content: /*
   * Copyright (C) 2010 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;
  
  import android.content.ComponentName;
  import android.content.Context;
  import android.content.Intent;
  import android.content.pm.ActivityInfo;
  import android.content.pm.PackageManager;
  import android.content.pm.ResolveInfo;
  import android.graphics.Rect;
  import android.graphics.drawable.Drawable;
  import android.view.LayoutInflater;
  import android.view.View;
  import android.view.ViewGroup;
  import android.widget.BaseAdapter;
  import android.widget.FrameLayout;
  import android.widget.ListAdapter;
  import android.widget.TextView;
  import java.util.ArrayList;
  import java.util.List;
  import com.lb.launcher.R;
  
  public class ThirdPartyWallpaperPickerListAdapter extends BaseAdapter implements ListAdapter {
      private static final String LOG_TAG = "LiveWallpaperListAdapter";
  
      private final LayoutInflater mInflater;
      private final PackageManager mPackageManager;
      private final int mIconSize;
  
      private List<ThirdPartyWallpaperTile> mThirdPartyWallpaperPickers =
              new ArrayList<ThirdPartyWallpaperTile>();
  
      public static class ThirdPartyWallpaperTile extends WallpaperPickerActivity.WallpaperTileInfo {
          private ResolveInfo mResolveInfo;
          public ThirdPartyWallpaperTile(ResolveInfo resolveInfo) {
              mResolveInfo = resolveInfo;
          }
          @Override
          public void onClick(WallpaperPickerActivity a) {
              final ComponentName itemComponentName = new ComponentName(
                      mResolveInfo.activityInfo.packageName, mResolveInfo.activityInfo.name);
              Intent launchIntent = new Intent(Intent.ACTION_SET_WALLPAPER);
              launchIntent.setComponent(itemComponentName);
              a.startActivityForResultSafely(
                      launchIntent, WallpaperPickerActivity.PICK_WALLPAPER_THIRD_PARTY_ACTIVITY);
          }
      }
  
      public ThirdPartyWallpaperPickerListAdapter(Context context) {
          mInflater = (LayoutInflater) context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
          mPackageManager = context.getPackageManager();
          mIconSize = context.getResources().getDimensionPixelSize(R.dimen.wallpaperItemIconSize);
          final PackageManager pm = mPackageManager;
  
          final Intent pickWallpaperIntent = new Intent(Intent.ACTION_SET_WALLPAPER);
          final List<ResolveInfo> apps =
                  pm.queryIntentActivities(pickWallpaperIntent, 0);
  
          // Get list of image picker intents
          Intent pickImageIntent = new Intent(Intent.ACTION_GET_CONTENT);
          pickImageIntent.setType("image/*");
          final List<ResolveInfo> imagePickerActivities =
                  pm.queryIntentActivities(pickImageIntent, 0);
          final ComponentName[] imageActivities = new ComponentName[imagePickerActivities.size()];
          for (int i = 0; i < imagePickerActivities.size(); i++) {
              ActivityInfo activityInfo = imagePickerActivities.get(i).activityInfo;
              imageActivities[i] = new ComponentName(activityInfo.packageName, activityInfo.name);
          }
  
          outerLoop:
          for (ResolveInfo info : apps) {
              final ComponentName itemComponentName =
                      new ComponentName(info.activityInfo.packageName, info.activityInfo.name);
              final String itemPackageName = itemComponentName.getPackageName();
              // Exclude anything from our own package, and the old Launcher,
              // and live wallpaper picker
              if (itemPackageName.equals(context.getPackageName()) ||
                      itemPackageName.equals("com.android.launcher") ||
                      itemPackageName.equals("com.android.wallpaper.livepicker")) {
                  continue;
              }
              // Exclude any package that already responds to the image picker intent
              for (ResolveInfo imagePickerActivityInfo : imagePickerActivities) {
                  if (itemPackageName.equals(
                          imagePickerActivityInfo.activityInfo.packageName)) {
                      continue outerLoop;
                  }
              }
              mThirdPartyWallpaperPickers.add(new ThirdPartyWallpaperTile(info));
          }
      }
  
      public int getCount() {
          return mThirdPartyWallpaperPickers.size();
      }
  
      public ThirdPartyWallpaperTile getItem(int position) {
          return mThirdPartyWallpaperPickers.get(position);
      }
  
      public long getItemId(int position) {
          return position;
      }
  
      public View getView(int position, View convertView, ViewGroup parent) {
          View view;
  
          if (convertView == null) {
              view = mInflater.inflate(R.layout.wallpaper_picker_third_party_item, parent, false);
          } else {
              view = convertView;
          }
  
          WallpaperPickerActivity.setWallpaperItemPaddingToZero((FrameLayout) view);
  
          ResolveInfo info = mThirdPartyWallpaperPickers.get(position).mResolveInfo;
          TextView label = (TextView) view.findViewById(R.id.wallpaper_item_label);
          label.setText(info.loadLabel(mPackageManager));
          Drawable icon = info.loadIcon(mPackageManager);
          icon.setBounds(new Rect(0, 0, mIconSize, mIconSize));
          label.setCompoundDrawables(null, icon, null, null);
          return view;
      }
  }
  