public virtual bool onKey(android.content.DialogInterface dialog, int keyCode, android.view.KeyEvent @event) { if (keyCode == android.view.KeyEvent.KEYCODE_MENU || keyCode == android.view.KeyEvent .KEYCODE_BACK) { if (@event.getAction() == android.view.KeyEvent.ACTION_DOWN && @event.getRepeatCount () == 0) { android.view.Window win = mDialog.getWindow(); if (win != null) { android.view.View decor = win.getDecorView(); if (decor != null) { android.view.KeyEvent.DispatcherState ds = decor.getKeyDispatcherState(); if (ds != null) { ds.startTracking(@event, this); return(true); } } } } else { if (@event.getAction() == android.view.KeyEvent.ACTION_UP && [email protected]()) { android.view.Window win = mDialog.getWindow(); if (win != null) { android.view.View decor = win.getDecorView(); if (decor != null) { android.view.KeyEvent.DispatcherState ds = decor.getKeyDispatcherState(); if (ds != null && ds.isTracking(@event)) { mMenu.close(true); dialog.dismiss(); return(true); } } } } } } // Menu shortcut matching return(mMenu.performShortcut(keyCode, @event, 0)); }