Java 打开内部框架时管理大型机中的按钮状态_Java_Swing_Jinternalframe

Java 打开内部框架时管理大型机中的按钮状态

java swing

Java 打开内部框架时管理大型机中的按钮状态,java,swing,jinternalframe,Java,Swing,Jinternalframe,我只需要在启动按钮的actionperformed事件时禁用大型机中的一个按钮，然后在内部框架关闭后再次启用它，我尝试了几种方法，但都不起作用我正在使用netbeans，这就是我要做的大型机类 package tt; public class Test extends javax.swing.JFrame { public Test() { initComponents(); } @SuppressWarnings("unchecked") // <editor-fol

我只需要在启动按钮的actionperformed事件时禁用大型机中的一个按钮，然后在内部框架关闭后再次启用它，我尝试了几种方法，但都不起作用我正在使用netbeans，这就是我要做的

大型机类

 package tt;

public class Test extends javax.swing.JFrame {

public Test() {
    initComponents();
}

@SuppressWarnings("unchecked")
// <editor-fold defaultstate="collapsed" desc="Generated Code">
private void initComponents() {

    jDesktopPane1 = new javax.swing.JDesktopPane();
    jPanel1 = new javax.swing.JPanel();
    jButton1 = new javax.swing.JButton();

    setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);

    javax.swing.GroupLayout jDesktopPane1Layout = new javax.swing.GroupLayout(
            jDesktopPane1);
    jDesktopPane1.setLayout(jDesktopPane1Layout);
    jDesktopPane1Layout.setHorizontalGroup(jDesktopPane1Layout
            .createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGap(0, 578, Short.MAX_VALUE));
    jDesktopPane1Layout.setVerticalGroup(jDesktopPane1Layout
            .createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGap(0, 367, Short.MAX_VALUE));

    jButton1.setText("OPEN");
    jButton1.addActionListener(new java.awt.event.ActionListener() {
        public void actionPerformed(java.awt.event.ActionEvent evt) {
            jButton1ActionPerformed(evt);
        }
    });

    javax.swing.GroupLayout jPanel1Layout = new javax.swing.GroupLayout(
            jPanel1);
    jPanel1.setLayout(jPanel1Layout);
    jPanel1Layout.setHorizontalGroup(jPanel1Layout.createParallelGroup(
            javax.swing.GroupLayout.Alignment.LEADING).addGroup(
            jPanel1Layout
                    .createSequentialGroup()
                    .addGap(136, 136, 136)
                    .addComponent(jButton1,
                            javax.swing.GroupLayout.PREFERRED_SIZE, 74,
                            javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE,
                            Short.MAX_VALUE)));
    jPanel1Layout.setVerticalGroup(jPanel1Layout.createParallelGroup(
            javax.swing.GroupLayout.Alignment.LEADING).addComponent(
            jButton1, javax.swing.GroupLayout.Alignment.TRAILING,
            javax.swing.GroupLayout.DEFAULT_SIZE, 39, Short.MAX_VALUE));

    javax.swing.GroupLayout layout = new javax.swing.GroupLayout(
            getContentPane());
    getContentPane().setLayout(layout);
    layout.setHorizontalGroup(layout
            .createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addComponent(jDesktopPane1)
            .addComponent(jPanel1, javax.swing.GroupLayout.DEFAULT_SIZE,
                    javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE));
    layout.setVerticalGroup(layout
            .createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(
                    layout.createSequentialGroup()
                            .addComponent(jDesktopPane1)
                            .addPreferredGap(
                                    javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                            .addComponent(jPanel1,
                                    javax.swing.GroupLayout.PREFERRED_SIZE,
                                    javax.swing.GroupLayout.DEFAULT_SIZE,
                                    javax.swing.GroupLayout.PREFERRED_SIZE)));

    pack();
}// </editor-fold>

private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) {
    jButton1.setEnabled(false);
    NewJInternalFrame nf = new NewJInternalFrame();
    jDesktopPane1.add(nf);
    nf.show();
}

public static void main(String args[]) {


    try {
        for (javax.swing.UIManager.LookAndFeelInfo info : javax.swing.UIManager
                .getInstalledLookAndFeels()) {
            if ("Nimbus".equals(info.getName())) {
                javax.swing.UIManager.setLookAndFeel(info.getClassName());
                break;
            }
        }
    } catch (ClassNotFoundException ex) {
        java.util.logging.Logger.getLogger(Test.class.getName()).log(
                java.util.logging.Level.SEVERE, null, ex);
    } catch (InstantiationException ex) {
        java.util.logging.Logger.getLogger(Test.class.getName()).log(
                java.util.logging.Level.SEVERE, null, ex);
    } catch (IllegalAccessException ex) {
        java.util.logging.Logger.getLogger(Test.class.getName()).log(
                java.util.logging.Level.SEVERE, null, ex);
    } catch (javax.swing.UnsupportedLookAndFeelException ex) {
        java.util.logging.Logger.getLogger(Test.class.getName()).log(
                java.util.logging.Level.SEVERE, null, ex);
    }
    // </editor-fold>

    java.awt.EventQueue.invokeLater(new Runnable() {
        public void run() {
            new Test().setVisible(true);
        }
    });
}

// Variables declaration - do not modify
public javax.swing.JButton jButton1;
private javax.swing.JDesktopPane jDesktopPane1;
private javax.swing.JPanel jPanel1;
// End of variables declaration

tt包；
公共类测试扩展了javax.swing.JFrame{
公开考试（）{
初始化组件（）；
}
@抑制警告（“未选中”）
// 
私有组件（）{
jDesktopPane1=newjavax.swing.JDesktopPane（）；
jPanel1=newjavax.swing.JPanel（）；
jButton1=newjavax.swing.JButton（）；
setDefaultCloseOperation（javax.swing.WindowConstants.EXIT_ON_CLOSE）；
javax.swing.GroupLayout jDesktopPane1Layout=新建javax.swing.GroupLayout(
jDesktopPane1）；
设置布局（jDesktopPane1Layout）；
setHorizontalGroup（jDesktopPane1Layout
.createParallelGroup（javax.swing.GroupLayout.Alignment.LEADING）
.addGap（0，578，短的最大值）；
设置垂直组（jDesktopPane1Layout
.createParallelGroup（javax.swing.GroupLayout.Alignment.LEADING）
.addGap（0，367，短的最大值）；
jButton1.setText（“打开”）；
jButton1.addActionListener（新java.awt.event.ActionListener（）{
public void actionPerformed（java.awt.event.ActionEvent evt）{
jButton1ActionPerformed（evt）；
}
});
javax.swing.GroupLayout jPanel1Layout=新建javax.swing.GroupLayout(
jPanel1）；
setLayout（jPanel1Layout）；
jPanel1Layout.setHorizontalGroup（jPanel1Layout.createParallelGroup(
javax.swing.GroupLayout.Alignment.LEADING.addGroup(
JPanel1布局
.createSequentialGroup（）
.addGap（136、136、136）
.addComponent（jButton1，
javax.swing.GroupLayout.PREFERRED_SIZE，74，
javax.swing.GroupLayout.PREFERRED_SIZE）
.addContainerGap（javax.swing.GroupLayout.DEFAULT_SIZE，
简称“最大值”）；
jPanel1Layout.setVerticalGroup（jPanel1Layout.createParallelGroup(
javax.swing.GroupLayout.Alignment.LEADING.addComponent(
jButton1，javax.swing.GroupLayout.Alignment.TRAILING，
javax.swing.GroupLayout.DEFAULT_SIZE，39，Short.MAX_VALUE））；
javax.swing.GroupLayout布局=新建javax.swing.GroupLayout(
getContentPane（））；
getContentPane（）.setLayout（布局）；
布局。setHorizontalGroup（布局
.createParallelGroup（javax.swing.GroupLayout.Alignment.LEADING）
.addComponent（jDesktopPane1）
.addComponent（jPanel1、javax.swing.GroupLayout.DEFAULT_SIZE、，
javax.swing.GroupLayout.DEFAULT_SIZE，Short.MAX_VALUE））；
布局。setVerticalGroup（布局
.createParallelGroup（javax.swing.GroupLayout.Alignment.LEADING）
.addGroup(
layout.createSequentialGroup（）
.addComponent（jDesktopPane1）
.addPreferredGap(
javax.swing.LayoutStyle.ComponentPlacement.RELATED）
.addComponent（jPanel1，
javax.swing.GroupLayout.PREFERRED_SIZE，
javax.swing.GroupLayout.DEFAULT\u大小，
javax.swing.GroupLayout.PREFERRED_SIZE））；
包装（）；
}// 
私有void jButton1ActionPerformed（java.awt.event.ActionEvent evt）{
jButton1.setEnabled（false）；
NewJInternalFrame nf=新的NewJInternalFrame（）；
jDesktopPane1.add（nf）；
nf.show（）；
}
公共静态void main（字符串参数[]）{
试一试{
对于（javax.swing.UIManager.LookAndFeelInfo:javax.swing.UIManager
.getInstalledLookAndFeels（））{
if（“Nimbus”.equals（info.getName（）））{
setLookAndFeel（info.getClassName（））；
打破
}
}
}捕获（ClassNotFoundException ex）{
java.util.logging.Logger.getLogger（Test.class.getName（））.log(
java.util.logging.Level.SEVERE，null，ex）；
}catch（实例化异常）{
java.util.logging.Logger.getLogger（Test.class.getName（））.log(
java.util.logging.Level.SEVERE，null，ex）；
}捕获（非法访问例外）{
java.util.logging.Logger.getLogger（Test.class.getName（））.log(
java.util.logging.Level.SEVERE，null，ex）；
}catch（javax.swing.UnsupportedLookAndFeelException ex）{
java.util.logging.Logger.getLogger（Test.class.getName（））.log(
java.util.logging.Level.SEVERE，null，ex）；
}
// 
invokeLater（new Runnable（））{
公开募捐{
新测试（）.setVisible（真）；
}
});
}
//变量声明-不修改
public javax.swing.JButton jButton1；
私有javax.swing.JDesktopPane jDesktopPane1；
私有javax.swing.JPanel jPanel1；
//变量结束声明

}

内部框架类

  package tt;

   public class NewJInternalFrame extends javax.swing.JInternalFrame {

public NewJInternalFrame() {
    initComponents();
}

@SuppressWarnings("unchecked")
// <editor-fold defaultstate="collapsed" desc="Generated Code">
private void initComponents() {

    setClosable(true);
    setIconifiable(true);
    setMaximizable(true);
    setResizable(true);
    addInternalFrameListener(new javax.swing.event.InternalFrameListener() {
        public void internalFrameActivated(
                javax.swing.event.InternalFrameEvent evt) {
        }

        public void internalFrameClosed(
                javax.swing.event.InternalFrameEvent evt) {
            formInternalFrameClosed(evt);
        }

        public void internalFrameClosing(
                javax.swing.event.InternalFrameEvent evt) {
        }

        public void internalFrameDeactivated(
                javax.swing.event.InternalFrameEvent evt) {
        }

        public void internalFrameDeiconified(
                javax.swing.event.InternalFrameEvent evt) {
        }

        public void internalFrameIconified(
                javax.swing.event.InternalFrameEvent evt) {
        }

        public void internalFrameOpened(
                javax.swing.event.InternalFrameEvent evt) {
        }
    });

    javax.swing.GroupLayout layout = new javax.swing.GroupLayout(
            getContentPane());
    getContentPane().setLayout(layout);
    layout.setHorizontalGroup(layout.createParallelGroup(
            javax.swing.GroupLayout.Alignment.LEADING).addGap(0, 394,
            Short.MAX_VALUE));
    layout.setVerticalGroup(layout.createParallelGroup(
            javax.swing.GroupLayout.Alignment.LEADING).addGap(0, 274,
            Short.MAX_VALUE));

    pack();
}// </editor-fold>

private void formInternalFrameClosed(
        javax.swing.event.InternalFrameEvent evt) {
    Test njf = new Test();
    njf.jButton1.setEnabled(true);
}


  }

tt包；
公共类NewJInternalFrame扩展了javax.swing.JInternalFrame{
公共NewJInternalFrame（）{
初始化组件（）；
}
@抑制警告（“未选中”）
// 
私有组件（）{
可设置（真）；
seticonitable（真）；
可设置最大化（真）；
可设置大小（真）；
addInternalFrameListener（新的javax.swing.event.InternalFrameListener（）{
已激活公共空间(
javax.swing.event.InternalFrameEvent（evt）{
}
公众假期已结束(
javax.swing.event.InternalFrameEvent（evt）{
formInternalFrameClosed（evt）；
}
公众假期结束(
javax.swing.event.InternalFrameEvent（evt）{
private void formInternalFrameClosed(javax.swing.event.InternalFrameEvent evt) {                                         
    posframe pos = new posframe(); // **** here***
    pos.jButton1.setEnabled(true);
    JOptionPane.showMessageDialog(null,"closed");
}

public class Test extends javax.swing.JFrame {

   public Test() {
      initComponents();
   }

   @SuppressWarnings("unchecked")
   // <editor-fold defaultstate="collapsed" desc="Generated Code">
   private void initComponents() {

      jDesktopPane1 = new javax.swing.JDesktopPane();
      jPanel1 = new javax.swing.JPanel();
      jButton1 = new javax.swing.JButton();

      setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);

      javax.swing.GroupLayout jDesktopPane1Layout = new javax.swing.GroupLayout(
            jDesktopPane1);
      jDesktopPane1.setLayout(jDesktopPane1Layout);
      jDesktopPane1Layout.setHorizontalGroup(jDesktopPane1Layout
            .createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGap(0, 578, Short.MAX_VALUE));
      jDesktopPane1Layout.setVerticalGroup(jDesktopPane1Layout
            .createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGap(0, 367, Short.MAX_VALUE));

      jButton1.setText("OPEN");
      jButton1.addActionListener(new java.awt.event.ActionListener() {
         public void actionPerformed(java.awt.event.ActionEvent evt) {
            jButton1ActionPerformed(evt);
         }
      });

      javax.swing.GroupLayout jPanel1Layout = new javax.swing.GroupLayout(
            jPanel1);
      jPanel1.setLayout(jPanel1Layout);
      jPanel1Layout.setHorizontalGroup(jPanel1Layout.createParallelGroup(
            javax.swing.GroupLayout.Alignment.LEADING).addGroup(
            jPanel1Layout
                  .createSequentialGroup()
                  .addGap(136, 136, 136)
                  .addComponent(jButton1,
                        javax.swing.GroupLayout.PREFERRED_SIZE, 74,
                        javax.swing.GroupLayout.PREFERRED_SIZE)
                  .addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE,
                        Short.MAX_VALUE)));
      jPanel1Layout.setVerticalGroup(jPanel1Layout.createParallelGroup(
            javax.swing.GroupLayout.Alignment.LEADING).addComponent(jButton1,
            javax.swing.GroupLayout.Alignment.TRAILING,
            javax.swing.GroupLayout.DEFAULT_SIZE, 39, Short.MAX_VALUE));

      javax.swing.GroupLayout layout = new javax.swing.GroupLayout(
            getContentPane());
      getContentPane().setLayout(layout);
      layout.setHorizontalGroup(layout
            .createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addComponent(jDesktopPane1)
            .addComponent(jPanel1, javax.swing.GroupLayout.DEFAULT_SIZE,
                  javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE));
      layout.setVerticalGroup(layout.createParallelGroup(
            javax.swing.GroupLayout.Alignment.LEADING).addGroup(
            layout.createSequentialGroup()
                  .addComponent(jDesktopPane1)
                  .addPreferredGap(
                        javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                  .addComponent(jPanel1,
                        javax.swing.GroupLayout.PREFERRED_SIZE,
                        javax.swing.GroupLayout.DEFAULT_SIZE,
                        javax.swing.GroupLayout.PREFERRED_SIZE)));

      pack();
   }// </editor-fold>

   private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) {
      jButton1.setEnabled(false);
      NewJInternalFrame nf = new NewJInternalFrame(this);  //!! 
      jDesktopPane1.add(nf);
      nf.show();
   }

   public static void main(String args[]) {

      try {
         for (javax.swing.UIManager.LookAndFeelInfo info : javax.swing.UIManager
               .getInstalledLookAndFeels()) {
            if ("Nimbus".equals(info.getName())) {
               javax.swing.UIManager.setLookAndFeel(info.getClassName());
               break;
            }
         }
      } catch (ClassNotFoundException ex) {
         java.util.logging.Logger.getLogger(Test.class.getName()).log(
               java.util.logging.Level.SEVERE, null, ex);
      } catch (InstantiationException ex) {
         java.util.logging.Logger.getLogger(Test.class.getName()).log(
               java.util.logging.Level.SEVERE, null, ex);
      } catch (IllegalAccessException ex) {
         java.util.logging.Logger.getLogger(Test.class.getName()).log(
               java.util.logging.Level.SEVERE, null, ex);
      } catch (javax.swing.UnsupportedLookAndFeelException ex) {
         java.util.logging.Logger.getLogger(Test.class.getName()).log(
               java.util.logging.Level.SEVERE, null, ex);
      }
      // </editor-fold>

      java.awt.EventQueue.invokeLater(new Runnable() {
         public void run() {
            new Test().setVisible(true);
         }
      });
   }

   // Variables declaration - do not modify
   private javax.swing.JButton jButton1; //!! make this private
   private javax.swing.JDesktopPane jDesktopPane1;
   private javax.swing.JPanel jPanel1;
   // End of variables declaration

   //!! added
   public void setButton1Enabled(boolean enabled) {
      jButton1.setEnabled(enabled);
   }
}

class NewJInternalFrame extends javax.swing.JInternalFrame {
   private Test test; //!!

   public NewJInternalFrame(Test test) { //!!
      this.test = test; //!!
      initComponents();
   }

   @SuppressWarnings("unchecked")
   // <editor-fold defaultstate="collapsed" desc="Generated Code">
   private void initComponents() {

      setClosable(true);
      setIconifiable(true);
      setMaximizable(true);
      setResizable(true);
      addInternalFrameListener(new javax.swing.event.InternalFrameListener() {
         public void internalFrameActivated(
               javax.swing.event.InternalFrameEvent evt) {
         }

         public void internalFrameClosed(
               javax.swing.event.InternalFrameEvent evt) {
            formInternalFrameClosed(evt);
         }

         public void internalFrameClosing(
               javax.swing.event.InternalFrameEvent evt) {
         }

         public void internalFrameDeactivated(
               javax.swing.event.InternalFrameEvent evt) {
         }

         public void internalFrameDeiconified(
               javax.swing.event.InternalFrameEvent evt) {
         }

         public void internalFrameIconified(
               javax.swing.event.InternalFrameEvent evt) {
         }

         public void internalFrameOpened(
               javax.swing.event.InternalFrameEvent evt) {
         }
      });

      javax.swing.GroupLayout layout = new javax.swing.GroupLayout(
            getContentPane());
      getContentPane().setLayout(layout);
      layout.setHorizontalGroup(layout.createParallelGroup(
            javax.swing.GroupLayout.Alignment.LEADING).addGap(0, 394,
            Short.MAX_VALUE));
      layout.setVerticalGroup(layout.createParallelGroup(
            javax.swing.GroupLayout.Alignment.LEADING).addGap(0, 274,
            Short.MAX_VALUE));

      pack();
   }// </editor-fold>

   private void formInternalFrameClosed(javax.swing.event.InternalFrameEvent evt) {
      //!! Test njf = new Test();
      //!! njf.jButton1.setEnabled(true);
      test.setButton1Enabled(true); //!! don't expose the button but a method
   }

}

private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) {
   jButton1.setEnabled(false);
   NewJInternalFrame nf = new NewJInternalFrame();
   jDesktopPane1.add(nf);
   nf.show();

   // !! do all this in the calling code
   nf.addInternalFrameListener(new InternalFrameAdapter() {

      @Override
      public void internalFrameClosed(InternalFrameEvent arg0) {
         jButton1.setEnabled(true);
      }

   });
}