Initial commit

node_modules/node-blockly/blockly/accessible/variable-modal.service.js

@@ -0,0 +1,91 @@
+/**
+ * AccessibleBlockly
+ *
+ * Copyright 2017 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 Angular2 Service for the variable modal.
+ *
+ * @author corydiers@google.com (Cory Diers)
+ */
+
+goog.provide('blocklyApp.VariableModalService');
+
+blocklyApp.VariableModalService = ng.core.Class({
+  constructor: [
+    function() {
+      this.modalIsShown = false;
+    }
+  ],
+  // Registers a hook to be called before the add modal is shown.
+  registerPreAddShowHook: function(preShowHook) {
+    this.preAddShowHook = function() {
+      preShowHook();
+    };
+  },
+  // Registers a hook to be called before the rename modal is shown.
+  registerPreRenameShowHook: function(preShowHook) {
+    this.preRenameShowHook = function(oldName) {
+      preShowHook(oldName);
+    };
+  },
+  // Registers a hook to be called before the remove modal is shown.
+  registerPreRemoveShowHook: function(preShowHook) {
+    this.preRemoveShowHook = function(oldName, count) {
+      preShowHook(oldName, count);
+    };
+  },
+  // Returns true if the variable modal is shown.
+  isModalShown: function() {
+    return this.modalIsShown;
+  },
+  // Show the add variable modal.
+  showAddModal_: function() {
+    this.preAddShowHook();
+    this.modalIsShown = true;
+  },
+  // Show the rename variable modal.
+  showRenameModal_: function(oldName) {
+    this.preRenameShowHook(oldName);
+    this.modalIsShown = true;
+  },
+  // Show the remove variable modal.
+  showRemoveModal_: function(oldName) {
+    var count = this.getNumVariables(oldName);
+    this.modalIsShown = true;
+    if (count > 1) {
+      this.preRemoveShowHook(oldName, count);
+    } else {
+      var variable = blocklyApp.workspace.getVariable(oldName);
+      blocklyApp.workspace.deleteVariableInternal_(variable);
+      // Allow the execution loop to finish before "closing" the modal. While
+      // the modal never opens, its being "open" should prevent other keypresses
+      // anyway.
+      var that = this;
+      setTimeout(function() {
+        that.modalIsShown = false;
+      });
+    }
+  },
+  getNumVariables: function(oldName) {
+    return blocklyApp.workspace.getVariableUses(oldName).length;
+  },
+  // Hide the variable modal.
+  hideModal: function() {
+    this.modalIsShown = false;
+  }
+});