如何通过菜单打开Jinternalframe点击？ [英] How Can I Open Jinternalframe By Menu Click?

问题描述

  private   void  jMenuItem7ActionPerformed（java.awt。 event  .ActionEvent evt）{
 
 JInternalFrame loginForm =  new  JInternalFrame（）; 
 loginForm.setVisible（ true ）; 
 
} 

此代码不会帮我打开Jinternal框架？



i有一个菜单按钮，我想，当我点击那个按钮打开这个框架？

解决方案

参见https://docs.oracle.com/javase/tutorial/uiswing/components/internalframe.html [< a href =https://docs.oracle.com/javase/tutorial/uiswing/components/internalframe.htmltarget =_ blanktitle =New Window> ^ ]示例代码。

private void jMenuItem7ActionPerformed(java.awt.event.ActionEvent evt) {                                           
        
        JInternalFrame loginForm = new JInternalFrame();
        loginForm.setVisible(true);
        
    }   

this code wont help me to open that Jinternal frame?

i have a menu button and i want, when i click that button to open this frame?

解决方案

See https://docs.oracle.com/javase/tutorial/uiswing/components/internalframe.html[^] for sample code.

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