https://www.fossadeilupi.it/js/jquery.ui.core.js

1/*!
2 * jQuery UI Core 1.10.3
3 * http://jqueryui.com
4 *
5 * Copyright 2013 jQuery Foundation and other contributors
6 * Released under the MIT license.
7 * http://jquery.org/license
8 *
9 * http://api.jqueryui.com/category/ui-core/
10 */
11(function( $, undefined ) {
12
13var uuid = 0,
14	runiqueId = /^ui-id-\d+$/;
15
16// $.ui might exist from components with no dependencies, e.g., $.ui.position
17$.ui = $.ui || {};
18
19$.extend( $.ui, {
20	version: "1.10.3",
21
22	keyCode: {
23		BACKSPACE: 8,
24		COMMA: 188,
25		DELETE: 46,
26		DOWN: 40,
27		END: 35,
28		ENTER: 13,
29		ESCAPE: 27,
30		HOME: 36,
31		LEFT: 37,
32		NUMPAD_ADD: 107,
33		NUMPAD_DECIMAL: 110,
34		NUMPAD_DIVIDE: 111,
35		NUMPAD_ENTER: 108,
36		NUMPAD_MULTIPLY: 106,
37		NUMPAD_SUBTRACT: 109,
38		PAGE_DOWN: 34,
39		PAGE_UP: 33,
40		PERIOD: 190,
41		RIGHT: 39,
42		SPACE: 32,
43		TAB: 9,
44		UP: 38
45	}
46});
47
48// plugins
49$.fn.extend({
50	focus: (function( orig ) {
51		return function( delay, fn ) {
52			return typeof delay === "number" ?
53				this.each(function() {
54					var elem = this;
55					setTimeout(function() {
56						$( elem ).focus();
57						if ( fn ) {
58							fn.call( elem );
59						}
60					}, delay );
61				}) :
62				orig.apply( this, arguments );
63		};
64	})( $.fn.focus ),
65
66	scrollParent: function() {
67		var scrollParent;
68		if (($.ui.ie && (/(static|relative)/).test(this.css("position"))) || (/absolute/).test(this.css("position"))) {
69			scrollParent = this.parents().filter(function() {
70				return (/(relative|absolute|fixed)/).test($.css(this,"position")) && (/(auto|scroll)/).test($.css(this,"overflow")+$.css(this,"overflow-y")+$.css(this,"overflow-x"));
71			}).eq(0);
72		} else {
73			scrollParent = this.parents().filter(function() {
74				return (/(auto|scroll)/).test($.css(this,"overflow")+$.css(this,"overflow-y")+$.css(this,"overflow-x"));
75			}).eq(0);
76		}
77
78		return (/fixed/).test(this.css("position")) || !scrollParent.length ? $(document) : scrollParent;
79	},
80
81	zIndex: function( zIndex ) {
82		if ( zIndex !== undefined ) {
83			return this.css( "zIndex", zIndex );
84		}
85
86		if ( this.length ) {
87			var elem = $( this[ 0 ] ), position, value;
88			while ( elem.length && elem[ 0 ] !== document ) {
89				// Ignore z-index if position is set to a value where z-index is ignored by the browser
90				// This makes behavior of this function consistent across browsers
91				// WebKit always returns auto if the element is positioned
92				position = elem.css( "position" );
93				if ( position === "absolute" || position === "relative" || position === "fixed" ) {
94					// IE returns 0 when zIndex is not specified
95					// other browsers return a string
96					// we ignore the case of nested elements with an explicit value of 0
97					// <div style="z-index: -10;"><div style="z-index: 0;"></div></div>
98					value = parseInt( elem.css( "zIndex" ), 10 );
99					if ( !isNaN( value ) && value !== 0 ) {
100						return value;
101					}
102				}
103				elem = elem.parent();
104			}
105		}
106
107		return 0;
108	},
109
110	uniqueId: function() {
111		return this.each(function() {
112			if ( !this.id ) {
113				this.id = "ui-id-" + (++uuid);
114			}
115		});
116	},
117
118	removeUniqueId: function() {
119		return this.each(function() {
120			if ( runiqueId.test( this.id ) ) {
121				$( this ).removeAttr( "id" );
122			}
123		});
124	}
125});
126
127// selectors
128function focusable( element, isTabIndexNotNaN ) {
129	var map, mapName, img,
130		nodeName = element.nodeName.toLowerCase();
131	if ( "area" === nodeName ) {
132		map = element.parentNode;
133		mapName = map.name;
134		if ( !element.href || !mapName || map.nodeName.toLowerCase() !== "map" ) {
135			return false;
136		}
137		img = $( "img[usemap=#" + mapName + "]" )[0];
138		return !!img && visible( img );
139	}
140	return ( /input|select|textarea|button|object/.test( nodeName ) ?
141		!element.disabled :
142		"a" === nodeName ?
143			element.href || isTabIndexNotNaN :
144			isTabIndexNotNaN) &&
145		// the element and all of its ancestors must be visible
146		visible( element );
147}
148
149function visible( element ) {
150	return $.expr.filters.visible( element ) &&
151		!$( element ).parents().addBack().filter(function() {
152			return $.css( this, "visibility" ) === "hidden";
153		}).length;
154}
155
156$.extend( $.expr[ ":" ], {
157	data: $.expr.createPseudo ?
158		$.expr.createPseudo(function( dataName ) {
159			return function( elem ) {
160				return !!$.data( elem, dataName );
161			};
162		}) :
163		// support: jQuery <1.8
164		function( elem, i, match ) {
165			return !!$.data( elem, match[ 3 ] );
166		},
167
168	focusable: function( element ) {
169		return focusable( element, !isNaN( $.attr( element, "tabindex" ) ) );
170	},
171
172	tabbable: function( element ) {
173		var tabIndex = $.attr( element, "tabindex" ),
174			isTabIndexNaN = isNaN( tabIndex );
175		return ( isTabIndexNaN || tabIndex >= 0 ) && focusable( element, !isTabIndexNaN );
176	}
177});
178
179// support: jQuery <1.8
180if ( !$( "<a>" ).outerWidth( 1 ).jquery ) {
181	$.each( [ "Width", "Height" ], function( i, name ) {
182		var side = name === "Width" ? [ "Left", "Right" ] : [ "Top", "Bottom" ],
183			type = name.toLowerCase(),
184			orig = {
185				innerWidth: $.fn.innerWidth,
186				innerHeight: $.fn.innerHeight,
187				outerWidth: $.fn.outerWidth,
188				outerHeight: $.fn.outerHeight
189			};
190
191		function reduce( elem, size, border, margin ) {
192			$.each( side, function() {
193				size -= parseFloat( $.css( elem, "padding" + this ) ) || 0;
194				if ( border ) {
195					size -= parseFloat( $.css( elem, "border" + this + "Width" ) ) || 0;
196				}
197				if ( margin ) {
198					size -= parseFloat( $.css( elem, "margin" + this ) ) || 0;
199				}
200			});
201			return size;
202		}
203
204		$.fn[ "inner" + name ] = function( size ) {
205			if ( size === undefined ) {
206				return orig[ "inner" + name ].call( this );
207			}
208
209			return this.each(function() {
210				$( this ).css( type, reduce( this, size ) + "px" );
211			});
212		};
213
214		$.fn[ "outer" + name] = function( size, margin ) {
215			if ( typeof size !== "number" ) {
216				return orig[ "outer" + name ].call( this, size );
217			}
218
219			return this.each(function() {
220				$( this).css( type, reduce( this, size, true, margin ) + "px" );
221			});
222		};
223	});
224}
225
226// support: jQuery <1.8
227if ( !$.fn.addBack ) {
228	$.fn.addBack = function( selector ) {
229		return this.add( selector == null ?
230			this.prevObject : this.prevObject.filter( selector )
231		);
232	};
233}
234
235// support: jQuery 1.6.1, 1.6.2 (http://bugs.jquery.com/ticket/9413)
236if ( $( "<a>" ).data( "a-b", "a" ).removeData( "a-b" ).data( "a-b" ) ) {
237	$.fn.removeData = (function( removeData ) {
238		return function( key ) {
239			if ( arguments.length ) {
240				return removeData.call( this, $.camelCase( key ) );
241			} else {
242				return removeData.call( this );
243			}
244		};
245	})( $.fn.removeData );
246}
247
248
249
250
251
252// deprecated
253$.ui.ie = !!/msie [\w.]+/.exec( navigator.userAgent.toLowerCase() );
254
255$.support.selectstart = "onselectstart" in document.createElement( "div" );
256$.fn.extend({
257	disableSelection: function() {
258		return this.bind( ( $.support.selectstart ? "selectstart" : "mousedown" ) +
259			".ui-disableSelection", function( event ) {
260				event.preventDefault();
261			});
262	},
263
264	enableSelection: function() {
265		return this.unbind( ".ui-disableSelection" );
266	}
267});
268
269$.extend( $.ui, {
270	// $.ui.plugin is deprecated. Use $.widget() extensions instead.
271	plugin: {
272		add: function( module, option, set ) {
273			var i,
274				proto = $.ui[ module ].prototype;
275			for ( i in set ) {
276				proto.plugins[ i ] = proto.plugins[ i ] || [];
277				proto.plugins[ i ].push( [ option, set[ i ] ] );
278			}
279		},
280		call: function( instance, name, args ) {
281			var i,
282				set = instance.plugins[ name ];
283			if ( !set || !instance.element[ 0 ].parentNode || instance.element[ 0 ].parentNode.nodeType === 11 ) {
284				return;
285			}
286
287			for ( i = 0; i < set.length; i++ ) {
288				if ( instance.options[ set[ i ][ 0 ] ] ) {
289					set[ i ][ 1 ].apply( instance.element, args );
290				}
291			}
292		}
293	},
294
295	// only used by resizable
296	hasScroll: function( el, a ) {
297
298		//If overflow is hidden, the element might have extra content, but the user wants to hide it
299		if ( $( el ).css( "overflow" ) === "hidden") {
300			return false;
301		}
302
303		var scroll = ( a && a === "left" ) ? "scrollLeft" : "scrollTop",
304			has = false;
305
306		if ( el[ scroll ] > 0 ) {
307			return true;
308		}
309
310		// TODO: determine which cases actually cause this to happen
311		// if the element doesn't have the scroll set, see if it's possible to
312		// set the scroll
313		el[ scroll ] = 1;
314		has = ( el[ scroll ] > 0 );
315		el[ scroll ] = 0;
316		return has;
317	}
318});
319
320})( jQuery );