CarHelper.java revision a907614755847b2630561a1e5949b2b416600d97 
1/*
2 * Copyright (C) 2015 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17package com.example.android.supportv4.media.utils;
18
19import android.os.Bundle;
20
21public class CarHelper {
22    private static final String AUTO_APP_PACKAGE_NAME = "com.google.android.projection.gearhead";
23
24    // Use these extras to reserve space for the corresponding actions, even when they are disabled
25    // in the playbackstate, so the custom actions don't reflow.
26    private static final String SLOT_RESERVATION_SKIP_TO_NEXT =
27            "com.google.android.gms.car.media.ALWAYS_RESERVE_SPACE_FOR.ACTION_SKIP_TO_NEXT";
28    private static final String SLOT_RESERVATION_SKIP_TO_PREV =
29            "com.google.android.gms.car.media.ALWAYS_RESERVE_SPACE_FOR.ACTION_SKIP_TO_PREVIOUS";
30    private static final String SLOT_RESERVATION_QUEUE =
31            "com.google.android.gms.car.media.ALWAYS_RESERVE_SPACE_FOR.ACTION_QUEUE";
32
33
34    public static boolean isValidCarPackage(String packageName) {
35        return AUTO_APP_PACKAGE_NAME.equals(packageName);
36    }
37
38    public static void setSlotReservationFlags(Bundle extras, boolean reservePlayingQueueSlot,
39          boolean reserveSkipToNextSlot, boolean reserveSkipToPrevSlot) {
40        if (reservePlayingQueueSlot) {
41            extras.putBoolean(SLOT_RESERVATION_QUEUE, true);
42        } else {
43            extras.remove(SLOT_RESERVATION_QUEUE);
44        }
45        if (reserveSkipToPrevSlot) {
46            extras.putBoolean(SLOT_RESERVATION_SKIP_TO_PREV, true);
47        } else {
48            extras.remove(SLOT_RESERVATION_SKIP_TO_PREV);
49        }
50        if (reserveSkipToNextSlot) {
51            extras.putBoolean(SLOT_RESERVATION_SKIP_TO_NEXT, true);
52        } else {
53            extras.remove(SLOT_RESERVATION_SKIP_TO_NEXT);
54        }
55    }
56}
57