body xtend 需要 pub resizable pos div import reat
swing 复选框(JCheckBox) 单选框 (JRadioButton)
特别说明:同一组单选按钮,必须先创建一个 ButtonGroup,然后把单选按钮放到 ButtonGroup
中
* 单选框,复选框
package gui;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.JLabel;
import javax.swing.JCheckBox;
import javax.swing.JRadioButton;
import javax.swing.ButtonGroup;
import java.awt.GridLayout;
/***/
java GUI 编程 (swing) 之三 swing 单选框复选框组件
* Created by admin on 2017 / 7 / 6. * /
public class MySelect extends JFrame{
/ / 在此定义好需要用的组件private JButton jButton,
jButton2;
private JPanel jPanel,
jPanel2,
jPanel3;
private JLabel jLabel,
jLabel2;
private JCheckBox jCheckBox1,
jCheckBox2,
jCheckBox3;
private ButtonGroup buttonGroup;
private JRadioButton jRadioButton,
jRadioButton2,
jRadioButton3,
jRadioButton4;
public static void main(String[] args) {
MySelect mySelect = new MySelect();
}
// 构造方法
public MySelect() {
// 面板
jPanel = new JPanel();
jPanel2 = new JPanel();
jPanel3 = new JPanel();
// 按钮
jButton = new JButton("确定");
jButton2 = new JButton("取消");
// 标签
jLabel = new JLabel("请选择");
jLabel2 = new JLabel("环境");
// 复选
jCheckBox1 = new JCheckBox("Python");
jCheckBox2 = new JCheckBox("Java");
jCheckBox3 = new JCheckBox("Python");
// 单选
jRadioButton = new JRadioButton("Linux");
jRadioButton2 = new JRadioButton("Unix");
jRadioButton3 = new JRadioButton("Windows");
jRadioButton4 = new JRadioButton("Mac OS");
// 单选框 Group
buttonGroup = new ButtonGroup();
buttonGroup.add(jRadioButton);
buttonGroup.add(jRadioButton2);
buttonGroup.add(jRadioButton3);
buttonGroup.add(jRadioButton4);
jPanel.add(jLabel);
jLabel.add(jCheckBox1);
jPanel.add(jCheckBox2);
jPanel.add(jCheckBox3);
jPanel2.add(jLabel2);
jPanel2.add(jRadioButton);
jPanel2.add(jRadioButton2);
jPanel2.add(jRadioButton3);
jPanel2.add(jRadioButton4);
jPanel3.add(jButton);
jPanel3.add(jButton2);
this.setLayout(new GridLayout(3, 1));
this.add(jPanel);
this.add(jPanel2);
this.add(jPanel3);
// 设置 JFrame 属性
this.setTitle("工程");
this.setLocation(500, 250);
this.setSize(350, 200);
this.setResizable(false);
this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
this.setVisible(true);
}
}
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