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      1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #ifndef UI_VIEWS_WIDGET_DESKTOP_AURA_DESKTOP_NATIVE_CURSOR_MANAGER_H_
      6 #define UI_VIEWS_WIDGET_DESKTOP_AURA_DESKTOP_NATIVE_CURSOR_MANAGER_H_
      7 
      8 #include "base/compiler_specific.h"
      9 #include "base/memory/scoped_ptr.h"
     10 #include "ui/views/corewm/native_cursor_manager.h"
     11 #include "ui/views/views_export.h"
     12 
     13 namespace aura {
     14 class RootWindow;
     15 }
     16 
     17 namespace ui {
     18 class CursorLoader;
     19 }
     20 
     21 namespace views {
     22 class DesktopCursorLoaderUpdater;
     23 
     24 namespace corewm {
     25 class NativeCursorManagerDelegate;
     26 }
     27 
     28 // A NativeCursorManager that interacts with only one RootWindow. (Unlike the
     29 // one in ash, which interacts with all the RootWindows that ash knows about.)
     30 class VIEWS_EXPORT DesktopNativeCursorManager
     31     : public views::corewm::NativeCursorManager {
     32  public:
     33   DesktopNativeCursorManager(
     34       aura::RootWindow* window,
     35       scoped_ptr<DesktopCursorLoaderUpdater> cursor_loader_updater);
     36   virtual ~DesktopNativeCursorManager();
     37 
     38   // Builds a cursor and sets the internal platform representation.
     39   gfx::NativeCursor GetInitializedCursor(int type);
     40 
     41  private:
     42   // Overridden from views::corewm::NativeCursorManager:
     43   virtual void SetDisplay(
     44       const gfx::Display& display,
     45       views::corewm::NativeCursorManagerDelegate* delegate) OVERRIDE;
     46   virtual void SetCursor(
     47       gfx::NativeCursor cursor,
     48       views::corewm::NativeCursorManagerDelegate* delegate) OVERRIDE;
     49   virtual void SetVisibility(
     50       bool visible,
     51       views::corewm::NativeCursorManagerDelegate* delegate) OVERRIDE;
     52   virtual void SetScale(
     53       float scale,
     54       views::corewm::NativeCursorManagerDelegate* delegate) OVERRIDE;
     55   virtual void SetMouseEventsEnabled(
     56       bool enabled,
     57       views::corewm::NativeCursorManagerDelegate* delegate) OVERRIDE;
     58 
     59   aura::RootWindow* root_window_;
     60   scoped_ptr<DesktopCursorLoaderUpdater> cursor_loader_updater_;
     61   scoped_ptr<ui::CursorLoader> cursor_loader_;
     62 
     63   DISALLOW_COPY_AND_ASSIGN(DesktopNativeCursorManager);
     64 };
     65 
     66 }  // namespace views
     67 
     68 #endif  // UI_VIEWS_WIDGET_DESKTOP_AURA_DESKTOP_NATIVE_CURSOR_MANAGER_H_
     69 
     70