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        17.2.4  使用资源文件
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                        17.2.4  使用资源文件
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                    2006-10-13 14:41:00
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                        <div style='float:left;width:49%'>·<a href='100165493.htm'>17.2.1  创建资源文件</a></div><div style='float:right;width:49%'>·<a href='100165494.htm'>17.2.2  ResGen</a></div><div style='float:left;width:49%'>·<a href='100165495.htm'>17.2.3  ResourceWriter</a></div><div style='float:right;width:49%'>·<a href='100165497.htm'>17.2.5  System.Resources命名空间</a></div><div style='float:left;width:49%'>·<a href='100165498.htm'>17.3  使用Visual Studio .NET的本地化示例</a></div><div style='float:right;width:49%'>·<a href='100165499.htm'>17.3.1  外包翻译</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-LEFT: 0cm; MARGIN-RIGHT: 0cm; FTEL: 8.15pt"><a ftel="_Toc507815130"><span lang="ES">17.2.4&nbsp; </span></a><span style="FONT-FAMILY: 黑体">使用资源文件</span></h3>
<p class="MsoNormal"><span style="FONT-FAMILY: 宋体">使用程序集生成工具</span><span lang="ES">al.exe</span><span style="FONT-FAMILY: 宋体">和</span><span lang="ES">/embed</span><span style="FONT-FAMILY: 宋体">选项</span><span style="FONT-FAMILY: 宋体">,或</span><span lang="ES">C#</span><span style="FONT-FAMILY: 宋体">编译器</span><span lang="ES">csc.exe</span><span style="FONT-FAMILY: 宋体">和</span><span lang="ES">/resource</span><span style="FONT-FAMILY: 宋体">选项,</span><span style="FONT-FAMILY: 宋体">或者直接使用</span><span lang="ES">Visual Studio .NET</span><span style="FONT-FAMILY: 宋体">,</span><span style="FONT-FAMILY: 宋体">可以把资源文件添加到程序集中。为了说明如何在</span><span lang="ES">Visual Studio .NET</span><span style="FONT-FAMILY: 宋体">中使用资源文件</span><span style="FONT-FAMILY: 宋体">,</span><span style="FONT-FAMILY: 宋体">下面创建一个</span><span lang="ES">C# Windows</span><span style="FONT-FAMILY: 宋体">应用程序</span><span lang="ES">ResourceDemo</span><span style="FONT-FAMILY: 宋体">。</span></p>
<p class="MsoNormal"><span style="FONT-FAMILY: 宋体">在</span><span lang="ES">Solution Explorer</span><span style="FONT-FAMILY: 宋体">的弹出菜单</span><span lang="ES"> (Add | Add Existing Item)</span><span style="FONT-FAMILY: 宋体">中</span><span style="FONT-FAMILY: 宋体">,</span><span style="FONT-FAMILY: 宋体">把前面创建的资源文件</span><span lang="ES">Demo.resources</span><span style="FONT-FAMILY: 宋体">添加到这个项目中。默认情况下,这个资源的</span><span lang="EN-US">BuildAction</span><span style="FONT-FAMILY: 宋体">被设置为</span><span lang="EN-US">Embedded Resource</span><span style="FONT-FAMILY: 宋体">,这样,这个资源就嵌入到输出的程序集中,如图</span><span lang="EN-US">17-9</span><span style="FONT-FAMILY: 宋体">所示。</span></p>
<p style="MARGIN-TOP: 4.9pt" align="center"><span lang="EN-US"><img height="174" src="17/image009.jpg" width="201" alt="" /></span></p>
<p style="FTEL: 8.15pt" align="center"><span style="FONT-FAMILY: 宋体">图</span><span lang="EN-US">&nbsp; 17-9</span></p>
<p class="MsoNormal"><span style="FONT-FAMILY: 宋体">建立项目后,使用</span><span lang="EN-US">ildasm</span><span style="FONT-FAMILY: 宋体">查看生成的程序集时,会在程序集清单中看到</span><span lang="EN-US">.mresource</span><span style="FONT-FAMILY: 宋体">,如图</span><span lang="EN-US">17-10</span><span style="FONT-FAMILY: 宋体">所示。它声明了程序集中资源的名称。如果</span><span lang="EN-US">.mresource</span><span style="FONT-FAMILY: 宋体">声明为</span><span lang="EN-US">public(</span><span style="FONT-FAMILY: 宋体">与本例一样</span><span lang="EN-US">)</span><span style="FONT-FAMILY: 宋体">,该资源就会从程序集中导出,且可以用于其他程序集的类中。如果</span><span lang="EN-US">.mresource</span><span style="FONT-FAMILY: 宋体">声明为</span><span lang="EN-US">private</span><span style="FONT-FAMILY: 宋体">,则表示该资源不能导出,只能用于该程序集内部。</span></p>
<p align="center"><span lang="EN-US"><img height="154" src="17/image010.jpg" width="317" alt="" /></span></p>
<p style="FTEL: 8.15pt" align="center"><span style="FONT-FAMILY: 宋体">图</span><span lang="EN-US">&nbsp; 17-10</span></p>
<p class="MsoNormal"><span style="FONT-FAMILY: 宋体">在使用</span><span lang="EN-US">Visual Studio .NET</span><span style="FONT-FAMILY: 宋体">把资源添加到程序集中时,资源总是公共的,如图</span><span lang="EN-US">17-10</span><span style="FONT-FAMILY: 宋体">所示。如果使用程序集生成工具来创建程序集,就可以使用命令行选项来区分是添加了公共资源,还是添加了私有资源。选项</span><span lang="EN-US">/embed:demo.resources,Y </span><span style="FONT-FAMILY: 宋体">把资源作为公共资源添加,而</span><span lang="EN-US">/embed:demo. resources,N</span><span style="FONT-FAMILY: 宋体">把资源作为私有资源添加。</span></p>

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