mirror of
https://github.com/google/blockly.git
synced 2026-01-06 00:20:37 +01:00
79 lines
2.2 KiB
JavaScript
79 lines
2.2 KiB
JavaScript
/**
|
|
* @license
|
|
* Copyright 2020 Google LLC
|
|
* SPDX-License-Identifier: Apache-2.0
|
|
*/
|
|
|
|
/**
|
|
* @fileoverview Events fired as a result of element select action.
|
|
* @author kozbial@google.com (Monica Kozbial)
|
|
*/
|
|
'use strict';
|
|
|
|
goog.provide('Blockly.Events.Selected');
|
|
|
|
goog.require('Blockly.Events');
|
|
goog.require('Blockly.Events.UiBase');
|
|
goog.require('Blockly.registry');
|
|
goog.require('Blockly.utils.object');
|
|
|
|
|
|
/**
|
|
* Class for a selected event.
|
|
* @param {?string=} opt_oldElementId The ID of the previously selected
|
|
* element. Null if no element last selected. Undefined for a blank event.
|
|
* @param {?string=} opt_newElementId The ID of the selected element. Null if no
|
|
* element currently selected (deselect). Undefined for a blank event.
|
|
* @param {string=} opt_workspaceId The workspace identifier for this event.
|
|
* Null if no element previously selected. Undefined for a blank event.
|
|
* @extends {Blockly.Events.UiBase}
|
|
* @constructor
|
|
*/
|
|
Blockly.Events.Selected = function(opt_oldElementId, opt_newElementId,
|
|
opt_workspaceId) {
|
|
Blockly.Events.Selected.superClass_.constructor.call(this, opt_workspaceId);
|
|
|
|
/**
|
|
* The id of the last selected element.
|
|
* @type {?string|undefined}
|
|
*/
|
|
this.oldElementId = opt_oldElementId;
|
|
|
|
/**
|
|
* The id of the selected element.
|
|
* @type {?string|undefined}
|
|
*/
|
|
this.newElementId = opt_newElementId;
|
|
};
|
|
Blockly.utils.object.inherits(Blockly.Events.Selected, Blockly.Events.UiBase);
|
|
|
|
/**
|
|
* Type of this event.
|
|
* @type {string}
|
|
*/
|
|
Blockly.Events.Selected.prototype.type = Blockly.Events.SELECTED;
|
|
|
|
/**
|
|
* Encode the event as JSON.
|
|
* @return {!Object} JSON representation.
|
|
*/
|
|
Blockly.Events.Selected.prototype.toJson = function() {
|
|
var json = Blockly.Events.Selected.superClass_.toJson.call(this);
|
|
json['oldElementId'] = this.oldElementId;
|
|
json['newElementId'] = this.newElementId;
|
|
return json;
|
|
};
|
|
|
|
/**
|
|
* Decode the JSON event.
|
|
* @param {!Object} json JSON representation.
|
|
*/
|
|
Blockly.Events.Selected.prototype.fromJson = function(json) {
|
|
Blockly.Events.Selected.superClass_.fromJson.call(this, json);
|
|
this.oldElementId = json['oldElementId'];
|
|
this.newElementId = json['newElementId'];
|
|
};
|
|
|
|
Blockly.registry.register(Blockly.registry.Type.EVENT, Blockly.Events.SELECTED,
|
|
Blockly.Events.Selected);
|