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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.LauncherActivityInfo;
     23 import android.content.pm.LauncherApps;
     24 import android.graphics.Rect;
     25 import android.os.Build;
     26 import android.os.Bundle;
     27 import android.os.UserHandle;
     28 
     29 import java.util.ArrayList;
     30 import java.util.Collections;
     31 import java.util.HashMap;
     32 import java.util.List;
     33 import java.util.Map;
     34 
     35 public class LauncherAppsCompatVL extends LauncherAppsCompat {
     36 
     37     private LauncherApps mLauncherApps;
     38 
     39     private Map<OnAppsChangedCallbackCompat, WrappedCallback> mCallbacks
     40             = new HashMap<OnAppsChangedCallbackCompat, WrappedCallback>();
     41 
     42     LauncherAppsCompatVL(Context context) {
     43         super();
     44         mLauncherApps = (LauncherApps) context.getSystemService("launcherapps");
     45     }
     46 
     47     public List<LauncherActivityInfoCompat> getActivityList(String packageName,
     48             UserHandleCompat user) {
     49         List<LauncherActivityInfo> list = mLauncherApps.getActivityList(packageName,
     50                 user.getUser());
     51         if (list.size() == 0) {
     52             return Collections.EMPTY_LIST;
     53         }
     54         ArrayList<LauncherActivityInfoCompat> compatList =
     55                 new ArrayList<LauncherActivityInfoCompat>(list.size());
     56         for (LauncherActivityInfo info : list) {
     57             compatList.add(new LauncherActivityInfoCompatVL(info));
     58         }
     59         return compatList;
     60     }
     61 
     62     public LauncherActivityInfoCompat resolveActivity(Intent intent, UserHandleCompat user) {
     63         LauncherActivityInfo activity = mLauncherApps.resolveActivity(intent, user.getUser());
     64         if (activity != null) {
     65             return new LauncherActivityInfoCompatVL(activity);
     66         } else {
     67             return null;
     68         }
     69     }
     70 
     71     public void startActivityForProfile(ComponentName component, UserHandleCompat user,
     72             Rect sourceBounds, Bundle opts) {
     73         mLauncherApps.startMainActivity(component, user.getUser(), sourceBounds, opts);
     74     }
     75 
     76     public void showAppDetailsForProfile(ComponentName component, UserHandleCompat user) {
     77         mLauncherApps.startAppDetailsActivity(component, user.getUser(), null, null);
     78     }
     79 
     80     public void addOnAppsChangedCallback(LauncherAppsCompat.OnAppsChangedCallbackCompat callback) {
     81         WrappedCallback wrappedCallback = new WrappedCallback(callback);
     82         synchronized (mCallbacks) {
     83             mCallbacks.put(callback, wrappedCallback);
     84         }
     85         mLauncherApps.registerCallback(wrappedCallback);
     86     }
     87 
     88     public void removeOnAppsChangedCallback(
     89             LauncherAppsCompat.OnAppsChangedCallbackCompat callback) {
     90         WrappedCallback wrappedCallback = null;
     91         synchronized (mCallbacks) {
     92             wrappedCallback = mCallbacks.remove(callback);
     93         }
     94         if (wrappedCallback != null) {
     95             mLauncherApps.unregisterCallback(wrappedCallback);
     96         }
     97     }
     98 
     99     public boolean isPackageEnabledForProfile(String packageName, UserHandleCompat user) {
    100         return mLauncherApps.isPackageEnabled(packageName, user.getUser());
    101     }
    102 
    103     public boolean isActivityEnabledForProfile(ComponentName component, UserHandleCompat user) {
    104         return mLauncherApps.isActivityEnabled(component, user.getUser());
    105     }
    106 
    107     private static class WrappedCallback extends LauncherApps.Callback {
    108         private LauncherAppsCompat.OnAppsChangedCallbackCompat mCallback;
    109 
    110         public WrappedCallback(LauncherAppsCompat.OnAppsChangedCallbackCompat callback) {
    111             mCallback = callback;
    112         }
    113 
    114         public void onPackageRemoved(String packageName, UserHandle user) {
    115             mCallback.onPackageRemoved(packageName, UserHandleCompat.fromUser(user));
    116         }
    117 
    118         public void onPackageAdded(String packageName, UserHandle user) {
    119             mCallback.onPackageAdded(packageName, UserHandleCompat.fromUser(user));
    120         }
    121 
    122         public void onPackageChanged(String packageName, UserHandle user) {
    123             mCallback.onPackageChanged(packageName, UserHandleCompat.fromUser(user));
    124         }
    125 
    126         public void onPackagesAvailable(String[] packageNames, UserHandle user, boolean replacing) {
    127             mCallback.onPackagesAvailable(packageNames, UserHandleCompat.fromUser(user), replacing);
    128         }
    129 
    130         public void onPackagesUnavailable(String[] packageNames, UserHandle user,
    131                 boolean replacing) {
    132             mCallback.onPackagesUnavailable(packageNames, UserHandleCompat.fromUser(user),
    133                     replacing);
    134         }
    135     }
    136 }
    137 
    138