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Dev: Update comments for browser feature detection
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@ -100,17 +100,13 @@ function _fnLanguageCompat( oLanguage )
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/**
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* From some browsers (specifically IE6/7) we need special handling to work around browser
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* bugs - this function is used to detect when these workarounds are needed.
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* Browser feature detection for capabilities, quirks
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* @param {object} oSettings dataTables settings object
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* @memberof DataTable#oApi
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*/
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function _fnBrowserDetect( oSettings )
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{
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/* IE6/7 will oversize a width 100% element inside a scrolling element, to include the
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* width of the scrollbar, while other browsers ensure the inner element is contained
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* without forcing scrolling
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*/
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// Scrolling feature / quirks detection
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var n = $(
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'<div style="position:absolute; top:0; left:0; height:1px; width:1px; overflow:hidden">'+
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'<div style="position:absolute; top:1px; left:1px; width:100px; overflow:scroll;">'+
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@ -119,7 +115,13 @@ function _fnBrowserDetect( oSettings )
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'</div>')[0];
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document.body.appendChild( n );
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// IE6/7 will oversize a width 100% element inside a scrolling element, to
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// include the width of the scrollbar, while other browsers ensure the inner
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// element is contained without forcing scrolling
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oSettings.oBrowser.bScrollOversize = $('#DT_BrowserTest', n)[0].offsetWidth === 100 ? true : false;
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// In rtl text layout, some browsers (most, but not all) will place the
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// scrollbar on the left, rather than the right.
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oSettings.oBrowser.bScrollbarLeft = $('#DT_BrowserTest', n).offset().left !== 1 ? true : false;
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document.body.removeChild( n );
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}
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