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      1 /*
      2  * Copyright (C) 2014 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.test.dynamic;
     18 
     19 import android.content.Intent;
     20 import android.content.pm.PackageManager;
     21 import android.content.pm.ResolveInfo;
     22 import android.os.Bundle;
     23 import android.view.View;
     24 import android.widget.ListView;
     25 import android.widget.SimpleAdapter;
     26 
     27 import java.text.Collator;
     28 import java.util.ArrayList;
     29 import java.util.Collections;
     30 import java.util.Comparator;
     31 import java.util.HashMap;
     32 import java.util.List;
     33 import java.util.Map;
     34 
     35 @SuppressWarnings("UnusedDeclaration")
     36 public class VectorDrawableTest extends android.app.ListActivity {
     37     private static final String EXTRA_PATH = "com.android.test.dynamic.Path";
     38     private static final String CATEGORY_HWUI_TEST = "com.android.test.dynamic.TEST";
     39 
     40     @Override
     41     public void onCreate(Bundle savedInstanceState) {
     42         super.onCreate(savedInstanceState);
     43 
     44         Intent intent = getIntent();
     45         String path = intent.getStringExtra("com.android.test.hwui.Path");
     46 
     47         if (path == null) {
     48             path = "";
     49         }
     50 
     51         setListAdapter(new SimpleAdapter(this, getData(path),
     52                 android.R.layout.simple_list_item_1, new String[] { "title" },
     53                 new int[] { android.R.id.text1 }));
     54         getListView().setTextFilterEnabled(true);
     55     }
     56 
     57     protected List<Map<String, Object>> getData(String prefix) {
     58         List<Map<String, Object>> myData = new ArrayList<Map<String, Object>>();
     59 
     60         Intent mainIntent = new Intent(Intent.ACTION_MAIN, null);
     61         mainIntent.addCategory(CATEGORY_HWUI_TEST);
     62 
     63         PackageManager pm = getPackageManager();
     64         List<ResolveInfo> list = pm.queryIntentActivities(mainIntent, 0);
     65 
     66         if (null == list)
     67             return myData;
     68 
     69         String[] prefixPath;
     70         String prefixWithSlash = prefix;
     71 
     72         if (prefix.equals("")) {
     73             prefixPath = null;
     74         } else {
     75             prefixPath = prefix.split("/");
     76             prefixWithSlash = prefix + "/";
     77         }
     78 
     79         int len = list.size();
     80 
     81         Map<String, Boolean> entries = new HashMap<String, Boolean>();
     82 
     83         for (int i = 0; i < len; i++) {
     84             ResolveInfo info = list.get(i);
     85             CharSequence labelSeq = info.loadLabel(pm);
     86             String label = labelSeq != null
     87                     ? labelSeq.toString()
     88                             : info.activityInfo.name;
     89 
     90                     if (prefixWithSlash.length() == 0 || label.startsWith(prefixWithSlash)) {
     91 
     92                         String[] labelPath = label.split("/");
     93 
     94                         String nextLabel = prefixPath == null ? labelPath[0] : labelPath[prefixPath.length];
     95 
     96                         if ((prefixPath != null ? prefixPath.length : 0) == labelPath.length - 1) {
     97                             addItem(myData, nextLabel, activityIntent(
     98                                     info.activityInfo.applicationInfo.packageName,
     99                                     info.activityInfo.name));
    100                         } else {
    101                             if (entries.get(nextLabel) == null) {
    102                                 addItem(myData, nextLabel, browseIntent(prefix.equals("") ?
    103                                         nextLabel : prefix + "/" + nextLabel));
    104                                 entries.put(nextLabel, true);
    105                             }
    106                         }
    107                     }
    108         }
    109 
    110         Collections.sort(myData, sDisplayNameComparator);
    111 
    112         return myData;
    113     }
    114 
    115     private final static Comparator<Map<String, Object>> sDisplayNameComparator =
    116             new Comparator<Map<String, Object>>() {
    117         private final Collator collator = Collator.getInstance();
    118 
    119         public int compare(Map<String, Object> map1, Map<String, Object> map2) {
    120             return collator.compare(map1.get("title"), map2.get("title"));
    121         }
    122     };
    123 
    124     protected Intent activityIntent(String pkg, String componentName) {
    125         Intent result = new Intent();
    126         result.setClassName(pkg, componentName);
    127         return result;
    128     }
    129 
    130     protected Intent browseIntent(String path) {
    131         Intent result = new Intent();
    132         result.setClass(this, VectorDrawableTest.class);
    133         result.putExtra(EXTRA_PATH, path);
    134         return result;
    135     }
    136 
    137     protected void addItem(List<Map<String, Object>> data, String name, Intent intent) {
    138         Map<String, Object> temp = new HashMap<String, Object>();
    139         temp.put("title", name);
    140         temp.put("intent", intent);
    141         data.add(temp);
    142     }
    143 
    144     @Override
    145     @SuppressWarnings({ "unchecked", "UnusedParameters" })
    146     protected void onListItemClick(ListView l, View v, int position, long id) {
    147         Map<String, Object> map = (Map<String, Object>)l.getItemAtPosition(position);
    148 
    149         Intent intent = (Intent) map.get("intent");
    150         startActivity(intent);
    151     }
    152 }
    153