Exception : adding a window to a container. How to solve it?

前端 未结 3 385
后悔当初
后悔当初 2020-12-19 21:23

I have a JDialog class named Preferences. This class creates a constructor like:

class Preferences extends javax.swing.JDialog {
           


        
3条回答
  •  星月不相逢
    2020-12-19 22:03

    JDialog and JFrame are top-level container. I suggest that you should have to use JFrame, JInternalFrame and JDesktopPane.

提交回复
热议问题