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- /**
- * @license Copyright (c) 2003-2015, CKSource - Frederico Knabben. All rights reserved.
- * For licensing, see LICENSE.md.
- */
- /**
- * @module engine/view/observer/mouseobserver
- */
- import DomEventObserver from './domeventobserver';
- /**
- * Mouse events observer.
- *
- * Note that this observer is not available by default. To make it available it needs to be added to
- * {@link module:engine/view/document~Document}
- * by {@link module:engine/view/document~Document#addObserver} method.
- *
- * @extends module:engine/view/observer/domeventobserver~DomEventObserver
- */
- export default class MouseObserver extends DomEventObserver {
- constructor( document ) {
- super( document );
- this.domEventType = 'mousedown';
- }
- onDomEvent( domEvent ) {
- this.fire( domEvent.type, domEvent );
- }
- }
- /**
- * Fired when mouse button is pressed down on one of the editables.
- *
- * Introduced by {@link module:engine/view/observer/mouseobserver~MouseObserver}.
- *
- * Note that this event is not available by default. To make it available {@link module:engine/view/observer/mouseobserver~MouseObserver}
- * needs to be added to {@link module:engine/view/document~Document} by a {@link module:engine/view/document~Document#addObserver} method.
- *
- * @see module:engine/view/observer/mouseobserver~MouseObserver
- * @event module:engine/view/document~Document#event:mousedown
- * @param {module:engine/view/observer/domeventdata~DomEventData} data Event data.
- */
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