rtlflowlayoutexample2.java

来自「一个用java开发界面的程序集(jfc核心编程)」· Java 代码 · 共 33 行

package JFCBook.Chapter3.jdk12;

import javax.swing.*;
import java.awt.*;
import java.awt.event.*;

public class RTLFlowLayoutExample2 {
	public static void main(String[] args) {
		JFrame f = new JFrame("Right-to-Left FlowLayout #2");
		JPanel p = new JPanel();
		Insets margin = new Insets(5, 14, 5, 14);

		p.setLayout(new FlowLayout(FlowLayout.LEADING, 4, 4));
		p.setComponentOrientation(args.length == 0 ?
						ComponentOrientation.LEFT_TO_RIGHT :
						ComponentOrientation.RIGHT_TO_LEFT);
		for (int i = 1; i <= 6; i++) {
			JButton b = new JButton("" + i);
			b.setMargin(margin);
			p.add(b);
		}

		f.getContentPane().add(p);
		f.addWindowListener(new WindowAdapter() {
			public void windowClosing(WindowEvent evt) {
				System.exit(0);
			}
		});

		f.pack();
		f.setVisible(true);
	}
}