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<H3><A name=_Toc502915225></A><A name=_Toc499459646></A><A
name=_Toc496446566></A><A name=_Toc496438694></A><st1:chsdate Year="1899"
Month="12" Day="30" IsLunarDate="False" IsROCDate="False" w:st="on"><SPAN
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style="mso-bookmark: _Toc502915225"><SPAN
lang=EN-US>3.2.1</SPAN></SPAN></SPAN></SPAN></SPAN></st1:chsdate><SPAN
style="mso-bookmark: _Toc496438694"><SPAN
style="mso-bookmark: _Toc496446566"><SPAN
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style="mso-spacerun: yes"> </SPAN></SPAN></SPAN></SPAN></SPAN></SPAN><SPAN
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style="mso-bookmark: _Toc496446566"><SPAN
style="mso-bookmark: _Toc499459646"><SPAN
style="mso-bookmark: _Toc502915225"><SPAN
style="FONT-FAMILY: 黑体; mso-ascii-font-family: 'Times New Roman'">菜单</SPAN></SPAN></SPAN></SPAN></SPAN><SPAN
style="mso-bookmark: _Toc502915225"><SPAN
style="FONT-FAMILY: 黑体; mso-ascii-font-family: 'Times New Roman'">及其概述</SPAN></SPAN></H3>
<P class=MsoNormal><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">主菜单设计器位于</SPAN><SPAN
lang=EN-US>CBuilder</SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">控件工具栏中</SPAN><SPAN
lang=EN-US>Standard</SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">选项下的第二项，它的主要功能是设计系统菜单，或者叫做下拉式菜单。</SPAN></P>
<H4><SPAN lang=EN-US>1</SPAN><SPAN
style="FONT-FAMILY: 楷体_GB2312; mso-ascii-font-family: 'Times New Roman'">．创建菜单项</SPAN></H4>
<P class=MsoNormal><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">下面将会通过一个示例来说明如何在</SPAN><SPAN
lang=EN-US>CBuilder</SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">中创建一个菜单项，在这个菜单项中，有一个主菜单，而这个主菜单又由五个子菜单项组成，但是它们目前还不能够实现任何功能，具体的步骤如下：</SPAN></P>
<H4><SPAN lang=EN-US>2</SPAN><SPAN
style="FONT-FAMILY: 楷体_GB2312; mso-ascii-font-family: 'Times New Roman'">．添加控件</SPAN></H4>
<P class=MsoNormal><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">按照前面的方法新建立一个程序项目（</SPAN><SPAN
lang=EN-US>Application Project</SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">），首先从控件工具栏上选择</SPAN><SPAN
lang=EN-US>MainMenu</SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">（主菜单设计器），然后把它添加到空白的窗体上，在实际的操作过程中，可以通过两种方法向窗体上添加“主菜单设计器”：</SPAN></P>
<P class=MsoNormalIndent
style="MARGIN-LEFT: 42.5pt; TEXT-INDENT: -21.25pt; tab-stops: list 21.25pt; mso-list: l1 level1 lfo1"><SPAN
lang=EN-US
style="FONT-FAMILY: Wingdings; mso-fareast-font-family: Wingdings; mso-bidi-font-family: Wingdings"><SPAN
style="mso-list: Ignore">n<SPAN
style="FONT: 7pt 'Times New Roman'">
</SPAN></SPAN></SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">在控件工具栏上单击鼠标的左键，然后把鼠标移动到空白的窗体上，按下的同时移动鼠标，在窗体上就会绘制出一个“主菜单设计器”；</SPAN></P>
<P class=MsoNormalIndent
style="MARGIN-LEFT: 42.5pt; TEXT-INDENT: -21.25pt; tab-stops: list 21.25pt; mso-list: l1 level1 lfo1"><SPAN
lang=EN-US
style="FONT-FAMILY: Wingdings; mso-fareast-font-family: Wingdings; mso-bidi-font-family: Wingdings"><SPAN
style="mso-list: Ignore">n<SPAN
style="FONT: 7pt 'Times New Roman'">
</SPAN></SPAN></SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">在控件工具栏上用鼠标的左键双击“主菜单设计器”的图标，系统就会自动的在空白的窗体上放置一个“主菜单设计器”，但是这样做通常需要用户手动的调节控件的位置。</SPAN></P>
<P class=MsoNormal><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">如图</SPAN><SPAN
lang=EN-US>3-15</SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">所示即为放置了一个“主菜单设计器”的窗体。</SPAN></P>
<P class=a><SPAN lang=EN-US><IMG height=217
src="C++ Builder 程序设计实用教程 - 3_2_1 菜单及其概述 - 张晋 - 17xie.files/05982b78ab.jpg"
width=315 v:shapes="_x0000_i1025"></SPAN></P>
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