📄 用c#实现类似qq的简单通讯程序.htm
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应用程序的主入口点。<BR> ///
</summary><BR>
[STAThread]<BR> static void Main()
<BR> {<BR>
Application.Run(new MainForm());<BR>
}<BR>
//开始监听<BR> private void
Listen()<BR> {<BR>
try<BR>
{<BR>
tcpLister.Start();
<BR>
while(true)<BR>
{<BR>
Socket s = tcpLister.AcceptSocket();<BR>
Byte[] stream = new
Byte[80];<BR>
int i = s.Receive(stream);<BR>
string message =
System.Text.Encoding.UTF8.GetString(stream);<BR>
this.txtRecord.AppendText(message);
<BR>
}
<BR>
}<BR>
catch(System.Security.SecurityException)<BR>
{<BR>
MessageBox.Show("防火墙安全错误！","错误",MessageBoxButtons.OK,MessageBoxIcon.Exclamation);<BR>
}<BR>
catch(System.Exception)<BR>
{<BR>
//this.txtRecord.AppendText("已停止监听！");<BR>
}<BR>
}<BR> <BR>
private void abortLister(object
sender,System.ComponentModel.CancelEventArgs e)<BR>
{<BR>
this.tcpLister.Stop();<BR> }<BR>
//发送<BR> private
void btnSend_Click(object sender, System.EventArgs e)<BR>
{<BR>
if(this.txtContent.Text=="")<BR>
{<BR>
MessageBox.Show("不能发送空信息！","提示",MessageBoxButtons.OK,MessageBoxIcon.Exclamation);<BR>
}<BR>
else<BR>
{<BR>
this.Send();<BR>
}<BR> }<BR>
//发送消息<BR> private
void Send()<BR> {<BR>
try<BR>
{<BR>
string msg = this.txtName.Text+"
("+System.DateTime.Now.ToString()+")\r\n"+this.txtContent.Text+"\r\n";<BR>
TcpClient
client = new TcpClient(this.txtIp.Text,5566);<BR>
NetworkStream
sendStream = client.GetStream();<BR>
StreamWriter writer = new
StreamWriter(sendStream);<BR>
writer.Write(msg);<BR>
writer.Flush();<BR>
sendStream.Close();<BR>
client.Close();<BR>
this.txtRecord.AppendText(msg);<BR>
this.txtContent.Clear();<BR>
}<BR>
catch(System.Exception)<BR>
{<BR>
this.txtRecord.AppendText("目标计算机拒绝连接请求！\r\n");<BR>
}<BR>
}<BR> private void
MainForm_Load(object sender, System.EventArgs e)<BR>
{<BR>
this.txtRecord.AppendText("正在监听...\r\n");
<BR>
lister.Name = "监听本地端口";<BR>
lister.Start();<BR>
}<BR> }<BR>}<BR>工程下载： <B></B><BR><A
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<TD bgColor=#bbd8e2> 共1条回复</TD></TR>
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<DIV style="FLOAT: left"><I>guest 发表于 2006-02-08 12:46</I> </DIV>
<DIV style="FLOAT: right"><I>#1</I> </DIV></DIV>
<DIV class=clear></DIV><BR>
<DIV class=content>thanks!</DIV>
<DIV align=right><A href="javascript:scroll(0,0)">返回</A>
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<TD align=middle>lhuam 的BLOG</TD></TR>
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<TD><IMG height=10 hspace=10
src="用c#实现类似QQ的简单通讯程序.files/1209-icon-4.gif" width=9 align=absMiddle
vspace=2><B>2006 6.5 Mon</B></TD></TR></TBODY></TABLE><IMG height=5
src="用c#实现类似QQ的简单通讯程序.files/blank.gif" width=20><BR>
<TABLE class=side cellSpacing=0 cellPadding=0 width="100%" align=center
border=0>
<TBODY>
<TR>
<TD class=side_center>日</TD>
<TD class=side_center>一</TD>
<TD class=side_center>二</TD>
<TD class=side_center>三</TD>
<TD class=side_center>四</TD>
<TD class=side_center>五</TD>
<TD class=side_center>六</TD></TR>
<TR align=middle>
<TD> </TD>
<TD> </TD>
<TD> </TD>
<TD> </TD>
<TD class=side_center>1</TD>
<TD class=side_center>2</TD>
<TD class=side_center>3</TD></TR>
<TR align=middle>
<TD class=side_center>4</TD>
<TD class=side_center>5</TD>
<TD class=side_center>6</TD>
<TD class=side_center>7</TD>
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<TD class=side_center>9</TD>
<TD class=side_center>10</TD></TR>
<TR align=middle>
<TD class=side_center>11</TD>
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