1/*
2 * Copyright (C) 2014 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.android.systemui.statusbar;
18
19import android.content.Context;
20import android.view.View;
21
22import com.android.internal.R;
23
24/**
25 * Wraps the actual notification content view; used to implement behaviors which are different for
26 * the individual templates and custom views.
27 */
28public abstract class NotificationViewWrapper {
29
30    protected final View mView;
31
32    public static NotificationViewWrapper wrap(Context ctx, View v) {
33
34        // TODO: Figure out a better way to find out which template the view is.
35        if (v.findViewById(com.android.internal.R.id.media_actions) != null) {
36            return new NotificationMediaViewWrapper(ctx, v);
37        } else if (v.getId() == com.android.internal.R.id.status_bar_latest_event_content) {
38            return new NotificationTemplateViewWrapper(ctx, v);
39        } else {
40            return new NotificationCustomViewWrapper(v);
41        }
42    }
43
44    protected NotificationViewWrapper(View view) {
45        mView = view;
46    }
47
48    /**
49     * In dark mode, we draw as little as possible, assuming a black background.
50     *
51     * @param dark whether we should display ourselves in dark mode
52     * @param fade whether to animate the transition if the mode changes
53     * @param delay if fading, the delay of the animation
54     */
55    public abstract void setDark(boolean dark, boolean fade, long delay);
56
57    /**
58     * Notifies this wrapper that the content of the view might have changed.
59     */
60    public void notifyContentUpdated() {}
61}
62