效果图：

说明：

第一行：应用程序名称

第二行：应用程序包名

第三行：应用程序入口Activity名称

代码如下：

packagecom.hello.project;

importjava.util.ArrayList;

importjava.util.Collections;

importjava.util.HashMap;

importjava.util.Iterator;

importjava.util.List;

importjava.util.Map;

importandroid.app.Activity;

importandroid.app.ProgressDialog;

importandroid.content.ComponentName;

importandroid.content.Context;

importandroid.content.Intent;

importandroid.content.pm.ApplicationInfo;

importandroid.content.pm.PackageManager;

importandroid.content.pm.ResolveInfo;

importandroid.graphics.drawable.Drawable;

importandroid.net.Uri;

importandroid.os.Build;

importandroid.os.Bundle;

importandroid.os.Handler;

importandroid.os.Message;

importandroid.provider.Settings;

importandroid.util.Log;

importandroid.view.LayoutInflater;

importandroid.view.View;

importandroid.view.ViewGroup;

importandroid.widget.AbsListView;

importandroid.widget.AdapterView;

importandroid.widget.AbsListView.OnScrollListener;

importandroid.widget.AdapterView.OnItemClickListener;

importandroid.widget.BaseAdapter;

importandroid.widget.ImageView;

importandroid.widget.ListView;

importandroid.widget.SimpleAdapter;

importandroid.widget.TextView;

publicclassSoftActivityextendsActivityimplementsRunnable ,OnItemClickListener{

privateList> list =null;

privateListView softlist =null;

privateProgressDialog pd;

privateContext mContext;

privatePackageManager mPackageManager;

privateList mAllApps;

@Override

protectedvoidonCreate(Bundle savedInstanceState) {

setContentView(R.layout.software);

setTitle("文件管理器");

mContext = this;

mPackageManager = getPackageManager();

softlist = (ListView) findViewById(R.id.softlist);

pd = ProgressDialog.show(this,"请稍候..","正在收集软件信息...",true,false);

Thread thread = newThread(this);

thread.start();

super.onCreate(savedInstanceState);

}

/**

* 检查系统应用程序，添加到应用列表中

*/

privatevoidbindMsg(){

//应用过滤条件

Intent mainIntent = newIntent(Intent.ACTION_MAIN,null);

mainIntent.addCategory(Intent.CATEGORY_LAUNCHER);

mAllApps = mPackageManager.queryIntentActivities(mainIntent, 0);

softlist.setAdapter(newMyAdapter(mContext, mAllApps));

softlist.setOnItemClickListener(this);

//按报名排序

Collections.sort(mAllApps, newResolveInfo.DisplayNameComparator(mPackageManager));

}

@Override

publicvoidrun() {

bindMsg();

handler.sendEmptyMessage(0);

}

privateHandler handler =newHandler() {

publicvoidhandleMessage(Message msg) {

pd.dismiss();

}

};

classMyAdapterextendsBaseAdapter{

privateContext context;

privateList resInfo;

privateResolveInfo res;

privateLayoutInflater infater=null;

publicMyAdapter(Context context, List resInfo) {

this.context = context;

this.resInfo = resInfo;

infater = (LayoutInflater) context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);

}

@Override

publicintgetCount() {

returnresInfo.size();

}

@Override

publicObject getItem(intarg0) {

returnarg0;

}

@Override

publiclonggetItemId(intposition) {

returnposition;

}

@Override

publicView getView(intposition, View convertView, ViewGroup parent) {

//  View view = null;

ViewHolder holder = null;

if(convertView ==null|| convertView.getTag() ==null) {

convertView = infater.inflate(R.layout.soft_row, null);

holder = newViewHolder(convertView);

convertView.setTag(holder);

}

else{

//     view = convertView ;

holder = (ViewHolder) convertView.getTag() ;

}

//获取应用程序包名，程序名称，程序图标

res = resInfo.get(position);

holder.appIcon.setImageDrawable(res.loadIcon(mPackageManager));

holder.tvAppLabel.setText(res.loadLabel(mPackageManager).toString());

holder.tvPkgName.setText(res.activityInfo.packageName+'\n'+res.activityInfo.name);

returnconvertView;

/*convertView = LayoutInflater.from(context).inflate(R.layout.soft_row, null);

app_icon = (ImageView)convertView.findViewById(R.id.img);

app_tilte = (TextView)convertView.findViewById(R.id.name);

app_des = (TextView)convertView.findViewById(R.id.desc);

res = resInfo.get(position);

app_icon.setImageDrawable(res.loadIcon(mPackageManager));

app_tilte.setText(res.loadLabel(mPackageManager).toString());

app_des.setText(res.activityInfo.packageName+'\n'+res.activityInfo.name);

return convertView;*/

}

}

//设定界面布局

classViewHolder {

ImageView appIcon;

TextView tvAppLabel;

TextView tvPkgName;

publicViewHolder(View view) {

this.appIcon = (ImageView) view.findViewById(R.id.img);

this.tvAppLabel = (TextView) view.findViewById(R.id.name);

this.tvPkgName = (TextView) view.findViewById(R.id.desc);

}

}

/**

* 单击应用程序后进入系统应用管理界面

*/

@Override

publicvoidonItemClick(AdapterView> arg0, View arg1,intposition,longarg3) {

ResolveInfo res = mAllApps.get(position);

//该应用的包名和主Activity

String pkg = res.activityInfo.packageName;

String cls = res.activityInfo.name;

ComponentName componet = newComponentName(pkg, cls);

Intent i = newIntent();

i.setComponent(componet);

startActivity(i);

}

}

package com.hello.project;

import java.util.ArrayList;

import java.util.Collections;

import java.util.HashMap;

import java.util.Iterator;

import java.util.List;

import java.util.Map;

import android.app.Activity;

import android.app.ProgressDialog;

import android.content.ComponentName;

import android.content.Context;

import android.content.Intent;

import android.content.pm.ApplicationInfo;

import android.content.pm.PackageManager;

import android.content.pm.ResolveInfo;

import android.graphics.drawable.Drawable;

import android.net.Uri;

import android.os.Build;

import android.os.Bundle;

import android.os.Handler;

import android.os.Message;

import android.provider.Settings;

import android.util.Log;

import android.view.LayoutInflater;

import android.view.View;

import android.view.ViewGroup;

import android.widget.AbsListView;

import android.widget.AdapterView;

import android.widget.AbsListView.OnScrollListener;

import android.widget.AdapterView.OnItemClickListener;

import android.widget.BaseAdapter;

import android.widget.ImageView;

import android.widget.ListView;

import android.widget.SimpleAdapter;

import android.widget.TextView;

public class SoftActivity extends Activity implements Runnable ,OnItemClickListener{

private List> list = null;

private ListView softlist = null;

private ProgressDialog pd;

private Context mContext;

private PackageManager mPackageManager;

private List mAllApps;

@Override

protected void onCreate(Bundle savedInstanceState) {

setContentView(R.layout.software);

setTitle("文件管理器");

mContext = this;

mPackageManager = getPackageManager();

softlist = (ListView) findViewById(R.id.softlist);

pd = ProgressDialog.show(this, "请稍候..", "正在收集软件信息...", true,false);

Thread thread = new Thread(this);

thread.start();

super.onCreate(savedInstanceState);

}

/**

* 检查系统应用程序，添加到应用列表中

*/

private void bindMsg(){

//应用过滤条件

Intent mainIntent = new Intent(Intent.ACTION_MAIN, null);

mainIntent.addCategory(Intent.CATEGORY_LAUNCHER);

mAllApps = mPackageManager.queryIntentActivities(mainIntent, 0);

softlist.setAdapter(new MyAdapter(mContext, mAllApps));

softlist.setOnItemClickListener(this);

//按报名排序

Collections.sort(mAllApps, new ResolveInfo.DisplayNameComparator(mPackageManager));

}

@Override

public void run() {

bindMsg();

handler.sendEmptyMessage(0);

}

private Handler handler = new Handler() {

public void handleMessage(Message msg) {

pd.dismiss();

}

};

class MyAdapter extends BaseAdapter{

private Context context;

private List resInfo;

private ResolveInfo res;

private LayoutInflater infater=null;

public MyAdapter(Context context, List resInfo) {

this.context = context;

this.resInfo = resInfo;

infater = (LayoutInflater) context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);

}

@Override

public int getCount() {

return resInfo.size();

}

@Override

public Object getItem(int arg0) {

return arg0;

}

@Override

public long getItemId(int position) {

return position;

}

@Override

public View getView(int position, View convertView, ViewGroup parent) {

//View view = null;

ViewHolder holder = null;

if (convertView == null || convertView.getTag() == null) {

convertView = infater.inflate(R.layout.soft_row, null);

holder = new ViewHolder(convertView);

convertView.setTag(holder);

}

else{

// view = convertView ;

holder = (ViewHolder) convertView.getTag() ;

}

//获取应用程序包名，程序名称，程序图标

res = resInfo.get(position);

holder.appIcon.setImageDrawable(res.loadIcon(mPackageManager));

holder.tvAppLabel.setText(res.loadLabel(mPackageManager).toString());

holder.tvPkgName.setText(res.activityInfo.packageName+'\n'+res.activityInfo.name);

return convertView;

/*convertView = LayoutInflater.from(context).inflate(R.layout.soft_row, null);

app_icon = (ImageView)convertView.findViewById(R.id.img);

app_tilte = (TextView)convertView.findViewById(R.id.name);

app_des = (TextView)convertView.findViewById(R.id.desc);

res = resInfo.get(position);

app_icon.setImageDrawable(res.loadIcon(mPackageManager));

app_tilte.setText(res.loadLabel(mPackageManager).toString());

app_des.setText(res.activityInfo.packageName+'\n'+res.activityInfo.name);

return convertView;*/

}

}

//设定界面布局

class ViewHolder {

ImageView appIcon;

TextView tvAppLabel;

TextView tvPkgName;

public ViewHolder(View view) {

this.appIcon = (ImageView) view.findViewById(R.id.img);

this.tvAppLabel = (TextView) view.findViewById(R.id.name);

this.tvPkgName = (TextView) view.findViewById(R.id.desc);

}

}

/**

* 单击应用程序后进入系统应用管理界面

*/

@Override

public void onItemClick(AdapterView> arg0, View arg1, int position, long arg3) {

ResolveInfo res = mAllApps.get(position);

//该应用的包名和主Activity

String pkg = res.activityInfo.packageName;

String cls = res.activityInfo.name;

ComponentName componet = new ComponentName(pkg, cls);

Intent i = new Intent();

i.setComponent(componet);

startActivity(i);

}

}

software.xml

android:orientation="vertical"android:layout_width="fill_parent"

android:layout_height="fill_parent">

android:layout_width="fill_parent"

android:layout_height="fill_parent"

android:drawSelectorOnTop="false"

android:id="@+id/softlist"/>

android:orientation="vertical" android:layout_width="fill_parent"

android:layout_height="fill_parent">

android:layout_width="fill_parent"

android:layout_height="fill_parent"

android:drawSelectorOnTop="false"

android:id="@+id/softlist" />

soft_row.xml

xmlns:android="http://schemas.android.com/apk/res/android"

android:id="@+id/vw1"

android:layout_width="fill_parent"

android:layout_height="wrap_content"

android:orientation="horizontal">

android:layout_width="32dip"

android:layout_margin="4dip"

android:layout_height="32dip"/>

android:layout_width="wrap_content"

android:layout_height="wrap_content"

android:orientation="vertical">

android:textSize="18sp"

android:textStyle="bold"

android:layout_width="fill_parent"

android:layout_height="wrap_content"/>

android:textSize="14sp"

android:layout_width="fill_parent"

android:paddingLeft="10dip"

android:layout_height="wrap_content"/>

xmlns:android="http://schemas.android.com/apk/res/android"

android:id="@+id/vw1"

android:layout_width="fill_parent"

android:layout_height="wrap_content"

android:orientation="horizontal">

android:layout_width="32dip"

android:layout_margin="4dip"

android:layout_height="32dip"/>

android:layout_width="wrap_content"

android:layout_height="wrap_content"

android:orientation="vertical">

android:textSize="18sp"

android:textStyle="bold"

android:layout_width="fill_parent"

android:layout_height="wrap_content"/>

android:textSize="14sp"

android:layout_width="fill_parent"

android:paddingLeft="10dip"

android:layout_height="wrap_content"/>

最后别忘了添加权限：