@syncfusion/ej2-richtexteditor/src/editor-manager/plugin/clearformat-exec.js

Essential JS 2 RichTextEditor component

import * as CONSTANT from './../base/constant';
import { ClearFormat } from './clearformat';
import * as EVENTS from './../../common/constant';
/**
 * Clear Format EXEC internal component
 *
 * @hidden

 */
var ClearFormatExec = /** @class */ (function () {
    /**
     * Constructor for creating the Formats plugin
     *
     * @param {EditorManager} parent - specifies the parent element.
     * @returns {void}
     * @hidden

     */
    function ClearFormatExec(parent) {
        this.parent = parent;
        this.addEventListener();
    }
    ClearFormatExec.prototype.addEventListener = function () {
        this.parent.observer.on(CONSTANT.CLEAR_TYPE, this.applyClear, this);
        this.parent.observer.on(EVENTS.KEY_DOWN_HANDLER, this.onKeyDown, this);
        this.parent.observer.on(EVENTS.INTERNAL_DESTROY, this.destroy, this);
    };
    ClearFormatExec.prototype.removeEventListener = function () {
        this.parent.observer.off(CONSTANT.CLEAR_TYPE, this.applyClear);
        this.parent.observer.off(EVENTS.KEY_DOWN_HANDLER, this.onKeyDown);
        this.parent.observer.off(EVENTS.INTERNAL_DESTROY, this.destroy);
    };
    ClearFormatExec.prototype.onKeyDown = function (e) {
        switch (e.event.action) {
            case 'clear-format':
                this.applyClear({ subCommand: 'ClearFormat', callBack: e.callBack, enterAction: e.enterAction });
                e.event.preventDefault();
                break;
        }
    };
    ClearFormatExec.prototype.applyClear = function (e) {
        if (e.subCommand === 'ClearFormat') {
            ClearFormat.clear(this.parent.currentDocument, this.parent.editableElement, e.enterAction, e.selector, e.subCommand);
            if (e.callBack) {
                e.callBack({
                    requestType: e.subCommand,
                    event: e.event,
                    editorMode: 'HTML',
                    range: this.parent.nodeSelection.getRange(this.parent.currentDocument),
                    elements: this.parent.nodeSelection.getSelectedNodes(this.parent.currentDocument)
                });
            }
        }
    };
    ClearFormatExec.prototype.destroy = function () {
        this.removeEventListener();
    };
    return ClearFormatExec;
}());
export { ClearFormatExec };