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csdn
21 年
既有JMenuBar又有JTextArea,怎样写代码?(在练习写记事本程序时遇到问题)
我最近自己练习写记事本程序,写了一个菜单类,继承了JFrame,要将文本编辑区加进去,应如何写代码 现在菜单条能出来,在它的下面加文本编辑区,如何做? 因此,良好的异常处理机制是必须的,以确保程序在遇到问题时能够优雅地处理错误并给出反馈。 12. **文本 ...
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