public XWindowPeer getToplevelXWindow() {
XBaseWindow bw = this;
while (bw != null && !(bw instanceof XWindowPeer)) {
bw = bw.getParentWindow();
}
return (XWindowPeer) bw;
}
public int getAbsoluteY() {
XBaseWindow pw = getParentWindow();
if (pw != null) {
return pw.getAbsoluteY() + getY();
} else {
return getY();
}
}
public int getAbsoluteX() {
XBaseWindow pw = getParentWindow();
if (pw != null) {
return pw.getAbsoluteX() + getX();
} else {
// Overridden for top-levels as their (x,y) is Java (x, y), not native location
return getX();
}
}
/**
* Dispatches event to the grab Window or event source window depending on whether the grab is
* active and on the event type
*/
static void dispatchToWindow(XEvent ev) {
XBaseWindow target = XAwtState.getGrabWindow();
if (target == null || !isGrabbedEvent(ev, target)) {
target = XToolkit.windowToXWindow(ev.get_xany().get_window());
}
if (target != null && target.checkInitialised()) {
target.dispatchEvent(ev);
}
}
static void ungrabInput() {
XToolkit.awtLock();
try {
XBaseWindow grabWindow = XAwtState.getGrabWindow();
if (grabLog.isLoggable(Level.FINE)) {
grabLog.log(Level.FINE, "UnGrab input on {0}", new Object[] {String.valueOf(grabWindow)});
}
if (grabWindow != null) {
grabWindow.ungrabInputImpl();
XlibWrapper.XUngrabPointer(XToolkit.getDisplay(), CurrentTime);
XlibWrapper.XUngrabKeyboard(XToolkit.getDisplay(), CurrentTime);
XAwtState.setGrabWindow(null);
// we need to call XFlush() here to force ungrab
// see 6384219 for details
XlibWrapper.XFlush(XToolkit.getDisplay());
}
} finally {
XToolkit.awtUnlock();
}
}
/**
* We should always grab both keyboard and pointer to control event flow on popups. This also
* simplifies synthetic grab implementation. The active grab overrides activated automatic grab.
*/
public boolean grabInput() {
if (grabLog.isLoggable(Level.FINE)) {
grabLog.log(Level.FINE, "Grab input on {0}", new Object[] {String.valueOf(this)});
}
XToolkit.awtLock();
try {
if (XAwtState.getGrabWindow() == this && XAwtState.isManualGrab()) {
grabLog.fine(" Already Grabbed");
return true;
}
// 6273031: PIT. Choice drop down does not close once it is right clicked to show a popup menu
// remember previous window having grab and if it's not null ungrab it.
XBaseWindow prevGrabWindow = XAwtState.getGrabWindow();
final int eventMask =
(int)
(ButtonPressMask
| ButtonReleaseMask
| EnterWindowMask
| LeaveWindowMask
| PointerMotionMask
| ButtonMotionMask);
final int ownerEvents = 1;
int ptrGrab =
XlibWrapper.XGrabPointer(
XToolkit.getDisplay(),
getContentWindow(),
ownerEvents,
eventMask,
GrabModeAsync,
GrabModeAsync,
None,
(XWM.isMotif() ? XToolkit.arrowCursor : None),
CurrentTime);
// Check grab results to be consistent with X server grab
if (ptrGrab != GrabSuccess) {
XlibWrapper.XUngrabPointer(XToolkit.getDisplay(), CurrentTime);
XAwtState.setGrabWindow(null);
grabLog.fine(" Grab Failure - mouse");
return false;
}
int keyGrab =
XlibWrapper.XGrabKeyboard(
XToolkit.getDisplay(),
getContentWindow(),
ownerEvents,
GrabModeAsync,
GrabModeAsync,
CurrentTime);
if (keyGrab != GrabSuccess) {
XlibWrapper.XUngrabPointer(XToolkit.getDisplay(), CurrentTime);
XlibWrapper.XUngrabKeyboard(XToolkit.getDisplay(), CurrentTime);
XAwtState.setGrabWindow(null);
grabLog.fine(" Grab Failure - keyboard");
return false;
}
if (prevGrabWindow != null) {
prevGrabWindow.ungrabInputImpl();
}
XAwtState.setGrabWindow(this);
grabLog.fine(" Grab - success");
return true;
} finally {
XToolkit.awtUnlock();
}
}
/**
* Translate coordinates from one window into another. Optimized for XAWT - uses cached data when
* possible. Preferable over pure XTranslateCoordinates.
*
* @return coordinates relative to dst, or null if error happened
*/
static Point toOtherWindow(long src, long dst, int x, int y) {
Point rpt = new Point(0, 0);
// Check if both windows belong to XAWT - then no X calls are necessary
XBaseWindow srcPeer = XToolkit.windowToXWindow(src);
XBaseWindow dstPeer = XToolkit.windowToXWindow(dst);
if (srcPeer != null && dstPeer != null) {
// (x, y) is relative to src
rpt.x = x + srcPeer.getAbsoluteX() - dstPeer.getAbsoluteX();
rpt.y = y + srcPeer.getAbsoluteY() - dstPeer.getAbsoluteY();
} else if (dstPeer != null && XlibUtil.isRoot(src, dstPeer.getScreenNumber())) {
// from root into peer
rpt.x = x - dstPeer.getAbsoluteX();
rpt.y = y - dstPeer.getAbsoluteY();
} else if (srcPeer != null && XlibUtil.isRoot(dst, srcPeer.getScreenNumber())) {
// from peer into root
rpt.x = x + srcPeer.getAbsoluteX();
rpt.y = y + srcPeer.getAbsoluteY();
} else {
rpt = XlibUtil.translateCoordinates(src, dst, new Point(x, y));
}
return rpt;
}