97 lines
3.6 KiB
JavaScript
97 lines
3.6 KiB
JavaScript
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// The purpose of this code is to fix the height of overflow: auto blocks, because some browsers can't figure it out for themselves.
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function smf_codeBoxFix()
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{
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var codeFix = document.getElementsByTagName('code');
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for (var i = codeFix.length - 1; i >= 0; i--)
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{
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if (is_webkit && codeFix[i].offsetHeight < 20)
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codeFix[i].style.height = (codeFix[i].offsetHeight + 20) + 'px';
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else if (is_ff && (codeFix[i].scrollWidth > codeFix[i].clientWidth || codeFix[i].clientWidth == 0))
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codeFix[i].style.overflow = 'scroll';
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else if ('currentStyle' in codeFix[i] && codeFix[i].currentStyle.overflow == 'auto' && (codeFix[i].currentStyle.height == '' || codeFix[i].currentStyle.height == 'auto') && (codeFix[i].scrollWidth > codeFix[i].clientWidth || codeFix[i].clientWidth == 0) && (codeFix[i].offsetHeight != 0))
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codeFix[i].style.height = (codeFix[i].offsetHeight + 24) + 'px';
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}
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}
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// Add a fix for code stuff?
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if ((is_ie && !is_ie4) || is_webkit || is_ff)
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addLoadEvent(smf_codeBoxFix);
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// Toggles the element height and width styles of an image.
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function smc_toggleImageDimensions()
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{
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var oImages = document.getElementsByTagName('IMG');
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for (oImage in oImages)
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{
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// Not a resized image? Skip it.
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if (oImages[oImage].className == undefined || oImages[oImage].className.indexOf('bbc_img resized') == -1)
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continue;
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oImages[oImage].style.cursor = 'pointer';
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oImages[oImage].onclick = function() {
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this.style.width = this.style.height = this.style.width == 'auto' ? null : 'auto';
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};
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}
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}
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// Add a load event for the function above.
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addLoadEvent(smc_toggleImageDimensions);
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// Adds a button to a certain button strip.
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function smf_addButton(sButtonStripId, bUseImage, oOptions)
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{
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var oButtonStrip = document.getElementById(sButtonStripId);
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var aItems = oButtonStrip.getElementsByTagName('span');
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// Remove the 'last' class from the last item.
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if (aItems.length > 0)
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{
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var oLastSpan = aItems[aItems.length - 1];
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oLastSpan.className = oLastSpan.className.replace(/\s*last/, 'position_holder');
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}
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// Add the button.
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var oButtonStripList = oButtonStrip.getElementsByTagName('ul')[0];
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var oNewButton = document.createElement('li');
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setInnerHTML(oNewButton, '<a href="' + oOptions.sUrl + '" ' + ('sCustom' in oOptions ? oOptions.sCustom : '') + '><span class="last"' + ('sId' in oOptions ? ' id="' + oOptions.sId + '"': '') + '>' + oOptions.sText + '</span></a>');
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oButtonStripList.appendChild(oNewButton);
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}
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// Adds hover events to list items. Used for a versions of IE that don't support this by default.
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var smf_addListItemHoverEvents = function()
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{
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var cssRule, newSelector;
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// Add a rule for the list item hover event to every stylesheet.
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for (var iStyleSheet = 0; iStyleSheet < document.styleSheets.length; iStyleSheet ++)
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for (var iRule = 0; iRule < document.styleSheets[iStyleSheet].rules.length; iRule ++)
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{
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oCssRule = document.styleSheets[iStyleSheet].rules[iRule];
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if (oCssRule.selectorText.indexOf('LI:hover') != -1)
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{
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sNewSelector = oCssRule.selectorText.replace(/LI:hover/gi, 'LI.iehover');
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document.styleSheets[iStyleSheet].addRule(sNewSelector, oCssRule.style.cssText);
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}
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}
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// Now add handling for these hover events.
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var oListItems = document.getElementsByTagName('LI');
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for (oListItem in oListItems)
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{
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oListItems[oListItem].onmouseover = function() {
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this.className += ' iehover';
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};
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oListItems[oListItem].onmouseout = function() {
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this.className = this.className.replace(new RegExp(' iehover\\b'), '');
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};
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}
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}
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// Add hover events to list items if the browser requires it.
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if (is_ie7down && 'attachEvent' in window)
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window.attachEvent('onload', smf_addListItemHoverEvents);
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