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      1 /*
      2  * Copyright (C) 2012 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.hwui;
     18 
     19 import android.app.*;
     20 import android.content.Intent;
     21 import android.content.pm.PackageManager;
     22 import android.content.pm.ResolveInfo;
     23 import android.os.Bundle;
     24 import android.view.View;
     25 import android.widget.ListView;
     26 import android.widget.SimpleAdapter;
     27 
     28 import java.text.Collator;
     29 import java.util.ArrayList;
     30 import java.util.Collections;
     31 import java.util.Comparator;
     32 import java.util.HashMap;
     33 import java.util.List;
     34 import java.util.Map;
     35 
     36 @SuppressWarnings("UnusedDeclaration")
     37 public class HwTests extends android.app.ListActivity {
     38     private static final String EXTRA_PATH = "com.android.test.hwui.Path";
     39     private static final String CATEGORY_HWUI_TEST = "com.android.test.hwui.TEST";
     40 
     41     @Override
     42     public void onCreate(Bundle savedInstanceState) {
     43         super.onCreate(savedInstanceState);
     44 
     45         Intent intent = getIntent();
     46         String path = intent.getStringExtra("com.android.test.hwui.Path");
     47 
     48         if (path == null) {
     49             path = "";
     50         }
     51 
     52         setListAdapter(new SimpleAdapter(this, getData(path),
     53                 android.R.layout.simple_list_item_1, new String[] { "title" },
     54                 new int[] { android.R.id.text1 }));
     55         getListView().setTextFilterEnabled(true);
     56     }
     57 
     58     protected List<Map<String, Object>> getData(String prefix) {
     59         List<Map<String, Object>> myData = new ArrayList<Map<String, Object>>();
     60 
     61         Intent mainIntent = new Intent(Intent.ACTION_MAIN, null);
     62         mainIntent.addCategory(CATEGORY_HWUI_TEST);
     63 
     64         PackageManager pm = getPackageManager();
     65         List<ResolveInfo> list = pm.queryIntentActivities(mainIntent, 0);
     66 
     67         if (null == list)
     68             return myData;
     69 
     70         String[] prefixPath;
     71         String prefixWithSlash = prefix;
     72 
     73         if (prefix.equals("")) {
     74             prefixPath = null;
     75         } else {
     76             prefixPath = prefix.split("/");
     77             prefixWithSlash = prefix + "/";
     78         }
     79 
     80         int len = list.size();
     81 
     82         Map<String, Boolean> entries = new HashMap<String, Boolean>();
     83 
     84         for (int i = 0; i < len; i++) {
     85             ResolveInfo info = list.get(i);
     86             CharSequence labelSeq = info.loadLabel(pm);
     87             String label = labelSeq != null
     88                     ? labelSeq.toString()
     89                     : info.activityInfo.name;
     90 
     91             if (prefixWithSlash.length() == 0 || label.startsWith(prefixWithSlash)) {
     92 
     93                 String[] labelPath = label.split("/");
     94 
     95                 String nextLabel = prefixPath == null ? labelPath[0] : labelPath[prefixPath.length];
     96 
     97                 if ((prefixPath != null ? prefixPath.length : 0) == labelPath.length - 1) {
     98                     addItem(myData, nextLabel, activityIntent(
     99                             info.activityInfo.applicationInfo.packageName,
    100                             info.activityInfo.name));
    101                 } else {
    102                     if (entries.get(nextLabel) == null) {
    103                         addItem(myData, nextLabel, browseIntent(prefix.equals("") ?
    104                                 nextLabel : prefix + "/" + nextLabel));
    105                         entries.put(nextLabel, true);
    106                     }
    107                 }
    108             }
    109         }
    110 
    111         Collections.sort(myData, sDisplayNameComparator);
    112 
    113         return myData;
    114     }
    115 
    116     private final static Comparator<Map<String, Object>> sDisplayNameComparator =
    117             new Comparator<Map<String, Object>>() {
    118                 private final Collator collator = Collator.getInstance();
    119 
    120                 public int compare(Map<String, Object> map1, Map<String, Object> map2) {
    121                     return collator.compare(map1.get("title"), map2.get("title"));
    122                 }
    123             };
    124 
    125     protected Intent activityIntent(String pkg, String componentName) {
    126         Intent result = new Intent();
    127         result.setClassName(pkg, componentName);
    128         return result;
    129     }
    130 
    131     protected Intent browseIntent(String path) {
    132         Intent result = new Intent();
    133         result.setClass(this, HwTests.class);
    134         result.putExtra(EXTRA_PATH, path);
    135         return result;
    136     }
    137 
    138     protected void addItem(List<Map<String, Object>> data, String name, Intent intent) {
    139         Map<String, Object> temp = new HashMap<String, Object>();
    140         temp.put("title", name);
    141         temp.put("intent", intent);
    142         data.add(temp);
    143     }
    144 
    145     @Override
    146     @SuppressWarnings({ "unchecked", "UnusedParameters" })
    147     protected void onListItemClick(ListView l, View v, int position, long id) {
    148         Map<String, Object> map = (Map<String, Object>)l.getItemAtPosition(position);
    149 
    150         Intent intent = (Intent) map.get("intent");
    151         startActivity(intent);
    152     }
    153 }
    154