author | ohair |
Tue, 28 Dec 2010 15:53:50 -0800 | |
changeset 7668 | d4a77089c587 |
parent 5506 | 202f599c92aa |
child 20168 | 137788883a22 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2002, 2010, Oracle and/or its affiliates. All rights reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. Oracle designates this |
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* particular file as subject to the "Classpath" exception as provided |
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* by Oracle in the LICENSE file that accompanied this code. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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* or visit www.oracle.com if you need additional information or have any |
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* questions. |
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*/ |
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package javax.swing.plaf.synth; |
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import java.awt.*; |
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import java.beans.PropertyChangeEvent; |
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import java.beans.PropertyChangeListener; |
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import javax.swing.*; |
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import javax.swing.plaf.*; |
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import javax.swing.plaf.basic.*; |
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import sun.swing.MenuItemLayoutHelper; |
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/** |
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* Provides the Synth L&F UI delegate for |
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* {@link javax.swing.JMenuItem}. |
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* |
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* @author Georges Saab |
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* @author David Karlton |
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* @author Arnaud Weber |
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* @author Fredrik Lagerblad |
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* @since 1.7 |
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*/ |
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public class SynthMenuItemUI extends BasicMenuItemUI implements |
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PropertyChangeListener, SynthUI { |
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private SynthStyle style; |
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private SynthStyle accStyle; |
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/** |
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* Creates a new UI object for the given component. |
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* |
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* @param c component to create UI object for |
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* @return the UI object |
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*/ |
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public static ComponentUI createUI(JComponent c) { |
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return new SynthMenuItemUI(); |
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} |
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/** |
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* @inheritDoc |
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*/ |
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@Override |
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public void uninstallUI(JComponent c) { |
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super.uninstallUI(c); |
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// Remove values from the parent's Client Properties. |
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JComponent p = MenuItemLayoutHelper.getMenuItemParent((JMenuItem) c); |
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if (p != null) { |
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p.putClientProperty( |
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SynthMenuItemLayoutHelper.MAX_ACC_OR_ARROW_WIDTH, null); |
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} |
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} |
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/** |
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* @inheritDoc |
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*/ |
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@Override |
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protected void installDefaults() { |
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updateStyle(menuItem); |
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} |
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/** |
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* @inheritDoc |
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*/ |
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@Override |
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protected void installListeners() { |
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super.installListeners(); |
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menuItem.addPropertyChangeListener(this); |
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} |
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private void updateStyle(JMenuItem mi) { |
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SynthContext context = getContext(mi, ENABLED); |
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SynthStyle oldStyle = style; |
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style = SynthLookAndFeel.updateStyle(context, this); |
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if (oldStyle != style) { |
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String prefix = getPropertyPrefix(); |
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Object value = style.get(context, prefix + ".textIconGap"); |
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if (value != null) { |
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LookAndFeel.installProperty(mi, "iconTextGap", value); |
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} |
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defaultTextIconGap = mi.getIconTextGap(); |
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if (menuItem.getMargin() == null || |
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(menuItem.getMargin() instanceof UIResource)) { |
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Insets insets = (Insets)style.get(context, prefix + ".margin"); |
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if (insets == null) { |
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// Some places assume margins are non-null. |
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insets = SynthLookAndFeel.EMPTY_UIRESOURCE_INSETS; |
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} |
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menuItem.setMargin(insets); |
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} |
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acceleratorDelimiter = style.getString(context, prefix + |
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".acceleratorDelimiter", "+"); |
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arrowIcon = style.getIcon(context, prefix + ".arrowIcon"); |
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checkIcon = style.getIcon(context, prefix + ".checkIcon"); |
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if (oldStyle != null) { |
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uninstallKeyboardActions(); |
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installKeyboardActions(); |
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} |
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} |
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context.dispose(); |
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SynthContext accContext = getContext(mi, Region.MENU_ITEM_ACCELERATOR, |
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ENABLED); |
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accStyle = SynthLookAndFeel.updateStyle(accContext, this); |
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accContext.dispose(); |
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} |
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/** |
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* @inheritDoc |
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*/ |
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@Override |
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protected void uninstallDefaults() { |
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SynthContext context = getContext(menuItem, ENABLED); |
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style.uninstallDefaults(context); |
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context.dispose(); |
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style = null; |
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SynthContext accContext = getContext(menuItem, |
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Region.MENU_ITEM_ACCELERATOR, ENABLED); |
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accStyle.uninstallDefaults(accContext); |
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accContext.dispose(); |
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accStyle = null; |
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super.uninstallDefaults(); |
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} |
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/** |
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* @inheritDoc |
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*/ |
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@Override |
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protected void uninstallListeners() { |
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super.uninstallListeners(); |
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menuItem.removePropertyChangeListener(this); |
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} |
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/** |
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* @inheritDoc |
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*/ |
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@Override |
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public SynthContext getContext(JComponent c) { |
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return getContext(c, getComponentState(c)); |
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} |
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SynthContext getContext(JComponent c, int state) { |
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return SynthContext.getContext(SynthContext.class, c, |
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SynthLookAndFeel.getRegion(c), style, state); |
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} |
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SynthContext getContext(JComponent c, Region region) { |
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return getContext(c, region, getComponentState(c, region)); |
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} |
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private SynthContext getContext(JComponent c, Region region, int state) { |
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return SynthContext.getContext(SynthContext.class, c, |
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region, accStyle, state); |
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} |
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private int getComponentState(JComponent c) { |
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int state; |
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if (!c.isEnabled()) { |
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state = DISABLED; |
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} |
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else if (menuItem.isArmed()) { |
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state = MOUSE_OVER; |
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} |
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else { |
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state = SynthLookAndFeel.getComponentState(c); |
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} |
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if (menuItem.isSelected()) { |
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state |= SELECTED; |
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} |
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return state; |
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} |
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private int getComponentState(JComponent c, Region region) { |
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return getComponentState(c); |
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} |
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/** |
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* @inheritDoc |
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*/ |
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@Override |
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protected Dimension getPreferredMenuItemSize(JComponent c, |
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Icon checkIcon, |
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Icon arrowIcon, |
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int defaultTextIconGap) { |
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SynthContext context = getContext(c); |
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SynthContext accContext = getContext(c, Region.MENU_ITEM_ACCELERATOR); |
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Dimension value = SynthGraphicsUtils.getPreferredMenuItemSize( |
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context, accContext, c, checkIcon, arrowIcon, |
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defaultTextIconGap, acceleratorDelimiter, |
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MenuItemLayoutHelper.useCheckAndArrow(menuItem), |
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getPropertyPrefix()); |
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context.dispose(); |
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accContext.dispose(); |
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return value; |
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} |
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/** |
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* Notifies this UI delegate to repaint the specified component. |
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* This method paints the component background, then calls |
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* the {@link #paint(SynthContext,Graphics)} method. |
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* |
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* <p>In general, this method does not need to be overridden by subclasses. |
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* All Look and Feel rendering code should reside in the {@code paint} method. |
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* |
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* @param g the {@code Graphics} object used for painting |
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* @param c the component being painted |
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* @see #paint(SynthContext,Graphics) |
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*/ |
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@Override |
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public void update(Graphics g, JComponent c) { |
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SynthContext context = getContext(c); |
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SynthLookAndFeel.update(context, g); |
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paintBackground(context, g, c); |
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paint(context, g); |
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context.dispose(); |
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} |
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/** |
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* Paints the specified component according to the Look and Feel. |
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* <p>This method is not used by Synth Look and Feel. |
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* Painting is handled by the {@link #paint(SynthContext,Graphics)} method. |
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* |
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* @param g the {@code Graphics} object used for painting |
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* @param c the component being painted |
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* @see #paint(SynthContext,Graphics) |
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*/ |
260 |
@Override |
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public void paint(Graphics g, JComponent c) { |
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SynthContext context = getContext(c); |
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paint(context, g); |
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context.dispose(); |
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} |
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/** |
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* Paints the specified component. |
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* |
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* @param context context for the component being painted |
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* @param g the {@code Graphics} object used for painting |
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* @see #update(Graphics,JComponent) |
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*/ |
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protected void paint(SynthContext context, Graphics g) { |
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SynthContext accContext = getContext(menuItem, |
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Region.MENU_ITEM_ACCELERATOR); |
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// Refetch the appropriate check indicator for the current state |
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String prefix = getPropertyPrefix(); |
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Icon checkIcon = style.getIcon(context, prefix + ".checkIcon"); |
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Icon arrowIcon = style.getIcon(context, prefix + ".arrowIcon"); |
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SynthGraphicsUtils.paint(context, accContext, g, checkIcon, arrowIcon, |
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acceleratorDelimiter, defaultTextIconGap, getPropertyPrefix()); |
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accContext.dispose(); |
286 |
} |
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void paintBackground(SynthContext context, Graphics g, JComponent c) { |
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SynthGraphicsUtils.paintBackground(context, g, c); |
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} |
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/** |
293 |
* @inheritDoc |
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*/ |
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295 |
@Override |
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2 | 296 |
public void paintBorder(SynthContext context, Graphics g, int x, |
297 |
int y, int w, int h) { |
|
298 |
context.getPainter().paintMenuItemBorder(context, g, x, y, w, h); |
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299 |
} |
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/** |
302 |
* @inheritDoc |
|
303 |
*/ |
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304 |
@Override |
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2 | 305 |
public void propertyChange(PropertyChangeEvent e) { |
306 |
if (SynthLookAndFeel.shouldUpdateStyle(e)) { |
|
307 |
updateStyle((JMenuItem)e.getSource()); |
|
308 |
} |
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309 |
} |
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310 |
} |