jquery-ui/ui/ui.stackfix.js

40 lines
1.6 KiB
JavaScript

/*
* jQuery UI Stackfix @VERSION
*
* Copyright (c) 2009 AUTHORS.txt (http://jqueryui.com/about)
* Dual licensed under the MIT (MIT-LICENSE.txt)
* and GPL (GPL-LICENSE.txt) licenses.
*
* http://docs.jquery.com/UI/Stackfix
*/
(function($){
// This is only for IE6
$.fn.stackfix = $.browser.msie && /6.0/.test(navigator.userAgent) ? function(s) {
s = $.extend({
top : 'auto', // auto == .currentStyle.borderTopWidth
left : 'auto', // auto == .currentStyle.borderLeftWidth
width : 'auto', // auto == offsetWidth
height : 'auto', // auto == offsetHeight
opacity : true,
src : 'javascript:false;'
}, s || {});
var prop = function(n){return n&&n.constructor==Number?n+'px':n;},
html = '<iframe class="ui-stackfix"frameborder="0"tabindex="-1"src="'+s.src+'"'+
'style="display:block;position:absolute;z-index:-1;'+
(s.opacity !== false?'filter:Alpha(Opacity=\'0\');':'')+
'top:'+(s.top=='auto'?'expression(((parseInt(this.parentNode.currentStyle.borderTopWidth)||0)*-1)+\'px\')':prop(s.top))+';'+
'left:'+(s.left=='auto'?'expression(((parseInt(this.parentNode.currentStyle.borderLeftWidth)||0)*-1)+\'px\')':prop(s.left))+';'+
'width:'+(s.width=='auto'?'expression(this.parentNode.offsetWidth+\'px\')':prop(s.width))+';'+
'height:'+(s.height=='auto'?'expression(this.parentNode.offsetHeight+\'px\')':prop(s.height))+';'+
'"/>';
return this.each(function() {
if ( $('> iframe.ui-stackfix', this).length == 0 )
this.insertBefore( document.createElement(html), this.firstChild );
});
} : function() {
return this;
};
})(jQuery);