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17.2.3 ResourceWriter
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17.2.3 ResourceWriter
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2006-10-13 14:41:00
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<div style='float:left;width:49%'>·<a href='100165492.htm'>17.2 资源</a></div><div style='float:right;width:49%'>·<a href='100165493.htm'>17.2.1 创建资源文件</a></div><div style='float:left;width:49%'>·<a href='100165494.htm'>17.2.2 ResGen</a></div><div style='float:right;width:49%'>·<a href='100165496.htm'>17.2.4 使用资源文件</a></div><div style='float:left;width:49%'>·<a href='100165497.htm'>17.2.5 System.Resources命名空间</a></div><div style='float:right;width:49%'>·<a href='100165498.htm'>17.3 使用Visual Studio .NET的本地化示例</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"><span lang="EN-US">17.2.3 ResourceWriter</span></h3>
<p class="MsoNormal"><span style="FONT-FAMILY: 宋体">除了使用</span><span lang="EN-US">resgen</span><span style="FONT-FAMILY: 宋体">工具创建资源文件外，还可以编写一个简单的程序。</span><span lang="EN-US">ResourceWriter</span><span style="FONT-FAMILY: 宋体">是</span><span lang="EN-US">System.Resources</span><span style="FONT-FAMILY: 宋体">命名空间的一个类，它也支持图形和其他可串行化的对象。</span></p>
<p class="MsoNormal"><span style="FONT-FAMILY: 宋体">下面的代码使用构造函数和文件名</span><span lang="EN-US">Demo.resources</span><span style="FONT-FAMILY: 宋体">创建一个</span><span lang="EN-US">ResourceWriter</span><span style="FONT-FAMILY: 宋体">对象</span><span lang="EN-US">rw</span><span style="FONT-FAMILY: 宋体">。在创建了一个实例后，使用</span><span lang="EN-US">ResourceWriter</span><span style="FONT-FAMILY: 宋体">类的</span><span lang="EN-US">AddResource()</span><span style="FONT-FAMILY: 宋体">方法可以添加至多</span><span lang="EN-US">2GB</span><span style="FONT-FAMILY: 宋体">的资源。</span><span lang="EN-US">AddResource()</span><span style="FONT-FAMILY: 宋体">的第一个参数指定资源名，第二个参数指定数值。可以使用</span><span lang="EN-US">Image</span><span style="FONT-FAMILY: 宋体">类的一个实例来添加图形资源。要使用</span><span lang="EN-US">Image</span><span style="FONT-FAMILY: 宋体">类，必须引用</span><span lang="EN-US">System.Drawing</span><span style="FONT-FAMILY: 宋体">程序集，还要添加</span><span lang="EN-US">using</span><span style="FONT-FAMILY: 宋体">指令，以打开命名空间</span><span lang="EN-US">System.Drawing</span><span style="FONT-FAMILY: 宋体">。</span></p>
<p class="MsoNormal"><span style="FONT-FAMILY: 宋体">下面打开文件</span><span lang="EN-US">logo.gif</span><span style="FONT-FAMILY: 宋体">，创建一个</span><span lang="EN-US">Image</span><span style="FONT-FAMILY: 宋体">对象。必须把图形复制到可执行文件的目录下，或者在</span><span lang="EN-US">Image.FromFile()</span><span style="FONT-FAMILY: 宋体">的方法参数中指定图形的完整路径。</span><span lang="EN-US">using</span><span style="FONT-FAMILY: 宋体">语句指定应在</span><span lang="EN-US">using</span><span style="FONT-FAMILY: 宋体">块的尾部自动释放图形资源。把其他简单的字符串资源添加到</span><span lang="EN-US">ResourceWriter</span><span style="FONT-FAMILY: 宋体">对象中。</span><span lang="EN-US">ResourceWriter</span><span style="FONT-FAMILY: 宋体; LETTER-SPACING: -0.1pt">类的</span><span lang="EN-US" style="LETTER-SPACING: -0.1pt">Close()</span><span style="FONT-FAMILY: 宋体; LETTER-SPACING: -0.1pt">方法会自动调用</span><span lang="EN-US" style="LETTER-SPACING: -0.1pt">ResourceWriter.Generate()</span><span style="FONT-FAMILY: 宋体; LETTER-SPACING: -0.1pt">，最后把资源写入文件</span><span lang="EN-US" style="LETTER-SPACING: -0.1pt">Demo.resources</span><span style="FONT-FAMILY: 宋体">中：</span></p>
<p class="2" style="MARGIN-TOP: 8.15pt; MARGIN-LEFT: 21.45pt; MARGIN-RIGHT: 0cm; FTEL: 18.45pt"><span lang="EN-US">using System;</span></p>
<p class="2" style="MARGIN-LEFT: 21.45pt; FTEL: 18.45pt"><span lang="EN-US">using System.Resources;</span></p>
<p class="2" style="MARGIN-LEFT: 21.45pt; FTEL: 18.45pt"><span lang="EN-US">using System.Drawing;</span></p>
<p class="2" style="MARGIN-LEFT: 21.45pt; FTEL: 18.45pt"><span lang="EN-US"> </span></p>
<p class="2" style="MARGIN-LEFT: 21.45pt; FTEL: 18.45pt"><span lang="EN-US">class Class1</span></p>
<p class="2" style="MARGIN-LEFT: 21.45pt; FTEL: 18.45pt"><span lang="EN-US">{</span></p>
<p class="2" style="MARGIN-LEFT: 21.45pt; FTEL: 18.45pt"><span lang="EN-US"> static void Main()</span></p>
<p class="2" style="MARGIN-LEFT: 21.45pt; FTEL: 18.45pt"><span lang="EN-US"> {</span></p>
<p class="2" style="MARGIN-LEFT: 21.45pt; FTEL: 18.45pt"><span lang="EN-US"> ResourceWriter rw = new ResourceWriter("Demo.resources");</span></p>
<p class="2" style="MARGIN-LEFT: 21.45pt; FTEL: 18.45pt"><span lang="EN-US"> using (Image image = Image.FromFile("logo.gif"))</span></p>
<p class="2" style="MARGIN-LEFT: 21.45pt; FTEL: 18.45pt"><span lang="EN-US"> {</span></p>
<p class="2" style="MARGIN-LEFT: 21.45pt; FTEL: 18.45pt"><span lang="EN-US"> rw.AddResource("WroxLogo", image);</span></p>
<p class="2" style="MARGIN-LEFT: 21.45pt; FTEL: 18.45pt"><span lang="EN-US"> rw.AddResource("Title", "Professional C#");</span></p>
<p class="2" style="MARGIN-LEFT: 21.45pt; FTEL: 18.45pt"><span lang="EN-US"> rw.AddResource("Chapter", "Localization ");</span></p>
<p class="2" style="MARGIN-LEFT: 21.45pt; FTEL: 18.45pt"><span lang="EN-US"> rw.AddResource("Author", "Christian Nagel");</span></p>
<p class="2" style="MARGIN-LEFT: 21.45pt; FTEL: 18.45pt"><span lang="EN-US"> rw.AddResource("Publisher", "Wrox Press");</span></p>
<p class="2" style="MARGIN-LEFT: 21.45pt; FTEL: 18.45pt"><span lang="EN-US"> rw.Close();</span></p>
<p class="2" style="MARGIN-LEFT: 21.45pt; FTEL: 18.45pt"><span lang="EN-US"> }</span></p>
<p class="2" style="MARGIN-LEFT: 21.45pt; FTEL: 18.45pt"><span lang="EN-US"> }</span></p>
<p class="2" style="MARGIN-TOP: 0cm; MARGIN-LEFT: 21.45pt; MARGIN-RIGHT: 0cm; FTEL: 18.45pt"><span lang="EN-US">}</span></p>
<p class="MsoNormal"><span style="FONT-FAMILY: 宋体; LETTER-SPACING: 0.1pt">启动这个小程序，创建资源文件</span><span lang="EN-US" style="LETTER-SPACING: 0.1pt">Demo.resources</span><span style="FONT-FAMILY: 宋体; LETTER-SPACING: 0.1pt">，这个文件将用于一个</span><span lang="EN-US" style="LETTER-SPACING: 0.1pt">Windows</span><span style="FONT-FAMILY: 宋体; LETTER-SPACING: 0.1pt">应用</span><span lang="EN-US" style="LETTER-SPACING: 0.1pt"> </span><span style="FONT-FAMILY: 宋体; LETTER-SPACING: 0.1pt">程序。</span></p></div>
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<div style='float:left;width:49%'>·<a href='100165492.htm'>17.2 资源</a></div><div style='float:right;width:49%'>·<a href='100165493.htm'>17.2.1 创建资源文件</a></div><div style='float:left;width:49%'>·<a href='100165494.htm'>17.2.2 ResGen</a></div><div style='float:right;width:49%'>·<a href='100165496.htm'>17.2.4 使用资源文件</a></div><div style='float:left;width:49%'>·<a href='100165497.htm'>17.2.5 System.Resources命名空间</a></div><div style='float:right;width:49%'>·<a href='100165498.htm'>17.3 使用Visual Studio .NET的本地化示例</a></div></div>
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