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      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.launcher3.compat;
     18 
     19 import android.content.ComponentName;
     20 import android.content.Context;
     21 import android.content.Intent;
     22 import android.content.pm.LauncherApps;
     23 import android.graphics.Rect;
     24 import android.graphics.drawable.Drawable;
     25 import android.os.Bundle;
     26 
     27 import com.android.launcher3.Utilities;
     28 import com.android.launcher3.shortcuts.ShortcutInfoCompat;
     29 
     30 import java.util.List;
     31 
     32 public abstract class LauncherAppsCompat {
     33 
     34     public interface OnAppsChangedCallbackCompat {
     35         void onPackageRemoved(String packageName, UserHandleCompat user);
     36         void onPackageAdded(String packageName, UserHandleCompat user);
     37         void onPackageChanged(String packageName, UserHandleCompat user);
     38         void onPackagesAvailable(String[] packageNames, UserHandleCompat user, boolean replacing);
     39         void onPackagesUnavailable(String[] packageNames, UserHandleCompat user, boolean replacing);
     40         void onPackagesSuspended(String[] packageNames, UserHandleCompat user);
     41         void onPackagesUnsuspended(String[] packageNames, UserHandleCompat user);
     42         void onShortcutsChanged(String packageName, List<ShortcutInfoCompat> shortcuts,
     43                 UserHandleCompat user);
     44     }
     45 
     46     protected LauncherAppsCompat() {
     47     }
     48 
     49     private static LauncherAppsCompat sInstance;
     50     private static Object sInstanceLock = new Object();
     51 
     52     public static LauncherAppsCompat getInstance(Context context) {
     53         synchronized (sInstanceLock) {
     54             if (sInstance == null) {
     55                 if (Utilities.ATLEAST_LOLLIPOP) {
     56                     sInstance = new LauncherAppsCompatVL(context.getApplicationContext());
     57                 } else {
     58                     sInstance = new LauncherAppsCompatV16(context.getApplicationContext());
     59                 }
     60             }
     61             return sInstance;
     62         }
     63     }
     64 
     65     public abstract List<LauncherActivityInfoCompat> getActivityList(String packageName,
     66             UserHandleCompat user);
     67     public abstract LauncherActivityInfoCompat resolveActivity(Intent intent,
     68             UserHandleCompat user);
     69     public abstract void startActivityForProfile(ComponentName component, UserHandleCompat user,
     70             Rect sourceBounds, Bundle opts);
     71     public abstract void showAppDetailsForProfile(ComponentName component, UserHandleCompat user);
     72     public abstract void addOnAppsChangedCallback(OnAppsChangedCallbackCompat listener);
     73     public abstract void removeOnAppsChangedCallback(OnAppsChangedCallbackCompat listener);
     74     public abstract boolean isPackageEnabledForProfile(String packageName, UserHandleCompat user);
     75     public abstract boolean isActivityEnabledForProfile(ComponentName component,
     76             UserHandleCompat user);
     77     public abstract boolean isPackageSuspendedForProfile(String packageName, UserHandleCompat user);
     78 }
     79