3 * https://www.mediawiki.org/wiki/OOjs_UI
5 * Copyright 2011–2016 OOjs UI Team and other contributors.
6 * Released under the MIT license
7 * http://oojs.mit-license.org
9 * Date: 2016-05-31T21:50:52Z
16 * DraggableElement is a mixin class used to create elements that can be clicked
17 * and dragged by a mouse to a new position within a group. This class must be used
18 * in conjunction with OO.ui.mixin.DraggableGroupElement, which provides a container for
19 * the draggable elements.
25 * @param {Object} [config] Configuration options
26 * @cfg {jQuery} [$handle] The part of the element which can be used for dragging, defaults to the whole element
28 OO.ui.mixin.DraggableElement = function OoUiMixinDraggableElement( config ) {
29 config = config || {};
33 this.$handle = config.$handle || this.$element;
34 this.wasHandleUsed = null;
36 // Initialize and events
37 this.$element.addClass( 'oo-ui-draggableElement' )
38 // We make the entire element draggable, not just the handle, so that
39 // the whole element appears to move. wasHandleUsed prevents drags from
40 // starting outside the handle
41 .attr( 'draggable', true )
43 mousedown: this.onDragMouseDown.bind( this ),
44 dragstart: this.onDragStart.bind( this ),
45 dragover: this.onDragOver.bind( this ),
46 dragend: this.onDragEnd.bind( this ),
47 drop: this.onDrop.bind( this )
49 this.$handle.addClass( 'oo-ui-draggableElement-handle' );
52 OO.initClass( OO.ui.mixin.DraggableElement );
59 * A dragstart event is emitted when the user clicks and begins dragging an item.
60 * @param {OO.ui.mixin.DraggableElement} item The item the user has clicked and is dragging with the mouse.
65 * A dragend event is emitted when the user drags an item and releases the mouse,
66 * thus terminating the drag operation.
71 * A drop event is emitted when the user drags an item and then releases the mouse button
72 * over a valid target.
75 /* Static Properties */
78 * @inheritdoc OO.ui.mixin.ButtonElement
80 OO.ui.mixin.DraggableElement.static.cancelButtonMouseDownEvents = false;
85 * Respond to mousedown event.
88 * @param {jQuery.Event} e jQuery event
90 OO.ui.mixin.DraggableElement.prototype.onDragMouseDown = function ( e ) {
92 // Optimization: if the handle is the whole element this is always true
93 this.$handle[ 0 ] === this.$element[ 0 ] ||
94 // Check the mousedown occurred inside the handle
95 OO.ui.contains( this.$handle[ 0 ], e.target, true );
99 * Respond to dragstart event.
102 * @param {jQuery.Event} e jQuery event
105 OO.ui.mixin.DraggableElement.prototype.onDragStart = function ( e ) {
107 dataTransfer = e.originalEvent.dataTransfer;
109 if ( !this.wasHandleUsed ) {
113 // Define drop effect
114 dataTransfer.dropEffect = 'none';
115 dataTransfer.effectAllowed = 'move';
117 // We must set up a dataTransfer data property or Firefox seems to
118 // ignore the fact the element is draggable.
120 dataTransfer.setData( 'application-x/OOjs-UI-draggable', this.getIndex() );
122 // The above is only for Firefox. Move on if it fails.
124 // Briefly add a 'clone' class to style the browser's native drag image
125 this.$element.addClass( 'oo-ui-draggableElement-clone' );
126 // Add placeholder class after the browser has rendered the clone
127 setTimeout( function () {
129 .removeClass( 'oo-ui-draggableElement-clone' )
130 .addClass( 'oo-ui-draggableElement-placeholder' );
133 this.emit( 'dragstart', this );
138 * Respond to dragend event.
143 OO.ui.mixin.DraggableElement.prototype.onDragEnd = function () {
144 this.$element.removeClass( 'oo-ui-draggableElement-placeholder' );
145 this.emit( 'dragend' );
152 * @param {jQuery.Event} e jQuery event
155 OO.ui.mixin.DraggableElement.prototype.onDrop = function ( e ) {
157 this.emit( 'drop', e );
161 * In order for drag/drop to work, the dragover event must
162 * return false and stop propogation.
166 OO.ui.mixin.DraggableElement.prototype.onDragOver = function ( e ) {
172 * Store it in the DOM so we can access from the widget drag event
175 * @param {number} index Item index
177 OO.ui.mixin.DraggableElement.prototype.setIndex = function ( index ) {
178 if ( this.index !== index ) {
180 this.$element.data( 'index', index );
188 * @return {number} Item index
190 OO.ui.mixin.DraggableElement.prototype.getIndex = function () {
195 * DraggableGroupElement is a mixin class used to create a group element to
196 * contain draggable elements, which are items that can be clicked and dragged by a mouse.
197 * The class is used with OO.ui.mixin.DraggableElement.
201 * @mixins OO.ui.mixin.GroupElement
204 * @param {Object} [config] Configuration options
205 * @cfg {string} [orientation] Item orientation: 'horizontal' or 'vertical'. The orientation
206 * should match the layout of the items. Items displayed in a single row
207 * or in several rows should use horizontal orientation. The vertical orientation should only be
208 * used when the items are displayed in a single column. Defaults to 'vertical'
210 OO.ui.mixin.DraggableGroupElement = function OoUiMixinDraggableGroupElement( config ) {
211 // Configuration initialization
212 config = config || {};
214 // Parent constructor
215 OO.ui.mixin.GroupElement.call( this, config );
218 this.orientation = config.orientation || 'vertical';
219 this.dragItem = null;
222 this.itemsOrder = null;
226 dragstart: 'itemDragStart',
227 dragend: 'itemDragEnd',
230 this.connect( this, {
231 itemDragStart: 'onItemDragStart',
232 itemDrop: 'onItemDropOrDragEnd',
233 itemDragEnd: 'onItemDropOrDragEnd'
237 if ( Array.isArray( config.items ) ) {
238 this.addItems( config.items );
241 .addClass( 'oo-ui-draggableGroupElement' )
242 .append( this.$status )
243 .toggleClass( 'oo-ui-draggableGroupElement-horizontal', this.orientation === 'horizontal' );
247 OO.mixinClass( OO.ui.mixin.DraggableGroupElement, OO.ui.mixin.GroupElement );
252 * An item has been dragged to a new position, but not yet dropped.
255 * @param {OO.ui.mixin.DraggableElement} item Dragged item
256 * @param {number} [newIndex] New index for the item
260 * And item has been dropped at a new position.
263 * @param {OO.ui.mixin.DraggableElement} item Reordered item
264 * @param {number} [newIndex] New index for the item
270 * Respond to item drag start event
273 * @param {OO.ui.mixin.DraggableElement} item Dragged item
275 OO.ui.mixin.DraggableGroupElement.prototype.onItemDragStart = function ( item ) {
276 // Make a shallow copy of this.items so we can re-order it during previews
277 // without affecting the original array.
278 this.itemsOrder = this.items.slice();
279 this.updateIndexes();
280 if ( this.orientation === 'horizontal' ) {
281 // Calculate and cache directionality on drag start - it's a little
282 // expensive and it shouldn't change while dragging.
283 this.dir = this.$element.css( 'direction' );
285 this.setDragItem( item );
289 * Update the index properties of the items
291 OO.ui.mixin.DraggableGroupElement.prototype.updateIndexes = function () {
294 // Map the index of each object
295 for ( i = 0, len = this.itemsOrder.length; i < len; i++ ) {
296 this.itemsOrder[ i ].setIndex( i );
301 * Handle drop or dragend event and switch the order of the items accordingly
304 * @param {OO.ui.mixin.DraggableElement} item Dropped item
306 OO.ui.mixin.DraggableGroupElement.prototype.onItemDropOrDragEnd = function () {
307 var targetIndex, originalIndex,
308 item = this.getDragItem();
310 // TODO: Figure out a way to configure a list of legally droppable
311 // elements even if they are not yet in the list
313 originalIndex = this.items.indexOf( item );
314 // If the item has moved forward, add one to the index to account for the left shift
315 targetIndex = item.getIndex() + ( item.getIndex() > originalIndex ? 1 : 0 );
316 if ( targetIndex !== originalIndex ) {
317 this.reorder( this.getDragItem(), targetIndex );
318 this.emit( 'reorder', this.getDragItem(), targetIndex );
320 this.updateIndexes();
322 this.unsetDragItem();
323 // Return false to prevent propogation
328 * Respond to dragover event
331 * @param {jQuery.Event} e Dragover event
334 OO.ui.mixin.DraggableGroupElement.prototype.onDragOver = function ( e ) {
335 var overIndex, targetIndex,
336 item = this.getDragItem(),
337 dragItemIndex = item.getIndex();
339 // Get the OptionWidget item we are dragging over
340 overIndex = $( e.target ).closest( '.oo-ui-draggableElement' ).data( 'index' );
342 if ( overIndex !== undefined && overIndex !== dragItemIndex ) {
343 targetIndex = overIndex + ( overIndex > dragItemIndex ? 1 : 0 );
345 if ( targetIndex > 0 ) {
346 this.$group.children().eq( targetIndex - 1 ).after( item.$element );
348 this.$group.prepend( item.$element );
350 // Move item in itemsOrder array
351 this.itemsOrder.splice( overIndex, 0,
352 this.itemsOrder.splice( dragItemIndex, 1 )[ 0 ]
354 this.updateIndexes();
355 this.emit( 'drag', item, targetIndex );
362 * Reorder the items in the group
364 * @param {OO.ui.mixin.DraggableElement} item Reordered item
365 * @param {number} newIndex New index
367 OO.ui.mixin.DraggableGroupElement.prototype.reorder = function ( item, newIndex ) {
368 this.addItems( [ item ], newIndex );
374 * @param {OO.ui.mixin.DraggableElement} item Dragged item
376 OO.ui.mixin.DraggableGroupElement.prototype.setDragItem = function ( item ) {
377 this.dragItem = item;
378 this.$element.on( 'dragover', this.onDragOver.bind( this ) );
379 this.$element.addClass( 'oo-ui-draggableGroupElement-dragging' );
383 * Unset the current dragged item
385 OO.ui.mixin.DraggableGroupElement.prototype.unsetDragItem = function () {
386 this.dragItem = null;
387 this.$element.off( 'dragover' );
388 this.$element.removeClass( 'oo-ui-draggableGroupElement-dragging' );
392 * Get the item that is currently being dragged.
394 * @return {OO.ui.mixin.DraggableElement|null} The currently dragged item, or `null` if no item is being dragged
396 OO.ui.mixin.DraggableGroupElement.prototype.getDragItem = function () {
397 return this.dragItem;
401 * RequestManager is a mixin that manages the lifecycle of a promise-backed request for a widget, such as
402 * the {@link OO.ui.mixin.LookupElement}.
409 OO.ui.mixin.RequestManager = function OoUiMixinRequestManager() {
410 this.requestCache = {};
411 this.requestQuery = null;
412 this.requestRequest = null;
417 OO.initClass( OO.ui.mixin.RequestManager );
420 * Get request results for the current query.
422 * @return {jQuery.Promise} Promise object which will be passed response data as the first argument of
423 * the done event. If the request was aborted to make way for a subsequent request, this promise
424 * may not be rejected, depending on what jQuery feels like doing.
426 OO.ui.mixin.RequestManager.prototype.getRequestData = function () {
428 value = this.getRequestQuery(),
429 deferred = $.Deferred(),
433 if ( Object.prototype.hasOwnProperty.call( this.requestCache, value ) ) {
434 deferred.resolve( this.requestCache[ value ] );
436 if ( this.pushPending ) {
439 this.requestQuery = value;
440 ourRequest = this.requestRequest = this.getRequest();
442 .always( function () {
443 // We need to pop pending even if this is an old request, otherwise
444 // the widget will remain pending forever.
445 // TODO: this assumes that an aborted request will fail or succeed soon after
446 // being aborted, or at least eventually. It would be nice if we could popPending()
447 // at abort time, but only if we knew that we hadn't already called popPending()
449 if ( widget.popPending ) {
453 .done( function ( response ) {
454 // If this is an old request (and aborting it somehow caused it to still succeed),
455 // ignore its success completely
456 if ( ourRequest === widget.requestRequest ) {
457 widget.requestQuery = null;
458 widget.requestRequest = null;
459 widget.requestCache[ value ] = widget.getRequestCacheDataFromResponse( response );
460 deferred.resolve( widget.requestCache[ value ] );
464 // If this is an old request (or a request failing because it's being aborted),
465 // ignore its failure completely
466 if ( ourRequest === widget.requestRequest ) {
467 widget.requestQuery = null;
468 widget.requestRequest = null;
473 return deferred.promise();
477 * Abort the currently pending request, if any.
481 OO.ui.mixin.RequestManager.prototype.abortRequest = function () {
482 var oldRequest = this.requestRequest;
484 // First unset this.requestRequest to the fail handler will notice
485 // that the request is no longer current
486 this.requestRequest = null;
487 this.requestQuery = null;
493 * Get the query to be made.
498 * @return {string} query to be used
500 OO.ui.mixin.RequestManager.prototype.getRequestQuery = null;
503 * Get a new request object of the current query value.
508 * @return {jQuery.Promise} jQuery AJAX object, or promise object with an .abort() method
510 OO.ui.mixin.RequestManager.prototype.getRequest = null;
513 * Pre-process data returned by the request from #getRequest.
515 * The return value of this function will be cached, and any further queries for the given value
516 * will use the cache rather than doing API requests.
521 * @param {Mixed} response Response from server
522 * @return {Mixed} Cached result data
524 OO.ui.mixin.RequestManager.prototype.getRequestCacheDataFromResponse = null;
527 * LookupElement is a mixin that creates a {@link OO.ui.FloatingMenuSelectWidget menu} of suggested values for
528 * a {@link OO.ui.TextInputWidget text input widget}. Suggested values are based on the characters the user types
529 * into the text input field and, in general, the menu is only displayed when the user types. If a suggested value is chosen
530 * from the lookup menu, that value becomes the value of the input field.
532 * Note that a new menu of suggested items is displayed when a value is chosen from the lookup menu. If this is
533 * not the desired behavior, disable lookup menus with the #setLookupsDisabled method, then set the value, then
536 * See the [OOjs UI demos][1] for an example.
538 * [1]: https://tools.wmflabs.org/oojs-ui/oojs-ui/demos/index.html#widgets-apex-vector-ltr
542 * @mixins OO.ui.mixin.RequestManager
545 * @param {Object} [config] Configuration options
546 * @cfg {jQuery} [$overlay] Overlay for the lookup menu; defaults to relative positioning
547 * @cfg {jQuery} [$container=this.$element] The container element. The lookup menu is rendered beneath the specified element.
548 * @cfg {boolean} [allowSuggestionsWhenEmpty=false] Request and display a lookup menu when the text input is empty.
549 * By default, the lookup menu is not generated and displayed until the user begins to type.
550 * @cfg {boolean} [highlightFirst=true] Whether the first lookup result should be highlighted (so, that the user can
551 * take it over into the input with simply pressing return) automatically or not.
553 OO.ui.mixin.LookupElement = function OoUiMixinLookupElement( config ) {
554 // Configuration initialization
555 config = $.extend( { highlightFirst: true }, config );
557 // Mixin constructors
558 OO.ui.mixin.RequestManager.call( this, config );
561 this.$overlay = config.$overlay || this.$element;
562 this.lookupMenu = new OO.ui.FloatingMenuSelectWidget( {
565 $container: config.$container || this.$element
568 this.allowSuggestionsWhenEmpty = config.allowSuggestionsWhenEmpty || false;
570 this.lookupsDisabled = false;
571 this.lookupInputFocused = false;
572 this.lookupHighlightFirstItem = config.highlightFirst;
576 focus: this.onLookupInputFocus.bind( this ),
577 blur: this.onLookupInputBlur.bind( this ),
578 mousedown: this.onLookupInputMouseDown.bind( this )
580 this.connect( this, { change: 'onLookupInputChange' } );
581 this.lookupMenu.connect( this, {
582 toggle: 'onLookupMenuToggle',
583 choose: 'onLookupMenuItemChoose'
587 this.$element.addClass( 'oo-ui-lookupElement' );
588 this.lookupMenu.$element.addClass( 'oo-ui-lookupElement-menu' );
589 this.$overlay.append( this.lookupMenu.$element );
594 OO.mixinClass( OO.ui.mixin.LookupElement, OO.ui.mixin.RequestManager );
599 * Handle input focus event.
602 * @param {jQuery.Event} e Input focus event
604 OO.ui.mixin.LookupElement.prototype.onLookupInputFocus = function () {
605 this.lookupInputFocused = true;
606 this.populateLookupMenu();
610 * Handle input blur event.
613 * @param {jQuery.Event} e Input blur event
615 OO.ui.mixin.LookupElement.prototype.onLookupInputBlur = function () {
616 this.closeLookupMenu();
617 this.lookupInputFocused = false;
621 * Handle input mouse down event.
624 * @param {jQuery.Event} e Input mouse down event
626 OO.ui.mixin.LookupElement.prototype.onLookupInputMouseDown = function () {
627 // Only open the menu if the input was already focused.
628 // This way we allow the user to open the menu again after closing it with Esc
629 // by clicking in the input. Opening (and populating) the menu when initially
630 // clicking into the input is handled by the focus handler.
631 if ( this.lookupInputFocused && !this.lookupMenu.isVisible() ) {
632 this.populateLookupMenu();
637 * Handle input change event.
640 * @param {string} value New input value
642 OO.ui.mixin.LookupElement.prototype.onLookupInputChange = function () {
643 if ( this.lookupInputFocused ) {
644 this.populateLookupMenu();
649 * Handle the lookup menu being shown/hidden.
652 * @param {boolean} visible Whether the lookup menu is now visible.
654 OO.ui.mixin.LookupElement.prototype.onLookupMenuToggle = function ( visible ) {
656 // When the menu is hidden, abort any active request and clear the menu.
657 // This has to be done here in addition to closeLookupMenu(), because
658 // MenuSelectWidget will close itself when the user presses Esc.
659 this.abortLookupRequest();
660 this.lookupMenu.clearItems();
665 * Handle menu item 'choose' event, updating the text input value to the value of the clicked item.
668 * @param {OO.ui.MenuOptionWidget} item Selected item
670 OO.ui.mixin.LookupElement.prototype.onLookupMenuItemChoose = function ( item ) {
671 this.setValue( item.getData() );
678 * @return {OO.ui.FloatingMenuSelectWidget}
680 OO.ui.mixin.LookupElement.prototype.getLookupMenu = function () {
681 return this.lookupMenu;
685 * Disable or re-enable lookups.
687 * When lookups are disabled, calls to #populateLookupMenu will be ignored.
689 * @param {boolean} disabled Disable lookups
691 OO.ui.mixin.LookupElement.prototype.setLookupsDisabled = function ( disabled ) {
692 this.lookupsDisabled = !!disabled;
696 * Open the menu. If there are no entries in the menu, this does nothing.
701 OO.ui.mixin.LookupElement.prototype.openLookupMenu = function () {
702 if ( !this.lookupMenu.isEmpty() ) {
703 this.lookupMenu.toggle( true );
709 * Close the menu, empty it, and abort any pending request.
714 OO.ui.mixin.LookupElement.prototype.closeLookupMenu = function () {
715 this.lookupMenu.toggle( false );
716 this.abortLookupRequest();
717 this.lookupMenu.clearItems();
722 * Request menu items based on the input's current value, and when they arrive,
723 * populate the menu with these items and show the menu.
725 * If lookups have been disabled with #setLookupsDisabled, this function does nothing.
730 OO.ui.mixin.LookupElement.prototype.populateLookupMenu = function () {
732 value = this.getValue();
734 if ( this.lookupsDisabled || this.isReadOnly() ) {
738 // If the input is empty, clear the menu, unless suggestions when empty are allowed.
739 if ( !this.allowSuggestionsWhenEmpty && value === '' ) {
740 this.closeLookupMenu();
741 // Skip population if there is already a request pending for the current value
742 } else if ( value !== this.lookupQuery ) {
743 this.getLookupMenuItems()
744 .done( function ( items ) {
745 widget.lookupMenu.clearItems();
746 if ( items.length ) {
750 widget.initializeLookupMenuSelection();
752 widget.lookupMenu.toggle( false );
756 widget.lookupMenu.clearItems();
764 * Highlight the first selectable item in the menu, if configured.
769 OO.ui.mixin.LookupElement.prototype.initializeLookupMenuSelection = function () {
770 if ( this.lookupHighlightFirstItem && !this.lookupMenu.getSelectedItem() ) {
771 this.lookupMenu.highlightItem( this.lookupMenu.getFirstSelectableItem() );
776 * Get lookup menu items for the current query.
779 * @return {jQuery.Promise} Promise object which will be passed menu items as the first argument of
780 * the done event. If the request was aborted to make way for a subsequent request, this promise
781 * will not be rejected: it will remain pending forever.
783 OO.ui.mixin.LookupElement.prototype.getLookupMenuItems = function () {
784 return this.getRequestData().then( function ( data ) {
785 return this.getLookupMenuOptionsFromData( data );
790 * Abort the currently pending lookup request, if any.
794 OO.ui.mixin.LookupElement.prototype.abortLookupRequest = function () {
799 * Get a new request object of the current lookup query value.
804 * @return {jQuery.Promise} jQuery AJAX object, or promise object with an .abort() method
806 OO.ui.mixin.LookupElement.prototype.getLookupRequest = null;
809 * Pre-process data returned by the request from #getLookupRequest.
811 * The return value of this function will be cached, and any further queries for the given value
812 * will use the cache rather than doing API requests.
817 * @param {Mixed} response Response from server
818 * @return {Mixed} Cached result data
820 OO.ui.mixin.LookupElement.prototype.getLookupCacheDataFromResponse = null;
823 * Get a list of menu option widgets from the (possibly cached) data returned by
824 * #getLookupCacheDataFromResponse.
829 * @param {Mixed} data Cached result data, usually an array
830 * @return {OO.ui.MenuOptionWidget[]} Menu items
832 OO.ui.mixin.LookupElement.prototype.getLookupMenuOptionsFromData = null;
835 * Set the read-only state of the widget.
837 * This will also disable/enable the lookups functionality.
839 * @param {boolean} readOnly Make input read-only
842 OO.ui.mixin.LookupElement.prototype.setReadOnly = function ( readOnly ) {
844 // Note: Calling #setReadOnly this way assumes this is mixed into an OO.ui.TextInputWidget
845 OO.ui.TextInputWidget.prototype.setReadOnly.call( this, readOnly );
847 // During construction, #setReadOnly is called before the OO.ui.mixin.LookupElement constructor
848 if ( this.isReadOnly() && this.lookupMenu ) {
849 this.closeLookupMenu();
856 * @inheritdoc OO.ui.mixin.RequestManager
858 OO.ui.mixin.LookupElement.prototype.getRequestQuery = function () {
859 return this.getValue();
863 * @inheritdoc OO.ui.mixin.RequestManager
865 OO.ui.mixin.LookupElement.prototype.getRequest = function () {
866 return this.getLookupRequest();
870 * @inheritdoc OO.ui.mixin.RequestManager
872 OO.ui.mixin.LookupElement.prototype.getRequestCacheDataFromResponse = function ( response ) {
873 return this.getLookupCacheDataFromResponse( response );
877 * CardLayouts are used within {@link OO.ui.IndexLayout index layouts} to create cards that users can select and display
878 * from the index's optional {@link OO.ui.TabSelectWidget tab} navigation. Cards are usually not instantiated directly,
879 * rather extended to include the required content and functionality.
881 * Each card must have a unique symbolic name, which is passed to the constructor. In addition, the card's tab
882 * item is customized (with a label) using the #setupTabItem method. See
883 * {@link OO.ui.IndexLayout IndexLayout} for an example.
886 * @extends OO.ui.PanelLayout
889 * @param {string} name Unique symbolic name of card
890 * @param {Object} [config] Configuration options
891 * @cfg {jQuery|string|Function|OO.ui.HtmlSnippet} [label] Label for card's tab
893 OO.ui.CardLayout = function OoUiCardLayout( name, config ) {
894 // Allow passing positional parameters inside the config object
895 if ( OO.isPlainObject( name ) && config === undefined ) {
900 // Configuration initialization
901 config = $.extend( { scrollable: true }, config );
903 // Parent constructor
904 OO.ui.CardLayout.parent.call( this, config );
908 this.label = config.label;
913 this.$element.addClass( 'oo-ui-cardLayout' );
918 OO.inheritClass( OO.ui.CardLayout, OO.ui.PanelLayout );
923 * An 'active' event is emitted when the card becomes active. Cards become active when they are
924 * shown in a index layout that is configured to display only one card at a time.
927 * @param {boolean} active Card is active
933 * Get the symbolic name of the card.
935 * @return {string} Symbolic name of card
937 OO.ui.CardLayout.prototype.getName = function () {
942 * Check if card is active.
944 * Cards become active when they are shown in a {@link OO.ui.IndexLayout index layout} that is configured to display
945 * only one card at a time. Additional CSS is applied to the card's tab item to reflect the active state.
947 * @return {boolean} Card is active
949 OO.ui.CardLayout.prototype.isActive = function () {
956 * The tab item allows users to access the card from the index's tab
957 * navigation. The tab item itself can be customized (with a label, level, etc.) using the #setupTabItem method.
959 * @return {OO.ui.TabOptionWidget|null} Tab option widget
961 OO.ui.CardLayout.prototype.getTabItem = function () {
966 * Set or unset the tab item.
968 * Specify a {@link OO.ui.TabOptionWidget tab option} to set it,
969 * or `null` to clear the tab item. To customize the tab item itself (e.g., to set a label or tab
970 * level), use #setupTabItem instead of this method.
972 * @param {OO.ui.TabOptionWidget|null} tabItem Tab option widget, null to clear
975 OO.ui.CardLayout.prototype.setTabItem = function ( tabItem ) {
976 this.tabItem = tabItem || null;
984 * Set up the tab item.
986 * Use this method to customize the tab item (e.g., to add a label or tab level). To set or unset
987 * the tab item itself (with a {@link OO.ui.TabOptionWidget tab option} or `null`), use
988 * the #setTabItem method instead.
990 * @param {OO.ui.TabOptionWidget} tabItem Tab option widget to set up
993 OO.ui.CardLayout.prototype.setupTabItem = function () {
995 this.tabItem.setLabel( this.label );
1001 * Set the card to its 'active' state.
1003 * Cards become active when they are shown in a index layout that is configured to display only one card at a time. Additional
1004 * CSS is applied to the tab item to reflect the card's active state. Outside of the index
1005 * context, setting the active state on a card does nothing.
1007 * @param {boolean} active Card is active
1010 OO.ui.CardLayout.prototype.setActive = function ( active ) {
1013 if ( active !== this.active ) {
1014 this.active = active;
1015 this.$element.toggleClass( 'oo-ui-cardLayout-active', this.active );
1016 this.emit( 'active', this.active );
1021 * PageLayouts are used within {@link OO.ui.BookletLayout booklet layouts} to create pages that users can select and display
1022 * from the booklet's optional {@link OO.ui.OutlineSelectWidget outline} navigation. Pages are usually not instantiated directly,
1023 * rather extended to include the required content and functionality.
1025 * Each page must have a unique symbolic name, which is passed to the constructor. In addition, the page's outline
1026 * item is customized (with a label, outline level, etc.) using the #setupOutlineItem method. See
1027 * {@link OO.ui.BookletLayout BookletLayout} for an example.
1030 * @extends OO.ui.PanelLayout
1033 * @param {string} name Unique symbolic name of page
1034 * @param {Object} [config] Configuration options
1036 OO.ui.PageLayout = function OoUiPageLayout( name, config ) {
1037 // Allow passing positional parameters inside the config object
1038 if ( OO.isPlainObject( name ) && config === undefined ) {
1043 // Configuration initialization
1044 config = $.extend( { scrollable: true }, config );
1046 // Parent constructor
1047 OO.ui.PageLayout.parent.call( this, config );
1051 this.outlineItem = null;
1052 this.active = false;
1055 this.$element.addClass( 'oo-ui-pageLayout' );
1060 OO.inheritClass( OO.ui.PageLayout, OO.ui.PanelLayout );
1065 * An 'active' event is emitted when the page becomes active. Pages become active when they are
1066 * shown in a booklet layout that is configured to display only one page at a time.
1069 * @param {boolean} active Page is active
1075 * Get the symbolic name of the page.
1077 * @return {string} Symbolic name of page
1079 OO.ui.PageLayout.prototype.getName = function () {
1084 * Check if page is active.
1086 * Pages become active when they are shown in a {@link OO.ui.BookletLayout booklet layout} that is configured to display
1087 * only one page at a time. Additional CSS is applied to the page's outline item to reflect the active state.
1089 * @return {boolean} Page is active
1091 OO.ui.PageLayout.prototype.isActive = function () {
1098 * The outline item allows users to access the page from the booklet's outline
1099 * navigation. The outline item itself can be customized (with a label, level, etc.) using the #setupOutlineItem method.
1101 * @return {OO.ui.OutlineOptionWidget|null} Outline option widget
1103 OO.ui.PageLayout.prototype.getOutlineItem = function () {
1104 return this.outlineItem;
1108 * Set or unset the outline item.
1110 * Specify an {@link OO.ui.OutlineOptionWidget outline option} to set it,
1111 * or `null` to clear the outline item. To customize the outline item itself (e.g., to set a label or outline
1112 * level), use #setupOutlineItem instead of this method.
1114 * @param {OO.ui.OutlineOptionWidget|null} outlineItem Outline option widget, null to clear
1117 OO.ui.PageLayout.prototype.setOutlineItem = function ( outlineItem ) {
1118 this.outlineItem = outlineItem || null;
1119 if ( outlineItem ) {
1120 this.setupOutlineItem();
1126 * Set up the outline item.
1128 * Use this method to customize the outline item (e.g., to add a label or outline level). To set or unset
1129 * the outline item itself (with an {@link OO.ui.OutlineOptionWidget outline option} or `null`), use
1130 * the #setOutlineItem method instead.
1132 * @param {OO.ui.OutlineOptionWidget} outlineItem Outline option widget to set up
1135 OO.ui.PageLayout.prototype.setupOutlineItem = function () {
1140 * Set the page to its 'active' state.
1142 * Pages become active when they are shown in a booklet layout that is configured to display only one page at a time. Additional
1143 * CSS is applied to the outline item to reflect the page's active state. Outside of the booklet
1144 * context, setting the active state on a page does nothing.
1146 * @param {boolean} active Page is active
1149 OO.ui.PageLayout.prototype.setActive = function ( active ) {
1152 if ( active !== this.active ) {
1153 this.active = active;
1154 this.$element.toggleClass( 'oo-ui-pageLayout-active', active );
1155 this.emit( 'active', this.active );
1160 * StackLayouts contain a series of {@link OO.ui.PanelLayout panel layouts}. By default, only one panel is displayed
1161 * at a time, though the stack layout can also be configured to show all contained panels, one after another,
1162 * by setting the #continuous option to 'true'.
1165 * // A stack layout with two panels, configured to be displayed continously
1166 * var myStack = new OO.ui.StackLayout( {
1168 * new OO.ui.PanelLayout( {
1169 * $content: $( '<p>Panel One</p>' ),
1173 * new OO.ui.PanelLayout( {
1174 * $content: $( '<p>Panel Two</p>' ),
1181 * $( 'body' ).append( myStack.$element );
1184 * @extends OO.ui.PanelLayout
1185 * @mixins OO.ui.mixin.GroupElement
1188 * @param {Object} [config] Configuration options
1189 * @cfg {boolean} [continuous=false] Show all panels, one after another. By default, only one panel is displayed at a time.
1190 * @cfg {OO.ui.Layout[]} [items] Panel layouts to add to the stack layout.
1192 OO.ui.StackLayout = function OoUiStackLayout( config ) {
1193 // Configuration initialization
1194 config = $.extend( { scrollable: true }, config );
1196 // Parent constructor
1197 OO.ui.StackLayout.parent.call( this, config );
1199 // Mixin constructors
1200 OO.ui.mixin.GroupElement.call( this, $.extend( {}, config, { $group: this.$element } ) );
1203 this.currentItem = null;
1204 this.continuous = !!config.continuous;
1207 this.$element.addClass( 'oo-ui-stackLayout' );
1208 if ( this.continuous ) {
1209 this.$element.addClass( 'oo-ui-stackLayout-continuous' );
1210 this.$element.on( 'scroll', OO.ui.debounce( this.onScroll.bind( this ), 250 ) );
1212 if ( Array.isArray( config.items ) ) {
1213 this.addItems( config.items );
1219 OO.inheritClass( OO.ui.StackLayout, OO.ui.PanelLayout );
1220 OO.mixinClass( OO.ui.StackLayout, OO.ui.mixin.GroupElement );
1225 * A 'set' event is emitted when panels are {@link #addItems added}, {@link #removeItems removed},
1226 * {@link #clearItems cleared} or {@link #setItem displayed}.
1229 * @param {OO.ui.Layout|null} item Current panel or `null` if no panel is shown
1233 * When used in continuous mode, this event is emitted when the user scrolls down
1234 * far enough such that currentItem is no longer visible.
1236 * @event visibleItemChange
1237 * @param {OO.ui.PanelLayout} panel The next visible item in the layout
1243 * Handle scroll events from the layout element
1245 * @param {jQuery.Event} e
1246 * @fires visibleItemChange
1248 OO.ui.StackLayout.prototype.onScroll = function () {
1250 len = this.items.length,
1251 currentIndex = this.items.indexOf( this.currentItem ),
1252 newIndex = currentIndex,
1253 containerRect = this.$element[ 0 ].getBoundingClientRect();
1255 if ( !containerRect || ( !containerRect.top && !containerRect.bottom ) ) {
1256 // Can't get bounding rect, possibly not attached.
1260 function getRect( item ) {
1261 return item.$element[ 0 ].getBoundingClientRect();
1264 function isVisible( item ) {
1265 var rect = getRect( item );
1266 return rect.bottom > containerRect.top && rect.top < containerRect.bottom;
1269 currentRect = getRect( this.currentItem );
1271 if ( currentRect.bottom < containerRect.top ) {
1272 // Scrolled down past current item
1273 while ( ++newIndex < len ) {
1274 if ( isVisible( this.items[ newIndex ] ) ) {
1278 } else if ( currentRect.top > containerRect.bottom ) {
1279 // Scrolled up past current item
1280 while ( --newIndex >= 0 ) {
1281 if ( isVisible( this.items[ newIndex ] ) ) {
1287 if ( newIndex !== currentIndex ) {
1288 this.emit( 'visibleItemChange', this.items[ newIndex ] );
1293 * Get the current panel.
1295 * @return {OO.ui.Layout|null}
1297 OO.ui.StackLayout.prototype.getCurrentItem = function () {
1298 return this.currentItem;
1302 * Unset the current item.
1305 * @param {OO.ui.StackLayout} layout
1308 OO.ui.StackLayout.prototype.unsetCurrentItem = function () {
1309 var prevItem = this.currentItem;
1310 if ( prevItem === null ) {
1314 this.currentItem = null;
1315 this.emit( 'set', null );
1319 * Add panel layouts to the stack layout.
1321 * Panels will be added to the end of the stack layout array unless the optional index parameter specifies a different
1322 * insertion point. Adding a panel that is already in the stack will move it to the end of the array or the point specified
1325 * @param {OO.ui.Layout[]} items Panels to add
1326 * @param {number} [index] Index of the insertion point
1329 OO.ui.StackLayout.prototype.addItems = function ( items, index ) {
1330 // Update the visibility
1331 this.updateHiddenState( items, this.currentItem );
1334 OO.ui.mixin.GroupElement.prototype.addItems.call( this, items, index );
1336 if ( !this.currentItem && items.length ) {
1337 this.setItem( items[ 0 ] );
1344 * Remove the specified panels from the stack layout.
1346 * Removed panels are detached from the DOM, not removed, so that they may be reused. To remove all panels,
1347 * you may wish to use the #clearItems method instead.
1349 * @param {OO.ui.Layout[]} items Panels to remove
1353 OO.ui.StackLayout.prototype.removeItems = function ( items ) {
1355 OO.ui.mixin.GroupElement.prototype.removeItems.call( this, items );
1357 if ( items.indexOf( this.currentItem ) !== -1 ) {
1358 if ( this.items.length ) {
1359 this.setItem( this.items[ 0 ] );
1361 this.unsetCurrentItem();
1369 * Clear all panels from the stack layout.
1371 * Cleared panels are detached from the DOM, not removed, so that they may be reused. To remove only
1372 * a subset of panels, use the #removeItems method.
1377 OO.ui.StackLayout.prototype.clearItems = function () {
1378 this.unsetCurrentItem();
1379 OO.ui.mixin.GroupElement.prototype.clearItems.call( this );
1385 * Show the specified panel.
1387 * If another panel is currently displayed, it will be hidden.
1389 * @param {OO.ui.Layout} item Panel to show
1393 OO.ui.StackLayout.prototype.setItem = function ( item ) {
1394 if ( item !== this.currentItem ) {
1395 this.updateHiddenState( this.items, item );
1397 if ( this.items.indexOf( item ) !== -1 ) {
1398 this.currentItem = item;
1399 this.emit( 'set', item );
1401 this.unsetCurrentItem();
1409 * Update the visibility of all items in case of non-continuous view.
1411 * Ensure all items are hidden except for the selected one.
1412 * This method does nothing when the stack is continuous.
1415 * @param {OO.ui.Layout[]} items Item list iterate over
1416 * @param {OO.ui.Layout} [selectedItem] Selected item to show
1418 OO.ui.StackLayout.prototype.updateHiddenState = function ( items, selectedItem ) {
1421 if ( !this.continuous ) {
1422 for ( i = 0, len = items.length; i < len; i++ ) {
1423 if ( !selectedItem || selectedItem !== items[ i ] ) {
1424 items[ i ].$element.addClass( 'oo-ui-element-hidden' );
1427 if ( selectedItem ) {
1428 selectedItem.$element.removeClass( 'oo-ui-element-hidden' );
1434 * MenuLayouts combine a menu and a content {@link OO.ui.PanelLayout panel}. The menu is positioned relative to the content (after, before, top, or bottom)
1435 * and its size is customized with the #menuSize config. The content area will fill all remaining space.
1438 * var menuLayout = new OO.ui.MenuLayout( {
1441 * menuPanel = new OO.ui.PanelLayout( { padded: true, expanded: true, scrollable: true } ),
1442 * contentPanel = new OO.ui.PanelLayout( { padded: true, expanded: true, scrollable: true } ),
1443 * select = new OO.ui.SelectWidget( {
1445 * new OO.ui.OptionWidget( {
1449 * new OO.ui.OptionWidget( {
1453 * new OO.ui.OptionWidget( {
1457 * new OO.ui.OptionWidget( {
1462 * } ).on( 'select', function ( item ) {
1463 * menuLayout.setMenuPosition( item.getData() );
1466 * menuLayout.$menu.append(
1467 * menuPanel.$element.append( '<b>Menu panel</b>', select.$element )
1469 * menuLayout.$content.append(
1470 * contentPanel.$element.append( '<b>Content panel</b>', '<p>Note that the menu is positioned relative to the content panel: top, bottom, after, before.</p>')
1472 * $( 'body' ).append( menuLayout.$element );
1474 * If menu size needs to be overridden, it can be accomplished using CSS similar to the snippet
1475 * below. MenuLayout's CSS will override the appropriate values with 'auto' or '0' to display the
1476 * menu correctly. If `menuPosition` is known beforehand, CSS rules corresponding to other positions
1479 * .oo-ui-menuLayout-menu {
1483 * .oo-ui-menuLayout-content {
1491 * @extends OO.ui.Layout
1494 * @param {Object} [config] Configuration options
1495 * @cfg {boolean} [showMenu=true] Show menu
1496 * @cfg {string} [menuPosition='before'] Position of menu: `top`, `after`, `bottom` or `before`
1498 OO.ui.MenuLayout = function OoUiMenuLayout( config ) {
1499 // Configuration initialization
1500 config = $.extend( {
1502 menuPosition: 'before'
1505 // Parent constructor
1506 OO.ui.MenuLayout.parent.call( this, config );
1511 * @property {jQuery}
1513 this.$menu = $( '<div>' );
1517 * @property {jQuery}
1519 this.$content = $( '<div>' );
1523 .addClass( 'oo-ui-menuLayout-menu' );
1524 this.$content.addClass( 'oo-ui-menuLayout-content' );
1526 .addClass( 'oo-ui-menuLayout' )
1527 .append( this.$content, this.$menu );
1528 this.setMenuPosition( config.menuPosition );
1529 this.toggleMenu( config.showMenu );
1534 OO.inheritClass( OO.ui.MenuLayout, OO.ui.Layout );
1541 * @param {boolean} showMenu Show menu, omit to toggle
1544 OO.ui.MenuLayout.prototype.toggleMenu = function ( showMenu ) {
1545 showMenu = showMenu === undefined ? !this.showMenu : !!showMenu;
1547 if ( this.showMenu !== showMenu ) {
1548 this.showMenu = showMenu;
1550 .toggleClass( 'oo-ui-menuLayout-showMenu', this.showMenu )
1551 .toggleClass( 'oo-ui-menuLayout-hideMenu', !this.showMenu );
1558 * Check if menu is visible
1560 * @return {boolean} Menu is visible
1562 OO.ui.MenuLayout.prototype.isMenuVisible = function () {
1563 return this.showMenu;
1567 * Set menu position.
1569 * @param {string} position Position of menu, either `top`, `after`, `bottom` or `before`
1570 * @throws {Error} If position value is not supported
1573 OO.ui.MenuLayout.prototype.setMenuPosition = function ( position ) {
1574 this.$element.removeClass( 'oo-ui-menuLayout-' + this.menuPosition );
1575 this.menuPosition = position;
1576 this.$element.addClass( 'oo-ui-menuLayout-' + position );
1582 * Get menu position.
1584 * @return {string} Menu position
1586 OO.ui.MenuLayout.prototype.getMenuPosition = function () {
1587 return this.menuPosition;
1591 * BookletLayouts contain {@link OO.ui.PageLayout page layouts} as well as
1592 * an {@link OO.ui.OutlineSelectWidget outline} that allows users to easily navigate
1593 * through the pages and select which one to display. By default, only one page is
1594 * displayed at a time and the outline is hidden. When a user navigates to a new page,
1595 * the booklet layout automatically focuses on the first focusable element, unless the
1596 * default setting is changed. Optionally, booklets can be configured to show
1597 * {@link OO.ui.OutlineControlsWidget controls} for adding, moving, and removing items.
1600 * // Example of a BookletLayout that contains two PageLayouts.
1602 * function PageOneLayout( name, config ) {
1603 * PageOneLayout.parent.call( this, name, config );
1604 * this.$element.append( '<p>First page</p><p>(This booklet has an outline, displayed on the left)</p>' );
1606 * OO.inheritClass( PageOneLayout, OO.ui.PageLayout );
1607 * PageOneLayout.prototype.setupOutlineItem = function () {
1608 * this.outlineItem.setLabel( 'Page One' );
1611 * function PageTwoLayout( name, config ) {
1612 * PageTwoLayout.parent.call( this, name, config );
1613 * this.$element.append( '<p>Second page</p>' );
1615 * OO.inheritClass( PageTwoLayout, OO.ui.PageLayout );
1616 * PageTwoLayout.prototype.setupOutlineItem = function () {
1617 * this.outlineItem.setLabel( 'Page Two' );
1620 * var page1 = new PageOneLayout( 'one' ),
1621 * page2 = new PageTwoLayout( 'two' );
1623 * var booklet = new OO.ui.BookletLayout( {
1627 * booklet.addPages ( [ page1, page2 ] );
1628 * $( 'body' ).append( booklet.$element );
1631 * @extends OO.ui.MenuLayout
1634 * @param {Object} [config] Configuration options
1635 * @cfg {boolean} [continuous=false] Show all pages, one after another
1636 * @cfg {boolean} [autoFocus=true] Focus on the first focusable element when a new page is displayed.
1637 * @cfg {boolean} [outlined=false] Show the outline. The outline is used to navigate through the pages of the booklet.
1638 * @cfg {boolean} [editable=false] Show controls for adding, removing and reordering pages
1640 OO.ui.BookletLayout = function OoUiBookletLayout( config ) {
1641 // Configuration initialization
1642 config = config || {};
1644 // Parent constructor
1645 OO.ui.BookletLayout.parent.call( this, config );
1648 this.currentPageName = null;
1650 this.ignoreFocus = false;
1651 this.stackLayout = new OO.ui.StackLayout( { continuous: !!config.continuous } );
1652 this.$content.append( this.stackLayout.$element );
1653 this.autoFocus = config.autoFocus === undefined || !!config.autoFocus;
1654 this.outlineVisible = false;
1655 this.outlined = !!config.outlined;
1656 if ( this.outlined ) {
1657 this.editable = !!config.editable;
1658 this.outlineControlsWidget = null;
1659 this.outlineSelectWidget = new OO.ui.OutlineSelectWidget();
1660 this.outlinePanel = new OO.ui.PanelLayout( { scrollable: true } );
1661 this.$menu.append( this.outlinePanel.$element );
1662 this.outlineVisible = true;
1663 if ( this.editable ) {
1664 this.outlineControlsWidget = new OO.ui.OutlineControlsWidget(
1665 this.outlineSelectWidget
1669 this.toggleMenu( this.outlined );
1672 this.stackLayout.connect( this, { set: 'onStackLayoutSet' } );
1673 if ( this.outlined ) {
1674 this.outlineSelectWidget.connect( this, { select: 'onOutlineSelectWidgetSelect' } );
1675 this.scrolling = false;
1676 this.stackLayout.connect( this, { visibleItemChange: 'onStackLayoutVisibleItemChange' } );
1678 if ( this.autoFocus ) {
1679 // Event 'focus' does not bubble, but 'focusin' does
1680 this.stackLayout.$element.on( 'focusin', this.onStackLayoutFocus.bind( this ) );
1684 this.$element.addClass( 'oo-ui-bookletLayout' );
1685 this.stackLayout.$element.addClass( 'oo-ui-bookletLayout-stackLayout' );
1686 if ( this.outlined ) {
1687 this.outlinePanel.$element
1688 .addClass( 'oo-ui-bookletLayout-outlinePanel' )
1689 .append( this.outlineSelectWidget.$element );
1690 if ( this.editable ) {
1691 this.outlinePanel.$element
1692 .addClass( 'oo-ui-bookletLayout-outlinePanel-editable' )
1693 .append( this.outlineControlsWidget.$element );
1700 OO.inheritClass( OO.ui.BookletLayout, OO.ui.MenuLayout );
1705 * A 'set' event is emitted when a page is {@link #setPage set} to be displayed by the booklet layout.
1707 * @param {OO.ui.PageLayout} page Current page
1711 * An 'add' event is emitted when pages are {@link #addPages added} to the booklet layout.
1714 * @param {OO.ui.PageLayout[]} page Added pages
1715 * @param {number} index Index pages were added at
1719 * A 'remove' event is emitted when pages are {@link #clearPages cleared} or
1720 * {@link #removePages removed} from the booklet.
1723 * @param {OO.ui.PageLayout[]} pages Removed pages
1729 * Handle stack layout focus.
1732 * @param {jQuery.Event} e Focusin event
1734 OO.ui.BookletLayout.prototype.onStackLayoutFocus = function ( e ) {
1737 // Find the page that an element was focused within
1738 $target = $( e.target ).closest( '.oo-ui-pageLayout' );
1739 for ( name in this.pages ) {
1740 // Check for page match, exclude current page to find only page changes
1741 if ( this.pages[ name ].$element[ 0 ] === $target[ 0 ] && name !== this.currentPageName ) {
1742 this.setPage( name );
1749 * Handle visibleItemChange events from the stackLayout
1751 * The next visible page is set as the current page by selecting it
1754 * @param {OO.ui.PageLayout} page The next visible page in the layout
1756 OO.ui.BookletLayout.prototype.onStackLayoutVisibleItemChange = function ( page ) {
1757 // Set a flag to so that the resulting call to #onStackLayoutSet doesn't
1758 // try and scroll the item into view again.
1759 this.scrolling = true;
1760 this.outlineSelectWidget.selectItemByData( page.getName() );
1761 this.scrolling = false;
1765 * Handle stack layout set events.
1768 * @param {OO.ui.PanelLayout|null} page The page panel that is now the current panel
1770 OO.ui.BookletLayout.prototype.onStackLayoutSet = function ( page ) {
1772 if ( !this.scrolling && page ) {
1773 page.scrollElementIntoView( { complete: function () {
1774 if ( layout.autoFocus ) {
1782 * Focus the first input in the current page.
1784 * If no page is selected, the first selectable page will be selected.
1785 * If the focus is already in an element on the current page, nothing will happen.
1787 * @param {number} [itemIndex] A specific item to focus on
1789 OO.ui.BookletLayout.prototype.focus = function ( itemIndex ) {
1791 items = this.stackLayout.getItems();
1793 if ( itemIndex !== undefined && items[ itemIndex ] ) {
1794 page = items[ itemIndex ];
1796 page = this.stackLayout.getCurrentItem();
1799 if ( !page && this.outlined ) {
1800 this.selectFirstSelectablePage();
1801 page = this.stackLayout.getCurrentItem();
1806 // Only change the focus if is not already in the current page
1807 if ( !OO.ui.contains( page.$element[ 0 ], this.getElementDocument().activeElement, true ) ) {
1813 * Find the first focusable input in the booklet layout and focus
1816 OO.ui.BookletLayout.prototype.focusFirstFocusable = function () {
1817 OO.ui.findFocusable( this.stackLayout.$element ).focus();
1821 * Handle outline widget select events.
1824 * @param {OO.ui.OptionWidget|null} item Selected item
1826 OO.ui.BookletLayout.prototype.onOutlineSelectWidgetSelect = function ( item ) {
1828 this.setPage( item.getData() );
1833 * Check if booklet has an outline.
1835 * @return {boolean} Booklet has an outline
1837 OO.ui.BookletLayout.prototype.isOutlined = function () {
1838 return this.outlined;
1842 * Check if booklet has editing controls.
1844 * @return {boolean} Booklet is editable
1846 OO.ui.BookletLayout.prototype.isEditable = function () {
1847 return this.editable;
1851 * Check if booklet has a visible outline.
1853 * @return {boolean} Outline is visible
1855 OO.ui.BookletLayout.prototype.isOutlineVisible = function () {
1856 return this.outlined && this.outlineVisible;
1860 * Hide or show the outline.
1862 * @param {boolean} [show] Show outline, omit to invert current state
1865 OO.ui.BookletLayout.prototype.toggleOutline = function ( show ) {
1866 if ( this.outlined ) {
1867 show = show === undefined ? !this.outlineVisible : !!show;
1868 this.outlineVisible = show;
1869 this.toggleMenu( show );
1876 * Get the page closest to the specified page.
1878 * @param {OO.ui.PageLayout} page Page to use as a reference point
1879 * @return {OO.ui.PageLayout|null} Page closest to the specified page
1881 OO.ui.BookletLayout.prototype.getClosestPage = function ( page ) {
1882 var next, prev, level,
1883 pages = this.stackLayout.getItems(),
1884 index = pages.indexOf( page );
1886 if ( index !== -1 ) {
1887 next = pages[ index + 1 ];
1888 prev = pages[ index - 1 ];
1889 // Prefer adjacent pages at the same level
1890 if ( this.outlined ) {
1891 level = this.outlineSelectWidget.getItemFromData( page.getName() ).getLevel();
1894 level === this.outlineSelectWidget.getItemFromData( prev.getName() ).getLevel()
1900 level === this.outlineSelectWidget.getItemFromData( next.getName() ).getLevel()
1906 return prev || next || null;
1910 * Get the outline widget.
1912 * If the booklet is not outlined, the method will return `null`.
1914 * @return {OO.ui.OutlineSelectWidget|null} Outline widget, or null if the booklet is not outlined
1916 OO.ui.BookletLayout.prototype.getOutline = function () {
1917 return this.outlineSelectWidget;
1921 * Get the outline controls widget.
1923 * If the outline is not editable, the method will return `null`.
1925 * @return {OO.ui.OutlineControlsWidget|null} The outline controls widget.
1927 OO.ui.BookletLayout.prototype.getOutlineControls = function () {
1928 return this.outlineControlsWidget;
1932 * Get a page by its symbolic name.
1934 * @param {string} name Symbolic name of page
1935 * @return {OO.ui.PageLayout|undefined} Page, if found
1937 OO.ui.BookletLayout.prototype.getPage = function ( name ) {
1938 return this.pages[ name ];
1942 * Get the current page.
1944 * @return {OO.ui.PageLayout|undefined} Current page, if found
1946 OO.ui.BookletLayout.prototype.getCurrentPage = function () {
1947 var name = this.getCurrentPageName();
1948 return name ? this.getPage( name ) : undefined;
1952 * Get the symbolic name of the current page.
1954 * @return {string|null} Symbolic name of the current page
1956 OO.ui.BookletLayout.prototype.getCurrentPageName = function () {
1957 return this.currentPageName;
1961 * Add pages to the booklet layout
1963 * When pages are added with the same names as existing pages, the existing pages will be
1964 * automatically removed before the new pages are added.
1966 * @param {OO.ui.PageLayout[]} pages Pages to add
1967 * @param {number} index Index of the insertion point
1971 OO.ui.BookletLayout.prototype.addPages = function ( pages, index ) {
1972 var i, len, name, page, item, currentIndex,
1973 stackLayoutPages = this.stackLayout.getItems(),
1977 // Remove pages with same names
1978 for ( i = 0, len = pages.length; i < len; i++ ) {
1980 name = page.getName();
1982 if ( Object.prototype.hasOwnProperty.call( this.pages, name ) ) {
1983 // Correct the insertion index
1984 currentIndex = stackLayoutPages.indexOf( this.pages[ name ] );
1985 if ( currentIndex !== -1 && currentIndex + 1 < index ) {
1988 remove.push( this.pages[ name ] );
1991 if ( remove.length ) {
1992 this.removePages( remove );
1996 for ( i = 0, len = pages.length; i < len; i++ ) {
1998 name = page.getName();
1999 this.pages[ page.getName() ] = page;
2000 if ( this.outlined ) {
2001 item = new OO.ui.OutlineOptionWidget( { data: name } );
2002 page.setOutlineItem( item );
2007 if ( this.outlined && items.length ) {
2008 this.outlineSelectWidget.addItems( items, index );
2009 this.selectFirstSelectablePage();
2011 this.stackLayout.addItems( pages, index );
2012 this.emit( 'add', pages, index );
2018 * Remove the specified pages from the booklet layout.
2020 * To remove all pages from the booklet, you may wish to use the #clearPages method instead.
2022 * @param {OO.ui.PageLayout[]} pages An array of pages to remove
2026 OO.ui.BookletLayout.prototype.removePages = function ( pages ) {
2027 var i, len, name, page,
2030 for ( i = 0, len = pages.length; i < len; i++ ) {
2032 name = page.getName();
2033 delete this.pages[ name ];
2034 if ( this.outlined ) {
2035 items.push( this.outlineSelectWidget.getItemFromData( name ) );
2036 page.setOutlineItem( null );
2039 if ( this.outlined && items.length ) {
2040 this.outlineSelectWidget.removeItems( items );
2041 this.selectFirstSelectablePage();
2043 this.stackLayout.removeItems( pages );
2044 this.emit( 'remove', pages );
2050 * Clear all pages from the booklet layout.
2052 * To remove only a subset of pages from the booklet, use the #removePages method.
2057 OO.ui.BookletLayout.prototype.clearPages = function () {
2059 pages = this.stackLayout.getItems();
2062 this.currentPageName = null;
2063 if ( this.outlined ) {
2064 this.outlineSelectWidget.clearItems();
2065 for ( i = 0, len = pages.length; i < len; i++ ) {
2066 pages[ i ].setOutlineItem( null );
2069 this.stackLayout.clearItems();
2071 this.emit( 'remove', pages );
2077 * Set the current page by symbolic name.
2080 * @param {string} name Symbolic name of page
2082 OO.ui.BookletLayout.prototype.setPage = function ( name ) {
2085 page = this.pages[ name ],
2086 previousPage = this.currentPageName && this.pages[ this.currentPageName ];
2088 if ( name !== this.currentPageName ) {
2089 if ( this.outlined ) {
2090 selectedItem = this.outlineSelectWidget.getSelectedItem();
2091 if ( selectedItem && selectedItem.getData() !== name ) {
2092 this.outlineSelectWidget.selectItemByData( name );
2096 if ( previousPage ) {
2097 previousPage.setActive( false );
2098 // Blur anything focused if the next page doesn't have anything focusable.
2099 // This is not needed if the next page has something focusable (because once it is focused
2100 // this blur happens automatically). If the layout is non-continuous, this check is
2101 // meaningless because the next page is not visible yet and thus can't hold focus.
2104 this.stackLayout.continuous &&
2105 OO.ui.findFocusable( page.$element ).length !== 0
2107 $focused = previousPage.$element.find( ':focus' );
2108 if ( $focused.length ) {
2109 $focused[ 0 ].blur();
2113 this.currentPageName = name;
2114 page.setActive( true );
2115 this.stackLayout.setItem( page );
2116 if ( !this.stackLayout.continuous && previousPage ) {
2117 // This should not be necessary, since any inputs on the previous page should have been
2118 // blurred when it was hidden, but browsers are not very consistent about this.
2119 $focused = previousPage.$element.find( ':focus' );
2120 if ( $focused.length ) {
2121 $focused[ 0 ].blur();
2124 this.emit( 'set', page );
2130 * Select the first selectable page.
2134 OO.ui.BookletLayout.prototype.selectFirstSelectablePage = function () {
2135 if ( !this.outlineSelectWidget.getSelectedItem() ) {
2136 this.outlineSelectWidget.selectItem( this.outlineSelectWidget.getFirstSelectableItem() );
2143 * IndexLayouts contain {@link OO.ui.CardLayout card layouts} as well as
2144 * {@link OO.ui.TabSelectWidget tabs} that allow users to easily navigate through the cards and
2145 * select which one to display. By default, only one card is displayed at a time. When a user
2146 * navigates to a new card, the index layout automatically focuses on the first focusable element,
2147 * unless the default setting is changed.
2149 * TODO: This class is similar to BookletLayout, we may want to refactor to reduce duplication
2152 * // Example of a IndexLayout that contains two CardLayouts.
2154 * function CardOneLayout( name, config ) {
2155 * CardOneLayout.parent.call( this, name, config );
2156 * this.$element.append( '<p>First card</p>' );
2158 * OO.inheritClass( CardOneLayout, OO.ui.CardLayout );
2159 * CardOneLayout.prototype.setupTabItem = function () {
2160 * this.tabItem.setLabel( 'Card one' );
2163 * var card1 = new CardOneLayout( 'one' ),
2164 * card2 = new CardLayout( 'two', { label: 'Card two' } );
2166 * card2.$element.append( '<p>Second card</p>' );
2168 * var index = new OO.ui.IndexLayout();
2170 * index.addCards ( [ card1, card2 ] );
2171 * $( 'body' ).append( index.$element );
2174 * @extends OO.ui.MenuLayout
2177 * @param {Object} [config] Configuration options
2178 * @cfg {boolean} [continuous=false] Show all cards, one after another
2179 * @cfg {boolean} [expanded=true] Expand the content panel to fill the entire parent element.
2180 * @cfg {boolean} [autoFocus=true] Focus on the first focusable element when a new card is displayed.
2182 OO.ui.IndexLayout = function OoUiIndexLayout( config ) {
2183 // Configuration initialization
2184 config = $.extend( {}, config, { menuPosition: 'top' } );
2186 // Parent constructor
2187 OO.ui.IndexLayout.parent.call( this, config );
2190 this.currentCardName = null;
2192 this.ignoreFocus = false;
2193 this.stackLayout = new OO.ui.StackLayout( {
2194 continuous: !!config.continuous,
2195 expanded: config.expanded
2197 this.$content.append( this.stackLayout.$element );
2198 this.autoFocus = config.autoFocus === undefined || !!config.autoFocus;
2200 this.tabSelectWidget = new OO.ui.TabSelectWidget();
2201 this.tabPanel = new OO.ui.PanelLayout();
2202 this.$menu.append( this.tabPanel.$element );
2204 this.toggleMenu( true );
2207 this.stackLayout.connect( this, { set: 'onStackLayoutSet' } );
2208 this.tabSelectWidget.connect( this, { select: 'onTabSelectWidgetSelect' } );
2209 if ( this.autoFocus ) {
2210 // Event 'focus' does not bubble, but 'focusin' does
2211 this.stackLayout.$element.on( 'focusin', this.onStackLayoutFocus.bind( this ) );
2215 this.$element.addClass( 'oo-ui-indexLayout' );
2216 this.stackLayout.$element.addClass( 'oo-ui-indexLayout-stackLayout' );
2217 this.tabPanel.$element
2218 .addClass( 'oo-ui-indexLayout-tabPanel' )
2219 .append( this.tabSelectWidget.$element );
2224 OO.inheritClass( OO.ui.IndexLayout, OO.ui.MenuLayout );
2229 * A 'set' event is emitted when a card is {@link #setCard set} to be displayed by the index layout.
2231 * @param {OO.ui.CardLayout} card Current card
2235 * An 'add' event is emitted when cards are {@link #addCards added} to the index layout.
2238 * @param {OO.ui.CardLayout[]} card Added cards
2239 * @param {number} index Index cards were added at
2243 * A 'remove' event is emitted when cards are {@link #clearCards cleared} or
2244 * {@link #removeCards removed} from the index.
2247 * @param {OO.ui.CardLayout[]} cards Removed cards
2253 * Handle stack layout focus.
2256 * @param {jQuery.Event} e Focusin event
2258 OO.ui.IndexLayout.prototype.onStackLayoutFocus = function ( e ) {
2261 // Find the card that an element was focused within
2262 $target = $( e.target ).closest( '.oo-ui-cardLayout' );
2263 for ( name in this.cards ) {
2264 // Check for card match, exclude current card to find only card changes
2265 if ( this.cards[ name ].$element[ 0 ] === $target[ 0 ] && name !== this.currentCardName ) {
2266 this.setCard( name );
2273 * Handle stack layout set events.
2276 * @param {OO.ui.PanelLayout|null} card The card panel that is now the current panel
2278 OO.ui.IndexLayout.prototype.onStackLayoutSet = function ( card ) {
2281 card.scrollElementIntoView( { complete: function () {
2282 if ( layout.autoFocus ) {
2290 * Focus the first input in the current card.
2292 * If no card is selected, the first selectable card will be selected.
2293 * If the focus is already in an element on the current card, nothing will happen.
2295 * @param {number} [itemIndex] A specific item to focus on
2297 OO.ui.IndexLayout.prototype.focus = function ( itemIndex ) {
2299 items = this.stackLayout.getItems();
2301 if ( itemIndex !== undefined && items[ itemIndex ] ) {
2302 card = items[ itemIndex ];
2304 card = this.stackLayout.getCurrentItem();
2308 this.selectFirstSelectableCard();
2309 card = this.stackLayout.getCurrentItem();
2314 // Only change the focus if is not already in the current page
2315 if ( !OO.ui.contains( card.$element[ 0 ], this.getElementDocument().activeElement, true ) ) {
2321 * Find the first focusable input in the index layout and focus
2324 OO.ui.IndexLayout.prototype.focusFirstFocusable = function () {
2325 OO.ui.findFocusable( this.stackLayout.$element ).focus();
2329 * Handle tab widget select events.
2332 * @param {OO.ui.OptionWidget|null} item Selected item
2334 OO.ui.IndexLayout.prototype.onTabSelectWidgetSelect = function ( item ) {
2336 this.setCard( item.getData() );
2341 * Get the card closest to the specified card.
2343 * @param {OO.ui.CardLayout} card Card to use as a reference point
2344 * @return {OO.ui.CardLayout|null} Card closest to the specified card
2346 OO.ui.IndexLayout.prototype.getClosestCard = function ( card ) {
2347 var next, prev, level,
2348 cards = this.stackLayout.getItems(),
2349 index = cards.indexOf( card );
2351 if ( index !== -1 ) {
2352 next = cards[ index + 1 ];
2353 prev = cards[ index - 1 ];
2354 // Prefer adjacent cards at the same level
2355 level = this.tabSelectWidget.getItemFromData( card.getName() ).getLevel();
2358 level === this.tabSelectWidget.getItemFromData( prev.getName() ).getLevel()
2364 level === this.tabSelectWidget.getItemFromData( next.getName() ).getLevel()
2369 return prev || next || null;
2373 * Get the tabs widget.
2375 * @return {OO.ui.TabSelectWidget} Tabs widget
2377 OO.ui.IndexLayout.prototype.getTabs = function () {
2378 return this.tabSelectWidget;
2382 * Get a card by its symbolic name.
2384 * @param {string} name Symbolic name of card
2385 * @return {OO.ui.CardLayout|undefined} Card, if found
2387 OO.ui.IndexLayout.prototype.getCard = function ( name ) {
2388 return this.cards[ name ];
2392 * Get the current card.
2394 * @return {OO.ui.CardLayout|undefined} Current card, if found
2396 OO.ui.IndexLayout.prototype.getCurrentCard = function () {
2397 var name = this.getCurrentCardName();
2398 return name ? this.getCard( name ) : undefined;
2402 * Get the symbolic name of the current card.
2404 * @return {string|null} Symbolic name of the current card
2406 OO.ui.IndexLayout.prototype.getCurrentCardName = function () {
2407 return this.currentCardName;
2411 * Add cards to the index layout
2413 * When cards are added with the same names as existing cards, the existing cards will be
2414 * automatically removed before the new cards are added.
2416 * @param {OO.ui.CardLayout[]} cards Cards to add
2417 * @param {number} index Index of the insertion point
2421 OO.ui.IndexLayout.prototype.addCards = function ( cards, index ) {
2422 var i, len, name, card, item, currentIndex,
2423 stackLayoutCards = this.stackLayout.getItems(),
2427 // Remove cards with same names
2428 for ( i = 0, len = cards.length; i < len; i++ ) {
2430 name = card.getName();
2432 if ( Object.prototype.hasOwnProperty.call( this.cards, name ) ) {
2433 // Correct the insertion index
2434 currentIndex = stackLayoutCards.indexOf( this.cards[ name ] );
2435 if ( currentIndex !== -1 && currentIndex + 1 < index ) {
2438 remove.push( this.cards[ name ] );
2441 if ( remove.length ) {
2442 this.removeCards( remove );
2446 for ( i = 0, len = cards.length; i < len; i++ ) {
2448 name = card.getName();
2449 this.cards[ card.getName() ] = card;
2450 item = new OO.ui.TabOptionWidget( { data: name } );
2451 card.setTabItem( item );
2455 if ( items.length ) {
2456 this.tabSelectWidget.addItems( items, index );
2457 this.selectFirstSelectableCard();
2459 this.stackLayout.addItems( cards, index );
2460 this.emit( 'add', cards, index );
2466 * Remove the specified cards from the index layout.
2468 * To remove all cards from the index, you may wish to use the #clearCards method instead.
2470 * @param {OO.ui.CardLayout[]} cards An array of cards to remove
2474 OO.ui.IndexLayout.prototype.removeCards = function ( cards ) {
2475 var i, len, name, card,
2478 for ( i = 0, len = cards.length; i < len; i++ ) {
2480 name = card.getName();
2481 delete this.cards[ name ];
2482 items.push( this.tabSelectWidget.getItemFromData( name ) );
2483 card.setTabItem( null );
2485 if ( items.length ) {
2486 this.tabSelectWidget.removeItems( items );
2487 this.selectFirstSelectableCard();
2489 this.stackLayout.removeItems( cards );
2490 this.emit( 'remove', cards );
2496 * Clear all cards from the index layout.
2498 * To remove only a subset of cards from the index, use the #removeCards method.
2503 OO.ui.IndexLayout.prototype.clearCards = function () {
2505 cards = this.stackLayout.getItems();
2508 this.currentCardName = null;
2509 this.tabSelectWidget.clearItems();
2510 for ( i = 0, len = cards.length; i < len; i++ ) {
2511 cards[ i ].setTabItem( null );
2513 this.stackLayout.clearItems();
2515 this.emit( 'remove', cards );
2521 * Set the current card by symbolic name.
2524 * @param {string} name Symbolic name of card
2526 OO.ui.IndexLayout.prototype.setCard = function ( name ) {
2529 card = this.cards[ name ],
2530 previousCard = this.currentCardName && this.cards[ this.currentCardName ];
2532 if ( name !== this.currentCardName ) {
2533 selectedItem = this.tabSelectWidget.getSelectedItem();
2534 if ( selectedItem && selectedItem.getData() !== name ) {
2535 this.tabSelectWidget.selectItemByData( name );
2538 if ( previousCard ) {
2539 previousCard.setActive( false );
2540 // Blur anything focused if the next card doesn't have anything focusable.
2541 // This is not needed if the next card has something focusable (because once it is focused
2542 // this blur happens automatically). If the layout is non-continuous, this check is
2543 // meaningless because the next card is not visible yet and thus can't hold focus.
2546 this.stackLayout.continuous &&
2547 OO.ui.findFocusable( card.$element ).length !== 0
2549 $focused = previousCard.$element.find( ':focus' );
2550 if ( $focused.length ) {
2551 $focused[ 0 ].blur();
2555 this.currentCardName = name;
2556 card.setActive( true );
2557 this.stackLayout.setItem( card );
2558 if ( !this.stackLayout.continuous && previousCard ) {
2559 // This should not be necessary, since any inputs on the previous card should have been
2560 // blurred when it was hidden, but browsers are not very consistent about this.
2561 $focused = previousCard.$element.find( ':focus' );
2562 if ( $focused.length ) {
2563 $focused[ 0 ].blur();
2566 this.emit( 'set', card );
2572 * Select the first selectable card.
2576 OO.ui.IndexLayout.prototype.selectFirstSelectableCard = function () {
2577 if ( !this.tabSelectWidget.getSelectedItem() ) {
2578 this.tabSelectWidget.selectItem( this.tabSelectWidget.getFirstSelectableItem() );
2585 * ToggleWidget implements basic behavior of widgets with an on/off state.
2586 * Please see OO.ui.ToggleButtonWidget and OO.ui.ToggleSwitchWidget for examples.
2590 * @extends OO.ui.Widget
2593 * @param {Object} [config] Configuration options
2594 * @cfg {boolean} [value=false] The toggle’s initial on/off state.
2595 * By default, the toggle is in the 'off' state.
2597 OO.ui.ToggleWidget = function OoUiToggleWidget( config ) {
2598 // Configuration initialization
2599 config = config || {};
2601 // Parent constructor
2602 OO.ui.ToggleWidget.parent.call( this, config );
2608 this.$element.addClass( 'oo-ui-toggleWidget' );
2609 this.setValue( !!config.value );
2614 OO.inheritClass( OO.ui.ToggleWidget, OO.ui.Widget );
2621 * A change event is emitted when the on/off state of the toggle changes.
2623 * @param {boolean} value Value representing the new state of the toggle
2629 * Get the value representing the toggle’s state.
2631 * @return {boolean} The on/off state of the toggle
2633 OO.ui.ToggleWidget.prototype.getValue = function () {
2638 * Set the state of the toggle: `true` for 'on', `false' for 'off'.
2640 * @param {boolean} value The state of the toggle
2644 OO.ui.ToggleWidget.prototype.setValue = function ( value ) {
2646 if ( this.value !== value ) {
2648 this.emit( 'change', value );
2649 this.$element.toggleClass( 'oo-ui-toggleWidget-on', value );
2650 this.$element.toggleClass( 'oo-ui-toggleWidget-off', !value );
2651 this.$element.attr( 'aria-checked', value.toString() );
2657 * ToggleButtons are buttons that have a state (‘on’ or ‘off’) that is represented by a
2658 * Boolean value. Like other {@link OO.ui.ButtonWidget buttons}, toggle buttons can be
2659 * configured with {@link OO.ui.mixin.IconElement icons}, {@link OO.ui.mixin.IndicatorElement indicators},
2660 * {@link OO.ui.mixin.TitledElement titles}, {@link OO.ui.mixin.FlaggedElement styling flags},
2661 * and {@link OO.ui.mixin.LabelElement labels}. Please see
2662 * the [OOjs UI documentation][1] on MediaWiki for more information.
2665 * // Toggle buttons in the 'off' and 'on' state.
2666 * var toggleButton1 = new OO.ui.ToggleButtonWidget( {
2667 * label: 'Toggle Button off'
2669 * var toggleButton2 = new OO.ui.ToggleButtonWidget( {
2670 * label: 'Toggle Button on',
2673 * // Append the buttons to the DOM.
2674 * $( 'body' ).append( toggleButton1.$element, toggleButton2.$element );
2676 * [1]: https://www.mediawiki.org/wiki/OOjs_UI/Widgets/Buttons_and_Switches#Toggle_buttons
2679 * @extends OO.ui.ToggleWidget
2680 * @mixins OO.ui.mixin.ButtonElement
2681 * @mixins OO.ui.mixin.IconElement
2682 * @mixins OO.ui.mixin.IndicatorElement
2683 * @mixins OO.ui.mixin.LabelElement
2684 * @mixins OO.ui.mixin.TitledElement
2685 * @mixins OO.ui.mixin.FlaggedElement
2686 * @mixins OO.ui.mixin.TabIndexedElement
2689 * @param {Object} [config] Configuration options
2690 * @cfg {boolean} [value=false] The toggle button’s initial on/off
2691 * state. By default, the button is in the 'off' state.
2693 OO.ui.ToggleButtonWidget = function OoUiToggleButtonWidget( config ) {
2694 // Configuration initialization
2695 config = config || {};
2697 // Parent constructor
2698 OO.ui.ToggleButtonWidget.parent.call( this, config );
2700 // Mixin constructors
2701 OO.ui.mixin.ButtonElement.call( this, config );
2702 OO.ui.mixin.IconElement.call( this, config );
2703 OO.ui.mixin.IndicatorElement.call( this, config );
2704 OO.ui.mixin.LabelElement.call( this, config );
2705 OO.ui.mixin.TitledElement.call( this, $.extend( {}, config, { $titled: this.$button } ) );
2706 OO.ui.mixin.FlaggedElement.call( this, config );
2707 OO.ui.mixin.TabIndexedElement.call( this, $.extend( {}, config, { $tabIndexed: this.$button } ) );
2710 this.connect( this, { click: 'onAction' } );
2713 this.$button.append( this.$icon, this.$label, this.$indicator );
2715 .addClass( 'oo-ui-toggleButtonWidget' )
2716 .append( this.$button );
2721 OO.inheritClass( OO.ui.ToggleButtonWidget, OO.ui.ToggleWidget );
2722 OO.mixinClass( OO.ui.ToggleButtonWidget, OO.ui.mixin.ButtonElement );
2723 OO.mixinClass( OO.ui.ToggleButtonWidget, OO.ui.mixin.IconElement );
2724 OO.mixinClass( OO.ui.ToggleButtonWidget, OO.ui.mixin.IndicatorElement );
2725 OO.mixinClass( OO.ui.ToggleButtonWidget, OO.ui.mixin.LabelElement );
2726 OO.mixinClass( OO.ui.ToggleButtonWidget, OO.ui.mixin.TitledElement );
2727 OO.mixinClass( OO.ui.ToggleButtonWidget, OO.ui.mixin.FlaggedElement );
2728 OO.mixinClass( OO.ui.ToggleButtonWidget, OO.ui.mixin.TabIndexedElement );
2733 * Handle the button action being triggered.
2737 OO.ui.ToggleButtonWidget.prototype.onAction = function () {
2738 this.setValue( !this.value );
2744 OO.ui.ToggleButtonWidget.prototype.setValue = function ( value ) {
2746 if ( value !== this.value ) {
2747 // Might be called from parent constructor before ButtonElement constructor
2748 if ( this.$button ) {
2749 this.$button.attr( 'aria-pressed', value.toString() );
2751 this.setActive( value );
2755 OO.ui.ToggleButtonWidget.parent.prototype.setValue.call( this, value );
2763 OO.ui.ToggleButtonWidget.prototype.setButtonElement = function ( $button ) {
2764 if ( this.$button ) {
2765 this.$button.removeAttr( 'aria-pressed' );
2767 OO.ui.mixin.ButtonElement.prototype.setButtonElement.call( this, $button );
2768 this.$button.attr( 'aria-pressed', this.value.toString() );
2772 * ToggleSwitches are switches that slide on and off. Their state is represented by a Boolean
2773 * value (`true` for ‘on’, and `false` otherwise, the default). The ‘off’ state is represented
2774 * visually by a slider in the leftmost position.
2777 * // Toggle switches in the 'off' and 'on' position.
2778 * var toggleSwitch1 = new OO.ui.ToggleSwitchWidget();
2779 * var toggleSwitch2 = new OO.ui.ToggleSwitchWidget( {
2783 * // Create a FieldsetLayout to layout and label switches
2784 * var fieldset = new OO.ui.FieldsetLayout( {
2785 * label: 'Toggle switches'
2787 * fieldset.addItems( [
2788 * new OO.ui.FieldLayout( toggleSwitch1, { label: 'Off', align: 'top' } ),
2789 * new OO.ui.FieldLayout( toggleSwitch2, { label: 'On', align: 'top' } )
2791 * $( 'body' ).append( fieldset.$element );
2794 * @extends OO.ui.ToggleWidget
2795 * @mixins OO.ui.mixin.TabIndexedElement
2798 * @param {Object} [config] Configuration options
2799 * @cfg {boolean} [value=false] The toggle switch’s initial on/off state.
2800 * By default, the toggle switch is in the 'off' position.
2802 OO.ui.ToggleSwitchWidget = function OoUiToggleSwitchWidget( config ) {
2803 // Parent constructor
2804 OO.ui.ToggleSwitchWidget.parent.call( this, config );
2806 // Mixin constructors
2807 OO.ui.mixin.TabIndexedElement.call( this, config );
2810 this.dragging = false;
2811 this.dragStart = null;
2812 this.sliding = false;
2813 this.$glow = $( '<span>' );
2814 this.$grip = $( '<span>' );
2818 click: this.onClick.bind( this ),
2819 keypress: this.onKeyPress.bind( this )
2823 this.$glow.addClass( 'oo-ui-toggleSwitchWidget-glow' );
2824 this.$grip.addClass( 'oo-ui-toggleSwitchWidget-grip' );
2826 .addClass( 'oo-ui-toggleSwitchWidget' )
2827 .attr( 'role', 'checkbox' )
2828 .append( this.$glow, this.$grip );
2833 OO.inheritClass( OO.ui.ToggleSwitchWidget, OO.ui.ToggleWidget );
2834 OO.mixinClass( OO.ui.ToggleSwitchWidget, OO.ui.mixin.TabIndexedElement );
2839 * Handle mouse click events.
2842 * @param {jQuery.Event} e Mouse click event
2844 OO.ui.ToggleSwitchWidget.prototype.onClick = function ( e ) {
2845 if ( !this.isDisabled() && e.which === OO.ui.MouseButtons.LEFT ) {
2846 this.setValue( !this.value );
2852 * Handle key press events.
2855 * @param {jQuery.Event} e Key press event
2857 OO.ui.ToggleSwitchWidget.prototype.onKeyPress = function ( e ) {
2858 if ( !this.isDisabled() && ( e.which === OO.ui.Keys.SPACE || e.which === OO.ui.Keys.ENTER ) ) {
2859 this.setValue( !this.value );
2865 * OutlineControlsWidget is a set of controls for an {@link OO.ui.OutlineSelectWidget outline select widget}.
2866 * Controls include moving items up and down, removing items, and adding different kinds of items.
2868 * **Currently, this class is only used by {@link OO.ui.BookletLayout booklet layouts}.**
2871 * @extends OO.ui.Widget
2872 * @mixins OO.ui.mixin.GroupElement
2873 * @mixins OO.ui.mixin.IconElement
2876 * @param {OO.ui.OutlineSelectWidget} outline Outline to control
2877 * @param {Object} [config] Configuration options
2878 * @cfg {Object} [abilities] List of abilties
2879 * @cfg {boolean} [abilities.move=true] Allow moving movable items
2880 * @cfg {boolean} [abilities.remove=true] Allow removing removable items
2882 OO.ui.OutlineControlsWidget = function OoUiOutlineControlsWidget( outline, config ) {
2883 // Allow passing positional parameters inside the config object
2884 if ( OO.isPlainObject( outline ) && config === undefined ) {
2886 outline = config.outline;
2889 // Configuration initialization
2890 config = $.extend( { icon: 'add' }, config );
2892 // Parent constructor
2893 OO.ui.OutlineControlsWidget.parent.call( this, config );
2895 // Mixin constructors
2896 OO.ui.mixin.GroupElement.call( this, config );
2897 OO.ui.mixin.IconElement.call( this, config );
2900 this.outline = outline;
2901 this.$movers = $( '<div>' );
2902 this.upButton = new OO.ui.ButtonWidget( {
2905 title: OO.ui.msg( 'ooui-outline-control-move-up' )
2907 this.downButton = new OO.ui.ButtonWidget( {
2910 title: OO.ui.msg( 'ooui-outline-control-move-down' )
2912 this.removeButton = new OO.ui.ButtonWidget( {
2915 title: OO.ui.msg( 'ooui-outline-control-remove' )
2917 this.abilities = { move: true, remove: true };
2920 outline.connect( this, {
2921 select: 'onOutlineChange',
2922 add: 'onOutlineChange',
2923 remove: 'onOutlineChange'
2925 this.upButton.connect( this, { click: [ 'emit', 'move', -1 ] } );
2926 this.downButton.connect( this, { click: [ 'emit', 'move', 1 ] } );
2927 this.removeButton.connect( this, { click: [ 'emit', 'remove' ] } );
2930 this.$element.addClass( 'oo-ui-outlineControlsWidget' );
2931 this.$group.addClass( 'oo-ui-outlineControlsWidget-items' );
2933 .addClass( 'oo-ui-outlineControlsWidget-movers' )
2934 .append( this.removeButton.$element, this.upButton.$element, this.downButton.$element );
2935 this.$element.append( this.$icon, this.$group, this.$movers );
2936 this.setAbilities( config.abilities || {} );
2941 OO.inheritClass( OO.ui.OutlineControlsWidget, OO.ui.Widget );
2942 OO.mixinClass( OO.ui.OutlineControlsWidget, OO.ui.mixin.GroupElement );
2943 OO.mixinClass( OO.ui.OutlineControlsWidget, OO.ui.mixin.IconElement );
2949 * @param {number} places Number of places to move
2961 * @param {Object} abilities List of abilties
2962 * @param {boolean} [abilities.move] Allow moving movable items
2963 * @param {boolean} [abilities.remove] Allow removing removable items
2965 OO.ui.OutlineControlsWidget.prototype.setAbilities = function ( abilities ) {
2968 for ( ability in this.abilities ) {
2969 if ( abilities[ ability ] !== undefined ) {
2970 this.abilities[ ability ] = !!abilities[ ability ];
2974 this.onOutlineChange();
2978 * Handle outline change events.
2982 OO.ui.OutlineControlsWidget.prototype.onOutlineChange = function () {
2983 var i, len, firstMovable, lastMovable,
2984 items = this.outline.getItems(),
2985 selectedItem = this.outline.getSelectedItem(),
2986 movable = this.abilities.move && selectedItem && selectedItem.isMovable(),
2987 removable = this.abilities.remove && selectedItem && selectedItem.isRemovable();
2992 while ( ++i < len ) {
2993 if ( items[ i ].isMovable() ) {
2994 firstMovable = items[ i ];
3000 if ( items[ i ].isMovable() ) {
3001 lastMovable = items[ i ];
3006 this.upButton.setDisabled( !movable || selectedItem === firstMovable );
3007 this.downButton.setDisabled( !movable || selectedItem === lastMovable );
3008 this.removeButton.setDisabled( !removable );
3012 * OutlineOptionWidget is an item in an {@link OO.ui.OutlineSelectWidget OutlineSelectWidget}.
3014 * Currently, this class is only used by {@link OO.ui.BookletLayout booklet layouts}, which contain
3015 * {@link OO.ui.PageLayout page layouts}. See {@link OO.ui.BookletLayout BookletLayout}
3019 * @extends OO.ui.DecoratedOptionWidget
3022 * @param {Object} [config] Configuration options
3023 * @cfg {number} [level] Indentation level
3024 * @cfg {boolean} [movable] Allow modification from {@link OO.ui.OutlineControlsWidget outline controls}.
3026 OO.ui.OutlineOptionWidget = function OoUiOutlineOptionWidget( config ) {
3027 // Configuration initialization
3028 config = config || {};
3030 // Parent constructor
3031 OO.ui.OutlineOptionWidget.parent.call( this, config );
3035 this.movable = !!config.movable;
3036 this.removable = !!config.removable;
3039 this.$element.addClass( 'oo-ui-outlineOptionWidget' );
3040 this.setLevel( config.level );
3045 OO.inheritClass( OO.ui.OutlineOptionWidget, OO.ui.DecoratedOptionWidget );
3047 /* Static Properties */
3049 OO.ui.OutlineOptionWidget.static.highlightable = false;
3051 OO.ui.OutlineOptionWidget.static.scrollIntoViewOnSelect = true;
3053 OO.ui.OutlineOptionWidget.static.levelClass = 'oo-ui-outlineOptionWidget-level-';
3055 OO.ui.OutlineOptionWidget.static.levels = 3;
3060 * Check if item is movable.
3062 * Movability is used by {@link OO.ui.OutlineControlsWidget outline controls}.
3064 * @return {boolean} Item is movable
3066 OO.ui.OutlineOptionWidget.prototype.isMovable = function () {
3067 return this.movable;
3071 * Check if item is removable.
3073 * Removability is used by {@link OO.ui.OutlineControlsWidget outline controls}.
3075 * @return {boolean} Item is removable
3077 OO.ui.OutlineOptionWidget.prototype.isRemovable = function () {
3078 return this.removable;
3082 * Get indentation level.
3084 * @return {number} Indentation level
3086 OO.ui.OutlineOptionWidget.prototype.getLevel = function () {
3093 * Movability is used by {@link OO.ui.OutlineControlsWidget outline controls}.
3095 * @param {boolean} movable Item is movable
3098 OO.ui.OutlineOptionWidget.prototype.setMovable = function ( movable ) {
3099 this.movable = !!movable;
3100 this.updateThemeClasses();
3107 * Removability is used by {@link OO.ui.OutlineControlsWidget outline controls}.
3109 * @param {boolean} removable Item is removable
3112 OO.ui.OutlineOptionWidget.prototype.setRemovable = function ( removable ) {
3113 this.removable = !!removable;
3114 this.updateThemeClasses();
3119 * Set indentation level.
3121 * @param {number} [level=0] Indentation level, in the range of [0,#maxLevel]
3124 OO.ui.OutlineOptionWidget.prototype.setLevel = function ( level ) {
3125 var levels = this.constructor.static.levels,
3126 levelClass = this.constructor.static.levelClass,
3129 this.level = level ? Math.max( 0, Math.min( levels - 1, level ) ) : 0;
3131 if ( this.level === i ) {
3132 this.$element.addClass( levelClass + i );
3134 this.$element.removeClass( levelClass + i );
3137 this.updateThemeClasses();
3143 * OutlineSelectWidget is a structured list that contains {@link OO.ui.OutlineOptionWidget outline options}
3144 * A set of controls can be provided with an {@link OO.ui.OutlineControlsWidget outline controls} widget.
3146 * **Currently, this class is only used by {@link OO.ui.BookletLayout booklet layouts}.**
3149 * @extends OO.ui.SelectWidget
3150 * @mixins OO.ui.mixin.TabIndexedElement
3153 * @param {Object} [config] Configuration options
3155 OO.ui.OutlineSelectWidget = function OoUiOutlineSelectWidget( config ) {
3156 // Parent constructor
3157 OO.ui.OutlineSelectWidget.parent.call( this, config );
3159 // Mixin constructors
3160 OO.ui.mixin.TabIndexedElement.call( this, config );
3164 focus: this.bindKeyDownListener.bind( this ),
3165 blur: this.unbindKeyDownListener.bind( this )
3169 this.$element.addClass( 'oo-ui-outlineSelectWidget' );
3174 OO.inheritClass( OO.ui.OutlineSelectWidget, OO.ui.SelectWidget );
3175 OO.mixinClass( OO.ui.OutlineSelectWidget, OO.ui.mixin.TabIndexedElement );
3178 * ButtonOptionWidget is a special type of {@link OO.ui.mixin.ButtonElement button element} that
3179 * can be selected and configured with data. The class is
3180 * used with OO.ui.ButtonSelectWidget to create a selection of button options. Please see the
3181 * [OOjs UI documentation on MediaWiki] [1] for more information.
3183 * [1]: https://www.mediawiki.org/wiki/OOjs_UI/Widgets/Selects_and_Options#Button_selects_and_options
3186 * @extends OO.ui.OptionWidget
3187 * @mixins OO.ui.mixin.ButtonElement
3188 * @mixins OO.ui.mixin.IconElement
3189 * @mixins OO.ui.mixin.IndicatorElement
3190 * @mixins OO.ui.mixin.TitledElement
3193 * @param {Object} [config] Configuration options
3195 OO.ui.ButtonOptionWidget = function OoUiButtonOptionWidget( config ) {
3196 // Configuration initialization
3197 config = config || {};
3199 // Parent constructor
3200 OO.ui.ButtonOptionWidget.parent.call( this, config );
3202 // Mixin constructors
3203 OO.ui.mixin.ButtonElement.call( this, config );
3204 OO.ui.mixin.IconElement.call( this, config );
3205 OO.ui.mixin.IndicatorElement.call( this, config );
3206 OO.ui.mixin.TitledElement.call( this, $.extend( {}, config, { $titled: this.$button } ) );
3209 this.$element.addClass( 'oo-ui-buttonOptionWidget' );
3210 this.$button.append( this.$icon, this.$label, this.$indicator );
3211 this.$element.append( this.$button );
3216 OO.inheritClass( OO.ui.ButtonOptionWidget, OO.ui.OptionWidget );
3217 OO.mixinClass( OO.ui.ButtonOptionWidget, OO.ui.mixin.ButtonElement );
3218 OO.mixinClass( OO.ui.ButtonOptionWidget, OO.ui.mixin.IconElement );
3219 OO.mixinClass( OO.ui.ButtonOptionWidget, OO.ui.mixin.IndicatorElement );
3220 OO.mixinClass( OO.ui.ButtonOptionWidget, OO.ui.mixin.TitledElement );
3222 /* Static Properties */
3224 // Allow button mouse down events to pass through so they can be handled by the parent select widget
3225 OO.ui.ButtonOptionWidget.static.cancelButtonMouseDownEvents = false;
3227 OO.ui.ButtonOptionWidget.static.highlightable = false;
3234 OO.ui.ButtonOptionWidget.prototype.setSelected = function ( state ) {
3235 OO.ui.ButtonOptionWidget.parent.prototype.setSelected.call( this, state );
3237 if ( this.constructor.static.selectable ) {
3238 this.setActive( state );
3245 * ButtonSelectWidget is a {@link OO.ui.SelectWidget select widget} that contains
3246 * button options and is used together with
3247 * OO.ui.ButtonOptionWidget. The ButtonSelectWidget provides an interface for
3248 * highlighting, choosing, and selecting mutually exclusive options. Please see
3249 * the [OOjs UI documentation on MediaWiki] [1] for more information.
3252 * // Example: A ButtonSelectWidget that contains three ButtonOptionWidgets
3253 * var option1 = new OO.ui.ButtonOptionWidget( {
3255 * label: 'Option 1',
3256 * title: 'Button option 1'
3259 * var option2 = new OO.ui.ButtonOptionWidget( {
3261 * label: 'Option 2',
3262 * title: 'Button option 2'
3265 * var option3 = new OO.ui.ButtonOptionWidget( {
3267 * label: 'Option 3',
3268 * title: 'Button option 3'
3271 * var buttonSelect=new OO.ui.ButtonSelectWidget( {
3272 * items: [ option1, option2, option3 ]
3274 * $( 'body' ).append( buttonSelect.$element );
3276 * [1]: https://www.mediawiki.org/wiki/OOjs_UI/Widgets/Selects_and_Options
3279 * @extends OO.ui.SelectWidget
3280 * @mixins OO.ui.mixin.TabIndexedElement
3283 * @param {Object} [config] Configuration options
3285 OO.ui.ButtonSelectWidget = function OoUiButtonSelectWidget( config ) {
3286 // Parent constructor
3287 OO.ui.ButtonSelectWidget.parent.call( this, config );
3289 // Mixin constructors
3290 OO.ui.mixin.TabIndexedElement.call( this, config );
3294 focus: this.bindKeyDownListener.bind( this ),
3295 blur: this.unbindKeyDownListener.bind( this )
3299 this.$element.addClass( 'oo-ui-buttonSelectWidget' );
3304 OO.inheritClass( OO.ui.ButtonSelectWidget, OO.ui.SelectWidget );
3305 OO.mixinClass( OO.ui.ButtonSelectWidget, OO.ui.mixin.TabIndexedElement );
3308 * TabOptionWidget is an item in a {@link OO.ui.TabSelectWidget TabSelectWidget}.
3310 * Currently, this class is only used by {@link OO.ui.IndexLayout index layouts}, which contain
3311 * {@link OO.ui.CardLayout card layouts}. See {@link OO.ui.IndexLayout IndexLayout}
3315 * @extends OO.ui.OptionWidget
3318 * @param {Object} [config] Configuration options
3320 OO.ui.TabOptionWidget = function OoUiTabOptionWidget( config ) {
3321 // Configuration initialization
3322 config = config || {};
3324 // Parent constructor
3325 OO.ui.TabOptionWidget.parent.call( this, config );
3328 this.$element.addClass( 'oo-ui-tabOptionWidget' );
3333 OO.inheritClass( OO.ui.TabOptionWidget, OO.ui.OptionWidget );
3335 /* Static Properties */
3337 OO.ui.TabOptionWidget.static.highlightable = false;
3340 * TabSelectWidget is a list that contains {@link OO.ui.TabOptionWidget tab options}
3342 * **Currently, this class is only used by {@link OO.ui.IndexLayout index layouts}.**
3345 * @extends OO.ui.SelectWidget
3346 * @mixins OO.ui.mixin.TabIndexedElement
3349 * @param {Object} [config] Configuration options
3351 OO.ui.TabSelectWidget = function OoUiTabSelectWidget( config ) {
3352 // Parent constructor
3353 OO.ui.TabSelectWidget.parent.call( this, config );
3355 // Mixin constructors
3356 OO.ui.mixin.TabIndexedElement.call( this, config );
3360 focus: this.bindKeyDownListener.bind( this ),
3361 blur: this.unbindKeyDownListener.bind( this )
3365 this.$element.addClass( 'oo-ui-tabSelectWidget' );
3370 OO.inheritClass( OO.ui.TabSelectWidget, OO.ui.SelectWidget );
3371 OO.mixinClass( OO.ui.TabSelectWidget, OO.ui.mixin.TabIndexedElement );
3374 * CapsuleItemWidgets are used within a {@link OO.ui.CapsuleMultiselectWidget
3375 * CapsuleMultiselectWidget} to display the selected items.
3378 * @extends OO.ui.Widget
3379 * @mixins OO.ui.mixin.ItemWidget
3380 * @mixins OO.ui.mixin.LabelElement
3381 * @mixins OO.ui.mixin.FlaggedElement
3382 * @mixins OO.ui.mixin.TabIndexedElement
3385 * @param {Object} [config] Configuration options
3387 OO.ui.CapsuleItemWidget = function OoUiCapsuleItemWidget( config ) {
3388 // Configuration initialization
3389 config = config || {};
3391 // Parent constructor
3392 OO.ui.CapsuleItemWidget.parent.call( this, config );
3394 // Mixin constructors
3395 OO.ui.mixin.ItemWidget.call( this );
3396 OO.ui.mixin.LabelElement.call( this, config );
3397 OO.ui.mixin.FlaggedElement.call( this, config );
3398 OO.ui.mixin.TabIndexedElement.call( this, config );
3401 this.closeButton = new OO.ui.ButtonWidget( {
3405 } ).on( 'click', this.onCloseClick.bind( this ) );
3407 this.on( 'disable', function ( disabled ) {
3408 this.closeButton.setDisabled( disabled );
3414 click: this.onClick.bind( this ),
3415 keydown: this.onKeyDown.bind( this )
3417 .addClass( 'oo-ui-capsuleItemWidget' )
3418 .append( this.$label, this.closeButton.$element );
3423 OO.inheritClass( OO.ui.CapsuleItemWidget, OO.ui.Widget );
3424 OO.mixinClass( OO.ui.CapsuleItemWidget, OO.ui.mixin.ItemWidget );
3425 OO.mixinClass( OO.ui.CapsuleItemWidget, OO.ui.mixin.LabelElement );
3426 OO.mixinClass( OO.ui.CapsuleItemWidget, OO.ui.mixin.FlaggedElement );
3427 OO.mixinClass( OO.ui.CapsuleItemWidget, OO.ui.mixin.TabIndexedElement );
3432 * Handle close icon clicks
3434 OO.ui.CapsuleItemWidget.prototype.onCloseClick = function () {
3435 var element = this.getElementGroup();
3437 if ( element && $.isFunction( element.removeItems ) ) {
3438 element.removeItems( [ this ] );
3444 * Handle click event for the entire capsule
3446 OO.ui.CapsuleItemWidget.prototype.onClick = function () {
3447 var element = this.getElementGroup();
3449 if ( !this.isDisabled() && element && $.isFunction( element.editItem ) ) {
3450 element.editItem( this );
3455 * Handle keyDown event for the entire capsule
3457 OO.ui.CapsuleItemWidget.prototype.onKeyDown = function ( e ) {
3458 var element = this.getElementGroup();
3460 if ( e.keyCode === OO.ui.Keys.BACKSPACE || e.keyCode === OO.ui.Keys.DELETE ) {
3461 element.removeItems( [ this ] );
3464 } else if ( e.keyCode === OO.ui.Keys.ENTER ) {
3465 element.editItem( this );
3467 } else if ( e.keyCode === OO.ui.Keys.LEFT ) {
3468 element.getPreviousItem( this ).focus();
3469 } else if ( e.keyCode === OO.ui.Keys.RIGHT ) {
3470 element.getNextItem( this ).focus();
3475 * Focuses the capsule
3477 OO.ui.CapsuleItemWidget.prototype.focus = function () {
3478 this.$element.focus();
3482 * CapsuleMultiselectWidgets are something like a {@link OO.ui.ComboBoxInputWidget combo box widget}
3483 * that allows for selecting multiple values.
3485 * For more information about menus and options, please see the [OOjs UI documentation on MediaWiki][1].
3488 * // Example: A CapsuleMultiselectWidget.
3489 * var capsule = new OO.ui.CapsuleMultiselectWidget( {
3490 * label: 'CapsuleMultiselectWidget',
3491 * selected: [ 'Option 1', 'Option 3' ],
3494 * new OO.ui.MenuOptionWidget( {
3496 * label: 'Option One'
3498 * new OO.ui.MenuOptionWidget( {
3500 * label: 'Option Two'
3502 * new OO.ui.MenuOptionWidget( {
3504 * label: 'Option Three'
3506 * new OO.ui.MenuOptionWidget( {
3508 * label: 'Option Four'
3510 * new OO.ui.MenuOptionWidget( {
3512 * label: 'Option Five'
3517 * $( 'body' ).append( capsule.$element );
3519 * [1]: https://www.mediawiki.org/wiki/OOjs_UI/Widgets/Selects_and_Options#Menu_selects_and_options
3522 * @extends OO.ui.Widget
3523 * @mixins OO.ui.mixin.GroupElement
3524 * @mixins OO.ui.mixin.PopupElement
3525 * @mixins OO.ui.mixin.TabIndexedElement
3526 * @mixins OO.ui.mixin.IndicatorElement
3527 * @mixins OO.ui.mixin.IconElement
3528 * @uses OO.ui.CapsuleItemWidget
3529 * @uses OO.ui.FloatingMenuSelectWidget
3532 * @param {Object} [config] Configuration options
3533 * @cfg {boolean} [allowArbitrary=false] Allow data items to be added even if not present in the menu.
3534 * @cfg {Object} [menu] (required) Configuration options to pass to the
3535 * {@link OO.ui.MenuSelectWidget menu select widget}.
3536 * @cfg {Object} [popup] Configuration options to pass to the {@link OO.ui.PopupWidget popup widget}.
3537 * If specified, this popup will be shown instead of the menu (but the menu
3538 * will still be used for item labels and allowArbitrary=false). The widgets
3539 * in the popup should use {@link #addItemsFromData} or {@link #addItems} as necessary.
3540 * @cfg {jQuery} [$overlay=this.$element] Render the menu or popup into a separate layer.
3541 * This configuration is useful in cases where the expanded menu is larger than
3542 * its containing `<div>`. The specified overlay layer is usually on top of
3543 * the containing `<div>` and has a larger area. By default, the menu uses
3544 * relative positioning.
3546 OO.ui.CapsuleMultiselectWidget = function OoUiCapsuleMultiselectWidget( config ) {
3549 // Parent constructor
3550 OO.ui.CapsuleMultiselectWidget.parent.call( this, config );
3552 // Configuration initialization
3553 config = $.extend( {
3554 allowArbitrary: false,
3555 $overlay: this.$element
3558 // Properties (must be set before mixin constructor calls)
3559 this.$input = config.popup ? null : $( '<input>' );
3560 this.$handle = $( '<div>' );
3562 // Mixin constructors
3563 OO.ui.mixin.GroupElement.call( this, config );
3564 if ( config.popup ) {
3565 config.popup = $.extend( {}, config.popup, {
3569 OO.ui.mixin.PopupElement.call( this, config );
3570 $tabFocus = $( '<span>' );
3571 OO.ui.mixin.TabIndexedElement.call( this, $.extend( {}, config, { $tabIndexed: $tabFocus } ) );
3575 OO.ui.mixin.TabIndexedElement.call( this, $.extend( {}, config, { $tabIndexed: this.$input } ) );
3577 OO.ui.mixin.IndicatorElement.call( this, config );
3578 OO.ui.mixin.IconElement.call( this, config );
3581 this.$content = $( '<div>' );
3582 this.allowArbitrary = config.allowArbitrary;
3583 this.$overlay = config.$overlay;
3584 this.menu = new OO.ui.FloatingMenuSelectWidget( $.extend(
3587 $input: this.$input,
3588 $container: this.$element,
3589 filterFromInput: true,
3590 disabled: this.isDisabled()
3598 focus: this.onFocusForPopup.bind( this )
3600 this.popup.$element.on( 'focusout', this.onPopupFocusOut.bind( this ) );
3601 if ( this.popup.$autoCloseIgnore ) {
3602 this.popup.$autoCloseIgnore.on( 'focusout', this.onPopupFocusOut.bind( this ) );
3604 this.popup.connect( this, {
3605 toggle: function ( visible ) {
3606 $tabFocus.toggle( !visible );
3611 focus: this.onInputFocus.bind( this ),
3612 blur: this.onInputBlur.bind( this ),
3613 'propertychange change click mouseup keydown keyup input cut paste select focus':
3614 OO.ui.debounce( this.updateInputSize.bind( this ) ),
3615 keydown: this.onKeyDown.bind( this ),
3616 keypress: this.onKeyPress.bind( this )
3619 this.menu.connect( this, {
3620 choose: 'onMenuChoose',
3621 add: 'onMenuItemsChange',
3622 remove: 'onMenuItemsChange'
3625 mousedown: this.onMouseDown.bind( this )
3629 if ( this.$input ) {
3630 this.$input.prop( 'disabled', this.isDisabled() );
3633 'aria-autocomplete': 'list'
3635 this.updateInputSize();
3637 if ( config.data ) {
3638 this.setItemsFromData( config.data );
3640 this.$content.addClass( 'oo-ui-capsuleMultiselectWidget-content' )
3641 .append( this.$group );
3642 this.$group.addClass( 'oo-ui-capsuleMultiselectWidget-group' );
3643 this.$handle.addClass( 'oo-ui-capsuleMultiselectWidget-handle' )
3644 .append( this.$indicator, this.$icon, this.$content );
3645 this.$element.addClass( 'oo-ui-capsuleMultiselectWidget' )
3646 .append( this.$handle );
3648 this.$content.append( $tabFocus );
3649 this.$overlay.append( this.popup.$element );
3651 this.$content.append( this.$input );
3652 this.$overlay.append( this.menu.$element );
3654 this.onMenuItemsChange();
3659 OO.inheritClass( OO.ui.CapsuleMultiselectWidget, OO.ui.Widget );
3660 OO.mixinClass( OO.ui.CapsuleMultiselectWidget, OO.ui.mixin.GroupElement );
3661 OO.mixinClass( OO.ui.CapsuleMultiselectWidget, OO.ui.mixin.PopupElement );
3662 OO.mixinClass( OO.ui.CapsuleMultiselectWidget, OO.ui.mixin.TabIndexedElement );
3663 OO.mixinClass( OO.ui.CapsuleMultiselectWidget, OO.ui.mixin.IndicatorElement );
3664 OO.mixinClass( OO.ui.CapsuleMultiselectWidget, OO.ui.mixin.IconElement );
3671 * A change event is emitted when the set of selected items changes.
3673 * @param {Mixed[]} datas Data of the now-selected items
3679 * A resize event is emitted when the widget's dimensions change to accomodate newly added items or
3680 * current user input.
3686 * Construct a OO.ui.CapsuleItemWidget (or a subclass thereof) from given label and data.
3689 * @param {Mixed} data Custom data of any type.
3690 * @param {string} label The label text.
3691 * @return {OO.ui.CapsuleItemWidget}
3693 OO.ui.CapsuleMultiselectWidget.prototype.createItemWidget = function ( data, label ) {
3694 return new OO.ui.CapsuleItemWidget( { data: data, label: label } );
3698 * Get the data of the items in the capsule
3702 OO.ui.CapsuleMultiselectWidget.prototype.getItemsData = function () {
3703 return this.getItems().map( function ( item ) {
3709 * Set the items in the capsule by providing data
3712 * @param {Mixed[]} datas
3713 * @return {OO.ui.CapsuleMultiselectWidget}
3715 OO.ui.CapsuleMultiselectWidget.prototype.setItemsFromData = function ( datas ) {
3718 items = this.getItems();
3720 $.each( datas, function ( i, data ) {
3722 item = menu.getItemFromData( data );
3726 } else if ( widget.allowArbitrary ) {
3727 label = String( data );
3733 for ( j = 0; j < items.length; j++ ) {
3734 if ( items[ j ].data === data && items[ j ].label === label ) {
3736 items.splice( j, 1 );
3741 item = widget.createItemWidget( data, label );
3743 widget.addItems( [ item ], i );
3746 if ( items.length ) {
3747 widget.removeItems( items );
3754 * Add items to the capsule by providing their data
3757 * @param {Mixed[]} datas
3758 * @return {OO.ui.CapsuleMultiselectWidget}
3760 OO.ui.CapsuleMultiselectWidget.prototype.addItemsFromData = function ( datas ) {
3765 $.each( datas, function ( i, data ) {
3768 if ( !widget.getItemFromData( data ) ) {
3769 item = menu.getItemFromData( data );
3771 items.push( widget.createItemWidget( data, item.label ) );
3772 } else if ( widget.allowArbitrary ) {
3773 items.push( widget.createItemWidget( data, String( data ) ) );
3778 if ( items.length ) {
3779 this.addItems( items );
3786 * Add items to the capsule by providing a label
3788 * @param {string} label
3789 * @return {boolean} Whether the item was added or not
3791 OO.ui.CapsuleMultiselectWidget.prototype.addItemFromLabel = function ( label ) {
3792 var item = this.menu.getItemFromLabel( label, true );
3794 this.addItemsFromData( [ item.data ] );
3796 } else if ( this.allowArbitrary && this.$input.val().trim() !== '' ) {
3797 this.addItemsFromData( [ label ] );
3804 * Remove items by data
3807 * @param {Mixed[]} datas
3808 * @return {OO.ui.CapsuleMultiselectWidget}
3810 OO.ui.CapsuleMultiselectWidget.prototype.removeItemsFromData = function ( datas ) {
3814 $.each( datas, function ( i, data ) {
3815 var item = widget.getItemFromData( data );
3821 if ( items.length ) {
3822 this.removeItems( items );
3831 OO.ui.CapsuleMultiselectWidget.prototype.addItems = function ( items ) {
3833 oldItems = this.items.slice();
3835 OO.ui.mixin.GroupElement.prototype.addItems.call( this, items );
3837 if ( this.items.length !== oldItems.length ) {
3841 for ( i = 0, l = oldItems.length; same && i < l; i++ ) {
3842 same = same && this.items[ i ] === oldItems[ i ];
3846 this.emit( 'change', this.getItemsData() );
3847 this.updateIfHeightChanged();
3854 * Removes the item from the list and copies its label to `this.$input`.
3856 * @param {Object} item
3858 OO.ui.CapsuleMultiselectWidget.prototype.editItem = function ( item ) {
3859 this.$input.val( item.label );
3860 this.updateInputSize();
3862 this.removeItems( [ item ] );
3868 OO.ui.CapsuleMultiselectWidget.prototype.removeItems = function ( items ) {
3870 oldItems = this.items.slice();
3872 OO.ui.mixin.GroupElement.prototype.removeItems.call( this, items );
3874 if ( this.items.length !== oldItems.length ) {
3878 for ( i = 0, l = oldItems.length; same && i < l; i++ ) {
3879 same = same && this.items[ i ] === oldItems[ i ];
3883 this.emit( 'change', this.getItemsData() );
3884 this.updateIfHeightChanged();
3893 OO.ui.CapsuleMultiselectWidget.prototype.clearItems = function () {
3894 if ( this.items.length ) {
3895 OO.ui.mixin.GroupElement.prototype.clearItems.call( this );
3896 this.emit( 'change', this.getItemsData() );
3897 this.updateIfHeightChanged();
3903 * Given an item, returns the item after it. If its the last item,
3904 * returns `this.$input`. If no item is passed, returns the very first
3907 * @param {OO.ui.CapsuleItemWidget} [item]
3908 * @return {OO.ui.CapsuleItemWidget|jQuery|boolean}
3910 OO.ui.CapsuleMultiselectWidget.prototype.getNextItem = function ( item ) {
3913 if ( item === undefined ) {
3914 return this.items[ 0 ];
3917 itemIndex = this.items.indexOf( item );
3918 if ( itemIndex < 0 ) { // Item not in list
3920 } else if ( itemIndex === this.items.length - 1 ) { // Last item
3923 return this.items[ itemIndex + 1 ];
3928 * Given an item, returns the item before it. If its the first item,
3929 * returns `this.$input`. If no item is passed, returns the very last
3932 * @param {OO.ui.CapsuleItemWidget} [item]
3933 * @return {OO.ui.CapsuleItemWidget|jQuery|boolean}
3935 OO.ui.CapsuleMultiselectWidget.prototype.getPreviousItem = function ( item ) {
3938 if ( item === undefined ) {
3939 return this.items[ this.items.length - 1 ];
3942 itemIndex = this.items.indexOf( item );
3943 if ( itemIndex < 0 ) { // Item not in list
3945 } else if ( itemIndex === 0 ) { // First item
3948 return this.items[ itemIndex - 1 ];
3953 * Get the capsule widget's menu.
3955 * @return {OO.ui.MenuSelectWidget} Menu widget
3957 OO.ui.CapsuleMultiselectWidget.prototype.getMenu = function () {
3962 * Handle focus events
3965 * @param {jQuery.Event} event
3967 OO.ui.CapsuleMultiselectWidget.prototype.onInputFocus = function () {
3968 if ( !this.isDisabled() ) {
3969 this.menu.toggle( true );
3974 * Handle blur events
3977 * @param {jQuery.Event} event
3979 OO.ui.CapsuleMultiselectWidget.prototype.onInputBlur = function () {
3980 this.addItemFromLabel( this.$input.val() );
3985 * Handle focus events
3988 * @param {jQuery.Event} event
3990 OO.ui.CapsuleMultiselectWidget.prototype.onFocusForPopup = function () {
3991 if ( !this.isDisabled() ) {
3992 this.popup.setSize( this.$handle.width() );
3993 this.popup.toggle( true );
3994 OO.ui.findFocusable( this.popup.$element ).focus();
3999 * Handles popup focus out events.
4002 * @param {jQuery.Event} e Focus out event
4004 OO.ui.CapsuleMultiselectWidget.prototype.onPopupFocusOut = function () {
4005 var widget = this.popup;
4007 setTimeout( function () {
4009 widget.isVisible() &&
4010 !OO.ui.contains( widget.$element[ 0 ], document.activeElement, true ) &&
4011 ( !widget.$autoCloseIgnore || !widget.$autoCloseIgnore.has( document.activeElement ).length )
4013 widget.toggle( false );
4019 * Handle mouse down events.
4022 * @param {jQuery.Event} e Mouse down event
4024 OO.ui.CapsuleMultiselectWidget.prototype.onMouseDown = function ( e ) {
4025 if ( e.which === OO.ui.MouseButtons.LEFT ) {
4029 this.updateInputSize();
4034 * Handle key press events.
4037 * @param {jQuery.Event} e Key press event
4039 OO.ui.CapsuleMultiselectWidget.prototype.onKeyPress = function ( e ) {
4040 if ( !this.isDisabled() ) {
4041 if ( e.which === OO.ui.Keys.ESCAPE ) {
4046 if ( !this.popup ) {
4047 this.menu.toggle( true );
4048 if ( e.which === OO.ui.Keys.ENTER ) {
4049 if ( this.addItemFromLabel( this.$input.val() ) ) {
4055 // Make sure the input gets resized.
4056 setTimeout( this.updateInputSize.bind( this ), 0 );
4062 * Handle key down events.
4065 * @param {jQuery.Event} e Key down event
4067 OO.ui.CapsuleMultiselectWidget.prototype.onKeyDown = function ( e ) {
4069 !this.isDisabled() &&
4070 this.$input.val() === '' &&
4073 // 'keypress' event is not triggered for Backspace
4074 if ( e.keyCode === OO.ui.Keys.BACKSPACE ) {
4075 if ( e.metaKey || e.ctrlKey ) {
4076 this.removeItems( this.items.slice( -1 ) );
4078 this.editItem( this.items[ this.items.length - 1 ] );
4081 } else if ( e.keyCode === OO.ui.Keys.LEFT ) {
4082 this.getPreviousItem().focus();
4083 } else if ( e.keyCode === OO.ui.Keys.RIGHT ) {
4084 this.getNextItem().focus();
4090 * Update the dimensions of the text input field to encompass all available area.
4093 * @param {jQuery.Event} e Event of some sort
4095 OO.ui.CapsuleMultiselectWidget.prototype.updateInputSize = function () {
4096 var $lastItem, direction, contentWidth, currentWidth, bestWidth;
4097 if ( !this.isDisabled() ) {
4098 this.$input.css( 'width', '1em' );
4099 $lastItem = this.$group.children().last();
4100 direction = OO.ui.Element.static.getDir( this.$handle );
4101 contentWidth = this.$input[ 0 ].scrollWidth;
4102 currentWidth = this.$input.width();
4104 if ( contentWidth < currentWidth ) {
4105 // All is fine, don't perform expensive calculations
4109 if ( !$lastItem.length ) {
4110 bestWidth = this.$content.innerWidth();
4112 bestWidth = direction === 'ltr' ?
4113 this.$content.innerWidth() - $lastItem.position().left - $lastItem.outerWidth() :
4114 $lastItem.position().left;
4116 // Some safety margin for sanity, because I *really* don't feel like finding out where the few
4117 // pixels this is off by are coming from.
4119 if ( contentWidth > bestWidth ) {
4120 // This will result in the input getting shifted to the next line
4121 bestWidth = this.$content.innerWidth() - 10;
4123 this.$input.width( Math.floor( bestWidth ) );
4124 this.updateIfHeightChanged();
4129 * Determine if widget height changed, and if so, update menu position and emit 'resize' event.
4133 OO.ui.CapsuleMultiselectWidget.prototype.updateIfHeightChanged = function () {
4134 var height = this.$element.height();
4135 if ( height !== this.height ) {
4136 this.height = height;
4137 this.menu.position();
4138 this.emit( 'resize' );
4143 * Handle menu choose events.
4146 * @param {OO.ui.OptionWidget} item Chosen item
4148 OO.ui.CapsuleMultiselectWidget.prototype.onMenuChoose = function ( item ) {
4149 if ( item && item.isVisible() ) {
4150 this.addItemsFromData( [ item.getData() ] );
4156 * Handle menu item change events.
4160 OO.ui.CapsuleMultiselectWidget.prototype.onMenuItemsChange = function () {
4161 this.setItemsFromData( this.getItemsData() );
4162 this.$element.toggleClass( 'oo-ui-capsuleMultiselectWidget-empty', this.menu.isEmpty() );
4166 * Clear the input field
4170 OO.ui.CapsuleMultiselectWidget.prototype.clearInput = function () {
4171 if ( this.$input ) {
4172 this.$input.val( '' );
4173 this.updateInputSize();
4176 this.popup.toggle( false );
4178 this.menu.toggle( false );
4179 this.menu.selectItem();
4180 this.menu.highlightItem();
4186 OO.ui.CapsuleMultiselectWidget.prototype.setDisabled = function ( disabled ) {
4190 OO.ui.CapsuleMultiselectWidget.parent.prototype.setDisabled.call( this, disabled );
4192 if ( this.$input ) {
4193 this.$input.prop( 'disabled', this.isDisabled() );
4196 this.menu.setDisabled( this.isDisabled() );
4199 this.popup.setDisabled( this.isDisabled() );
4203 for ( i = 0, len = this.items.length; i < len; i++ ) {
4204 this.items[ i ].updateDisabled();
4215 * @return {OO.ui.CapsuleMultiselectWidget}
4217 OO.ui.CapsuleMultiselectWidget.prototype.focus = function () {
4218 if ( !this.isDisabled() ) {
4220 this.popup.setSize( this.$handle.width() );
4221 this.popup.toggle( true );
4222 OO.ui.findFocusable( this.popup.$element ).focus();
4224 this.updateInputSize();
4225 this.menu.toggle( true );
4226 this.$input.focus();
4234 * @deprecated since 0.17.3; use OO.ui.CapsuleMultiselectWidget instead
4236 OO.ui.CapsuleMultiSelectWidget = OO.ui.CapsuleMultiselectWidget;
4239 * SelectFileWidgets allow for selecting files, using the HTML5 File API. These
4240 * widgets can be configured with {@link OO.ui.mixin.IconElement icons} and {@link
4241 * OO.ui.mixin.IndicatorElement indicators}.
4242 * Please see the [OOjs UI documentation on MediaWiki] [1] for more information and examples.
4245 * // Example of a file select widget
4246 * var selectFile = new OO.ui.SelectFileWidget();
4247 * $( 'body' ).append( selectFile.$element );
4249 * [1]: https://www.mediawiki.org/wiki/OOjs_UI/Widgets
4252 * @extends OO.ui.Widget
4253 * @mixins OO.ui.mixin.IconElement
4254 * @mixins OO.ui.mixin.IndicatorElement
4255 * @mixins OO.ui.mixin.PendingElement
4256 * @mixins OO.ui.mixin.LabelElement
4259 * @param {Object} [config] Configuration options
4260 * @cfg {string[]|null} [accept=null] MIME types to accept. null accepts all types.
4261 * @cfg {string} [placeholder] Text to display when no file is selected.
4262 * @cfg {string} [notsupported] Text to display when file support is missing in the browser.
4263 * @cfg {boolean} [droppable=true] Whether to accept files by drag and drop.
4264 * @cfg {boolean} [showDropTarget=false] Whether to show a drop target. Requires droppable to be true.
4265 * @cfg {number} [thumbnailSizeLimit=20] File size limit in MiB above which to not try and show a
4266 * preview (for performance)
4268 OO.ui.SelectFileWidget = function OoUiSelectFileWidget( config ) {
4271 // Configuration initialization
4272 config = $.extend( {
4274 placeholder: OO.ui.msg( 'ooui-selectfile-placeholder' ),
4275 notsupported: OO.ui.msg( 'ooui-selectfile-not-supported' ),
4277 showDropTarget: false,
4278 thumbnailSizeLimit: 20
4281 // Parent constructor
4282 OO.ui.SelectFileWidget.parent.call( this, config );
4284 // Mixin constructors
4285 OO.ui.mixin.IconElement.call( this, config );
4286 OO.ui.mixin.IndicatorElement.call( this, config );
4287 OO.ui.mixin.PendingElement.call( this, $.extend( {}, config, { $pending: this.$info } ) );
4288 OO.ui.mixin.LabelElement.call( this, config );
4291 this.$info = $( '<span>' );
4292 this.showDropTarget = config.showDropTarget;
4293 this.thumbnailSizeLimit = config.thumbnailSizeLimit;
4294 this.isSupported = this.constructor.static.isSupported();
4295 this.currentFile = null;
4296 if ( Array.isArray( config.accept ) ) {
4297 this.accept = config.accept;
4301 this.placeholder = config.placeholder;
4302 this.notsupported = config.notsupported;
4303 this.onFileSelectedHandler = this.onFileSelected.bind( this );
4305 this.selectButton = new OO.ui.ButtonWidget( {
4306 classes: [ 'oo-ui-selectFileWidget-selectButton' ],
4307 label: OO.ui.msg( 'ooui-selectfile-button-select' ),
4308 disabled: this.disabled || !this.isSupported
4311 this.clearButton = new OO.ui.ButtonWidget( {
4312 classes: [ 'oo-ui-selectFileWidget-clearButton' ],
4315 disabled: this.disabled
4319 this.selectButton.$button.on( {
4320 keypress: this.onKeyPress.bind( this )
4322 this.clearButton.connect( this, {
4323 click: 'onClearClick'
4325 if ( config.droppable ) {
4326 dragHandler = this.onDragEnterOrOver.bind( this );
4328 dragenter: dragHandler,
4329 dragover: dragHandler,
4330 dragleave: this.onDragLeave.bind( this ),
4331 drop: this.onDrop.bind( this )
4337 this.$label.addClass( 'oo-ui-selectFileWidget-label' );
4339 .addClass( 'oo-ui-selectFileWidget-info' )
4340 .append( this.$icon, this.$label, this.clearButton.$element, this.$indicator );
4342 if ( config.droppable && config.showDropTarget ) {
4343 this.selectButton.setIcon( 'upload' );
4344 this.$thumbnail = $( '<div>' ).addClass( 'oo-ui-selectFileWidget-thumbnail' );
4345 this.setPendingElement( this.$thumbnail );
4346 this.$dropTarget = $( '<div>' )
4347 .addClass( 'oo-ui-selectFileWidget-dropTarget' )
4349 click: this.onDropTargetClick.bind( this )
4354 this.selectButton.$element,
4356 .addClass( 'oo-ui-selectFileWidget-dropLabel' )
4357 .text( OO.ui.msg( 'ooui-selectfile-dragdrop-placeholder' ) )
4359 this.$element.append( this.$dropTarget );
4362 .addClass( 'oo-ui-selectFileWidget' )
4363 .append( this.$info, this.selectButton.$element );
4370 OO.inheritClass( OO.ui.SelectFileWidget, OO.ui.Widget );
4371 OO.mixinClass( OO.ui.SelectFileWidget, OO.ui.mixin.IconElement );
4372 OO.mixinClass( OO.ui.SelectFileWidget, OO.ui.mixin.IndicatorElement );
4373 OO.mixinClass( OO.ui.SelectFileWidget, OO.ui.mixin.PendingElement );
4374 OO.mixinClass( OO.ui.SelectFileWidget, OO.ui.mixin.LabelElement );
4376 /* Static Properties */
4379 * Check if this widget is supported
4384 OO.ui.SelectFileWidget.static.isSupported = function () {
4386 if ( OO.ui.SelectFileWidget.static.isSupportedCache === null ) {
4387 $input = $( '<input>' ).attr( 'type', 'file' );
4388 OO.ui.SelectFileWidget.static.isSupportedCache = $input[ 0 ].files !== undefined;
4390 return OO.ui.SelectFileWidget.static.isSupportedCache;
4393 OO.ui.SelectFileWidget.static.isSupportedCache = null;
4400 * A change event is emitted when the on/off state of the toggle changes.
4402 * @param {File|null} value New value
4408 * Get the current value of the field
4410 * @return {File|null}
4412 OO.ui.SelectFileWidget.prototype.getValue = function () {
4413 return this.currentFile;
4417 * Set the current value of the field
4419 * @param {File|null} file File to select
4421 OO.ui.SelectFileWidget.prototype.setValue = function ( file ) {
4422 if ( this.currentFile !== file ) {
4423 this.currentFile = file;
4425 this.emit( 'change', this.currentFile );
4432 * Focusses the select file button.
4436 OO.ui.SelectFileWidget.prototype.focus = function () {
4437 this.selectButton.$button[ 0 ].focus();
4442 * Update the user interface when a file is selected or unselected
4446 OO.ui.SelectFileWidget.prototype.updateUI = function () {
4448 if ( !this.isSupported ) {
4449 this.$element.addClass( 'oo-ui-selectFileWidget-notsupported' );
4450 this.$element.removeClass( 'oo-ui-selectFileWidget-empty' );
4451 this.setLabel( this.notsupported );
4453 this.$element.addClass( 'oo-ui-selectFileWidget-supported' );
4454 if ( this.currentFile ) {
4455 this.$element.removeClass( 'oo-ui-selectFileWidget-empty' );
4457 $label = $label.add(
4459 .addClass( 'oo-ui-selectFileWidget-fileName' )
4460 .text( this.currentFile.name )
4462 if ( this.currentFile.type !== '' ) {
4463 $label = $label.add(
4465 .addClass( 'oo-ui-selectFileWidget-fileType' )
4466 .text( this.currentFile.type )
4469 this.setLabel( $label );
4471 if ( this.showDropTarget ) {
4473 this.loadAndGetImageUrl().done( function ( url ) {
4474 this.$thumbnail.css( 'background-image', 'url( ' + url + ' )' );
4475 }.bind( this ) ).fail( function () {
4476 this.$thumbnail.append(
4477 new OO.ui.IconWidget( {
4479 classes: [ 'oo-ui-selectFileWidget-noThumbnail-icon' ]
4482 }.bind( this ) ).always( function () {
4485 this.$dropTarget.off( 'click' );
4488 if ( this.showDropTarget ) {
4489 this.$dropTarget.off( 'click' );
4490 this.$dropTarget.on( {
4491 click: this.onDropTargetClick.bind( this )
4495 .css( 'background-image', '' );
4497 this.$element.addClass( 'oo-ui-selectFileWidget-empty' );
4498 this.setLabel( this.placeholder );
4504 * If the selected file is an image, get its URL and load it.
4506 * @return {jQuery.Promise} Promise resolves with the image URL after it has loaded
4508 OO.ui.SelectFileWidget.prototype.loadAndGetImageUrl = function () {
4509 var deferred = $.Deferred(),
4510 file = this.currentFile,
4511 reader = new FileReader();
4515 ( OO.getProp( file, 'type' ) || '' ).indexOf( 'image/' ) === 0 &&
4516 file.size < this.thumbnailSizeLimit * 1024 * 1024
4518 reader.onload = function ( event ) {
4519 var img = document.createElement( 'img' );
4520 img.addEventListener( 'load', function () {
4522 img.naturalWidth === 0 ||
4523 img.naturalHeight === 0 ||
4524 img.complete === false
4528 deferred.resolve( event.target.result );
4531 img.src = event.target.result;
4533 reader.readAsDataURL( file );
4538 return deferred.promise();
4542 * Add the input to the widget
4546 OO.ui.SelectFileWidget.prototype.addInput = function () {
4547 if ( this.$input ) {
4548 this.$input.remove();
4551 if ( !this.isSupported ) {
4556 this.$input = $( '<input>' ).attr( 'type', 'file' );
4557 this.$input.on( 'change', this.onFileSelectedHandler );
4558 this.$input.on( 'click', function ( e ) {
4559 // Prevents dropTarget to get clicked which calls
4560 // a click on this input
4561 e.stopPropagation();
4566 if ( this.accept ) {
4567 this.$input.attr( 'accept', this.accept.join( ', ' ) );
4569 this.selectButton.$button.append( this.$input );
4573 * Determine if we should accept this file
4576 * @param {string} mimeType File MIME type
4579 OO.ui.SelectFileWidget.prototype.isAllowedType = function ( mimeType ) {
4582 if ( !this.accept || !mimeType ) {
4586 for ( i = 0; i < this.accept.length; i++ ) {
4587 mimeTest = this.accept[ i ];
4588 if ( mimeTest === mimeType ) {
4590 } else if ( mimeTest.substr( -2 ) === '/*' ) {
4591 mimeTest = mimeTest.substr( 0, mimeTest.length - 1 );
4592 if ( mimeType.substr( 0, mimeTest.length ) === mimeTest ) {
4602 * Handle file selection from the input
4605 * @param {jQuery.Event} e
4607 OO.ui.SelectFileWidget.prototype.onFileSelected = function ( e ) {
4608 var file = OO.getProp( e.target, 'files', 0 ) || null;
4610 if ( file && !this.isAllowedType( file.type ) ) {
4614 this.setValue( file );
4619 * Handle clear button click events.
4623 OO.ui.SelectFileWidget.prototype.onClearClick = function () {
4624 this.setValue( null );
4629 * Handle key press events.
4632 * @param {jQuery.Event} e Key press event
4634 OO.ui.SelectFileWidget.prototype.onKeyPress = function ( e ) {
4635 if ( this.isSupported && !this.isDisabled() && this.$input &&
4636 ( e.which === OO.ui.Keys.SPACE || e.which === OO.ui.Keys.ENTER )
4638 this.$input.click();
4644 * Handle drop target click events.
4647 * @param {jQuery.Event} e Key press event
4649 OO.ui.SelectFileWidget.prototype.onDropTargetClick = function () {
4650 if ( this.isSupported && !this.isDisabled() && this.$input ) {
4651 this.$input.click();
4657 * Handle drag enter and over events
4660 * @param {jQuery.Event} e Drag event
4662 OO.ui.SelectFileWidget.prototype.onDragEnterOrOver = function ( e ) {
4664 droppableFile = false,
4665 dt = e.originalEvent.dataTransfer;
4668 e.stopPropagation();
4670 if ( this.isDisabled() || !this.isSupported ) {
4671 this.$element.removeClass( 'oo-ui-selectFileWidget-canDrop' );
4672 dt.dropEffect = 'none';
4676 // DataTransferItem and File both have a type property, but in Chrome files
4677 // have no information at this point.
4678 itemOrFile = OO.getProp( dt, 'items', 0 ) || OO.getProp( dt, 'files', 0 );
4680 if ( this.isAllowedType( itemOrFile.type ) ) {
4681 droppableFile = true;
4683 // dt.types is Array-like, but not an Array
4684 } else if ( Array.prototype.indexOf.call( OO.getProp( dt, 'types' ) || [], 'Files' ) !== -1 ) {
4685 // File information is not available at this point for security so just assume
4686 // it is acceptable for now.
4687 // https://bugzilla.mozilla.org/show_bug.cgi?id=640534
4688 droppableFile = true;
4691 this.$element.toggleClass( 'oo-ui-selectFileWidget-canDrop', droppableFile );
4692 if ( !droppableFile ) {
4693 dt.dropEffect = 'none';
4700 * Handle drag leave events
4703 * @param {jQuery.Event} e Drag event
4705 OO.ui.SelectFileWidget.prototype.onDragLeave = function () {
4706 this.$element.removeClass( 'oo-ui-selectFileWidget-canDrop' );
4710 * Handle drop events
4713 * @param {jQuery.Event} e Drop event
4715 OO.ui.SelectFileWidget.prototype.onDrop = function ( e ) {
4717 dt = e.originalEvent.dataTransfer;
4720 e.stopPropagation();
4721 this.$element.removeClass( 'oo-ui-selectFileWidget-canDrop' );
4723 if ( this.isDisabled() || !this.isSupported ) {
4727 file = OO.getProp( dt, 'files', 0 );
4728 if ( file && !this.isAllowedType( file.type ) ) {
4732 this.setValue( file );
4741 OO.ui.SelectFileWidget.prototype.setDisabled = function ( disabled ) {
4742 OO.ui.SelectFileWidget.parent.prototype.setDisabled.call( this, disabled );
4743 if ( this.selectButton ) {
4744 this.selectButton.setDisabled( disabled );
4746 if ( this.clearButton ) {
4747 this.clearButton.setDisabled( disabled );
4753 * Progress bars visually display the status of an operation, such as a download,
4754 * and can be either determinate or indeterminate:
4756 * - **determinate** process bars show the percent of an operation that is complete.
4758 * - **indeterminate** process bars use a visual display of motion to indicate that an operation
4759 * is taking place. Because the extent of an indeterminate operation is unknown, the bar does
4760 * not use percentages.
4762 * The value of the `progress` configuration determines whether the bar is determinate or indeterminate.
4765 * // Examples of determinate and indeterminate progress bars.
4766 * var progressBar1 = new OO.ui.ProgressBarWidget( {
4769 * var progressBar2 = new OO.ui.ProgressBarWidget();
4771 * // Create a FieldsetLayout to layout progress bars
4772 * var fieldset = new OO.ui.FieldsetLayout;
4773 * fieldset.addItems( [
4774 * new OO.ui.FieldLayout( progressBar1, {label: 'Determinate', align: 'top'}),
4775 * new OO.ui.FieldLayout( progressBar2, {label: 'Indeterminate', align: 'top'})
4777 * $( 'body' ).append( fieldset.$element );
4780 * @extends OO.ui.Widget
4783 * @param {Object} [config] Configuration options
4784 * @cfg {number|boolean} [progress=false] The type of progress bar (determinate or indeterminate).
4785 * To create a determinate progress bar, specify a number that reflects the initial percent complete.
4786 * By default, the progress bar is indeterminate.
4788 OO.ui.ProgressBarWidget = function OoUiProgressBarWidget( config ) {
4789 // Configuration initialization
4790 config = config || {};
4792 // Parent constructor
4793 OO.ui.ProgressBarWidget.parent.call( this, config );
4796 this.$bar = $( '<div>' );
4797 this.progress = null;
4800 this.setProgress( config.progress !== undefined ? config.progress : false );
4801 this.$bar.addClass( 'oo-ui-progressBarWidget-bar' );
4804 role: 'progressbar',
4806 'aria-valuemax': 100
4808 .addClass( 'oo-ui-progressBarWidget' )
4809 .append( this.$bar );
4814 OO.inheritClass( OO.ui.ProgressBarWidget, OO.ui.Widget );
4816 /* Static Properties */
4818 OO.ui.ProgressBarWidget.static.tagName = 'div';
4823 * Get the percent of the progress that has been completed. Indeterminate progresses will return `false`.
4825 * @return {number|boolean} Progress percent
4827 OO.ui.ProgressBarWidget.prototype.getProgress = function () {
4828 return this.progress;
4832 * Set the percent of the process completed or `false` for an indeterminate process.
4834 * @param {number|boolean} progress Progress percent or `false` for indeterminate
4836 OO.ui.ProgressBarWidget.prototype.setProgress = function ( progress ) {
4837 this.progress = progress;
4839 if ( progress !== false ) {
4840 this.$bar.css( 'width', this.progress + '%' );
4841 this.$element.attr( 'aria-valuenow', this.progress );
4843 this.$bar.css( 'width', '' );
4844 this.$element.removeAttr( 'aria-valuenow' );
4846 this.$element.toggleClass( 'oo-ui-progressBarWidget-indeterminate', !progress );
4850 * SearchWidgets combine a {@link OO.ui.TextInputWidget text input field}, where users can type a search query,
4851 * and a menu of search results, which is displayed beneath the query
4852 * field. Unlike {@link OO.ui.mixin.LookupElement lookup menus}, search result menus are always visible to the user.
4853 * Users can choose an item from the menu or type a query into the text field to search for a matching result item.
4854 * In general, search widgets are used inside a separate {@link OO.ui.Dialog dialog} window.
4856 * Each time the query is changed, the search result menu is cleared and repopulated. Please see
4857 * the [OOjs UI demos][1] for an example.
4859 * [1]: https://tools.wmflabs.org/oojs-ui/oojs-ui/demos/#dialogs-mediawiki-vector-ltr
4862 * @extends OO.ui.Widget
4865 * @param {Object} [config] Configuration options
4866 * @cfg {string|jQuery} [placeholder] Placeholder text for query input
4867 * @cfg {string} [value] Initial query value
4869 OO.ui.SearchWidget = function OoUiSearchWidget( config ) {
4870 // Configuration initialization
4871 config = config || {};
4873 // Parent constructor
4874 OO.ui.SearchWidget.parent.call( this, config );
4877 this.query = new OO.ui.TextInputWidget( {
4879 placeholder: config.placeholder,
4882 this.results = new OO.ui.SelectWidget();
4883 this.$query = $( '<div>' );
4884 this.$results = $( '<div>' );
4887 this.query.connect( this, {
4888 change: 'onQueryChange',
4889 enter: 'onQueryEnter'
4891 this.query.$input.on( 'keydown', this.onQueryKeydown.bind( this ) );
4895 .addClass( 'oo-ui-searchWidget-query' )
4896 .append( this.query.$element );
4898 .addClass( 'oo-ui-searchWidget-results' )
4899 .append( this.results.$element );
4901 .addClass( 'oo-ui-searchWidget' )
4902 .append( this.$results, this.$query );
4907 OO.inheritClass( OO.ui.SearchWidget, OO.ui.Widget );
4912 * Handle query key down events.
4915 * @param {jQuery.Event} e Key down event
4917 OO.ui.SearchWidget.prototype.onQueryKeydown = function ( e ) {
4918 var highlightedItem, nextItem,
4919 dir = e.which === OO.ui.Keys.DOWN ? 1 : ( e.which === OO.ui.Keys.UP ? -1 : 0 );
4922 highlightedItem = this.results.getHighlightedItem();
4923 if ( !highlightedItem ) {
4924 highlightedItem = this.results.getSelectedItem();
4926 nextItem = this.results.getRelativeSelectableItem( highlightedItem, dir );
4927 this.results.highlightItem( nextItem );
4928 nextItem.scrollElementIntoView();
4933 * Handle select widget select events.
4935 * Clears existing results. Subclasses should repopulate items according to new query.
4938 * @param {string} value New value
4940 OO.ui.SearchWidget.prototype.onQueryChange = function () {
4942 this.results.clearItems();
4946 * Handle select widget enter key events.
4948 * Chooses highlighted item.
4951 * @param {string} value New value
4953 OO.ui.SearchWidget.prototype.onQueryEnter = function () {
4954 var highlightedItem = this.results.getHighlightedItem();
4955 if ( highlightedItem ) {
4956 this.results.chooseItem( highlightedItem );
4961 * Get the query input.
4963 * @return {OO.ui.TextInputWidget} Query input
4965 OO.ui.SearchWidget.prototype.getQuery = function () {
4970 * Get the search results menu.
4972 * @return {OO.ui.SelectWidget} Menu of search results
4974 OO.ui.SearchWidget.prototype.getResults = function () {
4975 return this.results;
4979 * NumberInputWidgets combine a {@link OO.ui.TextInputWidget text input} (where a value
4980 * can be entered manually) and two {@link OO.ui.ButtonWidget button widgets}
4981 * (to adjust the value in increments) to allow the user to enter a number.
4984 * // Example: A NumberInputWidget.
4985 * var numberInput = new OO.ui.NumberInputWidget( {
4986 * label: 'NumberInputWidget',
4987 * input: { value: 5 },
4991 * $( 'body' ).append( numberInput.$element );
4994 * @extends OO.ui.Widget
4997 * @param {Object} [config] Configuration options
4998 * @cfg {Object} [input] Configuration options to pass to the {@link OO.ui.TextInputWidget text input widget}.
4999 * @cfg {Object} [minusButton] Configuration options to pass to the {@link OO.ui.ButtonWidget decrementing button widget}.
5000 * @cfg {Object} [plusButton] Configuration options to pass to the {@link OO.ui.ButtonWidget incrementing button widget}.
5001 * @cfg {boolean} [isInteger=false] Whether the field accepts only integer values.
5002 * @cfg {number} [min=-Infinity] Minimum allowed value
5003 * @cfg {number} [max=Infinity] Maximum allowed value
5004 * @cfg {number} [step=1] Delta when using the buttons or up/down arrow keys
5005 * @cfg {number|null} [pageStep] Delta when using the page-up/page-down keys. Defaults to 10 times #step.
5006 * @cfg {boolean} [showButtons=true] Whether to show the plus and minus buttons.
5008 OO.ui.NumberInputWidget = function OoUiNumberInputWidget( config ) {
5009 // Configuration initialization
5010 config = $.extend( {
5019 // Parent constructor
5020 OO.ui.NumberInputWidget.parent.call( this, config );
5023 this.input = new OO.ui.TextInputWidget( $.extend(
5025 disabled: this.isDisabled(),
5030 if ( config.showButtons ) {
5031 this.minusButton = new OO.ui.ButtonWidget( $.extend(
5033 disabled: this.isDisabled(),
5038 classes: [ 'oo-ui-numberInputWidget-minusButton' ],
5042 this.plusButton = new OO.ui.ButtonWidget( $.extend(
5044 disabled: this.isDisabled(),
5049 classes: [ 'oo-ui-numberInputWidget-plusButton' ],
5056 this.input.connect( this, {
5057 change: this.emit.bind( this, 'change' ),
5058 enter: this.emit.bind( this, 'enter' )
5060 this.input.$input.on( {
5061 keydown: this.onKeyDown.bind( this ),
5062 'wheel mousewheel DOMMouseScroll': this.onWheel.bind( this )
5064 if ( config.showButtons ) {
5065 this.plusButton.connect( this, {
5066 click: [ 'onButtonClick', +1 ]
5068 this.minusButton.connect( this, {
5069 click: [ 'onButtonClick', -1 ]
5074 this.setIsInteger( !!config.isInteger );
5075 this.setRange( config.min, config.max );
5076 this.setStep( config.step, config.pageStep );
5078 this.$field = $( '<div>' ).addClass( 'oo-ui-numberInputWidget-field' )
5079 .append( this.input.$element );
5080 this.$element.addClass( 'oo-ui-numberInputWidget' ).append( this.$field );
5081 if ( config.showButtons ) {
5083 .prepend( this.minusButton.$element )
5084 .append( this.plusButton.$element );
5085 this.$element.addClass( 'oo-ui-numberInputWidget-buttoned' );
5087 this.input.setValidation( this.validateNumber.bind( this ) );
5092 OO.inheritClass( OO.ui.NumberInputWidget, OO.ui.Widget );
5097 * A `change` event is emitted when the value of the input changes.
5103 * An `enter` event is emitted when the user presses 'enter' inside the text box.
5111 * Set whether only integers are allowed
5113 * @param {boolean} flag
5115 OO.ui.NumberInputWidget.prototype.setIsInteger = function ( flag ) {
5116 this.isInteger = !!flag;
5117 this.input.setValidityFlag();
5121 * Get whether only integers are allowed
5123 * @return {boolean} Flag value
5125 OO.ui.NumberInputWidget.prototype.getIsInteger = function () {
5126 return this.isInteger;
5130 * Set the range of allowed values
5132 * @param {number} min Minimum allowed value
5133 * @param {number} max Maximum allowed value
5135 OO.ui.NumberInputWidget.prototype.setRange = function ( min, max ) {
5137 throw new Error( 'Minimum (' + min + ') must not be greater than maximum (' + max + ')' );
5141 this.input.setValidityFlag();
5145 * Get the current range
5147 * @return {number[]} Minimum and maximum values
5149 OO.ui.NumberInputWidget.prototype.getRange = function () {
5150 return [ this.min, this.max ];
5154 * Set the stepping deltas
5156 * @param {number} step Normal step
5157 * @param {number|null} pageStep Page step. If null, 10 * step will be used.
5159 OO.ui.NumberInputWidget.prototype.setStep = function ( step, pageStep ) {
5161 throw new Error( 'Step value must be positive' );
5163 if ( pageStep === null ) {
5164 pageStep = step * 10;
5165 } else if ( pageStep <= 0 ) {
5166 throw new Error( 'Page step value must be positive' );
5169 this.pageStep = pageStep;
5173 * Get the current stepping values
5175 * @return {number[]} Step and page step
5177 OO.ui.NumberInputWidget.prototype.getStep = function () {
5178 return [ this.step, this.pageStep ];
5182 * Get the current value of the widget
5186 OO.ui.NumberInputWidget.prototype.getValue = function () {
5187 return this.input.getValue();
5191 * Get the current value of the widget as a number
5193 * @return {number} May be NaN, or an invalid number
5195 OO.ui.NumberInputWidget.prototype.getNumericValue = function () {
5196 return +this.input.getValue();
5200 * Set the value of the widget
5202 * @param {string} value Invalid values are allowed
5204 OO.ui.NumberInputWidget.prototype.setValue = function ( value ) {
5205 this.input.setValue( value );
5209 * Adjust the value of the widget
5211 * @param {number} delta Adjustment amount
5213 OO.ui.NumberInputWidget.prototype.adjustValue = function ( delta ) {
5214 var n, v = this.getNumericValue();
5217 if ( isNaN( delta ) || !isFinite( delta ) ) {
5218 throw new Error( 'Delta must be a finite number' );
5225 n = Math.max( Math.min( n, this.max ), this.min );
5226 if ( this.isInteger ) {
5227 n = Math.round( n );
5240 * @param {string} value Field value
5243 OO.ui.NumberInputWidget.prototype.validateNumber = function ( value ) {
5245 if ( isNaN( n ) || !isFinite( n ) ) {
5249 /*jshint bitwise: false */
5250 if ( this.isInteger && ( n | 0 ) !== n ) {
5253 /*jshint bitwise: true */
5255 if ( n < this.min || n > this.max ) {
5263 * Handle mouse click events.
5266 * @param {number} dir +1 or -1
5268 OO.ui.NumberInputWidget.prototype.onButtonClick = function ( dir ) {
5269 this.adjustValue( dir * this.step );
5273 * Handle mouse wheel events.
5276 * @param {jQuery.Event} event
5278 OO.ui.NumberInputWidget.prototype.onWheel = function ( event ) {
5281 if ( !this.isDisabled() && this.input.$input.is( ':focus' ) ) {
5282 // Standard 'wheel' event
5283 if ( event.originalEvent.deltaMode !== undefined ) {
5284 this.sawWheelEvent = true;
5286 if ( event.originalEvent.deltaY ) {
5287 delta = -event.originalEvent.deltaY;
5288 } else if ( event.originalEvent.deltaX ) {
5289 delta = event.originalEvent.deltaX;
5292 // Non-standard events
5293 if ( !this.sawWheelEvent ) {
5294 if ( event.originalEvent.wheelDeltaX ) {
5295 delta = -event.originalEvent.wheelDeltaX;
5296 } else if ( event.originalEvent.wheelDeltaY ) {
5297 delta = event.originalEvent.wheelDeltaY;
5298 } else if ( event.originalEvent.wheelDelta ) {
5299 delta = event.originalEvent.wheelDelta;
5300 } else if ( event.originalEvent.detail ) {
5301 delta = -event.originalEvent.detail;
5306 delta = delta < 0 ? -1 : 1;
5307 this.adjustValue( delta * this.step );
5315 * Handle key down events.
5318 * @param {jQuery.Event} e Key down event
5320 OO.ui.NumberInputWidget.prototype.onKeyDown = function ( e ) {
5321 if ( !this.isDisabled() ) {
5322 switch ( e.which ) {
5324 this.adjustValue( this.step );
5326 case OO.ui.Keys.DOWN:
5327 this.adjustValue( -this.step );
5329 case OO.ui.Keys.PAGEUP:
5330 this.adjustValue( this.pageStep );
5332 case OO.ui.Keys.PAGEDOWN:
5333 this.adjustValue( -this.pageStep );
5342 OO.ui.NumberInputWidget.prototype.setDisabled = function ( disabled ) {
5344 OO.ui.NumberInputWidget.parent.prototype.setDisabled.call( this, disabled );
5347 this.input.setDisabled( this.isDisabled() );
5349 if ( this.minusButton ) {
5350 this.minusButton.setDisabled( this.isDisabled() );
5352 if ( this.plusButton ) {
5353 this.plusButton.setDisabled( this.isDisabled() );