@Override
public void dispose() {
if (isShowing()) {
hide();
}
if (myWindowListener != null) {
myWindowListener.saveSize();
removeWindowListener(myWindowListener);
myWindowListener = null;
}
if (myComponentListener != null) {
removeComponentListener(myComponentListener);
myComponentListener = null;
}
if (myFocusTrackback != null
&& !(myFocusTrackback.isSheduledForRestore()
|| myFocusTrackback.isWillBeSheduledForRestore())) {
myFocusTrackback.dispose();
myFocusTrackback = null;
}
final BufferStrategy strategy = getBufferStrategy();
if (strategy != null) {
strategy.dispose();
}
super.dispose();
if (rootPane != null) { // Workaround for bug in native code to hold rootPane
try {
Field field = rootPane.getClass().getDeclaredField("glassPane");
field.setAccessible(true);
field.set(rootPane, null);
field = rootPane.getClass().getDeclaredField("contentPane");
field.setAccessible(true);
field.set(rootPane, null);
rootPane = null;
field = Window.class.getDeclaredField("windowListener");
field.setAccessible(true);
field.set(this, null);
} catch (Exception ignored) {
}
}
// http://bugs.sun.com/view_bug.do?bug_id=6614056
try {
final Field field = Dialog.class.getDeclaredField("modalDialogs");
field.setAccessible(true);
final List<?> list = (List<?>) field.get(null);
list.remove(this);
} catch (final Exception ignored) {
}
}
private void disposeFocusTrackbackIfNoChildWindowFocused(
@Nullable IdeFocusManager focusManager) {
if (myFocusTrackback == null) return;
final DialogWrapper wrapper = myDialogWrapper.get();
if (wrapper == null || !wrapper.isShowing()) {
myFocusTrackback.dispose();
return;
}
if (focusManager != null) {
final Component c = focusManager.getFocusedDescendantFor(wrapper.getContentPane());
if (c == null) {
myFocusTrackback.dispose();
}
} else {
final Component owner =
KeyboardFocusManager.getCurrentKeyboardFocusManager().getFocusOwner();
if (owner == null || !SwingUtilities.isDescendingFrom(owner, wrapper.getContentPane())) {
myFocusTrackback.dispose();
}
}
}
