Added C++ class generator for issue #3.

Author: colinrg

2015/Insert Class.js

@@ -0,0 +1,121 @@
+/*
+Copyright 2016 Colin Girling
+
+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.
+*/
+
+var doc = dte.ActiveDocument;
+
+function Insert(str)
+{
+    doc.Selection.StartOfLine();
+    doc.Selection.Insert(str, 1);
+}
+
+function InsertLine(str)
+{
+    doc.Selection.StartOfLine();
+    doc.Selection.Insert(str, 1);
+    doc.Selection.NewLine();
+}
+
+function InserBlanktLine()
+{
+    doc.Selection.NewLine();
+}
+
+function ImplementEmptyFunction(func, add_blank)
+{
+    InsertLine(func);
+    InsertLine("{");
+    InsertLine("}");
+    if (add_blank)
+        InserBlanktLine();
+}
+
+function CreateClass(class_name, indent)
+{
+    InsertLine("class " + class_name);
+    InsertLine("{");
+    InsertLine("public:");
+    InsertLine(indent + class_name + "();");
+    InsertLine(indent + class_name + "(" + class_name + " const&);");
+    InsertLine(indent + "~" + class_name + "();");
+    InserBlanktLine();
+    InsertLine(indent + class_name + "& operator =(" + class_name + " const&);");
+    InsertLine("};");
+}
+
+function ImplementClass(class_name, indent)
+{
+    var class_member = class_name + "::";
+
+    InsertLine("#include \"" + class_name + ".hpp\"");
+    InserBlanktLine();
+    ImplementEmptyFunction(class_member + class_name + "()", true);
+    ImplementEmptyFunction(class_member + class_name + "(" + class_name + " const&)", true);
+    ImplementEmptyFunction(class_member + "~" + class_name + "()", true);
+    ImplementEmptyFunction(class_name + "& " + class_member + "operator =(" + class_name + " const&)", false);
+}
+
+function SanitizeClassName(class_name)
+{
+    // Remove single line comment characters // and any preceding spaces.
+    // E.g.
+    // before: " // MyClass"
+    //  after: "MyClass"
+
+    while (class_name.charAt(0) == " ")
+        class_name = class_name.substr(1);
+    if (class_name.length > 2 && class_name.substr(0, 2) == "//")
+        class_name = class_name.substr(2);
+    while (class_name.charAt(0) == " ")
+        class_name = class_name.substr(1);
+
+    return class_name;
+}
+
+function DocumentTextToClass()
+{
+    // Prepare undo.
+    if (dte.UndoContext.IsOpen)
+        dte.UndoContext.Close();
+    dte.UndoContext.Open("Insert Header Guard");
+
+    var indent = "    ";
+    var TextSelection = doc.Selection;
+
+    // Get the class name from the current line.
+    // Any leading single line comment is removed from the class name.
+    TextSelection.StartOfLine();
+    TextSelection.EndOfLine(true);
+    var class_name = SanitizeClassName(TextSelection.Text);
+
+    dte.ItemOperations.NewFile("General\\Text File", class_name + ".hpp");
+    doc = dte.ActiveDocument;
+
+    // Create the class declaration within the new .hpp file.
+    CreateClass(class_name, indent);
+
+    dte.ItemOperations.NewFile("General\\Text File", class_name + ".cpp");
+    doc = dte.ActiveDocument;
+
+    // Create the class implementation within the new .cpp file.
+    ImplementClass(class_name, indent);
+
+    dte.UndoContext.Close();
+}
+
+// Takes the first word on the line and uses this as the class name.
+// then created a new .hpp and .cpp with the class defined and implemented.
+DocumentTextToClass();