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   源码介绍

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客户端是 android java代码，电脑端是 c 代码

package com.liaowf.androidpc.androidclient;


import java.util.ArrayList;
import java.util.List;

import android.app.Activity;
import android.app.AlertDialog;
import android.app.AlertDialog.Builder;
import android.app.Dialog;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.res.Configuration;
import android.os.Bundle;
import android.provider.Settings;
import android.util.Log;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.CheckBox;
import android.widget.LinearLayout;
import android.widget.TextView;
import android.widget.Toast;

public class AndroidClient extends Activity {
	
	
	private LinearLayout linearlayout_layout = null;
	
	private Button connwifiButton = null,getpcButton = null,shutdownButton = null,
			rebootButton = null,logoffButton = null,sleepButton = null,lockButton = null;
	
	private TextView stateTxtView = null;
	

    private int command_port = 31696;
    
    public TextView getStateTxtView(){
    	return this.stateTxtView;
    }
    
    
    public LinearLayout getLinearLayout(){
    	return this.linearlayout_layout;
    }
    
   

    
    

    /** Called when the activity is first created. */
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
        
  
        shutdownButton = (Button)this.findViewById(R.id.button_shutdown);
        rebootButton = (Button)this.findViewById(R.id.button_reboot);
        logoffButton = (Button)this.findViewById(R.id.button_logoff);
        sleepButton = (Button)this.findViewById(R.id.button_sleep);
        lockButton = (Button)this.findViewById(R.id.button_lock);
        
        getpcButton = (Button)this.findViewById(R.id.button_getpc);
        
        stateTxtView = (TextView)this.findViewById(R.id.textView_statetext);
        
        connwifiButton = (Button)this.findViewById(R.id.button_connwifi);
        
//        connwifiButton.setEnabled(false);
        
        linearlayout_layout = (LinearLayout)this.findViewById(R.id.linearlayout_layout);
        
        
        connwifiButton.setOnClickListener(new OnClickListener(){

			@Override
			public void onClick(View v) {
				// TODO Auto-generated method stub
				startActivity(new Intent(Settings.ACTION_WIFI_SETTINGS));//进入无线网络配置界面
			}
        	
        });
        
        getpcButton.setOnClickListener(new OnClickListener(){

			@Override
			public void onClick(View v) {
												
				UDPIPHostNameAsyncTask task = new UDPIPHostNameAsyncTask(AndroidClient.this);
				UDPIPHostNameArg arg = new UDPIPHostNameArg();
				arg.broadcast_ip = Config.broadcast_ip;
				arg.broadcast_port = Config.broadcast_port;
				arg.command = Config.iphostname_cmd;		
				task.execute(arg);

			}
        	       	
        });
        
        
        shutdownButton.setOnClickListener(new OnClickListener(){

			@Override
			public void onClick(View v) {
//				Dialog dialog = new Dialog(AndroidClient.this);
				showInformation("确认关机吗？", Config.shutdown_cmd);							
			}
		});
        
        rebootButton.setOnClickListener(new OnClickListener(){

			@Override
			public void onClick(View v) {
				
				showInformation("确定重启吗？", Config.reboot_cmd);				
			}
        });
        
        logoffButton.setOnClickListener(new OnClickListener(){

			@Override
			public void onClick(View v) {
				
				showInformation("确定注销吗？", Config.logoff_cmd);			
			}
        });
        
        sleepButton.setOnClickListener(new OnClickListener(){

			@Override
			public void onClick(View v) {
				// TODO Auto-generated method stub
				showInformation("确定睡眠吗？", Config.sleep_cmd);
			}        	
        });
        
        lockButton.setOnClickListener(new OnClickListener(){

			@Override
			public void onClick(View v) {
				// TODO Auto-generated method stub				
				showInformation("确定锁定吗？", Config.lock_cmd);
			}       	
        });
        
    }
    
    
    private void onclickCommand(String command){
    	CommandAsyncTask task = new CommandAsyncTask(AndroidClient.this);			
		CommandArg arg = new CommandArg();
		
		List<ComputerInfo> cList = getSelectComputer();
		if(cList==null || cList.size()==0){
			Toast.makeText(AndroidClient.this, "你没有选择控制电脑", Toast.LENGTH_SHORT).show();
			stateTxtView.setText("你没有选择控制电脑");
		}else {
			arg.computerInfos = cList;
			arg.port = command_port;
			arg.command = command;
			task.execute(arg);
		}
    }
    
    
    
    private List<ComputerInfo> getSelectComputer(){
    	
    	List<ComputerInfo> cList = new ArrayList<ComputerInfo>();
    	
    	int childcount = linearlayout_layout.getChildCount();
		
		for(int i=0;i<childcount;i  ){
		   View view =  linearlayout_layout.getChildAt(i);
		   if(view instanceof CheckBox){
			   CheckBox _checkbox = (CheckBox)view;
			   String _str = _checkbox.getText().toString();
			   int _i = _str.indexOf("-");
			   if((_i!=-1) && _checkbox.isChecked()==true){
				   
				   ComputerInfo c = new ComputerInfo();
				   c.IP = _str.substring(0,_i);
				   c.hostName = _str.substring(_i 1);
				   cList.add(c);
			   }
		   }
		}
    	
		return cList;
    }
    
    private boolean showInformation(String msg,final String cmd)
    {
    	AlertDialog.Builder builder = new Builder(AndroidClient.this);
		builder.setMessage(msg);
		 
		builder.setTitle("提示");

		builder.setPositiveButton("确认", new DialogInterface.OnClickListener() {
		 
			public void onClick(DialogInterface dialog, int which) {
				dialog.dismiss();
				Log.v("androidClient", cmd);
				AndroidClient.this.onclickCommand(cmd);
			}
		});
		 
		builder.setNegativeButton("取消", new DialogInterface.OnClickListener() {
		 
			public void onClick(DialogInterface dialog, int which) {
				dialog.dismiss();
			}
		});
			 
		builder.create().show();
    	return true;
    }
    
	
}