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pasketti
342
node_modules/node-blockly/blockly/blocks/loops.js
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342
node_modules/node-blockly/blockly/blocks/loops.js
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/**
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* @license
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* Visual Blocks Editor
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*
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* Copyright 2012 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 Loop blocks for Blockly.
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*
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* This file is scraped to extract a .json file of block definitions. The array
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* passed to defineBlocksWithJsonArray(..) must be strict JSON: double quotes
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* only, no outside references, no functions, no trailing commas, etc. The one
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* exception is end-of-line comments, which the scraper will remove.
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* @author fraser@google.com (Neil Fraser)
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*/
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'use strict';
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goog.provide('Blockly.Blocks.loops'); // Deprecated
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goog.provide('Blockly.Constants.Loops');
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goog.require('Blockly.Blocks');
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goog.require('Blockly');
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/**
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* Unused constant for the common HSV hue for all blocks in this category.
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* @deprecated Use Blockly.Msg.LOOPS_HUE. (2018 April 5)
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*/
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Blockly.Constants.Loops.HUE = 120;
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Blockly.defineBlocksWithJsonArray([ // BEGIN JSON EXTRACT
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// Block for repeat n times (external number).
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{
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"type": "controls_repeat_ext",
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"message0": "%{BKY_CONTROLS_REPEAT_TITLE}",
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"args0": [{
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"type": "input_value",
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"name": "TIMES",
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"check": "Number"
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}],
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"message1": "%{BKY_CONTROLS_REPEAT_INPUT_DO} %1",
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"args1": [{
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"type": "input_statement",
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"name": "DO"
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}],
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"previousStatement": null,
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"nextStatement": null,
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"colour": "%{BKY_LOOPS_HUE}",
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"tooltip": "%{BKY_CONTROLS_REPEAT_TOOLTIP}",
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"helpUrl": "%{BKY_CONTROLS_REPEAT_HELPURL}"
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},
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// Block for repeat n times (internal number).
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// The 'controls_repeat_ext' block is preferred as it is more flexible.
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{
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"type": "controls_repeat",
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"message0": "%{BKY_CONTROLS_REPEAT_TITLE}",
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"args0": [{
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"type": "field_number",
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"name": "TIMES",
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"value": 10,
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"min": 0,
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"precision": 1
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}],
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"message1": "%{BKY_CONTROLS_REPEAT_INPUT_DO} %1",
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"args1": [{
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"type": "input_statement",
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"name": "DO"
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}],
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"previousStatement": null,
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"nextStatement": null,
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"colour": "%{BKY_LOOPS_HUE}",
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"tooltip": "%{BKY_CONTROLS_REPEAT_TOOLTIP}",
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"helpUrl": "%{BKY_CONTROLS_REPEAT_HELPURL}"
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},
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// Block for 'do while/until' loop.
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{
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"type": "controls_whileUntil",
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"message0": "%1 %2",
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"args0": [
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{
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"type": "field_dropdown",
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"name": "MODE",
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"options": [
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["%{BKY_CONTROLS_WHILEUNTIL_OPERATOR_WHILE}", "WHILE"],
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["%{BKY_CONTROLS_WHILEUNTIL_OPERATOR_UNTIL}", "UNTIL"]
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]
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},
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{
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"type": "input_value",
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"name": "BOOL",
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"check": "Boolean"
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}
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],
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"message1": "%{BKY_CONTROLS_REPEAT_INPUT_DO} %1",
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"args1": [{
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"type": "input_statement",
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"name": "DO"
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}],
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"previousStatement": null,
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"nextStatement": null,
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"colour": "%{BKY_LOOPS_HUE}",
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"helpUrl": "%{BKY_CONTROLS_WHILEUNTIL_HELPURL}",
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"extensions": ["controls_whileUntil_tooltip"]
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},
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// Block for 'for' loop.
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{
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"type": "controls_for",
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"message0": "%{BKY_CONTROLS_FOR_TITLE}",
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"args0": [
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{
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"type": "field_variable",
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"name": "VAR",
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"variable": null
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},
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{
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"type": "input_value",
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"name": "FROM",
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"check": "Number",
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"align": "RIGHT"
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},
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{
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"type": "input_value",
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"name": "TO",
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"check": "Number",
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"align": "RIGHT"
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},
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{
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"type": "input_value",
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"name": "BY",
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"check": "Number",
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"align": "RIGHT"
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}
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],
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"message1": "%{BKY_CONTROLS_REPEAT_INPUT_DO} %1",
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"args1": [{
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"type": "input_statement",
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"name": "DO"
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}],
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"inputsInline": true,
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"previousStatement": null,
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"nextStatement": null,
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"colour": "%{BKY_LOOPS_HUE}",
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"helpUrl": "%{BKY_CONTROLS_FOR_HELPURL}",
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"extensions": [
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"contextMenu_newGetVariableBlock",
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"controls_for_tooltip"
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]
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},
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// Block for 'for each' loop.
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{
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"type": "controls_forEach",
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"message0": "%{BKY_CONTROLS_FOREACH_TITLE}",
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"args0": [
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{
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"type": "field_variable",
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"name": "VAR",
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"variable": null
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},
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{
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"type": "input_value",
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"name": "LIST",
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"check": "Array"
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}
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],
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"message1": "%{BKY_CONTROLS_REPEAT_INPUT_DO} %1",
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"args1": [{
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"type": "input_statement",
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"name": "DO"
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}],
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"previousStatement": null,
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"nextStatement": null,
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"colour": "%{BKY_LOOPS_HUE}",
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"helpUrl": "%{BKY_CONTROLS_FOREACH_HELPURL}",
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"extensions": [
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"contextMenu_newGetVariableBlock",
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"controls_forEach_tooltip"
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]
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},
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// Block for flow statements: continue, break.
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{
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"type": "controls_flow_statements",
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"message0": "%1",
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"args0": [{
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"type": "field_dropdown",
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"name": "FLOW",
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"options": [
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["%{BKY_CONTROLS_FLOW_STATEMENTS_OPERATOR_BREAK}", "BREAK"],
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["%{BKY_CONTROLS_FLOW_STATEMENTS_OPERATOR_CONTINUE}", "CONTINUE"]
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]
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}],
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"previousStatement": null,
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"colour": "%{BKY_LOOPS_HUE}",
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"helpUrl": "%{BKY_CONTROLS_FLOW_STATEMENTS_HELPURL}",
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"extensions": [
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"controls_flow_tooltip",
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"controls_flow_in_loop_check"
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]
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}
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]); // END JSON EXTRACT (Do not delete this comment.)
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/**
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* Tooltips for the 'controls_whileUntil' block, keyed by MODE value.
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* @see {Blockly.Extensions#buildTooltipForDropdown}
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* @package
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* @readonly
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*/
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Blockly.Constants.Loops.WHILE_UNTIL_TOOLTIPS = {
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'WHILE': '%{BKY_CONTROLS_WHILEUNTIL_TOOLTIP_WHILE}',
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'UNTIL': '%{BKY_CONTROLS_WHILEUNTIL_TOOLTIP_UNTIL}'
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};
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Blockly.Extensions.register('controls_whileUntil_tooltip',
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Blockly.Extensions.buildTooltipForDropdown(
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'MODE', Blockly.Constants.Loops.WHILE_UNTIL_TOOLTIPS));
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/**
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* Tooltips for the 'controls_flow_statements' block, keyed by FLOW value.
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* @see {Blockly.Extensions#buildTooltipForDropdown}
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* @package
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* @readonly
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*/
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Blockly.Constants.Loops.BREAK_CONTINUE_TOOLTIPS = {
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'BREAK': '%{BKY_CONTROLS_FLOW_STATEMENTS_TOOLTIP_BREAK}',
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'CONTINUE': '%{BKY_CONTROLS_FLOW_STATEMENTS_TOOLTIP_CONTINUE}'
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};
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Blockly.Extensions.register('controls_flow_tooltip',
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Blockly.Extensions.buildTooltipForDropdown(
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'FLOW', Blockly.Constants.Loops.BREAK_CONTINUE_TOOLTIPS));
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/**
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* Mixin to add a context menu item to create a 'variables_get' block.
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* Used by blocks 'controls_for' and 'controls_forEach'.
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* @mixin
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* @augments Blockly.Block
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* @package
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* @readonly
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*/
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Blockly.Constants.Loops.CUSTOM_CONTEXT_MENU_CREATE_VARIABLES_GET_MIXIN = {
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/**
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* Add context menu option to create getter block for the loop's variable.
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* (customContextMenu support limited to web BlockSvg.)
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* @param {!Array} options List of menu options to add to.
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* @this Blockly.Block
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*/
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customContextMenu: function(options) {
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if (this.isInFlyout){
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return;
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}
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var variable = this.getField('VAR').getVariable();
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var varName = variable.name;
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if (!this.isCollapsed() && varName != null) {
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var option = {enabled: true};
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option.text =
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Blockly.Msg.VARIABLES_SET_CREATE_GET.replace('%1', varName);
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var xmlField = Blockly.Variables.generateVariableFieldDom(variable);
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var xmlBlock = goog.dom.createDom('block', null, xmlField);
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xmlBlock.setAttribute('type', 'variables_get');
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option.callback = Blockly.ContextMenu.callbackFactory(this, xmlBlock);
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options.push(option);
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}
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}
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};
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Blockly.Extensions.registerMixin('contextMenu_newGetVariableBlock',
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Blockly.Constants.Loops.CUSTOM_CONTEXT_MENU_CREATE_VARIABLES_GET_MIXIN);
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Blockly.Extensions.register('controls_for_tooltip',
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Blockly.Extensions.buildTooltipWithFieldText(
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'%{BKY_CONTROLS_FOR_TOOLTIP}', 'VAR'));
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Blockly.Extensions.register('controls_forEach_tooltip',
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Blockly.Extensions.buildTooltipWithFieldText(
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'%{BKY_CONTROLS_FOREACH_TOOLTIP}', 'VAR'));
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/**
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* This mixin adds a check to make sure the 'controls_flow_statements' block
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* is contained in a loop. Otherwise a warning is added to the block.
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* @mixin
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* @augments Blockly.Block
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* @package
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* @readonly
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*/
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Blockly.Constants.Loops.CONTROL_FLOW_IN_LOOP_CHECK_MIXIN = {
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/**
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* List of block types that are loops and thus do not need warnings.
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* To add a new loop type add this to your code:
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* Blockly.Constants.Loops.CONTROL_FLOW_IN_LOOP_CHECK_MIXIN.LOOP_TYPES.push('custom_loop');
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*/
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LOOP_TYPES: ['controls_repeat', 'controls_repeat_ext', 'controls_forEach',
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'controls_for', 'controls_whileUntil'],
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/**
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* Called whenever anything on the workspace changes.
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* Add warning if this flow block is not nested inside a loop.
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* @param {!Blockly.Events.Abstract} e Change event.
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* @this Blockly.Block
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*/
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onchange: function(/* e */) {
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if (!this.workspace.isDragging || this.workspace.isDragging()) {
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return; // Don't change state at the start of a drag.
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}
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var legal = false;
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// Is the block nested in a loop?
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var block = this;
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do {
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if (this.LOOP_TYPES.indexOf(block.type) != -1) {
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legal = true;
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break;
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}
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block = block.getSurroundParent();
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} while (block);
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if (legal) {
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this.setWarningText(null);
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if (!this.isInFlyout) {
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this.setDisabled(false);
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}
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} else {
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this.setWarningText(Blockly.Msg.CONTROLS_FLOW_STATEMENTS_WARNING);
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if (!this.isInFlyout && !this.getInheritedDisabled()) {
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this.setDisabled(true);
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}
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}
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}
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};
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Blockly.Extensions.registerMixin('controls_flow_in_loop_check',
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Blockly.Constants.Loops.CONTROL_FLOW_IN_LOOP_CHECK_MIXIN);
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Reference in New Issue
Block a user