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100 lines
2.5 KiB
JavaScript
100 lines
2.5 KiB
JavaScript
/**
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* @license
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* Copyright 2019 Google LLC
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* SPDX-License-Identifier: Apache-2.0
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*/
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/**
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* @fileoverview Class for a finished loading workspace event.
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*/
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'use strict';
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/**
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* Class for a finished loading workspace event.
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* @class
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*/
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goog.module('Blockly.Events.FinishedLoading');
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const Abstract = goog.require('Blockly.Events.Abstract');
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const eventUtils = goog.require('Blockly.Events.utils');
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const object = goog.require('Blockly.utils.object');
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const registry = goog.require('Blockly.registry');
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/* eslint-disable-next-line no-unused-vars */
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const {Workspace} = goog.requireType('Blockly.Workspace');
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/**
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* Class for a finished loading event.
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* Used to notify the developer when the workspace has finished loading (i.e
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* domToWorkspace).
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* Finished loading events do not record undo or redo.
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* @param {!Workspace=} opt_workspace The workspace that has finished
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* loading. Undefined for a blank event.
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* @extends {Abstract}
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* @constructor
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* @alias Blockly.Events.FinishedLoading
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*/
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const FinishedLoading = function(opt_workspace) {
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/**
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* Whether or not the event is blank (to be populated by fromJson).
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* @type {boolean}
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*/
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this.isBlank = typeof opt_workspace === 'undefined';
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/**
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* The workspace identifier for this event.
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* @type {string}
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*/
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this.workspaceId = opt_workspace ? opt_workspace.id : '';
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/**
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* The event group ID for the group this event belongs to. Groups define
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* events that should be treated as an single action from the user's
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* perspective, and should be undone together.
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* @type {string}
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*/
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this.group = eventUtils.getGroup();
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// Workspace events do not undo or redo.
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this.recordUndo = false;
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};
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object.inherits(FinishedLoading, Abstract);
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/**
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* Type of this event.
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* @type {string}
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*/
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FinishedLoading.prototype.type = eventUtils.FINISHED_LOADING;
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/**
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* Encode the event as JSON.
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* @return {!Object} JSON representation.
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*/
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FinishedLoading.prototype.toJson = function() {
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const json = {
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'type': this.type,
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};
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if (this.group) {
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json['group'] = this.group;
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}
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if (this.workspaceId) {
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json['workspaceId'] = this.workspaceId;
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}
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return json;
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};
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/**
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* Decode the JSON event.
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* @param {!Object} json JSON representation.
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*/
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FinishedLoading.prototype.fromJson = function(json) {
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this.isBlank = false;
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this.workspaceId = json['workspaceId'];
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this.group = json['group'];
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};
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registry.register(
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registry.Type.EVENT, eventUtils.FINISHED_LOADING, FinishedLoading);
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exports.FinishedLoading = FinishedLoading;
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