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      1 /*
      2  * Copyright (C) 2015 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 package com.android.test.uibench;
     17 
     18 import android.content.Intent;
     19 import android.content.pm.PackageManager;
     20 import android.content.pm.ResolveInfo;
     21 import android.os.Bundle;
     22 import android.support.v4.app.FragmentManager;
     23 import android.support.v4.app.ListFragment;
     24 import android.support.v7.app.AppCompatActivity;
     25 import android.view.View;
     26 import android.widget.ListView;
     27 import android.widget.SimpleAdapter;
     28 
     29 import java.text.Collator;
     30 import java.util.ArrayList;
     31 import java.util.Collections;
     32 import java.util.Comparator;
     33 import java.util.HashMap;
     34 import java.util.List;
     35 import java.util.Map;
     36 
     37 public class MainActivity extends AppCompatActivity {
     38     private static final String EXTRA_PATH = "activity_path";
     39     private static final String CATEGORY_HWUI_TEST = "com.android.test.uibench.TEST";
     40 
     41     @Override
     42     public void onCreate(Bundle savedInstanceState) {
     43         super.onCreate(savedInstanceState);
     44 
     45         Intent intent = getIntent();
     46         String path = intent.getStringExtra(EXTRA_PATH);
     47 
     48         if (path == null) {
     49             path = "";
     50         } else {
     51             // not root level, display where we are in the hierarchy
     52             setTitle(path);
     53         }
     54 
     55         FragmentManager fm = getSupportFragmentManager();
     56         if (fm.findFragmentById(android.R.id.content) == null) {
     57             ListFragment listFragment = new ListFragment() {
     58                 @Override
     59                 @SuppressWarnings("unchecked")
     60                 public void onListItemClick(ListView l, View v, int position, long id) {
     61                     Map<String, Object> map = (Map<String, Object>)l.getItemAtPosition(position);
     62 
     63                     Intent intent = (Intent) map.get("intent");
     64                     startActivity(intent);
     65                 }
     66 
     67                 @Override
     68                 public void onViewCreated(View view, Bundle savedInstanceState) {
     69                     super.onViewCreated(view, savedInstanceState);
     70                     getListView().setTextFilterEnabled(true);
     71                 }
     72             };
     73             listFragment.setListAdapter(new SimpleAdapter(this, getData(path),
     74                     android.R.layout.simple_list_item_1, new String[] { "title" },
     75                     new int[] { android.R.id.text1 }));
     76             fm.beginTransaction().add(android.R.id.content, listFragment).commit();
     77         }
     78     }
     79 
     80     protected List<Map<String, Object>> getData(String prefix) {
     81         List<Map<String, Object>> myData = new ArrayList<>();
     82 
     83         Intent mainIntent = new Intent(Intent.ACTION_MAIN, null);
     84         mainIntent.addCategory(CATEGORY_HWUI_TEST);
     85 
     86         PackageManager pm = getPackageManager();
     87         List<ResolveInfo> list = pm.queryIntentActivities(mainIntent, 0);
     88 
     89         if (null == list)
     90             return myData;
     91 
     92         String[] prefixPath;
     93         String prefixWithSlash = prefix;
     94 
     95         if (prefix.equals("")) {
     96             prefixPath = null;
     97         } else {
     98             prefixPath = prefix.split("/");
     99             prefixWithSlash = prefix + "/";
    100         }
    101 
    102         int len = list.size();
    103 
    104         Map<String, Boolean> entries = new HashMap<>();
    105 
    106         for (int i = 0; i < len; i++) {
    107             ResolveInfo info = list.get(i);
    108             CharSequence labelSeq = info.loadLabel(pm);
    109             String label = labelSeq != null
    110                     ? labelSeq.toString()
    111                     : info.activityInfo.name;
    112 
    113             if (prefixWithSlash.length() == 0 || label.startsWith(prefixWithSlash)) {
    114 
    115                 String[] labelPath = label.split("/");
    116 
    117                 String nextLabel = prefixPath == null ? labelPath[0] : labelPath[prefixPath.length];
    118 
    119                 if ((prefixPath != null ? prefixPath.length : 0) == labelPath.length - 1) {
    120                     addItem(myData, nextLabel, activityIntent(
    121                             info.activityInfo.applicationInfo.packageName,
    122                             info.activityInfo.name));
    123                 } else {
    124                     if (entries.get(nextLabel) == null) {
    125                         addItem(myData, nextLabel, browseIntent(prefix.equals("") ?
    126                                 nextLabel : prefix + "/" + nextLabel));
    127                         entries.put(nextLabel, true);
    128                     }
    129                 }
    130             }
    131         }
    132 
    133         Collections.sort(myData, sDisplayNameComparator);
    134 
    135         return myData;
    136     }
    137 
    138     private final static Comparator<Map<String, Object>> sDisplayNameComparator =
    139             new Comparator<Map<String, Object>>() {
    140                 private final Collator collator = Collator.getInstance();
    141 
    142                 public int compare(Map<String, Object> map1, Map<String, Object> map2) {
    143                     return collator.compare(map1.get("title"), map2.get("title"));
    144                 }
    145             };
    146 
    147     protected Intent activityIntent(String pkg, String componentName) {
    148         Intent result = new Intent();
    149         result.setClassName(pkg, componentName);
    150         return result;
    151     }
    152 
    153     protected Intent browseIntent(String path) {
    154         Intent result = new Intent();
    155         result.setClass(this, MainActivity.class);
    156         result.putExtra(EXTRA_PATH, path);
    157         return result;
    158     }
    159 
    160     protected void addItem(List<Map<String, Object>> data, String name, Intent intent) {
    161         Map<String, Object> temp = new HashMap<>();
    162         temp.put("title", name);
    163         temp.put("intent", intent);
    164         data.add(temp);
    165     }
    166 }
    167