JTabbedPane标签面板例证

JTabbedPane标签面板例子

隐藏面板使用

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package Assis;

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import java.awt.*;

import java.awt.event.*;

import javax.swing.*;

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public class TabbedPaneDemo extends JFrame implements ActionListener {

private static final long serialVersionUID = 1L;

private ImageIcon m_tabimage;

private ImageIcon m_tab1;

private ImageIcon m_tab2;

private ImageIcon m_tab3;

private JTabbedPane m_tabbedPane;

private JButton m_topButton;

private JButton m_bottomButton;

private JButton m_leftButton;

private JButton m_rightButton;

private JButton m_addButton;

private JButton m_removeButton;

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public TabbedPaneDemo() {

// 创建选项卡的图标

m_tabimage = new ImageIcon("tabimage.gif");

// 创建三个图标

m_tab1 = new ImageIcon("1.gif");

m_tab2 = new ImageIcon("2.gif");

m_tab3 = new ImageIcon("3.gif");

// ＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝

// 下面是功能按钮面板的创建过程

// ＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝

JPanel buttonPanel = new JPanel();

buttonPanel.setLayout(new GridLayout(1, 6));

m_topButton = new JButton("顶部");

m_bottomButton = new JButton("底部");

m_leftButton = new JButton("左边");

m_rightButton = new JButton("右边");

m_addButton = new JButton("添加选项卡");

m_removeButton = new JButton("删除选项卡");

// 添加事件监听器

m_topButton.addActionListener(this);

m_bottomButton.addActionListener(this);

m_leftButton.addActionListener(this);

m_rightButton.addActionListener(this);

m_addButton.addActionListener(this);

m_removeButton.addActionListener(this);

// 把四个功能按钮加入功能按钮面板中

buttonPanel.add(m_topButton);

buttonPanel.add(m_bottomButton);

buttonPanel.add(m_leftButton);

buttonPanel.add(m_rightButton);

buttonPanel.add(m_addButton);

buttonPanel.add(m_removeButton);

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// 把选项卡窗格容器和功能按钮面板加入到内容窗格容器中

m_tabbedPane = new JTabbedPane(SwingConstants.TOP);

getContentPane().add("South", buttonPanel);

getContentPane().add("Center", m_tabbedPane);

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// 创建三个选项卡

createTab();

createTab();

createTab();

// 设置显示第一个选项卡

m_tabbedPane.setSelectedIndex(0);

}

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// 创建选项卡

public void createTab() {

JLabel label = null;

switch (m_tabbedPane.getTabCount() % 3) {

case 0:

label = new JLabel("Tab #" + m_tabbedPane.getTabCount(), m_tab1,

SwingConstants.CENTER);

break;

case 1:

label = new JLabel("Tab #" + m_tabbedPane.getTabCount(), m_tab2,

SwingConstants.CENTER);

break;

case 2:

label = new JLabel("Tab #" + m_tabbedPane.getTabCount(), m_tab3,

SwingConstants.CENTER);

break;

}

label.setVerticalTextPosition(SwingConstants.BOTTOM);

label.setHorizontalTextPosition(SwingConstants.CENTER);

label.setOpaque(true);

label.setBackground(Color.white);

// 把新创建的选项卡添加到选项卡容器中

m_tabbedPane.addTab("Tab #" + m_tabbedPane.getTabCount(), m_tabimage,

label);

}

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// 删除选项卡

public void deleteTab() {

// 删除最后一个选项卡

if (m_tabbedPane.getTabCount() > 0)

m_tabbedPane.removeTabAt(m_tabbedPane.getTabCount() - 1);

}

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// 处理按钮事件

public void actionPerformed(ActionEvent e) {

if (e.getSource() == m_topButton)

m_tabbedPane.setTabPlacement(SwingConstants.TOP);

else if (e.getSource() == m_bottomButton)

m_tabbedPane.setTabPlacement(SwingConstants.BOTTOM);

else if (e.getSource() == m_leftButton)

m_tabbedPane.setTabPlacement(SwingConstants.LEFT);

else if (e.getSource() == m_rightButton)

m_tabbedPane.setTabPlacement(SwingConstants.RIGHT);

else if (e.getSource() == m_addButton)

createTab();

else if (e.getSource() == m_removeButton)

deleteTab();

// 重新绘制选项卡容器

m_tabbedPane.revalidate();

m_tabbedPane.repaint();

}

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// 程序的入口方法

public static void main(String[] args) {

TabbedPaneDemo frame = new TabbedPaneDemo();

// 设置框架窗体的事件监听(关闭窗体事件)

frame.addWindowListener(new WindowAdapter() {

public void windowClosing(WindowEvent e) {

System.exit(0);

}

});

// 显示框架窗体

frame.pack();

frame.setVisible(true);

}

}

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出处 ?: http://lvdong5830.iteye.com/blog/574695