📄 c++ builder 程序设计实用教程 - 6_1 普通文档窗体设计 - 张晋 - 17xie.htm
字号:
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">、</SPAN><SPAN
class=SpellE><SPAN lang=EN-US>TwindowMinimizeAll</SPAN></SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">和</SPAN><SPAN
class=SpellE><SPAN lang=EN-US>TWindowArrange</SPAN></SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">等。</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'">在程序设计的过程中,用户可以随时的向当前的应用程序中添加一些标准操作。</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'">在本示例程序的设计过程中,用鼠标双击窗体上的</SPAN><SPAN
class=SpellE><SPAN lang=EN-US>ActionList</SPAN></SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">控件,在窗体上就会弹出一个如图</SPAN><SPAN
lang=EN-US>6-4</SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">所示的对话框。</SPAN></P>
<P class=a><SPAN lang=EN-US><IMG height=219
src="C++ Builder 程序设计实用教程 - 6_1 普通文档窗体设计 - 张晋 - 17xie.files/43f02313fe.jpg"
width=276 v:shapes="_x0000_i1028"></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>6-4<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'">添加标准操作</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'">单击工具栏上</SPAN><SPAN
lang=EN-US>New Action</SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">选项右侧的下三角,就会弹出一个</SPAN><SPAN
lang=EN-US>New Standard Action</SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">选项,单击这个选项,在窗体上就会弹出一个显示所有标准操作的对话框,在其中添加</SPAN><SPAN
class=SpellE><SPAN lang=EN-US>TEditCut</SPAN></SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">、</SPAN><SPAN
class=SpellE><SPAN lang=EN-US>TEditCopy</SPAN></SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">和</SPAN><SPAN
class=SpellE><SPAN lang=EN-US>TEditPaste</SPAN></SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">三个标准操作,并且添加</SPAN><SPAN
class=SpellE><SPAN lang=EN-US>FileNew</SPAN></SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">、</SPAN><SPAN
class=SpellE><SPAN lang=EN-US>FileOpen</SPAN></SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">和</SPAN><SPAN
class=SpellE><SPAN lang=EN-US>FileSave</SPAN></SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">三个用户自定义的操作。</SPAN></P>
<P class=MsoNormalIndent><SPAN class=SpellE><SPAN
lang=EN-US>TEditCut</SPAN></SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">、</SPAN><SPAN
class=SpellE><SPAN lang=EN-US>TEditCopy</SPAN></SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">和</SPAN><SPAN
class=SpellE><SPAN lang=EN-US>TEditPaste</SPAN></SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">三个标准操作的响应代码已经封装在</SPAN><SPAN
class=SpellE><SPAN lang=EN-US>ActionList</SPAN></SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">控件中,不需要用户自己编写,但是</SPAN><SPAN
class=SpellE><SPAN lang=EN-US>FileNew</SPAN></SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">、</SPAN><SPAN
class=SpellE><SPAN lang=EN-US>FileOpen</SPAN></SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">和</SPAN><SPAN
class=SpellE><SPAN lang=EN-US>FileSave</SPAN></SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">三个操作的响应代码却需要用户自己添加,如下所示:</SPAN></P>
<P class=a1><SPAN class=GramE><SPAN lang=EN-US
style="FONT-FAMILY: 'Times New Roman'">void</SPAN></SPAN><SPAN lang=EN-US
style="FONT-FAMILY: 'Times New Roman'"> __<SPAN class=SpellE>fastcall</SPAN>
TForm1::FileNew1Execute(<SPAN class=SpellE>TObject</SPAN>
*Sender)<o:p></o:p></SPAN></P>
<P class=a1><SPAN lang=EN-US
style="FONT-FAMILY: 'Times New Roman'">{<o:p></o:p></SPAN></P>
<P class=a1><SPAN lang=EN-US
style="FONT-FAMILY: 'Times New Roman'">Form1->Memo1-><SPAN
class=GramE>Clear(</SPAN>);<o:p></o:p></SPAN></P>
<P class=a1><SPAN lang=EN-US
style="FONT-FAMILY: 'Times New Roman'">//</SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">清除文本框中的内容</SPAN><SPAN
lang=EN-US style="FONT-FAMILY: 'Times New Roman'"><o:p></o:p></SPAN></P>
<P class=a1><SPAN lang=EN-US
style="FONT-FAMILY: 'Times New Roman'">}<o:p></o:p></SPAN></P>
<P class=a1><SPAN lang=EN-US
style="FONT-FAMILY: 'Times New Roman'">//-----------------------------------------------------------------------<o:p></o:p></SPAN></P>
<P class=a1><SPAN lang=EN-US
style="FONT-FAMILY: 'Times New Roman'"><o:p> </o:p></SPAN></P>
<P class=a1><SPAN class=GramE><SPAN lang=EN-US
style="FONT-FAMILY: 'Times New Roman'">void</SPAN></SPAN><SPAN lang=EN-US
style="FONT-FAMILY: 'Times New Roman'"> __<SPAN class=SpellE>fastcall</SPAN>
TForm1::FileOpen1Execute(<SPAN class=SpellE>TObject</SPAN>
*Sender)<o:p></o:p></SPAN></P>
<P class=a1><SPAN lang=EN-US
style="FONT-FAMILY: 'Times New Roman'">{<o:p></o:p></SPAN></P>
<P class=a1><SPAN lang=EN-US
style="FONT-FAMILY: 'Times New Roman'">Form1-><SPAN
class=SpellE>OpenDialog</SPAN>->Title="</SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">请选择一个文本文件</SPAN><SPAN
lang=EN-US style="FONT-FAMILY: 'Times New Roman'">:";<o:p></o:p></SPAN></P>
<P class=a1><SPAN lang=EN-US
style="FONT-FAMILY: 'Times New Roman'">//</SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">设置对话框标题</SPAN><SPAN
lang=EN-US style="FONT-FAMILY: 'Times New Roman'"><o:p></o:p></SPAN></P>
<P class=a1><SPAN lang=EN-US
style="FONT-FAMILY: 'Times New Roman'">Form1-><SPAN
class=SpellE>OpenDialog</SPAN>-><SPAN
class=SpellE>InitialDir</SPAN>="c:\\pwin98";<o:p></o:p></SPAN></P>
<P class=a1><SPAN lang=EN-US
style="FONT-FAMILY: 'Times New Roman'">//</SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">设置对话框缺省标题</SPAN><SPAN
lang=EN-US style="FONT-FAMILY: 'Times New Roman'"><o:p></o:p></SPAN></P>
<P class=a1><SPAN lang=EN-US
style="FONT-FAMILY: 'Times New Roman'">Form1-><SPAN
class=SpellE>OpenDialog</SPAN>->Filter="All <SPAN
class=GramE>files(</SPAN>*.*)|*.*|Text
files(*.txt)|*.txt";<o:p></o:p></SPAN></P>
<P class=a1><SPAN lang=EN-US
style="FONT-FAMILY: 'Times New Roman'">//</SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">设置文件过滤器</SPAN><SPAN
lang=EN-US style="FONT-FAMILY: 'Times New Roman'"><o:p></o:p></SPAN></P>
<P class=a1><SPAN lang=EN-US style="FONT-FAMILY: 'Times New Roman'"><SPAN
style="mso-spacerun: yes"> </SPAN><SPAN class=GramE>if</SPAN> (<SPAN
class=SpellE>OpenDialog</SPAN>->Execute())<o:p></o:p></SPAN></P>
<P class=a1><SPAN lang=EN-US style="FONT-FAMILY: 'Times New Roman'"><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'">显示一个对话框</SPAN><SPAN
lang=EN-US style="FONT-FAMILY: 'Times New Roman'"><o:p></o:p></SPAN></P>
<P class=a1><SPAN lang=EN-US style="FONT-FAMILY: 'Times New Roman'"><SPAN
style="mso-spacerun: yes">
</SPAN>{<o:p></o:p></SPAN></P>
<P class=a1><SPAN lang=EN-US style="FONT-FAMILY: 'Times New Roman'"><SPAN
style="mso-spacerun: yes">
</SPAN>Form1->Memo1->Lines-><SPAN class=SpellE><SPAN
class=GramE>LoadFromFile</SPAN></SPAN><SPAN class=GramE>(</SPAN>Form1-><SPAN
class=SpellE>OpenDialog</SPAN>-><SPAN
class=SpellE>FileName</SPAN>);<o:p></o:p></SPAN></P>
<P class=a1><SPAN lang=EN-US style="FONT-FAMILY: 'Times New Roman'"><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'">显示指定文件的内容</SPAN><SPAN
lang=EN-US style="FONT-FAMILY: 'Times New Roman'"><o:p></o:p></SPAN></P>
<P class=a1><SPAN lang=EN-US style="FONT-FAMILY: 'Times New Roman'"><SPAN
style="mso-spacerun: yes">
</SPAN>}<o:p></o:p></SPAN></P>
<P class=a1><SPAN lang=EN-US
style="FONT-FAMILY: 'Times New Roman'">}<o:p></o:p></SPAN></P>
<P class=a1><SPAN lang=EN-US
style="FONT-FAMILY: 'Times New Roman'">//-----------------------------------------------------------------------<o:p></o:p></SPAN></P>
<P class=a1><SPAN lang=EN-US
style="FONT-FAMILY: 'Times New Roman'"><o:p> </o:p></SPAN></P>
<P class=a1><SPAN class=GramE><SPAN lang=EN-US
style="FONT-FAMILY: 'Times New Roman'">void</SPAN></SPAN><SPAN lang=EN-US
style="FONT-FAMILY: 'Times New Roman'"> __<SPAN class=SpellE>fastcall</SPAN>
TForm1::FileSave1Execute(<SPAN class=SpellE>TObject</SPAN>
*Sender)<o:p></o:p></SPAN></P>
<P class=a1><SPAN lang=EN-US
style="FONT-FAMILY: 'Times New Roman'">{<o:p></o:p></SPAN></P>
<P class=a1><SPAN lang=EN-US
style="FONT-FAMILY: 'Times New Roman'">Form1-><SPAN
class=SpellE>SaveDialog</SPAN>->Title="</SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">请选择一个文本文件</SPAN><SPAN
lang=EN-US style="FONT-FAMILY: 'Times New Roman'">:";<o:p></o:p></SPAN></P>
<P class=a1><SPAN lang=EN-US
style="FONT-FAMILY: 'Times New Roman'">//</SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">设置对话框标题</SPAN><SPAN
lang=EN-US style="FONT-FAMILY: 'Times New Roman'"><o:p></o:p></SPAN></P>
<P class=a1><SPAN lang=EN-US
style="FONT-FAMILY: 'Times New Roman'">Form1-><SPAN
class=SpellE>SaveDialog</SPAN>-><SPAN
class=SpellE>InitialDir</SPAN>="c:\\pwin98";<o:p></o:p></SPAN></P>
<P class=a1><SPAN lang=EN-US
style="FONT-FAMILY: 'Times New Roman'">//</SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">设置对话框缺省标题</SPAN><SPAN
lang=EN-US style="FONT-FAMILY: 'Times New Roman'"><o:p></o:p></SPAN></P>
<P class=a1><SPAN lang=EN-US
style="FONT-FAMILY: 'Times New Roman'">Form1-><SPAN
class=SpellE>SaveDialog</SPAN>->Filter="All <SPAN
class=GramE>files(</SPAN>*.*)|*.*|Text
files(*.txt)|*.txt";<o:p></o:p></SPAN></P>
<P class=a1><SPAN lang=EN-US
style="FONT-FAMILY: 'Times New Roman'">//</SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">设置文件过滤器</SPAN><SPAN
lang=EN-US style="FONT-FAMILY: 'Times New Roman'"><o:p></o:p></SPAN></P>
<P class=a1><SPAN lang=EN-US style="FONT-FAMILY: 'Times New Roman'"><SPAN
style="mso-spacerun: yes"> </SPAN><SPAN class=GramE>if</SPAN>
(Form1-><SPAN
class=SpellE>SaveDialog</SPAN>->Execute())<o:p></o:p></SPAN></P>
<P class=a1><SPAN lang=EN-US style="FONT-FAMILY: 'Times New Roman'"><SPAN
style="mso-spacerun: yes">
</SPAN>{<o:p></o:p></SPAN></P>
<P class=a1><SPAN lang=EN-US style="FONT-FAMILY: 'Times New Roman'"><SPAN
style="mso-spacerun: yes">
</SPAN>Form1->Memo1->Lines-><SPAN class=SpellE><SPAN
class=GramE>SaveToFile</SPAN></SPAN><SPAN class=GramE>(</SPAN>Form1-><SPAN
class=SpellE>SaveDialog</SPAN>-><SPAN
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