53 lines
1.3 KiB
JavaScript
53 lines
1.3 KiB
JavaScript
// ikiwiki's javascript utility function library
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var hooks;
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// Run onload as soon as the DOM is ready, if possible.
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// gecko, opera 9
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if (document.addEventListener) {
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document.addEventListener("DOMContentLoaded", run_hooks_onload, false);
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}
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// other browsers
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window.onload = run_hooks_onload;
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function run_hooks_onload() {
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// avoid firing twice
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if (arguments.callee.done)
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return;
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arguments.callee.done = true;
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run_hooks("onload");
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}
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function run_hooks(name) {
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if (typeof(hooks) != "undefined") {
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for (var i = 0; i < hooks.length; i++) {
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if (hooks[i].name == name) {
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hooks[i].call();
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}
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}
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}
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}
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function hook(name, call) {
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if (typeof(hooks) == "undefined")
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hooks = new Array;
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hooks.push({name: name, call: call});
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}
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function getElementsByClass(cls, node, tag) {
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if (document.getElementsByClass)
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return document.getElementsByClass(cls, node, tag);
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if (! node) node = document;
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if (! tag) tag = '*';
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var ret = new Array();
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var pattern = new RegExp("(^|\\s)"+cls+"(\\s|$)");
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var els = node.getElementsByTagName(tag);
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for (i = 0; i < els.length; i++) {
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if ( pattern.test(els[i].className) ) {
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ret.push(els[i]);
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}
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}
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return ret;
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}
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