Files
blockly/core/field_label_serializable.ts
Rachel Fenichel 1d1a927628 chore: remove alias comments (#6816)
* chore: remove alias comments

* chore: format

* chore: remove extra newlines

* chore: fix bad replaces
2023-02-06 10:08:55 -08:00

71 lines
2.3 KiB
TypeScript

/**
* @license
* Copyright 2019 Google LLC
* SPDX-License-Identifier: Apache-2.0
*/
/**
* Non-editable, serializable text field. Behaves like a
* normal label but is serialized to XML. It may only be
* edited programmatically.
*
* @class
*/
import * as goog from '../closure/goog/goog.js';
goog.declareModuleId('Blockly.FieldLabelSerializable');
import {FieldLabel, FieldLabelConfig, FieldLabelFromJsonConfig} from './field_label.js';
import * as fieldRegistry from './field_registry.js';
import * as parsing from './utils/parsing.js';
/**
* Class for a non-editable, serializable text field.
*/
export class FieldLabelSerializable extends FieldLabel {
/**
* Editable fields usually show some sort of UI indicating they are
* editable. This field should not.
*/
override EDITABLE = false;
/**
* Serializable fields are saved by the XML renderer, non-serializable
* fields are not. This field should be serialized, but only edited
* programmatically.
*/
override SERIALIZABLE = true;
/**
* @param opt_value The initial value of the field. Should cast to a string.
* Defaults to an empty string if null or undefined.
* @param opt_class Optional CSS class for the field's text.
* @param 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.
*/
constructor(
opt_value?: string, opt_class?: string, opt_config?: FieldLabelConfig) {
super(String(opt_value ?? ''), opt_class, opt_config);
}
/**
* Construct a FieldLabelSerializable from a JSON arg object,
* dereferencing any string table references.
*
* @param options A JSON object with options (text, and class).
* @returns The new field instance.
* @nocollapse
* @internal
*/
static override fromJson(options: FieldLabelFromJsonConfig):
FieldLabelSerializable {
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);
}
}
fieldRegistry.register('field_label_serializable', FieldLabelSerializable);