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MetalButtonUI.java
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1998-06-30
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/*
* @(#)MetalButtonUI.java 1.14 98/04/10
*
* Copyright (c) 1997 Sun Microsystems, Inc. All Rights Reserved.
*
* This software is the confidential and proprietary information of Sun
* Microsystems, Inc. ("Confidential Information"). You shall not
* disclose such Confidential Information and shall use it only in
* accordance with the terms of the license agreement you entered into
* with Sun.
*
* SUN MAKES NO REPRESENTATIONS OR WARRANTIES ABOUT THE SUITABILITY OF THE
* SOFTWARE, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
* IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
* PURPOSE, OR NON-INFRINGEMENT. SUN SHALL NOT BE LIABLE FOR ANY DAMAGES
* SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR DISTRIBUTING
* THIS SOFTWARE OR ITS DERIVATIVES.
*
*/
package com.sun.java.swing.plaf.metal;
import com.sun.java.swing.*;
import com.sun.java.swing.border.*;
import com.sun.java.swing.plaf.basic.*;
import java.awt.*;
import java.awt.event.*;
import com.sun.java.swing.plaf.*;
/**
* MetalButtonUI implementation
* <p>
* Warning: serialized objects of this class will not be compatible with
* future swing releases. The current serialization support is appropriate
* for short term storage or RMI between Swing1.0 applications. It will
* not be possible to load serialized Swing1.0 objects with future releases
* of Swing. The JDK1.2 release of Swing will be the compatibility
* baseline for the serialized form of Swing objects.
*
* @version 1.14 04/10/98
* @author Tom Santos
*/
public class MetalButtonUI extends BasicButtonUI {
protected Color getSelectColor() { return UIManager.getColor("Button.pressed"); }
protected Color getDisabledTextColor() { return UIManager.getColor("Button.disabledText"); }
protected Color getFocusColor() { return UIManager.getColor("Button.focus"); }
private final static MetalButtonUI metalButtonUI = new MetalButtonUI();
public static ComponentUI createUI(JComponent c) {
return metalButtonUI;
}
public void installUI(JComponent c) {
super.installUI(c);
c.setOpaque(true);
}
protected void paintButtonPressed(Graphics g, AbstractButton b) {
if (b.isOpaque() ) {
Dimension size = b.getSize();
g.setColor( getSelectColor() );
g.fillRect( 0, 0, size.width, size.height );
}
}
protected void paintFocus(Graphics g, AbstractButton b,
Rectangle viewRect, Rectangle textRect, Rectangle iconRect){
Rectangle focusRect = new Rectangle();
String text = b.getText();
boolean isIcon = b.getIcon() != null;
// If there is text
if ( text != null & !text.equals( "" ) ) {
if ( !isIcon ) {
focusRect.setBounds( textRect );
}
else {
focusRect.setBounds( iconRect.union( textRect ) );
}
}
// If there is an icon and no text
else if ( isIcon ) {
focusRect.setBounds( iconRect );
}
g.setColor(getFocusColor());
g.drawRect((focusRect.x-1), (focusRect.y-1),
focusRect.width+1, focusRect.height+1);
/*
g.setColor(getFocusColor());
if (b instanceof JButton) {
if ( ((JButton)b).isDefaultButton() ) {
g.drawRect(3,3, size.width-7, size.height-7);
}
}
g.drawRect(2,2, size.width-5, size.height-5);
*/
}
protected void paintText(Graphics g, JComponent c, Rectangle textRect, String text) {
AbstractButton b = (AbstractButton) c;
ButtonModel model = b.getModel();
FontMetrics fm = g.getFontMetrics();
/* Draw the Text */
if(model.isEnabled()) {
/*** paint the text normally */
g.setColor(b.getForeground());
BasicGraphicsUtils.drawString(g,text, model.getMnemonic(),
textRect.x,
textRect.y + fm.getAscent());
}
else {
/*** paint the text disabled ***/
g.setColor(UIManager.getColor("Button.disabledText"));
BasicGraphicsUtils.drawString(g,text,model.getMnemonic(),
textRect.x, textRect.y + fm.getAscent());
}
}
protected BasicButtonListener createListener(JComponent c) {
return new MetalButtonListener((AbstractButton) c);
}
}
class MetalButtonListener extends BasicButtonListener
{
public MetalButtonListener(AbstractButton b) {
super(b);
}
public void focusGained(FocusEvent e) {
Component c = (Component)e.getSource();
c.repaint();
}
}