Support DWM switching....

chrome/views/default_non_client_view.h

-// Copyright (c) 2009 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 CHROME_VIEWS_DEFAULT_NON_CLIENT_VIEW_H_
-#define CHROME_VIEWS_DEFAULT_NON_CLIENT_VIEW_H_
-
-#include "chrome/views/button.h"
-#include "chrome/views/custom_frame_window.h"
-#include "chrome/views/non_client_view.h"
-#include "chrome/views/window_resources.h"
-
-namespace gfx{
-class Size;
-class Path;
-class Point;
-}
-class ChromeCanvas;
-
-namespace views {
-
-class ClientView;
-
-///////////////////////////////////////////////////////////////////////////////
-//
-// DefaultNonClientView
-//
-//  A ChromeView that provides the "frame" for CustomFrameWindows. This means
-//  rendering the non-standard window caption, border, and controls.
-//
-////////////////////////////////////////////////////////////////////////////////
-class DefaultNonClientView : public NonClientView,
-                             public BaseButton::ButtonListener {
- public:
-  explicit DefaultNonClientView(CustomFrameWindow* container);
-  virtual ~DefaultNonClientView();
-
-  // Overridden from views::NonClientView:
-  virtual gfx::Rect CalculateClientAreaBounds(int width, int height) const;
-  virtual gfx::Size CalculateWindowSizeForClientSize(int width,
-                                                     int height) const;
-  virtual gfx::Point GetSystemMenuPoint() const;
-  virtual int NonClientHitTest(const gfx::Point& point);
-  virtual void GetWindowMask(const gfx::Size& size, gfx::Path* window_mask);
-  virtual void EnableClose(bool enable);
-  virtual void ResetWindowControls();
-
-  // View overrides:
-  virtual void Paint(ChromeCanvas* canvas);
-  virtual void Layout();
-  virtual gfx::Size GetPreferredSize();
-  virtual void ViewHierarchyChanged(bool is_add, View* parent, View* child);
-
-  // BaseButton::ButtonListener implementation:
-  virtual void ButtonPressed(BaseButton* sender);
-
- private:
-  // Returns the thickness of the border that makes up the window frame edges.
-  // This does not include any client edge.
-  int FrameBorderThickness() const;
-
-  // Returns the thickness of the entire nonclient left, right, and bottom
-  // borders, including both the window frame and any client edge.
-  int NonClientBorderThickness() const;
-
-  // Returns the height of the entire nonclient top border, including the window
-  // frame, any title area, and any connected client edge.
-  int NonClientTopBorderHeight() const;
-
-  // A bottom border, and, in restored mode, a client edge are drawn at the
-  // bottom of the titlebar.  This returns the total height drawn.
-  int BottomEdgeThicknessWithinNonClientHeight() const;
-
-  // Calculates multiple values related to title layout.  Returns the height of
-  // the entire titlebar including any connected client edge.
-  int TitleCoordinates(int* title_top_spacing,
-                       int* title_thickness) const;
-
-  // Paint various sub-components of this view.
-  void PaintRestoredFrameBorder(ChromeCanvas* canvas);
-  void PaintMaximizedFrameBorder(ChromeCanvas* canvas);
-  void PaintTitleBar(ChromeCanvas* canvas);
-  void PaintRestoredClientEdge(ChromeCanvas* canvas);
-
-  // Layout various sub-components of this view.
-  void LayoutWindowControls();
-  void LayoutTitleBar();
-  void LayoutClientView();
-
-  // Returns the resource collection to be used when rendering the window.
-  WindowResources* resources() const {
-    return container_->is_active() || paint_as_active() ? active_resources_
-                                                        : inactive_resources_;
-  }
-
-  // The View that provides the background for the window, and optionally
-  // dialog buttons. Note: the non-client view does _not_ own this view, the
-  // container does.
-  ClientView* client_view_;
-
-  // The layout rect of the title, if visible.
-  gfx::Rect title_bounds_;
-
-  // Window controls.
-  Button* close_button_;
-  Button* restore_button_;
-  Button* maximize_button_;
-  Button* minimize_button_;
-  Button* system_menu_button_;  // Uses the window icon if visible.
-  bool should_show_minmax_buttons_;
-
-  // The window that owns this view.
-  CustomFrameWindow* container_;
-
-  // Initialize various static resources.
-  static void InitClass();
-  static WindowResources* active_resources_;
-  static WindowResources* inactive_resources_;
-  static ChromeFont title_font_;
-
-  DISALLOW_EVIL_CONSTRUCTORS(DefaultNonClientView);
-};
-
-}  // namespace views
-
-#endif  // #ifndef CHROME_VIEWS_DEFAULT_NON_CLIENT_VIEW_H_