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- /**
- * @license Copyright (c) 2003-2018, CKSource - Frederico Knabben. All rights reserved.
- * For licensing, see LICENSE.md.
- */
- /**
- * @module alignment/alignmentui
- */
- import Plugin from '@ckeditor/ckeditor5-core/src/plugin';
- import ButtonView from '@ckeditor/ckeditor5-ui/src/button/buttonview';
- import Model from '@ckeditor/ckeditor5-ui/src/model';
- import createButtonDropdown from '@ckeditor/ckeditor5-ui/src/dropdown/button/createbuttondropdown';
- import { commandNameFromOptionName } from './alignmentcommand';
- import { isSupported } from './alignmentediting';
- import alignLeftIcon from '../theme/icons/align-left.svg';
- import alignRightIcon from '../theme/icons/align-right.svg';
- import alignCenterIcon from '../theme/icons/align-center.svg';
- import alignJustifyIcon from '../theme/icons/align-justify.svg';
- const icons = new Map( [
- [ 'left', alignLeftIcon ],
- [ 'right', alignRightIcon ],
- [ 'center', alignCenterIcon ],
- [ 'justify', alignJustifyIcon ]
- ] );
- /**
- * The default alignment UI plugin.
- *
- * It introduces the `'alignLeft'`, `'alignRight'`, `'alignCenter'` and `'alignJustify'` buttons
- * and the `'alignmentDropdown'` drop-down.
- *
- * @extends module:core/plugin~Plugin
- */
- export default class AlignmentUI extends Plugin {
- /**
- * Returns the localized option titles provided by the plugin.
- *
- * The following localized titles corresponding with
- * {@link module:alignment/alignment~AlignmentConfig#options} are available:
- *
- * * `'left'`,
- * * `'right'`,
- * * `'center'`,
- * * `'justify'`.
- *
- * @readonly
- * @type {Object.<String,String>}
- */
- get localizedOptionTitles() {
- const t = this.editor.t;
- return {
- 'left': t( 'Align left' ),
- 'right': t( 'Align right' ),
- 'center': t( 'Align center' ),
- 'justify': t( 'Justify' )
- };
- }
- /**
- * @inheritDoc
- */
- static get pluginName() {
- return 'AlignmentUI';
- }
- /**
- * @inheritDoc
- */
- init() {
- const editor = this.editor;
- const componentFactory = editor.ui.componentFactory;
- const t = editor.t;
- const options = editor.config.get( 'alignment.options' );
- options
- .filter( isSupported )
- .forEach( option => this._addButton( option ) );
- componentFactory.add( 'alignmentDropdown', locale => {
- const buttons = options.map( option => {
- return componentFactory.create( commandNameFromOptionName( option ) );
- } );
- const model = new Model( {
- label: t( 'Text alignment' ),
- defaultIcon: alignLeftIcon,
- withText: false,
- isVertical: true,
- tooltip: true,
- toolbarClassName: 'ck-editor-toolbar',
- buttons
- } );
- return createButtonDropdown( model, locale );
- } );
- }
- /**
- * Helper method for initializing the button and linking it with an appropriate command.
- *
- * @private
- * @param {String} option The name of the alignment option for which the button is added.
- */
- _addButton( option ) {
- const editor = this.editor;
- const commandName = commandNameFromOptionName( option );
- const command = editor.commands.get( commandName );
- editor.ui.componentFactory.add( commandName, locale => {
- const buttonView = new ButtonView( locale );
- buttonView.set( {
- label: this.localizedOptionTitles[ option ],
- icon: icons.get( option ),
- tooltip: true
- } );
- // Bind button model to command.
- buttonView.bind( 'isOn', 'isEnabled' ).to( command, 'value', 'isEnabled' );
- // Execute command.
- this.listenTo( buttonView, 'execute', () => {
- editor.execute( commandName );
- editor.editing.view.focus();
- } );
- return buttonView;
- } );
- }
- }
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