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