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 
17 package com.android.systemui.statusbar;
18 
19 import android.content.Context;
20 import android.view.View;
21 
22 import 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  */
28 public abstract class NotificationViewWrapper {
29 
30     protected final View mView;
31 
wrap(Context ctx, View v)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 
NotificationViewWrapper(View view)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      */
setDark(boolean dark, boolean fade, long delay)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      */
notifyContentUpdated()60     public void notifyContentUpdated() {}
61 }
62