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Android蓝牙一对多通信
前段时间项目需要蓝牙实现一对多通信,但网上的例子都是一对一的通信,所以就下载了前人优秀源码,在仔细研究前人代码的基础上对服务端的线程进行了改进,实现了一对多通信,并添加了一个在线列表。(当然主要的功劳还是前人的)
- 2022-01-25 13:46:00下载
- 积分:1
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动态添加控件--超出导航屏幕
动态添加控件--超出导航屏幕
- 2015-04-22下载
- 积分:1
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Android 的游戏 clonybird
Android 的游戏 clonybird其他
- 2022-01-25 20:03:32下载
- 积分:1
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停车管理系统软件
随着城市的快速发展,城市人口快速增长,汽车保有量高速增长,私人汽车购买力的不断提高,从而导致停车难问题日益凸显,而立体车库是解决这种难题的最有效的措施之一。在我们面临着建设现代化大都市的重任和土地资源寸土万金的情况下,我们对立体车库的需求也越来越大,它的数量将会迅速攀升。但由于我国停车设备生产企业大多技术力量薄弱,自主开发能力弱,因此停车设备研究领域的深度和水平有待提高。
立体车库停车管理系统在整个立体车库系统中起着重要的作用,是立体车库的重要组成部分。本文主要考虑的是基于Android系统的停车管理系统APP,是利用android手机端对立体车库进行管理,此系统具有强大的交互功能,可以使停车管理人员更方便、更便捷的对立体车库进行管理。
- 2022-11-30 20:35:03下载
- 积分:1
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Android-for-Qt_GPS
基于qt开发的GPS功能应用程序,可在android平台上运行;需要在necessitas开发环境下编译。(Qt-based application developed by the GPS function, you can run on android platform need necessitas development environment compiler.)
- 2013-10-09 11:31:27下载
- 积分:1
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android 自定义listview 例子源码(SwipeListView)
android 自定义listview 例子源码(SwipeListView)
- 2015-04-22下载
- 积分:1
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android 打开图片,可调节饱和度、色相和亮度
实现打开图片功能
- 2015-07-02下载
- 积分:1
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android 瀑布流 实例源码下载
android 瀑布流 实例源码下载
- 2015-04-23下载
- 积分:1
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Android tcp通讯学习用
核心代码:package com.Test;import android.os.Bundle;import android.os.Handler;import android.os.Message;import android.util.Log;import android.app.Activity;import android.view.Menu;import android.widget.Button;import android.view.View;import android.view.View.OnClickListener;import java.io.BufferedInputStream;import java.io.InputStream;import java.io.OutputStream;import java.io.IOException;import java.io.UnsupportedEncodingException;import java.io.InputStreamReader;import java.io.BufferedReader;import java.io.PrintWriter;import java.io.Reader;import java.net.Socket;import java.net.ServerSocket;import java.net.UnknownHostException;import android.view.TextureView;import android.widget.EditText;import java.lang.String;import java.lang.Thread;public class MainActivity extends Activity implements OnClickListener{ private Button m_btn; private Button m_sendbtn; private ServerSocket mySerSocket; private Socket clientSocket; private EditText m_edit; private String line; boolean conn = true; private Socket accSocket; private static final String Host = "10.0.2.2"; private static final int Port = 12000; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); m_btn = (Button)findViewById(R.id.button1); m_sendbtn = (Button)findViewById(R.id.button2); m_edit = (EditText)findViewById(R.id.editText1); //m_btn.setOnClickListener(this); m_btn.setOnClickListener(new ReceiverListener()); m_sendbtn.setOnClickListener(this); //Socket clientSocket = new Socket(Host, Port); } class ReceiverListener implements OnClickListener { private ReceiveThread mReceiveThread = null; private boolean stop = true; private Handler mHandler = null; public void onClick(View v) { try { if(clientSocket == null) { clientSocket = new Socket(Host, Port); } // InputStream myInputStream = clientSocket.getInputStream();// // //BufferedReader in = new BufferedReader(new InputStreamReader(myInputStream));//// byte [] buffer = new byte[myInputStream.available()]; //int temp = 0; //String strMsg = in.readLine(); // myInputStream.read(buffer);// // // String strMsg = new String(buffer);// // m_edit.setText(strMsg);// while ((temp = myInputStream.read(buffer)) != -1)// {// m_edit.setText(new String(buffer, 0, temp));//// } mReceiveThread = new ReceiveThread(clientSocket); stop = false; mReceiveThread.start(); } catch (IOException e) { e.printStackTrace(); } //消息处理 mHandler = new Handler() { public void handleMessage(Message msg) { m_edit.setText((msg.obj).toString()); } }; } private class ReceiveThread extends Thread { private InputStream inStream = null; private byte[] buf; private String str = null; ReceiveThread(Socket s) { try { this.inStream = s.getInputStream(); } catch(IOException e) { e.printStackTrace(); } } public void run() { while(!stop) { this.buf = new byte[512]; try { this.inStream.read(this.buf); } catch(IOException e) { e.printStackTrace(); } try { this.str = new String(this.buf, "GB2312").trim(); } catch(UnsupportedEncodingException e) { e.printStackTrace(); } Message msg = new Message(); msg.obj = this.str; mHandler.sendMessage(msg); } } } } public void onClick(View v) {// if (v.getId() == R.id.button1)// {// new Thread()// {// public void run()// {// try // {// if(clientSocket == null)// {// clientSocket = new Socket(Host, Port);// } // InputStream myInputStream = clientSocket.getInputStream();// // BufferedReader in = new BufferedReader(new InputStreamReader(myInputStream));//// byte [] buffer = new byte[1024 * 4];//// int temp = 0;// // String strMsg = in.readLine();// // //myInputStream.read(buffer);// // //String strMsg = new String(buffer);// // m_edit.setText(strMsg);////// while ((temp = myInputStream.read(buffer)) != -1)//// {//// m_edit.setText(new String(buffer, 0, temp));//////// }// // }// catch (IOException e)// {// e.printStackTrace();// }// }// }.start();// // } if(v.getId() == R.id.button2) { new Thread() { public void run() { try { if(clientSocket == null) { clientSocket = new Socket(Host, Port); } //inputStream clientInputStream = clientSocket. String msg = "RESET-SHOW"; //InputStream clientInputStream = clientSocket.getInputStream(); //BufferedReader br = new BufferedReader(new InputStreamReader(clientSocket.getInputStream())); //BufferedReader br = new BufferedReader(); //line = br.readLine(); OutputStream clientOutputStream = clientSocket.getOutputStream(); byte buffer[]=msg.getBytes(); clientOutputStream.write(buffer); clientOutputStream.flush(); //int temp = 0; // PrintWriter out = new PrintWriter(clientOutputStream);// // out.println("Serer Message: " msg); } catch(IOException e) { e.printStackTrace(); } } }.start(); } }private Reader InputStreamReader() { // TODO Auto-generated method stub return null; }// private Handler handler = new Handler()// {// public void handleMessage(Message msg)// {// super.handleMessage(msg);// //处理UI// m_edit.setText("Finish");// Log.i("PDA", "Finish");// // }// }; @Override public boolean onCreateOptionsMenu(Menu menu) { // Inflate the menu; this adds items to the action bar if it is present. getMenuInflater().inflate(R.menu.main, menu); return true; }}
- 2014-08-18下载
- 积分:1
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AutoLoadingListView01
android 异步加载图片,关键在于刷新,更新页面。(android asynchronous load images, the key is to refresh, update the page.)
- 2012-09-10 12:13:21下载
- 积分:1