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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 UI_BASE_GTK_SCOPED_REGION_H_
      6 #define UI_BASE_GTK_SCOPED_REGION_H_
      7 
      8 #include "base/basictypes.h"
      9 #include "ui/base/ui_export.h"
     10 
     11 typedef struct _GdkRegion GdkRegion;
     12 
     13 namespace ui {
     14 
     15 // Wraps a GdkRegion. This class provides the same methods as ScopedGDIObject in
     16 // base/win/scoped_gdi_object.h.
     17 class UI_EXPORT ScopedRegion {
     18  public:
     19   ScopedRegion();
     20   explicit ScopedRegion(GdkRegion* region);
     21 
     22   ~ScopedRegion();
     23 
     24   void Set(GdkRegion* region);
     25 
     26   GdkRegion* Get();
     27 
     28   GdkRegion* release();
     29 
     30  private:
     31   void Close();
     32 
     33   GdkRegion* region_;
     34 
     35   DISALLOW_COPY_AND_ASSIGN(ScopedRegion);
     36 };
     37 
     38 }  // namespace ui
     39 
     40 #endif  // UI_BASE_GTK_SCOPED_REGION_H_
     41