我有一系列单选按钮作为数组生成并显示在jPanel中。
我希望第二个面板中的一系列复选框在单选按钮处于输出状态但不在输入中时输出（输入或输出是无线电选择）。
我想在任何radiobutton状态发生变化时调用检查状态方法，但不知道如何在数组中创建它们。
目前只有在实际点击单选按钮面板时才会调用该方法。
package my.ArduinoGUI;
import java.awt.BorderLayout;
import java.awt.Container;
import java.awt.GridLayout;
public class ArduinoGUI extends javax.swing.JFrame {
public ArduinoGUI() {
initCustomComponents();
initComponents();
}
/**
* This method is called from within the constructor to initialize the form.
* WARNING: Do NOT modify this code. The content of this method is always
* regenerated by the Form Editor.
*/
@SuppressWarnings("unchecked")
// <editor-fold defaultstate="collapsed" desc="Generated Code">
private void initComponents() {
buttonGroup1 = new javax.swing.ButtonGroup();
jPanel1 = new javax.swing.JPanel();
digitalPinPanel = new javax.swing.JPanel(new GridLayout(0, 3));
jPanel3 = new javax.swing.JPanel(new GridLayout(0, 1));
jPanel2 = new javax.swing.JPanel();
setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
jPanel1.setBorder(javax.swing.BorderFactory.createTitledBorder("Outputs"));
jPanel1.setName("Outputs"); // NOI18N
javax.swing.GroupLayout jPanel1Layout = new javax.swing.GroupLayout(jPanel1);
jPanel1.setLayout(jPanel1Layout);
jPanel1Layout.setHorizontalGroup(
jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGap(0, 209, Short.MAX_VALUE)
);
jPanel1Layout.setVerticalGroup(
jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGap(0, 106, Short.MAX_VALUE)
);
digitalPinPanel.setBorder(javax.swing.BorderFactory.createTitledBorder("Digital Pin State"));
digitalPinPanel.addMouseListener(new java.awt.event.MouseAdapter() {
public void mouseReleased(java.awt.event.MouseEvent evt) {
digitalPinPanelMouseReleased(evt);
}
});
digitalPinLabelArray = new javax.swing.JLabel[digitalPinTotal];
digitalPinRadioButtonArray = new javax.swing.JRadioButton[digitalPinTotal][2];
digitalPinGroupArray = new javax.swing.ButtonGroup[digitalPinTotal];
for(int x = 0; x < digitalPinTotal ; x++) {
digitalPinGroupArray[x] = new javax.swing.ButtonGroup(); // populate button group
digitalPinLabelArray[x] = new javax.swing.JLabel(); // populate label array
digitalPinLabelArray[x].setText("Pin " + (x +2));
digitalPinPanel.add(digitalPinLabelArray[x]); // add label to panel
for(int y = 0; y < 2; y++){
digitalPinRadioButtonArray[x][y] = new javax.swing.JRadioButton(); // populate radio button array
if (y == 0) {digitalPinRadioButtonArray[x][y].setText("Input");}
if (y == 1) {digitalPinRadioButtonArray[x][y].setText("Output"); digitalPinRadioButtonArray[x][y].setSelected(true);
}
digitalPinGroupArray[x].add(digitalPinRadioButtonArray[x][y]); // assign radio buttons to group
digitalPinPanel.add(digitalPinRadioButtonArray[x][y]); // add buttons to panel
}
}
jPanel3.setBorder(javax.swing.BorderFactory.createTitledBorder("Generated Boxes"));
digitalPinOutputArray = new javax.swing.JCheckBox[digitalPinTotal];
for(int x = 0; x < digitalPinTotal ; x++) {
digitalPinOutputArray[x] = new javax.swing.JCheckBox();
digitalPinOutputArray[x].setText("Output Pin " + (x+2));
jPanel3.add(digitalPinOutputArray[x]);
}
jPanel2.setBorder(javax.swing.BorderFactory.createTitledBorder("Analog Pin State"));
javax.swing.GroupLayout jPanel2Layout = new javax.swing.GroupLayout(jPanel2);
jPanel2.setLayout(jPanel2Layout);
jPanel2Layout.setHorizontalGroup(
jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGap(0, 126, Short.MAX_VALUE)
);
jPanel2Layout.setVerticalGroup(
jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGap(0, 0, Short.MAX_VALUE)
);
javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
getContentPane().setLayout(layout);
layout.setHorizontalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(layout.createSequentialGroup()
.addContainerGap()
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false)
.addComponent(jPanel1, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
.addComponent(jPanel3, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
.addGap(18, 18, 18)
.addComponent(digitalPinPanel, javax.swing.GroupLayout.PREFERRED_SIZE, 159, javax.swing.GroupLayout.PREFERRED_SIZE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addComponent(jPanel2, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
.addContainerGap())
);
layout.setVerticalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(layout.createSequentialGroup()
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING)
.addGroup(layout.createSequentialGroup()
.addGap(23, 23, 23)
.addComponent(jPanel3, javax.swing.GroupLayout.DEFAULT_SIZE, 199, Short.MAX_VALUE)
.addGap(18, 18, 18)
.addComponent(jPanel1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
.addGroup(javax.swing.GroupLayout.Alignment.LEADING, layout.createSequentialGroup()
.addContainerGap()
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addComponent(digitalPinPanel, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
.addComponent(jPanel2, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))))
.addContainerGap())
);
digitalPinPanel.getAccessibleContext().setAccessibleName("DigitalPins");
pack();
}// </editor-fold>
private void digitalPinPanelMouseReleased(java.awt.event.MouseEvent evt) {
// if output selected enable checkbox otherwise disable it
for (int x = 0; x < digitalPinTotal; x++) {
if (digitalPinRadioButtonArray[x][0].isSelected() == true) {
digitalPinOutputArray[x].setEnabled(false);
}
if (digitalPinRadioButtonArray[x][1].isSelected() == true) {
digitalPinOutputArray[x].setEnabled(true);
}
}
}
/**
* @param args the command line arguments
*/
public static void main(String args[]) {
/* Set the Nimbus look and feel */
//<editor-fold defaultstate="collapsed" desc=" Look and feel setting code (optional) ">
/* If Nimbus (introduced in Java SE 6) is not available, stay with the default look and feel.
* For details see http://download.oracle.com/javase/tutorial/uiswing/lookandfeel/plaf.html
*/
try {
for (javax.swing.UIManager.LookAndFeelInfo info : javax.swing.UIManager.getInstalledLookAndFeels()) {
if ("Windows".equals(info.getName())) {
javax.swing.UIManager.setLookAndFeel(info.getClassName());
break;
}
}
} catch (ClassNotFoundException ex) {
java.util.logging.Logger.getLogger(ArduinoGUI.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (InstantiationException ex) {
java.util.logging.Logger.getLogger(ArduinoGUI.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (IllegalAccessException ex) {
java.util.logging.Logger.getLogger(ArduinoGUI.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (javax.swing.UnsupportedLookAndFeelException ex) {
java.util.logging.Logger.getLogger(ArduinoGUI.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
}
//</editor-fold>
/* Create and display the form */
java.awt.EventQueue.invokeLater(new Runnable() {
public void run() {
new ArduinoGUI().setVisible(true);
}
});
}
// Variables declaration - do not modify
private javax.swing.ButtonGroup buttonGroup1;
private javax.swing.JPanel digitalPinPanel;
private javax.swing.JPanel jPanel1;
private javax.swing.JPanel jPanel2;
private javax.swing.JPanel jPanel3;
// End of variables declaration
private int digitalPinTotal = 12;
private int analogPinTotal = 8;
private javax.swing.JCheckBox[] digitalPinOutputArray;
private javax.swing.JRadioButton[][] digitalPinRadioButtonArray;
private javax.swing.ButtonGroup[] digitalPinGroupArray;
private javax.swing.JLabel[] digitalPinLabelArray;
private void initCustomComponents() {
//throw new UnsupportedOperationException("Not yet implemented");
// create checkbox array
}
}
答案 0 :(得分：1)
digitalPinRadioButtonArray[x][y].addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
// TODO Auto-generated method stub
if(e.getActionCommand().equals("Output"))
{
digitalPinOutputArray[2].setSelected(true);
}
}
});
试试这个