[gnome-photos] Add PhotosFilterable

[Debarshi Ray <debarshir src gnome org>]

commit e3015245a5114f8aab282eaa28b82c01a8bc2ec7
Author: Debarshi Ray <debarshir gnome org>
Date:   Sat May 5 14:48:55 2012 +0200

    Add PhotosFilterable

 src/Makefile.am         |    2 +
 src/photos-filterable.c |   43 ++++++++++++++++++++++++++++++++++
 src/photos-filterable.h |   58 +++++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 103 insertions(+), 0 deletions(-)
---
diff --git a/src/Makefile.am b/src/Makefile.am
index 61e9433..7651f2c 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -33,6 +33,8 @@ gnome_photos_SOURCES = \
 	photos-base-item.h \
 	photos-collection-manager.c \
 	photos-collection-manager.h \
+	photos-filterable.c \
+	photos-filterable.h \
 	photos-item-manager.c \
 	photos-item-manager.h \
 	photos-item-model.c \
diff --git a/src/photos-filterable.c b/src/photos-filterable.c
new file mode 100644
index 0000000..86bd7a1
--- /dev/null
+++ b/src/photos-filterable.c
@@ -0,0 +1,43 @@
+/*
+ * Photos - access, organize and share your photos on GNOME
+ * Copyright  2012 Red Hat, Inc.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+ * 02110-1301, USA.
+ */
+
+
+#include "config.h"
+
+#include <glib.h>
+
+#include "photos-filterable.h"
+
+
+G_DEFINE_INTERFACE (PhotosFilterable, photos_filterable, G_TYPE_INVALID);
+
+
+static void
+photos_filterable_default_init (PhotosFilterableInterface *iface)
+{
+}
+
+
+gchar *
+photos_filterable_get_filter (PhotosFilterable *iface)
+{
+  g_return_val_if_fail (PHOTOS_IS_FILTERABLE (iface), NULL);
+  return PHOTOS_FILTERABLE_GET_INTERFACE (iface)->get_filter (iface);
+}
diff --git a/src/photos-filterable.h b/src/photos-filterable.h
new file mode 100644
index 0000000..4810cc1
--- /dev/null
+++ b/src/photos-filterable.h
@@ -0,0 +1,58 @@
+/*
+ * Photos - access, organize and share your photos on GNOME
+ * Copyright  2012 Red Hat, Inc.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+ * 02110-1301, USA.
+ */
+
+#ifndef PHOTOS_FILTERABLE_H
+#define PHOTOS_FILTERABLE_H
+
+#include <glib-object.h>
+
+G_BEGIN_DECLS
+
+#define PHOTOS_TYPE_FILTERABLE (photos_base_item_get_type ())
+
+#define PHOTOS_FILTERABLE(obj) \
+  (G_TYPE_CHECK_INSTANCE_CAST ((obj), \
+   PHOTOS_TYPE_FILTERABLE, PhotosFilterable))
+
+#define PHOTOS_IS_FILTERABLE(obj) \
+  (G_TYPE_CHECK_INSTANCE_TYPE ((obj), \
+   PHOTOS_TYPE_FILTERABLE))
+
+#define PHOTOS_FILTERABLE_GET_INTERFACE(inst) \
+  (G_TYPE_INSTANCE_GET_INTERFACE ((inst), \
+   PHOTOS_TYPE_FILTERABLE, PhotosFilterableInterface))
+
+typedef struct _PhotosFilterable          PhotosFilterable;
+typedef struct _PhotosFilterableInterface PhotosFilterableInterface;
+
+struct _PhotosFilterableInterface
+{
+  GTypeInterface parent_iface;
+
+  gchar *(*get_filter) (PhotosFilterable *self);
+};
+
+GType               photos_filterable_get_type           (void) G_GNUC_CONST;
+
+gchar              *photos_filterable_get_filter         (PhotosFilterable *iface);
+
+G_END_DECLS
+
+#endif /* PHOTOS_FILTERABLE_H */