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- 'use strict';
- goog.provide('Blockly.Procedures');
- goog.require('Blockly.Blocks');
- goog.require('Blockly.Field');
- goog.require('Blockly.Names');
- goog.require('Blockly.Workspace');
- Blockly.Procedures.NAME_TYPE = 'PROCEDURE';
- Blockly.Procedures.allProcedures = function(root) {
- var blocks = root.getAllBlocks();
- var proceduresReturn = [];
- var proceduresNoReturn = [];
- for (var i = 0; i < blocks.length; i++) {
- if (blocks[i].getProcedureDef) {
- var tuple = blocks[i].getProcedureDef();
- if (tuple) {
- if (tuple[2]) {
- proceduresReturn.push(tuple);
- } else {
- proceduresNoReturn.push(tuple);
- }
- }
- }
- }
- proceduresNoReturn.sort(Blockly.Procedures.procTupleComparator_);
- proceduresReturn.sort(Blockly.Procedures.procTupleComparator_);
- return [proceduresNoReturn, proceduresReturn];
- };
- Blockly.Procedures.procTupleComparator_ = function(ta, tb) {
- return ta[0].toLowerCase().localeCompare(tb[0].toLowerCase());
- };
- Blockly.Procedures.findLegalName = function(name, block) {
- if (block.isInFlyout) {
-
- return name;
- }
- while (!Blockly.Procedures.isLegalName_(name, block.workspace, block)) {
-
- var r = name.match(/^(.*?)(\d+)$/);
- if (!r) {
- name += '2';
- } else {
- name = r[1] + (parseInt(r[2], 10) + 1);
- }
- }
- return name;
- };
- Blockly.Procedures.isLegalName_ = function(name, workspace, opt_exclude) {
- var blocks = workspace.getAllBlocks();
-
- for (var i = 0; i < blocks.length; i++) {
- if (blocks[i] == opt_exclude) {
- continue;
- }
- if (blocks[i].getProcedureDef) {
- var procName = blocks[i].getProcedureDef();
- if (Blockly.Names.equals(procName[0], name)) {
- return false;
- }
- }
- }
- return true;
- };
- Blockly.Procedures.rename = function(name) {
-
- name = name.replace(/^[\s\xa0]+|[\s\xa0]+$/g, '');
-
- var legalName = Blockly.Procedures.findLegalName(name, this.sourceBlock_);
- var oldName = this.text_;
- if (oldName != name && oldName != legalName) {
-
- var blocks = this.sourceBlock_.workspace.getAllBlocks();
- for (var i = 0; i < blocks.length; i++) {
- if (blocks[i].renameProcedure) {
- blocks[i].renameProcedure(oldName, legalName);
- }
- }
- }
- return legalName;
- };
- Blockly.Procedures.flyoutCategory = function(workspace) {
- var xmlList = [];
- if (Blockly.Blocks['procedures_defnoreturn']) {
-
- var block = goog.dom.createDom('block');
- block.setAttribute('type', 'procedures_defnoreturn');
- block.setAttribute('gap', 16);
- xmlList.push(block);
- }
-
- if (Blockly.Blocks['procedures_return']) {
- var block = goog.dom.createDom('block');
- block.setAttribute('type', 'procedures_return');
- block.setAttribute('gap', 16);
- xmlList.push(block);
- }
-
- if (Blockly.Blocks['procedures_main']) {
- var block = goog.dom.createDom('block');
- block.setAttribute('type', 'procedures_main');
- block.setAttribute('gap', 16);
- xmlList.push(block);
- }
- if (xmlList.length) {
-
- xmlList[xmlList.length - 1].setAttribute('gap', 24);
- }
- function populateProcedures(procedureList, templateName) {
- for (var i = 0; i < procedureList.length; i++) {
- var name = procedureList[i][0];
- var args = procedureList[i][1];
-
-
-
-
-
- var block = goog.dom.createDom('block');
- block.setAttribute('type', templateName);
- block.setAttribute('gap', 16);
- var mutation = goog.dom.createDom('mutation');
- mutation.setAttribute('name', name);
- block.appendChild(mutation);
- for (var j = 0; j < args.length; j++) {
- var arg = goog.dom.createDom('arg');
- arg.setAttribute('name', args[j]);
- mutation.appendChild(arg);
- }
- xmlList.push(block);
- }
- }
- var tuple = Blockly.Procedures.allProcedures(workspace);
- populateProcedures(tuple[0], 'procedures_callnoreturn');
- populateProcedures(tuple[1], 'procedures_callreturn');
- return xmlList;
- };
- Blockly.Procedures.getCallers = function(name, workspace) {
- var callers = [];
- var blocks = workspace.getAllBlocks();
-
- for (var i = 0; i < blocks.length; i++) {
- if (blocks[i].getProcedureCall) {
- var procName = blocks[i].getProcedureCall();
-
- if (procName && Blockly.Names.equals(procName, name)) {
- callers.push(blocks[i]);
- }
- }
- }
- return callers;
- };
- Blockly.Procedures.mutateCallers = function(defBlock) {
- var oldRecordUndo = Blockly.Events.recordUndo;
- var name = defBlock.getProcedureDef()[0];
- var xmlElement = defBlock.mutationToDom(true);
- var callers = Blockly.Procedures.getCallers(name, defBlock.workspace);
- for (var i = 0, caller; caller = callers[i]; i++) {
- var oldMutationDom = caller.mutationToDom();
- var oldMutation = oldMutationDom && Blockly.Xml.domToText(oldMutationDom);
- caller.domToMutation(xmlElement);
- var newMutationDom = caller.mutationToDom();
- var newMutation = newMutationDom && Blockly.Xml.domToText(newMutationDom);
- if (oldMutation != newMutation) {
-
-
-
- Blockly.Events.recordUndo = false;
- Blockly.Events.fire(new Blockly.Events.Change(
- caller, 'mutation', null, oldMutation, newMutation));
- Blockly.Events.recordUndo = oldRecordUndo;
- }
- }
- };
- Blockly.Procedures.getDefinition = function(name, workspace) {
-
- var blocks = workspace.getTopBlocks(false);
- for (var i = 0; i < blocks.length; i++) {
- if (blocks[i].getProcedureDef) {
- var tuple = blocks[i].getProcedureDef();
- if (tuple && Blockly.Names.equals(tuple[0], name)) {
- return blocks[i];
- }
- }
- }
- return null;
- };
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