1 /*
2  * Copyright (C) 2018 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 package com.android.systemui.recents;
17 
18 import android.content.Context;
19 import android.content.res.Configuration;
20 import android.graphics.Rect;
21 
22 import com.android.systemui.SysUiServiceProvider;
23 
24 import java.io.PrintWriter;
25 
26 interface RecentsImplementation {
onStart(Context context, SysUiServiceProvider sysUiServiceProvider)27     default void onStart(Context context, SysUiServiceProvider sysUiServiceProvider) {}
onBootCompleted()28     default void onBootCompleted() {}
onAppTransitionFinished()29     default void onAppTransitionFinished() {}
onConfigurationChanged(Configuration newConfig)30     default void onConfigurationChanged(Configuration newConfig) {}
31 
preloadRecentApps()32     default void preloadRecentApps() {}
cancelPreloadRecentApps()33     default void cancelPreloadRecentApps() {}
showRecentApps(boolean triggeredFromAltTab)34     default void showRecentApps(boolean triggeredFromAltTab) {}
hideRecentApps(boolean triggeredFromAltTab, boolean triggeredFromHomeKey)35     default void hideRecentApps(boolean triggeredFromAltTab, boolean triggeredFromHomeKey) {}
toggleRecentApps()36     default void toggleRecentApps() {}
growRecents()37     default void growRecents() {}
splitPrimaryTask(int stackCreateMode, Rect initialBounds, int metricsDockAction)38     default boolean splitPrimaryTask(int stackCreateMode, Rect initialBounds,
39             int metricsDockAction) {
40         return false;
41     }
42 
dump(PrintWriter pw)43     default void dump(PrintWriter pw) {}
44 }
45