java 布局之FlowLayout

FloswLayout是每个JPanel对象的默认布局管理器，它就是按照顺序行云流水般的把所有的组件一个一个的画上去。例子很简单

/*
* BoxLayoutDemo.java requires no other files.
*/

import java.awt.Component;
import java.awt.ComponentOrientation;
import java.awt.Container;
import java.awt.FlowLayout;

import javax.swing.BoxLayout;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JPanel;

public class BoxLayouts extends JFrame{

private JButton btn1 = new JButton("Button1");
private JButton btn2 = new JButton("Button2");
private JButton btn3 = new JButton("Button3 what a fine day");
private JButton btn4 = new JButton("Button4 what a fine da");
private JButton btn5 = new JButton("Button5 what a fine d");
private JButton btn6 = new JButton("Button6 what a fines");
private JButton btn7 = new JButton("Button7");
private JButton btn8 = new JButton("Button8");
private JButton btn9 = new JButton("Button3 what a fine day");
private JButton btn10 = new JButton("Button4 what a fine da");
private JButton btn11 = new JButton("Button5 what a fine d");
private JButton btn12 = new JButton("Button6 what a fines");
BoxLayouts()
{
super();
initComponent();

}
private void initComponent()
{
Container container = this.getContentPane();
//container.setLayout(new BoxLayout(container,BoxLayout.LINE_AXIS));
container.setLayout(new FlowLayout());
container.add(btn1);
container.add(btn2);
container.add(btn3);
container.add(btn4);
container.add(btn5);
container.add(btn6);
container.add(btn7);
container.add(btn8);
container.add(btn9);
container.add(btn10);
container.add(btn11);
container.add(btn12);
}

public static void main(String[] args)
{
BoxLayouts frame = new BoxLayouts();
frame.pack();
frame.setVisible(true);
}

}
程序运行结果：