如何去管理正在运行的程序和服务

package irdc.ex10_10; import java.util.ArrayList;
import java.util.List; import android.app.Activity;
import android.app.ActivityManager;
import android.app.ActivityManager.RunningServiceInfo;
import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.widget.Button; public class EX10_10 extends Activity
{
private Button Button01;
private Button Button02;
private ActivityManager mActivityManager;
private ArrayList arylistTask;
private ArrayList arylistTaskPackageName;
private ArrayList arylistService;
private ArrayList arylistServicePackageName;
private int intGetTaskCounter = 30;
public List mRunningTasks;
public List mRunningTaskServices; /** Called when the activity is first created. */
@Override
public void onCreate(Bundle savedInstanceState)
{
super.onCreate(savedInstanceState);
setContentView(R.layout.main); Button01 = (Button) findViewById(R.id.Button01);
Button02 = (Button) findViewById(R.id.Button02);
/* 取得ActivityManager */
mActivityManager = (ActivityManager) EX10_10.this
.getSystemService(ACTIVITY_SERVICE); Button01.setOnClickListener(new Button.OnClickListener()
{ @Override
public void onClick(View arg0)
{
// TODO Auto-generated method stub
arylistTask = new ArrayList();
arylistTaskPackageName = new ArrayList();
/* 用ActivityManager取得正在运行的硬用程序 */
mRunningTasks = mActivityManager.getRunningTasks(intGetTaskCounter); int i = 1;
/* 以循环及baseActivity方式取得名称与ID并放入ArrayList */
for (ActivityManager.RunningTaskInfo amTask : mRunningTasks)
{
arylistTask.add("" + (i++) + ": "
+ amTask.baseActivity.getClassName() + "(ID=" + amTask.id + ")");
arylistTaskPackageName.add(amTask.baseActivity.getPackageName());
}
/* 将ArrayList放到Bundle并将Activity开启 */
Intent intent = new Intent();
intent.setClass(EX10_10.this, EX10_10_1.class); Bundle bundle = new Bundle();
bundle.putStringArrayList("arylistTask", arylistTask);
bundle.putStringArrayList("arylistTaskPackageName",
arylistTaskPackageName); intent.putExtras(bundle);
startActivity(intent);
}
});
Button02.setOnClickListener(new Button.OnClickListener()
{ @Override
public void onClick(View arg0)
{
// TODO Auto-generated method stub
arylistService = new ArrayList();
arylistServicePackageName = new ArrayList();
mRunningTaskServices = mActivityManager
.getRunningServices(intGetTaskCounter); int i = 1;
/* 北循环及RunningServiceInfo对象取得服务名称与ID并放入ArrayList */
for (RunningServiceInfo amTask : mRunningTaskServices)
{
arylistService.add("" + (i++) + ": " + amTask.process + "(ID="
+ amTask.pid + ")");
arylistServicePackageName.add(amTask.service.getPackageName());
}
/* 将ArrayList放到Bundle并将Activity开启 */
Intent intent = new Intent();
intent.setClass(EX10_10.this, EX10_10_2.class); Bundle bundle = new Bundle();
bundle.putStringArrayList("arylistService", arylistService);
bundle.putStringArrayList("arylistServicePackageName",
arylistServicePackageName); intent.putExtras(bundle);
startActivity(intent);
}
});
}
}

package irdc.ex10_10; import java.util.ArrayList; import android.app.Activity;
import android.app.ActivityManager;
import android.app.AlertDialog;
import android.content.DialogInterface;
import android.os.Bundle;
import android.view.View;
import android.widget.AdapterView;
import android.widget.ArrayAdapter;
import android.widget.ListView; public class EX10_10_1 extends Activity
{
private ListView ListView01;
private ArrayList arylistTask;
private ArrayList arylistTaskPackageName;
private ArrayAdapter aryAdapter1;
private ActivityManager mActivityManager;
int click_id; /** Called when the activity is first created. */
@Override
public void onCreate(Bundle savedInstanceState)
{
super.onCreate(savedInstanceState);
setContentView(R.layout.main_1); /* 取得EX10_10所放的ArrayList */
Bundle bunde = this.getIntent().getExtras();
arylistTask = bunde.getStringArrayList("arylistTask");
arylistTaskPackageName = bunde.getStringArrayList("arylistTaskPackageName"); ListView01 = (ListView) findViewById(R.id.ListView01);
/* 将ArrayList放到Adapter */
aryAdapter1 = new ArrayAdapter(EX10_10_1.this,
R.layout.simple_list_item_1, arylistTask);
ListView01.setAdapter(aryAdapter1); ListView01.setOnItemClickListener(new ListView.OnItemClickListener()
{ @Override
public void onItemClick(AdapterView arg0, View arg1, int id, long arg3)
{
// TODO Auto-generated method stub
/* 取得ActivityManager */
mActivityManager = (ActivityManager) EX10_10_1.this
.getSystemService(ACTIVITY_SERVICE);
/* 所点选的index */
click_id = id; AlertDialog.Builder builder = new AlertDialog.Builder(EX10_10_1.this);
builder.setCancelable(false);
builder.setTitle("Message");
builder.setMessage("确定要删除吗??");
builder.setPositiveButton("OK", new DialogInterface.OnClickListener()
{ @Override
public void onClick(DialogInterface dialog, int which)
{
// TODO Auto-generated method stub
/* 停止所点击的应用程序 */
mActivityManager.restartPackage(arylistTaskPackageName
.get(click_id).toString());
/* 移除ArrayList里的值并更新ListView */
arylistTask.remove(click_id);
ListView01.invalidateViews(); }
});
builder.setNegativeButton("NO", new DialogInterface.OnClickListener()
{ @Override
public void onClick(DialogInterface dialog, int which)
{
// TODO Auto-generated method stub

}
});
builder.show(); }
}); }
}

package irdc.ex10_10; import java.util.ArrayList; import android.app.Activity;
import android.app.ActivityManager;
import android.app.AlertDialog;
import android.content.DialogInterface;
import android.os.Bundle;
import android.view.View;
import android.widget.AdapterView;
import android.widget.ArrayAdapter;
import android.widget.ListView; public class EX10_10_2 extends Activity
{
private ListView ListView02;
private ArrayList arylistService;
private ArrayList arylistServicePackageName;
private ArrayAdapter aryAdapter1;
private ActivityManager mActivityManager;
int click_id; /** Called when the activity is first created. */
@Override
public void onCreate(Bundle savedInstanceState)
{
super.onCreate(savedInstanceState);
setContentView(R.layout.main_2); /* 取得EX10_10所放的ArrayList */
Bundle bunde = this.getIntent().getExtras();
arylistService = bunde.getStringArrayList("arylistService");
arylistServicePackageName = bunde
.getStringArrayList("arylistServicePackageName"); ListView02 = (ListView) findViewById(R.id.ListView02);
/* 将ArrayList放到Adapter */
aryAdapter1 = new ArrayAdapter(EX10_10_2.this,
R.layout.simple_list_item_1, arylistService);
ListView02.setAdapter(aryAdapter1); ListView02.setOnItemClickListener(new ListView.OnItemClickListener()
{ @Override
public void onItemClick(AdapterView arg0, View arg1, int id, long arg3)
{
// TODO Auto-generated method stub
/* 取得ActivityManager */
mActivityManager = (ActivityManager) EX10_10_2.this
.getSystemService(ACTIVITY_SERVICE);
/* 所点击的index */
click_id = id; AlertDialog.Builder builder = new AlertDialog.Builder(EX10_10_2.this);
builder.setCancelable(false);
builder.setTitle("Message");
builder.setMessage("确定要删除吗??");
builder.setPositiveButton("OK", new DialogInterface.OnClickListener()
{ @Override
public void onClick(DialogInterface dialog, int which)
{
// TODO Auto-generated method stub
/* 停止所点击的服务 */
mActivityManager.restartPackage(arylistServicePackageName.get(
click_id).toString());
/* 移除ArrayList里的值并更新ListView */
arylistService.remove(click_id);
ListView02.invalidateViews(); }
});
builder.setNegativeButton("NO", new DialogInterface.OnClickListener()
{ @Override
public void onClick(DialogInterface dialog, int which)
{
// TODO Auto-generated method stub

}
});
builder.show(); }
});
}
}