showjcheckbox.java

初学的好东西值得一看看欢迎下载观看使用

import javax.swing.JFrame;
import java.awt.FlowLayout;
import javax.swing.JCheckBox;
import javax.swing.ImageIcon;
//import javax.swing.UIManager;
import java.awt.event.ActionListener;
import java.awt.event.ActionEvent;
class ShowJCheckBox extends JFrame implements ActionListener{
	FlowLayout flowLayout1=new FlowLayout();
	JCheckBox jCheckBox1=new JCheckBox("修改数据权限");
	JCheckBox jCheckBox2=new JCheckBox("遍历数据权限",true);
	ImageIcon imageIcon1=new ImageIcon("d:\\java_project\\image\\next.gif");
	JCheckBox jCheckBox3=new JCheckBox("录入数据权限",imageIcon1);
	JCheckBox jCheckBox4=new JCheckBox();
	ShowJCheckBox(){
		super("复选框示例");
		setSize(200,150);
		setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
		this.getContentPane().setLayout(flowLayout1);
		this.getContentPane().add(jCheckBox1);
		this.getContentPane().add(jCheckBox2);
		this.getContentPane().add(jCheckBox3);
		jCheckBox4.setText("系统权限");
		this.getContentPane().add(jCheckBox4);
		jCheckBox4.addActionListener(this);
		jCheckBox3.addActionListener(this);
		show();
	}
	public void actionPerformed(ActionEvent e){
		if(e.getSource()==jCheckBox4){
			if(jCheckBox4.isSelected()) System.out.println("系统权限复选框被选中.");
			else System.out.println("系统权限复选框未被选中.");
		}
		if(e.getSource()==jCheckBox3){
			if(jCheckBox3.isSelected()){
				ImageIcon imageIcon2=new ImageIcon("d:\\java_project\\image\\previous.gif");
				jCheckBox3.setSelectedIcon(imageIcon2);
			}
		}
	}
	public static void main(String[] args){
		//try{
			//UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
		//}catch(Exception e){}
		ShowJCheckBox showJCheckBox1=new ShowJCheckBox();
	}
}