/*
* @(#)BasicToggleButtonUI.java 1.60 09/08/10
*
* Copyright 2006 Sun Microsystems, Inc. All rights reserved.
* SUN PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
*/
package javax.swing.plaf.basic;
import sun.awt.AppContext;
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import javax.swing.border.*;
import javax.swing.plaf.*;
import javax.swing.text.View;
/**
* BasicToggleButton implementation
* <p>
*
* @version 1.60 08/10/09
* @author Jeff Dinkins
*/
public class BasicToggleButtonUI extends BasicButtonUI {
private static final Object BASIC_TOGGLE_BUTTON_UI_KEY = new Object();
private final static String propertyPrefix = "ToggleButton" + ".";
// ********************************
// Create PLAF
// ********************************
public static ComponentUI createUI(JComponent b) {
AppContext appContext = AppContext.getAppContext();
BasicToggleButtonUI toggleButtonUI =
(BasicToggleButtonUI) appContext.get(BASIC_TOGGLE_BUTTON_UI_KEY);
if (toggleButtonUI == null) {
toggleButtonUI = new BasicToggleButtonUI();
appContext.put(BASIC_TOGGLE_BUTTON_UI_KEY, toggleButtonUI);
}
return toggleButtonUI;
}
protected String getPropertyPrefix() {
return propertyPrefix;
}
// ********************************
// Paint Methods
// ********************************
public void paint(Graphics g, JComponent c) {
AbstractButton b = (AbstractButton) c;
ButtonModel model = b.getModel();
Dimension size = b.getSize();
FontMetrics fm = g.getFontMetrics();
Insets i = c.getInsets();
Rectangle viewRect = new Rectangle(size);
viewRect.x += i.left;
viewRect.y += i.top;
viewRect.width -= (i.right + viewRect.x);
viewRect.height -= (i.bottom + viewRect.y);
Rectangle iconRect = new Rectangle();
Rectangle textRect = new Rectangle();
Font f = c.getFont();
g.setFont(f);
// layout the text and icon
String text = SwingUtilities.layoutCompoundLabel(
c, fm, b.getText(), b.getIcon(),
b.getVerticalAlignment(), b.getHorizontalAlignment(),
b.getVerticalTextPosition(), b.getHorizontalTextPosition(),
viewRect, iconRect, textRect,
b.getText() == null ? 0 : b.getIconTextGap());
g.setColor(b.getBackground());
if (model.isArmed() && model.isPressed() || model.isSelected()) {
paintButtonPressed(g,b);
}
// Paint the Icon
if(b.getIcon() != null) {
paintIcon(g, b, iconRect);
}
// Draw the Text
if(text != null && !text.equals("")) {
View v = (View) c.getClientProperty(BasicHTML.propertyKey);
if (v != null) {
v.paint(g, textRect);
} else {
paintText(g, b, textRect, text);
}
}
// draw the dashed focus line.
if (b.isFocusPainted() && b.hasFocus()) {
paintFocus(g, b, viewRect, textRect, iconRect);
}
}
protected void paintIcon(Graphics g, AbstractButton b, Rectangle iconRect) {
ButtonModel model = b.getModel();
Icon icon = null;
if(!model.isEnabled()) {
if(model.isSelected()) {
icon = (Icon) b.getDisabledSelectedIcon();
} else {
icon = (Icon) b.getDisabledIcon();
}
} else if(model.isPressed() && model.isArmed()) {
icon = (Icon) b.getPressedIcon();
if(icon == null) {
// Use selected icon
icon = (Icon) b.getSelectedIcon();
}
} else if(model.isSelected()) {
if(b.isRolloverEnabled() && model.isRollover()) {
icon = (Icon) b.getRolloverSelectedIcon();
if (icon == null) {
icon = (Icon) b.getSelectedIcon();
}
} else {
icon = (Icon) b.getSelectedIcon();
}
} else if(b.isRolloverEnabled() && model.isRollover()) {
icon = (Icon) b.getRolloverIcon();
}
if(icon == null) {
icon = (Icon) b.getIcon();
}
icon.paintIcon(b, g, iconRect.x, iconRect.y);
}
/**
* Overriden so that the text will not be rendered as shifted for
* Toggle buttons and subclasses.
*/
protected int getTextShiftOffset() {
return 0;
}
}