extending-content-add-heading-class.js 963 B

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  1. /**
  2. * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved.
  3. * For licensing, see LICENSE.md.
  4. */
  5. /* globals ClassicEditor, console, window, document */
  6. import { CS_CONFIG } from '@ckeditor/ckeditor5-cloud-services/tests/_utils/cloud-services-config';
  7. function AddClassToAllHeading1( editor ) {
  8. editor.conversion.for( 'downcast' ).add( dispatcher => {
  9. dispatcher.on( 'insert:heading1', ( evt, data, conversionApi ) => {
  10. const viewWriter = conversionApi.writer;
  11. viewWriter.addClass( 'my-heading', conversionApi.mapper.toViewElement( data.item ) );
  12. }, { priority: 'low' } );
  13. } );
  14. }
  15. ClassicEditor
  16. .create( document.querySelector( '#snippet-heading-class' ), {
  17. cloudServices: CS_CONFIG,
  18. extraPlugins: [ AddClassToAllHeading1 ],
  19. toolbar: {
  20. viewportTopOffset: window.getViewportTopOffsetConfig()
  21. }
  22. } )
  23. .then( editor => {
  24. window.editor = editor;
  25. } )
  26. .catch( err => {
  27. console.error( err.stack );
  28. } );