Cocos2D-Android-1 source code explanation: 1. Cocos2D

Cocos2D-Android-1 source code explanation: 1. Cocos2D

/** Copyright (C) 2007 The Android Open Source Project ** Licensed under the Apache License, Version 2.0 (the "License "); * you may not use this file before t in compliance with the License. * You may obtain a copy of the License ** 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 org. cocos2d; import java. text. collator; import java. util. arrayList; import j Ava. util. collections; import java. util. comparator; import java. util. hashMap; import java. util. list; import java. util. map; import android. app. listActivity; import android. content. intent; import android. content. pm. packageManager; import android. content. pm. resolveInfo; import android. OS. bundle; import android. view. view; import android. widget. listView; import android. widget. simpleAdapter; public class Cocos2D exte Nds ListActivity {// This class uses ListActivity @ Override public void onCreate (Bundle savedInstanceState) {super. onCreate (savedInstanceState); // inherit the onCreate method of ListActivity // The following is the setListAdapter (new SimpleAdapter (this, // new simple adapter, use your own context (List <Map <String,?>) GetData ("org. cocos2d. tests "), // getData is a method, and getData (String) looks down at the method declaration android. r. layout. simple_list_item_1, new String [] {"title"}, new int [] {android. r. id. text1}); getListView (). setTextFilterEnabled (true); // enable the filter window} protected List <?> GetData (String prefix) {// List <Map <String,?> MyData = new ArrayList <Map <String,?> (); // A list used to hold the map. map stands for String Intent mainIntent = new Intent (Intent. ACTION_MAIN, null); // specifies the intent to jump to the system desktop mainIntent. addCategory (Intent. CATEGORY_TEST); // PackageManager pm = getPackageManager (); // The package controller is used to obtain the List of existing processes <ResolveInfo> list = pm. queryIntentActivities (mainIntent, 0); // search for related activities through Intent, more accurate if (null = list) // The test Intent returned myData is not found; // end./* the following is an unused method used to split a String. Use/String [] prefixPath; If (prefix. equals ("") {prefixPath = null;} else {prefixPath = prefix. split ("/");} */int len = list. size (); // obtain the list length // Map <String, Boolean> entries = new HashMap <String, Boolean> (); // an unused map, map for (int I = 0; I <len; I ++) {ResolveInfo info = list. get (I); // used to loop the list String activityName = info. activityInfo. name; // obtain the activity name if (prefix. length () = 0 | activityName. st ArtsWith (prefix) {// if the package name of the activity to be searched is 0 or the String [] labelPath = activityName that we are looking for starts with this. split ("\\. "); // use the package name. separate String nextLabel = labelPath [labelPath. length-1]; // get the last one. the following name is the class name addItem (myData, nextLabel, activityIntent (// Add it to the set of mydata now, this method will appear later, the information is distinguished by info by map. activityInfo. applicationInfo. packageName, info. activityInfo. name) ;}} Collections. sort (myData, sDisplayNameCompar Ator); // Collections is a very useful set, where a sort is used for sorting. In the parameter, sDisplayNameComparator is a comparison method return myData;} // the following definition, at first glance, the method is actually a field, defining a comparison method to reference private final static Comparator <Map <String,?> SDisplayNameComparator = new Comparator <Map <String,?> () {// Implement private final Collator collator = Collator. getInstance () for that reference; // public int compare (Map <String,?> Map1, Map <String,?> Map2) {// two comparison rules return collator. compare (map1.get ("title"), map2.get ("title"); // It is the method for comparing their characters, that is, one letter from left to right, than ascll code }}; protected Intent activityIntent (String pkg, String componentName) {Intent result = new Intent (); result. setClassName (pkg, componentName); // you can specify the packet from which the Intent is returned to the returned result class.} protected Intent browserIntent (String path) {Intent result = new Intent (); result. setClass (this, Cocos2D. CIA Ss); // set the class to which result. putExtra ("org. cocos2d. tests. path ", path); // Add an additional variable return result;} protected void addItem (List <Map <String,?> Data, String name, Intent intent) {Map <String, Object> temp = new HashMap <String, Object> (); temp. put ("title", name); temp. put ("intent", intent); data. add (temp); // add a project to data} @ Override protected void onListItemClick (ListView l, View v, int position, long id) {Map <String,?> Map = (Map <String,?>) L. getItemAtPosition (position); // obtain the packet Intent intent = (Intent) map you clicked. get ("intent"); // locate the class full name startActivity (intent );}}