121 lines
3.8 KiB
JavaScript
121 lines
3.8 KiB
JavaScript
/*
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Copyright (C) 2008 Alina Friedrichsen <x-alina@gmx.net>
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions
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are met:
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1. Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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SUCH DAMAGE.
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*/
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function initDropdowns() {
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var aSelects = XHTML1.getElementsByTagName("select");
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var isIE6 = false /*@cc_on || @_jscript_version < 5.7 @*/;
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function showPlaceholder(sel) {
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if( ! sel._ph ) {
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var box = sel.getBoundingClientRect();
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sel._dm = sel.currentStyle.display;
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sel._ph = document.createElement('input');
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sel.parentNode.insertBefore(sel._ph, sel);
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sel._ph.style.width = ( box.right - box.left ) + 'px';
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sel._ph.style.height = ( box.bottom - box.top ) + 'px';
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sel._ph.style.margin = sel.currentStyle.margin;
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}
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sel._ph.value = sel.options[sel.selectedIndex].text;
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sel._ph.style.display = sel._dm;
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sel.style.display = 'none';
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}
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function hidePlaceholder(sel) {
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if( sel._ph ) sel._ph.style.display = 'none';
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sel.style.display = sel._dm;
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}
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function hideSelects() {
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for(var i = 0; i < aSelects.length; i++) {
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showPlaceholder(aSelects[i]);
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}
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}
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function showSelects() {
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for(var i = 0; i < aSelects.length; i++) {
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hidePlaceholder(aSelects[i]);
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}
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}
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function onmouseover(evt) {
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XHTML1.addClass(evt.currentTarget, "over");
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if( isIE6 ) hideSelects();
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}
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function onmouseout(evt) {
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XHTML1.removeClass(evt.currentTarget, "over");
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if( isIE6 ) showSelects();
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}
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function onfocus(evt) {
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for(var element = evt.currentTarget; element; element = element.parentNode) {
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if(XHTML1.isElement(element, "li")) {
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XHTML1.addClass(element, "focus");
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}
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}
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if( isIE6 ) hideSelects();
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}
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function onblur(evt) {
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for(var element = evt.currentTarget; element; element = element.parentNode) {
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if(XHTML1.isElement(element, "li")) {
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XHTML1.removeClass(element, "focus");
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}
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}
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if( isIE6 ) showSelects();
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}
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if(document.all) {
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var liElements = XHTML1.getElementsByTagName("li");
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for(var i = 0; i < liElements.length; i++) {
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var li = liElements[i];
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for(var element = li.parentNode; element; element = element.parentNode) {
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if(XHTML1.isElement(element, "ul") && XHTML1.containsClass(element, "dropdowns")) {
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XHTML1.addEventListener(li, "mouseover", onmouseover);
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XHTML1.addEventListener(li, "mouseout", onmouseout);
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break;
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}
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}
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}
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}
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var aElements = XHTML1.getElementsByTagName("a");
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for(var i = 0; i < aElements.length; i++) {
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var a = aElements[i];
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for(var element = a.parentNode; element; element = element.parentNode) {
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if(XHTML1.isElement(element, "ul") && XHTML1.containsClass(element, "dropdowns")) {
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XHTML1.addEventListener(a, "focus", onfocus);
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XHTML1.addEventListener(a, "blur", onblur);
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break;
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}
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}
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}
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}
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if(XHTML1.isDOMSupported()) {
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XHTML1.addEventListener(window, "load", initDropdowns);
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}
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