xref: /packages/apps/UnifiedEmail/src/com/android/mail/ui/KeyboardNavigationController.java

/*
 * Copyright (C) 2014 Google Inc.
 * Licensed to The Android Open Source Project.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.android.mail.ui;

import android.view.KeyEvent;

/**
 * Callbacks for cross-fragment keyboard navigation functionality.
 */
public interface KeyboardNavigationController {
    /**
     * Intercept a key press from ConversationViewFragment.
     * @param navigateAway custom param indicating if the controller should navigate away from
     *   the conversation view.
     * @return true if the event was handled by the controller, false otherwise.
     */
    public boolean onInterceptKeyFromCV(int keyCode, KeyEvent keyEvent, boolean navigateAway);
    public boolean isTwoPaneLandscape();
}