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);
}
