widget/gtk/GRefPtr.h

   1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* This Source Code Form is subject to the terms of the Mozilla Public
   3  * License, v. 2.0. If a copy of the MPL was not distributed with this
   4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   5
   6 #ifndef GRefPtr_h_
   7 #define GRefPtr_h_
   8
   9 // Allows to use RefPtr<T> with various kinds of GObjects
  10
  11 #include <gdk/gdk.h>
  12 #include <gio/gio.h>
  13 #include <gtk/gtk.h>
  14 #include <gio/gdesktopappinfo.h>
  15 #include "mozilla/RefPtr.h"
  16
  17 typedef struct _DbusmenuMenuitem DbusmenuMenuitem;
  18 typedef struct _DbusmenuServer DbusmenuServer;
  19
  20 namespace mozilla {
  21
  22 template <typename T>
  23 struct GObjectRefPtrTraits {
  24   static void AddRef(T* aObject) { g_object_ref(aObject); }
  25   static void Release(T* aObject) { g_object_unref(aObject); }
  26 };
  27
  28 #define GOBJECT_TRAITS(type_) \
  29   template <>                 \
  30   struct RefPtrTraits<type_> : public GObjectRefPtrTraits<type_> {};
  31
  32 GOBJECT_TRAITS(DbusmenuMenuitem)
  33 GOBJECT_TRAITS(DbusmenuServer)
  34 GOBJECT_TRAITS(GtkWidget)
  35 GOBJECT_TRAITS(GFile)
  36 GOBJECT_TRAITS(GFileMonitor)
  37 GOBJECT_TRAITS(GMenu)
  38 GOBJECT_TRAITS(GMenuItem)
  39 GOBJECT_TRAITS(GSimpleAction)
  40 GOBJECT_TRAITS(GSimpleActionGroup)
  41 GOBJECT_TRAITS(GDBusProxy)
  42 GOBJECT_TRAITS(GAppInfo)
  43 GOBJECT_TRAITS(GDesktopAppInfo)
  44 GOBJECT_TRAITS(GAppLaunchContext)
  45 GOBJECT_TRAITS(GdkDragContext)
  46 GOBJECT_TRAITS(GDBusMessage)
  47 GOBJECT_TRAITS(GdkPixbuf)
  48 GOBJECT_TRAITS(GCancellable)
  49 GOBJECT_TRAITS(GtkIMContext)
  50 GOBJECT_TRAITS(GUnixFDList)
  51 GOBJECT_TRAITS(GtkCssProvider)
  52 GOBJECT_TRAITS(GDBusMethodInvocation)
  53 GOBJECT_TRAITS(GdkWindow)
  54
  55 #undef GOBJECT_TRAITS
  56
  57 template <>
  58 struct RefPtrTraits<GVariant> {
  59   static void AddRef(GVariant* aVariant) { g_variant_ref(aVariant); }
  60   static void Release(GVariant* aVariant) { g_variant_unref(aVariant); }
  61 };
  62
  63 template <>
  64 struct RefPtrTraits<GHashTable> {
  65   static void AddRef(GHashTable* aObject) { g_hash_table_ref(aObject); }
  66   static void Release(GHashTable* aObject) { g_hash_table_unref(aObject); }
  67 };
  68
  69 template <>
  70 struct RefPtrTraits<GDBusNodeInfo> {
  71   static void AddRef(GDBusNodeInfo* aObject) { g_dbus_node_info_ref(aObject); }
  72   static void Release(GDBusNodeInfo* aObject) {
  73     g_dbus_node_info_unref(aObject);
  74   }
  75 };
  76
  77 }  // namespace mozilla
  78
  79 #endif