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1: /* BasicToggleButtonUI.java 2: Copyright (C) 2002, 2004, 2005 Free Software Foundation, Inc. 3: 4: This file is part of GNU Classpath. 5: 6: GNU Classpath is free software; you can redistribute it and/or modify 7: it under the terms of the GNU General Public License as published by 8: the Free Software Foundation; either version 2, or (at your option) 9: any later version. 10: 11: GNU Classpath is distributed in the hope that it will be useful, but 12: WITHOUT ANY WARRANTY; without even the implied warranty of 13: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14: General Public License for more details. 15: 16: You should have received a copy of the GNU General Public License 17: along with GNU Classpath; see the file COPYING. If not, write to the 18: Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 19: 02110-1301 USA. 20: 21: Linking this library statically or dynamically with other modules is 22: making a combined work based on this library. Thus, the terms and 23: conditions of the GNU General Public License cover the whole 24: combination. 25: 26: As a special exception, the copyright holders of this library give you 27: permission to link this library with independent modules to produce an 28: executable, regardless of the license terms of these independent 29: modules, and to copy and distribute the resulting executable under 30: terms of your choice, provided that you also meet, for each linked 31: independent module, the terms and conditions of the license of that 32: module. An independent module is a module which is not derived from 33: or based on this library. If you modify this library, you may extend 34: this exception to your version of the library, but you are not 35: obligated to do so. If you do not wish to do so, delete this 36: exception statement from your version. */ 37: 38: 39: package javax.swing.plaf.basic; 40: 41: import java.awt.Font; 42: import java.awt.Graphics; 43: import java.awt.Rectangle; 44: 45: import javax.swing.AbstractButton; 46: import javax.swing.JComponent; 47: import javax.swing.SwingUtilities; 48: import javax.swing.plaf.ComponentUI; 49: 50: public class BasicToggleButtonUI extends BasicButtonUI 51: { 52: public static ComponentUI createUI(final JComponent component) 53: { 54: return new BasicToggleButtonUI(); 55: } 56: 57: /** 58: * Returns the prefix for the UI defaults property for this UI class. 59: * This is 'ToggleButton' for this class. 60: * 61: * @return the prefix for the UI defaults property 62: */ 63: protected String getPropertyPrefix() 64: { 65: return "ToggleButton."; 66: } 67: 68: /** 69: * Paint the component, which is an {@link AbstractButton}, according to 70: * its current state. 71: * 72: * @param g The graphics context to paint with 73: * @param c The component to paint the state of 74: */ 75: public void paint(Graphics g, JComponent c) 76: { 77: AbstractButton b = (AbstractButton) c; 78: 79: Rectangle tr = new Rectangle(); 80: Rectangle ir = new Rectangle(); 81: Rectangle vr = new Rectangle(); 82: 83: Font f = c.getFont(); 84: 85: g.setFont(f); 86: 87: if (b.isBorderPainted()) 88: SwingUtilities.calculateInnerArea(b, vr); 89: else 90: vr = SwingUtilities.getLocalBounds(b); 91: String text = SwingUtilities.layoutCompoundLabel(c, g.getFontMetrics(f), 92: b.getText(), 93: currentIcon(b), 94: b.getVerticalAlignment(), 95: b.getHorizontalAlignment(), 96: b.getVerticalTextPosition(), 97: b.getHorizontalTextPosition(), 98: vr, ir, tr, 99: b.getIconTextGap() 100: + defaultTextShiftOffset); 101: 102: if ((b.getModel().isArmed() && b.getModel().isPressed()) 103: || b.isSelected()) 104: paintButtonPressed(g, b); 105: 106: paintIcon(g, b, ir); 107: if (text != null) 108: paintText(g, b, tr, text); 109: if (b.isFocusOwner() && b.isFocusPainted()) 110: paintFocus(g, b, vr, tr, ir); 111: } 112: 113: /** 114: * Paints the icon for the toggle button. This delegates to 115: * {@link BasicButtonUI#paintIcon(Graphics, JComponent, Rectangle)}. 116: * 117: * @param g the graphics context 118: * @param b the button to paint the icon for 119: * @param iconRect the area allocated for the icon 120: */ 121: protected void paintIcon(Graphics g, AbstractButton b, Rectangle iconRect) 122: { 123: super.paintIcon(g, b, iconRect); 124: } 125: }
GNU Classpath (0.20) |