/* * Copyright (c) 1998, 2014, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. Oracle designates this * particular file as subject to the "Classpath" exception as provided * by Oracle in the LICENSE file that accompanied this code. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ package javax.swing.plaf.metal; import sun.swing.SwingUtilities2; import sun.awt.AppContext; import java.awt.*; import java.awt.event.*; import javax.swing.*; import javax.swing.plaf.basic.*; import javax.swing.border.*; import javax.swing.plaf.*; import java.io.Serializable; import javax.swing.text.View; /** * RadioButtonUI implementation for MetalRadioButtonUI *

* 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 applications running * the same version of Swing. As of 1.4, support for long term storage * of all JavaBeans * has been added to the java.beans package. * Please see {@link java.beans.XMLEncoder}. * * @author Michael C. Albers (Metal modifications) * @author Jeff Dinkins (original BasicRadioButtonCode) */ @SuppressWarnings("serial") // Same-version serialization only public class MetalRadioButtonUI extends BasicRadioButtonUI { private static final Object METAL_RADIO_BUTTON_UI_KEY = new Object(); /** * The color of the focused radio button. */ protected Color focusColor; /** * The color of the selected radio button. */ protected Color selectColor; /** * The color of a disabled text. */ protected Color disabledTextColor; private boolean defaults_initialized = false; // ******************************** // Create PlAF // ******************************** /** * Returns an instance of {@code MetalRadioButtonUI}. * * @param c a component * @return an instance of {@code MetalRadioButtonUI} */ public static ComponentUI createUI(JComponent c) { AppContext appContext = AppContext.getAppContext(); MetalRadioButtonUI metalRadioButtonUI = (MetalRadioButtonUI) appContext.get(METAL_RADIO_BUTTON_UI_KEY); if (metalRadioButtonUI == null) { metalRadioButtonUI = new MetalRadioButtonUI(); appContext.put(METAL_RADIO_BUTTON_UI_KEY, metalRadioButtonUI); } return metalRadioButtonUI; } // ******************************** // Install Defaults // ******************************** public void installDefaults(AbstractButton b) { super.installDefaults(b); if(!defaults_initialized) { focusColor = UIManager.getColor(getPropertyPrefix() + "focus"); selectColor = UIManager.getColor(getPropertyPrefix() + "select"); disabledTextColor = UIManager.getColor(getPropertyPrefix() + "disabledText"); defaults_initialized = true; } LookAndFeel.installProperty(b, "opaque", Boolean.TRUE); } protected void uninstallDefaults(AbstractButton b) { super.uninstallDefaults(b); defaults_initialized = false; } // ******************************** // Default Accessors // ******************************** /** * Returns the color of the selected {@code JRadioButton}. * * @return the color of the selected {@code JRadioButton} */ protected Color getSelectColor() { return selectColor; } /** * Returns the color of the disabled text. * * @return the color of the disabled text */ protected Color getDisabledTextColor() { return disabledTextColor; } /** * Returns the color of the focused {@code JRadioButton}. * * @return the color of the focused {@code JRadioButton} */ protected Color getFocusColor() { return focusColor; } // ******************************** // Paint Methods // ******************************** public synchronized void paint(Graphics g, JComponent c) { AbstractButton b = (AbstractButton) c; ButtonModel model = b.getModel(); Dimension size = c.getSize(); int w = size.width; int h = size.height; Font f = c.getFont(); g.setFont(f); FontMetrics fm = SwingUtilities2.getFontMetrics(c, g, f); Rectangle viewRect = new Rectangle(size); Rectangle iconRect = new Rectangle(); Rectangle textRect = new Rectangle(); Insets i = c.getInsets(); viewRect.x += i.left; viewRect.y += i.top; viewRect.width -= (i.right + viewRect.x); viewRect.height -= (i.bottom + viewRect.y); Icon altIcon = b.getIcon(); Icon selectedIcon = null; Icon disabledIcon = null; String text = SwingUtilities.layoutCompoundLabel( c, fm, b.getText(), altIcon != null ? altIcon : getDefaultIcon(), b.getVerticalAlignment(), b.getHorizontalAlignment(), b.getVerticalTextPosition(), b.getHorizontalTextPosition(), viewRect, iconRect, textRect, b.getIconTextGap()); // fill background if(c.isOpaque()) { g.setColor(b.getBackground()); g.fillRect(0,0, size.width, size.height); } // Paint the radio button if(altIcon != null) { if(!model.isEnabled()) { if(model.isSelected()) { altIcon = b.getDisabledSelectedIcon(); } else { altIcon = b.getDisabledIcon(); } } else if(model.isPressed() && model.isArmed()) { altIcon = b.getPressedIcon(); if(altIcon == null) { // Use selected icon altIcon = b.getSelectedIcon(); } } else if(model.isSelected()) { if(b.isRolloverEnabled() && model.isRollover()) { altIcon = b.getRolloverSelectedIcon(); if (altIcon == null) { altIcon = b.getSelectedIcon(); } } else { altIcon = b.getSelectedIcon(); } } else if(b.isRolloverEnabled() && model.isRollover()) { altIcon = b.getRolloverIcon(); } if(altIcon == null) { altIcon = b.getIcon(); } altIcon.paintIcon(c, g, iconRect.x, iconRect.y); } else { getDefaultIcon().paintIcon(c, g, iconRect.x, iconRect.y); } // Draw the Text if(text != null) { View v = (View) c.getClientProperty(BasicHTML.propertyKey); if (v != null) { v.paint(g, textRect); } else { int mnemIndex = b.getDisplayedMnemonicIndex(); if(model.isEnabled()) { // *** paint the text normally g.setColor(b.getForeground()); } else { // *** paint the text disabled g.setColor(getDisabledTextColor()); } SwingUtilities2.drawStringUnderlineCharAt(c,g,text, mnemIndex, textRect.x, textRect.y + fm.getAscent()); } if(b.hasFocus() && b.isFocusPainted() && textRect.width > 0 && textRect.height > 0 ) { paintFocus(g,textRect,size); } } } protected void paintFocus(Graphics g, Rectangle t, Dimension d){ g.setColor(getFocusColor()); g.drawRect(t.x-1, t.y-1, t.width+1, t.height+1); } }