Add constants for launch MediaOutput slice

/*

 * Copyright 2019 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.settingslib.media;

/**

 * Class to access MediaOutput constants.

 */

public class MediaOutputSliceConstants {

    /**

     * Key for the Media output setting.

     */

    public static final String KEY_MEDIA_OUTPUT = "media_output";

    /**

     * Activity Action: Show a settings dialog containing {@link MediaDevice} to transfer media.

     */

    public static final String ACTION_MEDIA_OUTPUT =

            "com.android.settings.panel.action.MEDIA_OUTPUT";

    /**

     * An string extra specifying a media package name.

     */

    public static final String EXTRA_PACKAGE_NAME =

            "com.android.settings.panel.extra.PACKAGE_NAME";

}