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1 /*! jQuery UI - v1.12.1 - 2020-09-25 2 * http://jqueryui.com 3 * Includes: data.js, disable-selection.js, escape-selector.js, focusable.js, form-reset-mixin.js, form.js, ie.js, jquery-1-7.js, keycode.js, labels.js, plugin.js, position.js, safe-active-element.js, safe-blur.js, scroll-parent.js, tabbable.js, unique-id.js, version.js, widget.js 4 * Copyright jQuery Foundation and other contributors; Licensed */ 5 ( function( factory ) { 6 if ( typeof define === "function" && define.amd ) { 7 8 // AMD. Register as an anonymous module. 9 define( [ "jquery" ], factory ); 10 } else { 11 12 // Browser globals 13 factory( jQuery ); 14 } 15 } ( function( $ ) { 16 17 // Source: version.js 18 $.ui = $.ui || {}; 19 20 $.ui.version = "1.12.1"; 21 22 // Source: data.js 23 /*! 24 * jQuery UI :data 1.12.1 25 * http://jqueryui.com 26 * 27 * Copyright jQuery Foundation and other contributors 28 * Released under the MIT license. 29 * http://jquery.org/license 30 */ 31 32 //>>label: :data Selector 33 //>>group: Core 34 //>>description: Selects elements which have data stored under the specified key. 35 //>>docs: http://api.jqueryui.com/data-selector/ 36 37 $.extend( $.expr[ ":" ], { 38 data: $.expr.createPseudo ? 39 $.expr.createPseudo( function( dataName ) { 40 return function( elem ) { 41 return !!$.data( elem, dataName ); 42 }; 43 } ) : 44 45 // Support: jQuery <1.8 46 function( elem, i, match ) { 47 return !!$.data( elem, match[ 3 ] ); 48 } 49 } ); 50 51 52 // Source: disable-selection.js 53 /*! 54 * jQuery UI Disable Selection 1.12.1 55 * http://jqueryui.com 56 * 57 * Copyright jQuery Foundation and other contributors 58 * Released under the MIT license. 59 * http://jquery.org/license 60 */ 61 62 //>>label: disableSelection 63 //>>group: Core 64 //>>description: Disable selection of text content within the set of matched elements. 65 //>>docs: http://api.jqueryui.com/disableSelection/ 66 67 // This file is deprecated 68 $.fn.extend( { 69 disableSelection: ( function() { 70 var eventType = "onselectstart" in document.createElement( "div" ) ? 71 "selectstart" : 72 "mousedown"; 73 74 return function() { 75 return this.on( eventType + ".ui-disableSelection", function( event ) { 76 event.preventDefault(); 77 } ); 78 }; 79 } )(), 80 81 enableSelection: function() { 82 return this.off( ".ui-disableSelection" ); 83 } 84 } ); 85 86 // Source: escape-selector.js 87 // Internal use only 88 $.ui.escapeSelector = ( function() { 89 var selectorEscape = /([!"#$%&'()*+,./:;<=>?@[\]^`{|}~])/g; 90 return function( selector ) { 91 return selector.replace( selectorEscape, "\\$1" ); 92 }; 93 } )(); 94 95 // Source: focusable.js 96 /*! 97 * jQuery UI Focusable 1.12.1 98 * http://jqueryui.com 99 * 100 * Copyright jQuery Foundation and other contributors 101 * Released under the MIT license. 102 * http://jquery.org/license 103 */ 104 105 //>>label: :focusable Selector 106 //>>group: Core 107 //>>description: Selects elements which can be focused. 108 //>>docs: http://api.jqueryui.com/focusable-selector/ 109 110 // Selectors 111 $.ui.focusable = function( element, hasTabindex ) { 112 var map, mapName, img, focusableIfVisible, fieldset, 113 nodeName = element.nodeName.toLowerCase(); 114 115 if ( "area" === nodeName ) { 116 map = element.parentNode; 117 mapName = map.name; 118 if ( !element.href || !mapName || map.nodeName.toLowerCase() !== "map" ) { 119 return false; 120 } 121 img = $( "img[usemap='#" + mapName + "']" ); 122 return img.length > 0 && img.is( ":visible" ); 123 } 124 125 if ( /^(input|select|textarea|button|object)$/.test( nodeName ) ) { 126 focusableIfVisible = !element.disabled; 127 128 if ( focusableIfVisible ) { 129 130 // Form controls within a disabled fieldset are disabled. 131 // However, controls within the fieldset's legend do not get disabled. 132 // Since controls generally aren't placed inside legends, we skip 133 // this portion of the check. 134 fieldset = $( element ).closest( "fieldset" )[ 0 ]; 135 if ( fieldset ) { 136 focusableIfVisible = !fieldset.disabled; 137 } 138 } 139 } else if ( "a" === nodeName ) { 140 focusableIfVisible = element.href || hasTabindex; 141 } else { 142 focusableIfVisible = hasTabindex; 143 } 144 145 return focusableIfVisible && $( element ).is( ":visible" ) && visible( $( element ) ); 146 }; 147 148 // Support: IE 8 only 149 // IE 8 doesn't resolve inherit to visible/hidden for computed values 150 function visible( element ) { 151 var visibility = element.css( "visibility" ); 152 while ( visibility === "inherit" ) { 153 element = element.parent(); 154 visibility = element.css( "visibility" ); 155 } 156 return visibility !== "hidden"; 157 } 158 159 $.extend( $.expr[ ":" ], { 160 focusable: function( element ) { 161 return $.ui.focusable( element, $.attr( element, "tabindex" ) != null ); 162 } 163 } ); 164 165 // Source: form.js 166 // Support: IE8 Only 167 // IE8 does not support the form attribute and when it is supplied. It overwrites the form prop 168 // with a string, so we need to find the proper form. 169 $.fn.form = function() { 170 return typeof this[ 0 ].form === "string" ? this.closest( "form" ) : $( this[ 0 ].form ); 171 }; 172 173 // Source: form-reset-mixin.js 174 /*! 175 * jQuery UI Form Reset Mixin 1.12.1 176 * http://jqueryui.com 177 * 178 * Copyright jQuery Foundation and other contributors 179 * Released under the MIT license. 180 * http://jquery.org/license 181 */ 182 183 //>>label: Form Reset Mixin 184 //>>group: Core 185 //>>description: Refresh input widgets when their form is reset 186 //>>docs: http://api.jqueryui.com/form-reset-mixin/ 187 188 $.ui.formResetMixin = { 189 _formResetHandler: function() { 190 var form = $( this ); 191 192 // Wait for the form reset to actually happen before refreshing 193 setTimeout( function() { 194 var instances = form.data( "ui-form-reset-instances" ); 195 $.each( instances, function() { 196 this.refresh(); 197 } ); 198 } ); 199 }, 200 201 _bindFormResetHandler: function() { 202 this.form = this.element.form(); 203 if ( !this.form.length ) { 204 return; 205 } 206 207 var instances = this.form.data( "ui-form-reset-instances" ) || []; 208 if ( !instances.length ) { 209 210 // We don't use _on() here because we use a single event handler per form 211 this.form.on( "reset.ui-form-reset", this._formResetHandler ); 212 } 213 instances.push( this ); 214 this.form.data( "ui-form-reset-instances", instances ); 215 }, 216 217 _unbindFormResetHandler: function() { 218 if ( !this.form.length ) { 219 return; 220 } 221 222 var instances = this.form.data( "ui-form-reset-instances" ); 223 instances.splice( $.inArray( this, instances ), 1 ); 224 if ( instances.length ) { 225 this.form.data( "ui-form-reset-instances", instances ); 226 } else { 227 this.form 228 .removeData( "ui-form-reset-instances" ) 229 .off( "reset.ui-form-reset" ); 230 } 231 } 232 }; 233 234 // Source: ie.js 235 // This file is deprecated 236 $.ui.ie = !!/msie [\w.]+/.exec( navigator.userAgent.toLowerCase() ); 237 238 // Source: jquery-1-7.js 239 /*! 240 * jQuery UI Support for jQuery core 1.7.x 1.12.1 241 * http://jqueryui.com 242 * 243 * Copyright jQuery Foundation and other contributors 244 * Released under the MIT license. 245 * http://jquery.org/license 246 * 247 */ 248 249 //>>label: jQuery 1.7 Support 250 //>>group: Core 251 //>>description: Support version 1.7.x of jQuery core 252 253 // Support: jQuery 1.7 only 254 // Not a great way to check versions, but since we only support 1.7+ and only 255 // need to detect <1.8, this is a simple check that should suffice. Checking 256 // for "1.7." would be a bit safer, but the version string is 1.7, not 1.7.0 257 // and we'll never reach 1.70.0 (if we do, we certainly won't be supporting 258 // 1.7 anymore). See #11197 for why we're not using feature detection. 259 if ( $.fn.jquery.substring( 0, 3 ) === "1.7" ) { 260 261 // Setters for .innerWidth(), .innerHeight(), .outerWidth(), .outerHeight() 262 // Unlike jQuery Core 1.8+, these only support numeric values to set the 263 // dimensions in pixels 264 $.each( [ "Width", "Height" ], function( i, name ) { 265 var side = name === "Width" ? [ "Left", "Right" ] : [ "Top", "Bottom" ], 266 type = name.toLowerCase(), 267 orig = { 268 innerWidth: $.fn.innerWidth, 269 innerHeight: $.fn.innerHeight, 270 outerWidth: $.fn.outerWidth, 271 outerHeight: $.fn.outerHeight 272 }; 273 274 function reduce( elem, size, border, margin ) { 275 $.each( side, function() { 276 size -= parseFloat( $.css( elem, "padding" + this ) ) || 0; 277 if ( border ) { 278 size -= parseFloat( $.css( elem, "border" + this + "Width" ) ) || 0; 279 } 280 if ( margin ) { 281 size -= parseFloat( $.css( elem, "margin" + this ) ) || 0; 282 } 283 } ); 284 return size; 285 } 286 287 $.fn[ "inner" + name ] = function( size ) { 288 if ( size === undefined ) { 289 return orig[ "inner" + name ].call( this ); 290 } 291 292 return this.each( function() { 293 $( this ).css( type, reduce( this, size ) + "px" ); 294 } ); 295 }; 296 297 $.fn[ "outer" + name ] = function( size, margin ) { 298 if ( typeof size !== "number" ) { 299 return orig[ "outer" + name ].call( this, size ); 300 } 301 302 return this.each( function() { 303 $( this ).css( type, reduce( this, size, true, margin ) + "px" ); 304 } ); 305 }; 306 } ); 307 308 $.fn.addBack = function( selector ) { 309 return this.add( selector == null ? 310 this.prevObject : this.prevObject.filter( selector ) 311 ); 312 }; 313 } 314 315 // Source: keycode.js 316 /*! 317 * jQuery UI Keycode 1.12.1 318 * http://jqueryui.com 319 * 320 * Copyright jQuery Foundation and other contributors 321 * Released under the MIT license. 322 * http://jquery.org/license 323 */ 324 325 //>>label: Keycode 326 //>>group: Core 327 //>>description: Provide keycodes as keynames 328 //>>docs: http://api.jqueryui.com/jQuery.ui.keyCode/ 329 330 $.ui.keyCode = { 331 BACKSPACE: 8, 332 COMMA: 188, 333 DELETE: 46, 334 DOWN: 40, 335 END: 35, 336 ENTER: 13, 337 ESCAPE: 27, 338 HOME: 36, 339 LEFT: 37, 340 PAGE_DOWN: 34, 341 PAGE_UP: 33, 342 PERIOD: 190, 343 RIGHT: 39, 344 SPACE: 32, 345 TAB: 9, 346 UP: 38 347 }; 348 349 // Source: labels.js 350 /*! 351 * jQuery UI Labels 1.12.1 352 * http://jqueryui.com 353 * 354 * Copyright jQuery Foundation and other contributors 355 * Released under the MIT license. 356 * http://jquery.org/license 357 */ 358 359 //>>label: labels 360 //>>group: Core 361 //>>description: Find all the labels associated with a given input 362 //>>docs: http://api.jqueryui.com/labels/ 363 364 $.fn.labels = function() { 365 var ancestor, selector, id, labels, ancestors; 366 367 // Check control.labels first 368 if ( this[ 0 ].labels && this[ 0 ].labels.length ) { 369 return this.pushStack( this[ 0 ].labels ); 370 } 371 372 // Support: IE <= 11, FF <= 37, Android <= 2.3 only 373 // Above browsers do not support control.labels. Everything below is to support them 374 // as well as document fragments. control.labels does not work on document fragments 375 labels = this.eq( 0 ).parents( "label" ); 376 377 // Look for the label based on the id 378 id = this.attr( "id" ); 379 if ( id ) { 380 381 // We don't search against the document in case the element 382 // is disconnected from the DOM 383 ancestor = this.eq( 0 ).parents().last(); 384 385 // Get a full set of top level ancestors 386 ancestors = ancestor.add( ancestor.length ? ancestor.siblings() : this.siblings() ); 387 388 // Create a selector for the label based on the id 389 selector = "label[for='" + $.ui.escapeSelector( id ) + "']"; 390 391 labels = labels.add( ancestors.find( selector ).addBack( selector ) ); 392 393 } 394 395 // Return whatever we have found for labels 396 return this.pushStack( labels ); 397 }; 398 399 // Source: plugin.js 400 // $.ui.plugin is deprecated. Use $.widget() extensions instead. 401 $.ui.plugin = { 402 add: function( module, option, set ) { 403 var i, 404 proto = $.ui[ module ].prototype; 405 for ( i in set ) { 406 proto.plugins[ i ] = proto.plugins[ i ] || []; 407 proto.plugins[ i ].push( [ option, set[ i ] ] ); 408 } 409 }, 410 call: function( instance, name, args, allowDisconnected ) { 411 var i, 412 set = instance.plugins[ name ]; 413 414 if ( !set ) { 415 return; 416 } 417 418 if ( !allowDisconnected && ( !instance.element[ 0 ].parentNode || 419 instance.element[ 0 ].parentNode.nodeType === 11 ) ) { 420 return; 421 } 422 423 for ( i = 0; i < set.length; i++ ) { 424 if ( instance.options[ set[ i ][ 0 ] ] ) { 425 set[ i ][ 1 ].apply( instance.element, args ); 426 } 427 } 428 } 429 }; 430 431 // Source: position.js 432 /*! 433 * jQuery UI Position 1.12.1 434 * http://jqueryui.com 435 * 436 * Copyright jQuery Foundation and other contributors 437 * Released under the MIT license. 438 * http://jquery.org/license 439 * 440 * http://api.jqueryui.com/position/ 441 */ 442 443 //>>label: Position 444 //>>group: Core 445 //>>description: Positions elements relative to other elements. 446 //>>docs: http://api.jqueryui.com/position/ 447 //>>demos: http://jqueryui.com/position/ 448 449 ( function() { 450 var cachedScrollbarWidth, 451 max = Math.max, 452 abs = Math.abs, 453 rhorizontal = /left|center|right/, 454 rvertical = /top|center|bottom/, 455 roffset = /[\+\-]\d+(\.[\d]+)?%?/, 456 rposition = /^\w+/, 457 rpercent = /%$/, 458 _position = $.fn.position; 459 460 function getOffsets( offsets, width, height ) { 461 return [ 462 parseFloat( offsets[ 0 ] ) * ( rpercent.test( offsets[ 0 ] ) ? width / 100 : 1 ), 463 parseFloat( offsets[ 1 ] ) * ( rpercent.test( offsets[ 1 ] ) ? height / 100 : 1 ) 464 ]; 465 } 466 467 function parseCss( element, property ) { 468 return parseInt( $.css( element, property ), 10 ) || 0; 469 } 470 471 function getDimensions( elem ) { 472 var raw = elem[ 0 ]; 473 if ( raw.nodeType === 9 ) { 474 return { 475 width: elem.width(), 476 height: elem.height(), 477 offset: { top: 0, left: 0 } 478 }; 479 } 480 if ( $.isWindow( raw ) ) { 481 return { 482 width: elem.width(), 483 height: elem.height(), 484 offset: { top: elem.scrollTop(), left: elem.scrollLeft() } 485 }; 486 } 487 if ( raw.preventDefault ) { 488 return { 489 width: 0, 490 height: 0, 491 offset: { top: raw.pageY, left: raw.pageX } 492 }; 493 } 494 return { 495 width: elem.outerWidth(), 496 height: elem.outerHeight(), 497 offset: elem.offset() 498 }; 499 } 500 501 $.position = { 502 scrollbarWidth: function() { 503 if ( cachedScrollbarWidth !== undefined ) { 504 return cachedScrollbarWidth; 505 } 506 var w1, w2, 507 div = $( "<div " + 508 "style='display:block;position:absolute;width:50px;height:50px;overflow:hidden;'>" + 509 "<div style='height:100px;width:auto;'></div></div>" ), 510 innerDiv = div.children()[ 0 ]; 511 512 $( "body" ).append( div ); 513 w1 = innerDiv.offsetWidth; 514 div.css( "overflow", "scroll" ); 515 516 w2 = innerDiv.offsetWidth; 517 518 if ( w1 === w2 ) { 519 w2 = div[ 0 ].clientWidth; 520 } 521 522 div.remove(); 523 524 return ( cachedScrollbarWidth = w1 - w2 ); 525 }, 526 getScrollInfo: function( within ) { 527 var overflowX = within.isWindow || within.isDocument ? "" : 528 within.element.css( "overflow-x" ), 529 overflowY = within.isWindow || within.isDocument ? "" : 530 within.element.css( "overflow-y" ), 531 hasOverflowX = overflowX === "scroll" || 532 ( overflowX === "auto" && within.width < within.element[ 0 ].scrollWidth ), 533 hasOverflowY = overflowY === "scroll" || 534 ( overflowY === "auto" && within.height < within.element[ 0 ].scrollHeight ); 535 return { 536 width: hasOverflowY ? $.position.scrollbarWidth() : 0, 537 height: hasOverflowX ? $.position.scrollbarWidth() : 0 538 }; 539 }, 540 getWithinInfo: function( element ) { 541 var withinElement = $( element || window ), 542 isWindow = $.isWindow( withinElement[ 0 ] ), 543 isDocument = !!withinElement[ 0 ] && withinElement[ 0 ].nodeType === 9, 544 hasOffset = !isWindow && !isDocument; 545 return { 546 element: withinElement, 547 isWindow: isWindow, 548 isDocument: isDocument, 549 offset: hasOffset ? $( element ).offset() : { left: 0, top: 0 }, 550 scrollLeft: withinElement.scrollLeft(), 551 scrollTop: withinElement.scrollTop(), 552 width: withinElement.outerWidth(), 553 height: withinElement.outerHeight() 554 }; 555 } 556 }; 557 558 $.fn.position = function( options ) { 559 if ( !options || !options.of ) { 560 return _position.apply( this, arguments ); 561 } 562 563 // Make a copy, we don't want to modify arguments 564 options = $.extend( {}, options ); 565 566 var atOffset, targetWidth, targetHeight, targetOffset, basePosition, dimensions, 567 target = $( options.of ), 568 within = $.position.getWithinInfo( options.within ), 569 scrollInfo = $.position.getScrollInfo( within ), 570 collision = ( options.collision || "flip" ).split( " " ), 571 offsets = {}; 572 573 dimensions = getDimensions( target ); 574 if ( target[ 0 ].preventDefault ) { 575 576 // Force left top to allow flipping 577 options.at = "left top"; 578 } 579 targetWidth = dimensions.width; 580 targetHeight = dimensions.height; 581 targetOffset = dimensions.offset; 582 583 // Clone to reuse original targetOffset later 584 basePosition = $.extend( {}, targetOffset ); 585 586 // Force my and at to have valid horizontal and vertical positions 587 // if a value is missing or invalid, it will be converted to center 588 $.each( [ "my", "at" ], function() { 589 var pos = ( options[ this ] || "" ).split( " " ), 590 horizontalOffset, 591 verticalOffset; 592 593 if ( pos.length === 1 ) { 594 pos = rhorizontal.test( pos[ 0 ] ) ? 595 pos.concat( [ "center" ] ) : 596 rvertical.test( pos[ 0 ] ) ? 597 [ "center" ].concat( pos ) : 598 [ "center", "center" ]; 599 } 600 pos[ 0 ] = rhorizontal.test( pos[ 0 ] ) ? pos[ 0 ] : "center"; 601 pos[ 1 ] = rvertical.test( pos[ 1 ] ) ? pos[ 1 ] : "center"; 602 603 // Calculate offsets 604 horizontalOffset = roffset.exec( pos[ 0 ] ); 605 verticalOffset = roffset.exec( pos[ 1 ] ); 606 offsets[ this ] = [ 607 horizontalOffset ? horizontalOffset[ 0 ] : 0, 608 verticalOffset ? verticalOffset[ 0 ] : 0 609 ]; 610 611 // Reduce to just the positions without the offsets 612 options[ this ] = [ 613 rposition.exec( pos[ 0 ] )[ 0 ], 614 rposition.exec( pos[ 1 ] )[ 0 ] 615 ]; 616 } ); 617 618 // Normalize collision option 619 if ( collision.length === 1 ) { 620 collision[ 1 ] = collision[ 0 ]; 621 } 622 623 if ( options.at[ 0 ] === "right" ) { 624 basePosition.left += targetWidth; 625 } else if ( options.at[ 0 ] === "center" ) { 626 basePosition.left += targetWidth / 2; 627 } 628 629 if ( options.at[ 1 ] === "bottom" ) { 630 basePosition.top += targetHeight; 631 } else if ( options.at[ 1 ] === "center" ) { 632 basePosition.top += targetHeight / 2; 633 } 634 635 atOffset = getOffsets( offsets.at, targetWidth, targetHeight ); 636 basePosition.left += atOffset[ 0 ]; 637 basePosition.top += atOffset[ 1 ]; 638 639 return this.each( function() { 640 var collisionPosition, using, 641 elem = $( this ), 642 elemWidth = elem.outerWidth(), 643 elemHeight = elem.outerHeight(), 644 marginLeft = parseCss( this, "marginLeft" ), 645 marginTop = parseCss( this, "marginTop" ), 646 collisionWidth = elemWidth + marginLeft + parseCss( this, "marginRight" ) + 647 scrollInfo.width, 648 collisionHeight = elemHeight + marginTop + parseCss( this, "marginBottom" ) + 649 scrollInfo.height, 650 position = $.extend( {}, basePosition ), 651 myOffset = getOffsets( offsets.my, elem.outerWidth(), elem.outerHeight() ); 652 653 if ( options.my[ 0 ] === "right" ) { 654 position.left -= elemWidth; 655 } else if ( options.my[ 0 ] === "center" ) { 656 position.left -= elemWidth / 2; 657 } 658 659 if ( options.my[ 1 ] === "bottom" ) { 660 position.top -= elemHeight; 661 } else if ( options.my[ 1 ] === "center" ) { 662 position.top -= elemHeight / 2; 663 } 664 665 position.left += myOffset[ 0 ]; 666 position.top += myOffset[ 1 ]; 667 668 collisionPosition = { 669 marginLeft: marginLeft, 670 marginTop: marginTop 671 }; 672 673 $.each( [ "left", "top" ], function( i, dir ) { 674 if ( $.ui.position[ collision[ i ] ] ) { 675 $.ui.position[ collision[ i ] ][ dir ]( position, { 676 targetWidth: targetWidth, 677 targetHeight: targetHeight, 678 elemWidth: elemWidth, 679 elemHeight: elemHeight, 680 collisionPosition: collisionPosition, 681 collisionWidth: collisionWidth, 682 collisionHeight: collisionHeight, 683 offset: [ atOffset[ 0 ] + myOffset[ 0 ], atOffset [ 1 ] + myOffset[ 1 ] ], 684 my: options.my, 685 at: options.at, 686 within: within, 687 elem: elem 688 } ); 689 } 690 } ); 691 692 if ( options.using ) { 693 694 // Adds feedback as second argument to using callback, if present 695 using = function( props ) { 696 var left = targetOffset.left - position.left, 697 right = left + targetWidth - elemWidth, 698 top = targetOffset.top - position.top, 699 bottom = top + targetHeight - elemHeight, 700 feedback = { 701 target: { 702 element: target, 703 left: targetOffset.left, 704 top: targetOffset.top, 705 width: targetWidth, 706 height: targetHeight 707 }, 708 element: { 709 element: elem, 710 left: position.left, 711 top: position.top, 712 width: elemWidth, 713 height: elemHeight 714 }, 715 horizontal: right < 0 ? "left" : left > 0 ? "right" : "center", 716 vertical: bottom < 0 ? "top" : top > 0 ? "bottom" : "middle" 717 }; 718 if ( targetWidth < elemWidth && abs( left + right ) < targetWidth ) { 719 feedback.horizontal = "center"; 720 } 721 if ( targetHeight < elemHeight && abs( top + bottom ) < targetHeight ) { 722 feedback.vertical = "middle"; 723 } 724 if ( max( abs( left ), abs( right ) ) > max( abs( top ), abs( bottom ) ) ) { 725 feedback.important = "horizontal"; 726 } else { 727 feedback.important = "vertical"; 728 } 729 options.using.call( this, props, feedback ); 730 }; 731 } 732 733 elem.offset( $.extend( position, { using: using } ) ); 734 } ); 735 }; 736 737 $.ui.position = { 738 fit: { 739 left: function( position, data ) { 740 var within = data.within, 741 withinOffset = within.isWindow ? within.scrollLeft : within.offset.left, 742 outerWidth = within.width, 743 collisionPosLeft = position.left - data.collisionPosition.marginLeft, 744 overLeft = withinOffset - collisionPosLeft, 745 overRight = collisionPosLeft + data.collisionWidth - outerWidth - withinOffset, 746 newOverRight; 747 748 // Element is wider than within 749 if ( data.collisionWidth > outerWidth ) { 750 751 // Element is initially over the left side of within 752 if ( overLeft > 0 && overRight <= 0 ) { 753 newOverRight = position.left + overLeft + data.collisionWidth - outerWidth - 754 withinOffset; 755 position.left += overLeft - newOverRight; 756 757 // Element is initially over right side of within 758 } else if ( overRight > 0 && overLeft <= 0 ) { 759 position.left = withinOffset; 760 761 // Element is initially over both left and right sides of within 762 } else { 763 if ( overLeft > overRight ) { 764 position.left = withinOffset + outerWidth - data.collisionWidth; 765 } else { 766 position.left = withinOffset; 767 } 768 } 769 770 // Too far left -> align with left edge 771 } else if ( overLeft > 0 ) { 772 position.left += overLeft; 773 774 // Too far right -> align with right edge 775 } else if ( overRight > 0 ) { 776 position.left -= overRight; 777 778 // Adjust based on position and margin 779 } else { 780 position.left = max( position.left - collisionPosLeft, position.left ); 781 } 782 }, 783 top: function( position, data ) { 784 var within = data.within, 785 withinOffset = within.isWindow ? within.scrollTop : within.offset.top, 786 outerHeight = data.within.height, 787 collisionPosTop = position.top - data.collisionPosition.marginTop, 788 overTop = withinOffset - collisionPosTop, 789 overBottom = collisionPosTop + data.collisionHeight - outerHeight - withinOffset, 790 newOverBottom; 791 792 // Element is taller than within 793 if ( data.collisionHeight > outerHeight ) { 794 795 // Element is initially over the top of within 796 if ( overTop > 0 && overBottom <= 0 ) { 797 newOverBottom = position.top + overTop + data.collisionHeight - outerHeight - 798 withinOffset; 799 position.top += overTop - newOverBottom; 800 801 // Element is initially over bottom of within 802 } else if ( overBottom > 0 && overTop <= 0 ) { 803 position.top = withinOffset; 804 805 // Element is initially over both top and bottom of within 806 } else { 807 if ( overTop > overBottom ) { 808 position.top = withinOffset + outerHeight - data.collisionHeight; 809 } else { 810 position.top = withinOffset; 811 } 812 } 813 814 // Too far up -> align with top 815 } else if ( overTop > 0 ) { 816 position.top += overTop; 817 818 // Too far down -> align with bottom edge 819 } else if ( overBottom > 0 ) { 820 position.top -= overBottom; 821 822 // Adjust based on position and margin 823 } else { 824 position.top = max( position.top - collisionPosTop, position.top ); 825 } 826 } 827 }, 828 flip: { 829 left: function( position, data ) { 830 var within = data.within, 831 withinOffset = within.offset.left + within.scrollLeft, 832 outerWidth = within.width, 833 offsetLeft = within.isWindow ? within.scrollLeft : within.offset.left, 834 collisionPosLeft = position.left - data.collisionPosition.marginLeft, 835 overLeft = collisionPosLeft - offsetLeft, 836 overRight = collisionPosLeft + data.collisionWidth - outerWidth - offsetLeft, 837 myOffset = data.my[ 0 ] === "left" ? 838 -data.elemWidth : 839 data.my[ 0 ] === "right" ? 840 data.elemWidth : 841 0, 842 atOffset = data.at[ 0 ] === "left" ? 843 data.targetWidth : 844 data.at[ 0 ] === "right" ? 845 -data.targetWidth : 846 0, 847 offset = -2 * data.offset[ 0 ], 848 newOverRight, 849 newOverLeft; 850 851 if ( overLeft < 0 ) { 852 newOverRight = position.left + myOffset + atOffset + offset + data.collisionWidth - 853 outerWidth - withinOffset; 854 if ( newOverRight < 0 || newOverRight < abs( overLeft ) ) { 855 position.left += myOffset + atOffset + offset; 856 } 857 } else if ( overRight > 0 ) { 858 newOverLeft = position.left - data.collisionPosition.marginLeft + myOffset + 859 atOffset + offset - offsetLeft; 860 if ( newOverLeft > 0 || abs( newOverLeft ) < overRight ) { 861 position.left += myOffset + atOffset + offset; 862 } 863 } 864 }, 865 top: function( position, data ) { 866 var within = data.within, 867 withinOffset = within.offset.top + within.scrollTop, 868 outerHeight = within.height, 869 offsetTop = within.isWindow ? within.scrollTop : within.offset.top, 870 collisionPosTop = position.top - data.collisionPosition.marginTop, 871 overTop = collisionPosTop - offsetTop, 872 overBottom = collisionPosTop + data.collisionHeight - outerHeight - offsetTop, 873 top = data.my[ 1 ] === "top", 874 myOffset = top ? 875 -data.elemHeight : 876 data.my[ 1 ] === "bottom" ? 877 data.elemHeight : 878 0, 879 atOffset = data.at[ 1 ] === "top" ? 880 data.targetHeight : 881 data.at[ 1 ] === "bottom" ? 882 -data.targetHeight : 883 0, 884 offset = -2 * data.offset[ 1 ], 885 newOverTop, 886 newOverBottom; 887 if ( overTop < 0 ) { 888 newOverBottom = position.top + myOffset + atOffset + offset + data.collisionHeight - 889 outerHeight - withinOffset; 890 if ( newOverBottom < 0 || newOverBottom < abs( overTop ) ) { 891 position.top += myOffset + atOffset + offset; 892 } 893 } else if ( overBottom > 0 ) { 894 newOverTop = position.top - data.collisionPosition.marginTop + myOffset + atOffset + 895 offset - offsetTop; 896 if ( newOverTop > 0 || abs( newOverTop ) < overBottom ) { 897 position.top += myOffset + atOffset + offset; 898 } 899 } 900 } 901 }, 902 flipfit: { 903 left: function() { 904 $.ui.position.flip.left.apply( this, arguments ); 905 $.ui.position.fit.left.apply( this, arguments ); 906 }, 907 top: function() { 908 $.ui.position.flip.top.apply( this, arguments ); 909 $.ui.position.fit.top.apply( this, arguments ); 910 } 911 } 912 }; 913 914 } )(); 915 916 // Source: safe-active-element.js 917 $.ui.safeActiveElement = function( document ) { 918 var activeElement; 919 920 // Support: IE 9 only 921 // IE9 throws an "Unspecified error" accessing document.activeElement from an <iframe> 922 try { 923 activeElement = document.activeElement; 924 } catch ( error ) { 925 activeElement = document.body; 926 } 927 928 // Support: IE 9 - 11 only 929 // IE may return null instead of an element 930 // Interestingly, this only seems to occur when NOT in an iframe 931 if ( !activeElement ) { 932 activeElement = document.body; 933 } 934 935 // Support: IE 11 only 936 // IE11 returns a seemingly empty object in some cases when accessing 937 // document.activeElement from an <iframe> 938 if ( !activeElement.nodeName ) { 939 activeElement = document.body; 940 } 941 942 return activeElement; 943 }; 944 945 // Source: safe-blur.js 946 $.ui.safeBlur = function( element ) { 947 948 // Support: IE9 - 10 only 949 // If the <body> is blurred, IE will switch windows, see #9420 950 if ( element && element.nodeName.toLowerCase() !== "body" ) { 951 $( element ).trigger( "blur" ); 952 } 953 }; 954 955 // Source: scroll-parent.js 956 /*! 957 * jQuery UI Scroll Parent 1.12.1 958 * http://jqueryui.com 959 * 960 * Copyright jQuery Foundation and other contributors 961 * Released under the MIT license. 962 * http://jquery.org/license 963 */ 964 965 //>>label: scrollParent 966 //>>group: Core 967 //>>description: Get the closest ancestor element that is scrollable. 968 //>>docs: http://api.jqueryui.com/scrollParent/ 969 970 $.fn.scrollParent = function( includeHidden ) { 971 var position = this.css( "position" ), 972 excludeStaticParent = position === "absolute", 973 overflowRegex = includeHidden ? /(auto|scroll|hidden)/ : /(auto|scroll)/, 974 scrollParent = this.parents().filter( function() { 975 var parent = $( this ); 976 if ( excludeStaticParent && parent.css( "position" ) === "static" ) { 977 return false; 978 } 979 return overflowRegex.test( parent.css( "overflow" ) + parent.css( "overflow-y" ) + 980 parent.css( "overflow-x" ) ); 981 } ).eq( 0 ); 982 983 return position === "fixed" || !scrollParent.length ? 984 $( this[ 0 ].ownerDocument || document ) : 985 scrollParent; 986 }; 987 988 // Source: tabbable.js 989 /*! 990 * jQuery UI Tabbable 1.12.1 991 * http://jqueryui.com 992 * 993 * Copyright jQuery Foundation and other contributors 994 * Released under the MIT license. 995 * http://jquery.org/license 996 */ 997 998 //>>label: :tabbable Selector 999 //>>group: Core 1000 //>>description: Selects elements which can be tabbed to. 1001 //>>docs: http://api.jqueryui.com/tabbable-selector/ 1002 1003 $.extend( $.expr[ ":" ], { 1004 tabbable: function( element ) { 1005 var tabIndex = $.attr( element, "tabindex" ), 1006 hasTabindex = tabIndex != null; 1007 return ( !hasTabindex || tabIndex >= 0 ) && $.ui.focusable( element, hasTabindex ); 1008 } 1009 } ); 1010 1011 // Source: unique-id.js 1012 /*! 1013 * jQuery UI Unique ID 1.12.1 1014 * http://jqueryui.com 1015 * 1016 * Copyright jQuery Foundation and other contributors 1017 * Released under the MIT license. 1018 * http://jquery.org/license 1019 */ 1020 1021 //>>label: uniqueId 1022 //>>group: Core 1023 //>>description: Functions to generate and remove uniqueId's 1024 //>>docs: http://api.jqueryui.com/uniqueId/ 1025 1026 $.fn.extend( { 1027 uniqueId: ( function() { 1028 var uuid = 0; 1029 1030 return function() { 1031 return this.each( function() { 1032 if ( !this.id ) { 1033 this.id = "ui-id-" + ( ++uuid ); 1034 } 1035 } ); 1036 }; 1037 } )(), 1038 1039 removeUniqueId: function() { 1040 return this.each( function() { 1041 if ( /^ui-id-\d+$/.test( this.id ) ) { 1042 $( this ).removeAttr( "id" ); 1043 } 1044 } ); 1045 } 1046 } ); 1047 1048 // Source: widget.js 1049 /*! 1050 * jQuery UI Widget 1.12.1 1051 * http://jqueryui.com 1052 * 1053 * Copyright jQuery Foundation and other contributors 1054 * Released under the MIT license. 1055 * http://jquery.org/license 1056 */ 1057 1058 //>>label: Widget 1059 //>>group: Core 1060 //>>description: Provides a factory for creating stateful widgets with a common API. 1061 //>>docs: http://api.jqueryui.com/jQuery.widget/ 1062 //>>demos: http://jqueryui.com/widget/ 1063 1064 var widgetUuid = 0; 1065 var widgetSlice = Array.prototype.slice; 1066 1067 $.cleanData = ( function( orig ) { 1068 return function( elems ) { 1069 var events, elem, i; 1070 for ( i = 0; ( elem = elems[ i ] ) != null; i++ ) { 1071 try { 1072 1073 // Only trigger remove when necessary to save time 1074 events = $._data( elem, "events" ); 1075 if ( events && events.remove ) { 1076 $( elem ).triggerHandler( "remove" ); 1077 } 1078 1079 // Http://bugs.jquery.com/ticket/8235 1080 } catch ( e ) {} 1081 } 1082 orig( elems ); 1083 }; 1084 } )( $.cleanData ); 1085 1086 $.widget = function( name, base, prototype ) { 1087 var existingConstructor, constructor, basePrototype; 1088 1089 // ProxiedPrototype allows the provided prototype to remain unmodified 1090 // so that it can be used as a mixin for multiple widgets (#8876) 1091 var proxiedPrototype = {}; 1092 1093 var namespace = name.split( "." )[ 0 ]; 1094 name = name.split( "." )[ 1 ]; 1095 var fullName = namespace + "-" + name; 1096 1097 if ( !prototype ) { 1098 prototype = base; 1099 base = $.Widget; 1100 } 1101 1102 if ( $.isArray( prototype ) ) { 1103 prototype = $.extend.apply( null, [ {} ].concat( prototype ) ); 1104 } 1105 1106 // Create selector for plugin 1107 $.expr[ ":" ][ fullName.toLowerCase() ] = function( elem ) { 1108 return !!$.data( elem, fullName ); 1109 }; 1110 1111 $[ namespace ] = $[ namespace ] || {}; 1112 existingConstructor = $[ namespace ][ name ]; 1113 constructor = $[ namespace ][ name ] = function( options, element ) { 1114 1115 // Allow instantiation without "new" keyword 1116 if ( !this._createWidget ) { 1117 return new constructor( options, element ); 1118 } 1119 1120 // Allow instantiation without initializing for simple inheritance 1121 // must use "new" keyword (the code above always passes args) 1122 if ( arguments.length ) { 1123 this._createWidget( options, element ); 1124 } 1125 }; 1126 1127 // Extend with the existing constructor to carry over any static properties 1128 $.extend( constructor, existingConstructor, { 1129 version: prototype.version, 1130 1131 // Copy the object used to create the prototype in case we need to 1132 // redefine the widget later 1133 _proto: $.extend( {}, prototype ), 1134 1135 // Track widgets that inherit from this widget in case this widget is 1136 // redefined after a widget inherits from it 1137 _childConstructors: [] 1138 } ); 1139 1140 basePrototype = new base(); 1141 1142 // We need to make the options hash a property directly on the new instance 1143 // otherwise we'll modify the options hash on the prototype that we're 1144 // inheriting from 1145 basePrototype.options = $.widget.extend( {}, basePrototype.options ); 1146 $.each( prototype, function( prop, value ) { 1147 if ( !$.isFunction( value ) ) { 1148 proxiedPrototype[ prop ] = value; 1149 return; 1150 } 1151 proxiedPrototype[ prop ] = ( function() { 1152 function _super() { 1153 return base.prototype[ prop ].apply( this, arguments ); 1154 } 1155 1156 function _superApply( args ) { 1157 return base.prototype[ prop ].apply( this, args ); 1158 } 1159 1160 return function() { 1161 var __super = this._super; 1162 var __superApply = this._superApply; 1163 var returnValue; 1164 1165 this._super = _super; 1166 this._superApply = _superApply; 1167 1168 returnValue = value.apply( this, arguments ); 1169 1170 this._super = __super; 1171 this._superApply = __superApply; 1172 1173 return returnValue; 1174 }; 1175 } )(); 1176 } ); 1177 constructor.prototype = $.widget.extend( basePrototype, { 1178 1179 // TODO: remove support for widgetEventPrefix 1180 // always use the name + a colon as the prefix, e.g., draggable:start 1181 // don't prefix for widgets that aren't DOM-based 1182 widgetEventPrefix: existingConstructor ? ( basePrototype.widgetEventPrefix || name ) : name 1183 }, proxiedPrototype, { 1184 constructor: constructor, 1185 namespace: namespace, 1186 widgetName: name, 1187 widgetFullName: fullName 1188 } ); 1189 1190 // If this widget is being redefined then we need to find all widgets that 1191 // are inheriting from it and redefine all of them so that they inherit from 1192 // the new version of this widget. We're essentially trying to replace one 1193 // level in the prototype chain. 1194 if ( existingConstructor ) { 1195 $.each( existingConstructor._childConstructors, function( i, child ) { 1196 var childPrototype = child.prototype; 1197 1198 // Redefine the child widget using the same prototype that was 1199 // originally used, but inherit from the new version of the base 1200 $.widget( childPrototype.namespace + "." + childPrototype.widgetName, constructor, 1201 child._proto ); 1202 } ); 1203 1204 // Remove the list of existing child constructors from the old constructor 1205 // so the old child constructors can be garbage collected 1206 delete existingConstructor._childConstructors; 1207 } else { 1208 base._childConstructors.push( constructor ); 1209 } 1210 1211 $.widget.bridge( name, constructor ); 1212 1213 return constructor; 1214 }; 1215 1216 $.widget.extend = function( target ) { 1217 var input = widgetSlice.call( arguments, 1 ); 1218 var inputIndex = 0; 1219 var inputLength = input.length; 1220 var key; 1221 var value; 1222 1223 for ( ; inputIndex < inputLength; inputIndex++ ) { 1224 for ( key in input[ inputIndex ] ) { 1225 value = input[ inputIndex ][ key ]; 1226 if ( input[ inputIndex ].hasOwnProperty( key ) && value !== undefined ) { 1227 1228 // Clone objects 1229 if ( $.isPlainObject( value ) ) { 1230 target[ key ] = $.isPlainObject( target[ key ] ) ? 1231 $.widget.extend( {}, target[ key ], value ) : 1232 1233 // Don't extend strings, arrays, etc. with objects 1234 $.widget.extend( {}, value ); 1235 1236 // Copy everything else by reference 1237 } else { 1238 target[ key ] = value; 1239 } 1240 } 1241 } 1242 } 1243 return target; 1244 }; 1245 1246 $.widget.bridge = function( name, object ) { 1247 var fullName = object.prototype.widgetFullName || name; 1248 $.fn[ name ] = function( options ) { 1249 var isMethodCall = typeof options === "string"; 1250 var args = widgetSlice.call( arguments, 1 ); 1251 var returnValue = this; 1252 1253 if ( isMethodCall ) { 1254 1255 // If this is an empty collection, we need to have the instance method 1256 // return undefined instead of the jQuery instance 1257 if ( !this.length && options === "instance" ) { 1258 returnValue = undefined; 1259 } else { 1260 this.each( function() { 1261 var methodValue; 1262 var instance = $.data( this, fullName ); 1263 1264 if ( options === "instance" ) { 1265 returnValue = instance; 1266 return false; 1267 } 1268 1269 if ( !instance ) { 1270 return $.error( "cannot call methods on " + name + 1271 " prior to initialization; " + 1272 "attempted to call method '" + options + "'" ); 1273 } 1274 1275 if ( !$.isFunction( instance[ options ] ) || options.charAt( 0 ) === "_" ) { 1276 return $.error( "no such method '" + options + "' for " + name + 1277 " widget instance" ); 1278 } 1279 1280 methodValue = instance[ options ].apply( instance, args ); 1281 1282 if ( methodValue !== instance && methodValue !== undefined ) { 1283 returnValue = methodValue && methodValue.jquery ? 1284 returnValue.pushStack( methodValue.get() ) : 1285 methodValue; 1286 return false; 1287 } 1288 } ); 1289 } 1290 } else { 1291 1292 // Allow multiple hashes to be passed on init 1293 if ( args.length ) { 1294 options = $.widget.extend.apply( null, [ options ].concat( args ) ); 1295 } 1296 1297 this.each( function() { 1298 var instance = $.data( this, fullName ); 1299 if ( instance ) { 1300 instance.option( options || {} ); 1301 if ( instance._init ) { 1302 instance._init(); 1303 } 1304 } else { 1305 $.data( this, fullName, new object( options, this ) ); 1306 } 1307 } ); 1308 } 1309 1310 return returnValue; 1311 }; 1312 }; 1313 1314 $.Widget = function( /* options, element */ ) {}; 1315 $.Widget._childConstructors = []; 1316 1317 $.Widget.prototype = { 1318 widgetName: "widget", 1319 widgetEventPrefix: "", 1320 defaultElement: "<div>", 1321 1322 options: { 1323 classes: {}, 1324 disabled: false, 1325 1326 // Callbacks 1327 create: null 1328 }, 1329 1330 _createWidget: function( options, element ) { 1331 element = $( element || this.defaultElement || this )[ 0 ]; 1332 this.element = $( element ); 1333 this.uuid = widgetUuid++; 1334 this.eventNamespace = "." + this.widgetName + this.uuid; 1335 1336 this.bindings = $(); 1337 this.hoverable = $(); 1338 this.focusable = $(); 1339 this.classesElementLookup = {}; 1340 1341 if ( element !== this ) { 1342 $.data( element, this.widgetFullName, this ); 1343 this._on( true, this.element, { 1344 remove: function( event ) { 1345 if ( event.target === element ) { 1346 this.destroy(); 1347 } 1348 } 1349 } ); 1350 this.document = $( element.style ? 1351 1352 // Element within the document 1353 element.ownerDocument : 1354 1355 // Element is window or document 1356 element.document || element ); 1357 this.window = $( this.document[ 0 ].defaultView || this.document[ 0 ].parentWindow ); 1358 } 1359 1360 this.options = $.widget.extend( {}, 1361 this.options, 1362 this._getCreateOptions(), 1363 options ); 1364 1365 this._create(); 1366 1367 if ( this.options.disabled ) { 1368 this._setOptionDisabled( this.options.disabled ); 1369 } 1370 1371 this._trigger( "create", null, this._getCreateEventData() ); 1372 this._init(); 1373 }, 1374 1375 _getCreateOptions: function() { 1376 return {}; 1377 }, 1378 1379 _getCreateEventData: $.noop, 1380 1381 _create: $.noop, 1382 1383 _init: $.noop, 1384 1385 destroy: function() { 1386 var that = this; 1387 1388 this._destroy(); 1389 $.each( this.classesElementLookup, function( key, value ) { 1390 that._removeClass( value, key ); 1391 } ); 1392 1393 // We can probably remove the unbind calls in 2.0 1394 // all event bindings should go through this._on() 1395 this.element 1396 .off( this.eventNamespace ) 1397 .removeData( this.widgetFullName ); 1398 this.widget() 1399 .off( this.eventNamespace ) 1400 .removeAttr( "aria-disabled" ); 1401 1402 // Clean up events and states 1403 this.bindings.off( this.eventNamespace ); 1404 }, 1405 1406 _destroy: $.noop, 1407 1408 widget: function() { 1409 return this.element; 1410 }, 1411 1412 option: function( key, value ) { 1413 var options = key; 1414 var parts; 1415 var curOption; 1416 var i; 1417 1418 if ( arguments.length === 0 ) { 1419 1420 // Don't return a reference to the internal hash 1421 return $.widget.extend( {}, this.options ); 1422 } 1423 1424 if ( typeof key === "string" ) { 1425 1426 // Handle nested keys, e.g., "foo.bar" => { foo: { bar: ___ } } 1427 options = {}; 1428 parts = key.split( "." ); 1429 key = parts.shift(); 1430 if ( parts.length ) { 1431 curOption = options[ key ] = $.widget.extend( {}, this.options[ key ] ); 1432 for ( i = 0; i < parts.length - 1; i++ ) { 1433 curOption[ parts[ i ] ] = curOption[ parts[ i ] ] || {}; 1434 curOption = curOption[ parts[ i ] ]; 1435 } 1436 key = parts.pop(); 1437 if ( arguments.length === 1 ) { 1438 return curOption[ key ] === undefined ? null : curOption[ key ]; 1439 } 1440 curOption[ key ] = value; 1441 } else { 1442 if ( arguments.length === 1 ) { 1443 return this.options[ key ] === undefined ? null : this.options[ key ]; 1444 } 1445 options[ key ] = value; 1446 } 1447 } 1448 1449 this._setOptions( options ); 1450 1451 return this; 1452 }, 1453 1454 _setOptions: function( options ) { 1455 var key; 1456 1457 for ( key in options ) { 1458 this._setOption( key, options[ key ] ); 1459 } 1460 1461 return this; 1462 }, 1463 1464 _setOption: function( key, value ) { 1465 if ( key === "classes" ) { 1466 this._setOptionClasses( value ); 1467 } 1468 1469 this.options[ key ] = value; 1470 1471 if ( key === "disabled" ) { 1472 this._setOptionDisabled( value ); 1473 } 1474 1475 return this; 1476 }, 1477 1478 _setOptionClasses: function( value ) { 1479 var classKey, elements, currentElements; 1480 1481 for ( classKey in value ) { 1482 currentElements = this.classesElementLookup[ classKey ]; 1483 if ( value[ classKey ] === this.options.classes[ classKey ] || 1484 !currentElements || 1485 !currentElements.length ) { 1486 continue; 1487 } 1488 1489 // We are doing this to create a new jQuery object because the _removeClass() call 1490 // on the next line is going to destroy the reference to the current elements being 1491 // tracked. We need to save a copy of this collection so that we can add the new classes 1492 // below. 1493 elements = $( currentElements.get() ); 1494 this._removeClass( currentElements, classKey ); 1495 1496 // We don't use _addClass() here, because that uses this.options.classes 1497 // for generating the string of classes. We want to use the value passed in from 1498 // _setOption(), this is the new value of the classes option which was passed to 1499 // _setOption(). We pass this value directly to _classes(). 1500 elements.addClass( this._classes( { 1501 element: elements, 1502 keys: classKey, 1503 classes: value, 1504 add: true 1505 } ) ); 1506 } 1507 }, 1508 1509 _setOptionDisabled: function( value ) { 1510 this._toggleClass( this.widget(), this.widgetFullName + "-disabled", null, !!value ); 1511 1512 // If the widget is becoming disabled, then nothing is interactive 1513 if ( value ) { 1514 this._removeClass( this.hoverable, null, "ui-state-hover" ); 1515 this._removeClass( this.focusable, null, "ui-state-focus" ); 1516 } 1517 }, 1518 1519 enable: function() { 1520 return this._setOptions( { disabled: false } ); 1521 }, 1522 1523 disable: function() { 1524 return this._setOptions( { disabled: true } ); 1525 }, 1526 1527 _classes: function( options ) { 1528 var full = []; 1529 var that = this; 1530 1531 options = $.extend( { 1532 element: this.element, 1533 classes: this.options.classes || {} 1534 }, options ); 1535 1536 function processClassString( classes, checkOption ) { 1537 var current, i; 1538 for ( i = 0; i < classes.length; i++ ) { 1539 current = that.classesElementLookup[ classes[ i ] ] || $(); 1540 if ( options.add ) { 1541 current = $( $.unique( current.get().concat( options.element.get() ) ) ); 1542 } else { 1543 current = $( current.not( options.element ).get() ); 1544 } 1545 that.classesElementLookup[ classes[ i ] ] = current; 1546 full.push( classes[ i ] ); 1547 if ( checkOption && options.classes[ classes[ i ] ] ) { 1548 full.push( options.classes[ classes[ i ] ] ); 1549 } 1550 } 1551 } 1552 1553 this._on( options.element, { 1554 "remove": "_untrackClassesElement" 1555 } ); 1556 1557 if ( options.keys ) { 1558 processClassString( options.keys.match( /\S+/g ) || [], true ); 1559 } 1560 if ( options.extra ) { 1561 processClassString( options.extra.match( /\S+/g ) || [] ); 1562 } 1563 1564 return full.join( " " ); 1565 }, 1566 1567 _untrackClassesElement: function( event ) { 1568 var that = this; 1569 $.each( that.classesElementLookup, function( key, value ) { 1570 if ( $.inArray( event.target, value ) !== -1 ) { 1571 that.classesElementLookup[ key ] = $( value.not( event.target ).get() ); 1572 } 1573 } ); 1574 }, 1575 1576 _removeClass: function( element, keys, extra ) { 1577 return this._toggleClass( element, keys, extra, false ); 1578 }, 1579 1580 _addClass: function( element, keys, extra ) { 1581 return this._toggleClass( element, keys, extra, true ); 1582 }, 1583 1584 _toggleClass: function( element, keys, extra, add ) { 1585 add = ( typeof add === "boolean" ) ? add : extra; 1586 var shift = ( typeof element === "string" || element === null ), 1587 options = { 1588 extra: shift ? keys : extra, 1589 keys: shift ? element : keys, 1590 element: shift ? this.element : element, 1591 add: add 1592 }; 1593 options.element.toggleClass( this._classes( options ), add ); 1594 return this; 1595 }, 1596 1597 _on: function( suppressDisabledCheck, element, handlers ) { 1598 var delegateElement; 1599 var instance = this; 1600 1601 // No suppressDisabledCheck flag, shuffle arguments 1602 if ( typeof suppressDisabledCheck !== "boolean" ) { 1603 handlers = element; 1604 element = suppressDisabledCheck; 1605 suppressDisabledCheck = false; 1606 } 1607 1608 // No element argument, shuffle and use this.element 1609 if ( !handlers ) { 1610 handlers = element; 1611 element = this.element; 1612 delegateElement = this.widget(); 1613 } else { 1614 element = delegateElement = $( element ); 1615 this.bindings = this.bindings.add( element ); 1616 } 1617 1618 $.each( handlers, function( event, handler ) { 1619 function handlerProxy() { 1620 1621 // Allow widgets to customize the disabled handling 1622 // - disabled as an array instead of boolean 1623 // - disabled class as method for disabling individual parts 1624 if ( !suppressDisabledCheck && 1625 ( instance.options.disabled === true || 1626 $( this ).hasClass( "ui-state-disabled" ) ) ) { 1627 return; 1628 } 1629 return ( typeof handler === "string" ? instance[ handler ] : handler ) 1630 .apply( instance, arguments ); 1631 } 1632 1633 // Copy the guid so direct unbinding works 1634 if ( typeof handler !== "string" ) { 1635 handlerProxy.guid = handler.guid = 1636 handler.guid || handlerProxy.guid || $.guid++; 1637 } 1638 1639 var match = event.match( /^([\w:-]*)\s*(.*)$/ ); 1640 var eventName = match[ 1 ] + instance.eventNamespace; 1641 var selector = match[ 2 ]; 1642 1643 if ( selector ) { 1644 delegateElement.on( eventName, selector, handlerProxy ); 1645 } else { 1646 element.on( eventName, handlerProxy ); 1647 } 1648 } ); 1649 }, 1650 1651 _off: function( element, eventName ) { 1652 eventName = ( eventName || "" ).split( " " ).join( this.eventNamespace + " " ) + 1653 this.eventNamespace; 1654 element.off( eventName ).off( eventName ); 1655 1656 // Clear the stack to avoid memory leaks (#10056) 1657 this.bindings = $( this.bindings.not( element ).get() ); 1658 this.focusable = $( this.focusable.not( element ).get() ); 1659 this.hoverable = $( this.hoverable.not( element ).get() ); 1660 }, 1661 1662 _delay: function( handler, delay ) { 1663 function handlerProxy() { 1664 return ( typeof handler === "string" ? instance[ handler ] : handler ) 1665 .apply( instance, arguments ); 1666 } 1667 var instance = this; 1668 return setTimeout( handlerProxy, delay || 0 ); 1669 }, 1670 1671 _hoverable: function( element ) { 1672 this.hoverable = this.hoverable.add( element ); 1673 this._on( element, { 1674 mouseenter: function( event ) { 1675 this._addClass( $( event.currentTarget ), null, "ui-state-hover" ); 1676 }, 1677 mouseleave: function( event ) { 1678 this._removeClass( $( event.currentTarget ), null, "ui-state-hover" ); 1679 } 1680 } ); 1681 }, 1682 1683 _focusable: function( element ) { 1684 this.focusable = this.focusable.add( element ); 1685 this._on( element, { 1686 focusin: function( event ) { 1687 this._addClass( $( event.currentTarget ), null, "ui-state-focus" ); 1688 }, 1689 focusout: function( event ) { 1690 this._removeClass( $( event.currentTarget ), null, "ui-state-focus" ); 1691 } 1692 } ); 1693 }, 1694 1695 _trigger: function( type, event, data ) { 1696 var prop, orig; 1697 var callback = this.options[ type ]; 1698 1699 data = data || {}; 1700 event = $.Event( event ); 1701 event.type = ( type === this.widgetEventPrefix ? 1702 type : 1703 this.widgetEventPrefix + type ).toLowerCase(); 1704 1705 // The original event may come from any element 1706 // so we need to reset the target on the new event 1707 event.target = this.element[ 0 ]; 1708 1709 // Copy original event properties over to the new event 1710 orig = event.originalEvent; 1711 if ( orig ) { 1712 for ( prop in orig ) { 1713 if ( !( prop in event ) ) { 1714 event[ prop ] = orig[ prop ]; 1715 } 1716 } 1717 } 1718 1719 this.element.trigger( event, data ); 1720 return !( $.isFunction( callback ) && 1721 callback.apply( this.element[ 0 ], [ event ].concat( data ) ) === false || 1722 event.isDefaultPrevented() ); 1723 } 1724 }; 1725 1726 $.each( { show: "fadeIn", hide: "fadeOut" }, function( method, defaultEffect ) { 1727 $.Widget.prototype[ "_" + method ] = function( element, options, callback ) { 1728 if ( typeof options === "string" ) { 1729 options = { effect: options }; 1730 } 1731 1732 var hasOptions; 1733 var effectName = !options ? 1734 method : 1735 options === true || typeof options === "number" ? 1736 defaultEffect : 1737 options.effect || defaultEffect; 1738 1739 options = options || {}; 1740 if ( typeof options === "number" ) { 1741 options = { duration: options }; 1742 } 1743 1744 hasOptions = !$.isEmptyObject( options ); 1745 options.complete = callback; 1746 1747 if ( options.delay ) { 1748 element.delay( options.delay ); 1749 } 1750 1751 if ( hasOptions && $.effects && $.effects.effect[ effectName ] ) { 1752 element[ method ]( options ); 1753 } else if ( effectName !== method && element[ effectName ] ) { 1754 element[ effectName ]( options.duration, options.easing, callback ); 1755 } else { 1756 element.queue( function( next ) { 1757 $( this )[ method ](); 1758 if ( callback ) { 1759 callback.call( element[ 0 ] ); 1760 } 1761 next(); 1762 } ); 1763 } 1764 }; 1765 } ); 1766 1767 1768 } ) );
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| Generated: Sun Nov 29 01:00:04 2020 | Cross-referenced by PHPXref 0.7.1 |