web/data/ui.core.js
changeset 213 6842c3dee34b
child 5767 1d811df051c2
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/web/data/ui.core.js	Wed Dec 17 09:42:48 2008 +0100
@@ -0,0 +1,431 @@
+/*
+ * jQuery UI @VERSION
+ *
+ * Copyright (c) 2008 Paul Bakaus (ui.jquery.com)
+ * Dual licensed under the MIT (MIT-LICENSE.txt)
+ * and GPL (GPL-LICENSE.txt) licenses.
+ *
+ * http://docs.jquery.com/UI
+ */
+;(function($) {
+
+/** jQuery core modifications and additions **/
+
+var _remove = $.fn.remove;
+$.fn.remove = function() {
+	$("*", this).add(this).triggerHandler("remove");
+	return _remove.apply(this, arguments );
+};
+
+function isVisible(element) {
+	function checkStyles(element) {
+		var style = element.style;
+		return (style.display != 'none' && style.visibility != 'hidden');
+	}
+	
+	var visible = checkStyles(element);
+	
+	(visible && $.each($.dir(element, 'parentNode'), function() {
+		return (visible = checkStyles(this));
+	}));
+	
+	return visible;
+}
+
+$.extend($.expr[':'], {
+	data: function(a, i, m) {
+		return $.data(a, m[3]);
+	},
+	
+	// TODO: add support for object, area
+	tabbable: function(a, i, m) {
+		var nodeName = a.nodeName.toLowerCase();
+		
+		return (
+			// in tab order
+			a.tabIndex >= 0 &&
+			
+			( // filter node types that participate in the tab order
+				
+				// anchor tag
+				('a' == nodeName && a.href) ||
+				
+				// enabled form element
+				(/input|select|textarea|button/.test(nodeName) &&
+					'hidden' != a.type && !a.disabled)
+			) &&
+			
+			// visible on page
+			isVisible(a)
+		);
+	}
+});
+
+$.keyCode = {
+	BACKSPACE: 8,
+	CAPS_LOCK: 20,
+	COMMA: 188,
+	CONTROL: 17,
+	DELETE: 46,
+	DOWN: 40,
+	END: 35,
+	ENTER: 13,
+	ESCAPE: 27,
+	HOME: 36,
+	INSERT: 45,
+	LEFT: 37,
+	NUMPAD_ADD: 107,
+	NUMPAD_DECIMAL: 110,
+	NUMPAD_DIVIDE: 111,
+	NUMPAD_ENTER: 108,
+	NUMPAD_MULTIPLY: 106,
+	NUMPAD_SUBTRACT: 109,
+	PAGE_DOWN: 34,
+	PAGE_UP: 33,
+	PERIOD: 190,
+	RIGHT: 39,
+	SHIFT: 16,
+	SPACE: 32,
+	TAB: 9,
+	UP: 38
+};
+
+// $.widget is a factory to create jQuery plugins
+// taking some boilerplate code out of the plugin code
+// created by Scott González and Jörn Zaefferer
+function getter(namespace, plugin, method, args) {
+	function getMethods(type) {
+		var methods = $[namespace][plugin][type] || [];
+		return (typeof methods == 'string' ? methods.split(/,?\s+/) : methods);
+	}
+	
+	var methods = getMethods('getter');
+	if (args.length == 1 && typeof args[0] == 'string') {
+		methods = methods.concat(getMethods('getterSetter'));
+	}
+	return ($.inArray(method, methods) != -1);
+}
+
+$.widget = function(name, prototype) {
+	var namespace = name.split(".")[0];
+	name = name.split(".")[1];
+	
+	// create plugin method
+	$.fn[name] = function(options) {
+		var isMethodCall = (typeof options == 'string'),
+			args = Array.prototype.slice.call(arguments, 1);
+		
+		// prevent calls to internal methods
+		if (isMethodCall && options.substring(0, 1) == '_') {
+			return this;
+		}
+		
+		// handle getter methods
+		if (isMethodCall && getter(namespace, name, options, args)) {
+			var instance = $.data(this[0], name);
+			return (instance ? instance[options].apply(instance, args)
+				: undefined);
+		}
+		
+		// handle initialization and non-getter methods
+		return this.each(function() {
+			var instance = $.data(this, name);
+			
+			// constructor
+			(!instance && !isMethodCall &&
+				$.data(this, name, new $[namespace][name](this, options)));
+			
+			// method call
+			(instance && isMethodCall && $.isFunction(instance[options]) &&
+				instance[options].apply(instance, args));
+		});
+	};
+	
+	// create widget constructor
+	$[namespace][name] = function(element, options) {
+		var self = this;
+		
+		this.widgetName = name;
+		this.widgetEventPrefix = $[namespace][name].eventPrefix || name;
+		this.widgetBaseClass = namespace + '-' + name;
+		
+		this.options = $.extend({},
+			$.widget.defaults,
+			$[namespace][name].defaults,
+			$.metadata && $.metadata.get(element)[name],
+			options);
+		
+		this.element = $(element)
+			.bind('setData.' + name, function(e, key, value) {
+				return self._setData(key, value);
+			})
+			.bind('getData.' + name, function(e, key) {
+				return self._getData(key);
+			})
+			.bind('remove', function() {
+				return self.destroy();
+			});
+		
+		this._init();
+	};
+	
+	// add widget prototype
+	$[namespace][name].prototype = $.extend({}, $.widget.prototype, prototype);
+	
+	// TODO: merge getter and getterSetter properties from widget prototype
+	// and plugin prototype
+	$[namespace][name].getterSetter = 'option';
+};
+
+$.widget.prototype = {
+	_init: function() {},
+	destroy: function() {
+		this.element.removeData(this.widgetName);
+	},
+	
+	option: function(key, value) {
+		var options = key,
+			self = this;
+		
+		if (typeof key == "string") {
+			if (value === undefined) {
+				return this._getData(key);
+			}
+			options = {};
+			options[key] = value;
+		}
+		
+		$.each(options, function(key, value) {
+			self._setData(key, value);
+		});
+	},
+	_getData: function(key) {
+		return this.options[key];
+	},
+	_setData: function(key, value) {
+		this.options[key] = value;
+		
+		if (key == 'disabled') {
+			this.element[value ? 'addClass' : 'removeClass'](
+				this.widgetBaseClass + '-disabled');
+		}
+	},
+	
+	enable: function() {
+		this._setData('disabled', false);
+	},
+	disable: function() {
+		this._setData('disabled', true);
+	},
+	
+	_trigger: function(type, e, data) {
+		var eventName = (type == this.widgetEventPrefix
+			? type : this.widgetEventPrefix + type);
+		e = e  || $.event.fix({ type: eventName, target: this.element[0] });
+		return this.element.triggerHandler(eventName, [e, data], this.options[type]);
+	}
+};
+
+$.widget.defaults = {
+	disabled: false
+};
+
+
+/** jQuery UI core **/
+
+$.ui = {
+	plugin: {
+		add: function(module, option, set) {
+			var proto = $.ui[module].prototype;
+			for(var i in set) {
+				proto.plugins[i] = proto.plugins[i] || [];
+				proto.plugins[i].push([option, set[i]]);
+			}
+		},
+		call: function(instance, name, args) {
+			var set = instance.plugins[name];
+			if(!set) { return; }
+			
+			for (var i = 0; i < set.length; i++) {
+				if (instance.options[set[i][0]]) {
+					set[i][1].apply(instance.element, args);
+				}
+			}
+		}	
+	},
+	cssCache: {},
+	css: function(name) {
+		if ($.ui.cssCache[name]) { return $.ui.cssCache[name]; }
+		var tmp = $('<div class="ui-gen">').addClass(name).css({position:'absolute', top:'-5000px', left:'-5000px', display:'block'}).appendTo('body');
+		
+		//if (!$.browser.safari)
+			//tmp.appendTo('body'); 
+		
+		//Opera and Safari set width and height to 0px instead of auto
+		//Safari returns rgba(0,0,0,0) when bgcolor is not set
+		$.ui.cssCache[name] = !!(
+			(!(/auto|default/).test(tmp.css('cursor')) || (/^[1-9]/).test(tmp.css('height')) || (/^[1-9]/).test(tmp.css('width')) || 
+			!(/none/).test(tmp.css('backgroundImage')) || !(/transparent|rgba\(0, 0, 0, 0\)/).test(tmp.css('backgroundColor')))
+		);
+		try { $('body').get(0).removeChild(tmp.get(0));	} catch(e){}
+		return $.ui.cssCache[name];
+	},
+	disableSelection: function(el) {
+		$(el)
+			.attr('unselectable', 'on')
+			.css('MozUserSelect', 'none')
+			.bind('selectstart.ui', function() { return false; });
+	},
+	enableSelection: function(el) {
+		$(el)
+			.attr('unselectable', 'off')
+			.css('MozUserSelect', '')
+			.unbind('selectstart.ui');
+	},
+	hasScroll: function(e, a) {
+		var scroll = (a && a == 'left') ? 'scrollLeft' : 'scrollTop',
+			has = false;
+		
+		if (e[scroll] > 0) { return true; }
+		
+		// TODO: determine which cases actually cause this to happen
+		// if the element doesn't have the scroll set, see if it's possible to
+		// set the scroll
+		e[scroll] = 1;
+		has = (e[scroll] > 0);
+		e[scroll] = 0;
+		return has;
+	}
+};
+
+
+/** Mouse Interaction Plugin **/
+
+$.ui.mouse = {
+	_mouseInit: function() {
+		var self = this;
+	
+		this.element.bind('mousedown.'+this.widgetName, function(e) {
+			return self._mouseDown(e);
+		});
+		
+		// Prevent text selection in IE
+		if ($.browser.msie) {
+			this._mouseUnselectable = this.element.attr('unselectable');
+			this.element.attr('unselectable', 'on');
+		}
+		
+		this.started = false;
+	},
+	
+	// TODO: make sure destroying one instance of mouse doesn't mess with
+	// other instances of mouse
+	_mouseDestroy: function() {
+		this.element.unbind('.'+this.widgetName);
+		
+		// Restore text selection in IE
+		($.browser.msie
+			&& this.element.attr('unselectable', this._mouseUnselectable));
+	},
+	
+	_mouseDown: function(e) {
+		// we may have missed mouseup (out of window)
+		(this._mouseStarted && this._mouseUp(e));
+		
+		this._mouseDownEvent = e;
+		
+		var self = this,
+			btnIsLeft = (e.which == 1),
+			elIsCancel = (typeof this.options.cancel == "string" ? $(e.target).parents().add(e.target).filter(this.options.cancel).length : false);
+		if (!btnIsLeft || elIsCancel || !this._mouseCapture(e)) {
+			return true;
+		}
+		
+		this.mouseDelayMet = !this.options.delay;
+		if (!this.mouseDelayMet) {
+			this._mouseDelayTimer = setTimeout(function() {
+				self.mouseDelayMet = true;
+			}, this.options.delay);
+		}
+		
+		if (this._mouseDistanceMet(e) && this._mouseDelayMet(e)) {
+			this._mouseStarted = (this._mouseStart(e) !== false);
+			if (!this._mouseStarted) {
+				e.preventDefault();
+				return true;
+			}
+		}
+		
+		// these delegates are required to keep context
+		this._mouseMoveDelegate = function(e) {
+			return self._mouseMove(e);
+		};
+		this._mouseUpDelegate = function(e) {
+			return self._mouseUp(e);
+		};
+		$(document)
+			.bind('mousemove.'+this.widgetName, this._mouseMoveDelegate)
+			.bind('mouseup.'+this.widgetName, this._mouseUpDelegate);
+		
+		return false;
+	},
+	
+	_mouseMove: function(e) {
+		// IE mouseup check - mouseup happened when mouse was out of window
+		if ($.browser.msie && !e.button) {
+			return this._mouseUp(e);
+		}
+		
+		if (this._mouseStarted) {
+			this._mouseDrag(e);
+			return false;
+		}
+		
+		if (this._mouseDistanceMet(e) && this._mouseDelayMet(e)) {
+			this._mouseStarted =
+				(this._mouseStart(this._mouseDownEvent, e) !== false);
+			(this._mouseStarted ? this._mouseDrag(e) : this._mouseUp(e));
+		}
+		
+		return !this._mouseStarted;
+	},
+	
+	_mouseUp: function(e) {
+		$(document)
+			.unbind('mousemove.'+this.widgetName, this._mouseMoveDelegate)
+			.unbind('mouseup.'+this.widgetName, this._mouseUpDelegate);
+		
+		if (this._mouseStarted) {
+			this._mouseStarted = false;
+			this._mouseStop(e);
+		}
+		
+		return false;
+	},
+	
+	_mouseDistanceMet: function(e) {
+		return (Math.max(
+				Math.abs(this._mouseDownEvent.pageX - e.pageX),
+				Math.abs(this._mouseDownEvent.pageY - e.pageY)
+			) >= this.options.distance
+		);
+	},
+	
+	_mouseDelayMet: function(e) {
+		return this.mouseDelayMet;
+	},
+	
+	// These are placeholder methods, to be overriden by extending plugin
+	_mouseStart: function(e) {},
+	_mouseDrag: function(e) {},
+	_mouseStop: function(e) {},
+	_mouseCapture: function(e) { return true; }
+};
+
+$.ui.mouse.defaults = {
+	cancel: null,
+	distance: 1,
+	delay: 0
+};
+
+})(jQuery);