📄 sampleapp_code.htm
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<TITLE>开发电子邮件应用程序示例（步骤）</TITLE>
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color=#ff0000 size=2>ACCP4.0</FONT><FONT color=#333333 size=2> OLTL </FONT></SPAN></FONT></B></DIV></TD></TR></TBODY></TABLE></TD></TR>
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<td height=20 width=619><div align="right"><a href="sampleapp_sendmail.htm"><img
src="Images/pre.gif" width=67 height=21 border="0"></a></div></td>
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<td height=2259 valign=top><div align="center"><B><font size=3><span class=title-3-1></span></font>
</B><font size=3><span class=title-3-1><B>开发电子邮件应用程序示例（步骤）</B></span></font></div>
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<p class="text"><strong> 开发 SendMail 应用程序的步骤如下所示： </strong></p>
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<ol>
<li class="text">
<p>设计一个如图 2.3 中所示的窗体。</p>
</li>
<li class="text">
<p>设置所有控件的相关属性。将所有文本框控件的 Text 属性设置为空字符串。将 lstFiles 列表框的 SelectionMode 属性设置为 MultiSimple。</p>
</li>
<li class="text">
<p>向该窗体添加 OpenFileDialog 控件并将其命名为 ofdAttach。将它的 Multiselect 属性设置为 True。</p>
</li>
<li class="text">
<p>将默认的 .cs 文件名、窗体名和类名重命名为 frmSendMail。</p>
</li>
<li class="text">
<p>使用 VS.NET IDE 的“项目”菜单中的“添加引用”选项将引用添加到 System.Web.dll 中。请注意，如果未将对此文件的引用添加到该项目中，则不能使用 System.Web.Mail 命名空间。</p>
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<li class="text">
<p><span class="text" align="justify">此外，还需向 CDONTS 添加引用。为此，请依次选择“项目”和“添加引用”，然后单击“COM”选项卡并选择“Microsoft CDO for NTS 1.2 library”。这将向该项目中添加 cdonts.dll，这对 SMTP 程序能够正常工作十分重要。</span><span class="text"> </span><strong class="style16"><span class="text"> </span></strong> </p>
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<li class="text">该项目中包含以下命名空间：<BR>
<BR>
<span style="font-family:Courier New;font-size:10pt;color:blue;">using</span><span style="font-family:Courier New;font-size:10pt;"> System.Web; <BR>
</span><span style="font-family:Courier New;font-size:10pt;color:blue;"> using</span><span style="font-family:Courier New;font-size:10pt;"> System.Web.Mail;</span><span style="font-family:Courier New;font-size:10pt;color:blue;"> </span> </li>
</ol>
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