实例介绍
【实例简介】
类似QQ聊天软件，局域网收发消息
测试结果：可发送文本消息，发语音消息时 失败
测试环境：android 4.4
【实例截图】
【核心代码】
package com.myandroid.activity;
import java.io.File;
import java.io.IOException;
import java.util.List;
import com.myandroid.message.R;
import com.myandroid.util.Media;
import com.myandroid.util.Msg;
import com.myandroid.util.Tools;
import com.myandroid.util.User;
import android.media.MediaPlayer;
import android.net.Uri;
import android.os.Bundle;
import android.os.Handler;
import android.os.Message;
import android.app.Activity;
import android.app.AlertDialog;
import android.app.ProgressDialog;
import android.content.DialogInterface;
import android.content.Intent;
import android.view.Menu;
import android.view.MenuItem;
import android.view.MotionEvent;
import android.view.View;
import android.view.Window;
import android.view.View.OnClickListener;
import android.view.View.OnLongClickListener;
import android.view.View.OnTouchListener;
import android.widget.Button;
import android.widget.EditText;
import android.widget.ImageView;
import android.widget.LinearLayout;
import android.widget.ScrollView;
import android.widget.TextView;
import android.widget.Toast;
public class ChatActivity extends Activity implements OnClickListener{
//参数
private LinearLayout chartMsgPanel = null;
private ScrollView chartMsgScroll = null;
private User person=null;
private EditText chartMsg = null;
private Button chartMsgSend = null;
//private Button chartMsgFile = null;
//private Button chartTalk=null;
private Button chartMediaRecord=null;
public Tools tools=null;
AlertDialog revTalkDialog=null,callDialog=null;
MediaDialog mediadialog=null;
Media media=new Media();
public String choosePath = null;// 选中的文件
ProgressDialog proDia = null;
Double fileSize=0.0;
// 滚动屏幕
private final Handler mHandler = new Handler();
private Runnable scrollRunnable= new Runnable() {
@Override
public void run() {
int offset = chartMsgPanel.getMeasuredHeight() - chartMsgScroll.getHeight();//判断高度
if (offset > 0) {
chartMsgScroll.scrollBy(0, 100);//每次滚100个单位
}
}
};
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
requestWindowFeature(Window.FEATURE_NO_TITLE);// 去掉标题栏
//初始化
Tools.State=Tools.CHATACTIVITY;
Tools.chart=this;
setContentView(R.layout.activity_chart);
Intent intent = getIntent();
person = (User)intent.getExtras().getSerializable("person");
((TextView)findViewById(R.id.my_nickename)).setText(person.getName());
//chartTalk=(Button)findViewById(R.id.chart_talk);
//chartTalk.setOnClickListener(this);
chartMsg = (EditText)findViewById(R.id.chart_msg);
chartMsgSend = (Button)findViewById(R.id.chart_msg_send);
chartMsgSend.setOnClickListener(this);
//chartMsgFile = (Button)findViewById(R.id.chart_msg_file);
//chartMsgFile.setOnClickListener(this);
chartMsgPanel = (LinearLayout)findViewById(R.id.chart_msg_panel);
chartMsgScroll = (ScrollView)findViewById(R.id.chart_msg_scroll);
chartMediaRecord=(Button)findViewById(R.id.chart_media_record);
chartMediaRecord.setOnLongClickListener(new OnLongClickListener() {
@Override
public boolean onLongClick(View v) {
mediadialog = new MediaDialog(ChatActivity.this, "正在录音");
chartMediaRecord.setText("正在录音...");
media.startRecord();
mediadialog.show();
return false;
}
});
chartMediaRecord.setOnTouchListener(new OnTouchListener() {
@Override
public boolean onTouch(View v, MotionEvent event) {
switch (event.getAction()) {
case MotionEvent.ACTION_UP:
media.stopRecord();
chartMediaRecord.setText("录音");
mediadialog.dismiss();
//显示录音，并发送给对方
sendMediaRecord(media.name);
break;
}
return false;
}
});
tools=new Tools(this,Tools.ACTIVITY_CHART);
//读取并清空新消息
List<Msg> list=Tools.msgContainer.get(person.getIp());
if(list!=null)
{
for(int i=0;i<list.size();i )
{
if(list.get(i).getMsgType()==Tools.ISFILE)
{
//如果是语音文件
receiveMedia(list.get(i));
}
else
{
//如果是信息
receiveMsg(list.get(i));
}
}
Tools.msgContainer.remove(person.getIp());
Tools.currentUserIp=person.getIp();
}
proDia = new ProgressDialog(this);
proDia.setTitle("文件发送");// 设置标题
proDia.setMessage("文件");// 设置显示信息
proDia.setProgressStyle(ProgressDialog.STYLE_HORIZONTAL);// 水平进度条
proDia.setMax(100);// 设置最大进度指
proDia.setProgress(10);// 开始点
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
// Inflate the menu; this adds items to the action bar if it is present.
//getMenuInflater().inflate(R.menu.chart, menu);
menu.add(0, 1, 1, "发送文件");
menu.add(0, 2, 2, "语音通话");
return super.onCreateOptionsMenu(menu);
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
if(item.getItemId() == 1){
//发送文件
Intent it = new Intent(ChatActivity.this, FileAcitivity.class);
ChatActivity.this.startActivityForResult(it, 1);
}
else if(item.getItemId() == 2){
//语音通话
Tools.out("开始语音:" person.getIp());
sendTalk();
}
return true;
}
// 按钮点击事件
@Override
public void onClick(View v) {
switch(v.getId())
{
case R.id.chart_msg_send:
//发送信息按钮
sendMsg();
break;
}
}
// 发送录音
public void sendMediaRecord(String name)
{
Tools.out("录音文件名:" name);
Tools.currentPath=media.sendpath "/" name;
//在view中显示，点击可以播放
View view = getLayoutInflater().inflate(R.layout.send_msg_layout, null);
TextView smcView = (TextView)view.findViewById(R.id.send_msg_content);
TextView smtView = (TextView)view.findViewById(R.id.send_msg_time);
TextView nView = (TextView)view.findViewById(R.id.send_nickename);
ImageView senduserhead=(ImageView)view.findViewById(R.id.senduserhead);
senduserhead.setImageResource(Tools.headIconIds[Tools.me.getHeadIconPos()]);
MediaPlayer mp = MediaPlayer.create(ChatActivity.this, Uri.parse(media.sendpath "/" name));
int duration = mp.getDuration()/1000;//即为时长 是ms
//得到录音时间
smcView.setText(duration "″((");
smcView.setTag(name);
smcView.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
String mediaName=v.getTag().toString();
//传入录音文件名并播放
media.startPlay(media.sendpath "/" mediaName);
}
});
smtView.setText(Tools.getChangeTime(Tools.getTimel()));
nView.setText(Tools.me.getName());
chartMsgPanel.addView(view);
//通知准备发送录音
String add=media.sendpath "/" name;
String body=(new File(add)).getName() Tools.sign (new File(add)).length();
Tools.out("body:" body);
Msg msg=new Msg(Tools.me.getHeadIconPos(),Tools.me.getName(), Tools.me.getIp(), person.getName(), person.getIp(),Tools.CMD_SENDMEDIA, body);
tools.sendMsg(msg);
//更新滚动条
mHandler.post(scrollRunnable);
}
// 发送语音
public void sendTalk()
{
AlertDialog.Builder builder = new AlertDialog.Builder(this);
builder.setTitle(Tools.me.getName());
builder.setMessage(person.getName());
builder.setIcon(null);
builder.setNegativeButton("取消", new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface cdialog, int which) {
cdialog.dismiss();
Tools.out("取消语音");
}
});
callDialog = builder.show();
callDialog.setOnDismissListener(new DialogInterface.OnDismissListener() {
@Override
public void onDismiss(DialogInterface arg0) {
//发送结束呼叫请求
Msg msg=new Msg();
msg.setSendUser(Tools.me.getName());//昵称默认为自己的机器号
msg.setSendUserIp(Tools.me.getIp());
msg.setReceiveUserIp(person.getIp());
msg.setMsgType(Tools.CMD_STOPTALK);//发送呼叫请求
msg.setPackId(Tools.getTimel());
tools.sendMsg(msg);
}
});
//发送呼叫请求
Msg msg=new Msg();
msg.setSendUser(Tools.me.getName());//昵称默认为自己的机器号
msg.setSendUserIp(Tools.me.getIp());
msg.setReceiveUserIp(person.getIp());
msg.setMsgType(Tools.CMD_STARTTALK);//发送呼叫请求
msg.setPackId(Tools.getTimel());
tools.sendMsg(msg);
Tools.out("开始呼叫");
}
// 发送信息
public void sendMsg()
{
String body = chartMsg.getText().toString();
if(null==body || body.length()<=0){
Toast.makeText(this,"不能为空", Toast.LENGTH_SHORT).show();
return;
}
chartMsg.setText("");
View view = getLayoutInflater().inflate(R.layout.send_msg_layout, null);
TextView smcView = (TextView)view.findViewById(R.id.send_msg_content);
TextView smtView = (TextView)view.findViewById(R.id.send_msg_time);
TextView nView = (TextView)view.findViewById(R.id.send_nickename);
ImageView senduserhead=(ImageView)view.findViewById(R.id.senduserhead);
senduserhead.setImageResource(Tools.headIconIds[Tools.me.getHeadIconPos()]);
Msg msg=new Msg(Tools.me.getHeadIconPos(),Tools.me.getName(), Tools.me.getIp(), person.getName(), person.getIp(),Tools.CMD_SENDMSG, body);
smcView.setText(body);
smtView.setText(Tools.getChangeTime(Tools.getTimel()));
nView.setText(Tools.me.getName());
chartMsgPanel.addView(view);
tools.sendMsg(msg);
//更新滚动条
mHandler.post(scrollRunnable);
}
// 接收信息
private void receiveMsg(Msg m)
{
View view = getLayoutInflater().inflate(R.layout.received_msg_layout, null);
TextView smcView = (TextView)view.findViewById(R.id.received_msg_content);
TextView smtView = (TextView)view.findViewById(R.id.received_msg_time);
TextView nView = (TextView)view.findViewById(R.id.received_nickename);
ImageView receiveIcon=(ImageView)view.findViewById(R.id.receiveuserhead);
receiveIcon.setImageResource(Tools.headIconIds[m.getHeadIconPos()]);
smcView.setText((String)m.getBody());
smtView.setText(Tools.getChangeTime(Tools.getTimel()));
nView.setText(m.getSendUser());
chartMsgPanel.addView(view);
mHandler.post(scrollRunnable);
}
// 接收录音
private void receiveMedia(Msg m)
{
View view = getLayoutInflater().inflate(R.layout.received_msg_layout, null);
TextView smcView = (TextView)view.findViewById(R.id.received_msg_content);
TextView smtView = (TextView)view.findViewById(R.id.received_msg_time);
TextView nView = (TextView)view.findViewById(R.id.received_nickename);
ImageView receiveIcon=(ImageView)view.findViewById(R.id.receiveuserhead);
receiveIcon.setImageResource(Tools.headIconIds[m.getHeadIconPos()]);
String[] fileInfo = (m.getBody().toString()).split(Tools.sign);
MediaPlayer mp = MediaPlayer.create(ChatActivity.this, Uri.parse(media.receivepath "/" fileInfo[0]));
int duration = mp.getDuration()/1000;//即为时长 是ms
//得到录音时间
smcView.setText(duration "″((");
smcView.setTag(fileInfo[0]);
smcView.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
String mediaName=v.getTag().toString();
//传入录音文件名并播放
media.startPlay(media.receivepath "/" mediaName);
}
});
smtView.setText(Tools.getChangeTime(Tools.getTimel()));
nView.setText(m.getSendUser());
chartMsgPanel.addView(view);
mHandler.post(scrollRunnable);
}
// 接收语音请求
private void receiveCall(Msg msg)
{
if(!Tools.stoptalk){
AlertDialog.Builder builder = new AlertDialog.Builder(this);
builder.setTitle("来自:" msg.getSendUser());
builder.setMessage(null);
builder.setIcon(null);
View vi = getLayoutInflater().inflate(R.layout.request_talk_layout, null);
builder.setView(vi);
revTalkDialog = builder.show();
revTalkDialog.setOnDismissListener(new DialogInterface.OnDismissListener() {
@Override
public void onDismiss(DialogInterface arg0) {
//发送结束呼叫请求
Msg msg=new Msg();
msg.setSendUser(Tools.me.getName());//昵称默认为自己的机器号
msg.setSendUserIp(Tools.me.getIp());
msg.setReceiveUserIp(person.getIp());
msg.setMsgType(Tools.CMD_STOPTALK);//发送呼叫请求
msg.setPackId(Tools.getTimel());
tools.sendMsg(msg);
}
});
Button talkOkBtn = (Button)vi.findViewById(R.id.receive_talk_okbtn);
talkOkBtn.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View okBtn) {
if(!Tools.stoptalk){//如果远程用户未关闭通话，则向对方发送同意接收通话指令
Msg msg=new Msg();
msg.setSendUser(Tools.me.getName());//昵称默认为自己的机器号
msg.setSendUserIp(Tools.me.getIp());
msg.setReceiveUserIp(person.getIp());
msg.setMsgType(Tools.CMD_ACCEPTTALK);
msg.setPackId(Tools.getTimel());
tools.sendMsg(msg);
okBtn.setEnabled(false);
//同意接收并开始传输语音数据
Tools.audio.audioSend(person);
}
}
});
Button talkCancelBtn = (Button)vi.findViewById(R.id.receive_talk_cancel);
talkCancelBtn.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View cancelBtn) {
revTalkDialog.dismiss();
}
});
}
}
// Handler
public Handler handler = new Handler() {
@Override
public void handleMessage(Message msg) {
switch (msg.what) {
case Tools.SHOW:
Toast.makeText(ChatActivity.this, (String) msg.obj,
Toast.LENGTH_SHORT).show();
break;
case Tools.RECEIVEMSG:
//接收消息
receiveMsg((Msg)msg.obj);
break;
case Tools.CMD_STARTTALK:
//语音请求
receiveCall((Msg)msg.obj);
break;
case Tools.CMD_STOPTALK:
//语音结束
if(revTalkDialog!=null)
revTalkDialog.dismiss();
if(callDialog!=null)
callDialog.dismiss();
break;
case Tools.CMD_FINISHMEDIA:
//完成接收录音
receiveMedia((Msg)msg.obj);
break;
case Tools.FILE_JINDU:
String[] pi = ((String) msg.obj).split(Tools.sign);
fileSize = Double.parseDouble(pi[2]);
proDia.setTitle(pi[0]);// 设置标题
proDia.setMessage(pi[1] " 大小："
FileAcitivity.getFormatSize(fileSize));// 设置显示信息
proDia.onStart();
proDia.show();
break;
case Tools.PROGRESS_FLUSH:
int i0 = (int) ((Tools.sendProgress / (fileSize)) * 100);
proDia.setProgress(i0);
break;
case Tools.PROGRESS_COL:// 关闭进度条
proDia.dismiss();
break;
}
}
};
@Override
protected void onResume() {
super.onResume();
Tools.State=Tools.CHATACTIVITY;
}
@Override
protected void onPause() {
super.onPause();
Tools.State=Tools.MAINACTIVITY;
}
@Override
protected void onDestroy() {
super.onDestroy();
Tools.pretime=0;
Tools.out("destroy");
Tools.State=Tools.MAINACTIVITY;
}
// 发送文件取得路径
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
// TODO Auto-generated method stub
switch (resultCode) {
case RESULT_OK:
choosePath = data.getStringExtra("path");
Tools.out("文件路径:" choosePath);
//发送请求传送文件
Msg msg=new Msg(Tools.me.getHeadIconPos(),Tools.me.getName(), Tools.me.getIp(), person.getName(), person.getIp(),Tools.CMD_FILEREQUEST,
(new File(choosePath)).getName() Tools.sign (new File(choosePath)).length());
tools.sendMsg(msg);
Tools.out("发送请求传送文件");
}
}
}
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