https://ukraina.ru/js/libs/jquery.ui.widget.js?9eb5d647a

1/*! jQuery UI - v1.12.1+CommonJS - 2018-02-10
2 * http://jqueryui.com
3 * Includes: widget.js
4 * Copyright jQuery Foundation and other contributors; Licensed MIT */
5
6(function( factory ) {
7  if ( typeof define === "function" && define.amd ) {
8
9    // AMD. Register as an anonymous module.
10    define([ "jquery" ], factory );
11  } else if ( typeof exports === "object" ) {
12
13    // Node/CommonJS
14    factory( require( "jquery" ) );
15  } else {
16
17    // Browser globals
18    factory( jQuery );
19  }
20}(function( $ ) {
21
22  $.ui = $.ui || {};
23
24  var version = $.ui.version = "1.12.1";
25
26
27  /*!
28   * jQuery UI Widget 1.12.1
29   * http://jqueryui.com
30   *
31   * Copyright jQuery Foundation and other contributors
32   * Released under the MIT license.
33   * http://jquery.org/license
34   */
35
36  //>>label: Widget
37  //>>group: Core
38  //>>description: Provides a factory for creating stateful widgets with a common API.
39  //>>docs: http://api.jqueryui.com/jQuery.widget/
40  //>>demos: http://jqueryui.com/widget/
41
42
43
44  var widgetUuid = 0;
45  var widgetSlice = Array.prototype.slice;
46
47  $.cleanData = ( function( orig ) {
48    return function( elems ) {
49      var events, elem, i;
50      for ( i = 0; ( elem = elems[ i ] ) != null; i++ ) {
51        try {
52
53          // Only trigger remove when necessary to save time
54          events = $._data( elem, "events" );
55          if ( events && events.remove ) {
56            $( elem ).triggerHandler( "remove" );
57          }
58
59          // Http://bugs.jquery.com/ticket/8235
60        } catch ( e ) {}
61      }
62      orig( elems );
63    };
64  } )( $.cleanData );
65
66  $.widget = function( name, base, prototype ) {
67    var existingConstructor, constructor, basePrototype;
68
69    // ProxiedPrototype allows the provided prototype to remain unmodified
70    // so that it can be used as a mixin for multiple widgets (#8876)
71    var proxiedPrototype = {};
72
73    var namespace = name.split( "." )[ 0 ];
74    name = name.split( "." )[ 1 ];
75    var fullName = namespace + "-" + name;
76
77    if ( !prototype ) {
78      prototype = base;
79      base = $.Widget;
80    }
81
82    if ( $.isArray( prototype ) ) {
83      prototype = $.extend.apply( null, [ {} ].concat( prototype ) );
84    }
85
86    // Create selector for plugin
87    $.expr[ ":" ][ fullName.toLowerCase() ] = function( elem ) {
88      return !!$.data( elem, fullName );
89    };
90
91    $[ namespace ] = $[ namespace ] || {};
92    existingConstructor = $[ namespace ][ name ];
93    constructor = $[ namespace ][ name ] = function( options, element ) {
94
95      // Allow instantiation without "new" keyword
96      if ( !this._createWidget ) {
97        return new constructor( options, element );
98      }
99
100      // Allow instantiation without initializing for simple inheritance
101      // must use "new" keyword (the code above always passes args)
102      if ( arguments.length ) {
103        this._createWidget( options, element );
104      }
105    };
106
107    // Extend with the existing constructor to carry over any static properties
108    $.extend( constructor, existingConstructor, {
109      version: prototype.version,
110
111      // Copy the object used to create the prototype in case we need to
112      // redefine the widget later
113      _proto: $.extend( {}, prototype ),
114
115      // Track widgets that inherit from this widget in case this widget is
116      // redefined after a widget inherits from it
117      _childConstructors: []
118    } );
119
120    basePrototype = new base();
121
122    // We need to make the options hash a property directly on the new instance
123    // otherwise we'll modify the options hash on the prototype that we're
124    // inheriting from
125    basePrototype.options = $.widget.extend( {}, basePrototype.options );
126    $.each( prototype, function( prop, value ) {
127      if ( !$.isFunction( value ) ) {
128        proxiedPrototype[ prop ] = value;
129        return;
130      }
131      proxiedPrototype[ prop ] = ( function() {
132        function _super() {
133          return base.prototype[ prop ].apply( this, arguments );
134        }
135
136        function _superApply( args ) {
137          return base.prototype[ prop ].apply( this, args );
138        }
139
140        return function() {
141          var __super = this._super;
142          var __superApply = this._superApply;
143          var returnValue;
144
145          this._super = _super;
146          this._superApply = _superApply;
147
148          returnValue = value.apply( this, arguments );
149
150          this._super = __super;
151          this._superApply = __superApply;
152
153          return returnValue;
154        };
155      } )();
156    } );
157    constructor.prototype = $.widget.extend( basePrototype, {
158
159      // TODO: remove support for widgetEventPrefix
160      // always use the name + a colon as the prefix, e.g., draggable:start
161      // don't prefix for widgets that aren't DOM-based
162      widgetEventPrefix: existingConstructor ? ( basePrototype.widgetEventPrefix || name ) : name
163    }, proxiedPrototype, {
164      constructor: constructor,
165      namespace: namespace,
166      widgetName: name,
167      widgetFullName: fullName
168    } );
169
170    // If this widget is being redefined then we need to find all widgets that
171    // are inheriting from it and redefine all of them so that they inherit from
172    // the new version of this widget. We're essentially trying to replace one
173    // level in the prototype chain.
174    if ( existingConstructor ) {
175      $.each( existingConstructor._childConstructors, function( i, child ) {
176        var childPrototype = child.prototype;
177
178        // Redefine the child widget using the same prototype that was
179        // originally used, but inherit from the new version of the base
180        $.widget( childPrototype.namespace + "." + childPrototype.widgetName, constructor,
181          child._proto );
182      } );
183
184      // Remove the list of existing child constructors from the old constructor
185      // so the old child constructors can be garbage collected
186      delete existingConstructor._childConstructors;
187    } else {
188      base._childConstructors.push( constructor );
189    }
190
191    $.widget.bridge( name, constructor );
192
193    return constructor;
194  };
195
196  $.widget.extend = function( target ) {
197    var input = widgetSlice.call( arguments, 1 );
198    var inputIndex = 0;
199    var inputLength = input.length;
200    var key;
201    var value;
202
203    for ( ; inputIndex < inputLength; inputIndex++ ) {
204      for ( key in input[ inputIndex ] ) {
205        value = input[ inputIndex ][ key ];
206        if ( input[ inputIndex ].hasOwnProperty( key ) && value !== undefined ) {
207
208          // Clone objects
209          if ( $.isPlainObject( value ) ) {
210            target[ key ] = $.isPlainObject( target[ key ] ) ?
211              $.widget.extend( {}, target[ key ], value ) :
212
213              // Don't extend strings, arrays, etc. with objects
214              $.widget.extend( {}, value );
215
216            // Copy everything else by reference
217          } else {
218            target[ key ] = value;
219          }
220        }
221      }
222    }
223    return target;
224  };
225
226  $.widget.bridge = function( name, object ) {
227    var fullName = object.prototype.widgetFullName || name;
228    $.fn[ name ] = function( options ) {
229      var isMethodCall = typeof options === "string";
230      var args = widgetSlice.call( arguments, 1 );
231      var returnValue = this;
232
233      if ( isMethodCall ) {
234
235        // If this is an empty collection, we need to have the instance method
236        // return undefined instead of the jQuery instance
237        if ( !this.length && options === "instance" ) {
238          returnValue = undefined;
239        } else {
240          this.each( function() {
241            var methodValue;
242            var instance = $.data( this, fullName );
243
244            if ( options === "instance" ) {
245              returnValue = instance;
246              return false;
247            }
248
249            if ( !instance ) {
250              return $.error( "cannot call methods on " + name +
251                " prior to initialization; " +
252                "attempted to call method '" + options + "'" );
253            }
254
255            if ( !$.isFunction( instance[ options ] ) || options.charAt( 0 ) === "_" ) {
256              return $.error( "no such method '" + options + "' for " + name +
257                " widget instance" );
258            }
259
260            methodValue = instance[ options ].apply( instance, args );
261
262            if ( methodValue !== instance && methodValue !== undefined ) {
263              returnValue = methodValue && methodValue.jquery ?
264                returnValue.pushStack( methodValue.get() ) :
265                methodValue;
266              return false;

267            }
268          } );
269        }
270      } else {
271
272        // Allow multiple hashes to be passed on init
273        if ( args.length ) {
274          options = $.widget.extend.apply( null, [ options ].concat( args ) );
275        }
276
277        this.each( function() {
278          var instance = $.data( this, fullName );
279          if ( instance ) {
280            instance.option( options || {} );
281            if ( instance._init ) {
282              instance._init();
283            }
284          } else {
285            $.data( this, fullName, new object( options, this ) );
286          }
287        } );
288      }
289
290      return returnValue;
291    };
292  };
293
294  $.Widget = function( /* options, element */ ) {};
295  $.Widget._childConstructors = [];
296
297  $.Widget.prototype = {
298    widgetName: "widget",
299    widgetEventPrefix: "",
300    defaultElement: "<div>",
301
302    options: {
303      classes: {},
304      disabled: false,
305
306      // Callbacks
307      create: null
308    },
309
310    _createWidget: function( options, element ) {
311      element = $( element || this.defaultElement || this )[ 0 ];
312      this.element = $( element );
313      this.uuid = widgetUuid++;
314      this.eventNamespace = "." + this.widgetName + this.uuid;
315
316      this.bindings = $();
317      this.hoverable = $();
318      this.focusable = $();
319      this.classesElementLookup = {};
320
321      if ( element !== this ) {
322        $.data( element, this.widgetFullName, this );
323        this._on( true, this.element, {
324          remove: function( event ) {
325            if ( event.target === element ) {
326              this.destroy();
327            }
328          }
329        } );
330        this.document = $( element.style ?
331
332          // Element within the document
333          element.ownerDocument :
334
335          // Element is window or document
336          element.document || element );
337        this.window = $( this.document[ 0 ].defaultView || this.document[ 0 ].parentWindow );
338      }
339
340      this.options = $.widget.extend( {},
341        this.options,
342        this._getCreateOptions(),
343        options );
344
345      this._create();
346
347      if ( this.options.disabled ) {
348        this._setOptionDisabled( this.options.disabled );
349      }
350
351      this._trigger( "create", null, this._getCreateEventData() );
352      this._init();
353    },
354
355    _getCreateOptions: function() {
356      return {};
357    },
358
359    _getCreateEventData: $.noop,
360
361    _create: $.noop,
362
363    _init: $.noop,
364
365    destroy: function() {
366      var that = this;
367
368      this._destroy();
369      $.each( this.classesElementLookup, function( key, value ) {
370        that._removeClass( value, key );
371      } );
372
373      // We can probably remove the unbind calls in 2.0
374      // all event bindings should go through this._on()
375      this.element
376        .off( this.eventNamespace )
377        .removeData( this.widgetFullName );
378      this.widget()
379        .off( this.eventNamespace )
380        .removeAttr( "aria-disabled" );
381
382      // Clean up events and states
383      this.bindings.off( this.eventNamespace );
384    },
385
386    _destroy: $.noop,
387
388    widget: function() {
389      return this.element;
390    },
391
392    option: function( key, value ) {
393      var options = key;
394      var parts;
395      var curOption;
396      var i;
397
398      if ( arguments.length === 0 ) {
399
400        // Don't return a reference to the internal hash
401        return $.widget.extend( {}, this.options );
402      }
403
404      if ( typeof key === "string" ) {
405
406        // Handle nested keys, e.g., "foo.bar" => { foo: { bar: ___ } }
407        options = {};
408        parts = key.split( "." );
409        key = parts.shift();
410        if ( parts.length ) {
411          curOption = options[ key ] = $.widget.extend( {}, this.options[ key ] );
412          for ( i = 0; i < parts.length - 1; i++ ) {
413            curOption[ parts[ i ] ] = curOption[ parts[ i ] ] || {};
414            curOption = curOption[ parts[ i ] ];
415          }
416          key = parts.pop();
417          if ( arguments.length === 1 ) {
418            return curOption[ key ] === undefined ? null : curOption[ key ];
419          }
420          curOption[ key ] = value;
421        } else {
422          if ( arguments.length === 1 ) {
423            return this.options[ key ] === undefined ? null : this.options[ key ];
424          }
425          options[ key ] = value;
426        }
427      }
428
429      this._setOptions( options );
430
431      return this;
432    },
433
434    _setOptions: function( options ) {
435      var key;
436
437      for ( key in options ) {
438        this._setOption( key, options[ key ] );
439      }
440
441      return this;
442    },
443
444    _setOption: function( key, value ) {
445      if ( key === "classes" ) {
446        this._setOptionClasses( value );
447      }
448
449      this.options[ key ] = value;
450
451      if ( key === "disabled" ) {
452        this._setOptionDisabled( value );
453      }
454
455      return this;
456    },
457
458    _setOptionClasses: function( value ) {
459      var classKey, elements, currentElements;
460
461      for ( classKey in value ) {
462        currentElements = this.classesElementLookup[ classKey ];
463        if ( value[ classKey ] === this.options.classes[ classKey ] ||
464          !currentElements ||
465          !currentElements.length ) {
466          continue;
467        }
468
469        // We are doing this to create a new jQuery object because the _removeClass() call

470        // on the next line is going to destroy the reference to the current elements being
471        // tracked. We need to save a copy of this collection so that we can add the new classes
472        // below.
473        elements = $( currentElements.get() );
474        this._removeClass( currentElements, classKey );
475
476        // We don't use _addClass() here, because that uses this.options.classes
477        // for generating the string of classes. We want to use the value passed in from
478        // _setOption(), this is the new value of the classes option which was passed to
479        // _setOption(). We pass this value directly to _classes().
480        elements.addClass( this._classes( {
481          element: elements,
482          keys: classKey,
483          classes: value,
484          add: true
485        } ) );
486      }
487    },
488
489    _setOptionDisabled: function( value ) {
490      this._toggleClass( this.widget(), this.widgetFullName + "-disabled", null, !!value );
491
492      // If the widget is becoming disabled, then nothing is interactive
493      if ( value ) {
494        this._removeClass( this.hoverable, null, "ui-state-hover" );
495        this._removeClass( this.focusable, null, "ui-state-focus" );
496      }
497    },
498
499    enable: function() {
500      return this._setOptions( { disabled: false } );
501    },
502
503    disable: function() {
504      return this._setOptions( { disabled: true } );
505    },
506
507    _classes: function( options ) {
508      var full = [];
509      var that = this;
510
511      options = $.extend( {
512        element: this.element,
513        classes: this.options.classes || {}
514      }, options );
515
516      function processClassString( classes, checkOption ) {
517        var current, i;
518        for ( i = 0; i < classes.length; i++ ) {
519          current = that.classesElementLookup[ classes[ i ] ] || $();
520          if ( options.add ) {
521            current = $( $.unique( current.get().concat( options.element.get() ) ) );
522          } else {
523            current = $( current.not( options.element ).get() );
524          }
525          that.classesElementLookup[ classes[ i ] ] = current;
526          full.push( classes[ i ] );
527          if ( checkOption && options.classes[ classes[ i ] ] ) {
528            full.push( options.classes[ classes[ i ] ] );
529          }
530        }
531      }
532
533      this._on( options.element, {
534        "remove": "_untrackClassesElement"
535      } );
536
537      if ( options.keys ) {
538        processClassString( options.keys.match( /\S+/g ) || [], true );
539      }
540      if ( options.extra ) {
541        processClassString( options.extra.match( /\S+/g ) || [] );
542      }
543
544      return full.join( " " );
545    },
546
547    _untrackClassesElement: function( event ) {
548      var that = this;
549      $.each( that.classesElementLookup, function( key, value ) {
550        if ( $.inArray( event.target, value ) !== -1 ) {
551          that.classesElementLookup[ key ] = $( value.not( event.target ).get() );
552        }
553      } );
554    },
555
556    _removeClass: function( element, keys, extra ) {
557      return this._toggleClass( element, keys, extra, false );
558    },
559
560    _addClass: function( element, keys, extra ) {
561      return this._toggleClass( element, keys, extra, true );
562    },
563
564    _toggleClass: function( element, keys, extra, add ) {
565      add = ( typeof add === "boolean" ) ? add : extra;
566      var shift = ( typeof element === "string" || element === null ),
567        options = {
568          extra: shift ? keys : extra,
569          keys: shift ? element : keys,
570          element: shift ? this.element : element,
571          add: add
572        };
573      options.element.toggleClass( this._classes( options ), add );
574      return this;
575    },
576
577    _on: function( suppressDisabledCheck, element, handlers ) {
578      var delegateElement;
579      var instance = this;
580
581      // No suppressDisabledCheck flag, shuffle arguments
582      if ( typeof suppressDisabledCheck !== "boolean" ) {
583        handlers = element;
584        element = suppressDisabledCheck;
585        suppressDisabledCheck = false;
586      }
587
588      // No element argument, shuffle and use this.element
589      if ( !handlers ) {
590        handlers = element;
591        element = this.element;
592        delegateElement = this.widget();
593      } else {
594        element = delegateElement = $( element );
595        this.bindings = this.bindings.add( element );
596      }
597
598      $.each( handlers, function( event, handler ) {
599        function handlerProxy() {
600
601          // Allow widgets to customize the disabled handling
602          // - disabled as an array instead of boolean
603          // - disabled class as method for disabling individual parts
604          if ( !suppressDisabledCheck &&
605            ( instance.options.disabled === true ||
606              $( this ).hasClass( "ui-state-disabled" ) ) ) {
607            return;
608          }
609          return ( typeof handler === "string" ? instance[ handler ] : handler )
610            .apply( instance, arguments );
611        }
612
613        // Copy the guid so direct unbinding works
614        if ( typeof handler !== "string" ) {
615          handlerProxy.guid = handler.guid =
616            handler.guid || handlerProxy.guid || $.guid++;
617        }
618
619        var match = event.match( /^([\w:-]*)\s*(.*)$/ );
620        var eventName = match[ 1 ] + instance.eventNamespace;
621        var selector = match[ 2 ];
622
623        if ( selector ) {
624          delegateElement.on( eventName, selector, handlerProxy );
625        } else {
626          element.on( eventName, handlerProxy );
627        }
628      } );
629    },
630
631    _off: function( element, eventName ) {
632      eventName = ( eventName || "" ).split( " " ).join( this.eventNamespace + " " ) +
633        this.eventNamespace;
634      element.off( eventName ).off( eventName );
635
636      // Clear the stack to avoid memory leaks (#10056)
637      this.bindings = $( this.bindings.not( element ).get() );
638      this.focusable = $( this.focusable.not( element ).get() );
639      this.hoverable = $( this.hoverable.not( element ).get() );
640    },
641
642    _delay: function( handler, delay ) {
643      function handlerProxy() {
644        return ( typeof handler === "string" ? instance[ handler ] : handler )
645          .apply( instance, arguments );
646      }
647      var instance = this;
648      return setTimeout( handlerProxy, delay || 0 );
649    },
650
651    _hoverable: function( element ) {
652      this.hoverable = this.hoverable.add( element );
653      this._on( element, {
654        mouseenter: function( event ) {
655          this._addClass( $( event.currentTarget ), null, "ui-state-hover" );
656        },
657        mouseleave: function( event ) {
658          this._removeClass( $( event.currentTarget ), null, "ui-state-hover" );
659        }
660      } );
661    },
662
663    _focusable: function( element ) {
664      this.focusable = this.focusable.add( element );
665      this._on( element, {
666        focusin: function( event ) {
667          this._addClass( $( event.currentTarget ), null, "ui-state-focus" );
668        },
669        focusout: function( event ) {
670          this._removeClass( $( event.currentTarget ), null, "ui-state-focus" );
671        }
672      } );
673    },
674
675    _trigger: function( type, event, data ) {
676      var prop, orig;
677      var callback = this.options[ type ];
678
679      data = data || {};
680      event = $.Event( event );
681      event.type = ( type === this.widgetEventPrefix ?
682        type :
683        this.widgetEventPrefix + type ).toLowerCase();
684
685      // The original event may come from any element
686      // so we need to reset the target on the new event
687      event.target = this.element[ 0 ];
688
689      // Copy original event properties over to the new event
690      orig = event.originalEvent;
691      if ( orig ) {
692        for ( prop in orig ) {
693          if ( !( prop in event ) ) {
694            event[ prop ] = orig[ prop ];
695          }
696        }
697      }
698
699      this.element.trigger( event, data );
700      return !( $.isFunction( callback ) &&
701        callback.apply( this.element[ 0 ], [ event ].concat( data ) ) === false ||
702        event.isDefaultPrevented() );
703    }
704  };
705
706  $.each( { show: "fadeIn", hide: "fadeOut" }, function( method, defaultEffect ) {
707    $.Widget.prototype[ "_" + method ] = function( element, options, callback ) {
708      if ( typeof options === "string" ) {
709        options = { effect: options };
710      }
711
712      var hasOptions;
713      var effectName = !options ?
714        method :
715        options === true || typeof options === "number" ?
716        defaultEffect :
717        options.effect || defaultEffect;
718
719      options = options || {};
720      if ( typeof options === "number" ) {
721        options = { duration: options };
722      }
723
724      hasOptions = !$.isEmptyObject( options );
725      options.complete = callback;
726
727      if ( options.delay ) {
728        element.delay( options.delay );
729      }
730
731      if ( hasOptions && $.effects && $.effects.effect[ effectName ] ) {
732        element[ method ]( options );
733      } else if ( effectName !== method && element[ effectName ] ) {