72 lines
1.8 KiB
JavaScript
72 lines
1.8 KiB
JavaScript
/**
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* @license
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*
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* Copyright 2019 Google LLC
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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 Sample React Blockly Field.
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* This shows you how to create a custom Blockly field that renders a React
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* component inside of the dropdown div when shown.
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* @author samelh@google.com (Sam El-Husseini)
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*/
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import React from 'react';
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import ReactDOM from 'react-dom';
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import * as Blockly from 'blockly/core';
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class BlocklyReactField extends Blockly.Field {
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static fromJson(options) {
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return new BlocklyReactField(options['text']);
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}
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showEditor_() {
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this.div_ = Blockly.DropDownDiv.getContentDiv();
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ReactDOM.render(this.render(),
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this.div_);
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var border = this.sourceBlock_.getColourBorder();
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border = border.colourBorder || border.colourLight;
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Blockly.DropDownDiv.setColour(this.sourceBlock_.getColour(), border);
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Blockly.DropDownDiv.showPositionedByField(
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this, this.dropdownDispose_.bind(this));
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}
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dropdownDispose_() {
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ReactDOM.unmountComponentAtNode(this.div_);
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}
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render() {
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return <FieldRenderComponent />
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}
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}
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class FieldRenderComponent extends React.Component {
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render() {
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return <div style={{ color: '#fff' }}>
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Hello from React!
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</div>;
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}
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}
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Blockly.fieldRegistry.register('field_react_component', BlocklyReactField);
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export default BlocklyReactField;
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