LauncherAppsCompat.java revision ac6e5d7956124ed807ace9aa92aae0b13d61bafd 
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.launcher3.compat;
18
19import android.content.ComponentName;
20import android.content.Context;
21import android.content.Intent;
22import android.content.pm.ApplicationInfo;
23import android.content.pm.PackageManager;
24import android.content.pm.PackageManager.NameNotFoundException;
25import android.graphics.Rect;
26import android.os.Bundle;
27
28import com.android.launcher3.Utilities;
29
30import java.util.List;
31
32public abstract class LauncherAppsCompat {
33
34    public static final String ACTION_MANAGED_PROFILE_ADDED =
35            "android.intent.action.MANAGED_PROFILE_ADDED";
36    public static final String ACTION_MANAGED_PROFILE_REMOVED =
37            "android.intent.action.MANAGED_PROFILE_REMOVED";
38    public static final String ACTION_MANAGED_PROFILE_AVAILABLE =
39            "android.intent.action.MANAGED_PROFILE_AVAILABLE";
40    public static final String ACTION_MANAGED_PROFILE_UNAVAILABLE =
41            "android.intent.action.MANAGED_PROFILE_UNAVAILABLE";
42
43    public interface OnAppsChangedCallbackCompat {
44        void onPackageRemoved(String packageName, UserHandleCompat user);
45        void onPackageAdded(String packageName, UserHandleCompat user);
46        void onPackageChanged(String packageName, UserHandleCompat user);
47        void onPackagesAvailable(String[] packageNames, UserHandleCompat user, boolean replacing);
48        void onPackagesUnavailable(String[] packageNames, UserHandleCompat user, boolean replacing);
49        void onPackagesSuspended(String[] packageNames, UserHandleCompat user);
50        void onPackagesUnsuspended(String[] packageNames, UserHandleCompat user);
51    }
52
53    protected LauncherAppsCompat() {
54    }
55
56    private static LauncherAppsCompat sInstance;
57    private static Object sInstanceLock = new Object();
58
59    public static LauncherAppsCompat getInstance(Context context) {
60        synchronized (sInstanceLock) {
61            if (sInstance == null) {
62                if (Utilities.isNycOrAbove()) {
63                    sInstance = new LauncherAppsCompatVN(context.getApplicationContext());
64                } else if (Utilities.ATLEAST_LOLLIPOP) {
65                    sInstance = new LauncherAppsCompatVL(context.getApplicationContext());
66                } else {
67                    sInstance = new LauncherAppsCompatV16(context.getApplicationContext());
68                }
69            }
70            return sInstance;
71        }
72    }
73
74    public abstract List<LauncherActivityInfoCompat> getActivityList(String packageName,
75            UserHandleCompat user);
76    public abstract LauncherActivityInfoCompat resolveActivity(Intent intent,
77            UserHandleCompat user);
78    public abstract void startActivityForProfile(ComponentName component, UserHandleCompat user,
79            Rect sourceBounds, Bundle opts);
80    public abstract void showAppDetailsForProfile(ComponentName component, UserHandleCompat user);
81    public abstract void addOnAppsChangedCallback(OnAppsChangedCallbackCompat listener);
82    public abstract void removeOnAppsChangedCallback(OnAppsChangedCallbackCompat listener);
83    public abstract boolean isPackageEnabledForProfile(String packageName, UserHandleCompat user);
84    public abstract boolean isActivityEnabledForProfile(ComponentName component,
85            UserHandleCompat user);
86    public abstract boolean isPackageSuspendedForProfile(String packageName, UserHandleCompat user);
87
88    public boolean isAppEnabled(PackageManager pm, String packageName, int flags) {
89        try {
90            ApplicationInfo info = pm.getApplicationInfo(packageName, flags);
91            return info != null && info.enabled;
92        } catch (NameNotFoundException e) {
93            return false;
94        }
95    }
96}
97