Difference between revisions of "MediaWiki:Common.js"

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m
m (fixing mouse movement event handler for tooltip)
Line 143: Line 143:
 
function moveTooltip(x, y) {
 
function moveTooltip(x, y) {
 
if(_activeTooltipIdx != -1) {
 
if(_activeTooltipIdx != -1) {
document.getElementById('tooltipidx' + _activeTooltipIdx).style.left = x + 15 + 'px';
+
document.getElementById('tooltipframeidx-' + _activeTooltipIdx).style.left = x + 15 + 'px';
document.getElementById('tooltipidx' + _activeTooltipIdx).style.top = y + 'px';
+
document.getElementById('tooltipframeidx-' + _activeTooltipIdx).style.top = y + 'px';
 
}
 
}
 
return false;
 
return false;
Line 151: Line 151:
 
document.onmousemove = tooltipMouseHandler;
 
document.onmousemove = tooltipMouseHandler;
 
_activeTooltipIdx = id;
 
_activeTooltipIdx = id;
document.getElementById( 'tooltipidx-' + i ).style.display = 'block';
+
document.getElementById( 'tooltipframeidx-' + i ).style.display = 'block';
 
}
 
}
 
function hideTooltip() {
 
function hideTooltip() {
document.getElementsByClassName(_tooltipClassName).style.display = 'none';
+
document.getElementsByClassName(_tooltipFrameClassName).style.display = 'none';
 
_activeTooltipIdx = -1;
 
_activeTooltipIdx = -1;
 
document.onmousemove = null;
 
document.onmousemove = null;

Revision as of 11:30, 1 November 2011

/* Any JavaScript here will be loaded for all users on every page load. */

/** Collapsible tables *********************************************************
 *
 *  Description: Allows tables to be collapsed, showing only the header. See
 *               http://www.mediawiki.org/wiki/Manual:Collapsible_tables.
 *  Maintainers: [[**MAINTAINERS**]]
 */
var autoCollapse = 2;
var collapseCaption = 'hide';
var expandCaption = 'show';
 
function collapseTable( tableIndex ) {
	var Button = document.getElementById( 'collapseButton' + tableIndex );
	var Table = document.getElementById( 'collapsibleTable' + tableIndex );
 
	if ( !Table || !Button ) {
		return false;
	}
 
	var Rows = Table.rows;
 
	if ( Button.firstChild.data == collapseCaption ) {
		for ( var i = 1; i < Rows.length; i++ ) {
			Rows[i].style.display = 'none';
		}
		Button.firstChild.data = expandCaption;
	} else {
		for ( var i = 1; i < Rows.length; i++ ) {
			Rows[i].style.display = Rows[0].style.display;
		}
		Button.firstChild.data = collapseCaption;
	}
}
 
function createCollapseButtons() {
	var tableIndex = 0;
	var NavigationBoxes = new Object();
	var Tables = document.getElementsByTagName( 'table' );
 
	for ( var i = 0; i < Tables.length; i++ ) {
		if ( hasClass( Tables[i], 'collapsible' ) ) {
			/* only add button and increment count if there is a header row to work with */
			var HeaderRow = Tables[i].getElementsByTagName( 'tr' )[0];
			if( !HeaderRow ) continue;
			var Header = HeaderRow.getElementsByTagName( 'th' )[0];
			if( !Header ) continue;
 
			NavigationBoxes[tableIndex] = Tables[i];
			Tables[i].setAttribute( 'id', 'collapsibleTable' + tableIndex );
 
			var Button     = document.createElement( 'span' );
			var ButtonLink = document.createElement( 'a' );
			var ButtonText = document.createTextNode( collapseCaption );
 
			Button.className = 'collapseButton'; // Styles are declared in MediaWiki:Common.css
 
			ButtonLink.style.color = Header.style.color;
			ButtonLink.setAttribute( 'id', 'collapseButton' + tableIndex );
			ButtonLink.setAttribute( 'href', "javascript:collapseTable(" + tableIndex + ");" );
			ButtonLink.appendChild( ButtonText );
 
			Button.appendChild( document.createTextNode( '[' ) );
			Button.appendChild( ButtonLink );
			Button.appendChild( document.createTextNode( ']' ) );
 
			Header.insertBefore( Button, Header.childNodes[0] );
			tableIndex++;
		}
	}
 
	for ( var i = 0;  i < tableIndex; i++ ) {
		if ( hasClass( NavigationBoxes[i], 'collapsed' ) || ( tableIndex >= autoCollapse && hasClass( NavigationBoxes[i], 'autocollapse' ) ) ) {
			collapseTable( i );
		}
	}
}
 
addOnloadHook( createCollapseButtons );
 
/** Test if an element has a certain class **************************************
 *
 * Description: Uses regular expressions and caching for better performance.
 * Maintainers: [[User:Mike Dillon]], [[User:R. Koot]], [[User:SG]]
 */
 
var hasClass = (function() {
	var reCache = {};
	return function( element, className ) {
		return (reCache[className] ? reCache[className] : (reCache[className] = new RegExp("(?:\\s|^)" + className + "(?:\\s|$)"))).test(element.className);
	};
})();

/** Eve University Tooltip *********************************************************
 *
 *  Description: Allows easy use of auto-generated tooltip
 *               http://wiki.eveuniversity.org/Template:Tooltip
 *  Maintainers: Sarah Schneider
 **********************************************************/
 var _tooltipClassName = 'uniwiki-tooltip';
 var _tooltipFrameClassName = 'uniwiki-tooltip-frame';
 var _activeTooltipIdx = -1;
function checkElementByClassComp() {
	if (document.getElementsByClassName == undefined) {
		document.getElementsByClassName = function(className)
		{
			var hasClassName = new RegExp("(?:^|\\s)" + className + "(?:$|\\s)");
			var allElements = document.getElementsByTagName("*");
			var results = [];

			var element;
			for (var i = 0; (element = allElements[i]) != null; i++) {
				var elementClass = element.className;
				if (elementClass && elementClass.indexOf(className) != -1 && hasClassName.test(elementClass))
					results.push(element);
			}
			return results;
		}
	}
}
function createTooltipTrigger() {
	var tooltips = document.getElementsByClassName(_tooltipClassName);
	for(var i=0;i<tooltips.length;i++) {
		tooltips[i].setAttribute( 'id', 'tooltipidx-' + i );
		tooltips[i].setAttribute( 'onmouseout', 'showTooltip(' + i + ')' );
		tooltips[i].setAttribute( 'onmouseover', 'hideTooltip()');
		
		var matchFrameClassName = new RegExp("(?:^|\\s)" + _tooltipFrameClassName + "(?:$|\\s)");
		var innerTooltipEls = tooltips[i].getElementsByTagName('*');
		for(var j=0;(innerEl = innerTooltipEls[j]) != null;j++) {
			if(innerEl.className && innerEl.className.indexOf(_tooltipFrameClassName) != -1 && matchFrameClassName.test(innerEl.className)) {
				innerTooltipEls[j].setAttribute( 'id', 'tooltipframeidx-' + i ); break;
			}
		}
	}
}
function tooltipMouseHandler(e) {
	if (!e){ e = window.event; }
	mouseX = e.clientX + document.body.scrollLeft + document.documentElement.scrollLeft;
	mouseY = e.clientY + document.body.scrollTop + document.documentElement.scrollTop;
	moveTooltip(mouseX, mouseY);
}
function moveTooltip(x, y) {
	if(_activeTooltipIdx != -1) {
		document.getElementById('tooltipframeidx-' + _activeTooltipIdx).style.left = x + 15 + 'px';
		document.getElementById('tooltipframeidx-' + _activeTooltipIdx).style.top = y + 'px';
	}
	return false;
} 
function showTooltip(id) {
	document.onmousemove = tooltipMouseHandler;
	_activeTooltipIdx = id;
	document.getElementById( 'tooltipframeidx-' + i ).style.display = 'block';
}
function hideTooltip() {
	document.getElementsByClassName(_tooltipFrameClassName).style.display = 'none';
	_activeTooltipIdx = -1;
	document.onmousemove = null;
} 
addOnloadHook(checkElementByClassComp);
addOnloadHook(createTooltipTrigger);