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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 ASH_WM_ASH_NATIVE_CURSOR_MANAGER_H_
      6 #define ASH_WM_ASH_NATIVE_CURSOR_MANAGER_H_
      7 
      8 #include "ash/ash_export.h"
      9 #include "base/basictypes.h"
     10 #include "base/compiler_specific.h"
     11 #include "base/memory/scoped_ptr.h"
     12 #include "base/strings/string16.h"
     13 #include "ui/gfx/native_widget_types.h"
     14 #include "ui/gfx/point.h"
     15 #include "ui/wm/core/native_cursor_manager.h"
     16 #include "ui/wm/core/native_cursor_manager_delegate.h"
     17 
     18 namespace ui {
     19 class ImageCursors;
     20 }
     21 
     22 namespace ash {
     23 
     24 namespace test {
     25 class CursorManagerTestApi;
     26 }
     27 
     28 // This does the ash-specific setting of cursor details like cursor
     29 // visibility. It communicates back with the CursorManager through the
     30 // NativeCursorManagerDelegate interface, which receives messages about what
     31 // changes were acted on.
     32 class ASH_EXPORT AshNativeCursorManager
     33     : public ::wm::NativeCursorManager {
     34  public:
     35   AshNativeCursorManager();
     36   virtual ~AshNativeCursorManager();
     37 
     38   // Toggle native cursor enabled/disabled.
     39   // The native cursor is enabled by default. When disabled, we hide the native
     40   // cursor regardless of visibility state, and let CursorWindowManager draw
     41   // the cursor.
     42   void SetNativeCursorEnabled(bool enabled);
     43 
     44  private:
     45   friend class test::CursorManagerTestApi;
     46 
     47   // Overridden from ::wm::NativeCursorManager:
     48   virtual void SetDisplay(
     49       const gfx::Display& display,
     50       ::wm::NativeCursorManagerDelegate* delegate) OVERRIDE;
     51   virtual void SetCursor(
     52       gfx::NativeCursor cursor,
     53       ::wm::NativeCursorManagerDelegate* delegate) OVERRIDE;
     54   virtual void SetVisibility(
     55       bool visible,
     56       ::wm::NativeCursorManagerDelegate* delegate) OVERRIDE;
     57   virtual void SetCursorSet(
     58       ui::CursorSetType cursor_set,
     59       ::wm::NativeCursorManagerDelegate* delegate) OVERRIDE;
     60   virtual void SetMouseEventsEnabled(
     61       bool enabled,
     62       ::wm::NativeCursorManagerDelegate* delegate) OVERRIDE;
     63 
     64   // The cursor location where the cursor was disabled.
     65   gfx::Point disabled_cursor_location_;
     66 
     67   bool native_cursor_enabled_;
     68 
     69   scoped_ptr<ui::ImageCursors> image_cursors_;
     70 
     71   DISALLOW_COPY_AND_ASSIGN(AshNativeCursorManager);
     72 };
     73 
     74 }  // namespace ash
     75 
     76 #endif  // ASH_WM_ASH_NATIVE_CURSOR_MANAGER_H_
     77