42 lines
1.0 KiB
JavaScript
42 lines
1.0 KiB
JavaScript
// Copyright 2012 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// copied from $GOROOT/doc/godocs.js
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function bindEvent(el, e, fn) {
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if (el.addEventListener){
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el.addEventListener(e, fn, false);
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} else if (el.attachEvent){
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el.attachEvent('on'+e, fn);
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}
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}
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function godocs_bindSearchEvents() {
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var search = document.getElementById('search');
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if (!search) {
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// no search box (index disabled)
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return;
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}
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function clearInactive() {
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if (search.className == "inactive") {
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search.value = "";
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search.className = "";
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}
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}
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function restoreInactive() {
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if (search.value !== "") {
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return;
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}
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if (search.type != "search") {
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search.value = search.getAttribute("placeholder");
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}
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search.className = "inactive";
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}
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restoreInactive();
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bindEvent(search, 'focus', clearInactive);
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bindEvent(search, 'blur', restoreInactive);
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}
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bindEvent(window, 'load', godocs_bindSearchEvents);
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