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28.3.6 在ASP.NET中使用COM对象
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C#高级编程（第3版）【全文连载】
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28.3.6 在ASP.NET中使用COM对象
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2006-10-13 14:41:00
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<h1 id="divCurrentNode" style="color: #b83507; width: 100%; text-align: left; font-size: 12px; padding-left: 2px">当前章节:<a href='100165727.htm'><font color='red'>28.3.6 在ASP.NET中使用COM对象</font></a></h1>
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<div style='float:left;width:49%'>·<a href='100165724.htm'>28.3.3 线程问题</a></div><div style='float:right;width:49%'>·<a href='100165725.htm'>28.3.4 添加连接点</a></div><div style='float:left;width:49%'>·<a href='100165726.htm'>28.3.5 在Windows窗体中使用ActiveX控件</a></div><div style='float:right;width:49%'>·<a href='100165728.htm'>28.4 在COM客户程序中使用.NET组件</a></div><div style='float:left;width:49%'>·<a href='100165729.htm'>28.4.1 COM Callable Wrapper</a></div><div style='float:right;width:49%'>·<a href='100165730.htm'>28.4.2 创建.NET组件</a></div></div>
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<div id="text"> <link href="css.css" rel="stylesheet" type="text/css" /><h3 style='margin-top:8.15pt;margin-right:0cm;FTEL:8.15pt;margin-left:
0cm'><span lang=EN-US>28.3.6 </span><span style='font-family:黑体'>在</span><span
lang=EN-US>ASP.NET</span><span style='font-family:黑体'>中使用</span><span
lang=EN-US>COM</span><span style='font-family:黑体'>对象</span></h3>
<p class=MsoNormal><span style='font-family:宋体'>可以用以前介绍的方式在</span><span
lang=EN-US>ASP.NET</span><span style='font-family:宋体'>中使用</span><span
lang=EN-US>COM</span><span style='font-family:宋体'>对象。但是，有一个重要的区别。</span><span
lang=EN-US>ASP.NET</span><span style='font-family:宋体'>运行库在默认情况下运行于</span><span
lang=EN-US>MTA</span><span style='font-family:宋体'>中。如果用线程模型值</span><span
lang=EN-US>Apartment</span><span style='font-family:宋体'>配置</span><span
lang=EN-US>COM</span><span style='font-family:宋体'>对象</span><span lang=EN-US>(</span><span
style='font-family:宋体'>因为所有的</span><span lang=EN-US>COM</span><span
style='font-family:宋体'>对象都是用</span><span lang=EN-US>VB6</span><span
style='font-family:宋体'>编写的</span><span lang=EN-US>)</span><span
style='font-family:宋体'>，就会生成一个异常。考虑到性能和可伸缩性，最好避免在</span><span lang=EN-US>ASP.NET</span><span
style='font-family:宋体'>中使用</span><span lang=EN-US>STA</span><span
style='font-family:宋体'>。如果的确希望在</span><span lang=EN-US>ASP.NET</span><span
style='font-family:宋体'>中使用</span><span lang=EN-US>STA</span><span
style='font-family:宋体'>对象，可以用</span><span lang=EN-US>Page</span><span
style='font-family:宋体'>指令设置</span><span lang=EN-US>AspCompat</span><span
style='font-family:宋体'>特性，如下面的代码所示。注意在使用这个选项时，</span><span lang=EN-US>Web</span><span
style='font-family:宋体'>站点的性能可能会有损失。</span></p>
<p class=2 style='margin-top:8.15pt;margin-right:0cm;FTEL:0cm;
margin-left:21.45pt;FTEL:.0001pt;FTEL:18.45pt'><span
lang=EN-US><%@ Page AspCompat = "true" Language="C#"
%></span></p>
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图书导读
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<!--导读-->
<h1 id="divCurrentNode2" style="color: #b83507; width: 100%; text-align: left; font-size: 12px; padding-left: 2px">当前章节:<a href='100165727.htm'><font color='red'>28.3.6 在ASP.NET中使用COM对象</font></a></h1>
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<div style='float:left;width:49%'>·<a href='100165724.htm'>28.3.3 线程问题</a></div><div style='float:right;width:49%'>·<a href='100165725.htm'>28.3.4 添加连接点</a></div><div style='float:left;width:49%'>·<a href='100165726.htm'>28.3.5 在Windows窗体中使用ActiveX控件</a></div><div style='float:right;width:49%'>·<a href='100165728.htm'>28.4 在COM客户程序中使用.NET组件</a></div><div style='float:left;width:49%'>·<a href='100165729.htm'>28.4.1 COM Callable Wrapper</a></div><div style='float:right;width:49%'>·<a href='100165730.htm'>28.4.2 创建.NET组件</a></div></div>
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