使用Java语言开发一个文本编辑器，实现常用的功能，如打开文件、保存、复制、粘贴、剪切、颜色、字体等。-Using Java language to develop a text editor, the realization of commonly used functions, such as open file, save, copy, paste, cut, color, font and so on.

本软件的设计思路是参考windows自带的记事本的功能和框架，用Java语言编写一个记事本。可以实现大多数基本功能。如文件的新建、打开、保存、另存为、退出。内容的复制、粘贴、删除、查找-The idea is to design software windows notepad for reference to the functions and framework, using the Java language to write a notepad. Most basic functions