Files
blockly/core/field_label_serializable.js
Rachel Fenichel 969fcac455 chore: Move functions from utils (#5706)
* chore: move functions from utils to more specific files

* chore: use new names for utils functions

* chore: run clang-format

* chore: add deprecation warnings back to utils.js
2021-11-15 15:59:27 -08:00

80 lines
2.7 KiB
JavaScript

/**
* @license
* Copyright 2019 Google LLC
* SPDX-License-Identifier: Apache-2.0
*/
/**
* @fileoverview Non-editable, serializable text field. Behaves like a
* normal label but is serialized to XML. It may only be
* edited programmatically.
*/
'use strict';
/**
* Non-editable, serializable text field. Behaves like a
* normal label but is serialized to XML. It may only be
* edited programmatically.
* @class
*/
goog.module('Blockly.FieldLabelSerializable');
const fieldRegistry = goog.require('Blockly.fieldRegistry');
const object = goog.require('Blockly.utils.object');
const parsing = goog.require('Blockly.utils.parsing');
const {FieldLabel} = goog.require('Blockly.FieldLabel');
/**
* Class for a non-editable, serializable text field.
* @param {*} opt_value The initial value of the field. Should cast to a
* string. Defaults to an empty string if null or undefined.
* @param {string=} opt_class Optional CSS class for the field's text.
* @param {Object=} opt_config A map of options used to configure the field.
* See the [field creation documentation]{@link
* https://developers.google.com/blockly/guides/create-custom-blocks/fields/built-in-fields/label-serializable#creation}
* for a list of properties this parameter supports.
* @extends {FieldLabel}
* @constructor
*
* @alias Blockly.FieldLabelSerializable
*/
const FieldLabelSerializable = function(opt_value, opt_class, opt_config) {
FieldLabelSerializable.superClass_.constructor.call(
this, opt_value, opt_class, opt_config);
};
object.inherits(FieldLabelSerializable, FieldLabel);
/**
* Construct a FieldLabelSerializable from a JSON arg object,
* dereferencing any string table references.
* @param {!Object} options A JSON object with options (text, and class).
* @return {!FieldLabelSerializable} The new field instance.
* @package
* @nocollapse
*/
FieldLabelSerializable.fromJson = function(options) {
const text = parsing.replaceMessageReferences(options['text']);
// `this` might be a subclass of FieldLabelSerializable if that class doesn't
// override the static fromJson method.
return new this(text, undefined, options);
};
/**
* Editable fields usually show some sort of UI indicating they are
* editable. This field should not.
* @type {boolean}
*/
FieldLabelSerializable.prototype.EDITABLE = false;
/**
* Serializable fields are saved by the XML renderer, non-serializable fields
* are not. This field should be serialized, but only edited programmatically.
* @type {boolean}
*/
FieldLabelSerializable.prototype.SERIALIZABLE = true;
fieldRegistry.register('field_label_serializable', FieldLabelSerializable);
exports.FieldLabelSerializable = FieldLabelSerializable;