/** * @license Copyright (c) 2003-2018, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md. */ /** * @module editor-balloon/ballooneditor */ import Editor from '@ckeditor/ckeditor5-core/src/editor/editor'; import HtmlDataProcessor from '@ckeditor/ckeditor5-engine/src/dataprocessor/htmldataprocessor'; import BalloonToolbar from '@ckeditor/ckeditor5-ui/src/toolbar/balloon/balloontoolbar'; import BalloonEditorUI from './ballooneditorui'; import BalloonEditorUIView from './ballooneditoruiview'; import setDataInElement from '@ckeditor/ckeditor5-utils/src/dom/setdatainelement'; import getDataFromElement from '@ckeditor/ckeditor5-utils/src/dom/getdatafromelement'; import DataApiMixin from '@ckeditor/ckeditor5-core/src/editor/utils/dataapimixin'; import ElementApiMixin from '@ckeditor/ckeditor5-core/src/editor/utils/elementapimixin'; import attachToForm from '@ckeditor/ckeditor5-core/src/editor/utils/attachtoform'; import mix from '@ckeditor/ckeditor5-utils/src/mix'; import { isElement } from 'lodash-es'; /** * The {@glink builds/guides/overview#balloon-editor balloon editor} implementation (Medium-like editor). * It uses an inline editable and a toolbar based on the {@link module:ui/toolbar/balloon/balloontoolbar~BalloonToolbar}. * See the {@glink examples/builds/balloon-editor demo}. * * In order to create a balloon editor instance, use the static * {@link module:editor-balloon/ballooneditor~BalloonEditor.create `BalloonEditor.create()`} method. * * # Balloon editor and balloon build * * The balloon editor can be used directly from source (if you installed the * [`@ckeditor/ckeditor5-editor-balloon`](https://www.npmjs.com/package/@ckeditor/ckeditor5-editor-balloon) package) * but it is also available in the {@glink builds/guides/overview#balloon-editor balloon build}. * * {@glink builds/guides/overview Builds} are ready-to-use editors with plugins bundled in. When using the editor from * source you need to take care of loading all plugins by yourself * (through the {@link module:core/editor/editorconfig~EditorConfig#plugins `config.plugins`} option). * Using the editor from source gives much better flexibility and allows easier customization. * * Read more about initializing the editor from source or as a build in * {@link module:editor-balloon/ballooneditor~BalloonEditor.create `BalloonEditor.create()`}. * * @mixes module:core/editor/utils/dataapimixin~DataApiMixin * @mixes module:core/editor/utils/elementapimixin~ElementApiMixin * @implements module:core/editor/editorwithui~EditorWithUI * @extends module:core/editor/editor~Editor */ export default class BalloonEditor extends Editor { /** * Creates an instance of the balloon editor. * * **Note:** do not use the constructor to create editor instances. Use the static * {@link module:editor-balloon/ballooneditor~BalloonEditor.create `BalloonEditor.create()`} method instead. * * @protected * @param {HTMLElement|String} sourceElementOrData The DOM element that will be the source for the created editor * (on which the editor will be initialized) or initial data for the editor. For more information see * {@link module:editor-balloon/ballooneditor~BalloonEditor.create `BalloonEditor.create()`}. * @param {module:core/editor/editorconfig~EditorConfig} config The editor configuration. */ constructor( sourceElementOrData, config ) { super( config ); if ( isElement( sourceElementOrData ) ) { this.sourceElement = sourceElementOrData; } const plugins = this.config.get( 'plugins' ); plugins.push( BalloonToolbar ); this.config.set( 'plugins', plugins ); this.config.define( 'balloonToolbar', this.config.get( 'toolbar' ) ); this.data.processor = new HtmlDataProcessor(); this.model.document.createRoot(); this.ui = new BalloonEditorUI( this, new BalloonEditorUIView( this.locale, this.sourceElement ) ); attachToForm( this ); } /** * Destroys the editor instance, releasing all resources used by it. * * Updates the original editor element with the data. * * @returns {Promise} */ destroy() { // Cache the data, then destroy. // It's safe to assume that the model->view conversion will not work after super.destroy(). const data = this.getData(); this.ui.destroy(); return super.destroy() .then( () => { if ( this.sourceElement ) { setDataInElement( this.sourceElement, data ); } } ); } /** * Creates a balloon editor instance. * * Creating an instance when using a {@glink builds/index CKEditor build}: * * BalloonEditor * .create( document.querySelector( '#editor' ) ) * .then( editor => { * console.log( 'Editor was initialized', editor ); * } ) * .catch( err => { * console.error( err.stack ); * } ); * * Creating an instance when using CKEditor from source (make sure to specify the list of plugins to load and the toolbar): * * import BalloonEditor from '@ckeditor/ckeditor5-editor-balloon/src/ballooneditor'; * import Essentials from '@ckeditor/ckeditor5-essentials/src/essentials'; * import Bold from '@ckeditor/ckeditor5-basic-styles/src/bold'; * import Italic from '@ckeditor/ckeditor5-basic-styles/src/italic'; * import ... * * BalloonEditor * .create( document.querySelector( '#editor' ), { * plugins: [ Essentials, Bold, Italic, ... ], * toolbar: [ 'bold', 'italic', ... ] * } ) * .then( editor => { * console.log( 'Editor was initialized', editor ); * } ) * .catch( err => { * console.error( err.stack ); * } ); * * Creating an instance when using initial data instead of a DOM element: * * import BalloonEditor from '@ckeditor/ckeditor5-editor-balloon/src/ballooneditor'; * import Essentials from '@ckeditor/ckeditor5-essentials/src/essentials'; * import Bold from '@ckeditor/ckeditor5-basic-styles/src/bold'; * import Italic from '@ckeditor/ckeditor5-basic-styles/src/italic'; * import ... * * BalloonEditor * .create( '

Hello world!

', { * plugins: [ Essentials, Bold, Italic, ... ], * toolbar: [ 'bold', 'italic', ... ] * } ) * .then( editor => { * console.log( 'Editor was initialized', editor ); * * // Initial data was provided so `editor.element` needs to be added manually to the DOM. * document.body.appendChild( editor.element ); * } ) * .catch( err => { * console.error( err.stack ); * } ); * * @param {HTMLElement|String} sourceElementOrData The DOM element that will be the source for the created editor * (on which the editor will be initialized) or initial data for the editor. * * If a source element is passed, then its contents will be automatically * {@link module:editor-balloon/ballooneditor~BalloonEditor#setData loaded} to the editor on startup and the element * itself will be used as the editor's editable element. * * If data is provided, then `editor.element` will be created automatically and needs to be added * to the DOM manually. * @param {module:core/editor/editorconfig~EditorConfig} config The editor configuration. * @returns {Promise} A promise resolved once the editor is ready. * The promise returns the created {@link module:editor-balloon/ballooneditor~BalloonEditor} instance. */ static create( sourceElementOrData, config ) { return new Promise( resolve => { const editor = new this( sourceElementOrData, config ); resolve( editor.initPlugins() .then( () => { editor.ui.init(); } ) .then( () => { const initialData = isElement( sourceElementOrData ) ? getDataFromElement( sourceElementOrData ) : sourceElementOrData; return editor.data.init( initialData ); } ) .then( () => { editor.fire( 'dataReady' ); editor.fire( 'ready' ); } ) .then( () => editor ) ); } ); } } mix( BalloonEditor, DataApiMixin ); mix( BalloonEditor, ElementApiMixin );