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85 lines
2.0 KiB
Plaintext
85 lines
2.0 KiB
Plaintext
<public:component lightWeight="true">
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<public:attach event="onpropertychange" onevent="propertyChanged()" />
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<public:attach event="onbeforeprint" onevent="beforePrint()" for="window"/>
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<public:attach event="onafterprint" onevent="afterPrint()" for="window"/>
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<script>
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/*
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* PNG Behavior
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*
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* This script was created by Erik Arvidsson (http://webfx.eae.net/contact.html#erik)
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* for WebFX (http://webfx.eae.net)
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* Copyright 2002-2004
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*
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* For usage see license at http://webfx.eae.net/license.html
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*
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* Version: 1.02
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* Created: 2001-??-?? First working version
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* Updated: 2002-03-28 Fixed issue when starting with a non png image and
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* switching between non png images
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* 2003-01-06 Fixed RegExp to correctly work with IE 5.0x
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* 2004-05-09 When printing revert to original
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*
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*/
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var supported = /MSIE ((5\.5)|6)/.test(navigator.userAgent) && navigator.platform == "Win32",
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realSrc,
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blankSrc = "skins/default/images/blank.gif",
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isPrinting = false;
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if (supported) fixImage();
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function propertyChanged() {
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if (!supported || isPrinting) return;
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var pName = event.propertyName;
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if (pName != "src") return;
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// if not set to blank
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if (!new RegExp(blankSrc).test(src))
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fixImage();
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};
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function fixImage() {
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// get src
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var src = element.src;
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// check for real change
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if (src == realSrc && /\.png$/i.test(src)) {
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element.src = blankSrc;
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return;
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}
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if ( ! new RegExp(blankSrc).test(src)) {
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// backup old src
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realSrc = src;
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}
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// test for png
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if (/\.png$/i.test(realSrc)) {
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// set blank image
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element.src = blankSrc;
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// set filter
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element.runtimeStyle.filter = "progid:DXImageTransform.Microsoft." +
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"AlphaImageLoader(src='" + src + "',sizingMethod='scale')";
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}
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else {
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// remove filter
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element.runtimeStyle.filter = "";
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}
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}
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function beforePrint() {
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isPrinting = true;
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element.src = realSrc;
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element.runtimeStyle.filter = "";
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realSrc = null;
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}
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function afterPrint() {
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isPrinting = false;
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fixImage();
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}
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</script>
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</public:component>
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