https://www.airqualityengland.co.uk/common/jquery.ui.core.js

1/*!
2 * jQuery UI @VERSION
3 *
4 * Copyright 2011, AUTHORS.txt (http://jqueryui.com/about)
5 * Dual licensed under the MIT or GPL Version 2 licenses.
6 * http://jquery.org/license
7 *
8 * http://docs.jquery.com/UI
9 */
10(function( $, undefined ) {
11
12// prevent duplicate loading
13// this is only a problem because we proxy existing functions
14// and we don't want to double proxy them
15$.ui = $.ui || {};
16if ( $.ui.version ) {
17	return;
18}
19
20$.extend( $.ui, {
21	version: "@VERSION",
22
23	keyCode: {
24		ALT: 18,
25		BACKSPACE: 8,
26		CAPS_LOCK: 20,
27		COMMA: 188,
28		COMMAND: 91,
29		COMMAND_LEFT: 91, // COMMAND
30		COMMAND_RIGHT: 93,
31		CONTROL: 17,
32		DELETE: 46,
33		DOWN: 40,
34		END: 35,
35		ENTER: 13,
36		ESCAPE: 27,
37		HOME: 36,
38		INSERT: 45,
39		LEFT: 37,
40		MENU: 93, // COMMAND_RIGHT
41		NUMPAD_ADD: 107,
42		NUMPAD_DECIMAL: 110,
43		NUMPAD_DIVIDE: 111,
44		NUMPAD_ENTER: 108,
45		NUMPAD_MULTIPLY: 106,
46		NUMPAD_SUBTRACT: 109,
47		PAGE_DOWN: 34,
48		PAGE_UP: 33,
49		PERIOD: 190,
50		RIGHT: 39,
51		SHIFT: 16,
52		SPACE: 32,
53		TAB: 9,
54		UP: 38,
55		WINDOWS: 91 // COMMAND
56	}
57});
58
59// plugins
60$.fn.extend({
61	_focus: $.fn.focus,
62	focus: function( delay, fn ) {
63		return typeof delay === "number" ?
64			this.each(function() {
65				var elem = this;
66				setTimeout(function() {
67					$( elem ).focus();
68					if ( fn ) {
69						fn.call( elem );
70					}
71				}, delay );
72			}) :
73			this._focus.apply( this, arguments );
74	},
75
76	scrollParent: function() {
77		var scrollParent;
78		if (($.browser.msie && (/(static|relative)/).test(this.css('position'))) || (/absolute/).test(this.css('position'))) {
79			scrollParent = this.parents().filter(function() {
80				return (/(relative|absolute|fixed)/).test($.curCSS(this,'position',1)) && (/(auto|scroll)/).test($.curCSS(this,'overflow',1)+$.curCSS(this,'overflow-y',1)+$.curCSS(this,'overflow-x',1));
81			}).eq(0);
82		} else {
83			scrollParent = this.parents().filter(function() {
84				return (/(auto|scroll)/).test($.curCSS(this,'overflow',1)+$.curCSS(this,'overflow-y',1)+$.curCSS(this,'overflow-x',1));
85			}).eq(0);
86		}
87
88		return (/fixed/).test(this.css('position')) || !scrollParent.length ? $(document) : scrollParent;
89	},
90
91	zIndex: function( zIndex ) {
92		if ( zIndex !== undefined ) {
93			return this.css( "zIndex", zIndex );
94		}
95
96		if ( this.length ) {
97			var elem = $( this[ 0 ] ), position, value;
98			while ( elem.length && elem[ 0 ] !== document ) {
99				// Ignore z-index if position is set to a value where z-index is ignored by the browser
100				// This makes behavior of this function consistent across browsers
101				// WebKit always returns auto if the element is positioned
102				position = elem.css( "position" );
103				if ( position === "absolute" || position === "relative" || position === "fixed" ) {
104					// IE returns 0 when zIndex is not specified
105					// other browsers return a string
106					// we ignore the case of nested elements with an explicit value of 0
107					// <div style="z-index: -10;"><div style="z-index: 0;"></div></div>
108					value = parseInt( elem.css( "zIndex" ), 10 );
109					if ( !isNaN( value ) && value !== 0 ) {
110						return value;
111					}
112				}
113				elem = elem.parent();
114			}
115		}
116
117		return 0;
118	},
119
120	disableSelection: function() {
121		return this.bind( ( $.support.selectstart ? "selectstart" : "mousedown" ) +
122			".ui-disableSelection", function( event ) {
123				event.preventDefault();
124			});
125	},
126
127	enableSelection: function() {
128		return this.unbind( ".ui-disableSelection" );
129	}
130});
131
132$.each( [ "Width", "Height" ], function( i, name ) {
133	var side = name === "Width" ? [ "Left", "Right" ] : [ "Top", "Bottom" ],
134		type = name.toLowerCase(),
135		orig = {
136			innerWidth: $.fn.innerWidth,
137			innerHeight: $.fn.innerHeight,
138			outerWidth: $.fn.outerWidth,
139			outerHeight: $.fn.outerHeight
140		};
141
142	function reduce( elem, size, border, margin ) {
143		$.each( side, function() {
144			size -= parseFloat( $.curCSS( elem, "padding" + this, true) ) || 0;
145			if ( border ) {
146				size -= parseFloat( $.curCSS( elem, "border" + this + "Width", true) ) || 0;
147			}
148			if ( margin ) {
149				size -= parseFloat( $.curCSS( elem, "margin" + this, true) ) || 0;
150			}
151		});
152		return size;
153	}
154
155	$.fn[ "inner" + name ] = function( size ) {
156		if ( size === undefined ) {

157			return orig[ "inner" + name ].call( this );
158		}
159
160		return this.each(function() {
161			$( this ).css( type, reduce( this, size ) + "px" );
162		});
163	};
164
165	$.fn[ "outer" + name] = function( size, margin ) {
166		if ( typeof size !== "number" ) {
167			return orig[ "outer" + name ].call( this, size );
168		}
169
170		return this.each(function() {
171			$( this).css( type, reduce( this, size, true, margin ) + "px" );
172		});
173	};
174});
175
176// selectors
177function focusable( element, isTabIndexNotNaN ) {
178	var nodeName = element.nodeName.toLowerCase();
179	if ( "area" === nodeName ) {
180		var map = element.parentNode,
181			mapName = map.name,
182			img;
183		if ( !element.href || !mapName || map.nodeName.toLowerCase() !== "map" ) {
184			return false;
185		}
186		img = $( "img[usemap=#" + mapName + "]" )[0];
187		return !!img && visible( img );
188	}
189	return ( /input|select|textarea|button|object/.test( nodeName )
190		? !element.disabled
191		: "a" == nodeName
192			? element.href || isTabIndexNotNaN
193			: isTabIndexNotNaN)
194		// the element and all of its ancestors must be visible
195		&& visible( element );
196}
197
198function visible( element ) {
199	return !$( element ).parents().andSelf().filter(function() {
200		return $.curCSS( this, "visibility" ) === "hidden" ||
201			$.expr.filters.hidden( this );
202	}).length;
203}
204
205$.extend( $.expr[ ":" ], {
206	data: function( elem, i, match ) {
207		return !!$.data( elem, match[ 3 ] );
208	},
209
210	focusable: function( element ) {
211		return focusable( element, !isNaN( $.attr( element, "tabindex" ) ) );
212	},
213
214	tabbable: function( element ) {
215		var tabIndex = $.attr( element, "tabindex" ),
216			isTabIndexNaN = isNaN( tabIndex );
217		return ( isTabIndexNaN || tabIndex >= 0 ) && focusable( element, !isTabIndexNaN );
218	}
219});
220
221// support
222$(function() {
223	var body = document.body,
224		div = body.appendChild( div = document.createElement( "div" ) );
225
226	$.extend( div.style, {
227		minHeight: "100px",
228		height: "auto",
229		padding: 0,
230		borderWidth: 0
231	});
232
233	$.support.minHeight = div.offsetHeight === 100;
234	$.support.selectstart = "onselectstart" in div;
235
236	// set display to none to avoid a layout bug in IE
237	// http://dev.jquery.com/ticket/4014
238	body.removeChild( div ).style.display = "none";
239});
240
241
242
243
244
245// deprecated
246$.extend( $.ui, {
247	// $.ui.plugin is deprecated.  Use the proxy pattern instead.
248	plugin: {
249		add: function( module, option, set ) {
250			var proto = $.ui[ module ].prototype;
251			for ( var i in set ) {
252				proto.plugins[ i ] = proto.plugins[ i ] || [];
253				proto.plugins[ i ].push( [ option, set[ i ] ] );
254			}
255		},
256		call: function( instance, name, args ) {
257			var set = instance.plugins[ name ];
258			if ( !set || !instance.element[ 0 ].parentNode ) {
259				return;
260			}
261	
262			for ( var i = 0; i < set.length; i++ ) {
263				if ( instance.options[ set[ i ][ 0 ] ] ) {
264					set[ i ][ 1 ].apply( instance.element, args );
265				}
266			}
267		}
268	},
269	
270	// will be deprecated when we switch to jQuery 1.4 - use jQuery.contains()
271	contains: function( a, b ) {
272		return document.compareDocumentPosition ?
273			a.compareDocumentPosition( b ) & 16 :
274			a !== b && a.contains( b );
275	},
276	
277	// only used by resizable
278	hasScroll: function( el, a ) {
279	
280		//If overflow is hidden, the element might have extra content, but the user wants to hide it
281		if ( $( el ).css( "overflow" ) === "hidden") {
282			return false;
283		}
284	
285		var scroll = ( a && a === "left" ) ? "scrollLeft" : "scrollTop",
286			has = false;
287	
288		if ( el[ scroll ] > 0 ) {
289			return true;
290		}
291	
292		// TODO: determine which cases actually cause this to happen
293		// if the element doesn't have the scroll set, see if it's possible to
294		// set the scroll
295		el[ scroll ] = 1;
296		has = ( el[ scroll ] > 0 );
297		el[ scroll ] = 0;
298		return has;
299	},
300	
301	// these are odd functions, fix the API or move into individual plugins
302	isOverAxis: function( x, reference, size ) {
303		//Determines when x coordinate is over "b" element axis
304		return ( x > reference ) && ( x < ( reference + size ) );
305	},
306	isOver: function( y, x, top, left, height, width ) {
307		//Determines when x, y coordinates is over "b" element
308		return $.ui.isOverAxis( y, top, height ) && $.ui.isOverAxis( x, left, width );
309	}
310});
311
312})( jQuery );