📄 c++ builder 程序设计实用教程 - 3_1_2 标准对话框控件的应用 - 张晋 - 17xie.htm
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<H3><A name=_Toc502915223></A><A name=_Toc499459651></A><A
name=_Toc496446571></A><A name=_Toc496438699></A><st1:chsdate Year="1899"
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lang=EN-US>3.1.2</SPAN></SPAN></SPAN></SPAN></SPAN></st1:chsdate><SPAN
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style="FONT-FAMILY: 黑体; mso-ascii-font-family: 'Times New Roman'">标准对话框控件的应用</SPAN></SPAN></SPAN></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'">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'">中为了方便用户的开发工作，提供了</SPAN><SPAN
lang=EN-US>10</SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">种标准的对话框控件——打开文件对话框、存储文件对话框、打开图片对话框、存储文件对话框、打印对话框、打印设置对话框、字体设置对话框、颜色设置对话框、查找对话框和替换对话框。</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'">以上这十种标准对话框的属性和用法在这里就不多加叙述了，下面通过一个示例程序来说明打开文件对话框、字体设置对话框和颜色设置对话框的使用方法和各自所能够实现的功能。</SPAN></P>
<P class=a0><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">注意：</SPAN></P>
<P class=a1><SPAN lang=EN-US
style="FONT-FAMILY: Wingdings; mso-fareast-font-family: Wingdings; mso-bidi-font-family: Wingdings"><SPAN
style="mso-list: Ignore">@<SPAN
style="FONT: 7pt 'Times New Roman'">
</SPAN></SPAN></SPAN><SPAN
style="FONT-FAMILY: 楷体_GB2312; mso-ascii-font-family: 'Times New Roman'">在下面的这个示例程序中，用户在程序的运行过程中，可以有选择的打开一个以</SPAN><SPAN
lang=EN-US>*.txt</SPAN><SPAN
style="FONT-FAMILY: 楷体_GB2312; mso-ascii-font-family: 'Times New Roman'">为文件后缀的文本文件，并且在程序的运行过程中，还可以改变文本的显示形式，如字体和颜色的设置等。</SPAN></P>
<H4><SPAN lang=EN-US>1</SPAN><SPAN
style="FONT-FAMILY: 楷体_GB2312; mso-ascii-font-family: 'Times New Roman'">．开始工作</SPAN></H4>
<P class=MsoNormalIndent><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">首先启动一个新的项目，选择菜单</SPAN><SPAN
lang=EN-US>File</SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">中的</SPAN><SPAN
lang=EN-US>New Application</SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">项，在</SPAN><SPAN
lang=EN-US>CBuilder 5</SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">的集成开发环境中就会弹出一个新建的窗体，在组件工具栏上选择</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'">选项后，在</SPAN><SPAN
lang=EN-US>Memo</SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">组件的图标上双击鼠标的左键，这时空白的窗体上就会出现一个</SPAN><SPAN
lang=EN-US>Memo</SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">组件。</SPAN></P>
<P class=MsoNormalIndent><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">接着向窗体上添加</SPAN><SPAN
lang=EN-US>4</SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">个</SPAN><SPAN
lang=EN-US>Button</SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">组件、一个</SPAN><SPAN
lang=EN-US>OpenDialog</SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">组件、一个</SPAN><SPAN
lang=EN-US>SaveDialog</SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">组件、一个</SPAN><SPAN
lang=EN-US>FontDialog</SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">组件和一个</SPAN><SPAN
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