mirror of
https://gerrit.wikimedia.org/r/mediawiki/extensions/VisualEditor
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111 lines
3.5 KiB
JavaScript
111 lines
3.5 KiB
JavaScript
/**
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* Generic button-like widget for items in the template dialog sidebar. See
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* {@see OO.ui.ButtonWidget} for inspiration.
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*
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* @class
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* @extends OO.ui.OptionWidget
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*
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* @constructor
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* @param {Object} config
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* @cfg {string} [icon=''] Symbolic name of an icon, e.g. "puzzle" or "wikiText"
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* @cfg {string} label
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*/
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ve.ui.MWTransclusionOutlineButtonWidget = function VeUiMWTransclusionOutlineButtonWidget( config ) {
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// Parent constructor
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ve.ui.MWTransclusionOutlineButtonWidget.super.call( this, ve.extendObject( config, {
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classes: [ 've-ui-mwTransclusionOutlineButtonWidget' ]
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} ) );
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// Mixin constructors
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OO.ui.mixin.ButtonElement.call( this, {
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// FIXME semantically this could be a <legend> and the surrounding OutlinePartWidget a <fieldset>
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$button: $( '<span>' ),
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framed: false
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} );
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OO.ui.mixin.IconElement.call( this, config );
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OO.ui.mixin.TabIndexedElement.call( this, ve.extendObject( {
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$tabIndexed: this.$button
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}, config ) );
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ve.ui.MWAriaDescribe.call( this, {
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ariaLabel: config.label,
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$describedElement: this.$button
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} );
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// FIXME hack for screen readers to understand the selection state
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this.$button.attr( {
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role: 'gridcell',
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'aria-selected': 'false'
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} );
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this.$element
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.append( this.$button.append( this.$icon, this.$label ) );
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};
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/* Inheritance */
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OO.inheritClass( ve.ui.MWTransclusionOutlineButtonWidget, OO.ui.OptionWidget );
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OO.mixinClass( ve.ui.MWTransclusionOutlineButtonWidget, OO.ui.mixin.ButtonElement );
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OO.mixinClass( ve.ui.MWTransclusionOutlineButtonWidget, OO.ui.mixin.IconElement );
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OO.mixinClass( ve.ui.MWTransclusionOutlineButtonWidget, OO.ui.mixin.TabIndexedElement );
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OO.mixinClass( ve.ui.MWTransclusionOutlineButtonWidget, ve.ui.MWAriaDescribe );
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ve.ui.MWTransclusionOutlineButtonWidget.static.highlightable = false;
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ve.ui.MWTransclusionOutlineButtonWidget.static.pressable = false;
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/* Events */
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/**
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* @event keyPressed
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* @param {number} key Typically one of the {@see OO.ui.Keys} constants
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*/
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/**
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* @inheritDoc OO.ui.mixin.ButtonElement
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* @param {jQuery.Event} e
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* @fires keyPressed
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*/
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ve.ui.MWTransclusionOutlineButtonWidget.prototype.onKeyDown = function ( e ) {
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var isMac = ve.getSystemPlatform() === 'mac';
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var withMetaKey = isMac ? e.metaKey : e.ctrlKey;
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if ( e.which === OO.ui.Keys.SPACE &&
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!withMetaKey && !e.shiftKey && !e.altKey
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) {
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// We know we can only select another part, so don't even try to unselect this one
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if ( !this.isSelected() ) {
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this.emit( 'keyPressed', e.which );
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}
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// The default behavior of pressing space is to scroll down
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e.preventDefault();
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return;
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} else if ( ( e.which === OO.ui.Keys.UP || e.which === OO.ui.Keys.DOWN ) &&
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withMetaKey && e.shiftKey &&
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!e.altKey
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) {
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this.emit( 'keyPressed', e.which );
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// TODO: Do we need e.preventDefault() and/or e.stopPropagation() here?
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return;
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} else if ( ( e.which === OO.ui.Keys.DELETE || ( isMac && e.which === OO.ui.Keys.BACKSPACE ) ) &&
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withMetaKey &&
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!e.shiftKey && !e.altKey
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) {
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this.emit( 'keyPressed', OO.ui.Keys.DELETE );
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// To not trigger the "clear cache" feature in Chrome we must do both
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e.preventDefault();
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e.stopPropagation();
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return;
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}
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return OO.ui.mixin.ButtonElement.prototype.onKeyDown.call( this, e );
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};
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/**
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* @inheritDoc
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*/
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ve.ui.MWTransclusionOutlineButtonWidget.prototype.setSelected = function ( state ) {
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if ( this.$button ) {
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this.$button.attr( 'aria-selected', state.toString() );
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}
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return ve.ui.MWTransclusionOutlineButtonWidget.super.prototype.setSelected.call( this, state );
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};
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