// Copyright 2015 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
package org.chromium.components.browser_ui.widget;
import android.app.Activity;
import org.chromium.base.ActivityState;
import org.chromium.base.ApplicationStatus;
/**
* Dialog subclass that ensures that dismiss() is called, even if the dialog is implicitly dismissed
* due to its activity being destroyed. This is important if the dialog's dismiss() method releases
* references to memory or performs other crucial cleanup. See http://crbug.com/507748.
* DialogFragments ensure that dismiss() is called as well.
*/
public class AlwaysDismissedDialog extends ChromeDialog
implements ApplicationStatus.ActivityStateListener {
public AlwaysDismissedDialog(Activity ownerActivity, int theme) {
super(ownerActivity, theme);
ApplicationStatus.registerStateListenerForActivity(this, ownerActivity);
setOwnerActivity(ownerActivity);
}
@Override
public void dismiss() {
super.dismiss();
ApplicationStatus.unregisterActivityStateListener(this);
}
@Override
public void onActivityStateChange(Activity activity, int newState) {
if (newState == ActivityState.DESTROYED) dismiss();
}
}