source: companies/serpro/expressoMail1_2/js/fckeditor/editor/_source/classes/fckicon.js @ 903

/*
 * FCKeditor - The text editor for internet
 * Copyright (C) 2003-2006 Frederico Caldeira Knabben
 * 
 * Licensed under the terms of the GNU Lesser General Public License:
 *              http://www.opensource.org/licenses/lgpl-license.php
 * 
 * For further information visit:
 *              http://www.fckeditor.net/
 * 
 * "Support Open Source software. What about a donation today?"
 * 
 * File Name: fckicon.js
 *      FCKIcon Class: renders an icon from a single image, a strip or even a
 *      spacer.
 * 
 * File Authors:
 *              Frederico Caldeira Knabben (fredck@fckeditor.net)
 */

var FCKIcon = function( iconPathOrStripInfoArray )
{
        var sTypeOf = iconPathOrStripInfoArray ? typeof( iconPathOrStripInfoArray ) : 'undefined' ;
        switch ( sTypeOf )
        {
                case 'number' :
                        this.Path = FCKConfig.SkinPath + 'fck_strip.gif' ;
                        this.Size = 16 ;
                        this.Position = iconPathOrStripInfoArray ;
                        break ;
                
                case 'undefined' :
                        this.Path = FCK_SPACER_PATH ;
                        break ;
                
                case 'string' :
                        this.Path = iconPathOrStripInfoArray ;
                        break ;
                
                default :
                        // It is an array in the format [ StripFilePath, IconSize, IconPosition ]
                        this.Path               = iconPathOrStripInfoArray[0] ;
                        this.Size               = iconPathOrStripInfoArray[1] ;
                        this.Position   = iconPathOrStripInfoArray[2] ;
        }
}

FCKIcon.prototype.CreateIconElement = function( document )
{
        var eIcon ;
        
        if ( this.Position )            // It is using an icons strip image.
        {
                var sPos = '-' + ( ( this.Position - 1 ) * this.Size ) + 'px' ;
        
                if ( FCKBrowserInfo.IsIE )
                {
                        // <div class="TB_Button_Image"><img src="strip.gif" style="top:-16px"></div>
                        
                        eIcon = document.createElement( 'DIV' ) ;
                        
                        var eIconImage = eIcon.appendChild( document.createElement( 'IMG' ) ) ;
                        eIconImage.src = this.Path ;
                        eIconImage.style.top = sPos ;
                }
                else
                {
                        // <img class="TB_Button_Image" src="spacer.gif" style="background-position: 0px -16px;background-image: url(strip.gif);">
                        
                        eIcon = document.createElement( 'IMG' ) ;
                        eIcon.src = FCK_SPACER_PATH ;
                        eIcon.style.backgroundPosition  = '0px ' + sPos ;
                        eIcon.style.backgroundImage             = 'url(' + this.Path + ')' ;
                }
        }
        else                                    // It is using a single icon image.
        {
                // This is not working well with IE. See notes bellow.
                // <img class="TB_Button_Image" src="smiley.gif">
//              eIcon = document.createElement( 'IMG' ) ;
//              eIcon.src = this.Path ? this.Path : FCK_SPACER_PATH ;

                // IE makes the button 1px higher if using the <img> directly, so we
                // are changing to the <div> system to clip the image correctly.
                eIcon = document.createElement( 'DIV' ) ;
                
                var eIconImage = eIcon.appendChild( document.createElement( 'IMG' ) ) ;
                eIconImage.src = this.Path ? this.Path : FCK_SPACER_PATH ;
        }
        
        eIcon.className = 'TB_Button_Image' ;

        return eIcon ;
}