33 lines
923 B
XML
33 lines
923 B
XML
<?xml version="1.0"?>
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<window xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"
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xmlns:html="http://www.w3.org/1999/xhtml"
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onload="run()">
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<tree id="tr" flex="1">
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<treecols>
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<treecol/>
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</treecols>
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<treechildren>
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<html:optgroup id="group">
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<html:option id="victim" label="never see this"/>
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</html:optgroup>
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</treechildren>
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</tree>
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<script type="text/javascript"><![CDATA[
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function run() {
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group = document.getElementById("group");
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tc = document.createElement("treechildren");
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group.appendChild(tc);
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v = document.getElementById("victim");
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v.parentNode.removeChild(v);
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v = null;
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tree = document.getElementById("tr");
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col = tree.columns[0];
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alert(tree.view.getItemAtIndex(1, col));
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}
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]]></script>
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</window>
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