X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=gio%2Fgmemorysettingsbackend.c;h=b0d58b5681886f0d3aadea18643c597630b669d5;hb=3c6efd4d5077862adc918c651ab7c49dc133d643;hp=26a0d791fc8a9091e3d5a587bc7c0a72fe9decf6;hpb=5b946e0504952a472cea1ef95df0967e8a4a7b47;p=platform%2Fupstream%2Fglib.git

diff --git a/gio/gmemorysettingsbackend.c b/gio/gmemorysettingsbackend.c
index 26a0d79..b0d58b5 100644
--- a/gio/gmemorysettingsbackend.c
+++ b/gio/gmemorysettingsbackend.c
@@ -12,18 +12,15 @@
  * Lesser General Public License for more details.
  *
  * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the
- * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- * Boston, MA 02111-1307, USA.
+ * License along with this library; if not, see <http://www.gnu.org/licenses/>.
  *
  * Author: Ryan Lortie <desrt@desrt.ca>
  */
 
 #include "config.h"
 
-#include "gmemorysettingsbackend.h"
 #include "gsimplepermission.h"
-#include "gsettingsbackend.h"
+#include "gsettingsbackendinternal.h"
 #include "giomodule.h"
 
 
@@ -95,13 +92,16 @@ g_memory_settings_backend_write_one (gpointer key,
 {
   GMemorySettingsBackend *memory = data;
 
-  g_hash_table_insert (memory->table, g_strdup (key), g_variant_ref (value));
+  if (value != NULL)
+    g_hash_table_insert (memory->table, g_strdup (key), g_variant_ref (value));
+  else
+    g_hash_table_remove (memory->table, key);
 
   return FALSE;
 }
 
 static gboolean
-g_memory_settings_backend_write_keys (GSettingsBackend *backend,
+g_memory_settings_backend_write_tree (GSettingsBackend *backend,
                                       GTree            *tree,
                                       gpointer          origin_tag)
 {
@@ -111,6 +111,20 @@ g_memory_settings_backend_write_keys (GSettingsBackend *backend,
   return TRUE;
 }
 
+static void
+g_memory_settings_backend_reset (GSettingsBackend *backend,
+                                 const gchar      *key,
+                                 gpointer          origin_tag)
+{
+  GMemorySettingsBackend *memory = G_MEMORY_SETTINGS_BACKEND (backend);
+
+  if (g_hash_table_lookup (memory->table, key))
+    {
+      g_hash_table_remove (memory->table, key);
+      g_settings_backend_changed (backend, key, origin_tag);
+    }
+}
+
 static gboolean
 g_memory_settings_backend_get_writable (GSettingsBackend *backend,
                                         const gchar      *name)
@@ -151,8 +165,28 @@ g_memory_settings_backend_class_init (GMemorySettingsBackendClass *class)
 
   backend_class->read = g_memory_settings_backend_read;
   backend_class->write = g_memory_settings_backend_write;
-  backend_class->write_keys = g_memory_settings_backend_write_keys;
+  backend_class->write_tree = g_memory_settings_backend_write_tree;
+  backend_class->reset = g_memory_settings_backend_reset;
   backend_class->get_writable = g_memory_settings_backend_get_writable;
   backend_class->get_permission = g_memory_settings_backend_get_permission;
   object_class->finalize = g_memory_settings_backend_finalize;
 }
+
+/**
+ * g_memory_settings_backend_new:
+ *
+ * Creates a memory-backed #GSettingsBackend.
+ *
+ * This backend allows changes to settings, but does not write them
+ * to any backing storage, so the next time you run your application,
+ * the memory backend will start out with the default values again.
+ *
+ * Returns: (transfer full): a newly created #GSettingsBackend
+ *
+ * Since: 2.28
+ */
+GSettingsBackend *
+g_memory_settings_backend_new (void)
+{
+  return g_object_new (G_TYPE_MEMORY_SETTINGS_BACKEND, NULL);
+}