Do bulk replace of stl types.

apps/notes_tk/canvas/CanvasController.cpp

@@ -1,6 +1,6 @@
 #include "CanvasController.h"
 
-std::unique_ptr<CanvasController> CanvasController::Create()
+Ptr<CanvasController> CanvasController::Create()
 {
     return std::make_unique<CanvasController>();
 }

apps/notes_tk/canvas/CanvasController.h

@@ -1,9 +1,9 @@
 #pragma once
 
-#include <memory>
+#include "Memory.h"
 
 class CanvasController
 {
 public:
-    static std::unique_ptr<CanvasController> Create();
+    static Ptr<CanvasController> Create();
 };

apps/notes_tk/canvas/CanvasDrawingArea.h

@@ -24,6 +24,6 @@ private:
 
     CanvasDrawCommand mActiveDrawingCommand{CanvasDrawCommand::LINE};
 
-    std::vector<std::unique_ptr<GeometryNode> > mSceneNodes;
+    Vector<Ptr<GeometryNode> > mSceneNodes;
     bool mContentDirty{false};
 };

apps/notes_tk/canvas/CanvasView.cpp

@@ -27,7 +27,7 @@ CanvasView::~CanvasView()
 
 }
 
-std::unique_ptr<CanvasView> CanvasView::Create()
+Ptr<CanvasView> CanvasView::Create()
 {
     return std::make_unique<CanvasView>();
 }
@@ -70,7 +70,7 @@ void CanvasView::onDrawCommandChanged(CanvasDrawCommand command)
     mDrawingArea->setActiveDrawingCommand(command);
 }
 
-std::unique_ptr<Widget> CanvasView::initializeCacheButtons()
+Ptr<Widget> CanvasView::initializeCacheButtons()
 {
     auto saveButton = Button::Create();
     saveButton->setLabel("Save");

apps/notes_tk/canvas/CanvasView.h

@@ -13,17 +13,17 @@ public:
 
     ~CanvasView();
 
-    static std::unique_ptr<CanvasView> Create();
+    static Ptr<CanvasView> Create();
 
 private:
     void onDrawCommandChanged(CanvasDrawCommand command);
 
     void initialize();
 
-    std::unique_ptr<Widget> initializeCacheButtons();
+    Ptr<Widget> initializeCacheButtons();
 
-    std::unique_ptr<CanvasController> mController;
+    Ptr<CanvasController> mController;
 
     CanvasDrawingArea* mDrawingArea{nullptr};
 };
-using CanvasViewPtr = std::unique_ptr<CanvasView>;
+using CanvasViewPtr = Ptr<CanvasView>;