【文件属性】：
文件名称：具有拖曳功能的Gallery
文件大小：727KB
文件格式：ZIP
更新时间：2014-11-30 09:23:50
android gallery
package seker.mygallery;
import java.util.ArrayList;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import seker.mygallery.R;
import seker.mygallery.view.GalleryAdapter;
import seker.mygallery.view.MyAdapterView;
import seker.mygallery.view.MyGallery;
import android.app.Activity;
import android.content.ComponentName;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.content.pm.ResolveInfo;
import android.os.Bundle;
import android.os.Handler;
import android.os.Message;
import android.util.Log;
import android.view.View;
import android.widget.SimpleAdapter;
public class MainActivity extends Activity implements Runnable
{
public static final String NAME = "name";
public static final String NUMBER = "number";
public static final String IMAGE = "image";
SimpleAdapter m_simpleadapter;
GalleryAdapter m_galleryadapter;
private List> m_list;
private static final int FINISH_GET_APPS = 1024;
List m_infos;
PackageManager m_packageMgr;
MyGallery g1, g2;
@Override
public void onCreate(Bundle savedInstanceState)
{
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
m_packageMgr = getPackageManager();
initMyGallery1();
Thread thread = new Thread(this);
thread.start();
}
private Handler handler = new Handler(){
public void handleMessage(Message msg){
switch (msg.what)
{
case FINISH_GET_APPS:
initMyGallery2();
break;
}
}
};
@Override
public void run()
{
Intent mainIntent = new Intent(Intent.ACTION_MAIN, null);
mainIntent.addCategory(Intent.CATEGORY_LAUNCHER);
m_infos = m_packageMgr.queryIntentActivities(mainIntent, 0);
Collections.sort(m_infos, new ResolveInfo.DisplayNameComparator(m_packageMgr));
Message message = new Message();
message.what = FINISH_GET_APPS;
handler.sendMessage(message);
}
private void initMyGallery1()
{
initData();
m_simpleadapter = new SimpleAdapter(this, m_list, R.layout.gallerychild_box
, new String[] {NAME, NUMBER, IMAGE}
, new int[] {R.id.name, R.id.box_num, R.id.AppBtnImageView});
g1 = (MyGallery) findViewById(R.id.myGallery1);
g1.setAdapter(m_simpleadapter);
g1.setSelection(0);
g1.setOnItemClickListener(itemclick_listener1);
}
private void initMyGallery2()
{
m_galleryadapter = new GalleryAdapter(this, m_infos, m_packageMgr);
g2 = (MyGallery) findViewById(R.id.myGallery2);
g2.setAdapter(m_galleryadapter);
g2.setSelection(0);
g2.setOnItemClickListener(itemclick_listener2);
}
MyGallery.OnItemClickListener itemclick_listener1 = new MyGallery.OnItemClickListener()
{
private int testIndex = 0;
@Override
public void onItemClick(MyAdapterView parent, View view, int position, long id)
{
if (0 == position)
{
Map map = new HashMap();
map.put(NAME, "add" + testIndex);
map.put(NUMBER, testIndex ++);
map.put(IMAGE, R.drawable.img00);
m_list.add(1, map);
m_simpleadapter.notifyDataSetChanged();
}
}
};
MyGallery.OnItemClickListener itemclick_listener2 = new MyGallery.OnItemClickListener()
{
@Override
public void onItemClick(MyAdapterView parent, View view, int position, long id)
{
ResolveInfo info = m_infos.get(position);
String packageName = info.activityInfo.applicationInfo.packageName;
String className = info.activityInfo.name;
Log.d("StartActivity", "packageName = " + packageName + "\tclassName = " + className);
Intent intent = new Intent(Intent.ACTION_MAIN);
intent.addCategory(Intent.CATEGORY_LAUNCHER);
intent.setComponent(new ComponentName(packageName, className));
intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED);
startActivity(intent);
}
};
private void initData()
{
m_list = new ArrayList>();
Map map = new HashMap();
map.put(NAME, "img1");
map.put(NUMBER, 1);
map.put(IMAGE, R.drawable.img01);
m_list.add(map);
map = new HashMap();
map.put(NAME, "img2");
map.put(NUMBER, 2);
map.put(IMAGE, R.drawable.img02);
m_list.add(map);
map = new HashMap();
map.put(NAME, "img3");
map.put(NUMBER, 3);
map.put(IMAGE, R.drawable.img03);
m_list.add(map);
map = new HashMap();
map.put(NAME, "img4");
map.put(NUMBER, 4);
map.put(IMAGE, R.drawable.img04);
m_list.add(map);
map = new HashMap();
map.put(NAME, "img5");
map.put(NUMBER, 5);
map.put(IMAGE, R.drawable.img05);
m_list.add(map);
map = new HashMap();
map.put(NAME, "img6");
map.put(NUMBER, 6);
map.put(IMAGE, R.drawable.img06);
m_list.add(map);
map = new HashMap();
map.put(NAME, "img7");
map.put(NUMBER, 7);
map.put(IMAGE, R.drawable.img07);
m_list.add(map);
map = new HashMap();
map.put(NAME, "img8");
map.put(NUMBER, 8);
map.put(IMAGE, R.drawable.img08);
m_list.add(map);
}
}
【文件预览】：
MyGallery
----bin()
--------classes.dex(50KB)
--------seker()
--------MyGallery.apk(222KB)
--------resources.ap_(195KB)
----res()
--------drawable-ldpi()
--------drawable-hdpi()
--------color()
--------values()
--------drawable-mdpi()
--------layout()
----assets()
----default.properties(364B)
----gen()
--------seker()
----.settings()
--------org.eclipse.jdt.core.prefs(629B)
----src()
--------seker()
----.project(845B)
----.classpath(280B)
----AndroidManifest.xml(663B)
教程说明见这里.txt
