题目内容

开发一个简单的编辑器，设计界面如下图所示：
该编辑器功能要求如下：
？编辑窗口使用 Memo组件实现，并为其设置垂直滚动条。
？单击“打开文件”按钮，弹出打开文件对话框，用户指定要打开的文件后（限于纯本文件），文件内容加载到编辑窗口中。
？单击“保存文件”按钮，弹出保存文件对话框，用户指定要保存的文件名后，编辑区的内容保存到指定文件中，然后清空编辑区。
？单击“复制”按钮，编辑区中被选择的内容拷贝到剪贴板。
？单击“剪切”按钮，编辑区中被选择的内容剪切到剪贴板。
？单击“粘贴”按钮，剪贴板中的内容拷贝到编辑区当前光标处。

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You should write about 200 words neatlyon ANSWER SHEET 2. (20 points)
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PLRAirConditioningCenter
27WestStreet
PlainesCity
IAAmerica50705
March6,2004
Ms.LiChunhua,President
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26RenminStreet
Yangzhou,Jiangsu,China
225002
DearMs.Li,
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