/*
 * Copyright (C) 2009 ZXing authors
 *
 * 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.google.zxing.client.android.share;

import android.app.ListActivity;
import android.content.Intent;
import android.os.Bundle;
import android.provider.Browser;
import android.view.View;
import android.widget.ListView;

import java.util.ArrayList;
import java.util.List;

public final class AppPickerActivity extends ListActivity {

  private final List<String[]> labelsPackages = new ArrayList<String[]>();

  @Override
  protected void onCreate(Bundle icicle) {
    super.onCreate(icicle);
    if (labelsPackages.isEmpty()) {
      new LoadPackagesAsyncTask(this).execute(labelsPackages);
    }
    // Otherwise use last copy we loaded -- apps don't change much, and it takes
    // forever to load for some reason.
  }

  @Override
  protected void onListItemClick(ListView l, View view, int position, long id) {
    if (position >= 0 && position < labelsPackages.size()) {
      String url = "market://details?id=" + labelsPackages.get(position)[1];
      Intent intent = new Intent();
      intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_WHEN_TASK_RESET);
      intent.putExtra(Browser.BookmarkColumns.URL, url);
      setResult(RESULT_OK, intent);
    } else {
      setResult(RESULT_CANCELED);
    }
    finish();
  }

}

@@ -726,22 +726,25 @@
 roid.os.
-Bundle
+AsyncTask
 ;%0Aimport
@@ -1016,16 +1016,64 @@
 ng%5B%5D%3E();
+%0A  private LoadPackagesAsyncTask backgroundTask;
 %0A%0A  @Ove
@@ -1101,28 +1101,15 @@
 d on
-Create(Bundle icicle
+Resume(
 ) %7B%0A
@@ -1124,32 +1124,22 @@
 r.on
-Create(icicle
+Resume(
 );%0A    
-if (
 labe
@@ -1153,26 +1153,37 @@
 ges.
-isEmpty()) %7B%0A     
+clear();%0A    backgroundTask =
  new
@@ -1210,16 +1210,36 @@
 sk(this)
+;%0A    backgroundTask
 .execute
@@ -1262,132 +1262,207 @@
 ;%0A  
-  %7D%0A    // Otherwise use last copy we loaded -- apps don't change much, and it takes%0A    // forever to load for some reason.
+%7D%0A%0A  @Override%0A  protected void onPause() %7B%0A    if (backgroundTask.getStatus() != AsyncTask.Status.FINISHED) %7B%0A      backgroundTask.cancel(true);%0A    %7D%0A    backgroundTask = null;%0A    super.onPause();
 %0A  %7D

Fix error in AppPickerActivity when it is quickly cancelled (hat tip to Asus)