Support DWM switching....

chrome/browser/views/frame/opaque_non_client_view.h

-// Copyright (c) 2006-2008 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_BROWSER_VIEWS_FRAME_OPAQUE_NON_CLIENT_VIEW_H_
-#define CHROME_BROWSER_VIEWS_FRAME_OPAQUE_NON_CLIENT_VIEW_H_
-
-#include "chrome/browser/views/frame/opaque_frame.h"
-#include "chrome/browser/views/tab_icon_view.h"
-#include "chrome/views/non_client_view.h"
-#include "chrome/views/button.h"
-
-class BrowserView;
-class OpaqueFrame;
-class TabContents;
-class TabStrip;
-namespace views {
-class WindowResources;
-}
-
-class OpaqueNonClientView : public views::NonClientView,
-                            public views::BaseButton::ButtonListener,
-                            public TabIconView::TabIconViewModel {
- public:
-  // Constructs a non-client view for an OpaqueFrame. |is_otr| specifies if the
-  // frame was created "off-the-record" and as such different bitmaps should be
-  // used to render the frame.
-  OpaqueNonClientView(OpaqueFrame* frame, BrowserView* browser_view);
-  virtual ~OpaqueNonClientView();
-
-  // Retrieve the bounds of the window for the specified contents bounds.
-  gfx::Rect GetWindowBoundsForClientBounds(const gfx::Rect& client_bounds);
-
-  // Retrieve the bounds for the specified |tabstrip|, in the coordinate system
-  // of the non-client view (which whould be window coordinates).
-  gfx::Rect GetBoundsForTabStrip(TabStrip* tabstrip);
-
-  // Updates the window icon/throbber.
-  void UpdateWindowIcon();
-
- protected:
-  // 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();
-
-  // Overridden from views::View:
-  virtual void Paint(ChromeCanvas* canvas);
-  virtual void Layout();
-  virtual views::View* GetViewForPoint(const gfx::Point& point,
-                                       bool can_create_floating);
-  virtual void ViewHierarchyChanged(bool is_add,
-                                    views::View* parent,
-                                    views::View* child);
-  virtual bool GetAccessibleRole(VARIANT* role);
-  virtual bool GetAccessibleName(std::wstring* name);
-  virtual void SetAccessibleName(const std::wstring& name);
-
-  // Overridden from views::BaseButton::ButtonListener:
-  virtual void ButtonPressed(views::BaseButton* sender);
-
-  // Overridden from TabIconView::TabIconViewModel:
-  virtual bool ShouldTabIconViewAnimate() const;
-  virtual SkBitmap GetFavIconForTabIconView();
-
- 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 height of the top resize area.  This is smaller than the frame
-  // border height in order to increase the window draggable area.
-  int TopResizeHeight() 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;
-
-  // The nonclient area at the top of the window may include some "unavailable"
-  // pixels at its bottom: a dark shadow along the bottom of the titlebar and a
-  // client edge.  These vary from mode to mode, so this function returns the
-  // number of such pixels the nonclient height includes.
-  int UnavailablePixelsAtBottomOfNonClientHeight() 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.  The *FrameBorder() functions
-  // also paint the background of the titlebar area, since the top frame border
-  // and titlebar background are a contiguous component.
-  void PaintRestoredFrameBorder(ChromeCanvas* canvas);
-  void PaintMaximizedFrameBorder(ChromeCanvas* canvas);
-  void PaintDistributorLogo(ChromeCanvas* canvas);
-  void PaintTitleBar(ChromeCanvas* canvas);
-  void PaintToolbarBackground(ChromeCanvas* canvas);
-  void PaintOTRAvatar(ChromeCanvas* canvas);
-  void PaintRestoredClientEdge(ChromeCanvas* canvas);
-
-  // Layout various sub-components of this view.
-  void LayoutWindowControls();
-  void LayoutDistributorLogo();
-  void LayoutTitleBar();
-  void LayoutOTRAvatar();
-  void LayoutClientView();
-
-  // Returns the set of resources to use to paint this view.
-  views::WindowResources* resources() const {
-    return frame_->is_active() || paint_as_active() ?
-        current_active_resources_ : current_inactive_resources_;
-  }
-  
-  // The layout rect of the title, if visible.
-  gfx::Rect title_bounds_;
-
-  // The layout rect of the distributor logo, if visible.
-  gfx::Rect logo_bounds_;
-
-  // The layout rect of the OTR avatar icon, if visible.
-  gfx::Rect otr_avatar_bounds_;
-
-  // Window controls.
-  views::Button* minimize_button_;
-  views::Button* maximize_button_;
-  views::Button* restore_button_;
-  views::Button* close_button_;
-
-  // The Window icon.
-  TabIconView* window_icon_;
-
-  // The frame that hosts this view.
-  OpaqueFrame* frame_;
-
-  // The BrowserView hosted within this View.
-  BrowserView* browser_view_;
-
-  // The resources currently used to paint this view.
-  views::WindowResources* current_active_resources_;
-  views::WindowResources* current_inactive_resources_;
-
-  // The accessible name of this view.
-  std::wstring accessible_name_;
-
-  static void InitClass();
-  static void InitAppWindowResources();
-  static SkBitmap* distributor_logo_;
-  static views::WindowResources* active_resources_;
-  static views::WindowResources* inactive_resources_;
-  static views::WindowResources* active_otr_resources_;
-  static views::WindowResources* inactive_otr_resources_;
-  static ChromeFont title_font_;
-
-  DISALLOW_EVIL_CONSTRUCTORS(OpaqueNonClientView);
-};
-
-#endif  // #ifndef CHROME_BROWSER_VIEWS_FRAME_OPAQUE_NON_CLIENT_VIEW_H_
-