/*
*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*
*/
package org.apache.airavata.xbaya.gui;
import java.awt.BasicStroke;
import java.awt.Color;
import java.awt.Dimension;
import java.awt.FlowLayout;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import javax.swing.BorderFactory;
import javax.swing.JButton;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JTabbedPane;
import javax.swing.plaf.basic.BasicButtonUI;
public class TabLabelButton extends JPanel implements ActionListener{
private static final long serialVersionUID = 1L;
private JTabbedPane tabPanel;
private ActionListener closeButtonListener;
public TabLabelButton(final JTabbedPane pane, String closeButtonTip) {
super();
setTabPanel(pane);
FlowLayout layout = new FlowLayout(FlowLayout.LEFT);
layout.setAlignment(FlowLayout.LEFT);
layout.setVgap(0);
layout.setHgap(0);
setLayout(layout);
setOpaque(false);
JLabel label = new JLabel() {
private static final long serialVersionUID = 1L;
public String getText() {
int i = pane.indexOfTabComponent(TabLabelButton.this);
if (i != -1) {
TabLabelButton.this.updateUI();
return pane.getTitleAt(i);
}
return null;
}
};
add(label);
label.setBorder(BorderFactory.createEmptyBorder(0, 0, 0, 5));
final JButton button = new JButton(){
private static final long serialVersionUID = 1L;
protected void paintComponent(Graphics g) {
super.paintComponent(g);
//Only if the selected tab is this tab we draw the close
if (pane.indexOfTabComponent(TabLabelButton.this)==pane.getSelectedIndex()){
Graphics2D drawer = (Graphics2D) g.create();
if (getModel().isPressed()) {
drawer.translate(1, 1);
}
drawer.setStroke(new BasicStroke(2));
drawer.setColor(Color.GRAY);
if (getModel().isRollover()) {
drawer.setColor(new Color(200,0,0));
}
setBorderPainted(getModel().isRollover());
int delta = 7;
int right = (getWidth()-1) - delta;
int bottom = (getHeight()-1) - delta;
drawer.drawLine(delta, delta, right, bottom);
drawer.drawLine(right, delta, delta, bottom);
drawer.dispose();
}
}
};
button.setPreferredSize(new Dimension(20, 20));
button.setToolTipText(closeButtonTip);
button.setUI(new BasicButtonUI());
button.setContentAreaFilled(false);
button.setFocusable(false);
button.setBorder(BorderFactory.createLineBorder(Color.GRAY));
button.setBorderPainted(false);
button.setRolloverEnabled(true);
button.addActionListener(this);
add(button);
setBorder(BorderFactory.createEmptyBorder(2, 0, 0, 0));
}
public JTabbedPane getTabPanel() {
return tabPanel;
}
public void setTabPanel(JTabbedPane tabPanel) {
this.tabPanel = tabPanel;
}
public ActionListener getCloseButtonListener() {
return closeButtonListener;
}
public void setCloseButtonListener(ActionListener closeButtonListener) {
this.closeButtonListener = closeButtonListener;
}
@Override
public void actionPerformed(ActionEvent event) {
if (getTabPanel().indexOfTabComponent(TabLabelButton.this)==getTabPanel().getSelectedIndex()){
if (getCloseButtonListener()!=null){
getCloseButtonListener().actionPerformed(event);
}
}else{
getTabPanel().setSelectedIndex(getTabPanel().indexOfTabComponent(TabLabelButton.this));
}
}
}