resources/lib/jquery.ui/jquery.ui.core.js

   1 /*!
   2  * jQuery UI Core 1.9.2
   3  * http://jqueryui.com
   4  *
   5  * Copyright 2012 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( $, undefined ) {
  12
  13 var uuid = 0,
  14         runiqueId = /^ui-id-\d+$/;
  15
  16 // prevent duplicate loading
  17 // this is only a problem because we proxy existing functions
  18 // and we don't want to double proxy them
  19 $.ui = $.ui || {};
  20 if ( $.ui.version ) {
  21         return;
  22 }
  23
  24 $.extend( $.ui, {
  25         version: "1.9.2",
  26
  27         keyCode: {
  28                 BACKSPACE: 8,
  29                 COMMA: 188,
  30                 DELETE: 46,
  31                 DOWN: 40,
  32                 END: 35,
  33                 ENTER: 13,
  34                 ESCAPE: 27,
  35                 HOME: 36,
  36                 LEFT: 37,
  37                 NUMPAD_ADD: 107,
  38                 NUMPAD_DECIMAL: 110,
  39                 NUMPAD_DIVIDE: 111,
  40                 NUMPAD_ENTER: 108,
  41                 NUMPAD_MULTIPLY: 106,
  42                 NUMPAD_SUBTRACT: 109,
  43                 PAGE_DOWN: 34,
  44                 PAGE_UP: 33,
  45                 PERIOD: 190,
  46                 RIGHT: 39,
  47                 SPACE: 32,
  48                 TAB: 9,
  49                 UP: 38
  50         }
  51 });
  52
  53 // plugins
  54 $.fn.extend({
  55         _focus: $.fn.focus,
  56         focus: function( delay, fn ) {
  57                 return typeof delay === "number" ?
  58                         this.each(function() {
  59                                 var elem = this;
  60                                 setTimeout(function() {
  61                                         $( elem ).focus();
  62                                         if ( fn ) {
  63                                                 fn.call( elem );
  64                                         }
  65                                 }, delay );
  66                         }) :
  67                         this._focus.apply( this, arguments );
  68         },
  69
  70         scrollParent: function() {
  71                 var scrollParent;
  72                 if (($.ui.ie && (/(static|relative)/).test(this.css('position'))) || (/absolute/).test(this.css('position'))) {
  73                         scrollParent = this.parents().filter(function() {
  74                                 return (/(relative|absolute|fixed)/).test($.css(this,'position')) && (/(auto|scroll)/).test($.css(this,'overflow')+$.css(this,'overflow-y')+$.css(this,'overflow-x'));
  75                         }).eq(0);
  76                 } else {
  77                         scrollParent = this.parents().filter(function() {
  78                                 return (/(auto|scroll)/).test($.css(this,'overflow')+$.css(this,'overflow-y')+$.css(this,'overflow-x'));
  79                         }).eq(0);
  80                 }
  81
  82                 return (/fixed/).test(this.css('position')) || !scrollParent.length ? $(document) : scrollParent;
  83         },
  84
  85         zIndex: function( zIndex ) {
  86                 if ( zIndex !== undefined ) {
  87                         return this.css( "zIndex", zIndex );
  88                 }
  89
  90                 if ( this.length ) {
  91                         var elem = $( this[ 0 ] ), position, value;
  92                         while ( elem.length && elem[ 0 ] !== document ) {
  93                                 // Ignore z-index if position is set to a value where z-index is ignored by the browser
  94                                 // This makes behavior of this function consistent across browsers
  95                                 // WebKit always returns auto if the element is positioned
  96                                 position = elem.css( "position" );
  97                                 if ( position === "absolute" || position === "relative" || position === "fixed" ) {
  98                                         // IE returns 0 when zIndex is not specified
  99                                         // other browsers return a string
 100                                         // we ignore the case of nested elements with an explicit value of 0
 101                                         // <div style="z-index: -10;"><div style="z-index: 0;"></div></div>
 102                                         value = parseInt( elem.css( "zIndex" ), 10 );
 103                                         if ( !isNaN( value ) && value !== 0 ) {
 104                                                 return value;
 105                                         }
 106                                 }
 107                                 elem = elem.parent();
 108                         }
 109                 }
 110
 111                 return 0;
 112         },
 113
 114         uniqueId: function() {
 115                 return this.each(function() {
 116                         if ( !this.id ) {
 117                                 this.id = "ui-id-" + (++uuid);
 118                         }
 119                 });
 120         },
 121
 122         removeUniqueId: function() {
 123                 return this.each(function() {
 124                         if ( runiqueId.test( this.id ) ) {
 125                                 $( this ).removeAttr( "id" );
 126                         }
 127                 });
 128         }
 129 });
 130
 131 // selectors
 132 function focusable( element, isTabIndexNotNaN ) {
 133         var map, mapName, img,
 134                 nodeName = element.nodeName.toLowerCase();
 135         if ( "area" === nodeName ) {
 136                 map = element.parentNode;
 137                 mapName = map.name;
 138                 if ( !element.href || !mapName || map.nodeName.toLowerCase() !== "map" ) {
 139                         return false;
 140                 }
 141                 img = $( "img[usemap=#" + mapName + "]" )[0];
 142                 return !!img && visible( img );
 143         }
 144         return ( /input|select|textarea|button|object/.test( nodeName ) ?
 145                 !element.disabled :
 146                 "a" === nodeName ?
 147                         element.href || isTabIndexNotNaN :
 148                         isTabIndexNotNaN) &&
 149                 // the element and all of its ancestors must be visible
 150                 visible( element );
 151 }
 152
 153 function visible( element ) {
 154         return $.expr.filters.visible( element ) &&
 155                 !$( element ).parents().andSelf().filter(function() {
 156                         return $.css( this, "visibility" ) === "hidden";
 157                 }).length;
 158 }
 159
 160 $.extend( $.expr.pseudos, {
 161         data: $.expr.createPseudo ?
 162                 $.expr.createPseudo(function( dataName ) {
 163                         return function( elem ) {
 164                                 return !!$.data( elem, dataName );
 165                         };
 166                 }) :
 167                 // support: jQuery <1.8
 168                 function( elem, i, match ) {
 169                         return !!$.data( elem, match[ 3 ] );
 170                 },
 171
 172         focusable: function( element ) {
 173                 return focusable( element, !isNaN( $.attr( element, "tabindex" ) ) );
 174         },
 175
 176         tabbable: function( element ) {
 177                 var tabIndex = $.attr( element, "tabindex" ),
 178                         isTabIndexNaN = isNaN( tabIndex );
 179                 return ( isTabIndexNaN || tabIndex >= 0 ) && focusable( element, !isTabIndexNaN );
 180         }
 181 });
 182
 183 // support
 184 $(function() {
 185         var body = document.body,
 186                 div = body.appendChild( div = document.createElement( "div" ) );
 187
 188         // access offsetHeight before setting the style to prevent a layout bug
 189         // in IE 9 which causes the element to continue to take up space even
 190         // after it is removed from the DOM (#8026)
 191         div.offsetHeight;
 192
 193         $.extend( div.style, {
 194                 minHeight: "100px",
 195                 height: "auto",
 196                 padding: 0,
 197                 borderWidth: 0
 198         });
 199
 200         $.support.minHeight = div.offsetHeight === 100;
 201         $.support.selectstart = "onselectstart" in div;
 202
 203         // set display to none to avoid a layout bug in IE
 204         // http://dev.jquery.com/ticket/4014
 205         body.removeChild( div ).style.display = "none";
 206 });
 207
 208 // support: jQuery <1.8
 209 if ( !$( "<a>" ).outerWidth( 1 ).jquery ) {
 210         $.each( [ "Width", "Height" ], function( i, name ) {
 211                 var side = name === "Width" ? [ "Left", "Right" ] : [ "Top", "Bottom" ],
 212                         type = name.toLowerCase(),
 213                         orig = {
 214                                 innerWidth: $.fn.innerWidth,
 215                                 innerHeight: $.fn.innerHeight,
 216                                 outerWidth: $.fn.outerWidth,
 217                                 outerHeight: $.fn.outerHeight
 218                         };
 219
 220                 function reduce( elem, size, border, margin ) {
 221                         $.each( side, function() {
 222                                 size -= parseFloat( $.css( elem, "padding" + this ) ) || 0;
 223                                 if ( border ) {
 224                                         size -= parseFloat( $.css( elem, "border" + this + "Width" ) ) || 0;
 225                                 }
 226                                 if ( margin ) {
 227                                         size -= parseFloat( $.css( elem, "margin" + this ) ) || 0;
 228                                 }
 229                         });
 230                         return size;
 231                 }
 232
 233                 $.fn[ "inner" + name ] = function( size ) {
 234                         if ( size === undefined ) {
 235                                 return orig[ "inner" + name ].call( this );
 236                         }
 237
 238                         return this.each(function() {
 239                                 $( this ).css( type, reduce( this, size ) + "px" );
 240                         });
 241                 };
 242
 243                 $.fn[ "outer" + name] = function( size, margin ) {
 244                         if ( typeof size !== "number" ) {
 245                                 return orig[ "outer" + name ].call( this, size );
 246                         }
 247
 248                         return this.each(function() {
 249                                 $( this).css( type, reduce( this, size, true, margin ) + "px" );
 250                         });
 251                 };
 252         });
 253 }
 254
 255 // support: jQuery 1.6.1, 1.6.2 (http://bugs.jquery.com/ticket/9413)
 256 if ( $( "<a>" ).data( "a-b", "a" ).removeData( "a-b" ).data( "a-b" ) ) {
 257         $.fn.removeData = (function( removeData ) {
 258                 return function( key ) {
 259                         if ( arguments.length ) {
 260                                 return removeData.call( this, $.camelCase( key ) );
 261                         } else {
 262                                 return removeData.call( this );
 263                         }
 264                 };
 265         })( $.fn.removeData );
 266 }
 267
 268
 269
 270
 271
 272 // deprecated
 273
 274 (function() {
 275         var uaMatch = /msie ([\w.]+)/.exec( navigator.userAgent.toLowerCase() ) || [];
 276         $.ui.ie = uaMatch.length ? true : false;
 277         $.ui.ie6 = parseFloat( uaMatch[ 1 ], 10 ) === 6;
 278 })();
 279
 280 $.fn.extend({
 281         disableSelection: function() {
 282                 return this.bind( ( $.support.selectstart ? "selectstart" : "mousedown" ) +
 283                         ".ui-disableSelection", function( event ) {
 284                                 event.preventDefault();
 285                         });
 286         },
 287
 288         enableSelection: function() {
 289                 return this.unbind( ".ui-disableSelection" );
 290         }
 291 });
 292
 293 $.extend( $.ui, {
 294         // $.ui.plugin is deprecated.  Use the proxy pattern instead.
 295         plugin: {
 296                 add: function( module, option, set ) {
 297                         var i,
 298                                 proto = $.ui[ module ].prototype;
 299                         for ( i in set ) {
 300                                 proto.plugins[ i ] = proto.plugins[ i ] || [];
 301                                 proto.plugins[ i ].push( [ option, set[ i ] ] );
 302                         }
 303                 },
 304                 call: function( instance, name, args ) {
 305                         var i,
 306                                 set = instance.plugins[ name ];
 307                         if ( !set || !instance.element[ 0 ].parentNode || instance.element[ 0 ].parentNode.nodeType === 11 ) {
 308                                 return;
 309                         }
 310
 311                         for ( i = 0; i < set.length; i++ ) {
 312                                 if ( instance.options[ set[ i ][ 0 ] ] ) {
 313                                         set[ i ][ 1 ].apply( instance.element, args );
 314                                 }
 315                         }
 316                 }
 317         },
 318
 319         contains: $.contains,
 320
 321         // only used by resizable
 322         hasScroll: function( el, a ) {
 323
 324                 //If overflow is hidden, the element might have extra content, but the user wants to hide it
 325                 if ( $( el ).css( "overflow" ) === "hidden") {
 326                         return false;
 327                 }
 328
 329                 var scroll = ( a && a === "left" ) ? "scrollLeft" : "scrollTop",
 330                         has = false;
 331
 332                 if ( el[ scroll ] > 0 ) {
 333                         return true;
 334                 }
 335
 336                 // TODO: determine which cases actually cause this to happen
 337                 // if the element doesn't have the scroll set, see if it's possible to
 338                 // set the scroll
 339                 el[ scroll ] = 1;
 340                 has = ( el[ scroll ] > 0 );
 341                 el[ scroll ] = 0;
 342                 return has;
 343         },
 344
 345         // these are odd functions, fix the API or move into individual plugins
 346         isOverAxis: function( x, reference, size ) {
 347                 //Determines when x coordinate is over "b" element axis
 348                 return ( x > reference ) && ( x < ( reference + size ) );
 349         },
 350         isOver: function( y, x, top, left, height, width ) {
 351                 //Determines when x, y coordinates is over "b" element
 352                 return $.ui.isOverAxis( y, top, height ) && $.ui.isOverAxis( x, left, width );
 353         }
 354 });
 355
 356 })( jQuery );