编写记事本程序，具有对文本数据内容的过滤功能，要求：

（1）设计菜单条，菜单条中有“文件”、“编辑”两个菜单；

（2）“文件”菜单中有“新建”、“打开”、“保存”、“关闭”四个菜单项，“编辑”菜单中有“复制”、“粘贴”、“剪切”三个菜单项。

（3）设定数据过滤规则如下：将数据中所有小写英文字符转换为大写英文字符。

（4）编程实现文件的“新建”、“打开”（将文本文件“E:\1.txt”打开）和“保存”（将用户录入的文本数据过滤后保存至“E:\1.txt”中）操作。-Writing Notepad program, with the text data content filtering function, requirements:

(1) design the menu bar, there are two menus in the menu bar:　Edit　and　edit　

(2) the file menu has four menu items, new, open, save and close. The edit menu has three menu items: copy, paste, and cut.

(3) set the rules for data filtering as follows: convert all lowercase English characters　data into uppercase English characters.

(4) programming the file　new ,　open　(to open the text file　E:\1.txt ) and　save　(filtering the user s input text data and saving it to　E:\1.txt ).