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81 lines
2.6 KiB
JavaScript
81 lines
2.6 KiB
JavaScript
/**
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* @license
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* Visual Blocks Editor
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*
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* Copyright 2019 Google Inc.
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* https://developers.google.com/blockly/
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/**
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* @fileoverview Non-editable, serializable text field. Behaves like a
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* normal label but is serialized to XML. It may only be
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* edited programmatically.
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*/
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'use strict';
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goog.provide('Blockly.FieldLabelSerializable');
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goog.require('Blockly.FieldLabel');
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goog.require('Blockly.fieldRegistry');
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goog.require('Blockly.utils');
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/**
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* Class for a non-editable, serializable text field.
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* @param {*} opt_value The initial value of the field. Should cast to a
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* string. Defaults to an empty string if null or undefined.
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* @param {string=} opt_class Optional CSS class for the field's text.
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* @extends {Blockly.FieldLabel}
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* @constructor
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*
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*/
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Blockly.FieldLabelSerializable = function(opt_value, opt_class) {
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Blockly.FieldLabelSerializable.superClass_.constructor.call(this, opt_value,
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opt_class);
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};
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goog.inherits(Blockly.FieldLabelSerializable, Blockly.FieldLabel);
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/**
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* Construct a FieldLabelSerializable from a JSON arg object,
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* dereferencing any string table references.
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* @param {!Object} options A JSON object with options (text, and class).
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* @returns {!Blockly.FieldLabelSerializable} The new field instance.
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* @package
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* @nocollapse
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*/
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Blockly.FieldLabelSerializable.fromJson = function(options) {
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var text = Blockly.utils.replaceMessageReferences(options['text']);
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return new Blockly.FieldLabelSerializable(text, options['class']);
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};
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/**
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* Editable fields usually show some sort of UI indicating they are
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* editable. This field should not.
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* @type {boolean}
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* @public
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*/
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Blockly.FieldLabelSerializable.prototype.EDITABLE = false;
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/**
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* Serializable fields are saved by the XML renderer, non-serializable fields
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* are not. This field should be serialized, but only edited programmatically.
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* @type {boolean}
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* @public
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*/
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Blockly.FieldLabelSerializable.prototype.SERIALIZABLE = true;
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Blockly.fieldRegistry.register(
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'field_label_serializable', Blockly.FieldLabelSerializable);
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