1 /* 2 * Copyright (C) 2008 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.settings.development; 18 19 import android.app.ListActivity; 20 import android.content.Context; 21 import android.content.Intent; 22 import android.content.pm.ApplicationInfo; 23 import android.content.pm.PackageInfo; 24 import android.content.pm.PackageManager; 25 import android.os.Build; 26 import android.os.Bundle; 27 import android.os.Process; 28 import android.view.LayoutInflater; 29 import android.view.View; 30 import android.view.ViewGroup; 31 import android.widget.ArrayAdapter; 32 import android.widget.ListView; 33 34 import com.android.settings.R; 35 36 import java.text.Collator; 37 import java.util.ArrayList; 38 import java.util.Collections; 39 import java.util.Comparator; 40 import java.util.List; 41 42 public class AppPicker extends ListActivity { 43 private AppListAdapter mAdapter; 44 45 public static final String EXTRA_REQUESTIING_PERMISSION 46 = "com.android.settings.extra.REQUESTIING_PERMISSION"; 47 public static final String EXTRA_DEBUGGABLE = "com.android.settings.extra.DEBUGGABLE"; 48 public static final String EXTRA_NON_SYSTEM = "com.android.settings.extra.NON_SYSTEM"; 49 50 private String mPermissionName; 51 private boolean mDebuggableOnly; 52 private boolean mNonSystemOnly; 53 54 @Override onCreate(Bundle icicle)55 protected void onCreate(Bundle icicle) { 56 super.onCreate(icicle); 57 58 mPermissionName = getIntent().getStringExtra(EXTRA_REQUESTIING_PERMISSION); 59 mDebuggableOnly = getIntent().getBooleanExtra(EXTRA_DEBUGGABLE, false); 60 mNonSystemOnly = getIntent().getBooleanExtra(EXTRA_NON_SYSTEM, false); 61 62 mAdapter = new AppListAdapter(this); 63 if (mAdapter.getCount() <= 0) { 64 finish(); 65 } else { 66 setListAdapter(mAdapter); 67 } 68 } 69 70 @Override onResume()71 protected void onResume() { 72 super.onResume(); 73 } 74 75 @Override onStop()76 protected void onStop() { 77 super.onStop(); 78 } 79 80 @Override onListItemClick(ListView l, View v, int position, long id)81 protected void onListItemClick(ListView l, View v, int position, long id) { 82 MyApplicationInfo app = mAdapter.getItem(position); 83 Intent intent = new Intent(); 84 if (app.info != null) intent.setAction(app.info.packageName); 85 setResult(RESULT_OK, intent); 86 finish(); 87 } 88 89 class MyApplicationInfo { 90 ApplicationInfo info; 91 CharSequence label; 92 } 93 94 public class AppListAdapter extends ArrayAdapter<MyApplicationInfo> { 95 private final List<MyApplicationInfo> mPackageInfoList = new ArrayList<MyApplicationInfo>(); 96 private final LayoutInflater mInflater; 97 AppListAdapter(Context context)98 public AppListAdapter(Context context) { 99 super(context, 0); 100 mInflater = (LayoutInflater)context.getSystemService(Context.LAYOUT_INFLATER_SERVICE); 101 List<ApplicationInfo> pkgs = context.getPackageManager().getInstalledApplications(0); 102 for (int i=0; i<pkgs.size(); i++) { 103 ApplicationInfo ai = pkgs.get(i); 104 if (ai.uid == Process.SYSTEM_UID) { 105 continue; 106 } 107 108 // Filter out apps that are not debuggable if required. 109 if (mDebuggableOnly) { 110 // On a user build, we only allow debugging of apps that 111 // are marked as debuggable. Otherwise (for platform development) 112 // we allow all apps. 113 if ((ai.flags&ApplicationInfo.FLAG_DEBUGGABLE) == 0 114 && "user".equals(Build.TYPE)) { 115 continue; 116 } 117 } 118 119 // Filter out apps that are system apps if requested 120 if (mNonSystemOnly && ai.isSystemApp()) { 121 continue; 122 } 123 124 // Filter out apps that do not request the permission if required. 125 if (mPermissionName != null) { 126 boolean requestsPermission = false; 127 try { 128 PackageInfo pi = getPackageManager().getPackageInfo(ai.packageName, 129 PackageManager.GET_PERMISSIONS); 130 if (pi.requestedPermissions == null) { 131 continue; 132 } 133 for (String requestedPermission : pi.requestedPermissions) { 134 if (requestedPermission.equals(mPermissionName)) { 135 requestsPermission = true; 136 break; 137 } 138 } 139 if (!requestsPermission) { 140 continue; 141 } 142 } catch (PackageManager.NameNotFoundException e) { 143 continue; 144 } 145 } 146 147 MyApplicationInfo info = new MyApplicationInfo(); 148 info.info = ai; 149 info.label = info.info.loadLabel(getPackageManager()).toString(); 150 mPackageInfoList.add(info); 151 } 152 Collections.sort(mPackageInfoList, sDisplayNameComparator); 153 MyApplicationInfo info = new MyApplicationInfo(); 154 info.label = context.getText(R.string.no_application); 155 mPackageInfoList.add(0, info); 156 addAll(mPackageInfoList); 157 } 158 159 @Override getView(int position, View convertView, ViewGroup parent)160 public View getView(int position, View convertView, ViewGroup parent) { 161 // A ViewHolder keeps references to children views to avoid unnecessary calls 162 // to findViewById() on each row. 163 AppViewHolder holder = AppViewHolder.createOrRecycle(mInflater, convertView); 164 convertView = holder.rootView; 165 MyApplicationInfo info = getItem(position); 166 holder.appName.setText(info.label); 167 if (info.info != null) { 168 holder.appIcon.setImageDrawable(info.info.loadIcon(getPackageManager())); 169 holder.summary.setText(info.info.packageName); 170 } else { 171 holder.appIcon.setImageDrawable(null); 172 holder.summary.setText(""); 173 } 174 holder.disabled.setVisibility(View.GONE); 175 return convertView; 176 } 177 } 178 179 private final static Comparator<MyApplicationInfo> sDisplayNameComparator 180 = new Comparator<MyApplicationInfo>() { 181 public final int 182 compare(MyApplicationInfo a, MyApplicationInfo b) { 183 return collator.compare(a.label, b.label); 184 } 185 186 private final Collator collator = Collator.getInstance(); 187 }; 188 } 189