content: /*
   * Copyright (C) 2014 The Android Open Source Project
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *      http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  
  package com.lb.launcher.compat;
  
  import android.content.ComponentName;
  import android.content.Context;
  import android.content.Intent;
  import android.content.pm.LauncherActivityInfo;
  import android.content.pm.LauncherApps;
  import android.graphics.Rect;
  import android.os.Build;
  import android.os.Bundle;
  import android.os.UserHandle;
  
  import java.util.ArrayList;
  import java.util.Collections;
  import java.util.HashMap;
  import java.util.List;
  import java.util.Map;
  
  public class LauncherAppsCompatVL extends LauncherAppsCompat {
  
      private LauncherApps mLauncherApps;
  
      private Map<OnAppsChangedCallbackCompat, WrappedCallback> mCallbacks
              = new HashMap<OnAppsChangedCallbackCompat, WrappedCallback>();
  
      LauncherAppsCompatVL(Context context) {
          super();
          mLauncherApps = (LauncherApps) context.getSystemService("launcherapps");
      }
  
      public List<LauncherActivityInfoCompat> getActivityList(String packageName,
              UserHandleCompat user) {
          List<LauncherActivityInfo> list = mLauncherApps.getActivityList(packageName,
                  user.getUser());
          if (list.size() == 0) {
              return Collections.EMPTY_LIST;
          }
          ArrayList<LauncherActivityInfoCompat> compatList =
                  new ArrayList<LauncherActivityInfoCompat>(list.size());
          for (LauncherActivityInfo info : list) {
              compatList.add(new LauncherActivityInfoCompatVL(info));
          }
          return compatList;
      }
  
      public LauncherActivityInfoCompat resolveActivity(Intent intent, UserHandleCompat user) {
          LauncherActivityInfo activity = mLauncherApps.resolveActivity(intent, user.getUser());
          if (activity != null) {
              return new LauncherActivityInfoCompatVL(activity);
          } else {
              return null;
          }
      }
  
      public void startActivityForProfile(ComponentName component, UserHandleCompat user,
              Rect sourceBounds, Bundle opts) {
          mLauncherApps.startMainActivity(component, user.getUser(), sourceBounds, opts);
      }
  
      public void showAppDetailsForProfile(ComponentName component, UserHandleCompat user) {
          mLauncherApps.startAppDetailsActivity(component, user.getUser(), null, null);
      }
  
      public void addOnAppsChangedCallback(LauncherAppsCompat.OnAppsChangedCallbackCompat callback) {
          WrappedCallback wrappedCallback = new WrappedCallback(callback);
          synchronized (mCallbacks) {
              mCallbacks.put(callback, wrappedCallback);
          }
          mLauncherApps.registerCallback(wrappedCallback);
      }
  
      public void removeOnAppsChangedCallback(
              LauncherAppsCompat.OnAppsChangedCallbackCompat callback) {
          WrappedCallback wrappedCallback = null;
          synchronized (mCallbacks) {
              wrappedCallback = mCallbacks.remove(callback);
          }
          if (wrappedCallback != null) {
              mLauncherApps.unregisterCallback(wrappedCallback);
          }
      }
  
      public boolean isPackageEnabledForProfile(String packageName, UserHandleCompat user) {
          return mLauncherApps.isPackageEnabled(packageName, user.getUser());
      }
  
      public boolean isActivityEnabledForProfile(ComponentName component, UserHandleCompat user) {
          return mLauncherApps.isActivityEnabled(component, user.getUser());
      }
  
      private static class WrappedCallback extends LauncherApps.Callback {
          private LauncherAppsCompat.OnAppsChangedCallbackCompat mCallback;
  
          public WrappedCallback(LauncherAppsCompat.OnAppsChangedCallbackCompat callback) {
              mCallback = callback;
          }
  
          public void onPackageRemoved(String packageName, UserHandle user) {
              mCallback.onPackageRemoved(packageName, UserHandleCompat.fromUser(user));
          }
  
          public void onPackageAdded(String packageName, UserHandle user) {
              mCallback.onPackageAdded(packageName, UserHandleCompat.fromUser(user));
          }
  
          public void onPackageChanged(String packageName, UserHandle user) {
              mCallback.onPackageChanged(packageName, UserHandleCompat.fromUser(user));
          }
  
          public void onPackagesAvailable(String[] packageNames, UserHandle user, boolean replacing) {
              mCallback.onPackagesAvailable(packageNames, UserHandleCompat.fromUser(user), replacing);
          }
  
          public void onPackagesUnavailable(String[] packageNames, UserHandle user,
                  boolean replacing) {
              mCallback.onPackagesUnavailable(packageNames, UserHandleCompat.fromUser(user),
                      replacing);
          }
      }
  }
  
  