BoxLayout：胶 : 布局 « 图形用户界面


  

/*

Definitive Guide to Swing for Java 2, Second Edition

By John Zukowski     

ISBN: 1-893115-78-X

Publisher: APress

*/



import java.awt.BorderLayout;

import java.awt.Container;

import java.awt.GridLayout;



import javax.swing.BorderFactory;

import javax.swing.Box;

import javax.swing.JButton;

import javax.swing.JFrame;

import javax.swing.JPanel;



public class GlueSample {

  public static void main(String args[]) {

    Box horizontalBox;

    JPanel panel;

    JFrame frame = new JFrame("Horizontal Glue");

    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);



    Container contentPane = frame.getContentPane();

    contentPane.setLayout(new GridLayout(0, 1));



    horizontalBox = Box.createHorizontalBox();

    horizontalBox.add(Box.createGlue());

    horizontalBox.add(new JButton("Left"));

    horizontalBox.add(new JButton("Middle"));

    horizontalBox.add(new JButton("Right"));

    panel = new JPanel(new BorderLayout());

    panel.add(horizontalBox);

    panel.setBorder(BorderFactory.createTitledBorder("Beginning Glue"));

    contentPane.add(panel);



    horizontalBox = Box.createHorizontalBox();

    horizontalBox.add(new JButton("Left"));

    horizontalBox.add(Box.createGlue());

    horizontalBox.add(new JButton("Middle"));

    horizontalBox.add(Box.createGlue());

    horizontalBox.add(new JButton("Right"));

    panel = new JPanel(new BorderLayout());

    panel.add(horizontalBox);

    panel.setBorder(BorderFactory.createTitledBorder("2 Middle Glues"));

    contentPane.add(panel);



    horizontalBox = Box.createHorizontalBox();

    horizontalBox.add(Box.createGlue());

    horizontalBox.add(new JButton("Left"));

    horizontalBox.add(new JButton("Middle"));

    horizontalBox.add(new JButton("Right"));

    horizontalBox.add(Box.createGlue());

    panel = new JPanel(new BorderLayout());

    panel.add(horizontalBox);

    panel

        .setBorder(BorderFactory

            .createTitledBorder("Beginning/End Glues"));

    contentPane.add(panel);



    horizontalBox = Box.createHorizontalBox();

    horizontalBox.add(new JButton("Left"));

    horizontalBox.add(new JButton("Middle"));

    horizontalBox.add(new JButton("Right"));

    panel = new JPanel(new BorderLayout());

    horizontalBox.add(Box.createGlue());

    panel.add(horizontalBox);

    panel.setBorder(BorderFactory.createTitledBorder("End Glue"));

    contentPane.add(panel);



    frame.setSize(300, 300);

    frame.setVisible(true);

  }

}
BoxLayout：胶 : 布局 « 图形用户界面 « Java
