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-rw-r--r--base/scoped_handle_gtk.h50
1 files changed, 50 insertions, 0 deletions
diff --git a/base/scoped_handle_gtk.h b/base/scoped_handle_gtk.h
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+++ b/base/scoped_handle_gtk.h
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+// Copyright (c) 2009 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef BASE_SCOPED_HANDLE_GTK_H_
+#define BASE_SCOPED_HANDLE_GTK_H_
+
+#include <gdk/gdk.h>
+
+// Wraps a GdkRegion. This class provides the same methods as ScopedGDIObject in
+// scoped_handle_win.
+class ScopedRegion {
+ public:
+ ScopedRegion() : region_(NULL) {}
+ explicit ScopedRegion(GdkRegion* region) : region_(region) {}
+
+ ~ScopedRegion() {
+ Close();
+ }
+
+ void Set(GdkRegion* region) {
+ Close();
+
+ region_ = region;
+ }
+
+ GdkRegion* Get() {
+ return region_;
+ }
+
+ GdkRegion* release() {
+ GdkRegion* region = region_;
+ region_ = NULL;
+ return region;
+ }
+
+ private:
+ void Close() {
+ if (region_) {
+ gdk_region_destroy(region_);
+ region_ = NULL;
+ }
+ }
+
+ GdkRegion* region_;
+
+ DISALLOW_COPY_AND_ASSIGN(ScopedRegion);
+};
+
+#endif // BASE_SCOPED_HANDLE_GTK_H_