Move more message handlers from NativeWidgetWin to HWNDMessageHandler.

ui/views/widget/hwnd_message_handler_delegate.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef UI_VIEWS_WIDGET_HWND_MESSAGE_HANDLER_DELEGATE_H_
 #define UI_VIEWS_WIDGET_HWND_MESSAGE_HANDLER_DELEGATE_H_
 
 #include "ui/views/views_export.h"
 
+namespace gfx {
+class Path;
+class Point;
+class Size;
+}
+
 namespace views {
 
 class InputMethod;
 class NativeWidgetWin;
 
 // Implemented by the object that uses the HWNDMessageHandler to handle
 // notifications from the underlying HWND and service requests for data.
 class VIEWS_EXPORT HWNDMessageHandlerDelegate {
  public:
   virtual bool IsWidgetWindow() const = 0;
 
   // TODO(beng): resolve this more satisfactorily vis-a-vis ShouldUseNativeFrame
   //             to avoid confusion.
   virtual bool IsUsingCustomFrame() const = 0;
 
+  virtual bool CanResize() const = 0;
+  virtual bool CanMaximize() const = 0;
+  virtual bool CanActivate() const = 0;
+
+  virtual int GetNonClientComponent(const gfx::Point& point) const = 0;
+  virtual void GetWindowMask(const gfx::Size& size, gfx::Path* mask) = 0;
+
   virtual InputMethod* GetInputMethod() = 0;
 
   // TODO(beng): Investigate migrating these methods to On* prefixes once
   // HWNDMessageHandler is the WindowImpl.
 
   // Called when another app was activated.
   virtual void HandleAppDeactivated() = 0;
 
   // Called when a well known "app command" from the system was performed.
   // Returns true if the command was handled.
@@ skipping 19 matching lines @@
   virtual void HandleGlassModeChange() = 0;
 
   // Called when the user begins or ends a size/move operation using the window
   // manager.
   virtual void HandleBeginWMSizeMove() = 0;
   virtual void HandleEndWMSizeMove() = 0;
 
   // Called when the window's position changed.
   virtual void HandleMove() = 0;
 
+  // Called when focus shifted to this HWND from |last_focused_window|.
+  virtual void HandleNativeFocus(HWND last_focused_window) = 0;
+
+  // Called when focus shifted from the HWND to a different window.
+  virtual void HandleNativeBlur(HWND focused_window) = 0;
+
   // This is provided for methods that need to call private methods on NWW.
   // TODO(beng): should be removed once HWNDMessageHandler is the WindowImpl.
   virtual NativeWidgetWin* AsNativeWidgetWin() = 0;
 
  protected:
   virtual ~HWNDMessageHandlerDelegate() {}
 };
 
 }  // namespace views
 
 #endif  // UI_VIEWS_WIDGET_HWND_MESSAGE_HANDLER_DELEGATE_H_