- /*
- * @(#)SynthMenuUI.java 1.11 03/12/19
- *
- * Copyright 2004 Sun Microsystems, Inc. All rights reserved.
- * SUN PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
- */
- package javax.swing.plaf.synth;
-
- import java.awt.*;
- import java.awt.event.*;
- import java.beans.*;
- import javax.swing.*;
- import javax.swing.event.*;
- import javax.swing.plaf.*;
- import javax.swing.plaf.basic.*;
- import javax.swing.border.*;
- import java.util.Arrays;
- import java.util.ArrayList;
- import sun.swing.plaf.synth.SynthUI;
-
-
- /**
- * Synth's MenuUI.
- *
- * @version 1.11, 12/19/03
- * @author Georges Saab
- * @author David Karlton
- * @author Arnaud Weber
- */
- class SynthMenuUI extends BasicMenuUI implements PropertyChangeListener,
- SynthUI {
- private SynthStyle style;
- private SynthStyle accStyle;
-
- private String acceleratorDelimiter;
-
- public static ComponentUI createUI(JComponent x) {
- return new SynthMenuUI();
- }
-
- protected void installDefaults() {
- updateStyle(menuItem);
- }
-
- protected void installListeners() {
- super.installListeners();
- menuItem.addPropertyChangeListener(this);
- }
-
- private void updateStyle(JMenuItem mi) {
- SynthStyle oldStyle = style;
- SynthContext context = getContext(mi, ENABLED);
-
- style = SynthLookAndFeel.updateStyle(context, this);
- if (oldStyle != style) {
- String prefix = getPropertyPrefix();
- defaultTextIconGap = style.getInt(
- context, prefix + ".textIconGap", 4);
- if (menuItem.getMargin() == null ||
- (menuItem.getMargin() instanceof UIResource)) {
- Insets insets = (Insets)style.get(context, prefix + ".margin");
-
- if (insets == null) {
- // Some places assume margins are non-null.
- insets = SynthLookAndFeel.EMPTY_UIRESOURCE_INSETS;
- }
- menuItem.setMargin(insets);
- }
- acceleratorDelimiter = style.getString(context, prefix +
- ".acceleratorDelimiter", "+");
-
- arrowIcon = style.getIcon(context, prefix + ".arrowIcon");
-
- checkIcon = style.getIcon(context, prefix + ".checkIcon");
-
-
- ((JMenu)menuItem).setDelay(style.getInt(context, prefix +
- ".delay", 200));
- if (oldStyle != null) {
- uninstallKeyboardActions();
- installKeyboardActions();
- }
- }
- context.dispose();
-
- SynthContext accContext = getContext(mi, Region.MENU_ITEM_ACCELERATOR,
- ENABLED);
-
- accStyle = SynthLookAndFeel.updateStyle(accContext, this);
- accContext.dispose();
- }
-
- protected void uninstallDefaults() {
- SynthContext context = getContext(menuItem, ENABLED);
- style.uninstallDefaults(context);
- context.dispose();
- style = null;
-
- SynthContext accContext = getContext(menuItem,
- Region.MENU_ITEM_ACCELERATOR, ENABLED);
- accStyle.uninstallDefaults(accContext);
- accContext.dispose();
- accStyle = null;
-
- super.uninstallDefaults();
- }
-
- protected void uninstallListeners() {
- super.uninstallListeners();
- menuItem.removePropertyChangeListener(this);
- }
-
- public SynthContext getContext(JComponent c) {
- return getContext(c, getComponentState(c));
- }
-
- SynthContext getContext(JComponent c, int state) {
- Region region = getRegion(c);
- return SynthContext.getContext(SynthContext.class, c, region,
- style, state);
- }
-
- public SynthContext getContext(JComponent c, Region region) {
- return getContext(c, region, getComponentState(c, region));
- }
-
- private SynthContext getContext(JComponent c, Region region, int state) {
- return SynthContext.getContext(SynthContext.class, c,
- region, accStyle, state);
- }
-
- private Region getRegion(JComponent c) {
- return SynthLookAndFeel.getRegion(c);
- }
-
- private int getComponentState(JComponent c) {
- int state;
-
- if (!c.isEnabled()) {
- return DISABLED;
- }
- if (menuItem.isArmed()) {
- state = MOUSE_OVER;
- }
- else {
- state = SynthLookAndFeel.getComponentState(c);
- }
- if (menuItem.isSelected()) {
- state |= SELECTED;
- }
- return state;
- }
-
- private int getComponentState(JComponent c, Region region) {
- return getComponentState(c);
- }
-
- protected Dimension getPreferredMenuItemSize(JComponent c,
- Icon checkIcon,
- Icon arrowIcon,
- int defaultTextIconGap) {
- SynthContext context = getContext(c);
- SynthContext accContext = getContext(c, Region.MENU_ITEM_ACCELERATOR);
- Dimension value = SynthMenuItemUI.getPreferredMenuItemSize(
- context, accContext, useCheckAndArrow(), c, checkIcon,
- arrowIcon, defaultTextIconGap, acceleratorDelimiter);
- context.dispose();
- accContext.dispose();
- return value;
- }
-
-
- public void update(Graphics g, JComponent c) {
- SynthContext context = getContext(c);
-
- SynthLookAndFeel.update(context, g);
- context.getPainter().paintMenuBackground(context,
- g, 0, 0, c.getWidth(), c.getHeight());
- paint(context, g);
- context.dispose();
- }
-
- public void paint(Graphics g, JComponent c) {
- SynthContext context = getContext(c);
-
- paint(context, g);
- context.dispose();
- }
-
- protected void paint(SynthContext context, Graphics g) {
- SynthContext accContext = getContext(menuItem,
- Region.MENU_ITEM_ACCELERATOR);
- SynthMenuItemUI.paint(context, accContext, g, checkIcon, arrowIcon,
- useCheckAndArrow(), acceleratorDelimiter,
- defaultTextIconGap);
- accContext.dispose();
- }
-
- public void paintBorder(SynthContext context, Graphics g, int x,
- int y, int w, int h) {
- context.getPainter().paintMenuBorder(context, g, x, y, w, h);
- }
-
- public void propertyChange(PropertyChangeEvent e) {
- if (SynthLookAndFeel.shouldUpdateStyle(e)) {
- updateStyle((JMenu)e.getSource());
- }
- }
-
- private boolean useCheckAndArrow() {
- return !((JMenu)menuItem).isTopLevelMenu();
- }
- }