1 /*
2 * Copyright (c) 1996, 2015, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25
26 #include "awt_Toolkit.h"
27 #include "awt_Frame.h"
28 #include "awt_MenuBar.h"
29 #include "awt_Dialog.h"
30 #include "awt_IconCursor.h"
31 #include "awt_Win32GraphicsDevice.h"
32 #include "ComCtl32Util.h"
33
34 #include <windowsx.h>
35
36 #include <java_lang_Integer.h>
37 #include <sun_awt_windows_WEmbeddedFrame.h>
38 #include <sun_awt_windows_WEmbeddedFramePeer.h>
39
40
41 /* IMPORTANT! Read the README.JNI file for notes on JNI converted AWT code.
42 */
43
44 /***********************************************************************/
45 // Struct for _SetState() method
46 struct SetStateStruct {
47 jobject frame;
48 jint state;
49 };
50 // Struct for _SetMaximizedBounds() method
51 struct SetMaximizedBoundsStruct {
52 jobject frame;
53 jint x, y;
54 jint width, height;
55 };
56 // Struct for _SetMenuBar() method
57 struct SetMenuBarStruct {
58 jobject frame;
59 jobject menubar;
60 };
61
62 // Struct for _SetIMMOption() method
63 struct SetIMMOptionStruct {
64 jobject frame;
65 jstring option;
66 };
67 // Struct for _SynthesizeWmActivate() method
68 struct SynthesizeWmActivateStruct {
69 jobject frame;
70 jboolean doActivate;
71 };
72 // Struct for _NotifyModalBlocked() method
73 struct NotifyModalBlockedStruct {
74 jobject frame;
75 jobject peer;
76 jobject blockerPeer;
77 jboolean blocked;
78 };
79 // Information about thread containing modal blocked embedded frames
80 struct BlockedThreadStruct {
81 int framesCount;
82 HHOOK mouseHook;
83 HHOOK modalHook;
84 };
85
86
87 // Communication with plugin control
88
89 // The value must be the same as in AxControl.h
90 #define WM_AX_REQUEST_FOCUS_TO_EMBEDDER (WM_USER + 197)
91
92 static bool SetFocusToPluginControl(HWND hwndPlugin);
93
94 /************************************************************************
95 * AwtFrame fields
96 */
97
98 jfieldID AwtFrame::handleID;
99
100 jfieldID AwtFrame::undecoratedID;
101 jmethodID AwtFrame::getExtendedStateMID;
102 jmethodID AwtFrame::setExtendedStateMID;
103
104 jmethodID AwtFrame::activateEmbeddingTopLevelMID;
105 jfieldID AwtFrame::isEmbeddedInIEID;
106
107 Hashtable AwtFrame::sm_BlockedThreads("AWTBlockedThreads");
108
109 /************************************************************************
110 * AwtFrame methods
111 */
112
113 AwtFrame::AwtFrame() {
114 m_parentWnd = NULL;
115 menuBar = NULL;
116 m_isEmbedded = FALSE;
117 m_isEmbeddedInIE = FALSE;
118 m_isLightweight = FALSE;
119 m_ignoreWmSize = FALSE;
120 m_isMenuDropped = FALSE;
121 m_isInputMethodWindow = FALSE;
122 m_isUndecorated = FALSE;
123 m_imeTargetComponent = NULL;
124 m_actualFocusedWindow = NULL;
125 m_iconic = FALSE;
126 m_zoomed = FALSE;
127 m_maxBoundsSet = FALSE;
128 m_forceResetZoomed = FALSE;
129
130 isInManualMoveOrSize = FALSE;
131 grabbedHitTest = 0;
132 }
133
134 AwtFrame::~AwtFrame()
135 {
136 }
137
138 void AwtFrame::Dispose()
139 {
140 AwtWindow::Dispose();
141 }
142
143 LPCTSTR AwtFrame::GetClassName() {
144 return AWT_FRAME_WINDOW_CLASS_NAME;
145 }
146
147 /*
148 * Create a new AwtFrame object and window.
149 */
150 AwtFrame* AwtFrame::Create(jobject self, jobject parent)
151 {
152 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2);
153 if (env->EnsureLocalCapacity(1) < 0) {
154 return NULL;
155 }
156
157 PDATA pData;
158 HWND hwndParent = NULL;
159 AwtFrame* frame;
160 jclass cls = NULL;
161 jclass inputMethodWindowCls = NULL;
162 jobject target = NULL;
163
164 try {
165 target = env->GetObjectField(self, AwtObject::targetID);
166 JNI_CHECK_NULL_GOTO(target, "target", done);
167
168 if (parent != NULL) {
169 JNI_CHECK_PEER_GOTO(parent, done);
170 {
171 AwtFrame* parent = (AwtFrame *)pData;
172 hwndParent = parent->GetHWnd();
173 }
174 }
175
176 frame = new AwtFrame();
177
178 {
179 /*
180 * A variation on Netscape's hack for embedded frames: the client
181 * area of the browser is a Java Frame for parenting purposes, but
182 * really a Windows child window
183 */
184 BOOL isEmbeddedInstance = FALSE;
185 BOOL isEmbedded = FALSE;
186 cls = env->FindClass("sun/awt/EmbeddedFrame");
187
188 if (cls) {
189 isEmbeddedInstance = env->IsInstanceOf(target, cls);
190 } else {
191 throw std::bad_alloc();
192 }
193 INT_PTR handle;
194 if (isEmbeddedInstance) {
195 handle = static_cast<INT_PTR>(env->GetLongField(target, AwtFrame::handleID));
196 if (handle != 0) {
197 isEmbedded = TRUE;
198 }
199 }
200 frame->m_isEmbedded = isEmbedded;
201
202 BOOL isLightweight = FALSE;
203 cls = env->FindClass("sun/awt/LightweightFrame");
204 if (cls) {
205 isLightweight = env->IsInstanceOf(target, cls);
206 } else {
207 throw std::bad_alloc();
208 }
209 frame->m_isLightweight = isLightweight;
210
211 if (isEmbedded) {
212 hwndParent = (HWND)handle;
213
214 // JDK-8056915: Handle focus communication between plugin and frame
215 frame->m_isEmbeddedInIE = IsEmbeddedInIE(hwndParent);
216 if (frame->m_isEmbeddedInIE) {
217 env->SetBooleanField(target, isEmbeddedInIEID, JNI_TRUE);
218 }
219
220 RECT rect;
221 ::GetClientRect(hwndParent, &rect);
222 //Fix for 6328675: SWT_AWT.new_Frame doesn't occupy client area under JDK6
223 frame->m_isUndecorated = true;
224 /*
225 * Fix for BugTraq ID 4337754.
226 * Initialize m_peerObject before the first call
227 * to AwtFrame::GetClassName().
228 */
229 frame->m_peerObject = env->NewGlobalRef(self);
230 frame->RegisterClass();
231 DWORD exStyle = WS_EX_NOPARENTNOTIFY;
232
233 if (GetRTL()) {
234 exStyle |= WS_EX_RIGHT | WS_EX_LEFTSCROLLBAR;
235 if (GetRTLReadingOrder())
236 exStyle |= WS_EX_RTLREADING;
237 }
238
239 frame->m_hwnd = ::CreateWindowEx(exStyle,
240 frame->GetClassName(), TEXT(""),
241 WS_CHILD | WS_CLIPCHILDREN,
242 0, 0,
243 rect.right, rect.bottom,
244 hwndParent, NULL,
245 AwtToolkit::GetInstance().GetModuleHandle(),
246 NULL);
247 frame->LinkObjects(env, self);
248 frame->SubclassHWND();
249
250 // Update target's dimensions to reflect this embedded window.
251 ::GetClientRect(frame->m_hwnd, &rect);
252 ::MapWindowPoints(frame->m_hwnd, hwndParent, (LPPOINT)&rect, 2);
253
254 env->SetIntField(target, AwtComponent::xID, rect.left);
255 env->SetIntField(target, AwtComponent::yID, rect.top);
256 env->SetIntField(target, AwtComponent::widthID,
257 rect.right-rect.left);
258 env->SetIntField(target, AwtComponent::heightID,
259 rect.bottom-rect.top);
260 frame->InitPeerGraphicsConfig(env, self);
261 AwtToolkit::GetInstance().RegisterEmbedderProcessId(hwndParent);
262 } else if (isLightweight) {
263 frame->m_isUndecorated = true;
264 frame->m_peerObject = env->NewGlobalRef(self);
265 frame->RegisterClass();
266
267 DWORD exStyle = 0;
268 DWORD style = WS_POPUP;
269
270 frame->CreateHWnd(env, L"",
271 style,
272 exStyle,
273 0, 0, 0, 0,
274 0,
275 NULL,
276 ::GetSysColor(COLOR_WINDOWTEXT),
277 ::GetSysColor(COLOR_WINDOWFRAME),
278 self);
279 } else {
280 jint state = env->CallIntMethod(self, AwtFrame::getExtendedStateMID);
281 DWORD exStyle;
282 DWORD style;
283
284 // for input method windows, use minimal decorations
285 inputMethodWindowCls = env->FindClass("sun/awt/im/InputMethodWindow");
286 if (inputMethodWindowCls == NULL) {
287 throw std::bad_alloc();
288 }
289
290 if (env->IsInstanceOf(target, inputMethodWindowCls)) {
291 //for below-the-spot composition window, use no decoration
292 if (env->GetBooleanField(target, AwtFrame::undecoratedID) == JNI_TRUE){
293 exStyle = 0;
294 style = WS_POPUP|WS_CLIPCHILDREN;
295 frame->m_isUndecorated = TRUE;
296 } else {
297 exStyle = WS_EX_PALETTEWINDOW;
298 style = WS_CLIPCHILDREN;
299 }
300 frame->m_isInputMethodWindow = TRUE;
301 } else if (env->GetBooleanField(target, AwtFrame::undecoratedID) == JNI_TRUE) {
302 exStyle = 0;
303 style = WS_POPUP | WS_SYSMENU | WS_CLIPCHILDREN |
304 WS_MAXIMIZEBOX | WS_MINIMIZEBOX;
305 if (state & java_awt_Frame_ICONIFIED) {
306 frame->setIconic(TRUE);
307 }
308 frame->m_isUndecorated = TRUE;
309 } else {
310 exStyle = WS_EX_WINDOWEDGE;
311 style = WS_OVERLAPPEDWINDOW | WS_CLIPCHILDREN;
312 if (state & java_awt_Frame_ICONIFIED) {
313 frame->setIconic(TRUE);
314 }
315 }
316
317 if (GetRTL()) {
318 exStyle |= WS_EX_RIGHT | WS_EX_LEFTSCROLLBAR;
319 if (GetRTLReadingOrder())
320 exStyle |= WS_EX_RTLREADING;
321 }
322
323 jint x = env->GetIntField(target, AwtComponent::xID);
324 jint y = env->GetIntField(target, AwtComponent::yID);
325 jint width = env->GetIntField(target, AwtComponent::widthID);
326 jint height = env->GetIntField(target, AwtComponent::heightID);
327
328 frame->CreateHWnd(env, L"",
329 style,
330 exStyle,
331 0, 0, 0, 0,
332 hwndParent,
333 NULL,
334 ::GetSysColor(COLOR_WINDOWTEXT),
335 ::GetSysColor(COLOR_WINDOWFRAME),
336 self);
337 /*
338 * Reshape here instead of during create, so that a
339 * WM_NCCALCSIZE is sent.
340 */
341 frame->Reshape(x, y, width, height);
342 }
343 }
344 } catch (...) {
345 env->DeleteLocalRef(target);
346 env->DeleteLocalRef(cls);
347 env->DeleteLocalRef(inputMethodWindowCls);
348 throw;
349 }
350
351 done:
352 env->DeleteLocalRef(target);
353 env->DeleteLocalRef(cls);
354 env->DeleteLocalRef(inputMethodWindowCls);
355
356 return frame;
357 }
358
359 /*
360 * Returns true if the frame is embedded into Internet Explorer.
361 * The function checks the class name of the parent window of the embedded frame.
362 */
363 BOOL AwtFrame::IsEmbeddedInIE(HWND hwndParent)
364 {
365 const char *pluginClass = "Java Plug-in Control Window";
366 #define PARENT_CLASS_BUFFER_SIZE 64
367 char parentClass[PARENT_CLASS_BUFFER_SIZE];
368
369 return (::GetClassNameA(hwndParent, parentClass, PARENT_CLASS_BUFFER_SIZE) > 0)
370 && (strncmp(parentClass, pluginClass, PARENT_CLASS_BUFFER_SIZE) == 0);
371 }
372
373
374 LRESULT AwtFrame::ProxyWindowProc(UINT message, WPARAM wParam, LPARAM lParam, MsgRouting &mr)
375 {
376 LRESULT retValue = 0L;
377
378 AwtComponent *focusOwner = NULL;
379 AwtComponent *imeTargetComponent = NULL;
380
381 // IME and input language related messages need to be sent to a window
382 // which has the Java input focus
383 switch (message) {
384 case WM_IME_STARTCOMPOSITION:
385 case WM_IME_ENDCOMPOSITION:
386 case WM_IME_COMPOSITION:
387 case WM_IME_SETCONTEXT:
388 case WM_IME_NOTIFY:
389 case WM_IME_CONTROL:
390 case WM_IME_COMPOSITIONFULL:
391 case WM_IME_SELECT:
392 case WM_IME_CHAR:
393 case WM_IME_REQUEST:
394 case WM_IME_KEYDOWN:
395 case WM_IME_KEYUP:
396 case WM_INPUTLANGCHANGEREQUEST:
397 case WM_INPUTLANGCHANGE:
398 if (message == WM_IME_STARTCOMPOSITION) {
399 SetImeTargetComponent(sm_focusOwner);
400 }
401 imeTargetComponent = AwtComponent::GetComponent(GetImeTargetComponent());
402 if (imeTargetComponent != NULL &&
403 imeTargetComponent != this) // avoid recursive calls
404 {
405 retValue = imeTargetComponent->WindowProc(message, wParam, lParam);
406 mr = mrConsume;
407 }
408 if (message == WM_IME_ENDCOMPOSITION) {
409 SetImeTargetComponent(NULL);
410 }
411 break;
412 case WM_SETFOCUS:
413 if (sm_inSynthesizeFocus) break; // pass it up the WindowProc chain
414
415 if (!sm_suppressFocusAndActivation) {
416 if (IsLightweightFrame() || IsEmbeddedFrame()) {
417 AwtSetActiveWindow();
418 }
419 }
420 mr = mrConsume;
421 break;
422 case WM_KILLFOCUS:
423 if (sm_inSynthesizeFocus) break; // pass it up the WindowProc chain
424
425 if (!sm_suppressFocusAndActivation) {
426 if (IsLightweightFrame() || IsEmbeddedFrame()) {
427 HWND oppositeToplevelHWnd = AwtComponent::GetTopLevelParentForWindow((HWND)wParam);
428 if (oppositeToplevelHWnd != AwtComponent::GetFocusedWindow()) {
429 AwtWindow::SynthesizeWmActivate(FALSE, GetHWnd(), NULL);
430 }
431 }
432 } else if (sm_restoreFocusAndActivation) {
433 if (AwtComponent::GetFocusedWindow() != NULL) {
434 AwtWindow *focusedWindow = (AwtWindow*)GetComponent(AwtComponent::GetFocusedWindow());
435 if (focusedWindow != NULL) {
436 // Will just silently restore native focus & activation.
437 focusedWindow->AwtSetActiveWindow();
438 }
439 }
440 }
441 mr = mrConsume;
442 break;
443 case 0x0127: // WM_CHANGEUISTATE
444 case 0x0128: // WM_UPDATEUISTATE
445 mr = mrConsume;
446 break;
447 }
448
449 return retValue;
450 }
451
452 LRESULT AwtFrame::WindowProc(UINT message, WPARAM wParam, LPARAM lParam)
453 {
454 MsgRouting mr = mrDoDefault;
455 LRESULT retValue = 0L;
456
457 retValue = ProxyWindowProc(message, wParam, lParam, mr);
458
459 if (mr != mrConsume) {
460 retValue = AwtWindow::WindowProc(message, wParam, lParam);
461 }
462 return retValue;
463 }
464
465 MsgRouting AwtFrame::WmShowWindow(BOOL show, UINT status)
466 {
467 /*
468 * Fix for 6492970.
469 * When a non-focusable toplevel is shown alone the Java process
470 * is not foreground. If one shows another (focusable) toplevel
471 * the native platform not always makes it foreground (see the CR).
472 * Even worse, sometimes it sends the newly shown toplevel WM_ACTIVATE
473 * message. This breaks Java focus. To workaround the problem we
474 * set the toplevel being shown foreground programmatically.
475 * The fix is localized to non-foreground process case only.
476 * (See also: 6599270)
477 */
478 if (!IsEmbeddedFrame() && show == TRUE && status == 0) {
479 HWND fgHWnd = ::GetForegroundWindow();
480 if (fgHWnd != NULL) {
481 DWORD fgProcessID;
482 ::GetWindowThreadProcessId(fgHWnd, &fgProcessID);
483
484 if (fgProcessID != ::GetCurrentProcessId()) {
485 AwtWindow* window = (AwtWindow*)GetComponent(GetHWnd());
486
487 if (window != NULL && window->IsFocusableWindow() && window->IsAutoRequestFocus() &&
488 !::IsWindow(GetModalBlocker(GetHWnd())))
489 {
490 // When the Java process is not allowed to set the foreground window
491 // (see MSDN) the request below will just have no effect.
492 ::SetForegroundWindow(GetHWnd());
493 }
494 }
495 }
496 }
497 return AwtWindow::WmShowWindow(show, status);
498 }
499
500 MsgRouting AwtFrame::WmMouseUp(UINT flags, int x, int y, int button) {
501 if (isInManualMoveOrSize) {
502 isInManualMoveOrSize = FALSE;
503 ::ReleaseCapture();
504 return mrConsume;
505 }
506 return AwtWindow::WmMouseUp(flags, x, y, button);
507 }
508
509 MsgRouting AwtFrame::WmMouseMove(UINT flags, int x, int y) {
510 /**
511 * If this Frame is non-focusable then we should implement move and size operation for it by
512 * ourselfves because we don't dispatch appropriate mouse messages to default window procedure.
513 */
514 if (!IsFocusableWindow() && isInManualMoveOrSize) {
515 DWORD curPos = ::GetMessagePos();
516 x = GET_X_LPARAM(curPos);
517 y = GET_Y_LPARAM(curPos);
518 RECT r;
519 ::GetWindowRect(GetHWnd(), &r);
520 POINT mouseLoc = {x, y};
521 mouseLoc.x -= savedMousePos.x;
522 mouseLoc.y -= savedMousePos.y;
523 savedMousePos.x = x;
524 savedMousePos.y = y;
525 if (grabbedHitTest == HTCAPTION) {
526 ::SetWindowPos(GetHWnd(), NULL, r.left+mouseLoc.x, r.top+mouseLoc.y,
527 r.right-r.left, r.bottom-r.top,
528 SWP_NOACTIVATE | SWP_NOSIZE | SWP_NOZORDER);
529 } else {
530 switch (grabbedHitTest) {
531 case HTTOP:
532 r.top += mouseLoc.y;
533 break;
534 case HTBOTTOM:
535 r.bottom += mouseLoc.y;
536 break;
537 case HTRIGHT:
538 r.right += mouseLoc.x;
539 break;
540 case HTLEFT:
541 r.left += mouseLoc.x;
542 break;
543 case HTTOPLEFT:
544 r.left += mouseLoc.x;
545 r.top += mouseLoc.y;
546 break;
547 case HTTOPRIGHT:
548 r.top += mouseLoc.y;
549 r.right += mouseLoc.x;
550 break;
551 case HTBOTTOMLEFT:
552 r.left += mouseLoc.x;
553 r.bottom += mouseLoc.y;
554 break;
555 case HTBOTTOMRIGHT:
556 case HTSIZE:
557 r.right += mouseLoc.x;
558 r.bottom += mouseLoc.y;
559 break;
560 }
561
562 ::SetWindowPos(GetHWnd(), NULL, r.left, r.top,
563 r.right-r.left, r.bottom-r.top,
564 SWP_NOACTIVATE | SWP_NOZORDER |
565 SWP_NOCOPYBITS | SWP_DEFERERASE);
566 }
567 return mrConsume;
568 } else {
569 return AwtWindow::WmMouseMove(flags, x, y);
570 }
571 }
572
573 MsgRouting AwtFrame::WmNcMouseUp(WPARAM hitTest, int x, int y, int button) {
574 if (!IsFocusableWindow() && (button & LEFT_BUTTON)) {
575 /*
576 * Fix for 6399659.
577 * The native system shouldn't activate the next window in z-order
578 * when minimizing non-focusable window.
579 */
580 if (hitTest == HTMINBUTTON) {
581 ::ShowWindow(GetHWnd(), SW_SHOWMINNOACTIVE);
582 return mrConsume;
583 }
584 /**
585 * If this Frame is non-focusable then we should implement move and size operation for it by
586 * ourselfves because we don't dispatch appropriate mouse messages to default window procedure.
587 */
588 if ((button & DBL_CLICK) && hitTest == HTCAPTION) {
589 // Double click on caption - maximize or restore Frame.
590 if (IsResizable()) {
591 if (::IsZoomed(GetHWnd())) {
592 ::ShowWindow(GetHWnd(), SW_SHOWNOACTIVATE);
593 } else {
594 ::ShowWindow(GetHWnd(), SW_MAXIMIZE);
595 }
596 }
597 return mrConsume;
598 }
599 switch (hitTest) {
600 case HTMAXBUTTON:
601 if (IsResizable()) {
602 if (::IsZoomed(GetHWnd())) {
603 ::ShowWindow(GetHWnd(), SW_SHOWNOACTIVATE);
604 } else {
605 ::ShowWindow(GetHWnd(), SW_MAXIMIZE);
606 }
607 }
608 return mrConsume;
609 default:
610 return mrDoDefault;
611 }
612 }
613 return AwtWindow::WmNcMouseUp(hitTest, x, y, button);
614 }
615
616 MsgRouting AwtFrame::WmNcMouseDown(WPARAM hitTest, int x, int y, int button) {
617 // By Swing request, click on the Frame's decorations (even on
618 // grabbed Frame) should generate UngrabEvent
619 if (m_grabbedWindow != NULL/* && !m_grabbedWindow->IsOneOfOwnersOf(this)*/) {
620 m_grabbedWindow->Ungrab();
621 }
622 if (!IsFocusableWindow() && (button & LEFT_BUTTON)) {
623 switch (hitTest) {
624 case HTTOP:
625 case HTBOTTOM:
626 case HTLEFT:
627 case HTRIGHT:
628 case HTTOPLEFT:
629 case HTTOPRIGHT:
630 case HTBOTTOMLEFT:
631 case HTBOTTOMRIGHT:
632 case HTSIZE:
633 // Zoomed or non-resizable unfocusable frames should not be resizable.
634 if (isZoomed() || !IsResizable()) {
635 return mrConsume;
636 }
637 case HTCAPTION:
638 // We are going to perform default mouse action on non-client area of this window
639 // Grab mouse for this purpose and store coordinates for motion vector calculation
640 savedMousePos.x = x;
641 savedMousePos.y = y;
642 ::SetCapture(GetHWnd());
643 isInManualMoveOrSize = TRUE;
644 grabbedHitTest = hitTest;
645 return mrConsume;
646 default:
647 return mrDoDefault;
648 }
649 }
650 return AwtWindow::WmNcMouseDown(hitTest, x, y, button);
651 }
652
653 // Override AwtWindow::Reshape() to handle minimized/maximized
654 // frames (see 6525850, 4065534)
655 void AwtFrame::Reshape(int x, int y, int width, int height)
656 {
657 if (isIconic()) {
658 // normal AwtComponent::Reshape will not work for iconified windows so...
659 WINDOWPLACEMENT wp;
660 POINT ptMinPosition = {x,y};
661 POINT ptMaxPosition = {0,0};
662 RECT rcNormalPosition = {x,y,x+width,y+height};
663 RECT rcWorkspace;
664 HWND hWndDesktop = GetDesktopWindow();
665 HWND hWndSelf = GetHWnd();
666
667 // SetWindowPlacement takes workspace coordinates, but
668 // if taskbar is at top of screen, workspace coords !=
669 // screen coords, so offset by workspace origin
670 VERIFY(::SystemParametersInfo(SPI_GETWORKAREA, 0, (PVOID)&rcWorkspace, 0));
671 ::OffsetRect(&rcNormalPosition, -rcWorkspace.left, -rcWorkspace.top);
672
673 // set the window size for when it is not-iconified
674 wp.length = sizeof(wp);
675 wp.flags = WPF_SETMINPOSITION;
676 wp.showCmd = IsVisible() ? SW_SHOWMINIMIZED : SW_HIDE;
677 wp.ptMinPosition = ptMinPosition;
678 wp.ptMaxPosition = ptMaxPosition;
679 wp.rcNormalPosition = rcNormalPosition;
680
681 // If the call is not guarded with ignoreWmSize,
682 // a regression for bug 4851435 appears.
683 // Having this call guarded also prevents
684 // changing the iconified state of the frame
685 // while calling the Frame.setBounds() method.
686 m_ignoreWmSize = TRUE;
687 ::SetWindowPlacement(hWndSelf, &wp);
688 m_ignoreWmSize = FALSE;
689
690 return;
691 }
692
693 if (isZoomed()) {
694 // setting size of maximized window, we remove the
695 // maximized state bit (matches Motif behaviour)
696 // (calling ShowWindow(SW_RESTORE) would fire an
697 // activation event which we don't want)
698 LONG style = GetStyle();
699 DASSERT(style & WS_MAXIMIZE);
700 style ^= WS_MAXIMIZE;
701 SetStyle(style);
702 }
703
704 AwtWindow::Reshape(x, y, width, height);
705 }
706
707
708 /* Show the frame in it's current state */
709 void
710 AwtFrame::Show()
711 {
712 m_visible = true;
713 HWND hwnd = GetHWnd();
714 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2);
715
716 if (IsLightweightFrame()) {
717 return;
718 }
719
720 DTRACE_PRINTLN3("AwtFrame::Show:%s%s%s",
721 m_iconic ? " iconic" : "",
722 m_zoomed ? " zoomed" : "",
723 m_iconic || m_zoomed ? "" : " normal");
724
725 BOOL locationByPlatform = env->GetBooleanField(GetTarget(env), AwtWindow::locationByPlatformID);
726
727 if (locationByPlatform) {
728 moveToDefaultLocation();
729 }
730 EnableTranslucency(TRUE);
731
732 BOOL autoRequestFocus = IsAutoRequestFocus();
733
734 if (m_iconic) {
735 if (m_zoomed) {
736 // This whole function could probably be rewritten to use
737 // ::SetWindowPlacement but MS docs doesn't tell if
738 // ::SetWindowPlacement is a proper superset of
739 // ::ShowWindow. So let's be conservative and only use it
740 // here, where we really do need it.
741 DTRACE_PRINTLN("AwtFrame::Show(SW_SHOWMINIMIZED, WPF_RESTORETOMAXIMIZED");
742 WINDOWPLACEMENT wp;
743 ::ZeroMemory(&wp, sizeof(WINDOWPLACEMENT));
744 wp.length = sizeof(WINDOWPLACEMENT);
745 ::GetWindowPlacement(hwnd, &wp);
746 if (!IsFocusableWindow() || !autoRequestFocus) {
747 wp.showCmd = SW_SHOWMINNOACTIVE;
748 } else {
749 wp.showCmd = SW_SHOWMINIMIZED;
750 }
751 wp.flags |= WPF_RESTORETOMAXIMIZED;
752 ::SetWindowPlacement(hwnd, &wp);
753 }
754 else {
755 DTRACE_PRINTLN("AwtFrame::Show(SW_SHOWMINIMIZED)");
756 if (!IsFocusableWindow() || !autoRequestFocus) {
757 ::ShowWindow(hwnd, SW_SHOWMINNOACTIVE);
758 } else {
759 ::ShowWindow(hwnd, SW_SHOWMINIMIZED);
760 }
761 }
762 }
763 else if (m_zoomed) {
764 DTRACE_PRINTLN("AwtFrame::Show(SW_SHOWMAXIMIZED)");
765 if (!autoRequestFocus) {
766
767 m_filterFocusAndActivation = TRUE;
768 ::ShowWindow(hwnd, SW_MAXIMIZE);
769 m_filterFocusAndActivation = FALSE;
770
771 } else if (!IsFocusableWindow()) {
772 ::ShowWindow(hwnd, SW_MAXIMIZE);
773 } else {
774 ::ShowWindow(hwnd, SW_SHOWMAXIMIZED);
775 }
776 }
777 else if (m_isInputMethodWindow) {
778 // Don't activate input methow window
779 DTRACE_PRINTLN("AwtFrame::Show(SW_SHOWNA)");
780 ::ShowWindow(hwnd, SW_SHOWNA);
781
782 // After the input method window shown, we have to adjust the
783 // IME candidate window position. Here is why.
784 // Usually, when IMM opens the candidate window, it sends WM_IME_NOTIFY w/
785 // IMN_OPENCANDIDATE message to the awt component window. The
786 // awt component makes a Java call to acquire the text position
787 // in order to show the candidate window just below the input method window.
788 // However, by the time it acquires the position, the input method window
789 // hasn't been displayed yet, the position returned is just below
790 // the composed text and when the input method window is shown, it
791 // will hide part of the candidate list. To fix this, we have to
792 // adjust the candidate window position after the input method window
793 // is shown. See bug 5012944.
794 AdjustCandidateWindowPos();
795 }
796 else {
797 // Nor iconic, nor zoomed (handled above) - so use SW_RESTORE
798 // to show in "normal" state regardless of whatever stale
799 // state might the invisible window still has.
800 DTRACE_PRINTLN("AwtFrame::Show(SW_RESTORE)");
801 if (!IsFocusableWindow() || !autoRequestFocus) {
802 ::ShowWindow(hwnd, SW_SHOWNOACTIVATE);
803 } else {
804 ::ShowWindow(hwnd, SW_RESTORE);
805 }
806 }
807 }
808
809 void
810 AwtFrame::SendWindowStateEvent(int oldState, int newState)
811 {
812 SendWindowEvent(java_awt_event_WindowEvent_WINDOW_STATE_CHANGED,
813 NULL, oldState, newState);
814 }
815
816 void
817 AwtFrame::ClearMaximizedBounds()
818 {
819 m_maxBoundsSet = FALSE;
820 }
821
822 void AwtFrame::AdjustCandidateWindowPos()
823 {
824 // This method should only be called if the current frame
825 // is the input method window frame.
826 if (!m_isInputMethodWindow) {
827 return;
828 }
829
830 RECT inputWinRec, focusWinRec;
831 AwtComponent *comp = AwtComponent::GetComponent(AwtComponent::sm_focusOwner);
832 if (comp == NULL) {
833 return;
834 }
835
836 ::GetWindowRect(GetHWnd(), &inputWinRec);
837 ::GetWindowRect(sm_focusOwner, &focusWinRec);
838
839 LPARAM candType = comp->GetCandidateType();
840 HWND defaultIMEWnd = ::ImmGetDefaultIMEWnd(GetHWnd());
841 if (defaultIMEWnd == NULL) {
842 return;
843 }
844 UINT bits = 1;
845 // adjusts the candidate window position
846 for (int iCandType = 0; iCandType < 32; iCandType++, bits<<=1) {
847 if (candType & bits) {
848 CANDIDATEFORM cf;
849 cf.dwIndex = iCandType;
850 cf.dwStyle = CFS_CANDIDATEPOS;
851 // Since the coordinates are relative to the containing window,
852 // we have to calculate the coordinates as below.
853 cf.ptCurrentPos.x = inputWinRec.left - focusWinRec.left;
854 cf.ptCurrentPos.y = inputWinRec.bottom - focusWinRec.top;
855
856 // sends IMC_SETCANDIDATEPOS to IMM to move the candidate window.
857 ::SendMessage(defaultIMEWnd, WM_IME_CONTROL, IMC_SETCANDIDATEPOS, (LPARAM)&cf);
858 }
859 }
860 }
861
862 void
863 AwtFrame::SetMaximizedBounds(int x, int y, int w, int h)
864 {
865 m_maxPos.x = x;
866 m_maxPos.y = y;
867 m_maxSize.x = w;
868 m_maxSize.y = h;
869 m_maxBoundsSet = TRUE;
870 }
871
872 MsgRouting AwtFrame::WmGetMinMaxInfo(LPMINMAXINFO lpmmi)
873 {
874 //Firstly call AwtWindow's function
875 MsgRouting r = AwtWindow::WmGetMinMaxInfo(lpmmi);
876
877 //Then replace maxPos & maxSize if necessary
878 if (!m_maxBoundsSet) {
879 return r;
880 }
881
882 if (m_maxPos.x != java_lang_Integer_MAX_VALUE)
883 lpmmi->ptMaxPosition.x = m_maxPos.x;
884 if (m_maxPos.y != java_lang_Integer_MAX_VALUE)
885 lpmmi->ptMaxPosition.y = m_maxPos.y;
886 if (m_maxSize.x != java_lang_Integer_MAX_VALUE)
887 lpmmi->ptMaxSize.x = m_maxSize.x;
888 if (m_maxSize.y != java_lang_Integer_MAX_VALUE)
889 lpmmi->ptMaxSize.y = m_maxSize.y;
890 return mrConsume;
891 }
892
893 MsgRouting AwtFrame::WmSize(UINT type, int w, int h)
894 {
895 currentWmSizeState = type;
896 if (currentWmSizeState == SIZE_MINIMIZED) {
897 UpdateSecurityWarningVisibility();
898 }
899
900 if (m_ignoreWmSize) {
901 return mrDoDefault;
902 }
903
904 DTRACE_PRINTLN6("AwtFrame::WmSize: %dx%d,%s visible, state%s%s%s",
905 w, h,
906 ::IsWindowVisible(GetHWnd()) ? "" : " not",
907 m_iconic ? " iconic" : "",
908 m_zoomed ? " zoomed" : "",
909 m_iconic || m_zoomed ? "" : " normal");
910
911 BOOL iconify = type == SIZE_MINIMIZED;
912
913 // Note that zoom may be set to TRUE in several cases:
914 // 1. type == SIZE_MAXIMIZED means that either the user or
915 // the developer (via setExtendedState(MAXIMIZED_BOTH)
916 // maximizes the frame.
917 // 2. type == SIZE_MINIMIZED && isZoomed() means that a maximized
918 // frame is to be minimized. If the user minimizes a maximized
919 // frame, we need to keep the zoomed property TRUE. However,
920 // if the developer calls setExtendedState(ICONIFIED), i.e.
921 // w/o combining the ICONIFIED state with the MAXIMIZED state,
922 // we MUST RESET the zoomed property.
923 // The flag m_forceResetZoomed identifies the latter case.
924 BOOL zoom =
925 (
926 type == SIZE_MAXIMIZED
927 ||
928 (type == SIZE_MINIMIZED && isZoomed())
929 )
930 && !m_forceResetZoomed;
931
932 // Set the new state and send appropriate Java event
933 jint oldState = java_awt_Frame_NORMAL;
934 if (isIconic()) {
935 oldState |= java_awt_Frame_ICONIFIED;
936 }
937 if (isZoomed()) {
938 oldState |= java_awt_Frame_MAXIMIZED_BOTH;
939 }
940
941 jint newState = java_awt_Frame_NORMAL;
942 if (iconify) {
943 newState |= java_awt_Frame_ICONIFIED;
944 }
945 if (zoom) {
946 newState |= java_awt_Frame_MAXIMIZED_BOTH;
947 }
948
949 setIconic(iconify);
950 setZoomed(zoom);
951
952 jint changed = oldState ^ newState;
953 if (changed != 0) {
954 DTRACE_PRINTLN2("AwtFrame::WmSize: reporting state change %x -> %x",
955 oldState, newState);
956
957 // sync target with peer
958 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2);
959 env->CallVoidMethod(GetPeer(env), AwtFrame::setExtendedStateMID, newState);
960
961 // report (de)iconification to old clients
962 if (changed & java_awt_Frame_ICONIFIED) {
963 if (newState & java_awt_Frame_ICONIFIED) {
964 SendWindowEvent(java_awt_event_WindowEvent_WINDOW_ICONIFIED);
965 } else {
966 SendWindowEvent(java_awt_event_WindowEvent_WINDOW_DEICONIFIED);
967 }
968 }
969
970 // New (since 1.4) state change event
971 SendWindowStateEvent(oldState, newState);
972 }
973
974 // If window is in iconic state, do not send COMPONENT_RESIZED event
975 if (isIconic()) {
976 return mrDoDefault;
977 }
978
979 return AwtWindow::WmSize(type, w, h);
980 }
981
982 MsgRouting AwtFrame::WmActivate(UINT nState, BOOL fMinimized, HWND opposite)
983 {
984 jint type;
985
986 if (nState != WA_INACTIVE) {
987 if (::IsWindow(AwtWindow::GetModalBlocker(GetHWnd())) ||
988 CheckActivateActualFocusedWindow(opposite))
989 {
990 return mrConsume;
991 }
992 type = java_awt_event_WindowEvent_WINDOW_GAINED_FOCUS;
993 AwtComponent::SetFocusedWindow(GetHWnd());
994
995 } else {
996 if (!::IsWindow(AwtWindow::GetModalBlocker(opposite))) {
997 // If deactivation happens because of press on grabbing
998 // window - this is nonsense, since grabbing window is
999 // assumed to have focus and watch for deactivation. But
1000 // this can happen - if grabbing window is proxied Window,
1001 // with Frame keeping real focus for it.
1002 if (m_grabbedWindow != NULL) {
1003 if (m_grabbedWindow->GetHWnd() == opposite) {
1004 // Do nothing
1005 } else {
1006 // Normally, we would rather check that this ==
1007 // grabbed window, and focus is leaving it -
1008 // ungrab. But since we know about proxied
1009 // windows, we simply assume this is one of the
1010 // known cases.
1011 if (!m_grabbedWindow->IsOneOfOwnersOf((AwtWindow*)AwtComponent::GetComponent(opposite))) {
1012 m_grabbedWindow->Ungrab();
1013 }
1014 }
1015 }
1016 CheckRetainActualFocusedWindow(opposite);
1017
1018 type = java_awt_event_WindowEvent_WINDOW_LOST_FOCUS;
1019 AwtComponent::SetFocusedWindow(NULL);
1020 sm_focusOwner = NULL;
1021 }
1022 }
1023
1024 SendWindowEvent(type, opposite);
1025 return mrConsume;
1026 }
1027
1028 BOOL AwtFrame::CheckActivateActualFocusedWindow(HWND deactivatedOpositeHWnd)
1029 {
1030 if (m_actualFocusedWindow != NULL) {
1031 HWND hwnd = m_actualFocusedWindow->GetHWnd();
1032 if (hwnd != NULL && ::IsWindowVisible(hwnd)) {
1033 SynthesizeWmActivate(TRUE, hwnd, deactivatedOpositeHWnd);
1034 return TRUE;
1035 }
1036 m_actualFocusedWindow = NULL;
1037 }
1038 return FALSE;
1039 }
1040
1041 void AwtFrame::CheckRetainActualFocusedWindow(HWND activatedOpositeHWnd)
1042 {
1043 // If actual focused window is not this Frame
1044 if (AwtComponent::GetFocusedWindow() != GetHWnd()) {
1045 // Make sure the actual focused window is an owned window of this frame
1046 AwtWindow *focusedWindow = (AwtWindow *)AwtComponent::GetComponent(AwtComponent::GetFocusedWindow());
1047 if (focusedWindow != NULL && focusedWindow->GetOwningFrameOrDialog() == this) {
1048
1049 // Check that the opposite window is not this frame, nor an owned window of this frame
1050 if (activatedOpositeHWnd != NULL) {
1051 AwtWindow *oppositeWindow = (AwtWindow *)AwtComponent::GetComponent(activatedOpositeHWnd);
1052 if (oppositeWindow && oppositeWindow != this &&
1053 oppositeWindow->GetOwningFrameOrDialog() != this)
1054 {
1055 m_actualFocusedWindow = focusedWindow;
1056 }
1057 } else {
1058 m_actualFocusedWindow = focusedWindow;
1059 }
1060 }
1061 }
1062 }
1063
1064 BOOL AwtFrame::AwtSetActiveWindow(BOOL isMouseEventCause, UINT hittest)
1065 {
1066 if (hittest == HTCLIENT) {
1067 // Don't let the actualFocusedWindow to steal focus if:
1068 // a) the frame is clicked in its client area;
1069 // b) focus is requested to some of the frame's child.
1070 m_actualFocusedWindow = NULL;
1071 }
1072 if (IsLightweightFrame()) {
1073 return TRUE;
1074 }
1075 if (isMouseEventCause && IsEmbeddedFrame() && m_isEmbeddedInIE) {
1076 HWND hwndProxy = GetProxyFocusOwner();
1077 // Do nothing if this frame is focused already
1078 if (::GetFocus() != hwndProxy) {
1079 // Fix for JDK-8056915:
1080 // If window activated with mouse, set focus to plugin control window
1081 // first to preserve focus owner inside browser window
1082 if (SetFocusToPluginControl(::GetParent(GetHWnd()))) {
1083 return TRUE;
1084 }
1085 // Plugin control window is already focused, so do normal processing
1086 }
1087 }
1088 return AwtWindow::AwtSetActiveWindow(isMouseEventCause);
1089 }
1090
1091 MsgRouting AwtFrame::WmEnterMenuLoop(BOOL isTrackPopupMenu)
1092 {
1093 if ( !isTrackPopupMenu ) {
1094 m_isMenuDropped = TRUE;
1095 }
1096 return mrDoDefault;
1097 }
1098
1099 MsgRouting AwtFrame::WmExitMenuLoop(BOOL isTrackPopupMenu)
1100 {
1101 if ( !isTrackPopupMenu ) {
1102 m_isMenuDropped = FALSE;
1103 }
1104 return mrDoDefault;
1105 }
1106
1107 AwtMenuBar* AwtFrame::GetMenuBar()
1108 {
1109 return menuBar;
1110 }
1111
1112 void AwtFrame::SetMenuBar(AwtMenuBar* mb)
1113 {
1114 menuBar = mb;
1115 if (mb == NULL) {
1116 // Remove existing menu bar, if any.
1117 ::SetMenu(GetHWnd(), NULL);
1118 } else {
1119 if (menuBar->GetHMenu() != NULL) {
1120 ::SetMenu(GetHWnd(), menuBar->GetHMenu());
1121 }
1122 }
1123 }
1124
1125 MsgRouting AwtFrame::WmDrawItem(UINT ctrlId, DRAWITEMSTRUCT& drawInfo)
1126 {
1127 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2);
1128
1129 // if the item to be redrawn is the menu bar, then do it
1130 AwtMenuBar* awtMenubar = GetMenuBar();
1131 if (drawInfo.CtlType == ODT_MENU && (awtMenubar != NULL) &&
1132 (::GetMenu( GetHWnd() ) == (HMENU)drawInfo.hwndItem) )
1133 {
1134 awtMenubar->DrawItem(drawInfo);
1135 return mrConsume;
1136 }
1137
1138 return AwtComponent::WmDrawItem(ctrlId, drawInfo);
1139 }
1140
1141 MsgRouting AwtFrame::WmMeasureItem(UINT ctrlId, MEASUREITEMSTRUCT& measureInfo)
1142 {
1143 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2);
1144 AwtMenuBar* awtMenubar = GetMenuBar();
1145 if ((measureInfo.CtlType == ODT_MENU) && (awtMenubar != NULL))
1146 {
1147 // AwtMenu instance is stored in itemData. Use it to check if this
1148 // menu is the menu bar.
1149 AwtMenu * pMenu = (AwtMenu *) measureInfo.itemData;
1150 DASSERT(pMenu != NULL);
1151 if ( pMenu == awtMenubar )
1152 {
1153 HWND hWnd = GetHWnd();
1154 HDC hDC = ::GetDC(hWnd);
1155 DASSERT(hDC != NULL);
1156 awtMenubar->MeasureItem(hDC, measureInfo);
1157 VERIFY(::ReleaseDC(hWnd, hDC));
1158 return mrConsume;
1159 }
1160 }
1161
1162 return AwtComponent::WmMeasureItem(ctrlId, measureInfo);
1163 }
1164
1165 MsgRouting AwtFrame::WmGetIcon(WPARAM iconType, LRESULT& retVal)
1166 {
1167 //Workaround windows bug:
1168 //when reseting from specific icon to class icon
1169 //taskbar is not updated
1170 if (iconType <= 2 /*ICON_SMALL2*/) {
1171 retVal = (LRESULT)GetEffectiveIcon(iconType);
1172 return mrConsume;
1173 } else {
1174 return mrDoDefault;
1175 }
1176 }
1177
1178 void AwtFrame::DoUpdateIcon()
1179 {
1180 //Workaround windows bug:
1181 //when reseting from specific icon to class icon
1182 //taskbar is not updated
1183 HICON hIcon = GetEffectiveIcon(ICON_BIG);
1184 HICON hIconSm = GetEffectiveIcon(ICON_SMALL);
1185 SendMessage(WM_SETICON, ICON_BIG, (LPARAM)hIcon);
1186 SendMessage(WM_SETICON, ICON_SMALL, (LPARAM)hIconSm);
1187 }
1188
1189 HICON AwtFrame::GetEffectiveIcon(int iconType)
1190 {
1191 BOOL smallIcon = ((iconType == ICON_SMALL) || (iconType == 2/*ICON_SMALL2*/));
1192 HICON hIcon = (smallIcon) ? GetHIconSm() : GetHIcon();
1193 if (hIcon == NULL) {
1194 hIcon = (smallIcon) ? AwtToolkit::GetInstance().GetAwtIconSm() :
1195 AwtToolkit::GetInstance().GetAwtIcon();
1196 }
1197 return hIcon;
1198 }
1199
1200 static BOOL keepOnMinimize(jobject peer) {
1201 static BOOL checked = FALSE;
1202 static BOOL keep = FALSE;
1203 if (!checked) {
1204 keep = (JNU_GetStaticFieldByName(AwtToolkit::GetEnv(), NULL,
1205 "sun/awt/windows/WFramePeer", "keepOnMinimize", "Z").z) == JNI_TRUE;
1206 checked = TRUE;
1207 }
1208 return keep;
1209 }
1210
1211 MsgRouting AwtFrame::WmSysCommand(UINT uCmdType, int xPos, int yPos)
1212 {
1213 // ignore any WM_SYSCOMMAND if this window is blocked by modal dialog
1214 if (::IsWindow(AwtWindow::GetModalBlocker(GetHWnd()))) {
1215 return mrConsume;
1216 }
1217
1218 if (uCmdType == (SYSCOMMAND_IMM & 0xFFF0)){
1219 JNIEnv* env = AwtToolkit::GetEnv();
1220 JNU_CallMethodByName(env, NULL, m_peerObject,
1221 "notifyIMMOptionChange", "()V");
1222 DASSERT(!safe_ExceptionOccurred(env));
1223 return mrConsume;
1224 }
1225 if ((uCmdType == SC_MINIMIZE) && keepOnMinimize(m_peerObject)) {
1226 ::ShowWindow(GetHWnd(),SW_SHOWMINIMIZED);
1227 return mrConsume;
1228 }
1229 return AwtWindow::WmSysCommand(uCmdType, xPos, yPos);
1230 }
1231
1232 LRESULT AwtFrame::WinThreadExecProc(ExecuteArgs * args)
1233 {
1234 switch( args->cmdId ) {
1235 case FRAME_SETMENUBAR:
1236 {
1237 jobject mbPeer = (jobject)args->param1;
1238
1239 // cancel any currently dropped down menus
1240 if (m_isMenuDropped) {
1241 SendMessage(WM_CANCELMODE);
1242 }
1243
1244 if (mbPeer == NULL) {
1245 // Remove existing menu bar, if any
1246 SetMenuBar(NULL);
1247 } else {
1248 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2);
1249 AwtMenuBar* menuBar = (AwtMenuBar *)JNI_GET_PDATA(mbPeer);
1250 SetMenuBar(menuBar);
1251 }
1252 DrawMenuBar();
1253 break;
1254 }
1255
1256 default:
1257 AwtWindow::WinThreadExecProc(args);
1258 break;
1259 }
1260
1261 return 0L;
1262 }
1263
1264 void AwtFrame::_SynthesizeWmActivate(void *param)
1265 {
1266 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2);
1267
1268 SynthesizeWmActivateStruct *sas = (SynthesizeWmActivateStruct *)param;
1269 jobject self = sas->frame;
1270 jboolean doActivate = sas->doActivate;
1271
1272 AwtFrame *frame = NULL;
1273
1274 PDATA pData;
1275 JNI_CHECK_PEER_GOTO(self, ret);
1276 frame = (AwtFrame *)pData;
1277
1278 SynthesizeWmActivate(doActivate, frame->GetHWnd(), NULL);
1279 ret:
1280 env->DeleteGlobalRef(self);
1281
1282 delete sas;
1283 }
1284
1285 jobject AwtFrame::_GetBoundsPrivate(void *param)
1286 {
1287 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2);
1288
1289 jobject self = (jobject)param;
1290
1291 jobject result = NULL;
1292 AwtFrame *f = NULL;
1293
1294 PDATA pData;
1295 JNI_CHECK_PEER_GOTO(self, ret);
1296 f = (AwtFrame *)pData;
1297 if (::IsWindow(f->GetHWnd()))
1298 {
1299 RECT rect;
1300 ::GetWindowRect(f->GetHWnd(), &rect);
1301 HWND parent = ::GetParent(f->GetHWnd());
1302 if (::IsWindow(parent))
1303 {
1304 POINT zero;
1305 zero.x = 0;
1306 zero.y = 0;
1307 ::ClientToScreen(parent, &zero);
1308 ::OffsetRect(&rect, -zero.x, -zero.y);
1309 }
1310
1311 result = JNU_NewObjectByName(env, "java/awt/Rectangle", "(IIII)V",
1312 rect.left, rect.top, rect.bottom-rect.top, rect.right-rect.left);
1313 }
1314 ret:
1315 env->DeleteGlobalRef(self);
1316
1317 if (result != NULL)
1318 {
1319 jobject resultGlobalRef = env->NewGlobalRef(result);
1320 env->DeleteLocalRef(result);
1321 return resultGlobalRef;
1322 }
1323 else
1324 {
1325 return NULL;
1326 }
1327 }
1328
1329 void AwtFrame::_SetState(void *param)
1330 {
1331 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2);
1332
1333 SetStateStruct *sss = (SetStateStruct *)param;
1334 jobject self = sss->frame;
1335 jint state = sss->state;
1336
1337 AwtFrame *f = NULL;
1338
1339 PDATA pData;
1340 JNI_CHECK_PEER_GOTO(self, ret);
1341 f = (AwtFrame *)pData;
1342 HWND hwnd = f->GetHWnd();
1343 if (::IsWindow(hwnd))
1344 {
1345 DASSERT(!IsBadReadPtr(f, sizeof(AwtFrame)));
1346
1347 BOOL iconify = (state & java_awt_Frame_ICONIFIED) != 0;
1348 BOOL zoom = (state & java_awt_Frame_MAXIMIZED_BOTH)
1349 == java_awt_Frame_MAXIMIZED_BOTH;
1350
1351 DTRACE_PRINTLN4("WFramePeer.setState:%s%s ->%s%s",
1352 f->isIconic() ? " iconic" : "",
1353 f->isZoomed() ? " zoomed" : "",
1354 iconify ? " iconic" : "",
1355 zoom ? " zoomed" : "");
1356
1357 if (::IsWindowVisible(hwnd)) {
1358 BOOL focusable = f->IsFocusableWindow();
1359
1360 WINDOWPLACEMENT wp;
1361 ::ZeroMemory(&wp, sizeof(wp));
1362 wp.length = sizeof(wp);
1363 ::GetWindowPlacement(hwnd, &wp);
1364
1365 // Iconify first.
1366 // If both iconify & zoom are TRUE, handle this case
1367 // with wp.flags field below.
1368 if (iconify) {
1369 wp.showCmd = focusable ? SW_MINIMIZE : SW_SHOWMINNOACTIVE;
1370 } else if (zoom) {
1371 wp.showCmd = focusable ? SW_SHOWMAXIMIZED : SW_MAXIMIZE;
1372 } else { // zoom == iconify == FALSE
1373 wp.showCmd = focusable ? SW_RESTORE : SW_SHOWNOACTIVATE;
1374 }
1375
1376 if (zoom && iconify) {
1377 wp.flags |= WPF_RESTORETOMAXIMIZED;
1378 } else {
1379 wp.flags &= ~WPF_RESTORETOMAXIMIZED;
1380 }
1381
1382 if (!zoom) {
1383 f->m_forceResetZoomed = TRUE;
1384 }
1385
1386 // The SetWindowPlacement() causes the WmSize() invocation
1387 // which, in turn, actually updates the m_iconic & m_zoomed flags
1388 // as well as sends Java event (WINDOW_STATE_CHANGED.)
1389 ::SetWindowPlacement(hwnd, &wp);
1390
1391 f->m_forceResetZoomed = FALSE;
1392 } else {
1393 DTRACE_PRINTLN(" not visible, just recording the requested state");
1394
1395 f->setIconic(iconify);
1396 f->setZoomed(zoom);
1397 }
1398 }
1399 ret:
1400 env->DeleteGlobalRef(self);
1401
1402 delete sss;
1403 }
1404
1405 jint AwtFrame::_GetState(void *param)
1406 {
1407 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2);
1408
1409 jobject self = (jobject)param;
1410
1411 jint result = java_awt_Frame_NORMAL;
1412 AwtFrame *f = NULL;
1413
1414 PDATA pData;
1415 JNI_CHECK_PEER_GOTO(self, ret);
1416 f = (AwtFrame *)pData;
1417 if (::IsWindow(f->GetHWnd()))
1418 {
1419 DASSERT(!::IsBadReadPtr(f, sizeof(AwtFrame)));
1420 if (f->isIconic()) {
1421 result |= java_awt_Frame_ICONIFIED;
1422 }
1423 if (f->isZoomed()) {
1424 result |= java_awt_Frame_MAXIMIZED_BOTH;
1425 }
1426
1427 DTRACE_PRINTLN2("WFramePeer.getState:%s%s",
1428 f->isIconic() ? " iconic" : "",
1429 f->isZoomed() ? " zoomed" : "");
1430 }
1431 ret:
1432 env->DeleteGlobalRef(self);
1433
1434 return result;
1435 }
1436
1437 void AwtFrame::_SetMaximizedBounds(void *param)
1438 {
1439 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2);
1440
1441 SetMaximizedBoundsStruct *smbs = (SetMaximizedBoundsStruct *)param;
1442 jobject self = smbs->frame;
1443 int x = smbs->x;
1444 int y = smbs->y;
1445 int width = smbs->width;
1446 int height = smbs->height;
1447
1448 AwtFrame *f = NULL;
1449
1450 PDATA pData;
1451 JNI_CHECK_PEER_GOTO(self, ret);
1452 f = (AwtFrame *)pData;
1453 if (::IsWindow(f->GetHWnd()))
1454 {
1455 DASSERT(!::IsBadReadPtr(f, sizeof(AwtFrame)));
1456 f->SetMaximizedBounds(x, y, width, height);
1457 }
1458 ret:
1459 env->DeleteGlobalRef(self);
1460
1461 delete smbs;
1462 }
1463
1464 void AwtFrame::_ClearMaximizedBounds(void *param)
1465 {
1466 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2);
1467
1468 jobject self = (jobject)param;
1469
1470 AwtFrame *f = NULL;
1471
1472 PDATA pData;
1473 JNI_CHECK_PEER_GOTO(self, ret);
1474 f = (AwtFrame *)pData;
1475 if (::IsWindow(f->GetHWnd()))
1476 {
1477 DASSERT(!::IsBadReadPtr(f, sizeof(AwtFrame)));
1478 f->ClearMaximizedBounds();
1479 }
1480 ret:
1481 env->DeleteGlobalRef(self);
1482 }
1483
1484 void AwtFrame::_SetMenuBar(void *param)
1485 {
1486 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2);
1487
1488 SetMenuBarStruct *smbs = (SetMenuBarStruct *)param;
1489 jobject self = smbs->frame;
1490 jobject menubar = smbs->menubar;
1491
1492 AwtFrame *f = NULL;
1493
1494 PDATA pData;
1495 JNI_CHECK_PEER_GOTO(self, ret);
1496 f = (AwtFrame *)pData;
1497 if (::IsWindow(f->GetHWnd()))
1498 {
1499 ExecuteArgs args;
1500 args.cmdId = FRAME_SETMENUBAR;
1501 args.param1 = (LPARAM)menubar;
1502 f->WinThreadExecProc(&args);
1503 }
1504 ret:
1505 env->DeleteGlobalRef(self);
1506 env->DeleteGlobalRef(menubar);
1507
1508 delete smbs;
1509 }
1510
1511 void AwtFrame::_SetIMMOption(void *param)
1512 {
1513 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2);
1514
1515 SetIMMOptionStruct *sios = (SetIMMOptionStruct *)param;
1516 jobject self = sios->frame;
1517 jstring option = sios->option;
1518
1519 int badAlloc = 0;
1520 LPCTSTR coption;
1521 LPCTSTR empty = TEXT("InputMethod");
1522 AwtFrame *f = NULL;
1523
1524 PDATA pData;
1525 JNI_CHECK_PEER_GOTO(self, ret);
1526 JNI_CHECK_NULL_GOTO(option, "IMMOption argument", ret);
1527
1528 f = (AwtFrame *)pData;
1529 if (::IsWindow(f->GetHWnd()))
1530 {
1531 coption = JNU_GetStringPlatformChars(env, option, NULL);
1532 if (coption == NULL)
1533 {
1534 badAlloc = 1;
1535 }
1536 if (!badAlloc)
1537 {
1538 HMENU hSysMenu = ::GetSystemMenu(f->GetHWnd(), FALSE);
1539 ::AppendMenu(hSysMenu, MF_STRING, SYSCOMMAND_IMM, coption);
1540
1541 if (coption != empty)
1542 {
1543 JNU_ReleaseStringPlatformChars(env, option, coption);
1544 }
1545 }
1546 }
1547 ret:
1548 env->DeleteGlobalRef(self);
1549 env->DeleteGlobalRef(option);
1550
1551 delete sios;
1552
1553 if (badAlloc)
1554 {
1555 throw std::bad_alloc();
1556 }
1557 }
1558
1559 void AwtFrame::_NotifyModalBlocked(void *param)
1560 {
1561 JNIEnv *env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2);
1562
1563 NotifyModalBlockedStruct *nmbs = (NotifyModalBlockedStruct *)param;
1564 jobject self = nmbs->frame;
1565 jobject peer = nmbs->peer;
1566 jobject blockerPeer = nmbs->blockerPeer;
1567 jboolean blocked = nmbs->blocked;
1568
1569 PDATA pData;
1570
1571 pData = JNI_GET_PDATA(peer);
1572 AwtFrame *f = (AwtFrame *)pData;
1573
1574 // dialog here may be NULL, for example, if the blocker is a native dialog
1575 // however, we need to install/unistall modal hooks anyway
1576 pData = JNI_GET_PDATA(blockerPeer);
1577 AwtDialog *d = (AwtDialog *)pData;
1578
1579 if ((f != NULL) && ::IsWindow(f->GetHWnd()))
1580 {
1581 // get an HWND of the toplevel window this embedded frame is within
1582 HWND fHWnd = f->GetHWnd();
1583 while (::GetParent(fHWnd) != NULL) {
1584 fHWnd = ::GetParent(fHWnd);
1585 }
1586 // we must get a toplevel hwnd here, however due to some strange
1587 // behaviour of Java Plugin (a bug?) when running in IE at
1588 // this moment the embedded frame hasn't been placed into the
1589 // browser yet and fHWnd is not a toplevel, so we shouldn't install
1590 // the hook here
1591 if ((::GetWindowLong(fHWnd, GWL_STYLE) & WS_CHILD) == 0) {
1592 // if this toplevel is created in another thread, we should install
1593 // the modal hook into it to track window activation and mouse events
1594 DWORD fThread = ::GetWindowThreadProcessId(fHWnd, NULL);
1595 if (fThread != AwtToolkit::GetInstance().MainThread()) {
1596 // check if this thread has been already blocked
1597 BlockedThreadStruct *blockedThread = (BlockedThreadStruct *)sm_BlockedThreads.get((void *)fThread);
1598 if (blocked) {
1599 if (blockedThread == NULL) {
1600 blockedThread = new BlockedThreadStruct;
1601 blockedThread->framesCount = 1;
1602 blockedThread->modalHook = ::SetWindowsHookEx(WH_CBT, (HOOKPROC)AwtDialog::ModalFilterProc,
1603 0, fThread);
1604 blockedThread->mouseHook = ::SetWindowsHookEx(WH_MOUSE, (HOOKPROC)AwtDialog::MouseHookProc_NonTT,
1605 0, fThread);
1606 sm_BlockedThreads.put((void *)fThread, blockedThread);
1607 } else {
1608 blockedThread->framesCount++;
1609 }
1610 } else {
1611 // see the comment above: if Java Plugin behaviour when running in IE
1612 // was right, blockedThread would be always not NULL here
1613 if (blockedThread != NULL) {
1614 DASSERT(blockedThread->framesCount > 0);
1615 if ((blockedThread->framesCount) == 1) {
1616 ::UnhookWindowsHookEx(blockedThread->modalHook);
1617 ::UnhookWindowsHookEx(blockedThread->mouseHook);
1618 sm_BlockedThreads.remove((void *)fThread);
1619 delete blockedThread;
1620 } else {
1621 blockedThread->framesCount--;
1622 }
1623 }
1624 }
1625 }
1626 }
1627 }
1628
1629 env->DeleteGlobalRef(self);
1630 env->DeleteGlobalRef(peer);
1631 env->DeleteGlobalRef(blockerPeer);
1632
1633 delete nmbs;
1634 }
1635
1636 /************************************************************************
1637 * WFramePeer native methods
1638 */
1639
1640 extern "C" {
1641
1642 /*
1643 * Class: java_awt_Frame
1644 * Method: initIDs
1645 * Signature: ()V
1646 */
1647 JNIEXPORT void JNICALL
1648 Java_java_awt_Frame_initIDs(JNIEnv *env, jclass cls)
1649 {
1650 TRY;
1651
1652 AwtFrame::undecoratedID = env->GetFieldID(cls,"undecorated","Z");
1653 DASSERT(AwtFrame::undecoratedID != NULL);
1654
1655 CATCH_BAD_ALLOC;
1656 }
1657
1658 /*
1659 * Class: sun_awt_windows_WFramePeer
1660 * Method: initIDs
1661 * Signature: ()V
1662 */
1663 JNIEXPORT void JNICALL
1664 Java_sun_awt_windows_WFramePeer_initIDs(JNIEnv *env, jclass cls)
1665 {
1666 TRY;
1667
1668 AwtFrame::setExtendedStateMID = env->GetMethodID(cls, "setExtendedState", "(I)V");
1669 DASSERT(AwtFrame::setExtendedStateMID);
1670 CHECK_NULL(AwtFrame::setExtendedStateMID);
1671
1672 AwtFrame::getExtendedStateMID = env->GetMethodID(cls, "getExtendedState", "()I");
1673 DASSERT(AwtFrame::getExtendedStateMID);
1674
1675 CATCH_BAD_ALLOC;
1676 }
1677
1678 /*
1679 * Class: sun_awt_windows_WFramePeer
1680 * Method: setState
1681 * Signature: (I)V
1682 */
1683 JNIEXPORT void JNICALL
1684 Java_sun_awt_windows_WFramePeer_setState(JNIEnv *env, jobject self,
1685 jint state)
1686 {
1687 TRY;
1688
1689 SetStateStruct *sss = new SetStateStruct;
1690 sss->frame = env->NewGlobalRef(self);
1691 sss->state = state;
1692
1693 AwtToolkit::GetInstance().SyncCall(AwtFrame::_SetState, sss);
1694 // global ref and sss are deleted in _SetState()
1695
1696 CATCH_BAD_ALLOC;
1697 }
1698
1699 /*
1700 * Class: sun_awt_windows_WFramePeer
1701 * Method: getState
1702 * Signature: ()I
1703 */
1704 JNIEXPORT jint JNICALL
1705 Java_sun_awt_windows_WFramePeer_getState(JNIEnv *env, jobject self)
1706 {
1707 TRY;
1708
1709 jobject selfGlobalRef = env->NewGlobalRef(self);
1710
1711 return static_cast<jint>(reinterpret_cast<INT_PTR>(AwtToolkit::GetInstance().SyncCall(
1712 (void*(*)(void*))AwtFrame::_GetState,
1713 (void *)selfGlobalRef)));
1714 // selfGlobalRef is deleted in _GetState()
1715
1716 CATCH_BAD_ALLOC_RET(java_awt_Frame_NORMAL);
1717 }
1718
1719
1720 /*
1721 * Class: sun_awt_windows_WFramePeer
1722 * Method: setMaximizedBounds
1723 * Signature: (IIII)V
1724 */
1725 JNIEXPORT void JNICALL
1726 Java_sun_awt_windows_WFramePeer_setMaximizedBounds(JNIEnv *env, jobject self,
1727 jint x, jint y, jint width, jint height)
1728 {
1729 TRY;
1730
1731 SetMaximizedBoundsStruct *smbs = new SetMaximizedBoundsStruct;
1732 smbs->frame = env->NewGlobalRef(self);
1733 smbs->x = x;
1734 smbs->y = y;
1735 smbs->width = width;
1736 smbs->height = height;
1737
1738 AwtToolkit::GetInstance().SyncCall(AwtFrame::_SetMaximizedBounds, smbs);
1739 // global ref and smbs are deleted in _SetMaximizedBounds()
1740
1741 CATCH_BAD_ALLOC;
1742 }
1743
1744
1745 /*
1746 * Class: sun_awt_windows_WFramePeer
1747 * Method: clearMaximizedBounds
1748 * Signature: ()V
1749 */
1750 JNIEXPORT void JNICALL
1751 Java_sun_awt_windows_WFramePeer_clearMaximizedBounds(JNIEnv *env, jobject self)
1752 {
1753 TRY;
1754
1755 jobject selfGlobalRef = env->NewGlobalRef(self);
1756
1757 AwtToolkit::GetInstance().SyncCall(AwtFrame::_ClearMaximizedBounds,
1758 (void *)selfGlobalRef);
1759 // selfGlobalRef is deleted in _ClearMaximizedBounds()
1760
1761 CATCH_BAD_ALLOC;
1762 }
1763
1764
1765 /*
1766 * Class: sun_awt_windows_WFramePeer
1767 * Method: setMenuBar0
1768 * Signature: (Lsun/awt/windows/WMenuBarPeer;)V
1769 */
1770 JNIEXPORT void JNICALL
1771 Java_sun_awt_windows_WFramePeer_setMenuBar0(JNIEnv *env, jobject self,
1772 jobject mbPeer)
1773 {
1774 TRY;
1775
1776 SetMenuBarStruct *smbs = new SetMenuBarStruct;
1777 smbs->frame = env->NewGlobalRef(self);
1778 smbs->menubar = env->NewGlobalRef(mbPeer);
1779
1780 AwtToolkit::GetInstance().SyncCall(AwtFrame::_SetMenuBar, smbs);
1781 // global refs ans smbs are deleted in _SetMenuBar()
1782
1783 CATCH_BAD_ALLOC;
1784 }
1785
1786 /*
1787 * Class: sun_awt_windows_WFramePeer
1788 * Method: create
1789 * Signature: (Lsun/awt/windows/WComponentPeer;)V
1790 */
1791 JNIEXPORT void JNICALL
1792 Java_sun_awt_windows_WFramePeer_createAwtFrame(JNIEnv *env, jobject self,
1793 jobject parent)
1794 {
1795 TRY;
1796
1797 AwtToolkit::CreateComponent(self, parent,
1798 (AwtToolkit::ComponentFactory)
1799 AwtFrame::Create);
1800 PDATA pData;
1801 JNI_CHECK_PEER_CREATION_RETURN(self);
1802
1803 CATCH_BAD_ALLOC;
1804 }
1805
1806 /*
1807 * Class: sun_awt_windows_WFramePeer
1808 * Method: getSysMenuHeight
1809 * Signature: ()I
1810 */
1811 JNIEXPORT jint JNICALL
1812 Java_sun_awt_windows_WFramePeer_getSysMenuHeight(JNIEnv *env, jclass self)
1813 {
1814 TRY;
1815
1816 return ::GetSystemMetrics(SM_CYMENUSIZE);
1817
1818 CATCH_BAD_ALLOC_RET(0);
1819 }
1820
1821 /*
1822 * Class: sun_awt_windows_WFramePeer
1823 * Method: pSetIMMOption
1824 * Signature: (Ljava/lang/String;)V
1825 */
1826 JNIEXPORT void JNICALL
1827 Java_sun_awt_windows_WFramePeer_pSetIMMOption(JNIEnv *env, jobject self,
1828 jstring option)
1829 {
1830 TRY;
1831
1832 SetIMMOptionStruct *sios = new SetIMMOptionStruct;
1833 sios->frame = env->NewGlobalRef(self);
1834 sios->option = (jstring)env->NewGlobalRef(option);
1835
1836 AwtToolkit::GetInstance().SyncCall(AwtFrame::_SetIMMOption, sios);
1837 // global refs and sios are deleted in _SetIMMOption()
1838
1839 CATCH_BAD_ALLOC;
1840 }
1841
1842 } /* extern "C" */
1843
1844
1845 /************************************************************************
1846 * WEmbeddedFrame native methods
1847 */
1848
1849 extern "C" {
1850
1851 /*
1852 * Class: sun_awt_windows_WFramePeer
1853 * Method: initIDs
1854 * Signature: (Lsun/awt/windows/WMenuBarPeer;)V
1855 */
1856 JNIEXPORT void JNICALL
1857 Java_sun_awt_windows_WEmbeddedFrame_initIDs(JNIEnv *env, jclass cls)
1858 {
1859 TRY;
1860
1861 AwtFrame::handleID = env->GetFieldID(cls, "handle", "J");
1862 DASSERT(AwtFrame::handleID != NULL);
1863 CHECK_NULL(AwtFrame::handleID);
1864
1865 AwtFrame::activateEmbeddingTopLevelMID = env->GetMethodID(cls, "activateEmbeddingTopLevel", "()V");
1866 DASSERT(AwtFrame::activateEmbeddingTopLevelMID != NULL);
1867 CHECK_NULL(AwtFrame::activateEmbeddingTopLevelMID);
1868
1869 AwtFrame::isEmbeddedInIEID = env->GetFieldID(cls, "isEmbeddedInIE", "Z");
1870 DASSERT(AwtFrame::isEmbeddedInIEID != NULL);
1871
1872 CATCH_BAD_ALLOC;
1873 }
1874
1875 JNIEXPORT void JNICALL
1876 Java_sun_awt_windows_WEmbeddedFrame_notifyModalBlockedImpl(JNIEnv *env,
1877 jobject self,
1878 jobject peer,
1879 jobject blockerPeer,
1880 jboolean blocked)
1881 {
1882 TRY;
1883
1884 NotifyModalBlockedStruct *nmbs = new NotifyModalBlockedStruct;
1885 nmbs->frame = env->NewGlobalRef(self);
1886 nmbs->peer = env->NewGlobalRef(peer);
1887 nmbs->blockerPeer = env->NewGlobalRef(blockerPeer);
1888 nmbs->blocked = blocked;
1889
1890 AwtToolkit::GetInstance().SyncCall(AwtFrame::_NotifyModalBlocked, nmbs);
1891 // global refs and nmbs are deleted in _NotifyModalBlocked()
1892
1893 CATCH_BAD_ALLOC;
1894 }
1895
1896 } /* extern "C" */
1897
1898
1899 /************************************************************************
1900 * WEmbeddedFramePeer native methods
1901 */
1902
1903 extern "C" {
1904
1905 JNIEXPORT void JNICALL
1906 Java_sun_awt_windows_WEmbeddedFramePeer_create(JNIEnv *env, jobject self,
1907 jobject parent)
1908 {
1909 TRY;
1910
1911 JNI_CHECK_NULL_RETURN(self, "peer");
1912 AwtToolkit::CreateComponent(self, parent,
1913 (AwtToolkit::ComponentFactory)
1914 AwtFrame::Create);
1915 PDATA pData;
1916 JNI_CHECK_PEER_CREATION_RETURN(self);
1917
1918 CATCH_BAD_ALLOC;
1919 }
1920
1921 JNIEXPORT jobject JNICALL
1922 Java_sun_awt_windows_WEmbeddedFramePeer_getBoundsPrivate(JNIEnv *env, jobject self)
1923 {
1924 TRY;
1925
1926 jobject result = (jobject)AwtToolkit::GetInstance().SyncCall(
1927 (void *(*)(void *))AwtFrame::_GetBoundsPrivate,
1928 env->NewGlobalRef(self));
1929 // global ref is deleted in _GetBoundsPrivate
1930
1931 if (result != NULL)
1932 {
1933 jobject resultLocalRef = env->NewLocalRef(result);
1934 env->DeleteGlobalRef(result);
1935 return resultLocalRef;
1936 }
1937 else
1938 {
1939 return NULL;
1940 }
1941
1942 CATCH_BAD_ALLOC_RET(NULL);
1943 }
1944
1945 JNIEXPORT void JNICALL
1946 Java_sun_awt_windows_WFramePeer_synthesizeWmActivate(JNIEnv *env, jobject self, jboolean doActivate)
1947 {
1948 TRY;
1949
1950 SynthesizeWmActivateStruct *sas = new SynthesizeWmActivateStruct;
1951 sas->frame = env->NewGlobalRef(self);
1952 sas->doActivate = doActivate;
1953
1954 /*
1955 * WARNING: invoking this function without synchronization by m_Sync CriticalSection.
1956 * Taking this lock results in a deadlock.
1957 */
1958 AwtToolkit::GetInstance().InvokeFunction(AwtFrame::_SynthesizeWmActivate, sas);
1959 // global ref and sas are deleted in _SynthesizeWmActivate()
1960
1961 CATCH_BAD_ALLOC;
1962 }
1963
1964 } /* extern "C" */
1965
1966 static bool SetFocusToPluginControl(HWND hwndPlugin)
1967 {
1968 HWND hwndFocus = ::GetFocus();
1969
1970 if (hwndFocus == hwndPlugin) {
1971 return false;
1972 }
1973
1974 ::SetFocus(hwndPlugin);
1975 DWORD dwError = ::GetLastError();
1976 if (dwError != ERROR_SUCCESS) {
1977 // If direct call failed, use a special message to set focus
1978 return (::SendMessage(hwndPlugin, WM_AX_REQUEST_FOCUS_TO_EMBEDDER, 0, 0) == 0);
1979 }
1980 return true;
1981 }