实例介绍
【实例截图】



【核心代码】
package com.mobilesafe;
import java.util.ArrayList;
import java.util.List;
import android.app.Activity;
import android.app.ActivityManager;
import android.app.Dialog;
import android.app.ProgressDialog;
import android.app.ActivityManager.RunningAppProcessInfo;
import android.app.AlertDialog;
import android.content.ComponentName;
import android.content.Context;
import android.content.DialogInterface;
import android.content.DialogInterface.OnClickListener;
import android.content.Intent;
import android.net.Uri;
import android.os.Bundle;
import android.os.Handler;
import android.os.Message;
import android.text.format.Formatter;
import android.util.Log;
import android.view.View;
import android.view.Window;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.ListView;
import android.widget.TextView;
import com.mobilesafe.adapter.ProcessListAdapter;
import com.mobilesafe.bean.DetailProceess;
import com.mobilesafe.bean.PackagesInfo;
public class TaskManagerActivity extends Activity {
private static final String TAG = "TaskManagerActivity";
private TextView tv_memory_info;
private ListView lv;
private ActivityManager am;
private ProcessListAdapter plAdapter;
public static final int DIALOG_START_TASK = 0;
private ArrayList<DetailProceess> avaiAppInfo;
private static final int DELE_APP = 0;
private static final int SHOW_APP_DETAIL = 1;
private static final int START_APP = 2;
private static final int UNINSTALL_APP = 3;
private static final int HANDLER_REFRESH = 1;
private static final int DIALOG_PROGRESSDIALOG = 1;
private PackagesInfo packsInfo;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
this.requestWindowFeature(Window.FEATURE_NO_TITLE);
setContentView(R.layout.task_manager);
tv_memory_info = (TextView) findViewById(R.id.memory_info);
lv = (ListView) findViewById(R.id.process_list_view);
am = (ActivityManager) getSystemService(Context.ACTIVITY_SERVICE);
tv_memory_info.setText(getSystemAvaialbeMemorySize());
lv.setOnItemClickListener(new TaskItemClickLinstener());
}
private Handler handler = new Handler(){
@Override
public void handleMessage(Message msg) {
final int what = msg.what;
switch(what){
case HANDLER_REFRESH:
lv.setAdapter(plAdapter);
dismissDialog(DIALOG_PROGRESSDIALOG);
break;
}
}
};
@Override
protected Dialog onCreateDialog(int id) {
switch(id){
case DIALOG_PROGRESSDIALOG:
ProgressDialog progressDialog = new ProgressDialog(this);
progressDialog.setMessage("Loading.....");
return progressDialog;
}
return null;
}
private void refresh() {
showDialog(DIALOG_PROGRESSDIALOG);
new Thread(new Runnable() {
public void run() {
getRunningProcess();
handler.obtainMessage(HANDLER_REFRESH).sendToTarget();
}
}).start();
}
@Override
protected void onResume() {
super.onResume();
packsInfo = new PackagesInfo(TaskManagerActivity.this);
refresh();
}
private String getSystemAvaialbeMemorySize() {
// 获得MemoryInfo对象
ActivityManager.MemoryInfo outInfo = new ActivityManager.MemoryInfo();
am.getMemoryInfo(outInfo);
String availMem = Formatter.formatFileSize(TaskManagerActivity.this,
outInfo.availMem);
return availMem;
}
private final class TaskItemClickLinstener implements OnItemClickListener {
public void onItemClick(AdapterView<?> view, View arg1,
final int position, long arg3) {
final DetailProceess dp = (DetailProceess) view
.getItemAtPosition(position);
AlertDialog.Builder builder = new AlertDialog.Builder(
TaskManagerActivity.this);
builder.setTitle(R.string.options);
builder.setItems(R.array.taskchoice, new OnClickListener() {
public void onClick(DialogInterface dialog, int which) {
final String processName = dp.getProcessName();
switch (which) {
case DELE_APP:
am.restartPackage(dp.getProcessName());
refresh();
break;
case SHOW_APP_DETAIL:
try {
showAppDetail(dp);
} catch (Exception e) {
Log.e(TAG, e.getMessage());
}
break;
case START_APP:
try {
startApp(dp);
} catch (Exception e) {
Log.e(TAG, e.getMessage());
}
break;
case UNINSTALL_APP:
Intent deleteintent = new Intent();
deleteintent.setAction(Intent.ACTION_DELETE);
deleteintent.setData(Uri
.parse("package:" processName));
startActivityForResult(deleteintent, position);
break;
}
dialog.dismiss();
}
}).create().show();
}
private void startApp(DetailProceess dp) throws Exception {
Intent intent = new Intent();
intent.setComponent(new ComponentName(dp.getProcessName(), dp
.getActivityName()));
intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
startActivity(intent);
}
private void showAppDetail(DetailProceess dp) throws Exception {
Intent intent = new Intent(TaskManagerActivity.this,
ShowAppDetailActivity.class);
Bundle bundle = new Bundle();
bundle.putString("packagename", dp.getProcessName());
bundle.putString("appversion", dp.getAppVersion());
bundle.putString("appname", dp.getAppName());
bundle.putStringArray("apppremissions", dp.getPermissions());
intent.putExtras(bundle);
startActivity(intent);
}
}
public void getRunningProcess() {
List<RunningAppProcessInfo> allRunning = am.getRunningAppProcesses();
avaiAppInfo = new ArrayList<DetailProceess>();
for (RunningAppProcessInfo info : allRunning) {
String processName = info.processName;
if ("system".equals(processName)
|| "com.mobilesafe".equals(processName)
|| "com.android.phone".equals(processName)
|| "android.process.acore".equals(processName)
|| "android.process.media".equals(processName)) {
continue;
}
final DetailProceess dp = new DetailProceess(this, info);
dp.fetchApplicationInfo(packsInfo);
dp.getPackageInfo();
if(dp.isGoodProcess()){
avaiAppInfo.add(dp);
}
}
plAdapter = new ProcessListAdapter(this, avaiAppInfo,packsInfo);
}
/**
* 杀死进程
*
* @param view
*/
public void killAllProcess(View view) {
for (DetailProceess dp : avaiAppInfo) {
am.killBackgroundProcesses(dp.getProcessName());
}
tv_memory_info.setText(getSystemAvaialbeMemorySize());
refresh();
}
}
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