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<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"> // modify this line to retrieve details of any</span></p>
<p class="2" style="MARGIN-LEFT: 21.45pt; FTEL: 18.45pt"><span lang="EN-US"> // other data type</span></p>
<p class="2" style="MARGIN-LEFT: 21.45pt; FTEL: 18.45pt"><span lang="EN-US"> Type t = typeof(double);</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"> AnalyzeType(t);</span></p>
<p class="2" style="MARGIN-LEFT: 21.45pt; FTEL: 18.45pt"><span lang="EN-US"> MessageBox.Show(OutputText.ToString(), "Analysis of type "</span></p>
<p class="2" style="MARGIN-LEFT: 21.45pt; FTEL: 18.45pt"><span lang="EN-US"> + t.Name);</span></p>
<p class="2" style="MARGIN-LEFT: 21.45pt; FTEL: 18.45pt"><span lang="EN-US"> Console.ReadLine();</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 lang="EN-US">Main()</span><span style="FONT-FAMILY: 宋体">方法的实现是首先声明一个</span><span lang="EN-US">Type</span><span style="FONT-FAMILY: 宋体">对象，表示我们选择的数据类型，再调用方法</span><span lang="EN-US">AnalyzeType()</span><span style="FONT-FAMILY: 宋体">，从</span><span lang="EN-US">Type</span><span style="FONT-FAMILY: 宋体">对象中提取信息，并使用该信息建立输出文本。最后在信息框中显示输出。使用</span><span lang="EN-US">MessageBox</span><span style="FONT-FAMILY: 宋体">类是非常直观的：只调用其静态方法</span><span lang="EN-US">Show()</span><span style="FONT-FAMILY: 宋体">，给它传递两个字符串，分别为信息框中的文本和标题。这些都由</span><span lang="EN-US">AnalyzeType()</span><span style="FONT-FAMILY: 宋体">来完成：</span></p>
<p class="2" style="MARGIN-TOP: 8.15pt; MARGIN-LEFT: 21.45pt; MARGIN-RIGHT: 0cm; FTEL: 18.45pt"><span lang="EN-US"> static void AnalyzeType(Type t)</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"> AddToOutput("Type Name: " + t.Name);</span></p>
<p class="2" style="MARGIN-LEFT: 21.45pt; FTEL: 18.45pt"><span lang="EN-US"> AddToOutput("Full Name: " + t.FullName);</span></p>
<p class="2" style="MARGIN-LEFT: 21.45pt; FTEL: 18.45pt"><span lang="EN-US"> AddToOutput("Namespace: " + t.Namespace);</span></p>
<p class="2" style="MARGIN-LEFT: 21.45pt; FTEL: 18.45pt"><span lang="EN-US"> Type tBase = t.BaseType;</span></p>
<p class="2" style="MARGIN-LEFT: 21.45pt; FTEL: 18.45pt"><span lang="EN-US"> if (tBase != null)</span></p>
<p class="2" style="MARGIN-LEFT: 21.45pt; FTEL: 18.45pt"><span lang="EN-US"> AddToOutput("Base Type:" + tBase.Name);</span></p>
<p class="2" style="MARGIN-LEFT: 21.45pt; FTEL: 18.45pt"><span lang="EN-US"> Type tUnderlyingSystem = t.UnderlyingSystemType;</span></p>
<p class="2" style="MARGIN-LEFT: 21.45pt; FTEL: 18.45pt"><span lang="EN-US"> if (tUnderlyingSystem != null)</span></p>
<p class="2" style="MARGIN-LEFT: 21.45pt; FTEL: 18.45pt"><span lang="EN-US"> AddToOutput("UnderlyingSystem Type:" + tUnderlyingSystem.Name);</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"> AddToOutput("\nPUBLIC MEMBERS:");</span></p>
<p class="2" style="MARGIN-LEFT: 21.45pt; FTEL: 18.45pt"><span lang="EN-US"> MemberInfo [] Members = t.GetMembers();</span></p>
<p class="2" style="MARGIN-LEFT: 21.45pt; FTEL: 18.45pt"><span lang="EN-US"> foreach (MemberInfo NextMember in Members)</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"> AddToOutput(NextMember.DeclaringType + " " +</span></p>
<p class="2" style="MARGIN-LEFT: 21.45pt; FTEL: 18.45pt"><span lang="EN-US"> NextMember.MemberType + " " + NextMember.Name);</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">执行这个方法，仅需调用</span><span lang="EN-US">Type</span><span style="FONT-FAMILY: 宋体">对象的各种属性，就可以获得我们需要涉及的名称的信息，再调用</span><span lang="EN-US">GetMembers()</span><span style="FONT-FAMILY: 宋体">方法，获得一个</span><span lang="EN-US">MemberInfo</span><span style="FONT-FAMILY: 宋体">对象数组，该数组用于显示每个方法的信息。注意这里使用了一个辅助方法</span><span lang="EN-US">AddToOutput()</span><span style="FONT-FAMILY: 宋体">，该方法创建要在信息框中显示的文本：</span></p>
<p class="2" style="MARGIN-TOP: 8.15pt; MARGIN-LEFT: 21.45pt; MARGIN-RIGHT: 0cm; FTEL: 18.45pt"><a ftel="_Toc507815082"><span lang="EN-US"> static void AddToOutput(string Text)</span></a></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"> OutputText.Append("\n" + Text);</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">使用下面的命令编译</span><span lang="EN-US">TypeView</span><span style="FONT-FAMILY: 宋体">程序集：</span></p>
<p class="2" style="MARGIN-TOP: 8.15pt; BACKGROUND: none transparent scroll repeat 0% 0%; MARGIN-LEFT: 21.45pt; MARGIN-RIGHT: 0cm; FTEL: 18.45pt"><strong><span lang="EN-US">csc /reference:System.Windows.Forms.dll TypeView.cs</span></strong></p></div>
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<h1 id="divCurrentNode2" style="color: #b83507; width: 100%; text-align: left; font-size: 12px; padding-left: 2px">当前章节:<a href='100165369.htm'><font color='red'>10.2.2 TypeView示例</font></a></h1>
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<div style='float:left;width:49%'>·<a href='100165366.htm'>10.1.2 定制特性示例WhatsNewAttributes</a></div><div style='float:right;width:49%'>·<a href='100165367.htm'>10.2 反射</a></div><div style='float:left;width:49%'>·<a href='100165368.htm'>10.2.1 System.Type类</a></div><div style='float:right;width:49%'>·<a href='100165370.htm'>10.2.3 Assembly类</a></div><div style='float:left;width:49%'>·<a href='100165371.htm'>10.2.4 完成WhatsNewAttributes示例</a></div><div style='float:right;width:49%'>·<a href='100165372.htm'>10.3 小结</a></div></div>
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