| 1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253 |
- /**
- * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved.
- * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license
- */
- /**
- * @module basic-styles/subscript/subscriptui
- */
- import Plugin from '@ckeditor/ckeditor5-core/src/plugin';
- import ButtonView from '@ckeditor/ckeditor5-ui/src/button/buttonview';
- import subscriptIcon from '../../theme/icons/subscript.svg';
- const SUBSCRIPT = 'subscript';
- /**
- * The subscript UI feature. It introduces the Subscript button.
- *
- * @extends module:core/plugin~Plugin
- */
- export default class SubscriptUI extends Plugin {
- /**
- * @inheritDoc
- */
- init() {
- const editor = this.editor;
- const t = editor.t;
- // Add subscript button to feature components.
- editor.ui.componentFactory.add( SUBSCRIPT, locale => {
- const command = editor.commands.get( SUBSCRIPT );
- const view = new ButtonView( locale );
- view.set( {
- label: t( 'Subscript' ),
- icon: subscriptIcon,
- tooltip: true,
- isToggleable: true
- } );
- view.bind( 'isOn', 'isEnabled' ).to( command, 'value', 'isEnabled' );
- // Execute command.
- this.listenTo( view, 'execute', () => {
- editor.execute( SUBSCRIPT );
- editor.editing.view.focus();
- } );
- return view;
- } );
- }
- }
|