gecko-dev/widget/gtk/GUniquePtr.h

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#ifndef GUniquePtr_h_
#define GUniquePtr_h_

// Provides GUniquePtr to g_free a given pointer.

#include <glib.h>
#include <gtk/gtk.h>
#include "mozilla/UniquePtr.h"

namespace mozilla {

struct GFreeDeleter {
  constexpr GFreeDeleter() = default;
  void operator()(GdkEventCrossing* aPtr) const {
    gdk_event_free((GdkEvent*)aPtr);
  }
  void operator()(GdkEventKey* aPtr) const { gdk_event_free((GdkEvent*)aPtr); }
  void operator()(GdkEvent* aPtr) const { gdk_event_free(aPtr); }
  void operator()(GError* aPtr) const { g_error_free(aPtr); }
  void operator()(void* aPtr) const { g_free(aPtr); }
  void operator()(GtkPaperSize* aPtr) const { gtk_paper_size_free(aPtr); }
  void operator()(gchar** aPtr) const { g_strfreev(aPtr); }
};

template <typename T>
using GUniquePtr = UniquePtr<T, GFreeDeleter>;

}  // namespace mozilla

#endif