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