content/common/gpu/gpu_surface_lookup.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 CONTENT_COMMON_GPU_GPU_SURFACE_LOOKUP_H_
   6 #define CONTENT_COMMON_GPU_GPU_SURFACE_LOOKUP_H_
   7
   8 #include "content/common/content_export.h"
   9 #include "ui/gfx/native_widget_types.h"
  10
  11 namespace content {
  12
  13 // This class provides an interface to look up window surface handles
  14 // that cannot be sent through the IPC channel.
  15 class CONTENT_EXPORT GpuSurfaceLookup {
  16  public:
  17   GpuSurfaceLookup() { }
  18   virtual ~GpuSurfaceLookup() { }
  19
  20   static GpuSurfaceLookup* GetInstance();
  21   static void InitInstance(GpuSurfaceLookup* lookup);
  22
  23   virtual gfx::AcceleratedWidget AcquireNativeWidget(int surface_id) = 0;
  24
  25  private:
  26   DISALLOW_COPY_AND_ASSIGN(GpuSurfaceLookup);
  27 };
  28
  29 }  // namespace content
  30
  31 #endif  // CONTENT_COMMON_GPU_GPU_SURFACE_LOOKUP_H_