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The first steps

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neingeist 2005-10-30 17:30:11 +00:00 • committed by orange
commit 7c86c5fc32
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ui/default/iepngfix.htc Normal file
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<public:component>
<public:attach event="onpropertychange" onevent="doFix()" />
<script>
// IE5.5+ PNG Alpha Fix v1.0 by Angus Turnbull http://www.twinhelix.com
// Free usage permitted as long as this notice remains intact.
// This must be a path to a blank image. That's all the configuration you need here.
var blankImg = 'ui/default/blank.gif';
var f = 'DXImageTransform.Microsoft.AlphaImageLoader';
function filt(s, m) {
if (filters[f]) {
filters[f].enabled = s ? true : false;
if (s) with (filters[f]) { src = s; sizingMethod = m }
} else if (s) style.filter = 'progid:'+f+'(src="'+s+'",sizingMethod="'+m+'")';
}
function doFix() {
if ((parseFloat(navigator.userAgent.match(/MSIE (\S+)/)[1]) < 5.5) ||
(event && !/(background|src)/.test(event.propertyName))) return;
if (tagName == 'IMG') {
if ((/\.png$/i).test(src)) {
filt(src, 'image'); // was 'scale'
src = blankImg;
} else if (src.indexOf(blankImg) < 0) filt();
} else if (style.backgroundImage) {
if (style.backgroundImage.match(/^url[("']+(.*\.png)[)"']+$/i)) {
var s = RegExp.$1;
style.backgroundImage = '';
filt(s, 'crop');
} else filt();
}
}
doFix();
</script>
</public:component>