1 /*
2 * Copyright (c) 2002, 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 package sun.awt.X11;
27
28 import java.awt.*;
29 import java.awt.event.*;
30 import java.awt.peer.ComponentPeer;
31 import java.awt.image.ColorModel;
32
33 import java.lang.ref.WeakReference;
34
35 import sun.awt.AWTAccessor.ComponentAccessor;
36 import sun.util.logging.PlatformLogger;
37
38 import sun.awt.*;
39
40 import sun.awt.image.PixelConverter;
41
42 import sun.java2d.SunGraphics2D;
43 import sun.java2d.SurfaceData;
44
45 class XWindow extends XBaseWindow implements X11ComponentPeer {
46 private static PlatformLogger log = PlatformLogger.getLogger("sun.awt.X11.XWindow");
47 private static PlatformLogger insLog = PlatformLogger.getLogger("sun.awt.X11.insets.XWindow");
48 private static PlatformLogger eventLog = PlatformLogger.getLogger("sun.awt.X11.event.XWindow");
49 private static final PlatformLogger focusLog = PlatformLogger.getLogger("sun.awt.X11.focus.XWindow");
50 private static PlatformLogger keyEventLog = PlatformLogger.getLogger("sun.awt.X11.kye.XWindow");
51 /* If a motion comes in while a multi-click is pending,
52 * allow a smudge factor so that moving the mouse by a small
53 * amount does not wipe out the multi-click state variables.
54 */
55 private static final int AWT_MULTICLICK_SMUDGE = 4;
56 // ButtonXXX events stuff
57 static int lastX = 0, lastY = 0;
58 static long lastTime = 0;
59 static long lastButton = 0;
60 static WeakReference<XWindow> lastWindowRef = null;
61 static int clickCount = 0;
62
63 // used to check if we need to re-create surfaceData.
64 int oldWidth = -1;
65 int oldHeight = -1;
66
67 protected PropMwmHints mwm_hints;
68 protected static XAtom wm_protocols;
69 protected static XAtom wm_delete_window;
70 protected static XAtom wm_take_focus;
71
72 private boolean stateChanged; // Indicates whether the value on savedState is valid
73 private int savedState; // Holds last known state of the top-level window
74
75 XWindowAttributesData winAttr;
76
77 protected X11GraphicsConfig graphicsConfig;
78 protected AwtGraphicsConfigData graphicsConfigData;
79
80 private boolean reparented;
81
82 XWindow parent;
83
84 Component target;
85
86 private static int JAWT_LOCK_ERROR=0x00000001;
87 private static int JAWT_LOCK_CLIP_CHANGED=0x00000002;
88 private static int JAWT_LOCK_BOUNDS_CHANGED=0x00000004;
89 private static int JAWT_LOCK_SURFACE_CHANGED=0x00000008;
90 private int drawState = JAWT_LOCK_CLIP_CHANGED |
91 JAWT_LOCK_BOUNDS_CHANGED |
92 JAWT_LOCK_SURFACE_CHANGED;
93
94 public static final String TARGET = "target",
95 REPARENTED = "reparented"; // whether it is reparented by default
96
97 SurfaceData surfaceData;
98
99 XRepaintArea paintArea;
100
101 // fallback default font object
102 private static Font defaultFont;
103
104 static synchronized Font getDefaultFont() {
105 if (null == defaultFont) {
106 defaultFont = new Font(Font.DIALOG, Font.PLAIN, 12);
107 }
108 return defaultFont;
109 }
110
111 /* A bitmask keeps the button's numbers as Button1Mask, Button2Mask, Button3Mask
112 * which are allowed to
113 * generate the CLICK event after the RELEASE has happened.
114 * There are conditions that must be true for that sending CLICK event:
115 * 1) button was initially PRESSED
116 * 2) no movement or drag has happened until RELEASE
117 */
118 private int mouseButtonClickAllowed = 0;
119
120 native int getNativeColor(Color clr, GraphicsConfiguration gc);
121 native void getWMInsets(long window, long left, long top, long right, long bottom, long border);
122 native long getTopWindow(long window, long rootWin);
123 native void getWindowBounds(long window, long x, long y, long width, long height);
124 private static native void initIDs();
125
126 static {
127 initIDs();
128 }
129
130 XWindow(XCreateWindowParams params) {
131 super(params);
132 }
133
134 XWindow() {
135 }
136
137 XWindow(long parentWindow, Rectangle bounds) {
138 super(new XCreateWindowParams(new Object[] {
139 BOUNDS, bounds,
140 PARENT_WINDOW, Long.valueOf(parentWindow)}));
141 }
142
143 XWindow(Component target, long parentWindow, Rectangle bounds) {
144 super(new XCreateWindowParams(new Object[] {
145 BOUNDS, bounds,
146 PARENT_WINDOW, Long.valueOf(parentWindow),
147 TARGET, target}));
148 }
149
150 XWindow(Component target, long parentWindow) {
151 this(target, parentWindow, new Rectangle(target.getBounds()));
152 }
153
154 XWindow(Component target) {
155 this(target, (target.getParent() == null) ? 0 : getParentWindowID(target), new Rectangle(target.getBounds()));
156 }
157
158 XWindow(Object target) {
159 this(null, 0, null);
160 }
161
162 /* This create is used by the XEmbeddedFramePeer since it has to create the window
163 as a child of the netscape window. This netscape window is passed in as wid */
164 XWindow(long parentWindow) {
165 super(new XCreateWindowParams(new Object[] {
166 PARENT_WINDOW, Long.valueOf(parentWindow),
167 REPARENTED, Boolean.TRUE,
168 EMBEDDED, Boolean.TRUE}));
169 }
170
171 protected void initGraphicsConfiguration() {
172 graphicsConfig = (X11GraphicsConfig) target.getGraphicsConfiguration();
173 graphicsConfigData = new AwtGraphicsConfigData(graphicsConfig.getAData());
174 }
175
176 void preInit(XCreateWindowParams params) {
177 super.preInit(params);
178 reparented = Boolean.TRUE.equals(params.get(REPARENTED));
179
180 target = (Component)params.get(TARGET);
181
182 initGraphicsConfiguration();
183
184 AwtGraphicsConfigData gData = getGraphicsConfigurationData();
185 X11GraphicsConfig config = (X11GraphicsConfig) getGraphicsConfiguration();
186 XVisualInfo visInfo = gData.get_awt_visInfo();
187 params.putIfNull(EVENT_MASK, XConstants.KeyPressMask | XConstants.KeyReleaseMask
188 | XConstants.FocusChangeMask | XConstants.ButtonPressMask | XConstants.ButtonReleaseMask
189 | XConstants.EnterWindowMask | XConstants.LeaveWindowMask | XConstants.PointerMotionMask
190 | XConstants.ButtonMotionMask | XConstants.ExposureMask | XConstants.StructureNotifyMask);
191
192 if (target != null) {
193 params.putIfNull(BOUNDS, new Rectangle(target.getBounds()));
194 } else {
195 params.putIfNull(BOUNDS, new Rectangle(0, 0, MIN_SIZE, MIN_SIZE));
196 }
197 params.putIfNull(BORDER_PIXEL, Long.valueOf(0));
198 getColorModel(); // fix 4948833: this call forces the color map to be initialized
199 params.putIfNull(COLORMAP, gData.get_awt_cmap());
200 params.putIfNull(DEPTH, gData.get_awt_depth());
201 params.putIfNull(VISUAL_CLASS, Integer.valueOf(XConstants.InputOutput));
202 params.putIfNull(VISUAL, visInfo.get_visual());
203 params.putIfNull(VALUE_MASK, XConstants.CWBorderPixel | XConstants.CWEventMask | XConstants.CWColormap);
204 Long parentWindow = (Long)params.get(PARENT_WINDOW);
205 if (parentWindow == null || parentWindow.longValue() == 0) {
206 XToolkit.awtLock();
207 try {
208 int screen = visInfo.get_screen();
209 if (screen != -1) {
210 params.add(PARENT_WINDOW, XlibWrapper.RootWindow(XToolkit.getDisplay(), screen));
211 } else {
212 params.add(PARENT_WINDOW, XToolkit.getDefaultRootWindow());
213 }
214 } finally {
215 XToolkit.awtUnlock();
216 }
217 }
218
219 paintArea = new XRepaintArea();
220 if (target != null) {
221 this.parent = getParentXWindowObject(target.getParent());
222 }
223
224 params.putIfNull(BACKING_STORE, XToolkit.getBackingStoreType());
225
226 XToolkit.awtLock();
227 try {
228 if (wm_protocols == null) {
229 wm_protocols = XAtom.get("WM_PROTOCOLS");
230 wm_delete_window = XAtom.get("WM_DELETE_WINDOW");
231 wm_take_focus = XAtom.get("WM_TAKE_FOCUS");
232 }
233 }
234 finally {
235 XToolkit.awtUnlock();
236 }
237 winAttr = new XWindowAttributesData();
238 savedState = XUtilConstants.WithdrawnState;
239 }
240
241 void postInit(XCreateWindowParams params) {
242 super.postInit(params);
243
244 setWMClass(getWMClass());
245
246 surfaceData = graphicsConfig.createSurfaceData(this);
247 Color c;
248 if (target != null && (c = target.getBackground()) != null) {
249 // We need a version of setBackground that does not call repaint !!
250 // and one that does not get overridden. The problem is that in postInit
251 // we call setBackground and we don't have all the stuff initialized to
252 // do a full paint for most peers. So we cannot call setBackground in postInit.
253 // instead we need to call xSetBackground.
254 xSetBackground(c);
255 }
256 }
257
258 public GraphicsConfiguration getGraphicsConfiguration() {
259 if (graphicsConfig == null) {
260 initGraphicsConfiguration();
261 }
262 return graphicsConfig;
263 }
264
265 public AwtGraphicsConfigData getGraphicsConfigurationData() {
266 if (graphicsConfigData == null) {
267 initGraphicsConfiguration();
268 }
269 return graphicsConfigData;
270 }
271
272 protected String[] getWMClass() {
273 return new String[] {XToolkit.getAWTAppClassName(),
274 XToolkit.getAWTAppClassName()};
275 }
276
277 void setReparented(boolean newValue) {
278 reparented = newValue;
279 }
280
281 boolean isReparented() {
282 return reparented;
283 }
284
285 static long getParentWindowID(Component target) {
286
287 Component temp = target.getParent();
288 final ComponentAccessor acc = AWTAccessor.getComponentAccessor();
289 ComponentPeer peer = acc.getPeer(temp);
290 while (!(peer instanceof XWindow))
291 {
292 temp = temp.getParent();
293 peer = acc.getPeer(temp);
294 }
295
296 if (peer != null && peer instanceof XWindow)
297 return ((XWindow)peer).getContentWindow();
298 else return 0;
299 }
300
301
302 static XWindow getParentXWindowObject(Component target) {
303 if (target == null) return null;
304 Component temp = target.getParent();
305 if (temp == null) return null;
306 final ComponentAccessor acc = AWTAccessor.getComponentAccessor();
307 ComponentPeer peer = acc.getPeer(temp);
308 if (peer == null) return null;
309 while ((peer != null) && !(peer instanceof XWindow))
310 {
311 temp = temp.getParent();
312 peer = acc.getPeer(temp);
313 }
314 if (peer != null && peer instanceof XWindow)
315 return (XWindow) peer;
316 else return null;
317 }
318
319
320 boolean isParentOf(XWindow win) {
321 if (!(target instanceof Container) || win == null || win.getTarget() == null) {
322 return false;
323 }
324 Container parent = AWTAccessor.getComponentAccessor().getParent(win.target);
325 while (parent != null && parent != target) {
326 parent = AWTAccessor.getComponentAccessor().getParent(parent);
327 }
328 return (parent == target);
329 }
330
331 public Object getTarget() {
332 return target;
333 }
334 public Component getEventSource() {
335 return target;
336 }
337
338 public ColorModel getColorModel(int transparency) {
339 return graphicsConfig.getColorModel (transparency);
340 }
341
342 @Override
343 public ColorModel getColorModel() {
344 if (graphicsConfig != null) {
345 return graphicsConfig.getColorModel ();
346 }
347 else {
348 return Toolkit.getDefaultToolkit().getColorModel();
349 }
350 }
351
352 Graphics getGraphics(SurfaceData surfData, Color afore, Color aback, Font afont) {
353 if (surfData == null) return null;
354
355 Component target = this.target;
356
357 /* Fix for bug 4746122. Color and Font shouldn't be null */
358 Color bgColor = aback;
359 if (bgColor == null) {
360 bgColor = SystemColor.window;
361 }
362 Color fgColor = afore;
363 if (fgColor == null) {
364 fgColor = SystemColor.windowText;
365 }
366 Font font = afont;
367 if (font == null) {
368 font = XWindow.getDefaultFont();
369 }
370 return new SunGraphics2D(surfData, fgColor, bgColor, font);
371 }
372
373 public Graphics getGraphics() {
374 return getGraphics(surfaceData,
375 target.getForeground(),
376 target.getBackground(),
377 target.getFont());
378 }
379
380 @SuppressWarnings("deprecation")
381 public FontMetrics getFontMetrics(Font font) {
382 return Toolkit.getDefaultToolkit().getFontMetrics(font);
383 }
384
385 public Rectangle getTargetBounds() {
386 return target.getBounds();
387 }
388
389 /**
390 * Returns true if the event has been handled and should not be
391 * posted to Java.
392 */
393 boolean prePostEvent(AWTEvent e) {
394 return false;
395 }
396
397 static void sendEvent(final AWTEvent e) {
398 // The uses of this method imply that the incoming event is system-generated
399 SunToolkit.setSystemGenerated(e);
400 PeerEvent pe = new PeerEvent(Toolkit.getDefaultToolkit(), new Runnable() {
401 public void run() {
402 AWTAccessor.getAWTEventAccessor().setPosted(e);
403 ((Component)e.getSource()).dispatchEvent(e);
404 }
405 }, PeerEvent.ULTIMATE_PRIORITY_EVENT);
406 if (focusLog.isLoggable(PlatformLogger.Level.FINER) && (e instanceof FocusEvent)) {
407 focusLog.finer("Sending " + e);
408 }
409 XToolkit.postEvent(XToolkit.targetToAppContext(e.getSource()), pe);
410 }
411
412
413 /*
414 * Post an event to the event queue.
415 */
416 // NOTE: This method may be called by privileged threads.
417 // DO NOT INVOKE CLIENT CODE ON THIS THREAD!
418 void postEvent(AWTEvent event) {
419 XToolkit.postEvent(XToolkit.targetToAppContext(event.getSource()), event);
420 }
421
422 static void postEventStatic(AWTEvent event) {
423 XToolkit.postEvent(XToolkit.targetToAppContext(event.getSource()), event);
424 }
425
426 public void postEventToEventQueue(final AWTEvent event) {
427 //fix for 6239938 : Choice drop-down does not disappear when it loses focus, on XToolkit
428 if (!prePostEvent(event)) {
429 //event hasn't been handled and must be posted to EventQueue
430 postEvent(event);
431 }
432 }
433
434 // overriden in XCanvasPeer
435 protected boolean doEraseBackground() {
436 return true;
437 }
438
439 // We need a version of setBackground that does not call repaint !!
440 // and one that does not get overridden. The problem is that in postInit
441 // we call setBackground and we don't have all the stuff initialized to
442 // do a full paint for most peers. So we cannot call setBackground in postInit.
443 public final void xSetBackground(Color c) {
444 XToolkit.awtLock();
445 try {
446 winBackground(c);
447 // fix for 6558510: handle sun.awt.noerasebackground flag,
448 // see doEraseBackground() and preInit() methods in XCanvasPeer
449 if (!doEraseBackground()) {
450 return;
451 }
452 // 6304250: XAWT: Items in choice show a blue border on OpenGL + Solaris10 when background color is set
453 // Note: When OGL is enabled, surfaceData.pixelFor() will not
454 // return a pixel value appropriate for passing to
455 // XSetWindowBackground(). Therefore, we will use the ColorModel
456 // for this component in order to calculate a pixel value from
457 // the given RGB value.
458 ColorModel cm = getColorModel();
459 int pixel = PixelConverter.instance.rgbToPixel(c.getRGB(), cm);
460 XlibWrapper.XSetWindowBackground(XToolkit.getDisplay(), getContentWindow(), pixel);
461 XlibWrapper.XClearWindow(XToolkit.getDisplay(), getContentWindow());
462 }
463 finally {
464 XToolkit.awtUnlock();
465 }
466 }
467
468 public void setBackground(Color c) {
469 xSetBackground(c);
470 }
471
472 Color backgroundColor;
473 void winBackground(Color c) {
474 backgroundColor = c;
475 }
476
477 public Color getWinBackground() {
478 Color c = null;
479
480 if (backgroundColor != null) {
481 c = backgroundColor;
482 } else if (parent != null) {
483 c = parent.getWinBackground();
484 }
485
486 if (c instanceof SystemColor) {
487 c = new Color(c.getRGB());
488 }
489
490 return c;
491 }
492
493 public boolean isEmbedded() {
494 return embedded;
495 }
496
497 public final void repaint(int x, int y, int width, int height) {
498 if (!isVisible() || getWidth() == 0 || getHeight() == 0) {
499 return;
500 }
501 Graphics g = getGraphics();
502 if (g != null) {
503 try {
504 g.setClip(x, y, width, height);
505 if (SunToolkit.isDispatchThreadForAppContext(getTarget())) {
506 paint(g); // The native and target will be painted in place.
507 } else {
508 paintPeer(g);
509 postPaintEvent(target, x, y, width, height);
510 }
511 } finally {
512 g.dispose();
513 }
514 }
515 }
516
517 void repaint() {
518 repaint(0, 0, getWidth(), getHeight());
519 }
520
521 public void paint(final Graphics g) {
522 // paint peer
523 paintPeer(g);
524 }
525
526 void paintPeer(final Graphics g) {
527 }
528 //used by Peers to avoid flickering withing paint()
529 protected void flush(){
530 XToolkit.awtLock();
531 try {
532 XlibWrapper.XFlush(XToolkit.getDisplay());
533 } finally {
534 XToolkit.awtUnlock();
535 }
536 }
537
538 public void popup(int x, int y, int width, int height) {
539 // TBD: grab the pointer
540 xSetBounds(x, y, width, height);
541 }
542
543 public void handleExposeEvent(XEvent xev) {
544 super.handleExposeEvent(xev);
545 XExposeEvent xe = xev.get_xexpose();
546 if (isEventDisabled(xev)) {
547 return;
548 }
549
550 int x = scaleDown(xe.get_x());
551 int y = scaleDown(xe.get_y());
552 int w = scaleDown(xe.get_width());
553 int h = scaleDown(xe.get_height());
554
555 Component target = getEventSource();
556 ComponentAccessor compAccessor = AWTAccessor.getComponentAccessor();
557
558 if (!compAccessor.getIgnoreRepaint(target)
559 && compAccessor.getWidth(target) != 0
560 && compAccessor.getHeight(target) != 0)
561 {
562 postPaintEvent(target, x, y, w, h);
563 }
564 }
565
566 public void postPaintEvent(Component target, int x, int y, int w, int h) {
567 PaintEvent event = PaintEventDispatcher.getPaintEventDispatcher().
568 createPaintEvent(target, x, y, w, h);
569 if (event != null) {
570 postEventToEventQueue(event);
571 }
572 }
573
574 static int getModifiers(int state, int button, int keyCode) {
575 return getModifiers(state, button, keyCode, false);
576 }
577
578 static int getWheelModifiers(int state, int button) {
579 return getModifiers(state, button, 0, true);
580 }
581
582 private static int getModifiers(int state, int button, int keyCode, boolean isWheelMouse) {
583 int modifiers = 0;
584
585 if (((state & XConstants.ShiftMask) != 0) ^ (keyCode == KeyEvent.VK_SHIFT)) {
586 modifiers |= InputEvent.SHIFT_DOWN_MASK;
587 }
588 if (((state & XConstants.ControlMask) != 0) ^ (keyCode == KeyEvent.VK_CONTROL)) {
589 modifiers |= InputEvent.CTRL_DOWN_MASK;
590 }
591 if (((state & XToolkit.metaMask) != 0) ^ (keyCode == KeyEvent.VK_META)) {
592 modifiers |= InputEvent.META_DOWN_MASK;
593 }
594 if (((state & XToolkit.altMask) != 0) ^ (keyCode == KeyEvent.VK_ALT)) {
595 modifiers |= InputEvent.ALT_DOWN_MASK;
596 }
597 if (((state & XToolkit.modeSwitchMask) != 0) ^ (keyCode == KeyEvent.VK_ALT_GRAPH)) {
598 modifiers |= InputEvent.ALT_GRAPH_DOWN_MASK;
599 }
600 //InputEvent.BUTTON_DOWN_MASK array is starting from BUTTON1_DOWN_MASK on index == 0.
601 // button currently reflects a real button number and starts from 1. (except NOBUTTON which is zero )
602
603 /* this is an attempt to refactor button IDs in : MouseEvent, InputEvent, XlibWrapper and XWindow.*/
604
605 //reflects a button number similar to MouseEvent.BUTTON1, 2, 3 etc.
606 for (int i = 0; i < XConstants.buttons.length; i ++){
607 //modifier should be added if :
608 // 1) current button is now still in PRESSED state (means that user just pressed mouse but not released yet) or
609 // 2) if Xsystem reports that "state" represents that button was just released. This only happens on RELEASE with 1,2,3 buttons.
610 // ONLY one of these conditions should be TRUE to add that modifier.
611 if (((state & XlibUtil.getButtonMask(i + 1)) != 0) != (button == XConstants.buttons[i])){
612 //exclude wheel buttons from adding their numbers as modifiers
613 if (!isWheelMouse || !isWheel(XConstants.buttons[i])) {
614 modifiers |= InputEvent.getMaskForButton(i+1);
615 }
616 }
617 }
618 return modifiers;
619 }
620
621 static boolean isWheel(int button) {
622 // 4 and 5 buttons are usually considered assigned to a first wheel
623 return button == XConstants.buttons[3] || button == XConstants.buttons[4];
624 }
625 @SuppressWarnings("deprecation")
626 static int getXModifiers(AWTKeyStroke stroke) {
627 int mods = stroke.getModifiers();
628 int res = 0;
629 if ((mods & (InputEvent.SHIFT_DOWN_MASK | InputEvent.SHIFT_MASK)) != 0) {
630 res |= XConstants.ShiftMask;
631 }
632 if ((mods & (InputEvent.CTRL_DOWN_MASK | InputEvent.CTRL_MASK)) != 0) {
633 res |= XConstants.ControlMask;
634 }
635 if ((mods & (InputEvent.ALT_DOWN_MASK | InputEvent.ALT_MASK)) != 0) {
636 res |= XToolkit.altMask;
637 }
638 if ((mods & (InputEvent.META_DOWN_MASK | InputEvent.META_MASK)) != 0) {
639 res |= XToolkit.metaMask;
640 }
641 if ((mods & (InputEvent.ALT_GRAPH_DOWN_MASK | InputEvent.ALT_GRAPH_MASK)) != 0) {
642 res |= XToolkit.modeSwitchMask;
643 }
644 return res;
645 }
646
647 static int getMouseMovementSmudge() {
648 //TODO: It's possible to read corresponding settings
649 return AWT_MULTICLICK_SMUDGE;
650 }
651
652 public void handleButtonPressRelease(XEvent xev) {
653 super.handleButtonPressRelease(xev);
654 XButtonEvent xbe = xev.get_xbutton();
655 if (isEventDisabled(xev)) {
656 return;
657 }
658 if (eventLog.isLoggable(PlatformLogger.Level.FINE)) {
659 eventLog.fine(xbe.toString());
660 }
661 long when;
662 int modifiers;
663 boolean popupTrigger = false;
664 int button=0;
665 int lbutton = xbe.get_button();
666 /*
667 * Ignore the buttons above 20 due to the bit limit for
668 * InputEvent.BUTTON_DOWN_MASK.
669 * One more bit is reserved for FIRST_HIGH_BIT.
670 */
671 if (lbutton > SunToolkit.MAX_BUTTONS_SUPPORTED) {
672 return;
673 }
674 int type = xev.get_type();
675 when = xbe.get_time();
676 long jWhen = XToolkit.nowMillisUTC_offset(when);
677
678 int x = scaleDown(xbe.get_x());
679 int y = scaleDown(xbe.get_y());
680 if (xev.get_xany().get_window() != window) {
681 Point localXY = toLocal(scaleDown(xbe.get_x_root()),
682 scaleDown(xbe.get_y_root()));
683 x = localXY.x;
684 y = localXY.y;
685 }
686
687 if (type == XConstants.ButtonPress) {
688 //Allow this mouse button to generate CLICK event on next ButtonRelease
689 mouseButtonClickAllowed |= XlibUtil.getButtonMask(lbutton);
690 XWindow lastWindow = (lastWindowRef != null) ? (lastWindowRef.get()):(null);
691 /*
692 multiclick checking
693 */
694 if (eventLog.isLoggable(PlatformLogger.Level.FINEST)) {
695 eventLog.finest("lastWindow = " + lastWindow + ", lastButton "
696 + lastButton + ", lastTime " + lastTime + ", multiClickTime "
697 + XToolkit.getMultiClickTime());
698 }
699 if (lastWindow == this && lastButton == lbutton && (when - lastTime) < XToolkit.getMultiClickTime()) {
700 clickCount++;
701 } else {
702 clickCount = 1;
703 lastWindowRef = new WeakReference<>(this);
704 lastButton = lbutton;
705 lastX = x;
706 lastY = y;
707 }
708 lastTime = when;
709
710
711 /*
712 Check for popup trigger !!
713 */
714 popupTrigger = (lbutton == 3);
715 }
716
717 button = XConstants.buttons[lbutton - 1];
718
719 // mapping extra buttons to numbers starting from 4.
720 if ((button > XConstants.buttons[4]) && (!Toolkit.getDefaultToolkit().areExtraMouseButtonsEnabled())){
721 return;
722 }
723
724 if (button > XConstants.buttons[4]){
725 button -= 2;
726 }
727
728 if (!isWheel(lbutton)) {
729 modifiers = getModifiers(xbe.get_state(), button, 0);
730 MouseEvent me = new MouseEvent(getEventSource(),
731 type == XConstants.ButtonPress ? MouseEvent.MOUSE_PRESSED : MouseEvent.MOUSE_RELEASED,
732 jWhen,modifiers, x, y,
733 scaleDown(xbe.get_x_root()),
734 scaleDown(xbe.get_y_root()),
735 clickCount,popupTrigger,button);
736
737 postEventToEventQueue(me);
738
739 if ((type == XConstants.ButtonRelease) &&
740 ((mouseButtonClickAllowed & XlibUtil.getButtonMask(lbutton)) != 0) ) // No up-button in the drag-state
741 {
742 postEventToEventQueue(me = new MouseEvent(getEventSource(),
743 MouseEvent.MOUSE_CLICKED,
744 jWhen,
745 modifiers,
746 x, y,
747 scaleDown(xbe.get_x_root()),
748 scaleDown(xbe.get_y_root()),
749 clickCount,
750 false, button));
751 }
752
753 }
754 else {
755 modifiers = getWheelModifiers(xbe.get_state(), button);
756 if (xev.get_type() == XConstants.ButtonPress) {
757 MouseWheelEvent mwe = new MouseWheelEvent(getEventSource(),MouseEvent.MOUSE_WHEEL, jWhen,
758 modifiers,
759 x, y,
760 scaleDown(xbe.get_x_root()),
761 scaleDown(xbe.get_y_root()),
762 1,false,MouseWheelEvent.WHEEL_UNIT_SCROLL,
763 3,button==4 ? -1 : 1);
764 postEventToEventQueue(mwe);
765 }
766 }
767
768 /* Update the state variable AFTER the CLICKED event post. */
769 if (type == XConstants.ButtonRelease) {
770 /* Exclude this mouse button from allowed list.*/
771 mouseButtonClickAllowed &= ~ XlibUtil.getButtonMask(lbutton);
772 }
773 }
774
775 public void handleMotionNotify(XEvent xev) {
776 super.handleMotionNotify(xev);
777 XMotionEvent xme = xev.get_xmotion();
778 if (isEventDisabled(xev)) {
779 return;
780 }
781
782 int mouseKeyState = 0; //(xme.get_state() & (XConstants.buttonsMask[0] | XConstants.buttonsMask[1] | XConstants.buttonsMask[2]));
783
784 //this doesn't work for extra buttons because Xsystem is sending state==0 for every extra button event.
785 // we can't correct it in MouseEvent class as we done it with modifiers, because exact type (DRAG|MOVE)
786 // should be passed from XWindow.
787 final int buttonsNumber = XToolkit.getNumberOfButtonsForMask();
788
789 for (int i = 0; i < buttonsNumber; i++){
790 // TODO : here is the bug in WM: extra buttons doesn't have state!=0 as they should.
791 if ((i != 4) && (i != 5)) {
792 mouseKeyState = mouseKeyState | (xme.get_state() & XlibUtil.getButtonMask(i + 1));
793 }
794 }
795
796 boolean isDragging = (mouseKeyState != 0);
797 int mouseEventType = 0;
798
799 if (isDragging) {
800 mouseEventType = MouseEvent.MOUSE_DRAGGED;
801 } else {
802 mouseEventType = MouseEvent.MOUSE_MOVED;
803 }
804
805 /*
806 Fix for 6176814 . Add multiclick checking.
807 */
808 int x = scaleDown(xme.get_x());
809 int y = scaleDown(xme.get_y());
810 XWindow lastWindow = (lastWindowRef != null) ? (lastWindowRef.get()):(null);
811
812 if (!(lastWindow == this &&
813 (xme.get_time() - lastTime) < XToolkit.getMultiClickTime() &&
814 (Math.abs(lastX - x) < AWT_MULTICLICK_SMUDGE &&
815 Math.abs(lastY - y) < AWT_MULTICLICK_SMUDGE))) {
816 clickCount = 0;
817 lastWindowRef = null;
818 mouseButtonClickAllowed = 0;
819 lastTime = 0;
820 lastX = 0;
821 lastY = 0;
822 }
823
824 long jWhen = XToolkit.nowMillisUTC_offset(xme.get_time());
825 int modifiers = getModifiers(xme.get_state(), 0, 0);
826 boolean popupTrigger = false;
827
828 Component source = getEventSource();
829
830 if (xme.get_window() != window) {
831 Point localXY = toLocal(scaleDown(xme.get_x_root()),
832 scaleDown(xme.get_y_root()));
833 x = localXY.x;
834 y = localXY.y;
835 }
836 /* Fix for 5039416.
837 * According to canvas.c we shouldn't post any MouseEvent if mouse is dragging and clickCount!=0.
838 */
839 if ((isDragging && clickCount == 0) || !isDragging) {
840 MouseEvent mme = new MouseEvent(source, mouseEventType, jWhen,
841 modifiers, x, y,
842 scaleDown(xme.get_x_root()),
843 scaleDown(xme.get_y_root()),
844 clickCount, popupTrigger, MouseEvent.NOBUTTON);
845 postEventToEventQueue(mme);
846 }
847 }
848
849
850 // REMIND: need to implement looking for disabled events
851 private native boolean x11inputMethodLookupString(long event,
852 long[] keysymArray);
853
854 private native boolean haveCurrentX11InputMethodInstance();
855
856 private boolean mouseAboveMe;
857
858 public boolean isMouseAbove() {
859 synchronized (getStateLock()) {
860 return mouseAboveMe;
861 }
862 }
863 protected void setMouseAbove(boolean above) {
864 synchronized (getStateLock()) {
865 mouseAboveMe = above;
866 }
867 }
868
869 protected void enterNotify(long window) {
870 if (window == getWindow()) {
871 setMouseAbove(true);
872 }
873 }
874 protected void leaveNotify(long window) {
875 if (window == getWindow()) {
876 setMouseAbove(false);
877 }
878 }
879
880 public void handleXCrossingEvent(XEvent xev) {
881 super.handleXCrossingEvent(xev);
882 XCrossingEvent xce = xev.get_xcrossing();
883
884 if (eventLog.isLoggable(PlatformLogger.Level.FINEST)) {
885 eventLog.finest(xce.toString());
886 }
887
888 if (xce.get_type() == XConstants.EnterNotify) {
889 enterNotify(xce.get_window());
890 } else { // LeaveNotify:
891 leaveNotify(xce.get_window());
892 }
893
894 // Skip event If it was caused by a grab
895 // This is needed because on displays with focus-follows-mouse on MousePress X system generates
896 // two XCrossing events with mode != NormalNotify. First of them notifies that the mouse has left
897 // current component. Second one notifies that it has entered into the same component.
898 // This looks like the window under the mouse has actually changed and Java handle these events
899 // accordingly. This leads to impossibility to make a double click on Component (6404708)
900 XWindowPeer toplevel = getToplevelXWindow();
901 if (toplevel != null && !toplevel.isModalBlocked()){
902 if (xce.get_mode() != XConstants.NotifyNormal) {
903 // 6404708 : need update cursor in accordance with skipping Leave/EnterNotify event
904 // whereas it doesn't need to handled further.
905 if (xce.get_type() == XConstants.EnterNotify) {
906 XAwtState.setComponentMouseEntered(getEventSource());
907 XGlobalCursorManager.nativeUpdateCursor(getEventSource());
908 } else { // LeaveNotify:
909 XAwtState.setComponentMouseEntered(null);
910 }
911 return;
912 }
913 }
914 // X sends XCrossing to all hierarchy so if the edge of child equals to
915 // ancestor and mouse enters child, the ancestor will get an event too.
916 // From java point the event is bogus as ancestor is obscured, so if
917 // the child can get java event itself, we skip it on ancestor.
918 long childWnd = xce.get_subwindow();
919 if (childWnd != XConstants.None) {
920 XBaseWindow child = XToolkit.windowToXWindow(childWnd);
921 if (child != null && child instanceof XWindow &&
922 !child.isEventDisabled(xev))
923 {
924 return;
925 }
926 }
927
928 // Remember old component with mouse to have the opportunity to send it MOUSE_EXITED.
929 final Component compWithMouse = XAwtState.getComponentMouseEntered();
930 if (toplevel != null) {
931 if(!toplevel.isModalBlocked()){
932 if (xce.get_type() == XConstants.EnterNotify) {
933 // Change XAwtState's component mouse entered to the up-to-date one before requesting
934 // to update the cursor since XAwtState.getComponentMouseEntered() is used when the
935 // cursor is updated (in XGlobalCursorManager.findHeavyweightUnderCursor()).
936 XAwtState.setComponentMouseEntered(getEventSource());
937 XGlobalCursorManager.nativeUpdateCursor(getEventSource());
938 } else { // LeaveNotify:
939 XAwtState.setComponentMouseEntered(null);
940 }
941 } else {
942 ((XComponentPeer) AWTAccessor.getComponentAccessor().getPeer(target))
943 .pSetCursor(Cursor.getPredefinedCursor(Cursor.DEFAULT_CURSOR));
944 }
945 }
946
947 if (isEventDisabled(xev)) {
948 return;
949 }
950
951 long jWhen = XToolkit.nowMillisUTC_offset(xce.get_time());
952 int modifiers = getModifiers(xce.get_state(),0,0);
953 int clickCount = 0;
954 boolean popupTrigger = false;
955 int x = scaleDown(xce.get_x());
956 int y = scaleDown(xce.get_y());
957 if (xce.get_window() != window) {
958 Point localXY = toLocal(scaleDown(xce.get_x_root()),
959 scaleDown(xce.get_y_root()));
960 x = localXY.x;
961 y = localXY.y;
962 }
963
964 // This code tracks boundary crossing and ensures MOUSE_ENTER/EXIT
965 // are posted in alternate pairs
966 if (compWithMouse != null) {
967 MouseEvent me = new MouseEvent(compWithMouse, MouseEvent.MOUSE_EXITED,
968 jWhen, modifiers,
969 scaleDown(xce.get_x()),
970 scaleDown(xce.get_y()),
971 scaleDown(xce.get_x_root()),
972 scaleDown(xce.get_y_root()),
973 clickCount, popupTrigger,
974 MouseEvent.NOBUTTON);
975 postEventToEventQueue(me);
976 eventLog.finest("Clearing last window ref");
977 lastWindowRef = null;
978 }
979 if (xce.get_type() == XConstants.EnterNotify) {
980 MouseEvent me = new MouseEvent(getEventSource(), MouseEvent.MOUSE_ENTERED,
981 jWhen, modifiers,
982 scaleDown(xce.get_x()),
983 scaleDown(xce.get_y()),
984 scaleDown(xce.get_x_root()),
985 scaleDown(xce.get_y_root()),
986 clickCount, popupTrigger,
987 MouseEvent.NOBUTTON);
988 postEventToEventQueue(me);
989 }
990 }
991
992 public void doLayout(int x, int y, int width, int height) {}
993
994 public void handleConfigureNotifyEvent(XEvent xev) {
995 Rectangle oldBounds = getBounds();
996
997 super.handleConfigureNotifyEvent(xev);
998 if (insLog.isLoggable(PlatformLogger.Level.FINER)) {
999 insLog.finer("Configure, {0}, event disabled: {1}",
1000 xev.get_xconfigure(), isEventDisabled(xev));
1001 }
1002 if (isEventDisabled(xev)) {
1003 return;
1004 }
1005
1006 // if ( Check if it's a resize, a move, or a stacking order change )
1007 // {
1008 Rectangle bounds = getBounds();
1009 if (!bounds.getSize().equals(oldBounds.getSize())) {
1010 postEventToEventQueue(new ComponentEvent(getEventSource(), ComponentEvent.COMPONENT_RESIZED));
1011 }
1012 if (!bounds.getLocation().equals(oldBounds.getLocation())) {
1013 postEventToEventQueue(new ComponentEvent(getEventSource(), ComponentEvent.COMPONENT_MOVED));
1014 }
1015 // }
1016 }
1017
1018 public void handleMapNotifyEvent(XEvent xev) {
1019 super.handleMapNotifyEvent(xev);
1020 if (log.isLoggable(PlatformLogger.Level.FINE)) {
1021 log.fine("Mapped {0}", this);
1022 }
1023 if (isEventDisabled(xev)) {
1024 return;
1025 }
1026 ComponentEvent ce;
1027
1028 ce = new ComponentEvent(getEventSource(), ComponentEvent.COMPONENT_SHOWN);
1029 postEventToEventQueue(ce);
1030 }
1031
1032 public void handleUnmapNotifyEvent(XEvent xev) {
1033 super.handleUnmapNotifyEvent(xev);
1034 if (isEventDisabled(xev)) {
1035 return;
1036 }
1037 ComponentEvent ce;
1038
1039 ce = new ComponentEvent(target, ComponentEvent.COMPONENT_HIDDEN);
1040 postEventToEventQueue(ce);
1041 }
1042
1043 private void dumpKeysymArray(XKeyEvent ev) {
1044 if (keyEventLog.isLoggable(PlatformLogger.Level.FINE)) {
1045 keyEventLog.fine(" "+Long.toHexString(XlibWrapper.XKeycodeToKeysym(XToolkit.getDisplay(), ev.get_keycode(), 0))+
1046 "\n "+Long.toHexString(XlibWrapper.XKeycodeToKeysym(XToolkit.getDisplay(), ev.get_keycode(), 1))+
1047 "\n "+Long.toHexString(XlibWrapper.XKeycodeToKeysym(XToolkit.getDisplay(), ev.get_keycode(), 2))+
1048 "\n "+Long.toHexString(XlibWrapper.XKeycodeToKeysym(XToolkit.getDisplay(), ev.get_keycode(), 3)));
1049 }
1050 }
1051 /**
1052 Return unicode character or 0 if no correspondent character found.
1053 Parameter is a keysym basically from keysymdef.h
1054 XXX: how about vendor keys? Is there some with Unicode value and not in the list?
1055 */
1056 int keysymToUnicode( long keysym, int state ) {
1057 return XKeysym.convertKeysym( keysym, state );
1058 }
1059 int keyEventType2Id( int xEventType ) {
1060 return xEventType == XConstants.KeyPress ? java.awt.event.KeyEvent.KEY_PRESSED :
1061 xEventType == XConstants.KeyRelease ? java.awt.event.KeyEvent.KEY_RELEASED : 0;
1062 }
1063 private static long xkeycodeToKeysym(XKeyEvent ev) {
1064 return XKeysym.getKeysym( ev );
1065 }
1066 private long xkeycodeToPrimaryKeysym(XKeyEvent ev) {
1067 return XKeysym.xkeycode2primary_keysym( ev );
1068 }
1069 private static int primaryUnicode2JavaKeycode(int uni) {
1070 return (uni > 0? sun.awt.ExtendedKeyCodes.getExtendedKeyCodeForChar(uni) : 0);
1071 //return (uni > 0? uni + 0x01000000 : 0);
1072 }
1073 void logIncomingKeyEvent(XKeyEvent ev) {
1074 if (keyEventLog.isLoggable(PlatformLogger.Level.FINE)) {
1075 keyEventLog.fine("--XWindow.java:handleKeyEvent:"+ev);
1076 }
1077 dumpKeysymArray(ev);
1078 if (keyEventLog.isLoggable(PlatformLogger.Level.FINE)) {
1079 keyEventLog.fine("XXXXXXXXXXXXXX javakeycode will be most probably:0x"+ Integer.toHexString(XKeysym.getJavaKeycodeOnly(ev)));
1080 }
1081 }
1082 public void handleKeyPress(XEvent xev) {
1083 super.handleKeyPress(xev);
1084 XKeyEvent ev = xev.get_xkey();
1085 if (eventLog.isLoggable(PlatformLogger.Level.FINE)) {
1086 eventLog.fine(ev.toString());
1087 }
1088 if (isEventDisabled(xev)) {
1089 return;
1090 }
1091 handleKeyPress(ev);
1092 }
1093 // called directly from this package, unlike handleKeyRelease.
1094 // un-final it if you need to override it in a subclass.
1095 final void handleKeyPress(XKeyEvent ev) {
1096 long keysym[] = new long[2];
1097 int unicodeKey = 0;
1098 keysym[0] = XConstants.NoSymbol;
1099
1100 if (keyEventLog.isLoggable(PlatformLogger.Level.FINE)) {
1101 logIncomingKeyEvent( ev );
1102 }
1103 if ( //TODO check if there's an active input method instance
1104 // without calling a native method. Is it necessary though?
1105 haveCurrentX11InputMethodInstance()) {
1106 if (x11inputMethodLookupString(ev.pData, keysym)) {
1107 if (keyEventLog.isLoggable(PlatformLogger.Level.FINE)) {
1108 keyEventLog.fine("--XWindow.java XIM did process event; return; dec keysym processed:"+(keysym[0])+
1109 "; hex keysym processed:"+Long.toHexString(keysym[0])
1110 );
1111 }
1112 return;
1113 }else {
1114 unicodeKey = keysymToUnicode( keysym[0], ev.get_state() );
1115 if (keyEventLog.isLoggable(PlatformLogger.Level.FINE)) {
1116 keyEventLog.fine("--XWindow.java XIM did NOT process event, hex keysym:"+Long.toHexString(keysym[0])+"\n"+
1117 " unicode key:"+Integer.toHexString(unicodeKey));
1118 }
1119 }
1120 }else {
1121 // No input method instance found. For example, there's a Java Input Method.
1122 // Produce do-it-yourself keysym and perhaps unicode character.
1123 keysym[0] = xkeycodeToKeysym(ev);
1124 unicodeKey = keysymToUnicode( keysym[0], ev.get_state() );
1125 if (keyEventLog.isLoggable(PlatformLogger.Level.FINE)) {
1126 keyEventLog.fine("--XWindow.java XIM is absent; hex keysym:"+Long.toHexString(keysym[0])+"\n"+
1127 " unicode key:"+Integer.toHexString(unicodeKey));
1128 }
1129 }
1130 // Keysym should be converted to Unicode, if possible and necessary,
1131 // and Java KeyEvent keycode should be calculated.
1132 // For press we should post pressed & typed Java events.
1133 //
1134 // Press event might be not processed to this time because
1135 // (1) either XIM could not handle it or
1136 // (2) it was Latin 1:1 mapping.
1137 //
1138 // Preserve modifiers to get Java key code for dead keys
1139 boolean isDeadKey = isDeadKey(keysym[0]);
1140 XKeysym.Keysym2JavaKeycode jkc = isDeadKey ? XKeysym.getJavaKeycode(keysym[0])
1141 : XKeysym.getJavaKeycode(ev);
1142 if( jkc == null ) {
1143 jkc = new XKeysym.Keysym2JavaKeycode(java.awt.event.KeyEvent.VK_UNDEFINED, java.awt.event.KeyEvent.KEY_LOCATION_UNKNOWN);
1144 }
1145
1146 // Take the first keysym from a keysym array associated with the XKeyevent
1147 // and convert it to Unicode. Then, even if a Java keycode for the keystroke
1148 // is undefined, we still have a guess of what has been engraved on a keytop.
1149 int unicodeFromPrimaryKeysym = keysymToUnicode( xkeycodeToPrimaryKeysym(ev) ,0);
1150
1151 if (keyEventLog.isLoggable(PlatformLogger.Level.FINE)) {
1152 keyEventLog.fine(">>>Fire Event:"+
1153 (ev.get_type() == XConstants.KeyPress ? "KEY_PRESSED; " : "KEY_RELEASED; ")+
1154 "jkeycode:decimal="+jkc.getJavaKeycode()+
1155 ", hex=0x"+Integer.toHexString(jkc.getJavaKeycode())+"; "+
1156 " legacy jkeycode: decimal="+XKeysym.getLegacyJavaKeycodeOnly(ev)+
1157 ", hex=0x"+Integer.toHexString(XKeysym.getLegacyJavaKeycodeOnly(ev))+"; "
1158 );
1159 }
1160
1161 int jkeyToReturn = XKeysym.getLegacyJavaKeycodeOnly(ev); // someway backward compatible
1162 int jkeyExtended = jkc.getJavaKeycode() == java.awt.event.KeyEvent.VK_UNDEFINED ?
1163 primaryUnicode2JavaKeycode( unicodeFromPrimaryKeysym ) :
1164 jkc.getJavaKeycode();
1165 postKeyEvent( java.awt.event.KeyEvent.KEY_PRESSED,
1166 ev.get_time(),
1167 isDeadKey ? jkeyExtended : jkeyToReturn,
1168 (unicodeKey == 0 ? java.awt.event.KeyEvent.CHAR_UNDEFINED : unicodeKey),
1169 jkc.getKeyLocation(),
1170 ev.get_state(),ev.getPData(), XKeyEvent.getSize(), (long)(ev.get_keycode()),
1171 unicodeFromPrimaryKeysym,
1172 jkeyExtended);
1173
1174
1175 if (unicodeKey > 0 && !isDeadKey) {
1176 if (keyEventLog.isLoggable(PlatformLogger.Level.FINE)) {
1177 keyEventLog.fine("fire _TYPED on "+unicodeKey);
1178 }
1179 postKeyEvent( java.awt.event.KeyEvent.KEY_TYPED,
1180 ev.get_time(),
1181 java.awt.event.KeyEvent.VK_UNDEFINED,
1182 unicodeKey,
1183 java.awt.event.KeyEvent.KEY_LOCATION_UNKNOWN,
1184 ev.get_state(),ev.getPData(), XKeyEvent.getSize(), (long)0,
1185 unicodeFromPrimaryKeysym,
1186 java.awt.event.KeyEvent.VK_UNDEFINED);
1187
1188 }
1189
1190
1191 }
1192
1193 public void handleKeyRelease(XEvent xev) {
1194 super.handleKeyRelease(xev);
1195 XKeyEvent ev = xev.get_xkey();
1196 if (eventLog.isLoggable(PlatformLogger.Level.FINE)) {
1197 eventLog.fine(ev.toString());
1198 }
1199 if (isEventDisabled(xev)) {
1200 return;
1201 }
1202 handleKeyRelease(ev);
1203 }
1204 // un-private it if you need to call it from elsewhere
1205 private void handleKeyRelease(XKeyEvent ev) {
1206 int unicodeKey = 0;
1207
1208 if (keyEventLog.isLoggable(PlatformLogger.Level.FINE)) {
1209 logIncomingKeyEvent( ev );
1210 }
1211 // Keysym should be converted to Unicode, if possible and necessary,
1212 // and Java KeyEvent keycode should be calculated.
1213 // For release we should post released event.
1214 //
1215 // Preserve modifiers to get Java key code for dead keys
1216 long keysym = xkeycodeToKeysym(ev);
1217 boolean isDeadKey = isDeadKey(keysym);
1218 XKeysym.Keysym2JavaKeycode jkc = isDeadKey ? XKeysym.getJavaKeycode(keysym)
1219 : XKeysym.getJavaKeycode(ev);
1220 if( jkc == null ) {
1221 jkc = new XKeysym.Keysym2JavaKeycode(java.awt.event.KeyEvent.VK_UNDEFINED, java.awt.event.KeyEvent.KEY_LOCATION_UNKNOWN);
1222 }
1223 if (keyEventLog.isLoggable(PlatformLogger.Level.FINE)) {
1224 keyEventLog.fine(">>>Fire Event:"+
1225 (ev.get_type() == XConstants.KeyPress ? "KEY_PRESSED; " : "KEY_RELEASED; ")+
1226 "jkeycode:decimal="+jkc.getJavaKeycode()+
1227 ", hex=0x"+Integer.toHexString(jkc.getJavaKeycode())+"; "+
1228 " legacy jkeycode: decimal="+XKeysym.getLegacyJavaKeycodeOnly(ev)+
1229 ", hex=0x"+Integer.toHexString(XKeysym.getLegacyJavaKeycodeOnly(ev))+"; "
1230 );
1231 }
1232 // We obtain keysym from IM and derive unicodeKey from it for KeyPress only.
1233 // We used to cache that value and retrieve it on KeyRelease,
1234 // but in case for example of a dead key+vowel pair, a vowel after a deadkey
1235 // might never be cached before.
1236 // Also, switching between keyboard layouts, we might cache a wrong letter.
1237 // That's why we use the same procedure as if there was no IM instance: do-it-yourself unicode.
1238 unicodeKey = keysymToUnicode( xkeycodeToKeysym(ev), ev.get_state() );
1239
1240 // Take a first keysym from a keysym array associated with the XKeyevent
1241 // and convert it to Unicode. Then, even if Java keycode for the keystroke
1242 // is undefined, we still will have a guess of what was engraved on a keytop.
1243 int unicodeFromPrimaryKeysym = keysymToUnicode( xkeycodeToPrimaryKeysym(ev) ,0);
1244
1245 int jkeyToReturn = XKeysym.getLegacyJavaKeycodeOnly(ev); // someway backward compatible
1246 int jkeyExtended = jkc.getJavaKeycode() == java.awt.event.KeyEvent.VK_UNDEFINED ?
1247 primaryUnicode2JavaKeycode( unicodeFromPrimaryKeysym ) :
1248 jkc.getJavaKeycode();
1249 postKeyEvent( java.awt.event.KeyEvent.KEY_RELEASED,
1250 ev.get_time(),
1251 isDeadKey ? jkeyExtended : jkeyToReturn,
1252 (unicodeKey == 0 ? java.awt.event.KeyEvent.CHAR_UNDEFINED : unicodeKey),
1253 jkc.getKeyLocation(),
1254 ev.get_state(),ev.getPData(), XKeyEvent.getSize(), (long)(ev.get_keycode()),
1255 unicodeFromPrimaryKeysym,
1256 jkeyExtended);
1257
1258
1259 }
1260
1261
1262 private boolean isDeadKey(long keysym){
1263 return XKeySymConstants.XK_dead_grave <= keysym && keysym <= XKeySymConstants.XK_dead_semivoiced_sound;
1264 }
1265
1266 /*
1267 * XmNiconic and Map/UnmapNotify (that XmNiconic relies on) are
1268 * unreliable, since mapping changes can happen for a virtual desktop
1269 * switch or MacOS style shading that became quite popular under X as
1270 * well. Yes, it probably should not be this way, as it violates
1271 * ICCCM, but reality is that quite a lot of window managers abuse
1272 * mapping state.
1273 */
1274 int getWMState() {
1275 if (stateChanged) {
1276 stateChanged = false;
1277 WindowPropertyGetter getter =
1278 new WindowPropertyGetter(window, XWM.XA_WM_STATE, 0, 1, false,
1279 XWM.XA_WM_STATE);
1280 try {
1281 int status = getter.execute();
1282 if (status != XConstants.Success || getter.getData() == 0) {
1283 return savedState = XUtilConstants.WithdrawnState;
1284 }
1285
1286 if (getter.getActualType() != XWM.XA_WM_STATE.getAtom() && getter.getActualFormat() != 32) {
1287 return savedState = XUtilConstants.WithdrawnState;
1288 }
1289 savedState = (int)Native.getCard32(getter.getData());
1290 } finally {
1291 getter.dispose();
1292 }
1293 }
1294 return savedState;
1295 }
1296
1297 /**
1298 * Override this methods to get notifications when top-level window state changes. The state is
1299 * meant in terms of ICCCM: WithdrawnState, IconicState, NormalState
1300 */
1301 protected void stateChanged(long time, int oldState, int newState) {
1302 }
1303
1304 @Override
1305 public void handlePropertyNotify(XEvent xev) {
1306 super.handlePropertyNotify(xev);
1307 XPropertyEvent ev = xev.get_xproperty();
1308 if (ev.get_atom() == XWM.XA_WM_STATE.getAtom()) {
1309 // State has changed, invalidate saved value
1310 stateChanged = true;
1311 stateChanged(ev.get_time(), savedState, getWMState());
1312 }
1313 }
1314
1315 public void reshape(Rectangle bounds) {
1316 reshape(bounds.x, bounds.y, bounds.width, bounds.height);
1317 }
1318
1319 public void reshape(int x, int y, int width, int height) {
1320 if (width <= 0) {
1321 width = 1;
1322 }
1323 if (height <= 0) {
1324 height = 1;
1325 }
1326 this.x = x;
1327 this.y = y;
1328 this.width = width;
1329 this.height = height;
1330 xSetBounds(x, y, width, height);
1331 // Fixed 6322593, 6304251, 6315137:
1332 // XWindow's SurfaceData should be invalidated and recreated as part
1333 // of the process of resizing the window
1334 // see the evaluation of the bug 6304251 for more information
1335 validateSurface();
1336 layout();
1337 }
1338
1339 public void layout() {}
1340
1341 boolean isShowing() {
1342 return visible;
1343 }
1344
1345 boolean isResizable() {
1346 return true;
1347 }
1348
1349 boolean isLocationByPlatform() {
1350 return false;
1351 }
1352
1353 void updateSizeHints() {
1354 updateSizeHints(x, y, width, height);
1355 }
1356
1357 void updateSizeHints(int x, int y, int width, int height) {
1358 long flags = XUtilConstants.PSize | (isLocationByPlatform() ? 0 : (XUtilConstants.PPosition | XUtilConstants.USPosition));
1359 if (!isResizable()) {
1360 if (log.isLoggable(PlatformLogger.Level.FINER)) {
1361 log.finer("Window {0} is not resizable", this);
1362 }
1363 flags |= XUtilConstants.PMinSize | XUtilConstants.PMaxSize;
1364 } else {
1365 if (log.isLoggable(PlatformLogger.Level.FINER)) {
1366 log.finer("Window {0} is resizable", this);
1367 }
1368 }
1369 setSizeHints(flags, x, y, width, height);
1370 }
1371
1372 void updateSizeHints(int x, int y) {
1373 long flags = isLocationByPlatform() ? 0 : (XUtilConstants.PPosition | XUtilConstants.USPosition);
1374 if (!isResizable()) {
1375 if (log.isLoggable(PlatformLogger.Level.FINER)) {
1376 log.finer("Window {0} is not resizable", this);
1377 }
1378 flags |= XUtilConstants.PMinSize | XUtilConstants.PMaxSize | XUtilConstants.PSize;
1379 } else {
1380 if (log.isLoggable(PlatformLogger.Level.FINER)) {
1381 log.finer("Window {0} is resizable", this);
1382 }
1383 }
1384 setSizeHints(flags, x, y, width, height);
1385 }
1386
1387 void validateSurface() {
1388 if ((width != oldWidth) || (height != oldHeight)) {
1389 doValidateSurface();
1390
1391 oldWidth = width;
1392 oldHeight = height;
1393 }
1394 }
1395
1396 final void doValidateSurface() {
1397 SurfaceData oldData = surfaceData;
1398 if (oldData != null) {
1399 surfaceData = graphicsConfig.createSurfaceData(this);
1400 oldData.invalidate();
1401 }
1402 }
1403
1404 public SurfaceData getSurfaceData() {
1405 return surfaceData;
1406 }
1407
1408 public void dispose() {
1409 SurfaceData oldData = surfaceData;
1410 surfaceData = null;
1411 if (oldData != null) {
1412 oldData.invalidate();
1413 }
1414 XToolkit.targetDisposedPeer(target, this);
1415 destroy();
1416 }
1417
1418 public Point getLocationOnScreen() {
1419 synchronized (target.getTreeLock()) {
1420 Component comp = target;
1421
1422 while (comp != null && !(comp instanceof Window)) {
1423 comp = AWTAccessor.getComponentAccessor().getParent(comp);
1424 }
1425
1426 // applets, embedded, etc - translate directly
1427 // XXX: override in subclass?
1428 if (comp == null || comp instanceof sun.awt.EmbeddedFrame) {
1429 return toGlobal(0, 0);
1430 }
1431
1432 XToolkit.awtLock();
1433 try {
1434 Object wpeer = XToolkit.targetToPeer(comp);
1435 if (wpeer == null
1436 || !(wpeer instanceof XDecoratedPeer)
1437 || ((XDecoratedPeer)wpeer).configure_seen)
1438 {
1439 return toGlobal(0, 0);
1440 }
1441
1442 // wpeer is an XDecoratedPeer not yet fully adopted by WM
1443 Point pt = toOtherWindow(getContentWindow(),
1444 ((XDecoratedPeer)wpeer).getContentWindow(),
1445 0, 0);
1446
1447 if (pt == null) {
1448 pt = new Point(((XBaseWindow)wpeer).getAbsoluteX(), ((XBaseWindow)wpeer).getAbsoluteY());
1449 }
1450 pt.x += comp.getX();
1451 pt.y += comp.getY();
1452 return pt;
1453 } finally {
1454 XToolkit.awtUnlock();
1455 }
1456 }
1457 }
1458
1459
1460 static void setBData(KeyEvent e, byte[] data) {
1461 AWTAccessor.getAWTEventAccessor().setBData(e, data);
1462 }
1463
1464 public void postKeyEvent(int id, long when, int keyCode, int keyChar,
1465 int keyLocation, int state, long event, int eventSize, long rawCode,
1466 int unicodeFromPrimaryKeysym, int extendedKeyCode)
1467
1468 {
1469 long jWhen = XToolkit.nowMillisUTC_offset(when);
1470 int modifiers = getModifiers(state, 0, keyCode);
1471
1472 KeyEvent ke = new KeyEvent(getEventSource(), id, jWhen,
1473 modifiers, keyCode, (char)keyChar, keyLocation);
1474 if (event != 0) {
1475 byte[] data = Native.toBytes(event, eventSize);
1476 setBData(ke, data);
1477 }
1478
1479 AWTAccessor.KeyEventAccessor kea = AWTAccessor.getKeyEventAccessor();
1480 kea.setRawCode(ke, rawCode);
1481 kea.setPrimaryLevelUnicode(ke, (long)unicodeFromPrimaryKeysym);
1482 kea.setExtendedKeyCode(ke, (long)extendedKeyCode);
1483 postEventToEventQueue(ke);
1484 }
1485
1486 static native int getAWTKeyCodeForKeySym(int keysym);
1487 static native int getKeySymForAWTKeyCode(int keycode);
1488
1489 /* These two methods are actually applicable to toplevel windows only.
1490 * However, the functionality is required by both the XWindowPeer and
1491 * XWarningWindow, both of which have the XWindow as a common ancestor.
1492 * See XWM.setMotifDecor() for details.
1493 */
1494 public PropMwmHints getMWMHints() {
1495 if (mwm_hints == null) {
1496 mwm_hints = new PropMwmHints();
1497 if (!XWM.XA_MWM_HINTS.getAtomData(getWindow(), mwm_hints.pData, MWMConstants.PROP_MWM_HINTS_ELEMENTS)) {
1498 mwm_hints.zero();
1499 }
1500 }
1501 return mwm_hints;
1502 }
1503
1504 public void setMWMHints(PropMwmHints hints) {
1505 mwm_hints = hints;
1506 if (hints != null) {
1507 XWM.XA_MWM_HINTS.setAtomData(getWindow(), mwm_hints.pData, MWMConstants.PROP_MWM_HINTS_ELEMENTS);
1508 }
1509 }
1510
1511 protected final void initWMProtocols() {
1512 wm_protocols.setAtomListProperty(this, getWMProtocols());
1513 }
1514
1515 /**
1516 * Returns list of protocols which should be installed on this window.
1517 * Descendants can override this method to add class-specific protocols
1518 */
1519 protected XAtomList getWMProtocols() {
1520 // No protocols on simple window
1521 return new XAtomList();
1522 }
1523
1524 /**
1525 * Indicates if the window is currently in the FSEM.
1526 * Synchronization: state lock.
1527 */
1528 private boolean fullScreenExclusiveModeState = false;
1529
1530 // Implementation of the X11ComponentPeer
1531 @Override
1532 public void setFullScreenExclusiveModeState(boolean state) {
1533 synchronized (getStateLock()) {
1534 fullScreenExclusiveModeState = state;
1535 }
1536 }
1537
1538 public final boolean isFullScreenExclusiveMode() {
1539 synchronized (getStateLock()) {
1540 return fullScreenExclusiveModeState;
1541 }
1542 }
1543
1544 @Override
1545 protected int getScale() {
1546 return graphicsConfig.getScale();
1547 }
1548
1549 @Override
1550 protected int scaleUp(int x) {
1551 return graphicsConfig.scaleUp(x);
1552 }
1553
1554 @Override
1555 protected int scaleDown(int x) {
1556 return graphicsConfig.scaleDown(x);
1557 }
1558 }