SquirrelJME/SquirrelJME

// -*- Mode: Java; indent-tabs-mode: t; tab-width: 4 -*-
// ---------------------------------------------------------------------------
// SquirrelJME
//     Copyright (C) Stephanie Gawroriski <xer@multiphasicapps.net>
// ---------------------------------------------------------------------------
// SquirrelJME is under the Mozilla Public License Version 2.0.
// See license.mkd for licensing and copyright information.
// ---------------------------------------------------------------------------

package javax.microedition.lcdui;

/**
 * This is a package public mutable class which represents single choices
 * within anything which uses choices.
 * 
 * These choices are only comparable against themselves
 *
 * @since 2017/08/20
 */
final class __ChoiceEntry__
{
    /** The string to display for this choice. */
    volatile String _label;
    
    /** The image to display for this choice. */
    volatile Image _image;
    
    /** The font to use for this choice. */
    volatile Font _font;
    
    /** Is this entry selected? */
    volatile boolean _selected;
    
    /** Is this item disabled? (is enabled by default) */
    volatile boolean _disabled;
    
    /**
     * Initializes a choice entry with default values.
     *
     * @param __s The string to display.
     * @param __i The image to display.
     * @since 2017/08/20
     */
    __ChoiceEntry__(String __s, Image __i)
    {
        // Set
        this._label = __s;
        this._image = __i;
    }
    
    /**
     * {@inheritDoc}
     * @since 2020/10/18
     */
    @Override
    public final boolean equals(Object __o)
    {
        return this == __o;
    }
    
    /**
     * {@inheritDoc}
     * @since 2020/10/18
     */
    @Override
    public final int hashCode()
    {
        int rv = System.identityHashCode(this);
        
        rv ^= (this._selected ? 0x8000_0000 : 0x4000_0000);
        rv ^= (this._disabled ? 0x0800_0000 : 0x0400_0000);
        rv ^= (this._label != null ?
            (this._label.hashCode() | 0x0080_0000) : 0x0040_0000);
        rv ^= (this._image != null ?
            (this._image.hashCode() | 0x0008_0000) : 0x0004_0000);
        rv ^= (this._font != null ?
            (this._font.hashCode() | 0x0000_8000) : 0x0000_4000);
        
        return rv;
    }
}