD curMousePos = ::GetMessagePos(); 4894 int xAbs = GET_X_LPARAM(curMousePos); 4895 int yAbs = GET_Y_LPARAM(curMousePos); 4896 jobject mouseEvent = env->NewObject(mouseEventCls, mouseEventConst, 4897 target, 4898 id, when, modifiers, 4899 x+insets.left, y+insets.top, 4900 xAbs, yAbs, 4901 clickCount, popupTrigger, button); 4902 4903 if (safe_ExceptionOccurred(env)) { 4904 env->ExceptionDescribe(); 4905 env->ExceptionClear(); 4906 } 4907 4908 DASSERT(mouseEvent != NULL); 4909 CHECK_NULL(mouseEvent); 4910 if (pMsg != 0) { 4911 AwtAWTEvent::saveMSG(env, pMsg, mouseEvent); 4912 } 4913 SendEvent(mouseEvent); 4914 4915 env->DeleteLocalRef(mouseEvent); 4916 env->DeleteLocalRef(target); 4917 } 4918 4919 void 4920 AwtComponent::SendMouseWheelEvent(jint id, jlong when, jint x, jint y, 4921 jint modifiers, jint clickCount, 4922 jboolean popupTrigger, jint scrollType, 4923 jint scrollAmount, jint roundedWheelRotation, 4924 jdouble preciseWheelRotation, MSG *pMsg) 4925 { 4926 /* Code based not so loosely on AwtComponent::SendMouseEvent */ 4927 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2); 4928 CriticalSection::Lock l(GetLock()); 4929 if (GetPeer(env) == NULL) { 4930 /* event received during termination. */ 4931 return; 4932 } 4933 4934 static jclass mouseWheelEventCls; 4935 if (mouseWheelEventCls == NULL) { 4936 jclass mouseWheelEventClsLocal = 4937 env->FindClass("java/awt/event/MouseWheelEvent"); 4938 CHECK_NULL(mouseWheelEventClsLocal); 4939 mouseWheelEventCls = (jclass)env->NewGlobalRef(mouseWheelEventClsLocal); 4940 env->DeleteLocalRef(mouseWheelEventClsLocal); 4941 } 4942 RECT insets; 4943 GetInsets(&insets); 4944 4945 static jmethodID mouseWheelEventConst; 4946 if (mouseWheelEventConst == NULL) { 4947 mouseWheelEventConst = 4948 env->GetMethodID(mouseWheelEventCls, "<init>", 4949 "(Ljava/awt/Component;IJIIIIIIZIIID)V"); 4950 DASSERT(mouseWheelEventConst); 4951 CHECK_NULL(mouseWheelEventConst); 4952 } 4953 if (env->EnsureLocalCapacity(2) < 0) { 4954 return; 4955 } 4956 jobject target = GetTarget(env); 4957 DTRACE_PRINTLN("creating MWE in JNI"); 4958 4959 jobject mouseWheelEvent = env->NewObject(mouseWheelEventCls, 4960 mouseWheelEventConst, 4961 target, 4962 id, when, modifiers, 4963 x+insets.left, y+insets.top, 4964 0, 0, 4965 clickCount, popupTrigger, 4966 scrollType, scrollAmount, 4967 roundedWheelRotation, preciseWheelRotation); 4968 4969 DASSERT(mouseWheelEvent != NULL); 4970 if (mouseWheelEvent == NULL || safe_ExceptionOccurred(env)) { 4971 env->ExceptionDescribe(); 4972 env->ExceptionClear(); 4973 env->DeleteLocalRef(target); 4974 return; 4975 } 4976 if (pMsg != NULL) { 4977 AwtAWTEvent::saveMSG(env, pMsg, mouseWheelEvent); 4978 } 4979 SendEvent(mouseWheelEvent); 4980 4981 env->DeleteLocalRef(mouseWheelEvent); 4982 env->DeleteLocalRef(target); 4983 } 4984 4985 void AwtComponent::SendFocusEvent(jint id, HWND opposite) 4986 { 4987 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2); 4988 4989 CriticalSection::Lock l(GetLock()); 4990 if (GetPeer(env) == NULL) { 4991 /* event received during termination. */ 4992 return; 4993 } 4994 4995 static jclass focusEventCls; 4996 if (focusEventCls == NULL) { 4997 jclass focusEventClsLocal 4998 = env->FindClass("java/awt/event/FocusEvent"); 4999 DASSERT(focusEventClsLocal); 5000 CHECK_NULL(focusEventClsLocal); 5001 focusEventCls = (jclass)env->NewGlobalRef(focusEventClsLocal); 5002 env->DeleteLocalRef(focusEventClsLocal); 5003 } 5004 5005 static jmethodID focusEventConst; 5006 if (focusEventConst == NULL) { 5007 focusEventConst = 5008 env->GetMethodID(focusEventCls, "<init>", 5009 "(Ljava/awt/Component;IZLjava/awt/Component;)V"); 5010 DASSERT(focusEventConst); 5011 CHECK_NULL(focusEventConst); 5012 } 5013 5014 static jclass sequencedEventCls; 5015 if (sequencedEventCls == NULL) { 5016 jclass sequencedEventClsLocal = 5017 env->FindClass("java/awt/SequencedEvent"); 5018 DASSERT(sequencedEventClsLocal); 5019 CHECK_NULL(sequencedEventClsLocal); 5020 sequencedEventCls = 5021 (jclass)env->NewGlobalRef(sequencedEventClsLocal); 5022 env->DeleteLocalRef(sequencedEventClsLocal); 5023 } 5024 5025 static jmethodID sequencedEventConst; 5026 if (sequencedEventConst == NULL) { 5027 sequencedEventConst = 5028 env->GetMethodID(sequencedEventCls, "<init>", 5029 "(Ljava/awt/AWTEvent;)V"); 5030 DASSERT(sequencedEventConst); 5031 CHECK_NULL(sequencedEventConst); 5032 } 5033 5034 if (env->EnsureLocalCapacity(3) < 0) { 5035 return; 5036 } 5037 5038 jobject target = GetTarget(env); 5039 jobject jOpposite = NULL; 5040 if (opposite != NULL) { 5041 AwtComponent *awtOpposite = AwtComponent::GetComponent(opposite); 5042 if (awtOpposite != NULL) { 5043 jOpposite = awtOpposite->GetTarget(env); 5044 } 5045 } 5046 jobject focusEvent = env->NewObject(focusEventCls, focusEventConst, 5047 target, id, JNI_FALSE, jOpposite); 5048 DASSERT(!safe_ExceptionOccurred(env)); 5049 DASSERT(focusEvent != NULL); 5050 if (jOpposite != NULL) { 5051 env->DeleteLocalRef(jOpposite); jOpposite = NULL; 5052 } 5053 env->DeleteLocalRef(target); target = NULL; 5054 CHECK_NULL(focusEvent); 5055 5056 jobject sequencedEvent = env->NewObject(sequencedEventCls, 5057 sequencedEventConst, 5058 focusEvent); 5059 DASSERT(!safe_ExceptionOccurred(env)); 5060 DASSERT(sequencedEvent != NULL); 5061 env->DeleteLocalRef(focusEvent); focusEvent = NULL; 5062 CHECK_NULL(sequencedEvent); 5063 SendEvent(sequencedEvent); 5064 5065 env->DeleteLocalRef(sequencedEvent); 5066 } 5067 5068 /* 5069 * Forward a filtered event directly to the subclassed window. 5070 * This method is needed so that DefWindowProc is invoked on the 5071 * component's owning thread. 5072 */ 5073 MsgRouting AwtComponent::HandleEvent(MSG *msg, BOOL) 5074 { 5075 DefWindowProc(msg->message, msg->wParam, msg->lParam); 5076 delete msg; 5077 return mrConsume; 5078 } 5079 5080 /* Post a WM_AWT_HANDLE_EVENT message which invokes HandleEvent 5081 on the toolkit thread. This method may pre-filter the messages. */ 5082 BOOL AwtComponent::PostHandleEventMessage(MSG *msg, BOOL synthetic) 5083 { 5084 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2); 5085 // We should cut off keyboard events to disabled components 5086 // to avoid the components responding visually to keystrokes when disabled. 5087 // we shouldn't cut off WM_SYS* messages as they aren't used for normal activity 5088 // but to activate menus, close windows, etc 5089 switch(msg->message) { 5090 case WM_KEYDOWN: 5091 case WM_KEYUP: 5092 case WM_CHAR: 5093 case WM_DEADCHAR: 5094 { 5095 if (!isRecursivelyEnabled()) { 5096 goto quit; 5097 } 5098 break; 5099 } 5100 } 5101 if (PostMessage(GetHWnd(), WM_AWT_HANDLE_EVENT, 5102 (WPARAM) synthetic, (LPARAM) msg)) { 5103 return TRUE; 5104 } else { 5105 JNU_ThrowInternalError(env, "Message not posted, native event queue may be full."); 5106 } 5107 quit: 5108 delete msg; 5109 return FALSE; 5110 } 5111 5112 void AwtComponent::SynthesizeKeyMessage(JNIEnv *env, jobject keyEvent) 5113 { 5114 jint id = (env)->GetIntField(keyEvent, AwtAWTEvent::idID); 5115 UINT message; 5116 switch (id) { 5117 case java_awt_event_KeyEvent_KEY_PRESSED: 5118 message = WM_KEYDOWN; 5119 break; 5120 case java_awt_event_KeyEvent_KEY_RELEASED: 5121 message = WM_KEYUP; 5122 break; 5123 case java_awt_event_KeyEvent_KEY_TYPED: 5124 message = WM_CHAR; 5125 break; 5126 default: 5127 return; 5128 } 5129 5130 /* 5131 * KeyEvent.modifiers aren't supported -- the Java apppwd must send separate 5132 * KEY_PRESSED and KEY_RELEASED events for the modifier virtual keys. 5133 */ 5134 if (id == java_awt_event_KeyEvent_KEY_TYPED) { 5135 // WM_CHAR message must be posted using WM_AWT_FORWARD_CHAR 5136 // (for Edit control) 5137 jchar keyChar = (jchar) 5138 (env)->GetCharField(keyEvent, AwtKeyEvent::keyCharID); 5139 5140 // Bugid 4724007. If it is a Delete character, don't send the fake 5141 // KEY_TYPED we created back to the native window: Windows doesn't 5142 // expect a WM_CHAR for Delete in TextFields, so it tries to enter a 5143 // character after deleting. 5144 if (keyChar == '\177') { // the Delete character 5145 return; 5146 } 5147 5148 // Disable forwarding WM_CHAR messages to disabled components 5149 if (isRecursivelyEnabled()) { 5150 if (!::PostMessage(GetHWnd(), WM_AWT_FORWARD_CHAR, 5151 MAKEWPARAM(keyChar, TRUE), 0)) { 5152 JNU_ThrowInternalError(env, "Message not posted, native event queue may be full."); 5153 } 5154 } 5155 } else { 5156 jint keyCode = 5157 (env)->GetIntField(keyEvent, AwtKeyEvent::keyCodeID); 5158 UINT key, modifiers; 5159 AwtComponent::JavaKeyToWindowsKey(keyCode, &key, &modifiers); 5160 MSG* msg = CreateMessage(message, key, 0); 5161 PostHandleEventMessage(msg, TRUE); 5162 } 5163 } 5164 5165 void AwtComponent::SynthesizeMouseMessage(JNIEnv *env, jobject mouseEvent) 5166 { 5167 /* DebugBreak(); */ 5168 jint button = (env)->GetIntField(mouseEvent, AwtMouseEvent::buttonID); 5169 jint modifiers = (env)->GetIntField(mouseEvent, AwtInputEvent::modifiersID); 5170 5171 WPARAM wParam = 0; 5172 WORD wLow = 0; 5173 jint wheelAmt = 0; 5174 jint id = (env)->GetIntField(mouseEvent, AwtAWTEvent::idID); 5175 UINT message; 5176 switch (id) { 5177 case java_awt_event_MouseEvent_MOUSE_PRESSED: { 5178 switch (button) { 5179 case java_awt_event_MouseEvent_BUTTON1: 5180 message = WM_LBUTTONDOWN; break; 5181 case java_awt_event_MouseEvent_BUTTON3: 5182 message = WM_MBUTTONDOWN; break; 5183 case java_awt_event_MouseEvent_BUTTON2: 5184 message = WM_RBUTTONDOWN; break; 5185 } 5186 break; 5187 } 5188 case java_awt_event_MouseEvent_MOUSE_RELEASED: { 5189 switch (button) { 5190 case java_awt_event_MouseEvent_BUTTON1: 5191 message = WM_LBUTTONUP; break; 5192 case java_awt_event_MouseEvent_BUTTON3: 5193 message = WM_MBUTTONUP; break; 5194 case java_awt_event_MouseEvent_BUTTON2: 5195 message = WM_RBUTTONUP; break; 5196 } 5197 break; 5198 } 5199 case java_awt_event_MouseEvent_MOUSE_MOVED: 5200 /* MOUSE_DRAGGED events must first have sent a MOUSE_PRESSED event. */ 5201 case java_awt_event_MouseEvent_MOUSE_DRAGGED: 5202 message = WM_MOUSEMOVE; 5203 break; 5204 case java_awt_event_MouseEvent_MOUSE_WHEEL: 5205 if (modifiers & java_awt_event_InputEvent_CTRL_DOWN_MASK) { 5206 wLow |= MK_CONTROL; 5207 } 5208 if (modifiers & java_awt_event_InputEvent_SHIFT_DOWN_MASK) { 5209 wLow |= MK_SHIFT; 5210 } 5211 if (modifiers & java_awt_event_InputEvent_BUTTON1_DOWN_MASK) { 5212 wLow |= MK_LBUTTON; 5213 } 5214 if (modifiers & java_awt_event_InputEvent_BUTTON2_DOWN_MASK) { 5215 wLow |= MK_RBUTTON; 5216 } 5217 if (modifiers & java_awt_event_InputEvent_BUTTON3_DOWN_MASK) { 5218 wLow |= MK_MBUTTON; 5219 } 5220 if (modifiers & X1_BUTTON) { 5221 wLow |= GetButtonMK(X1_BUTTON); 5222 } 5223 if (modifiers & X2_BUTTON) { 5224 wLow |= GetButtonMK(X2_BUTTON); 5225 } 5226 5227 wheelAmt = (jint)JNU_CallMethodByName(env, 5228 NULL, 5229 mouseEvent, 5230 "getWheelRotation", 5231 "()I").i; 5232 DASSERT(!safe_ExceptionOccurred(env)); 5233 JNU_CHECK_EXCEPTION(env); 5234 DTRACE_PRINTLN1("wheelAmt = %i\n", wheelAmt); 5235 5236 // convert Java wheel amount value to Win32 5237 wheelAmt *= -1 * WHEEL_DELTA; 5238 5239 message = WM_MOUSEWHEEL; 5240 wParam = MAKEWPARAM(wLow, wheelAmt); 5241 5242 break; 5243 default: 5244 return; 5245 } 5246 jint x = (env)->GetIntField(mouseEvent, AwtMouseEvent::xID); 5247 jint y = (env)->GetIntField(mouseEvent, AwtMouseEvent::yID); 5248 MSG* msg = CreateMessage(message, wParam, MAKELPARAM(x, y), x, y); 5249 PostHandleEventMessage(msg, TRUE); 5250 } 5251 5252 BOOL AwtComponent::InheritsNativeMouseWheelBehavior() {return false;} 5253 5254 void AwtComponent::Invalidate(RECT* r) 5255 { 5256 ::InvalidateRect(GetHWnd(), r, FALSE); 5257 } 5258 5259 void AwtComponent::BeginValidate() 5260 { 5261 DASSERT(m_validationNestCount >= 0 && 5262 m_validationNestCount < 1000); // sanity check 5263 5264 if (m_validationNestCount == 0) { 5265 // begin deferred window positioning if we're not inside 5266 // another Begin/EndValidate pair 5267 DASSERT(m_hdwp == NULL); 5268 m_hdwp = ::BeginDeferWindowPos(32); 5269 } 5270 5271 m_validationNestCount++; 5272 } 5273 5274 void AwtComponent::EndValidate() 5275 { 5276 DASSERT(m_validationNestCount > 0 && 5277 m_validationNestCount < 1000); // sanity check 5278 DASSERT(m_hdwp != NULL); 5279 5280 m_validationNestCount--; 5281 if (m_validationNestCount == 0) { 5282 // if this call to EndValidate is not nested inside another 5283 // Begin/EndValidate pair, end deferred window positioning 5284 ::EndDeferWindowPos(m_hdwp); 5285 m_hdwp = NULL; 5286 } 5287 } 5288 5289 /** 5290 * HWND, AwtComponent and Java Peer interaction 5291 */ 5292 5293 /* 5294 *Link the C++, Java peer, and HWNDs together. 5295 */ 5296 void AwtComponent::LinkObjects(JNIEnv *env, jobject peer) 5297 { 5298 /* 5299 * Bind all three objects together thru this C++ object, two-way to each: 5300 * JavaPeer <-> C++ <-> HWND 5301 * 5302 * C++ -> JavaPeer 5303 */ 5304 if (m_peerObject == NULL) { 5305 // This may have already been set up by CreateHWnd 5306 // And we don't want to create two references so we 5307 // will leave the prior one alone 5308 m_peerObject = env->NewGlobalRef(peer); 5309 } 5310 /* JavaPeer -> HWND */ 5311 env->SetLongField(peer, AwtComponent::hwndID, reinterpret_cast<jlong>(m_hwnd)); 5312 5313 /* JavaPeer -> C++ */ 5314 JNI_SET_PDATA(peer, this); 5315 5316 /* HWND -> C++ */ 5317 SetComponentInHWND(); 5318 } 5319 5320 /* Cleanup above linking */ 5321 void AwtComponent::UnlinkObjects() 5322 { 5323 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2); 5324 if (m_peerObject) { 5325 env->SetLongField(m_peerObject, AwtComponent::hwndID, 0); 5326 JNI_SET_PDATA(m_peerObject, static_cast<PDATA>(NULL)); 5327 JNI_SET_DESTROYED(m_peerObject); 5328 env->DeleteGlobalRef(m_peerObject); 5329 m_peerObject = NULL; 5330 } 5331 } 5332 5333 void AwtComponent::Enable(BOOL bEnable) 5334 { 5335 if (bEnable && IsTopLevel()) { 5336 // we should not enable blocked toplevels 5337 bEnable = !::IsWindow(AwtWindow::GetModalBlocker(GetHWnd())); 5338 } 5339 // Shouldn't trigger native focus change 5340 // (only the proxy may be the native focus owner). 5341 ::EnableWindow(GetHWnd(), bEnable); 5342 5343 CriticalSection::Lock l(GetLock()); 5344 VerifyState(); 5345 } 5346 5347 /* 5348 * associate an AwtDropTarget with this AwtComponent 5349 */ 5350 5351 AwtDropTarget* AwtComponent::CreateDropTarget(JNIEnv* env) { 5352 m_dropTarget = new AwtDropTarget(env, this); 5353 m_dropTarget->RegisterTarget(TRUE); 5354 return m_dropTarget; 5355 } 5356 5357 /* 5358 * disassociate an AwtDropTarget with this AwtComponent 5359 */ 5360 5361 void AwtComponent::DestroyDropTarget() { 5362 if (m_dropTarget != NULL) { 5363 m_dropTarget->RegisterTarget(FALSE); 5364 m_dropTarget->Release(); 5365 m_dropTarget = NULL; 5366 } 5367 } 5368 5369 BOOL AwtComponent::IsFocusingMouseMessage(MSG *pMsg) { 5370 return pMsg->message == WM_LBUTTONDOWN || pMsg->message == WM_LBUTTONDBLCLK; 5371 } 5372 5373 BOOL AwtComponent::IsFocusingKeyMessage(MSG *pMsg) { 5374 return pMsg->message == WM_KEYDOWN && pMsg->wParam == VK_SPACE; 5375 } 5376 5377 void AwtComponent::_Show(void *param) 5378 { 5379 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2); 5380 5381 jobject self = (jobject)param; 5382 5383 AwtComponent *p; 5384 5385 PDATA pData; 5386 JNI_CHECK_PEER_GOTO(self, ret); 5387 p = (AwtComponent *)pData; 5388 if (::IsWindow(p->GetHWnd())) 5389 { 5390 p->SendMessage(WM_AWT_COMPONENT_SHOW); 5391 } 5392 ret: 5393 env->DeleteGlobalRef(self); 5394 } 5395 5396 void AwtComponent::_Hide(void *param) 5397 { 5398 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2); 5399 5400 jobject self = (jobject)param; 5401 5402 AwtComponent *p; 5403 5404 PDATA pData; 5405 JNI_CHECK_PEER_GOTO(self, ret); 5406 p = (AwtComponent *)pData; 5407 if (::IsWindow(p->GetHWnd())) 5408 { 5409 p->SendMessage(WM_AWT_COMPONENT_HIDE); 5410 } 5411 ret: 5412 env->DeleteGlobalRef(self); 5413 } 5414 5415 void AwtComponent::_Enable(void *param) 5416 { 5417 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2); 5418 5419 jobject self = (jobject)param; 5420 5421 AwtComponent *p; 5422 5423 PDATA pData; 5424 JNI_CHECK_PEER_GOTO(self, ret); 5425 p = (AwtComponent *)pData; 5426 if (::IsWindow(p->GetHWnd())) 5427 { 5428 p->Enable(TRUE); 5429 } 5430 ret: 5431 env->DeleteGlobalRef(self); 5432 } 5433 5434 void AwtComponent::_Disable(void *param) 5435 { 5436 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2); 5437 5438 jobject self = (jobject)param; 5439 5440 AwtComponent *p; 5441 5442 PDATA pData; 5443 JNI_CHECK_PEER_GOTO(self, ret); 5444 p = (AwtComponent *)pData; 5445 if (::IsWindow(p->GetHWnd())) 5446 { 5447 p->Enable(FALSE); 5448 } 5449 ret: 5450 env->DeleteGlobalRef(self); 5451 } 5452 5453 jobject AwtComponent::_GetLocationOnScreen(void *param) 5454 { 5455 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2); 5456 5457 jobject self = (jobject)param; 5458 5459 jobject result = NULL; 5460 AwtComponent *p; 5461 5462 PDATA pData; 5463 JNI_CHECK_PEER_GOTO(self, ret); 5464 p = (AwtComponent *)pData; 5465 if (::IsWindow(p->GetHWnd())) 5466 { 5467 RECT rect; 5468 VERIFY(::GetWindowRect(p->GetHWnd(),&rect)); 5469 result = JNU_NewObjectByName(env, "java/awt/Point", "(II)V", 5470 rect.left, rect.top); 5471 } 5472 ret: 5473 env->DeleteGlobalRef(self); 5474 5475 if (result != NULL) 5476 { 5477 jobject resultGlobalRef = env->NewGlobalRef(result); 5478 env->DeleteLocalRef(result); 5479 return resultGlobalRef; 5480 } 5481 else 5482 { 5483 return NULL; 5484 } 5485 } 5486 5487 void AwtComponent::_Reshape(void *param) 5488 { 5489 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2); 5490 5491 ReshapeStruct *rs = (ReshapeStruct*)param; 5492 jobject self = rs->component; 5493 jint x = rs->x; 5494 jint y = rs->y; 5495 jint w = rs->w; 5496 jint h = rs->h; 5497 5498 AwtComponent *p; 5499 5500 PDATA pData; 5501 JNI_CHECK_PEER_GOTO(self, ret); 5502 p = (AwtComponent *)pData; 5503 if (::IsWindow(p->GetHWnd())) 5504 { 5505 RECT* r = new RECT; 5506 ::SetRect(r, x, y, x + w, y + h); 5507 p->SendMessage(WM_AWT_RESHAPE_COMPONENT, CHECK_EMBEDDED, (LPARAM)r); 5508 } 5509 ret: 5510 env->DeleteGlobalRef(self); 5511 5512 delete rs; 5513 } 5514 5515 void AwtComponent::_ReshapeNoCheck(void *param) 5516 { 5517 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2); 5518 5519 ReshapeStruct *rs = (ReshapeStruct*)param; 5520 jobject self = rs->component; 5521 jint x = rs->x; 5522 jint y = rs->y; 5523 jint w = rs->w; 5524 jint h = rs->h; 5525 5526 AwtComponent *p; 5527 5528 PDATA pData; 5529 JNI_CHECK_PEER_GOTO(self, ret); 5530 p = (AwtComponent *)pData; 5531 if (::IsWindow(p->GetHWnd())) 5532 { 5533 RECT* r = new RECT; 5534 ::SetRect(r, x, y, x + w, y + h); 5535 p->SendMessage(WM_AWT_RESHAPE_COMPONENT, DONT_CHECK_EMBEDDED, (LPARAM)r); 5536 } 5537 ret: 5538 env->DeleteGlobalRef(self); 5539 5540 delete rs; 5541 } 5542 5543 void AwtComponent::_NativeHandleEvent(void *param) 5544 { 5545 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2); 5546 5547 NativeHandleEventStruct *nhes = (NativeHandleEventStruct *)param; 5548 jobject self = nhes->component; 5549 jobject event = nhes->event; 5550 5551 AwtComponent *p; 5552 5553 PDATA pData; 5554 JNI_CHECK_NULL_GOTO(self, "peer", ret); 5555 pData = JNI_GET_PDATA(self); 5556 if (pData == NULL) { 5557 env->DeleteGlobalRef(self); 5558 if (event != NULL) { 5559 env->DeleteGlobalRef(event); 5560 } 5561 delete nhes; 5562 return; 5563 } 5564 JNI_CHECK_NULL_GOTO(event, "null AWTEvent", ret); 5565 5566 p = (AwtComponent *)pData; 5567 if (::IsWindow(p->GetHWnd())) 5568 { 5569 if (env->EnsureLocalCapacity(1) < 0) { 5570 env->DeleteGlobalRef(self); 5571 env->DeleteGlobalRef(event); 5572 delete nhes; 5573 return; 5574 } 5575 jbyteArray bdata = (jbyteArray)(env)->GetObjectField(event, AwtAWTEvent::bdataID); 5576 int id = (env)->GetIntField(event, AwtAWTEvent::idID); 5577 DASSERT(!safe_ExceptionOccurred(env)); 5578 if (bdata != 0) { 5579 MSG msg; 5580 (env)->GetByteArrayRegion(bdata, 0, sizeof(MSG), (jbyte *)&msg); 5581 (env)->DeleteLocalRef(bdata); 5582 static BOOL keyDownConsumed = FALSE; 5583 static BOOL bCharChanged = FALSE; 5584 static WCHAR modifiedChar; 5585 WCHAR unicodeChar; 5586 5587 /* Remember if a KEY_PRESSED event is consumed, as an old model 5588 * program won't consume a subsequent KEY_TYPED event. 5589 */ 5590 jboolean consumed = 5591 (env)->GetBooleanField(event, AwtAWTEvent::consumedID); 5592 DASSERT(!safe_ExceptionOccurred(env)); 5593 5594 if (consumed) { 5595 keyDownConsumed = (id == java_awt_event_KeyEvent_KEY_PRESSED); 5596 env->DeleteGlobalRef(self); 5597 env->DeleteGlobalRef(event); 5598 delete nhes; 5599 return; 5600 5601 } else if (id == java_awt_event_KeyEvent_KEY_PRESSED) { 5602 // Fix for 6637607: reset consuming 5603 keyDownConsumed = FALSE; 5604 } 5605 5606 /* Consume a KEY_TYPED event if a KEY_PRESSED had been, to support 5607 * the old model. 5608 */ 5609 if ((id == java_awt_event_KeyEvent_KEY_TYPED) && keyDownConsumed) { 5610 keyDownConsumed = FALSE; 5611 env->DeleteGlobalRef(self); 5612 env->DeleteGlobalRef(event); 5613 delete nhes; 5614 return; 5615 } 5616 5617 /* Modify any event parameters, if necessary. */ 5618 if (self && pData && 5619 id >= java_awt_event_KeyEvent_KEY_FIRST && 5620 id <= java_awt_event_KeyEvent_KEY_LAST) { 5621 5622 AwtComponent* p = (AwtComponent*)pData; 5623 5624 jint keyCode = 5625 (env)->GetIntField(event, AwtKeyEvent::keyCodeID); 5626 jchar keyChar = 5627 (env)->GetCharField(event, AwtKeyEvent::keyCharID); 5628 jint modifiers = 5629 (env)->GetIntField(event, AwtInputEvent::modifiersID); 5630 5631 DASSERT(!safe_ExceptionOccurred(env)); 5632 5633 /* Check to see whether the keyCode or modifiers were changed 5634 on the keyPressed event, and tweak the following keyTyped 5635 event (if any) accodingly. */ 5636 switch (id) { 5637 case java_awt_event_KeyEvent_KEY_PRESSED: 5638 { 5639 UINT winKey = (UINT)msg.wParam; 5640 bCharChanged = FALSE; 5641 5642 if (winKey == VK_PROCESSKEY) { 5643 // Leave it up to IME 5644 break; 5645 } 5646 5647 if (keyCode != java_awt_event_KeyEvent_VK_UNDEFINED) { 5648 UINT newWinKey, ignored; 5649 p->JavaKeyToWindowsKey(keyCode, &newWinKey, &ignored, winKey); 5650 if (newWinKey != 0) { 5651 winKey = newWinKey; 5652 } 5653 } 5654 5655 BOOL isDeadKey = FALSE; 5656 modifiedChar = p->WindowsKeyToJavaChar(winKey, modifiers, AwtComponent::NONE, isDeadKey); 5657 bCharChanged = (keyChar != modifiedChar); 5658 } 5659 break; 5660 5661 case java_awt_event_KeyEvent_KEY_RELEASED: 5662 { 5663 keyDownConsumed = FALSE; 5664 bCharChanged = FALSE; 5665 } 5666 break; 5667 5668 case java_awt_event_KeyEvent_KEY_TYPED: 5669 { 5670 if (bCharChanged) 5671 { 5672 unicodeChar = modifiedChar; 5673 } 5674 else 5675 { 5676 unicodeChar = keyChar; 5677 } 5678 bCharChanged = FALSE; 5679 5680 // Disable forwarding KEY_TYPED messages to peers of 5681 // disabled components 5682 if (p->isRecursivelyEnabled()) { 5683 // send the character back to the native window for 5684 // processing. The WM_AWT_FORWARD_CHAR handler will send 5685 // this character to DefWindowProc 5686 if (!::PostMessage(p->GetHWnd(), WM_AWT_FORWARD_CHAR, 5687 MAKEWPARAM(unicodeChar, FALSE), msg.lParam)) { 5688 JNU_ThrowInternalError(env, "Message not posted, native event queue may be full."); 5689 } 5690 } 5691 env->DeleteGlobalRef(self); 5692 env->DeleteGlobalRef(event); 5693 delete nhes; 5694 return; 5695 } 5696 break; 5697 5698 default: 5699 break; 5700 } 5701 } 5702 5703 // ignore all InputMethodEvents 5704 if (self && (pData = JNI_GET_PDATA(self)) && 5705 id >= java_awt_event_InputMethodEvent_INPUT_METHOD_FIRST && 5706 id <= java_awt_event_InputMethodEvent_INPUT_METHOD_LAST) { 5707 env->DeleteGlobalRef(self); 5708 env->DeleteGlobalRef(event); 5709 delete nhes; 5710 return; 5711 } 5712 5713 // Create copy for local msg 5714 MSG* pCopiedMsg = new MSG; 5715 memmove(pCopiedMsg, &msg, sizeof(MSG)); 5716 // Event handler deletes msg 5717 p->PostHandleEventMessage(pCopiedMsg, FALSE); 5718 5719 env->DeleteGlobalRef(self); 5720 env->DeleteGlobalRef(event); 5721 delete nhes; 5722 return; 5723 } 5724 5725 /* Forward any valid synthesized events. Currently only mouse and 5726 * key events are supported. 5727 */ 5728 if (self == NULL || (pData = JNI_GET_PDATA(self)) == NULL) { 5729 env->DeleteGlobalRef(self); 5730 env->DeleteGlobalRef(event); 5731 delete nhes; 5732 return; 5733 } 5734 5735 AwtComponent* p = (AwtComponent*)pData; 5736 if (id >= java_awt_event_KeyEvent_KEY_FIRST && 5737 id <= java_awt_event_KeyEvent_KEY_LAST) { 5738 p->SynthesizeKeyMessage(env, event); 5739 } else if (id >= java_awt_event_MouseEvent_MOUSE_FIRST && 5740 id <= java_awt_event_MouseEvent_MOUSE_LAST) { 5741 p->SynthesizeMouseMessage(env, event); 5742 } 5743 } 5744 5745 ret: 5746 if (self != NULL) { 5747 env->DeleteGlobalRef(self); 5748 } 5749 if (event != NULL) { 5750 env->DeleteGlobalRef(event); 5751 } 5752 5753 delete nhes; 5754 } 5755 5756 void AwtComponent::_SetForeground(void *param) 5757 { 5758 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2); 5759 5760 SetColorStruct *scs = (SetColorStruct *)param; 5761 jobject self = scs->component; 5762 jint rgb = scs->rgb; 5763 5764 AwtComponent *c = NULL; 5765 5766 PDATA pData; 5767 JNI_CHECK_PEER_GOTO(self, ret); 5768 c = (AwtComponent *)pData; 5769 if (::IsWindow(c->GetHWnd())) 5770 { 5771 c->SetColor(PALETTERGB((rgb>>16)&0xff, 5772 (rgb>>8)&0xff, 5773 (rgb)&0xff)); 5774 c->VerifyState(); 5775 } 5776 ret: 5777 env->DeleteGlobalRef(self); 5778 5779 delete scs; 5780 } 5781 5782 void AwtComponent::_SetBackground(void *param) 5783 { 5784 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2); 5785 5786 SetColorStruct *scs = (SetColorStruct *)param; 5787 jobject self = scs->component; 5788 jint rgb = scs->rgb; 5789 5790 AwtComponent *c = NULL; 5791 5792 PDATA pData; 5793 JNI_CHECK_PEER_GOTO(self, ret); 5794 c = (AwtComponent *)pData; 5795 if (::IsWindow(c->GetHWnd())) 5796 { 5797 c->SetBackgroundColor(PALETTERGB((rgb>>16)&0xff, 5798 (rgb>>8)&0xff, 5799 (rgb)&0xff)); 5800 c->VerifyState(); 5801 } 5802 ret: 5803 env->DeleteGlobalRef(self); 5804 5805 delete scs; 5806 } 5807 5808 void AwtComponent::_SetFont(void *param) 5809 { 5810 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2); 5811 5812 SetFontStruct *sfs = (SetFontStruct *)param; 5813 jobject self = sfs->component; 5814 jobject font = sfs->font; 5815 5816 AwtComponent *c = NULL; 5817 5818 PDATA pData; 5819 JNI_CHECK_PEER_GOTO(self, ret); 5820 JNI_CHECK_NULL_GOTO(font, "null font", ret); 5821 c = (AwtComponent *)pData; 5822 if (::IsWindow(c->GetHWnd())) 5823 { 5824 AwtFont *awtFont = (AwtFont *)env->GetLongField(font, AwtFont::pDataID); 5825 if (awtFont == NULL) { 5826 /*arguments of AwtFont::Create are changed for multifont component */ 5827 awtFont = AwtFont::Create(env, font); 5828 } 5829 env->SetLongField(font, AwtFont::pDataID, (jlong)awtFont); 5830 5831 c->SetFont(awtFont); 5832 } 5833 ret: 5834 env->DeleteGlobalRef(self); 5835 env->DeleteGlobalRef(font); 5836 5837 delete sfs; 5838 } 5839 5840 // Sets or kills focus for a component. 5841 void AwtComponent::_SetFocus(void *param) 5842 { 5843 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2); 5844 5845 SetFocusStruct *sfs = (SetFocusStruct *)param; 5846 jobject self = sfs->component; 5847 jboolean doSetFocus = sfs->doSetFocus; 5848 5849 AwtComponent *c = NULL; 5850 5851 PDATA pData; 5852 JNI_CHECK_NULL_GOTO(self, "peer", ret); 5853 pData = JNI_GET_PDATA(self); 5854 if (pData == NULL) { 5855 // do nothing just return false 5856 goto ret; 5857 } 5858 5859 c = (AwtComponent *)pData; 5860 if (::IsWindow(c->GetHWnd())) { 5861 c->SendMessage(WM_AWT_COMPONENT_SETFOCUS, (WPARAM)doSetFocus, 0); 5862 } 5863 ret: 5864 env->DeleteGlobalRef(self); 5865 5866 delete sfs; 5867 } 5868 5869 void AwtComponent::_Start(void *param) 5870 { 5871 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2); 5872 5873 jobject self = (jobject)param; 5874 5875 AwtComponent *c = NULL; 5876 5877 PDATA pData; 5878 JNI_CHECK_PEER_GOTO(self, ret); 5879 c = (AwtComponent *)pData; 5880 if (::IsWindow(c->GetHWnd())) 5881 { 5882 jobject target = c->GetTarget(env); 5883 5884 /* Disable window if specified -- windows are enabled by default. */ 5885 jboolean enabled = (jboolean)env->GetBooleanField(target, 5886 AwtComponent::enabledID); 5887 if (!enabled) { 5888 ::EnableWindow(c->GetHWnd(), FALSE); 5889 } 5890 5891 /* The peer is now ready for callbacks, since this is the last 5892 * initialization call 5893 */ 5894 c->EnableCallbacks(TRUE); 5895 5896 // Fix 4745222: we need to invalidate region since we validated it before initialization. 5897 ::InvalidateRgn(c->GetHWnd(), NULL, FALSE); 5898 5899 // Fix 4530093: WM_PAINT after EnableCallbacks 5900 ::UpdateWindow(c->GetHWnd()); 5901 5902 env->DeleteLocalRef(target); 5903 } 5904 ret: 5905 env->DeleteGlobalRef(self); 5906 } 5907 5908 void AwtComponent::_BeginValidate(void *param) 5909 { 5910 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2); 5911 if (AwtToolkit::IsMainThread()) { 5912 jobject self = (jobject)param; 5913 if (self != NULL) { 5914 PDATA pData = JNI_GET_PDATA(self); 5915 if (pData) { 5916 AwtComponent *c = (AwtComponent *)pData; 5917 if (::IsWindow(c->GetHWnd())) { 5918 c->SendMessage(WM_AWT_BEGIN_VALIDATE); 5919 } 5920 } 5921 env->DeleteGlobalRef(self); 5922 } 5923 } else { 5924 AwtToolkit::GetInstance().InvokeFunction(AwtComponent::_BeginValidate, param); 5925 } 5926 } 5927 5928 void AwtComponent::_EndValidate(void *param) 5929 { 5930 if (AwtToolkit::IsMainThread()) { 5931 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2); 5932 jobject self = (jobject)param; 5933 if (self != NULL) { 5934 PDATA pData = JNI_GET_PDATA(self); 5935 if (pData) { 5936 AwtComponent *c = (AwtComponent *)pData; 5937 if (::IsWindow(c->GetHWnd())) { 5938 c->SendMessage(WM_AWT_END_VALIDATE); 5939 } 5940 } 5941 env->DeleteGlobalRef(self); 5942 } 5943 } else { 5944 AwtToolkit::GetInstance().InvokeFunction(AwtComponent::_EndValidate, param); 5945 } 5946 } 5947 5948 void AwtComponent::_UpdateWindow(void *param) 5949 { 5950 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2); 5951 if (AwtToolkit::IsMainThread()) { 5952 jobject self = (jobject)param; 5953 AwtComponent *c = NULL; 5954 PDATA pData; 5955 JNI_CHECK_PEER_GOTO(self, ret); 5956 c = (AwtComponent *)pData; 5957 if (::IsWindow(c->GetHWnd())) { 5958 ::UpdateWindow(c->GetHWnd()); 5959 } 5960 ret: 5961 env->DeleteGlobalRef(self); 5962 } else { 5963 AwtToolkit::GetInstance().InvokeFunction(AwtComponent::_UpdateWindow, param); 5964 } 5965 } 5966 5967 jlong AwtComponent::_AddNativeDropTarget(void *param) 5968 { 5969 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2); 5970 5971 jobject self = (jobject)param; 5972 5973 jlong result = 0; 5974 AwtComponent *c = NULL; 5975 5976 PDATA pData; 5977 JNI_CHECK_PEER_GOTO(self, ret); 5978 c = (AwtComponent *)pData; 5979 if (::IsWindow(c->GetHWnd())) 5980 { 5981 result = (jlong)(c->CreateDropTarget(env)); 5982 } 5983 ret: 5984 env->DeleteGlobalRef(self); 5985 5986 return result; 5987 } 5988 5989 void AwtComponent::_RemoveNativeDropTarget(void *param) 5990 { 5991 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2); 5992 5993 jobject self = (jobject)param; 5994 5995 AwtComponent *c = NULL; 5996 5997 PDATA pData; 5998 JNI_CHECK_PEER_GOTO(self, ret); 5999 c = (AwtComponent *)pData; 6000 if (::IsWindow(c->GetHWnd())) 6001 { 6002 c->DestroyDropTarget(); 6003 } 6004 ret: 6005 env->DeleteGlobalRef(self); 6006 } 6007 6008 jintArray AwtComponent::_CreatePrintedPixels(void *param) 6009 { 6010 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2); 6011 6012 CreatePrintedPixelsStruct *cpps = (CreatePrintedPixelsStruct *)param; 6013 jobject self = cpps->component; 6014 6015 jintArray result = NULL; 6016 AwtComponent *c = NULL; 6017 6018 PDATA pData; 6019 JNI_CHECK_PEER_GOTO(self, ret); 6020 c = (AwtComponent *)pData; 6021 if (::IsWindow(c->GetHWnd())) 6022 { 6023 result = (jintArray)c->SendMessage(WM_AWT_CREATE_PRINTED_PIXELS, (WPARAM)cpps, 0); 6024 } 6025 ret: 6026 env->DeleteGlobalRef(self); 6027 6028 delete cpps; 6029 return result; // this reference is global 6030 } 6031 6032 jboolean AwtComponent::_IsObscured(void *param) 6033 { 6034 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2); 6035 6036 jobject self = (jobject)param; 6037 6038 jboolean result = JNI_FALSE; 6039 AwtComponent *c = NULL; 6040 6041 PDATA pData; 6042 JNI_CHECK_PEER_GOTO(self, ret); 6043 6044 c = (AwtComponent *)pData; 6045 6046 if (::IsWindow(c->GetHWnd())) 6047 { 6048 HWND hWnd = c->GetHWnd(); 6049 HDC hDC = ::GetDC(hWnd); 6050 RECT clipbox; 6051 int callresult = ::GetClipBox(hDC, &clipbox); 6052 switch(callresult) { 6053 case NULLREGION : 6054 result = JNI_FALSE; 6055 break; 6056 case SIMPLEREGION : { 6057 RECT windowRect; 6058 if (!::GetClientRect(hWnd, &windowRect)) { 6059 result = JNI_TRUE; 6060 } else { 6061 result = (jboolean)((clipbox.bottom != windowRect.bottom) 6062 || (clipbox.left != windowRect.left) 6063 || (clipbox.right != windowRect.right) 6064 || (clipbox.top != windowRect.top)); 6065 } 6066 break; 6067 } 6068 case COMPLEXREGION : 6069 default : 6070 result = JNI_TRUE; 6071 break; 6072 } 6073 ::ReleaseDC(hWnd, hDC); 6074 } 6075 ret: 6076 env->DeleteGlobalRef(self); 6077 6078 return result; 6079 } 6080 6081 jboolean AwtComponent::_NativeHandlesWheelScrolling(void *param) 6082 { 6083 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2); 6084 6085 jobject self = (jobject)param; 6086 6087 jboolean result = JNI_FALSE; 6088 AwtComponent *c = NULL; 6089 6090 PDATA pData; 6091 JNI_CHECK_PEER_GOTO(self, ret); 6092 c = (AwtComponent *)pData; 6093 if (::IsWindow(c->GetHWnd())) 6094 { 6095 result = JNI_IS_TRUE(c->InheritsNativeMouseWheelBehavior()); 6096 } 6097 ret: 6098 env->DeleteGlobalRef(self); 6099 6100 return result; 6101 } 6102 6103 void AwtComponent::SetParent(void * param) { 6104 if (AwtToolkit::IsMainThread()) { 6105 AwtComponent** comps = (AwtComponent**)param; 6106 if ((comps[0] != NULL) && (comps[1] != NULL)) { 6107 HWND selfWnd = comps[0]->GetHWnd(); 6108 HWND parentWnd = comps[1]->GetHWnd(); 6109 if (::IsWindow(selfWnd) && ::IsWindow(parentWnd)) { 6110 // Shouldn't trigger native focus change 6111 // (only the proxy may be the native focus owner). 6112 ::SetParent(selfWnd, parentWnd); 6113 } 6114 } 6115 delete[] comps; 6116 } else { 6117 AwtToolkit::GetInstance().InvokeFunction(AwtComponent::SetParent, param); 6118 } 6119 } 6120 6121 void AwtComponent::_SetRectangularShape(void *param) 6122 { 6123 if (!AwtToolkit::IsMainThread()) { 6124 AwtToolkit::GetInstance().InvokeFunction(AwtComponent::_SetRectangularShape, param); 6125 } else { 6126 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2); 6127 6128 SetRectangularShapeStruct *data = (SetRectangularShapeStruct *)param; 6129 jobject self = data->component; 6130 jint x1 = data->x1; 6131 jint x2 = data->x2; 6132 jint y1 = data->y1; 6133 jint y2 = data->y2; 6134 jobject region = data->region; 6135 6136 AwtComponent *c = NULL; 6137 6138 PDATA pData; 6139 JNI_CHECK_PEER_GOTO(self, ret); 6140 6141 c = (AwtComponent *)pData; 6142 if (::IsWindow(c->GetHWnd())) { 6143 HRGN hRgn = NULL; 6144 6145 // If all the params are zeros, the shape must be simply reset. 6146 // Otherwise, convert it into a region. 6147 if (region || x1 || x2 || y1 || y2) { 6148 RECT_T rects[256]; 6149 RECT_T *pRect = rects; 6150 6151 const int numrects = RegionToYXBandedRectangles(env, x1, y1, x2, y2, 6152 region, &pRect, sizeof(rects)/sizeof(rects[0])); 6153 if (!pRect) { 6154 // RegionToYXBandedRectangles doesn't use safe_Malloc(), 6155 // so throw the exception explicitly 6156 throw std::bad_alloc(); 6157 } 6158 6159 RGNDATA *pRgnData = (RGNDATA *) SAFE_SIZE_STRUCT_ALLOC(safe_Malloc, 6160 sizeof(RGNDATAHEADER), sizeof(RECT_T), numrects); 6161 memcpy((BYTE*)pRgnData + sizeof(RGNDATAHEADER), pRect, sizeof(RECT_T) * numrects); 6162 if (pRect != rects) { 6163 free(pRect); 6164 } 6165 pRect = NULL; 6166 6167 RGNDATAHEADER *pRgnHdr = (RGNDATAHEADER *) pRgnData; 6168 pRgnHdr->dwSize = sizeof(RGNDATAHEADER); 6169 pRgnHdr->iType = RDH_RECTANGLES; 6170 pRgnHdr->nRgnSize = 0; 6171 pRgnHdr->rcBound.top = 0; 6172 pRgnHdr->rcBound.left = 0; 6173 pRgnHdr->rcBound.bottom = LONG(y2 - y1); 6174 pRgnHdr->rcBound.right = LONG(x2 - x1); 6175 pRgnHdr->nCount = numrects; 6176 6177 hRgn = ::ExtCreateRegion(NULL, 6178 sizeof(RGNDATAHEADER) + sizeof(RECT_T) * pRgnHdr->nCount, pRgnData); 6179 6180 free(pRgnData); 6181 } 6182 6183 ::SetWindowRgn(c->GetHWnd(), hRgn, TRUE); 6184 } 6185 6186 ret: 6187 env->DeleteGlobalRef(self); 6188 if (region) { 6189 env->DeleteGlobalRef(region); 6190 } 6191 6192 delete data; 6193 } 6194 } 6195 6196 void AwtComponent::_SetZOrder(void *param) { 6197 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2); 6198 6199 SetZOrderStruct *data = (SetZOrderStruct *)param; 6200 jobject self = data->component; 6201 HWND above = HWND_TOP; 6202 if (data->above != 0) { 6203 above = reinterpret_cast<HWND>(data->above); 6204 } 6205 6206 AwtComponent *c = NULL; 6207 6208 PDATA pData; 6209 JNI_CHECK_PEER_GOTO(self, ret); 6210 6211 c = (AwtComponent *)pData; 6212 if (::IsWindow(c->GetHWnd())) { 6213 ::SetWindowPos(c->GetHWnd(), above, 0, 0, 0, 0, 6214 SWP_NOACTIVATE | SWP_NOMOVE | SWP_NOSIZE | SWP_DEFERERASE | SWP_ASYNCWINDOWPOS); 6215 } 6216 6217 ret: 6218 env->DeleteGlobalRef(self); 6219 6220 delete data; 6221 } 6222 6223 void AwtComponent::PostUngrabEvent() { 6224 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2); 6225 jobject target = GetTarget(env); 6226 jobject event = JNU_NewObjectByName(env, "sun/awt/UngrabEvent", "(Ljava/awt/Component;)V", 6227 target); 6228 if (safe_ExceptionOccurred(env)) { 6229 env->ExceptionDescribe(); 6230 env->ExceptionClear(); 6231 } 6232 env->DeleteLocalRef(target); 6233 if (event != NULL) { 6234 SendEvent(event); 6235 env->DeleteLocalRef(event); 6236 } 6237 } 6238 6239 void AwtComponent::SetFocusedWindow(HWND window) 6240 { 6241 HWND old = sm_focusedWindow; 6242 sm_focusedWindow = window; 6243 6244 AwtWindow::FocusedWindowChanged(old, window); 6245 } 6246 6247 /************************************************************************ 6248 * Component native methods 6249 */ 6250 6251 extern "C" { 6252 6253 /** 6254 * This method is called from the WGL pipeline when it needs to retrieve 6255 * the HWND associated with a ComponentPeer's C++ level object. 6256 */ 6257 HWND 6258 AwtComponent_GetHWnd(JNIEnv *env, jlong pData) 6259 { 6260 AwtComponent *p = (AwtComponent *)jlong_to_ptr(pData); 6261 if (p == NULL) { 6262 return (HWND)0; 6263 } 6264 return p->GetHWnd(); 6265 } 6266 6267 static void _GetInsets(void* param) 6268 { 6269 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2); 6270 6271 GetInsetsStruct *gis = (GetInsetsStruct *)param; 6272 jobject self = gis->window; 6273 6274 gis->insets->left = gis->insets->top = 6275 gis->insets->right = gis->insets->bottom = 0; 6276 6277 PDATA pData; 6278 JNI_CHECK_PEER_GOTO(self, ret); 6279 AwtComponent *component = (AwtComponent *)pData; 6280 6281 component->GetInsets(gis->insets); 6282 6283 ret: 6284 env->DeleteGlobalRef(self); 6285 delete gis; 6286 } 6287 6288 /** 6289 * This method is called from the WGL pipeline when it needs to retrieve 6290 * the insets associated with a ComponentPeer's C++ level object. 6291 */ 6292 void AwtComponent_GetInsets(JNIEnv *env, jobject peer, RECT *insets) 6293 { 6294 TRY; 6295 6296 GetInsetsStruct *gis = new GetInsetsStruct; 6297 gis->window = env->NewGlobalRef(peer); 6298 gis->insets = insets; 6299 6300 AwtToolkit::GetInstance().InvokeFunction(_GetInsets, gis); 6301 // global refs and mds are deleted in _UpdateWindow 6302 6303 CATCH_BAD_ALLOC; 6304 6305 } 6306 6307 JNIEXPORT void JNICALL 6308 Java_java_awt_Component_initIDs(JNIEnv *env, jclass cls) 6309 { 6310 TRY; 6311 jclass inputEventClazz = env->FindClass("java/awt/event/InputEvent"); 6312 CHECK_NULL(inputEventClazz); 6313 jmethodID getButtonDownMasksID = env->GetStaticMethodID(inputEventClazz, "getButtonDownMasks", "()[I"); 6314 CHECK_NULL(getButtonDownMasksID); 6315 jintArray obj = (jintArray)env->CallStaticObjectMethod(inputEventClazz, getButtonDownMasksID); 6316 jint * tmp = env->GetIntArrayElements(obj, JNI_FALSE); 6317 CHECK_NULL(tmp); 6318 jsize len = env->GetArrayLength(obj); 6319 AwtComponent::masks = SAFE_SIZE_NEW_ARRAY(jint, len); 6320 for (int i = 0; i < len; i++) { 6321 AwtComponent::masks[i] = tmp[i]; 6322 } 6323 env->ReleaseIntArrayElements(obj, tmp, 0); 6324 env->DeleteLocalRef(obj); 6325 6326 /* class ids */ 6327 jclass peerCls = env->FindClass("sun/awt/windows/WComponentPeer"); 6328 6329 DASSERT(peerCls); 6330 CHECK_NULL(peerCls); 6331 6332 /* field ids */ 6333 AwtComponent::peerID = 6334 env->GetFieldID(cls, "peer", "Ljava/awt/peer/ComponentPeer;"); 6335 DASSERT(AwtComponent::peerID); 6336 CHECK_NULL(AwtComponent::peerID); 6337 6338 AwtComponent::xID = env->GetFieldID(cls, "x", "I"); 6339 DASSERT(AwtComponent::xID); 6340 CHECK_NULL(AwtComponent::xID); 6341 6342 AwtComponent::yID = env->GetFieldID(cls, "y", "I"); 6343 DASSERT(AwtComponent::yID); 6344 CHECK_NULL(AwtComponent::yID); 6345 6346 AwtComponent::heightID = env->GetFieldID(cls, "height", "I"); 6347 DASSERT(AwtComponent::heightID); 6348 CHECK_NULL(AwtComponent::heightID); 6349 6350 AwtComponent::widthID = env->GetFieldID(cls, "width", "I"); 6351 DASSERT(AwtComponent::widthID); 6352 CHECK_NULL(AwtComponent::widthID); 6353 6354 AwtComponent::visibleID = env->GetFieldID(cls, "visible", "Z"); 6355 DASSERT(AwtComponent::visibleID); 6356 CHECK_NULL(AwtComponent::visibleID); 6357 6358 AwtComponent::backgroundID = 6359 env->GetFieldID(cls, "background", "Ljava/awt/Color;"); 6360 DASSERT(AwtComponent::backgroundID); 6361 CHECK_NULL(AwtComponent::backgroundID); 6362 6363 AwtComponent::foregroundID = 6364 env->GetFieldID(cls, "foreground", "Ljava/awt/Color;"); 6365 DASSERT(AwtComponent::foregroundID); 6366 CHECK_NULL(AwtComponent::foregroundID); 6367 6368 AwtComponent::enabledID = env->GetFieldID(cls, "enabled", "Z"); 6369 DASSERT(AwtComponent::enabledID); 6370 CHECK_NULL(AwtComponent::enabledID); 6371 6372 AwtComponent::parentID = env->GetFieldID(cls, "parent", "Ljava/awt/Container;"); 6373 DASSERT(AwtComponent::parentID); 6374 CHECK_NULL(AwtComponent::parentID); 6375 6376 AwtComponent::graphicsConfigID = 6377 env->GetFieldID(cls, "graphicsConfig", "Ljava/awt/GraphicsConfiguration;"); 6378 DASSERT(AwtComponent::graphicsConfigID); 6379 CHECK_NULL(AwtComponent::graphicsConfigID); 6380 6381 AwtComponent::focusableID = env->GetFieldID(cls, "focusable", "Z"); 6382 DASSERT(AwtComponent::focusableID); 6383 CHECK_NULL(AwtComponent::focusableID); 6384 6385 AwtComponent::appContextID = env->GetFieldID(cls, "appContext", 6386 "Lsun/awt/AppContext;"); 6387 DASSERT(AwtComponent::appContextID); 6388 CHECK_NULL(AwtComponent::appContextID); 6389 6390 AwtComponent::peerGCID = env->GetFieldID(peerCls, "winGraphicsConfig", 6391 "Lsun/awt/Win32GraphicsConfig;"); 6392 DASSERT(AwtComponent::peerGCID); 6393 CHECK_NULL(AwtComponent::peerGCID); 6394 6395 AwtComponent::hwndID = env->GetFieldID(peerCls, "hwnd", "J"); 6396 DASSERT(AwtComponent::hwndID); 6397 CHECK_NULL(AwtComponent::hwndID); 6398 6399 AwtComponent::cursorID = env->GetFieldID(cls, "cursor", "Ljava/awt/Cursor;"); 6400 DASSERT(AwtComponent::cursorID); 6401 CHECK_NULL(AwtComponent::cursorID); 6402 6403 /* method ids */ 6404 AwtComponent::getFontMID = 6405 env->GetMethodID(cls, "getFont_NoClientCode", "()Ljava/awt/Font;"); 6406 DASSERT(AwtComponent::getFontMID); 6407 CHECK_NULL(AwtComponent::getFontMID); 6408 6409 AwtComponent::getToolkitMID = 6410 env->GetMethodID(cls, "getToolkitImpl", "()Ljava/awt/Toolkit;"); 6411 DASSERT(AwtComponent::getToolkitMID); 6412 CHECK_NULL(AwtComponent::getToolkitMID); 6413 6414 AwtComponent::isEnabledMID = env->GetMethodID(cls, "isEnabledImpl", "()Z"); 6415 DASSERT(AwtComponent::isEnabledMID); 6416 CHECK_NULL(AwtComponent::isEnabledMID); 6417 6418 AwtComponent::getLocationOnScreenMID = 6419 env->GetMethodID(cls, "getLocationOnScreen_NoTreeLock", "()Ljava/awt/Point;"); 6420 DASSERT(AwtComponent::getLocationOnScreenMID); 6421 CHECK_NULL(AwtComponent::getLocationOnScreenMID); 6422 6423 AwtComponent::replaceSurfaceDataMID = 6424 env->GetMethodID(peerCls, "replaceSurfaceData", "()V"); 6425 DASSERT(AwtComponent::replaceSurfaceDataMID); 6426 CHECK_NULL(AwtComponent::replaceSurfaceDataMID); 6427 6428 AwtComponent::replaceSurfaceDataLaterMID = 6429 env->GetMethodID(peerCls, "replaceSurfaceDataLater", "()V"); 6430 DASSERT(AwtComponent::replaceSurfaceDataLaterMID); 6431 CHECK_NULL(AwtComponent::replaceSurfaceDataLaterMID); 6432 6433 AwtComponent::disposeLaterMID = env->GetMethodID(peerCls, "disposeLater", "()V"); 6434 DASSERT(AwtComponent::disposeLaterMID); 6435 CHECK_NULL(AwtComponent::disposeLaterMID); 6436 6437 CATCH_BAD_ALLOC; 6438 } 6439 6440 } /* extern "C" */ 6441 6442 6443 /************************************************************************ 6444 * ComponentPeer native methods 6445 */ 6446 6447 extern "C" { 6448 6449 /* 6450 * Class: sun_awt_windows_WComponentPeer 6451 * Method: pShow 6452 * Signature: ()V 6453 */ 6454 JNIEXPORT void JNICALL 6455 Java_sun_awt_windows_WComponentPeer_pShow(JNIEnv *env, jobject self) 6456 { 6457 TRY; 6458 6459 jobject selfGlobalRef = env->NewGlobalRef(self); 6460 6461 AwtToolkit::GetInstance().SyncCall(AwtComponent::_Show, (void *)selfGlobalRef); 6462 // selfGlobalRef is deleted in _Show 6463 6464 CATCH_BAD_ALLOC; 6465 } 6466 6467 /* 6468 * Class: sun_awt_windows_WComponentPeer 6469 * Method: hide 6470 * Signature: ()V 6471 */ 6472 JNIEXPORT void JNICALL 6473 Java_sun_awt_windows_WComponentPeer_hide(JNIEnv *env, jobject self) 6474 { 6475 TRY; 6476 6477 jobject selfGlobalRef = env->NewGlobalRef(self); 6478 6479 AwtToolkit::GetInstance().SyncCall(AwtComponent::_Hide, (void *)selfGlobalRef); 6480 // selfGlobalRef is deleted in _Hide 6481 6482 CATCH_BAD_ALLOC; 6483 } 6484 6485 /* 6486 * Class: sun_awt_windows_WComponentPeer 6487 * Method: enable 6488 * Signature: ()V 6489 */ 6490 JNIEXPORT void JNICALL 6491 Java_sun_awt_windows_WComponentPeer_enable(JNIEnv *env, jobject self) 6492 { 6493 TRY; 6494 6495 jobject selfGlobalRef = env->NewGlobalRef(self); 6496 6497 AwtToolkit::GetInstance().SyncCall(AwtComponent::_Enable, (void *)selfGlobalRef); 6498 // selfGlobalRef is deleted in _Enable 6499 6500 CATCH_BAD_ALLOC; 6501 } 6502 6503 /* 6504 * Class: sun_awt_windows_WComponentPeer 6505 * Method: disable 6506 * Signature: ()V 6507 */ 6508 JNIEXPORT void JNICALL 6509 Java_sun_awt_windows_WComponentPeer_disable(JNIEnv *env, jobject self) 6510 { 6511 TRY; 6512 6513 jobject selfGlobalRef = env->NewGlobalRef(self); 6514 6515 AwtToolkit::GetInstance().SyncCall(AwtComponent::_Disable, (void *)selfGlobalRef); 6516 // selfGlobalRef is deleted in _Disable 6517 6518 CATCH_BAD_ALLOC; 6519 } 6520 6521 /* 6522 * Class: sun_awt_windows_WComponentPeer 6523 * Method: getLocationOnScreen 6524 * Signature: ()Ljava/awt/Point; 6525 */ 6526 JNIEXPORT jobject JNICALL 6527 Java_sun_awt_windows_WComponentPeer_getLocationOnScreen(JNIEnv *env, jobject self) 6528 { 6529 TRY; 6530 6531 jobject selfGlobalRef = env->NewGlobalRef(self); 6532 6533 jobject resultGlobalRef = (jobject)AwtToolkit::GetInstance().SyncCall( 6534 (void*(*)(void*))AwtComponent::_GetLocationOnScreen, (void *)selfGlobalRef); 6535 // selfGlobalRef is deleted in _GetLocationOnScreen 6536 if (resultGlobalRef != NULL) 6537 { 6538 jobject resultLocalRef = env->NewLocalRef(resultGlobalRef); 6539 env->DeleteGlobalRef(resultGlobalRef); 6540 return resultLocalRef; 6541 } 6542 6543 return NULL; 6544 6545 CATCH_BAD_ALLOC_RET(NULL); 6546 } 6547 6548 /* 6549 * Class: sun_awt_windows_WComponentPeer 6550 * Method: reshape 6551 * Signature: (IIII)V 6552 */ 6553 JNIEXPORT void JNICALL 6554 Java_sun_awt_windows_WComponentPeer_reshape(JNIEnv *env, jobject self, 6555 jint x, jint y, jint w, jint h) 6556 { 6557 TRY; 6558 6559 ReshapeStruct *rs = new ReshapeStruct; 6560 rs->component = env->NewGlobalRef(self); 6561 rs->x = x; 6562 rs->y = y; 6563 rs->w = w; 6564 rs->h = h; 6565 6566 AwtToolkit::GetInstance().SyncCall(AwtComponent::_Reshape, rs); 6567 // global ref and rs are deleted in _Reshape 6568 6569 CATCH_BAD_ALLOC; 6570 } 6571 6572 /* 6573 * Class: sun_awt_windows_WComponentPeer 6574 * Method: reshape 6575 * Signature: (IIII)V 6576 */ 6577 JNIEXPORT void JNICALL 6578 Java_sun_awt_windows_WComponentPeer_reshapeNoCheck(JNIEnv *env, jobject self, 6579 jint x, jint y, jint w, jint h) 6580 { 6581 TRY; 6582 6583 ReshapeStruct *rs = new ReshapeStruct; 6584 rs->component = env->NewGlobalRef(self); 6585 rs->x = x; 6586 rs->y = y; 6587 rs->w = w; 6588 rs->h = h; 6589 6590 AwtToolkit::GetInstance().SyncCall(AwtComponent::_ReshapeNoCheck, rs); 6591 // global ref and rs are deleted in _ReshapeNoCheck 6592 6593 CATCH_BAD_ALLOC; 6594 } 6595 6596 6597 /* 6598 * Class: sun_awt_windows_WComponentPeer 6599 * Method: nativeHandleEvent 6600 * Signature: (Ljava/awt/AWTEvent;)V 6601 */ 6602 JNIEXPORT void JNICALL 6603 Java_sun_awt_windows_WComponentPeer_nativeHandleEvent(JNIEnv *env, 6604 jobject self, 6605 jobject event) 6606 { 6607 TRY; 6608 6609 jobject selfGlobalRef = env->NewGlobalRef(self); 6610 jobject eventGlobalRef = env->NewGlobalRef(event); 6611 6612 NativeHandleEventStruct *nhes = new NativeHandleEventStruct; 6613 nhes->component = selfGlobalRef; 6614 nhes->event = eventGlobalRef; 6615 6616 AwtToolkit::GetInstance().SyncCall(AwtComponent::_NativeHandleEvent, nhes); 6617 // global refs and nhes are deleted in _NativeHandleEvent 6618 6619 CATCH_BAD_ALLOC; 6620 } 6621 6622 /* 6623 * Class: sun_awt_windows_WComponentPeer 6624 * Method: _dispose 6625 * Signature: ()V 6626 */ 6627 JNIEXPORT void JNICALL 6628 Java_sun_awt_windows_WComponentPeer__1dispose(JNIEnv *env, jobject self) 6629 { 6630 TRY_NO_HANG; 6631 6632 AwtObject::_Dispose(self); 6633 6634 CATCH_BAD_ALLOC; 6635 } 6636 6637 /* 6638 * Class: sun_awt_windows_WComponentPeer 6639 * Method: _setForeground 6640 * Signature: (I)V 6641 */ 6642 JNIEXPORT void JNICALL 6643 Java_sun_awt_windows_WComponentPeer__1setForeground(JNIEnv *env, jobject self, 6644 jint rgb) 6645 { 6646 TRY; 6647 6648 jobject selfGlobalRef = env->NewGlobalRef(self); 6649 6650 SetColorStruct *scs = new SetColorStruct; 6651 scs->component = selfGlobalRef; 6652 scs->rgb = rgb; 6653 6654 AwtToolkit::GetInstance().SyncCall(AwtComponent::_SetForeground, scs); 6655 // selfGlobalRef and scs are deleted in _SetForeground() 6656 6657 CATCH_BAD_ALLOC; 6658 } 6659 6660 /* 6661 * Class: sun_awt_windows_WComponentPeer 6662 * Method: _setBackground 6663 * Signature: (I)V 6664 */ 6665 JNIEXPORT void JNICALL 6666 Java_sun_awt_windows_WComponentPeer__1setBackground(JNIEnv *env, jobject self, 6667 jint rgb) 6668 { 6669 TRY; 6670 6671 jobject selfGlobalRef = env->NewGlobalRef(self); 6672 6673 SetColorStruct *scs = new SetColorStruct; 6674 scs->component = selfGlobalRef; 6675 scs->rgb = rgb; 6676 6677 AwtToolkit::GetInstance().SyncCall(AwtComponent::_SetBackground, scs); 6678 // selfGlobalRef and scs are deleted in _SetBackground() 6679 6680 CATCH_BAD_ALLOC; 6681 } 6682 6683 /* 6684 * Class: sun_awt_windows_WComponentPeer 6685 * Method: _setFont 6686 * Signature: (Ljava/awt/Font;)V 6687 */ 6688 JNIEXPORT void JNICALL 6689 Java_sun_awt_windows_WComponentPeer__1setFont(JNIEnv *env, jobject self, 6690 jobject font) 6691 { 6692 TRY; 6693 6694 jobject selfGlobalRef = env->NewGlobalRef(self); 6695 jobject fontGlobalRef = env->NewGlobalRef(font); 6696 6697 SetFontStruct *sfs = new SetFontStruct; 6698 sfs->component = selfGlobalRef; 6699 sfs->font = fontGlobalRef; 6700 6701 AwtToolkit::GetInstance().SyncCall(AwtComponent::_SetFont, sfs); 6702 // global refs and sfs are deleted in _SetFont() 6703 6704 CATCH_BAD_ALLOC; 6705 } 6706 6707 /* 6708 * Class: sun_awt_windows_WComponentPeer 6709 * Method: focusGained 6710 * Signature: (Z) 6711 */ 6712 JNIEXPORT void JNICALL Java_sun_awt_windows_WComponentPeer_setFocus 6713 (JNIEnv *env, jobject self, jboolean doSetFocus) 6714 { 6715 TRY; 6716 6717 jobject selfGlobalRef = env->NewGlobalRef(self); 6718 6719 SetFocusStruct *sfs = new SetFocusStruct; 6720 sfs->component = selfGlobalRef; 6721 sfs->doSetFocus = doSetFocus; 6722 6723 AwtToolkit::GetInstance().SyncCall( 6724 (void*(*)(void*))AwtComponent::_SetFocus, sfs); 6725 // global refs and self are deleted in _SetFocus 6726 6727 CATCH_BAD_ALLOC; 6728 } 6729 6730 /* 6731 * Class: sun_awt_windows_WComponentPeer 6732 * Method: start 6733 * Signature: ()V 6734 */ 6735 JNIEXPORT void JNICALL 6736 Java_sun_awt_windows_WComponentPeer_start(JNIEnv *env, jobject self) 6737 { 6738 TRY; 6739 6740 jobject selfGlobalRef = env->NewGlobalRef(self); 6741 6742 AwtToolkit::GetInstance().SyncCall(AwtComponent::_Start, (void *)selfGlobalRef); 6743 // selfGlobalRef is deleted in _Start 6744 6745 CATCH_BAD_ALLOC; 6746 } 6747 6748 /* 6749 * Class: sun_awt_windows_WComponentPeer 6750 * Method: beginValidate 6751 * Signature: ()V 6752 */ 6753 JNIEXPORT void JNICALL 6754 Java_sun_awt_windows_WComponentPeer_beginValidate(JNIEnv *env, jobject self) 6755 { 6756 TRY; 6757 6758 jobject selfGlobalRef = env->NewGlobalRef(self); 6759 6760 AwtToolkit::GetInstance().SyncCall(AwtComponent::_BeginValidate, (void *)selfGlobalRef); 6761 // selfGlobalRef is deleted in _BeginValidate 6762 6763 CATCH_BAD_ALLOC; 6764 } 6765 6766 /* 6767 * Class: sun_awt_windows_WComponentPeer 6768 * Method: endValidate 6769 * Signature: ()V 6770 */ 6771 JNIEXPORT void JNICALL 6772 Java_sun_awt_windows_WComponentPeer_endValidate(JNIEnv *env, jobject self) 6773 { 6774 TRY; 6775 6776 jobject selfGlobalRef = env->NewGlobalRef(self); 6777 6778 AwtToolkit::GetInstance().SyncCall(AwtComponent::_EndValidate, (void *)selfGlobalRef); 6779 // selfGlobalRef is deleted in _EndValidate 6780 6781 CATCH_BAD_ALLOC; 6782 } 6783 6784 JNIEXPORT void JNICALL 6785 Java_sun_awt_windows_WComponentPeer_updateWindow(JNIEnv *env, jobject self) 6786 { 6787 TRY; 6788 6789 jobject selfGlobalRef = env->NewGlobalRef(self); 6790 6791 AwtToolkit::GetInstance().SyncCall(AwtComponent::_UpdateWindow, (void *)selfGlobalRef); 6792 // selfGlobalRef is deleted in _UpdateWindow 6793 6794 CATCH_BAD_ALLOC; 6795 } 6796 6797 /* 6798 * Class: sun_awt_windows_WComponentPeer 6799 * Method: addNativeDropTarget 6800 * Signature: ()L 6801 */ 6802 6803 JNIEXPORT jlong JNICALL 6804 Java_sun_awt_windows_WComponentPeer_addNativeDropTarget(JNIEnv *env, 6805 jobject self) 6806 { 6807 TRY; 6808 6809 jobject selfGlobalRef = env->NewGlobalRef(self); 6810 6811 return ptr_to_jlong(AwtToolkit::GetInstance().SyncCall( 6812 (void*(*)(void*))AwtComponent::_AddNativeDropTarget, 6813 (void *)selfGlobalRef)); 6814 // selfGlobalRef is deleted in _AddNativeDropTarget 6815 6816 CATCH_BAD_ALLOC_RET(0); 6817 } 6818 6819 /* 6820 * Class: sun_awt_windows_WComponentPeer 6821 * Method: removeNativeDropTarget 6822 * Signature: ()V 6823 */ 6824 6825 JNIEXPORT void JNICALL 6826 Java_sun_awt_windows_WComponentPeer_removeNativeDropTarget(JNIEnv *env, 6827 jobject self) 6828 { 6829 TRY; 6830 6831 jobject selfGlobalRef = env->NewGlobalRef(self); 6832 6833 AwtToolkit::GetInstance().SyncCall( 6834 AwtComponent::_RemoveNativeDropTarget, (void *)selfGlobalRef); 6835 // selfGlobalRef is deleted in _RemoveNativeDropTarget 6836 6837 CATCH_BAD_ALLOC; 6838 } 6839 6840 /* 6841 * Class: sun_awt_windows_WComponentPeer 6842 * Method: getTargetGC 6843 * Signature: ()Ljava/awt/GraphicsConfiguration; 6844 */ 6845 JNIEXPORT jobject JNICALL 6846 Java_sun_awt_windows_WComponentPeer_getTargetGC(JNIEnv* env, jobject theThis) 6847 { 6848 TRY; 6849 6850 jobject targetObj; 6851 jobject gc = 0; 6852 6853 targetObj = env->GetObjectField(theThis, AwtObject::targetID); 6854 DASSERT(targetObj); 6855 6856 gc = env->GetObjectField(targetObj, AwtComponent::graphicsConfigID); 6857 return gc; 6858 6859 CATCH_BAD_ALLOC_RET(NULL); 6860 } 6861 6862 /* 6863 * Class: sun_awt_windows_WComponentPeer 6864 * Method: createPrintedPixels 6865 * Signature: (IIIIII)I[ 6866 */ 6867 JNIEXPORT jintArray JNICALL 6868 Java_sun_awt_windows_WComponentPeer_createPrintedPixels(JNIEnv* env, 6869 jobject self, jint srcX, jint srcY, jint srcW, jint srcH, jint alpha) 6870 { 6871 TRY; 6872 6873 jobject selfGlobalRef = env->NewGlobalRef(self); 6874 6875 CreatePrintedPixelsStruct *cpps = new CreatePrintedPixelsStruct; 6876 cpps->component = selfGlobalRef; 6877 cpps->srcx = srcX; 6878 cpps->srcy = srcY; 6879 cpps->srcw = srcW; 6880 cpps->srch = srcH; 6881 cpps->alpha = alpha; 6882 6883 jintArray globalRef = (jintArray)AwtToolkit::GetInstance().SyncCall( 6884 (void*(*)(void*))AwtComponent::_CreatePrintedPixels, cpps); 6885 // selfGlobalRef and cpps are deleted in _CreatePrintedPixels 6886 if (globalRef != NULL) 6887 { 6888 jintArray localRef = (jintArray)env->NewLocalRef(globalRef); 6889 env->DeleteGlobalRef(globalRef); 6890 return localRef; 6891 } 6892 else 6893 { 6894 return NULL; 6895 } 6896 6897 CATCH_BAD_ALLOC_RET(NULL); 6898 } 6899 6900 /* 6901 * Class: sun_awt_windows_WComponentPeer 6902 * Method: nativeHandlesWheelScrolling 6903 * Signature: ()Z 6904 */ 6905 JNIEXPORT jboolean JNICALL 6906 Java_sun_awt_windows_WComponentPeer_nativeHandlesWheelScrolling (JNIEnv* env, 6907 jobject self) 6908 { 6909 TRY; 6910 6911 return (jboolean)AwtToolkit::GetInstance().SyncCall( 6912 (void *(*)(void *))AwtComponent::_NativeHandlesWheelScrolling, 6913 env->NewGlobalRef(self)); 6914 // global ref is deleted in _NativeHandlesWheelScrolling 6915 6916 CATCH_BAD_ALLOC_RET(NULL); 6917 } 6918 6919 /* 6920 * Class: sun_awt_windows_WComponentPeer 6921 * Method: isObscured 6922 * Signature: ()Z 6923 */ 6924 JNIEXPORT jboolean JNICALL 6925 Java_sun_awt_windows_WComponentPeer_isObscured(JNIEnv* env, 6926 jobject self) 6927 { 6928 TRY; 6929 6930 jobject selfGlobalRef = env->NewGlobalRef(self); 6931 6932 return (jboolean)AwtToolkit::GetInstance().SyncCall( 6933 (void*(*)(void*))AwtComponent::_IsObscured, 6934 (void *)selfGlobalRef); 6935 // selfGlobalRef is deleted in _IsObscured 6936 6937 CATCH_BAD_ALLOC_RET(NULL); 6938 } 6939 6940 JNIEXPORT void JNICALL 6941 Java_sun_awt_windows_WComponentPeer_pSetParent(JNIEnv* env, jobject self, jobject parent) { 6942 TRY; 6943 6944 typedef AwtComponent* PComponent; 6945 AwtComponent** comps = new PComponent[2]; 6946 AwtComponent* comp = (AwtComponent*)JNI_GET_PDATA(self); 6947 AwtComponent* parentComp = (AwtComponent*)JNI_GET_PDATA(parent); 6948 comps[0] = comp; 6949 comps[1] = parentComp; 6950 6951 AwtToolkit::GetInstance().SyncCall(AwtComponent::SetParent, comps); 6952 // comps is deleted in SetParent 6953 6954 CATCH_BAD_ALLOC; 6955 } 6956 6957 JNIEXPORT void JNICALL 6958 Java_sun_awt_windows_WComponentPeer_setRectangularShape(JNIEnv* env, jobject self, 6959 jint x1, jint y1, jint x2, jint y2, jobject region) 6960 { 6961 TRY; 6962 6963 SetRectangularShapeStruct * data = new SetRectangularShapeStruct; 6964 data->component = env->NewGlobalRef(self); 6965 data->x1 = x1; 6966 data->x2 = x2; 6967 data->y1 = y1; 6968 data->y2 = y2; 6969 if (region) { 6970 data->region = env->NewGlobalRef(region); 6971 } else { 6972 data->region = NULL; 6973 } 6974 6975 AwtToolkit::GetInstance().SyncCall(AwtComponent::_SetRectangularShape, data); 6976 // global refs and data are deleted in _SetRectangularShape 6977 6978 CATCH_BAD_ALLOC; 6979 } 6980 6981 JNIEXPORT void JNICALL 6982 Java_sun_awt_windows_WComponentPeer_setZOrder(JNIEnv* env, jobject self, jlong above) 6983 { 6984 TRY; 6985 6986 SetZOrderStruct * data = new SetZOrderStruct; 6987 data->component = env->NewGlobalRef(self); 6988 data->above = above; 6989 6990 AwtToolkit::GetInstance().SyncCall(AwtComponent::_SetZOrder, data); 6991 // global refs and data are deleted in _SetLower 6992 6993 CATCH_BAD_ALLOC; 6994 } 6995 6996 } /* extern "C" */ 6997 6998 6999 /************************************************************************ 7000 * Diagnostic routines 7001 */ 7002 7003 #ifdef DEBUG 7004 7005 void AwtComponent::VerifyState() 7006 { 7007 if (AwtToolkit::GetInstance().VerifyComponents() == FALSE) { 7008 return; 7009 } 7010 7011 if (m_callbacksEnabled == FALSE) { 7012 /* Component is not fully setup yet. */ 7013 return; 7014 } 7015 7016 /* Get target bounds. */ 7017 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2); 7018 if (env->PushLocalFrame(10) < 0) 7019 return; 7020 7021 jobject target = GetTarget(env); 7022 7023 jint x = env->GetIntField(target, AwtComponent::xID); 7024 jint y = env->GetIntField(target, AwtComponent::yID); 7025 jint width = env->GetIntField(target, AwtComponent::widthID); 7026 jint height = env->GetIntField(target, AwtComponent::heightID); 7027 7028 /* Convert target origin to absolute coordinates */ 7029 while (TRUE) { 7030 7031 jobject parent = env->GetObjectField(target, AwtComponent::parentID); 7032 if (parent == NULL) { 7033 break; 7034 } 7035 x += env->GetIntField(parent, AwtComponent::xID); 7036 y += env->GetIntField(parent, AwtComponent::yID); 7037 7038 /* If this component has insets, factor them in, but ignore 7039 * top-level windows. 7040 */ 7041 jobject parent2 = env->GetObjectField(parent, AwtComponent::parentID); 7042 if (parent2 != NULL) { 7043 jobject peer = GetPeerForTarget(env, parent); 7044 if (peer != NULL && 7045 JNU_IsInstanceOfByName(env, peer, 7046 "sun/awt/windows/WPanelPeer") > 0) { 7047 jobject insets = 7048 JNU_CallMethodByName(env, NULL, peer,"insets", 7049 "()Ljava/awt/Insets;").l; 7050 x += (env)->GetIntField(insets, AwtInsets::leftID); 7051 y += (env)->GetIntField(insets, AwtInsets::topID); 7052 } 7053 } 7054 env->DeleteLocalRef(target); 7055 target = parent; 7056 } 7057 7058 // Test whether component's bounds match the native window's 7059 RECT rect; 7060 VERIFY(::GetWindowRect(GetHWnd(), &rect)); 7061 #if 0 7062 DASSERT( (x == rect.left) && 7063 (y == rect.top) && 7064 (width == (rect.right-rect.left)) && 7065 (height == (rect.bottom-rect.top)) ); 7066 #else 7067 BOOL fSizeValid = ( (x == rect.left) && 7068 (y == rect.top) && 7069 (width == (rect.right-rect.left)) && 7070 (height == (rect.bottom-rect.top)) ); 7071 #endif 7072 7073 // See if visible state matches 7074 BOOL wndVisible = ::IsWindowVisible(GetHWnd()); 7075 jboolean targetVisible; 7076 // To avoid possibly running client code on the toolkit thread, don't 7077 // do the following check if we're running on the toolkit thread. 7078 if (AwtToolkit::MainThread() != ::GetCurrentThreadId()) { 7079 targetVisible = JNU_CallMethodByName(env, NULL, GetTarget(env), 7080 "isShowing", "()Z").z; 7081 DASSERT(!safe_ExceptionOccurred(env)); 7082 } else { 7083 targetVisible = wndVisible ? 1 : 0; 7084 } 7085 #if 0 7086 DASSERT( (targetVisible && wndVisible) || 7087 (!targetVisible && !wndVisible) ); 7088 #else 7089 BOOL fVisibleValid = ( (targetVisible && wndVisible) || 7090 (!targetVisible && !wndVisible) ); 7091 #endif 7092 7093 // Check enabled state 7094 BOOL wndEnabled = ::IsWindowEnabled(GetHWnd()); 7095 jboolean enabled = (jboolean)env->GetBooleanField(target, 7096 AwtComponent::enabledID); 7097 #if 0 7098 DASSERT( (enabled && wndEnabled) || 7099 (!enabled && !wndEnabled) ); 7100 #else 7101 BOOL fEnabledValid = ((enabled && wndEnabled) || 7102 (!(enabled && !wndEnabled) )); 7103 7104 if (!fSizeValid || !fVisibleValid || !fEnabledValid) { 7105 printf("AwtComponent::ValidateState() failed:\n"); 7106 // To avoid possibly running client code on the toolkit thread, don't 7107 // do the following call if we're running on the toolkit thread. 7108 if (AwtToolkit::MainThread() != ::GetCurrentThreadId()) { 7109 jstring targetStr = 7110 (jstring)JNU_CallMethodByName(env, NULL, GetTarget(env), 7111 "getName", 7112 "()Ljava/lang/String;").l; 7113 DASSERT(!safe_ExceptionOccurred(env)); 7114 LPCWSTR targetStrW = JNU_GetStringPlatformChars(env, targetStr, NULL); 7115 printf("\t%S\n", targetStrW); 7116 JNU_ReleaseStringPlatformChars(env, targetStr, targetStrW); 7117 } 7118 printf("\twas: [%d,%d,%dx%d]\n", x, y, width, height); 7119 if (!fSizeValid) { 7120 printf("\tshould be: [%d,%d,%dx%d]\n", rect.left, rect.top, 7121 rect.right-rect.left, rect.bottom-rect.top); 7122 } 7123 if (!fVisibleValid) { 7124 printf("\tshould be: %s\n", 7125 (targetVisible) ? "visible" : "hidden"); 7126 } 7127 if (!fEnabledValid) { 7128 printf("\tshould be: %s\n", 7129 enabled ? "enabled" : "disabled"); 7130 } 7131 } 7132 #endif 7133 env->PopLocalFrame(0); 7134 } 7135 #endif //DEBUG 7136 7137 // Methods for globally managed DC list 7138 7139 /** 7140 * Add a new DC to the DC list for this component. 7141 */ 7142 void DCList::AddDC(HDC hDC, HWND hWnd) 7143 { 7144 DCItem *newItem = new DCItem; 7145 newItem->hDC = hDC; 7146 newItem->hWnd = hWnd; 7147 AddDCItem(newItem); 7148 } 7149 7150 void DCList::AddDCItem(DCItem *newItem) 7151 { 7152 listLock.Enter(); 7153 newItem->next = head; 7154 head = newItem; 7155 listLock.Leave(); 7156 } 7157 7158 /** 7159 * Given a DC, remove it from the DC list and return 7160 * TRUE if it exists on the current list. Otherwise 7161 * return FALSE. 7162 * A DC may not exist on the list because it has already 7163 * been released elsewhere (for example, the window 7164 * destruction process may release a DC while a rendering 7165 * thread may also want to release a DC when it notices that 7166 * its DC is obsolete for the current window). 7167 */ 7168 DCItem *DCList::RemoveDC(HDC hDC) 7169 { 7170 listLock.Enter(); 7171 DCItem **prevPtrPtr = &head; 7172 DCItem *listPtr = head; 7173 while (listPtr) { 7174 DCItem *nextPtr = listPtr->next; 7175 if (listPtr->hDC == hDC) { 7176 *prevPtrPtr = nextPtr; 7177 break; 7178 } 7179 prevPtrPtr = &listPtr->next; 7180 listPtr = nextPtr; 7181 } 7182 listLock.Leave(); 7183 return listPtr; 7184 } 7185 7186 /** 7187 * Remove all DCs from the DC list which are associated with 7188 * the same window as hWnd. Return the list of those 7189 * DC's to the caller (which will then probably want to 7190 * call ReleaseDC() for the returned DCs). 7191 */ 7192 DCItem *DCList::RemoveAllDCs(HWND hWnd) 7193 { 7194 listLock.Enter(); 7195 DCItem **prevPtrPtr = &head; 7196 DCItem *listPtr = head; 7197 DCItem *newListPtr = NULL; 7198 BOOL ret = FALSE; 7199 while (listPtr) { 7200 DCItem *nextPtr = listPtr->next; 7201 if (listPtr->hWnd == hWnd) { 7202 *prevPtrPtr = nextPtr; 7203 listPtr->next = newListPtr; 7204 newListPtr = listPtr; 7205 } else { 7206 prevPtrPtr = &listPtr->next; 7207 } 7208 listPtr = nextPtr; 7209 } 7210 listLock.Leave(); 7211 return newListPtr; 7212 } 7213 7214 7215 /** 7216 * Realize palettes of all existing HDC objects 7217 */ 7218 void DCList::RealizePalettes(int screen) 7219 { 7220 listLock.Enter(); 7221 DCItem *listPtr = head; 7222 while (listPtr) { 7223 AwtWin32GraphicsDevice::RealizePalette(listPtr->hDC, screen); 7224 listPtr = listPtr->next; 7225 } 7226 listLock.Leave(); 7227 } 7228 7229 void MoveDCToPassiveList(HDC hDC) { 7230 DCItem *removedDC; 7231 if ((removedDC = activeDCList.RemoveDC(hDC)) != NULL) { 7232 passiveDCList.AddDCItem(removedDC); 7233 } 7234 } 7235 7236 void ReleaseDCList(HWND hwnd, DCList &list) { 7237 DCItem *removedDCs = list.RemoveAllDCs(hwnd); 7238 while (removedDCs) { 7239 DCItem *tmpDCList = removedDCs; 7240 DASSERT(::GetObjectType(tmpDCList->hDC) == OBJ_DC); 7241 int retValue = ::ReleaseDC(tmpDCList->hWnd, tmpDCList->hDC); 7242 VERIFY(retValue != 0); 7243 if (retValue != 0) { 7244 // Valid ReleaseDC call; need to decrement GDI object counter 7245 AwtGDIObject::Decrement(); 7246 } 7247 removedDCs = removedDCs->next; 7248 delete tmpDCList; 7249 } 7250 } 7251