Initial commit of 001code-html Scratch frontend project.

Includes scratch-gui, scratch-vm, scratch-blocks, scratch-render, scratch-l10n, and deployment config.

Co-authored-by: Cursor <cursoragent@cursor.com>

scratch-blocks/core/ui_events.js

@@ -0,0 +1,91 @@
+/**
+ * @license
+ * Visual Blocks Editor
+ *
+ * Copyright 2018 Google Inc.
+ * https://developers.google.com/blockly/
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/**
+ * @fileoverview Events fired as a result of UI actions in Blockly's editor.
+ * @author fraser@google.com (Neil Fraser)
+ */
+'use strict';
+
+goog.provide('Blockly.Events.Ui');
+
+goog.require('Blockly.Events');
+goog.require('Blockly.Events.Abstract');
+
+goog.require('goog.array');
+goog.require('goog.math.Coordinate');
+
+/**
+ * Class for a UI event.
+ * UI events are events that don't need to be sent over the wire for multi-user
+ * editing to work (e.g. scrolling the workspace, zooming, opening toolbox
+ * categories).
+ * UI events do not undo or redo.
+ * @param {Blockly.Block} block The affected block.
+ * @param {string} element One of 'selected', 'comment', 'mutator', etc.
+ * @param {*} oldValue Previous value of element.
+ * @param {*} newValue New value of element.
+ * @extends {Blockly.Events.Abstract}
+ * @constructor
+ */
+Blockly.Events.Ui = function(block, element, oldValue, newValue) {
+  Blockly.Events.Ui.superClass_.constructor.call(this);
+  this.blockId = block ? block.id : null;
+  this.workspaceId = block ? block.workspace.id : null;
+  this.element = element;
+  this.oldValue = oldValue;
+  this.newValue = newValue;
+  // UI events do not undo or redo.
+  this.recordUndo = false;
+};
+goog.inherits(Blockly.Events.Ui, Blockly.Events.Abstract);
+
+/**
+ * Type of this event.
+ * @type {string}
+ */
+Blockly.Events.Ui.prototype.type = Blockly.Events.UI;
+
+/**
+ * Encode the event as JSON.
+ * @return {!Object} JSON representation.
+ */
+Blockly.Events.Ui.prototype.toJson = function() {
+  var json = Blockly.Events.Ui.superClass_.toJson.call(this);
+  json['element'] = this.element;
+  if (this.newValue !== undefined) {
+    json['newValue'] = this.newValue;
+  }
+  if (this.blockId) {
+    json['blockId'] = this.blockId;
+  }
+  return json;
+};
+
+/**
+ * Decode the JSON event.
+ * @param {!Object} json JSON representation.
+ */
+Blockly.Events.Ui.prototype.fromJson = function(json) {
+  Blockly.Events.Ui.superClass_.fromJson.call(this, json);
+  this.element = json['element'];
+  this.newValue = json['newValue'];
+  this.blockId = json['blockId'];
+};