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      1 /*
      2  * Copyright (C) 2009 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.camera;
     18 
     19 import com.android.camera.PhotoAppWidgetProvider.PhotoDatabaseHelper;
     20 
     21 import android.app.Activity;
     22 import android.appwidget.AppWidgetManager;
     23 import android.content.Intent;
     24 import android.graphics.Bitmap;
     25 import android.os.Bundle;
     26 import android.util.Log;
     27 import android.widget.RemoteViews;
     28 
     29 import java.util.ArrayList;
     30 
     31 class PhotoAppWidgetBind extends NoSearchActivity {
     32     private static final String TAG = "PhotoAppWidgetBind";
     33     private static final String EXTRA_APPWIDGET_BITMAPS =
     34             "com.android.camera.appwidgetbitmaps";
     35 
     36     @Override
     37     protected void onCreate(Bundle icicle) {
     38         super.onCreate(icicle);
     39         finish();
     40 
     41         // The caller has requested that we bind a given bitmap to a specific
     42         // appWidgetId, which probably is happening during a Launcher upgrade.
     43         // This is dangerous because the caller could set bitmaps on
     44         // appWidgetIds they don't own, so we guard this call at the manifest
     45         // level by requiring the BIND_APPWIDGET permission.
     46 
     47         final Intent intent = getIntent();
     48         final Bundle extras = intent.getExtras();
     49 
     50         final int[] appWidgetIds =
     51                 extras.getIntArray(AppWidgetManager.EXTRA_APPWIDGET_IDS);
     52         final ArrayList<Bitmap> bitmaps =
     53                 extras.getParcelableArrayList(EXTRA_APPWIDGET_BITMAPS);
     54 
     55         if (appWidgetIds == null || bitmaps == null
     56                 || appWidgetIds.length != bitmaps.size()) {
     57             Log.e(TAG, "Problem parsing photo widget bind request");
     58             return;
     59         }
     60 
     61         AppWidgetManager appWidgetManager = AppWidgetManager.getInstance(this);
     62         PhotoDatabaseHelper helper = new PhotoDatabaseHelper(this);
     63         for (int i = 0; i < appWidgetIds.length; i++) {
     64             // Store the cropped photo in our database
     65             int appWidgetId = appWidgetIds[i];
     66             helper.setPhoto(appWidgetId, bitmaps.get(i));
     67 
     68             // Push newly updated widget to surface
     69             RemoteViews views =
     70                     PhotoAppWidgetProvider.buildUpdate(this, appWidgetId,
     71                     helper);
     72             appWidgetManager.updateAppWidget(new int[] { appWidgetId }, views);
     73         }
     74         helper.close();
     75     }
     76 }
     77