Package org.pushingpixels.substance.internal.ui

Source Code of org.pushingpixels.substance.internal.ui.SubstanceCheckBoxMenuItemUI

/*
* Copyright (c) 2005-2010 Substance Kirill Grouchnikov. All Rights Reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
*  o Redistributions of source code must retain the above copyright notice,
*    this list of conditions and the following disclaimer.
*    
*  o Redistributions in binary form must reproduce the above copyright notice,
*    this list of conditions and the following disclaimer in the documentation
*    and/or other materials provided with the distribution.
*    
*  o Neither the name of Substance Kirill Grouchnikov nor the names of
*    its contributors may be used to endorse or promote products derived
*    from this software without specific prior written permission.
*    
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package org.pushingpixels.substance.internal.ui;

import java.awt.*;
import java.awt.event.MouseEvent;
import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;

import javax.swing.*;
import javax.swing.plaf.ComponentUI;
import javax.swing.plaf.UIResource;
import javax.swing.plaf.basic.BasicCheckBoxMenuItemUI;

import org.pushingpixels.substance.internal.animation.StateTransitionTracker;
import org.pushingpixels.substance.internal.animation.TransitionAwareUI;
import org.pushingpixels.substance.internal.utils.*;
import org.pushingpixels.substance.internal.utils.icon.CheckBoxMenuItemIcon;
import org.pushingpixels.substance.internal.utils.menu.MenuUtilities;
import org.pushingpixels.substance.internal.utils.menu.SubstanceMenu;
import org.pushingpixels.substance.internal.utils.menu.MenuUtilities.MenuPropertyListener;

/**
* UI for check box menu items in <b>Substance</b> look and feel.
*
* @author Kirill Grouchnikov
*/
public class SubstanceCheckBoxMenuItemUI extends BasicCheckBoxMenuItemUI
    implements SubstanceMenu, TransitionAwareUI {
  /**
   * Rollover listener.
   */
  protected RolloverMenuItemListener substanceRolloverListener;

  protected StateTransitionTracker stateTransitionTracker;

  /**
   * Listens on all changes to the underlying menu item.
   */
  protected MenuPropertyListener substanceMenuPropertyListener;

  protected PropertyChangeListener substancePropertyListener;

  /*
   * (non-Javadoc)
   *
   * @see javax.swing.plaf.ComponentUI#createUI(javax.swing.JComponent)
   */
  public static ComponentUI createUI(JComponent comp) {
    SubstanceCoreUtilities.testComponentCreationThreadingViolation(comp);
    JCheckBoxMenuItem item = (JCheckBoxMenuItem) comp;
    // add rollover listener
    item.setRolloverEnabled(true);
    return new SubstanceCheckBoxMenuItemUI((JCheckBoxMenuItem) comp);
  }

  public SubstanceCheckBoxMenuItemUI(JCheckBoxMenuItem menuItem) {
    this.stateTransitionTracker = new StateTransitionTracker(menuItem,
        menuItem.getModel());
  }

  /*
   * (non-Javadoc)
   *
   * @see javax.swing.plaf.basic.BasicMenuItemUI#installListeners()
   */
  @Override
  protected void installListeners() {
    super.installListeners();

    // Improving performance on big menus.
    this.substanceMenuPropertyListener = new MenuPropertyListener(
        this.menuItem);
    this.substanceMenuPropertyListener.install();
    // fix for defect 109 - storing reference to rollover listener
    this.substanceRolloverListener = new RolloverMenuItemListener(
        this.menuItem, this.stateTransitionTracker);
    this.menuItem.addMouseListener(this.substanceRolloverListener);

    this.stateTransitionTracker.registerModelListeners();

    this.substancePropertyListener = new PropertyChangeListener() {
      public void propertyChange(PropertyChangeEvent evt) {
        if (AbstractButton.MODEL_CHANGED_PROPERTY.equals(evt
            .getPropertyName())) {
          stateTransitionTracker.setModel((ButtonModel) evt
              .getNewValue());
        }
        if ("font".equals(evt.getPropertyName())) {
          SwingUtilities.invokeLater(new Runnable() {
            public void run() {
              if (menuItem != null) {
                menuItem.updateUI();
              }
            }
          });
        }
      }
    };
    this.menuItem.addPropertyChangeListener(this.substancePropertyListener);
  }

  /*
   * (non-Javadoc)
   *
   * @see javax.swing.plaf.basic.BasicMenuItemUI#uninstallListeners()
   */
  @Override
  protected void uninstallListeners() {
    super.uninstallListeners();

    // Improving performance on big menus.
    this.substanceMenuPropertyListener.uninstall();
    this.substanceMenuPropertyListener = null;

    // fix for defect 109 - unregistering rollover listener
    this.menuItem.removeMouseListener(this.substanceRolloverListener);
    this.substanceRolloverListener = null;

    this.menuItem
        .removePropertyChangeListener(this.substancePropertyListener);
    this.substancePropertyListener = null;

    this.stateTransitionTracker.unregisterModelListeners();
  }

  /*
   * (non-Javadoc)
   *
   * @see javax.swing.plaf.basic.BasicMenuItemUI#installDefaults()
   */
  @Override
  protected void installDefaults() {
    super.installDefaults();
    if (this.checkIcon == null || this.checkIcon instanceof UIResource) {
      this.checkIcon = new CheckBoxMenuItemIcon(this.menuItem,
          1 + SubstanceSizeUtils
              .getMenuCheckMarkSize(SubstanceSizeUtils
                  .getComponentFontSize(this.menuItem)));
    }
    this.defaultTextIconGap = SubstanceSizeUtils
        .getTextIconGap(SubstanceSizeUtils
            .getComponentFontSize(this.menuItem));
  }

  /*
   * (non-Javadoc)
   *
   * @see org.pushingpixels.substance.SubstanceMenu#getAssociatedMenuItem()
   */
  public JMenuItem getAssociatedMenuItem() {
    return this.menuItem;
  }

  /*
   * (non-Javadoc)
   *
   * @see org.pushingpixels.substance.SubstanceMenu#getAcceleratorFont()
   */
  public Font getAcceleratorFont() {
    return this.acceleratorFont;
  }

  /*
   * (non-Javadoc)
   *
   * @see org.pushingpixels.substance.SubstanceMenu#getArrowIcon()
   */
  public Icon getArrowIcon() {
    return this.arrowIcon;
  }

  /*
   * (non-Javadoc)
   *
   * @see org.pushingpixels.substance.SubstanceMenu#getCheckIcon()
   */
  public Icon getCheckIcon() {
    return this.checkIcon;
  }

  /*
   * (non-Javadoc)
   *
   * @see org.pushingpixels.substance.SubstanceMenu#getDefaultTextIconGap()
   */
  public int getDefaultTextIconGap() {
    return this.defaultTextIconGap;
  }

  /*
   * (non-Javadoc)
   *
   * @see
   * javax.swing.plaf.basic.BasicMenuItemUI#getPreferredMenuItemSize(javax
   * .swing.JComponent, javax.swing.Icon, javax.swing.Icon, int)
   */
  @Override
  protected Dimension getPreferredMenuItemSize(JComponent c, Icon checkIcon,
      Icon arrowIcon, int defaultTextIconGap) {
    Dimension superDim = super.getPreferredMenuItemSize(c, checkIcon,
        arrowIcon, defaultTextIconGap);
    return new Dimension(MenuUtilities.getPreferredWidth(menuItem),
        superDim.height);
  }

  /*
   * (non-Javadoc)
   *
   * @see
   * javax.swing.plaf.basic.BasicMenuItemUI#paintMenuItem(java.awt.Graphics,
   * javax.swing.JComponent, javax.swing.Icon, javax.swing.Icon,
   * java.awt.Color, java.awt.Color, int)
   */
  @Override
  protected void paintMenuItem(Graphics g, JComponent c, Icon checkIcon,
      Icon arrowIcon, Color background, Color foreground,
      int defaultTextIconGap) {
    MenuUtilities.paintMenuItem(g, menuItem, checkIcon, arrowIcon,
        defaultTextIconGap);
  }

  @Override
  public StateTransitionTracker getTransitionTracker() {
    return this.stateTransitionTracker;
  }

  @Override
  public boolean isInside(MouseEvent me) {
    return true;
  }
}
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