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📄 c++ builder 程序设计实用教程 - 2_4 文本备忘录组件 - 张晋 - 17xie.htm

📁 已经消失的不易找到的C++ builder网络教程总结
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<P class=a1><SPAN lang=EN-US>//</SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">设置缺省扩展名</SPAN></P>
<P class=a1><SPAN lang=EN-US>Form1-&gt;SaveDialog1-&gt;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>";</SPAN></P>
<P class=a1><SPAN lang=EN-US>//</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></P>
<P class=a1><SPAN 
lang=EN-US>Form1-&gt;SaveDialog1-&gt;InitialDir="c:\\PWin98";</SPAN></P>
<P class=a1><SPAN lang=EN-US>//</SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">设置缺省文件目录</SPAN></P>
<P class=a1><SPAN lang=EN-US>Form1-&gt;SaveDialog1-&gt;Filter="All 
Files(*.*)|*.*|Text Files(*.txt)|*.txt";</SPAN></P>
<P class=a1><SPAN lang=EN-US>//</SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">设置文件过滤条件</SPAN></P>
<P class=a1><SPAN 
lang=EN-US>Form1-&gt;SaveDialog1-&gt;DefaultExt=String("TXT");</SPAN></P>
<P class=a1><SPAN lang=EN-US>//</SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">设置缺省扩展名</SPAN></P>
<P class=a1><SPAN lang=EN-US>Form1-&gt;Button2-&gt;Enabled=false;</SPAN></P>
<P class=a1><SPAN lang=EN-US>//</SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">设置按钮有效状态</SPAN></P>
<P class=a1><SPAN 
lang=EN-US>Form1-&gt;FontDialog1-&gt;Font=Form1-&gt;Memo1-&gt;Font;</SPAN></P>
<P class=a1><SPAN 
lang=EN-US>Form1-&gt;ColorDialog1-&gt;Color=Form1-&gt;Memo1-&gt;Color;</SPAN></P>
<P class=a1><SPAN lang=EN-US>//</SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">对话框的初始化</SPAN></P>
<P class=a1><SPAN lang=EN-US>}</SPAN></P>
<P class=a1><SPAN 
lang=EN-US>//-----------------------------------------------------------------------</SPAN></P>
<P class=a1><SPAN lang=EN-US><o:p>&nbsp;</o:p></SPAN></P>
<P class=a1><SPAN lang=EN-US>void __fastcall TForm1::Button1Click(TObject 
*Sender)</SPAN></P>
<P class=a1><SPAN lang=EN-US>{</SPAN></P>
<P class=a1><SPAN lang=EN-US>if (Form1-&gt;OpenDialog1-&gt;Execute())</SPAN></P>
<P class=a1><SPAN lang=EN-US><SPAN style="mso-spacerun: yes">&nbsp;&nbsp; 
</SPAN>//</SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">打开一个对话框</SPAN></P>
<P class=a1><SPAN lang=EN-US><SPAN style="mso-spacerun: yes">&nbsp;&nbsp; 
</SPAN>{</SPAN></P>
<P class=a1><SPAN lang=EN-US><SPAN style="mso-spacerun: yes">&nbsp;&nbsp; 
</SPAN>Form1-&gt;Memo1-&gt;Lines-&gt;LoadFromFile(Form1-&gt;OpenDialog1-&gt;FileName);</SPAN></P>
<P class=a1><SPAN lang=EN-US><SPAN style="mso-spacerun: yes">&nbsp;&nbsp; 
</SPAN>//</SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">打开一个文件</SPAN></P>
<P class=a1><SPAN lang=EN-US><SPAN style="mso-spacerun: yes">&nbsp;&nbsp; 
</SPAN>Form1-&gt;Button2-&gt;Enabled=true;</SPAN></P>
<P class=a1><SPAN lang=EN-US><SPAN style="mso-spacerun: yes">&nbsp;&nbsp; 
</SPAN>//</SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">设置按钮有效状态</SPAN></P>
<P class=a1><SPAN lang=EN-US><SPAN style="mso-spacerun: yes">&nbsp;&nbsp; 
</SPAN>}</SPAN></P>
<P class=a1><SPAN lang=EN-US>}</SPAN></P>
<P class=a1><SPAN 
lang=EN-US>//-----------------------------------------------------------------------</SPAN></P>
<P class=a1><SPAN lang=EN-US><o:p>&nbsp;</o:p></SPAN></P>
<P class=a1><SPAN lang=EN-US>void __fastcall TForm1::Button2Click(TObject 
*Sender)</SPAN></P>
<P class=a1><SPAN lang=EN-US>{</SPAN></P>
<P class=a1><SPAN lang=EN-US>if (Form1-&gt;SaveDialog1-&gt;Execute())</SPAN></P>
<P class=a1><SPAN lang=EN-US><SPAN style="mso-spacerun: yes">&nbsp;&nbsp; 
</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></P>
<P class=a1><SPAN lang=EN-US><SPAN style="mso-spacerun: yes">&nbsp;&nbsp; 
</SPAN>{</SPAN></P>
<P class=a1><SPAN lang=EN-US><SPAN style="mso-spacerun: yes">&nbsp;&nbsp; 
</SPAN>Form1-&gt;Memo1-&gt;Lines-&gt;SaveToFile(Form1-&gt;SaveDialog1-&gt;FileName);</SPAN></P>
<P class=a1><SPAN lang=EN-US><SPAN style="mso-spacerun: yes">&nbsp;&nbsp; 
</SPAN>//</SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">保存文件</SPAN></P>
<P class=a1><SPAN lang=EN-US><SPAN style="mso-spacerun: yes">&nbsp;&nbsp; 
</SPAN>}</SPAN></P>
<P class=a1><SPAN lang=EN-US>}</SPAN></P>
<P class=a1><SPAN 
lang=EN-US>//-----------------------------------------------------------------------</SPAN></P>
<P class=a1><SPAN lang=EN-US><o:p>&nbsp;</o:p></SPAN></P>
<P class=a1><SPAN lang=EN-US>void __fastcall TForm1::Button3Click(TObject 
*Sender)</SPAN></P>
<P class=a1><SPAN lang=EN-US>{</SPAN></P>
<P class=a1><SPAN lang=EN-US>if (Form1-&gt;FontDialog1-&gt;Execute())</SPAN></P>
<P class=a1><SPAN lang=EN-US><SPAN style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; 
</SPAN>//</SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">打开一个对话框</SPAN></P>
<P class=a1><SPAN lang=EN-US><SPAN style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; 
</SPAN>{</SPAN></P>
<P class=a1><SPAN lang=EN-US><SPAN style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; 
</SPAN>Form1-&gt;Memo1-&gt;Font=Form1-&gt;FontDialog1-&gt;Font;</SPAN></P>
<P class=a1><SPAN lang=EN-US><SPAN style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; 
</SPAN>//</SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">设置控件中文本显示字体</SPAN></P>
<P class=a1><SPAN lang=EN-US><SPAN style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; 
</SPAN>}</SPAN></P>
<P class=a1><SPAN lang=EN-US>}</SPAN></P>
<P class=a1><SPAN 
lang=EN-US>//-----------------------------------------------------------------------</SPAN></P>
<P class=a1><SPAN lang=EN-US><o:p>&nbsp;</o:p></SPAN></P>
<P class=a1><SPAN lang=EN-US>void __fastcall TForm1::Button4Click(TObject 
*Sender)</SPAN></P>
<P class=a1><SPAN lang=EN-US>{</SPAN></P>
<P class=a1><SPAN lang=EN-US>if 
(Form1-&gt;ColorDialog1-&gt;Execute())</SPAN></P>
<P class=a1><SPAN lang=EN-US><SPAN style="mso-spacerun: yes">&nbsp;&nbsp; 
</SPAN>//</SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">打开一个对话框</SPAN></P>
<P class=a1><SPAN lang=EN-US><SPAN style="mso-spacerun: yes">&nbsp;&nbsp; 
</SPAN>{</SPAN></P>
<P class=a1><SPAN lang=EN-US><SPAN style="mso-spacerun: yes">&nbsp;&nbsp; 
</SPAN>Form1-&gt;Memo1-&gt;Color=Form1-&gt;ColorDialog1-&gt;Color;</SPAN></P>
<P class=a1><SPAN lang=EN-US><SPAN style="mso-spacerun: yes">&nbsp;&nbsp; 
</SPAN>//</SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">设置控件背景色</SPAN></P>
<P class=a1><SPAN lang=EN-US><SPAN style="mso-spacerun: yes">&nbsp;&nbsp; 
</SPAN>}</SPAN></P>
<P class=a1><SPAN lang=EN-US>}</SPAN></P>
<P class=a1><SPAN 
lang=EN-US>//-----------------------------------------------------------------------</SPAN></P>
<P class=MsoNormal><SPAN 
lang=EN-US><o:p>&nbsp;</o:p></SPAN></P></DIV></DIV></CENTER>
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