@Override
public void setKeyboardFocus(final View view) {
if (view == null) {
return;
}
final FocusManager currentFocusManager = keyboardManager.getFocusManager();
if (currentFocusManager != null
&& currentFocusManager.getFocus() != null
&& currentFocusManager.getFocus().getParent() != null) {
currentFocusManager.getFocus().getParent().markDamaged();
}
if (currentFocusManager != null) {
final View currentFocus = currentFocusManager.getFocus();
if (currentFocus != null && currentFocus != view) {
currentFocus.focusLost();
}
}
final FocusManager focusManager = view.getFocusManager();
if (focusManager != null) {
focusManager.setFocus(view);
if (view.getParent() != null) {
view.getParent().markDamaged();
}
}
if (focusManager == null) {
LOG.warn("No focus manager for " + view);
} else {
keyboardManager.setFocusManager(focusManager);
}
}
public void start(KeyboardManager keymgr, Window root, RunQueue rqueue) {
EventListener listener = new EventListener();
try {
// try to add a global event listener
Toolkit.getDefaultToolkit().addAWTEventListener(listener, EVENT_MASK);
} catch (SecurityException se) {
// fall back to listening to our main window
if (root != null) {
root.addKeyListener(listener);
root.addMouseListener(listener);
root.addMouseMotionListener(listener);
}
}
// and tie into the keyboard manager if one is provided
if (keymgr != null) {
keymgr.registerKeyObserver(
new KeyboardManager.KeyObserver() {
public void handleKeyEvent(int id, int keyCode, long timestamp) {
handleUserActivity();
}
});
}
// register an interval to periodically check our last activity time
new Interval(rqueue) {
@Override
public void expired() {
checkIdle();
}
}.schedule(_toIdleTime / 3, true);
}
@Override
public boolean hasFocus(final View view) {
final FocusManager focusManager = keyboardManager.getFocusManager();
return focusManager != null && focusManager.getFocus() == view;
}
private FocusManager getFocusManager() {
return overlayView == CLEAR_OVERLAY
? keyboardManager.getFocusManager()
: overlayView.getFocusManager();
}
