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📁 在天极网上发布的各类delphi原码及技巧文档
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    下面是一个获取当前系统中可用的拨号连接名称的例子.<br>{ 注意在Uses中增加Registry单元,用于操作注册表 }<br>{ 获取当前系统中可用的拨号连接名称 }<br>procedure TForm1.Button3Click(Sender: TObject);<br>var<br>&nbsp;&nbsp; registryTemp : TRegistry;<br>&nbsp;&nbsp; stringsTemp : TStringlist;<br>&nbsp;&nbsp; intIndex : integer;<br>begin<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; registryTemp := TRegistry.Create;<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; stringsTemp := TStringlist.Create;<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; with registryTemp do<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;begin<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; RootKey := HKEY_USERS;//根键设置为HKEY_USERS<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; //如果存在子键.Default\RemoteAccess\Addresses<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; if OpenKey(’.Default\RemoteAccess\Addresses’,false) then<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;GetValueNames( stringsTemp );//读出各项目的名称,即拨号连接名称<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; CloseKey;<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;end;<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; //当前系统中可用的拨号连接<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; memo1.lines.add( ’******************当前系统中有’+ IntToStr( stringsTemp.count )<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; +’个可用的拨号连接如下****************’);<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; for intIndex := 0 to stringsTemp.count - 1 do<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; memo1.lines.add( stringsTemp.strings[ intIndex ] );<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; //列出Internet Explorer中设置的默认连接名称<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; if registryTemp.OpenKey(’.Default\RemoteAccess’,false) then<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;memo1.lines.add( ’Internet Explorer中设置的默认连接名称为’ + <br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; registryTemp.ReadString(’InternetProfile’) );<br><br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; //释放内存<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; registryTemp.free;<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; stringsTemp.free;<br>end;<br><br>四、用指定的拨号连接拨号<br>  以上的三个工作的目的就是为了拨号上网,现在就来看看如果用指定的拨号连接拨号上网。最好的方法就是调用WIN9X的拨号网络服务了,就是运行WIN9X下的现成程序。<br>  在Delphi程序中可以用如下代码实现拨号上网:<br>  winexec(’rundll32.exe rnaui.dll,RnaDial 163’,SW_SHOWNORMAL);<br>  其中字符串中的最后一个参数“163”为拨号连接的名称。<br><br>  下面是一个用指定的拨号连接拨号上网的例子.<br>{ 用指定的拨号连接拨号上网 }<br>procedure TForm1.Button4Click(Sender: TObject);<br>var<br>&nbsp;&nbsp; strDialName : string;<br>begin<br>&nbsp;&nbsp;&nbsp;&nbsp; strDialName := ’163’;//拨号连接的名称设为163<br>&nbsp;&nbsp;&nbsp;&nbsp; memo1.lines.add( ’******************用拨号连接’+ strDialName<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; +’实现拨号上网****************’);<br>&nbsp;&nbsp;&nbsp;&nbsp; winexec( PChar(’rundll32.exe rnaui.dll,RnaDial ’ + strDialName),SW_SHOWNORMAL);<br>end;<br><br>以上程序在PWIN98+Delphi3.0下调试通过。</span></td></tr></table><br><img src="/xslimages/content/buttom.gif" align="absmiddle"></img>        相关内容        <br><ul></ul><br><font color="#000000"><font color="#1C82C5"><img src="/xslimages/content/buttom.gif" align="absmiddle"></img></font>            相关链接          </font><br><ul><a href="http://bbs.cpcw.com/forum/vb/">到程序方舟论坛,论坛主持人为你答疑!<br><br></a></ul><a href=""><font color="#FF9900"><font color="#CC0000"></font></font></a><font color="#000000"><font color="#1C82C5"><img src="/xslimages/content/buttom.gif" align="absmiddle"></img></font>               更多的                </font><br><table width="70%"><tr><td width="30%" valign="top" align="left"><ul></ul></td><td width="30%" valign="top" align="left"></td></tr></table></td></tr></table><table width="98%" border="0" cellspacing="0"><tr><td width="85%" height="19" align="center" bgcolor="#FDF0C4"><a href="mailto:ph@cpcw.com">      本文版权归作者和天极网共同所有,如有任何版权问题,请与我们联系。        </a></td><td width="15%" bgcolor="#FFCC66" height="19">          <a href="/index.htm">            回首页          </a>        </td></tr></table><br></td><td colspan="2" valign="top" width="25%" bgcolor="#eeeeee"><table width="97%" align="center"><tr><td bgcolor="#ff9900" width="182" height="15"></td></tr></table><table width="97%" border="0" cellpadding="3" align="center"><tr><td valign="top" height="23" border="1" bgcolor="#eeeeee" cellspacing="0" bordercolor="#ff9900"><div align="center">             火热链接          </div></td></tr><tr bgcolor="#F5F5F5"><td width="27%" height="20" align="left"><div align="left"><a href="/33554432/44040192/112568.htm">办公室偷懒之绝招</a><br><a href="/33554432/44040192/113017.htm">网络成为日本第五大广告媒体</a><br><a href="/33554432/44040192/113377.htm">非常办公室(二十六)</a><br><a href="/33554432/44040192/113378.htm">非常办公室(二十七)</a><br><a href="/33554432/44040192/113772.htm">日本当代美女标准</a><br><a href="/33554432/44040192/113779.htm">移动网络别太沉重</a><br><a href="/33554432/44040192/113783.htm">把主旋律唱到网络上</a><br><a href="/33554432/44040192/113785.htm">网络将创造一千万个就业岗位</a><br><a href="/33554432/44040192/113787.htm">校园新宠电子课本</a><br><a href="/33554432/44040192/113789.htm">美国学者质疑“电脑从娃娃抓起”</a><br></div></td></tr></table><br><table width="97%" border="0" cellpadding="3" align="center"><tr bgcolor="#ff9900"><td valign="top" height="20"><div align="center">                        天极搜索          </div></td></tr><tr bgcolor="#F5F5F5"><form action="http://search.yesky.com/servlet/search" method="post" name="search" onsubmit="form_onsubmit(); 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