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 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