2 * --------------------------------------------------------------------
3 * jQuery-Plugin "pngFix"
4 * Version: 1.2, 09.03.2009
5 * by Andreas Eberhard, andreas.eberhard@gmail.com
6 * http://jquery.andreaseberhard.de/
8 * Copyright (c) 2007 Andreas Eberhard
9 * Licensed under GPL (http://www.opensource.org/licenses/gpl-license.php)
12 * 09.03.2009 Version 1.2
13 * - Update for jQuery 1.3.x, removed @ from selectors
14 * 11.09.2007 Version 1.1
15 * - removed noConflict
16 * - added png-support for input type=image
17 * - 01.08.2007 CSS background-image support extension added by Scott Jehl, scott@filamentgroup.com, http://www.filamentgroup.com
18 * 31.05.2007 initial Version 1.0
19 * --------------------------------------------------------------------
20 * @example $(function(){$(document).pngFix();});
21 * @desc Fixes all PNG's in the document on document.ready
23 * jQuery(function(){jQuery(document).pngFix();});
24 * @desc Fixes all PNG's in the document on document.ready when using noConflict
26 * @example $(function(){$('div.examples').pngFix();});
27 * @desc Fixes all PNG's within div with class examples
29 * @example $(function(){$('div.examples').pngFix( { blankgif:'ext.gif' } );});
30 * @desc Fixes all PNG's within div with class examples, provides blank gif for input with png
31 * --------------------------------------------------------------------
36 jQuery.fn.pngFix = function(settings) {
39 settings = jQuery.extend({
43 var ie55 = (navigator.appName == "Microsoft Internet Explorer" && parseInt(navigator.appVersion) == 4 && navigator.appVersion.indexOf("MSIE 5.5") != -1);
44 var ie6 = (navigator.appName == "Microsoft Internet Explorer" && parseInt(navigator.appVersion) == 4 && navigator.appVersion.indexOf("MSIE 6.0") != -1);
46 if (jQuery.browser.msie && (ie55 || ie6)) {
48 //fix images with png-source
49 jQuery(this).find("img[src$=.png]").each(function() {
51 jQuery(this).attr('width',jQuery(this).width());
52 jQuery(this).attr('height',jQuery(this).height());
56 var imgId = (jQuery(this).attr('id')) ? 'id="' + jQuery(this).attr('id') + '" ' : '';
57 var imgClass = (jQuery(this).attr('class')) ? 'class="' + jQuery(this).attr('class') + '" ' : '';
58 var imgTitle = (jQuery(this).attr('title')) ? 'title="' + jQuery(this).attr('title') + '" ' : '';
59 var imgAlt = (jQuery(this).attr('alt')) ? 'alt="' + jQuery(this).attr('alt') + '" ' : '';
60 var imgAlign = (jQuery(this).attr('align')) ? 'float:' + jQuery(this).attr('align') + ';' : '';
61 var imgHand = (jQuery(this).parent().attr('href')) ? 'cursor:hand;' : '';
62 if (this.style.border) {
63 prevStyle += 'border:'+this.style.border+';';
64 this.style.border = '';
66 if (this.style.padding) {
67 prevStyle += 'padding:'+this.style.padding+';';
68 this.style.padding = '';
70 if (this.style.margin) {
71 prevStyle += 'margin:'+this.style.margin+';';
72 this.style.margin = '';
74 var imgStyle = (this.style.cssText);
76 strNewHTML += '<span '+imgId+imgClass+imgTitle+imgAlt;
77 strNewHTML += 'style="position:relative;white-space:pre-line;display:inline-block;background:transparent;'+imgAlign+imgHand;
78 strNewHTML += 'width:' + jQuery(this).width() + 'px;' + 'height:' + jQuery(this).height() + 'px;';
79 strNewHTML += 'filter:progid:DXImageTransform.Microsoft.AlphaImageLoader' + '(src=\'' + jQuery(this).attr('src') + '\', sizingMethod=\'scale\');';
80 strNewHTML += imgStyle+'"></span>';
82 strNewHTML = '<span style="position:relative;display:inline-block;'+prevStyle+imgHand+'width:' + jQuery(this).width() + 'px;' + 'height:' + jQuery(this).height() + 'px;'+'">' + strNewHTML + '</span>';
86 jQuery(this).after(strNewHTML);
90 // fix css background pngs
91 jQuery(this).find("*").each(function(){
92 var bgIMG = jQuery(this).css('background-image');
93 if(bgIMG.indexOf(".png")!=-1){
94 var iebg = bgIMG.split('url("')[1].split('")')[0];
95 jQuery(this).css('background-image', 'none');
96 jQuery(this).get(0).runtimeStyle.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='" + iebg + "',sizingMethod='scale')";
100 //fix input with png-source
101 jQuery(this).find("input[src$=.png]").each(function() {
102 var bgIMG = jQuery(this).attr('src');
103 jQuery(this).get(0).runtimeStyle.filter = 'progid:DXImageTransform.Microsoft.AlphaImageLoader' + '(src=\'' + bgIMG + '\', sizingMethod=\'scale\');';
104 jQuery(this).attr('src', settings.blankgif)