📄 c++ builder 程序设计实用教程 - 9_1_4 建立自己的剪贴板观察程序 - 张晋 - 17xie.htm
字号:
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 lang=EN-US>RichEdit</SPAN><SPAN
style="FONT-FAMILY: 楷体_GB2312; mso-ascii-font-family: 'Times New Roman'">控件和</SPAN><SPAN
lang=EN-US>Bitbtn</SPAN><SPAN
style="FONT-FAMILY: 楷体_GB2312; mso-ascii-font-family: 'Times New Roman'">控件放置的位置是重合的，且大小一样，用来分别显示文本和图像数据。为了让读者看清楚，我们特意将</SPAN><SPAN
lang=EN-US>Bitbtn</SPAN><SPAN
style="FONT-FAMILY: 楷体_GB2312; mso-ascii-font-family: 'Times New Roman'">控件调节的比</SPAN><SPAN
lang=EN-US>Richedit</SPAN><SPAN
style="FONT-FAMILY: 楷体_GB2312; mso-ascii-font-family: 'Times New Roman'">控件稍大，如图</SPAN><SPAN
lang=EN-US>9-1</SPAN><SPAN
style="FONT-FAMILY: 楷体_GB2312; mso-ascii-font-family: 'Times New Roman'">所示。</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'">各个控件的功能将在后面分别加以介绍。</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'">添加控件后的窗体如图</SPAN><SPAN
lang=EN-US>9-1</SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">所示。</SPAN></P>
<P class=a><SPAN lang=EN-US><IMG height=189
src="C++ Builder 程序设计实用教程 - 9_1_4 建立自己的剪贴板观察程序 - 张晋 - 17xie.files/db0103ad36.jpg"
width=237 v:shapes="_x0000_i1025"></SPAN></P>
<P class=MsoCaption><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">图</SPAN><SPAN
lang=EN-US>9-1<SPAN style="mso-spacerun: yes"> </SPAN></SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">添加控件后的窗体</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'">在上面所添加的各种控件中，在功能上可以分为两类：显示类和操作类。</SPAN></P>
<P class=MsoNormalIndent
style="MARGIN-LEFT: 42.5pt; TEXT-INDENT: -21.25pt; mso-list: l1 level1 lfo2; tab-stops: list 21.25pt"><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'">所谓显示类控件，即是指在窗体上</SPAN><SPAN
lang=EN-US>RichEdit</SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">控件，它的作用是在程序运行的过程中显示剪贴板上的数据；</SPAN></P>
<P class=MsoNormalIndent
style="MARGIN-LEFT: 42.5pt; TEXT-INDENT: -21.25pt; mso-list: l1 level1 lfo2; tab-stops: list 21.25pt"><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'">所谓的操作类控件指的是窗体上的按钮控件和对话框控件，它们将要完成对文件的各种操作。</SPAN></P>
<P class=MsoNormalIndent style="MARGIN-LEFT: 21pt; TEXT-INDENT: 0cm"><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">添加到窗体上各个控件的属性设置如下所示：</SPAN></P>
<P class=a3><SPAN lang=EN-US style="FONT-FAMILY: 'Times New Roman'"><SPAN
style="mso-spacerun: yes"> </SPAN>object Button1:
TButton<o:p></o:p></SPAN></P>
<P class=a3><SPAN lang=EN-US style="FONT-FAMILY: 'Times New Roman'"><SPAN
style="mso-spacerun: yes"> </SPAN>Left =
312<o:p></o:p></SPAN></P>
<P class=a3><SPAN lang=EN-US style="FONT-FAMILY: 'Times New Roman'"><SPAN
style="mso-spacerun: yes"> </SPAN>Top =
120<o:p></o:p></SPAN></P>
<P class=a3><SPAN lang=EN-US style="FONT-FAMILY: 'Times New Roman'"><SPAN
style="mso-spacerun: yes"> </SPAN>Width =
97<o:p></o:p></SPAN></P>
<P class=a3><SPAN lang=EN-US style="FONT-FAMILY: 'Times New Roman'"><SPAN
style="mso-spacerun: yes"> </SPAN>Height =
33<o:p></o:p></SPAN></P>
<P class=a3><SPAN lang=EN-US style="FONT-FAMILY: 'Times New Roman'"><SPAN
style="mso-spacerun: yes"> </SPAN>Caption = '</SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">查看剪贴板</SPAN><SPAN
lang=EN-US style="FONT-FAMILY: 'Times New Roman'">'<o:p></o:p></SPAN></P>
<P class=a3><SPAN lang=EN-US style="FONT-FAMILY: 'Times New Roman'"><SPAN
style="mso-spacerun: yes"> </SPAN>TabOrder =
0<o:p></o:p></SPAN></P>
<P class=a3><SPAN lang=EN-US style="FONT-FAMILY: 'Times New Roman'"><SPAN
style="mso-spacerun: yes"> </SPAN>OnClick =
Button1Click<o:p></o:p></SPAN></P>
<P class=a3><SPAN lang=EN-US style="FONT-FAMILY: 'Times New Roman'"><SPAN
style="mso-spacerun: yes"> </SPAN>end<o:p></o:p></SPAN></P>
<P class=a3><SPAN lang=EN-US style="FONT-FAMILY: 'Times New Roman'"><SPAN
style="mso-spacerun: yes"> </SPAN>object Button2:
TButton<o:p></o:p></SPAN></P>
<P class=a3><SPAN lang=EN-US style="FONT-FAMILY: 'Times New Roman'"><SPAN
style="mso-spacerun: yes"> </SPAN>Left =
312<o:p></o:p></SPAN></P>
<P class=a3><SPAN lang=EN-US style="FONT-FAMILY: 'Times New Roman'"><SPAN
style="mso-spacerun: yes"> </SPAN>Top =
48<o:p></o:p></SPAN></P>
<P class=a3><SPAN lang=EN-US style="FONT-FAMILY: 'Times New Roman'"><SPAN
style="mso-spacerun: yes"> </SPAN>Width =
97<o:p></o:p></SPAN></P>
<P class=a3><SPAN lang=EN-US style="FONT-FAMILY: 'Times New Roman'"><SPAN
style="mso-spacerun: yes"> </SPAN>Height =
33<o:p></o:p></SPAN></P>
<P class=a3><SPAN lang=EN-US style="FONT-FAMILY: 'Times New Roman'"><SPAN
style="mso-spacerun: yes"> </SPAN>Caption = '</SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">拷贝数据</SPAN><SPAN
lang=EN-US style="FONT-FAMILY: 'Times New Roman'">'<o:p></o:p></SPAN></P>
<P class=a3><SPAN lang=EN-US style="FONT-FAMILY: 'Times New Roman'"><SPAN
style="mso-spacerun: yes"> </SPAN>TabOrder =
1<o:p></o:p></SPAN></P>
<P class=a3><SPAN lang=EN-US style="FONT-FAMILY: 'Times New Roman'"><SPAN
style="mso-spacerun: yes"> </SPAN>OnClick =
Button2Click<o:p></o:p></SPAN></P>
<P class=a3><SPAN lang=EN-US style="FONT-FAMILY: 'Times New Roman'"><SPAN
style="mso-spacerun: yes"> </SPAN>end<o:p></o:p></SPAN></P>
<P class=a3><SPAN lang=EN-US style="FONT-FAMILY: 'Times New Roman'"><SPAN
style="mso-spacerun: yes"> </SPAN>object Button3:
TButton<o:p></o:p></SPAN></P>
<P class=a3><SPAN lang=EN-US style="FONT-FAMILY: 'Times New Roman'"><SPAN
style="mso-spacerun: yes"> </SPAN>Left =
48<o:p></o:p></SPAN></P>
<P class=a3><SPAN lang=EN-US style="FONT-FAMILY: 'Times New Roman'"><SPAN
style="mso-spacerun: yes"> </SPAN>Top =
264<o:p></o:p></SPAN></P>
<P class=a3><SPAN lang=EN-US style="FONT-FAMILY: 'Times New Roman'"><SPAN
style="mso-spacerun: yes"> </SPAN>Width =
97<o:p></o:p></SPAN></P>
<P class=a3><SPAN lang=EN-US style="FONT-FAMILY: 'Times New Roman'"><SPAN
style="mso-spacerun: yes"> </SPAN>Height =
33<o:p></o:p></SPAN></P>
<P class=a3><SPAN lang=EN-US style="FONT-FAMILY: 'Times New Roman'"><SPAN
style="mso-spacerun: yes"> </SPAN>Caption = '</SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">打开文本</SPAN><SPAN
lang=EN-US style="FONT-FAMILY: 'Times New Roman'">'<o:p></o:p></SPAN></P>
<P class=a3><SPAN lang=EN-US style="FONT-FAMILY: 'Times New Roman'"><SPAN
style="mso-spacerun: yes"> </SPAN>TabOrder =
2<o:p></o:p></SPAN></P>
<P class=a3><SPAN lang=EN-US style="FONT-FAMILY: 'Times New Roman'"><SPAN
style="mso-spacerun: yes"> </SPAN>OnClick =
Button3Click<o:p></o:p></SPAN></P>
<P class=a3><SPAN lang=EN-US style="FONT-FAMILY: 'Times New Roman'"><SPAN
style="mso-spacerun: yes"> </SPAN>end<o:p></o:p></SPAN></P>
<P class=a3><SPAN lang=EN-US style="FONT-FAMILY: 'Times New Roman'"><SPAN
style="mso-spacerun: yes"> </SPAN>object Button4:
TButton<o:p></o:p></SPAN></P>
<P class=a3><SPAN lang=EN-US style="FONT-FAMILY: 'Times New Roman'"><SPAN
style="mso-spacerun: yes"> </SPAN>Left =
176<o:p></o:p></SPAN></P>
<P class=a3><SPAN lang=EN-US style="FONT-FAMILY: 'Times New Roman'"><SPAN
style="mso-spacerun: yes"> </SPAN>Top =
264<o:p></o:p></SPAN></P>
<P class=a3><SPAN lang=EN-US style="FONT-FAMILY: 'Times New Roman'"><SPAN
style="mso-spacerun: yes"> </SPAN><SPAN
style="mso-spacerun: yes"> </SPAN>Width = 97<o:p></o:p></SPAN></P>
<P class=a3><SPAN lang=EN-US style="FONT-FAMILY: 'Times New Roman'"><SPAN
style="mso-spacerun: yes"> </SPAN>Height =
33<o:p></o:p></SPAN></P>
<P class=a3><SPAN lang=EN-US style="FONT-FAMILY: 'Times New Roman'"><SPAN
style="mso-spacerun: yes"> </SPAN>Caption = '</SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">打开图像</SPAN><SPAN
lang=EN-US style="FONT-FAMILY: 'Times New Roman'">'<o:p></o:p></SPAN></P>
<P class=a3><SPAN lang=EN-US style="FONT-FAMILY: 'Times New Roman'"><SPAN
style="mso-spacerun: yes"> </SPAN>TabOrder =
3<o:p></o:p></SPAN></P>
<P class=a3><SPAN lang=EN-US style="FONT-FAMILY: 'Times New Roman'"><SPAN
style="mso-spacerun: yes"> </SPAN>OnClick =
Button4Click<o:p></o:p></SPAN></P>
<P class=a3><SPAN lang=EN-US style="FONT-FAMILY: 'Times New Roman'"><SPAN
style="mso-spacerun: yes"> </SPAN>end<o:p></o:p></SPAN></P>
<P class=a3><SPAN lang=EN-US style="FONT-FAMILY: 'Times New Roman'"><SPAN
style="mso-spacerun: yes"> </SPAN>object Button5:
TButton<o:p></o:p></SPAN></P>
<P class=a3><SPAN lang=EN-US style="FONT-FAMILY: 'Times New Roman'"><SPAN
style="mso-spacerun: yes"> </SPAN>Left =
312<o:p></o:p></SPAN></P>
<P class=a3><SPAN lang=EN-US style="FONT-FAMILY: 'Times New Roman'"><SPAN
style="mso-spacerun: yes"> </SPAN>Top =
192<o:p></o:p></SPAN></P>
<P class=a3><SPAN lang=EN-US style="FONT-FAMILY: 'Times New Roman'"><SPAN
style="mso-spacerun: yes"> </SPAN>Width =
97<o:p></o:p></SPAN></P>
<P class=a3><SPAN lang=EN-US style="FONT-FAMILY: 'Times New Roman'"><SPAN
style="mso-spacerun: yes"> </SPAN>Height =
33<o:p></o:p></SPAN></P>
<P class=a3><SPAN lang=EN-US style="FONT-FAMILY: 'Times New Roman'"><SPAN
style="mso-spacerun: yes"> </SPAN>Caption = '</SPAN><SPAN
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