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      1 /*
      2  * Copyright (C) 2010 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.contacts.socialwidget;
     18 
     19 import android.app.Activity;
     20 import android.appwidget.AppWidgetManager;
     21 import android.content.Intent;
     22 import android.os.Bundle;
     23 import android.provider.ContactsContract.Contacts;
     24 
     25 public class SocialWidgetConfigureActivity extends Activity {
     26     private static final String KEY_LAUNCHED = "already_launched_picker_activity";
     27 
     28     @Override
     29     protected void onCreate(Bundle savedInstanceState) {
     30         super.onCreate(savedInstanceState);
     31         // If the user presses back, we want to cancel
     32         setResult(RESULT_CANCELED);
     33 
     34         // Don't launch contact-picker if we already launched it (for example, if
     35         // we launched it in a previous onCreate() and the device orientation changes
     36         // before the picker returns its result, then this activity will be recreated).
     37         if (savedInstanceState != null && savedInstanceState.getBoolean(KEY_LAUNCHED)) return;
     38 
     39         // Forward the Intent to the picker
     40         final Intent pickerIntent = new Intent(Intent.ACTION_PICK, Contacts.CONTENT_URI);
     41         pickerIntent.setFlags(Intent.FLAG_ACTIVITY_SINGLE_TOP | Intent.FLAG_ACTIVITY_CLEAR_TOP);
     42         startActivityForResult(pickerIntent, 0);
     43     }
     44 
     45     @Override
     46     protected void onSaveInstanceState(Bundle savedInstanceState) {
     47         super.onSaveInstanceState(savedInstanceState);
     48 
     49         // We know for sure that we've launched the contact-picker... see onCreate()
     50         savedInstanceState.putBoolean(KEY_LAUNCHED, true);
     51     }
     52 
     53     @Override
     54     protected void onActivityResult(int requestCode, int resultCode, Intent data) {
     55         // We came back from the Picker. If the user actually selected a contact,
     56         // return it now
     57         if (resultCode == Activity.RESULT_OK) {
     58             final Bundle extras = getIntent().getExtras();
     59             if (extras == null) throw new IllegalStateException("Intent extras are null");
     60             final int widgetId = extras.getInt(AppWidgetManager.EXTRA_APPWIDGET_ID,
     61                     AppWidgetManager.INVALID_APPWIDGET_ID);
     62 
     63             // Save the setting
     64             final SocialWidgetConfigureActivity context = SocialWidgetConfigureActivity.this;
     65             SocialWidgetSettings.getInstance().setContactUri(context, widgetId, data.getData());
     66 
     67             // Update the widget
     68             SocialWidgetProvider.loadWidgetData(
     69                     context, AppWidgetManager.getInstance(this), widgetId, true);
     70 
     71             // Return OK so that the system won't remove the widget
     72             final Intent resultValue = new Intent();
     73             resultValue.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, widgetId);
     74             setResult(RESULT_OK, resultValue);
     75         }
     76         finish();
     77     }
     78 }
     79