ash/wm/ash_native_cursor_manager.h

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