src/ui/gl/scoped_make_current.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 UI_GL_SCOPED_MAKE_CURRENT_H_
   6 #define UI_GL_SCOPED_MAKE_CURRENT_H_
   7
   8 #include "base/basictypes.h"
   9 #include "base/memory/ref_counted.h"
  10 #include "ui/gl/gl_export.h"
  11
  12 namespace gfx {
  13 class GLContext;
  14 class GLSurface;
  15 }
  16
  17 namespace ui {
  18
  19 class GL_EXPORT ScopedMakeCurrent {
  20  public:
  21   ScopedMakeCurrent(gfx::GLContext* context, gfx::GLSurface* surface);
  22   ~ScopedMakeCurrent();
  23
  24   bool Succeeded() const;
  25
  26  private:
  27   scoped_refptr<gfx::GLContext> previous_context_;
  28   scoped_refptr<gfx::GLSurface> previous_surface_;
  29   scoped_refptr<gfx::GLContext> context_;
  30   scoped_refptr<gfx::GLSurface> surface_;
  31   bool succeeded_;
  32
  33   DISALLOW_COPY_AND_ASSIGN(ScopedMakeCurrent);
  34 };
  35
  36 }  // namespace ui
  37
  38 #endif  // UI_GL_SCOPED_MAKE_CURRENT_H_