然后主框架要放三个按钮，并且要改变它的位置和大小使得看起来美观，但现在一使用setBounds方法 父容器就要定义为null， 但一旦定义为null 我的之前的面板p1 就会被覆盖掉 请问怎么办？》？？ import java.awt.Button; import java.awt.Color; import java.awt.Dimension; import java.awt ...

Ever since I was introduced to Infobus from the early days of Java, I have been a big fan of bus-based architecture. What is bus-based architecture? Let me explain this by way of an example. In a ...