From 77ba80f434366c75ae0b73d561b843ff367ebd84 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nicolas=20L=C3=A9cureuil?= <neoclust@mageia.org>
Date: Wed, 19 Apr 2017 00:31:39 +0200
Subject: Fix layout

---
 skins/vector/csshover.htc | 284 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 284 insertions(+)
 create mode 100644 skins/vector/csshover.htc

(limited to 'skins/vector/csshover.htc')

diff --git a/skins/vector/csshover.htc b/skins/vector/csshover.htc
new file mode 100644
index 0000000..a13ea68
--- /dev/null
+++ b/skins/vector/csshover.htc
@@ -0,0 +1,284 @@
+<public:attach event="ondocumentready" onevent="CSSHover()" />
+<script>
+/**
+ *	Whatever:hover - V3.11
+ *	------------------------------------------------------------
+ *	Author  - Peter Nederlof, http://www.xs4all.nl/~peterned
+ *	License - http://creativecommons.org/licenses/LGPL/2.1
+ *
+ *	Special thanks to Sergiu Dumitriu, http://purl.org/net/sergiu,
+ *	for fixing the expression loop.
+ *
+ *	Whatever:hover is free software; you can redistribute it and/or
+ *	modify it under the terms of the GNU Lesser General Public
+ *	License as published by the Free Software Foundation; either
+ *	version 2.1 of the License, or (at your option) any later version.
+ *
+ *	Whatever:hover is distributed in the hope that it will be useful,
+ *	but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ *	Lesser General Public License for more details.
+ *
+ *	howto: body { behavior:url("csshover3.htc"); }
+ *	------------------------------------------------------------
+ */
+
+window.CSSHover = (function(){
+
+	// regular expressions, used and explained later on.
+	var REG_INTERACTIVE = /(^|\s)((([^a]([^ ]+)?)|(a([^#.][^ ]+)+)):(hover|active|focus))/i;
+	var REG_AFFECTED = /(.*?)\:(hover|active|focus)/i;
+	var REG_PSEUDO = /[^:]+:([a-z\-]+).*/i;
+	var REG_SELECT = /(\.([a-z0-9_\-]+):[a-z]+)|(:[a-z]+)/gi;
+	var REG_CLASS = /\.([a-z0-9_\-]*on(hover|active|focus))/i;
+	var REG_MSIE = /msie (5|6|7)/i;
+	var REG_COMPAT = /backcompat/i;
+
+	// property mapping, real css properties must be used in order to clear expressions later on...
+	// Uses obscure css properties that no-one is likely to use. The properties are borrowed to
+	// set an expression, and are then restored to the most likely correct value.
+	var Properties = {
+		index: 0,
+		list: ['text-kashida', 'text-kashida-space', 'text-justify'],
+		get: function() {
+			return this.list[(this.index++)%this.list.length];
+		}
+	};
+
+	// camelize is used to convert css properties from (eg) text-kashida to textKashida
+	var camelize = function(str) {
+		return str.replace(/-(.)/mg, function(result, match){
+			return match.toUpperCase();
+		});
+	};
+	
+	/**
+	 *	Local CSSHover object
+	 *	--------------------------
+	 */
+	
+	var CSSHover = {
+		
+		// array of CSSHoverElements, used to unload created events
+		elements: [], 
+		
+		// buffer used for checking on duplicate expressions
+		callbacks: {}, 
+		
+		// init, called once ondomcontentready via the exposed window.CSSHover function
+		init:function() {
+			// don't run in IE8 standards; expressions don't work in standards mode anyway, 
+			// and the stuff we're trying to fix should already work properly
+			if(!REG_MSIE.test(navigator.userAgent) && !REG_COMPAT.test(window.document.compatMode)) {
+				return;
+			}
+
+			// start parsing the existing stylesheets
+			var sheets = window.document.styleSheets, l = sheets.length;
+			for(var i=0; i<l; i++) {
+				this.parseStylesheet(sheets[i]);
+			}
+		},
+
+		// called from init, parses individual stylesheets
+		parseStylesheet:function(sheet) {
+			// check sheet imports and parse those recursively
+			if(sheet.imports) {
+				try {
+					var imports = sheet.imports;
+					var l = imports.length;
+					for(var i=0; i<l; i++) {
+						this.parseStylesheet(sheet.imports[i]);
+					}
+				} catch(securityException){
+					// trycatch for various possible errors
+				}
+			}
+			
+			// interate the sheet's rules and send them to the parser
+			try {
+				var rules = sheet.rules;
+				var r = rules.length;
+				for(var j=0; j<r; j++) {
+					this.parseCSSRule(rules[j], sheet);
+				}
+			} catch(someException){
+				// trycatch for various errors, most likely accessing the sheet's rules.
+			}
+		},
+
+		// magic starts here ...
+		parseCSSRule:function(rule, sheet) {
+			
+			// The sheet is used to insert new rules into, this must be the same sheet the rule 
+			// came from, to ensure that relative paths keep pointing to the right location.
+
+			// only parse a rule if it contains an interactive pseudo.
+			var select = rule.selectorText;
+			if(REG_INTERACTIVE.test(select)) {
+				var style = rule.style.cssText;
+					
+				// affected elements are found by truncating the selector after the interactive pseudo,
+				// eg: "div li:hover" >>  "div li"
+				var affected = REG_AFFECTED.exec(select)[1];
+					
+				// that pseudo is needed for a classname, and defines the type of interaction (focus, hover, active)
+				// eg: "li:hover" >> "onhover"
+				var pseudo = select.replace(REG_PSEUDO, 'on$1');
+					
+				// the new selector is going to use that classname in a new css rule,
+				// since IE6 doesn't support multiple classnames, this is merged into one classname
+				// eg: "li:hover" >> "li.onhover",  "li.folder:hover" >> "li.folderonhover"
+				var newSelect = select.replace(REG_SELECT, '.$2' + pseudo);
+					
+				// the classname is needed for the events that are going to be set on affected nodes
+				// eg: "li.folder:hover" >> "folderonhover"
+				var className = REG_CLASS.exec(newSelect)[1];
+
+				// no need to set the same callback more than once when the same selector uses the same classname
+				var hash = affected + className;
+				if(!this.callbacks[hash]) {
+					
+					// affected elements are given an expression under a borrowed css property, because fake properties
+					// can't have their expressions cleared. Different properties are used per pseudo, to avoid
+					// expressions from overwriting eachother. The expression does a callback to CSSHover.patch, 
+					// rerouted via the exposed window.CSSHover function.
+					var property = Properties.get();
+					var atRuntime = camelize(property);
+
+					// because the expression is added to the stylesheet, and styles are always applied to html that is
+					// dynamically added to the dom, the expression will also trigger for those new elements (provided
+					// they are selected by the affected selector). 
+					sheet.addRule(affected, property + ':expression(CSSHover(this, "'+pseudo+'", "'+className+'", "'+atRuntime+'"))');
+					
+					// hash it, so an identical selector/class combo does not duplicate the expression
+					this.callbacks[hash] = true;
+				}
+				
+				// duplicate expressions need not be set, but the style could differ
+				sheet.addRule(newSelect, style);
+			}
+		},
+
+		// called via the expression, patches individual nodes
+		patch:function(node, type, className, property) {
+
+			// restores the borrowed css property to the value of its immediate parent, clearing
+			// the expression so that it's not repeatedly called. 
+			try {
+				var value = node.parentNode.currentStyle[property];
+				node.style[property] = value;	
+			} catch(e) {
+				// the above reset should never fail, but just in case, clear the runtimeStyle if it does.
+				// this will also stop the expression.
+				node.runtimeStyle[property] = '';
+			}			
+		
+			// just to make sure, also keep track of patched classnames locally on the node
+			if(!node.csshover) {
+				node.csshover = [];
+			}
+
+			// and check for it to prevent duplicate events with the same classname from being set
+			if(!node.csshover[className]) {
+				node.csshover[className] = true;
+
+				// create an instance for the given type and class
+				var element = new CSSHoverElement(node, type, className);
+				
+				// and store that instance for unloading later on
+				this.elements.push(element);
+			}
+
+			// returns a dummy value to the expression
+			return type;
+		},
+
+		// unload stuff onbeforeunload
+		unload:function() {
+			try {
+				
+				// remove events
+				var l = this.elements.length;
+				for(var i=0; i<l; i++) {
+					this.elements[i].unload();
+				}
+
+				// and set properties to null 
+				this.elements = [];
+				this.callbacks = {};
+
+			} catch (e) {
+			}
+		}
+	};
+
+	/**
+	 *	CSSHoverElement
+	 *	--------------------------
+	 */
+
+	// the event types associated with the interactive pseudos
+	var CSSEvents = {
+		onhover:  { activator: 'onmouseenter', deactivator: 'onmouseleave' },
+		onactive: { activator: 'onmousedown',  deactivator: 'onmouseup' },
+		onfocus:  { activator: 'onfocus',      deactivator: 'onblur' }
+	};
+	
+	// CSSHoverElement constructor, called via CSSHover.patch
+	function CSSHoverElement(node, type, className) {
+
+		// the CSSHoverElement patches individual nodes by manually applying the events that should 
+		// have fired by the css pseudoclasses, eg mouseenter and mouseleave for :hover. 
+
+		this.node = node;
+		this.type = type;
+		var replacer = new RegExp('(^|\\s)'+className+'(\\s|$)', 'g');
+
+		// store event handlers for removal onunload
+		this.activator =   function(){ node.className += ' ' + className; };
+		this.deactivator = function(){ node.className = node.className.replace(replacer, ' '); };
+		
+		// add the events
+		node.attachEvent(CSSEvents[type].activator, this.activator);
+		node.attachEvent(CSSEvents[type].deactivator, this.deactivator);
+	}
+	
+	CSSHoverElement.prototype = {
+		// onbeforeunload, called via CSSHover.unload
+		unload:function() {
+
+			// remove events 
+			this.node.detachEvent(CSSEvents[this.type].activator, this.activator);
+			this.node.detachEvent(CSSEvents[this.type].deactivator, this.deactivator);
+
+			// and set properties to null 
+			this.activator = null;
+			this.deactivator = null;
+			this.node = null;
+			this.type = null;
+		}
+	};
+
+	// add the unload to the onbeforeunload event
+	window.attachEvent('onbeforeunload', function(){
+		CSSHover.unload();
+	});
+
+	/**
+	 *	Public hook
+	 *	--------------------------
+	 */
+	
+	return function(node, type, className, property) {
+		if(node) {
+			// called via the css expression; patches individual nodes
+			return CSSHover.patch(node, type, className, property);
+		} else {
+			// called ondomcontentready via the public:attach node
+			CSSHover.init();
+		}
+	};
+
+})();
+</script>
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