[gnome-photos] Add PhotosItemModel

[Debarshi Ray <debarshir src gnome org>]

commit 26e29822acc54579ca7314a0c11307171982defa
Author: Debarshi Ray <debarshir gnome org>
Date:   Mon Apr 30 16:36:09 2012 +0200

    Add PhotosItemModel

 src/Makefile.am         |    2 +
 src/photos-item-model.c |  119 +++++++++++++++++++++++++++++++++++++++++++++++
 src/photos-item-model.h |   88 ++++++++++++++++++++++++++++++++++
 3 files changed, 209 insertions(+), 0 deletions(-)
---
diff --git a/src/Makefile.am b/src/Makefile.am
index 8bc6a13..6ab0400 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-item-model.c \
+	photos-item-model.h \
 	photos-view-embed.c \
 	photos-view-embed.h \
 	photos-main-toolbar.c \
diff --git a/src/photos-item-model.c b/src/photos-item-model.c
new file mode 100644
index 0000000..3452d1d
--- /dev/null
+++ b/src/photos-item-model.c
@@ -0,0 +1,119 @@
+/*
+ * 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 "photos-item-model.h"
+
+
+G_DEFINE_TYPE (PhotosItemModel, photos_item_model, GTK_TYPE_LIST_STORE);
+
+
+static gboolean
+photos_item_model_item_removed_foreach (GtkTreeModel *model,
+                                        GtkTreePath *path,
+                                        GtkTreeIter *iter,
+                                        gpointer user_data)
+{
+  PhotosBaseItem *item = PHOTOS_BASE_ITEM (user_data);
+  gboolean ret_val = FALSE;
+  const gchar *id;
+  gchar *value;
+
+  id = photos_base_item_get_id (item);
+  gtk_tree_model_get (model, iter, PHOTOS_ITEM_MODEL_URN, &value, -1);
+
+  if (g_strcmp0 (id, value) == 0)
+    {
+      gtk_list_store_remove (GTK_LIST_STORE (model), iter);
+      ret_val = TRUE;
+    }
+
+  g_free (value);
+  return ret_val;
+}
+
+
+static void
+photos_item_model_init (PhotosItemModel *self)
+{
+  PhotosItemModelPrivate *priv;
+  GType columns[] = {G_TYPE_STRING,    /* URN */
+                     G_TYPE_STRING,    /* URI */
+                     G_TYPE_STRING,    /* NAME */
+                     G_TYPE_STRING,    /* AUTHOR */
+                     GDK_TYPE_PIXBUF,  /* ICON */
+                     G_TYPE_LONG,      /* MTIME */
+                     G_TYPE_BOOLEAN};  /* STATE */
+
+  self->priv = G_TYPE_INSTANCE_GET_PRIVATE (self,
+                                            PHOTOS_TYPE_ITEM_MODEL,
+                                            PhotosItemModelPrivate);
+  priv = self->priv;
+
+  gtk_list_store_set_column_types (GTK_LIST_STORE (self), sizeof (columns) / sizeof (columns[0]), columns);
+  gtk_tree_sortable_set_sort_column_id (GTK_TREE_SORTABLE (self), PHOTOS_ITEM_MODEL_MTIME, GTK_SORT_DESCENDING);
+}
+
+
+static void
+photos_item_model_class_init (PhotosItemModelClass *class)
+{
+}
+
+
+GtkListStore *
+photos_item_model_new (void)
+{
+  return g_object_new (PHOTOS_TYPE_ITEM_MODEL, NULL);
+}
+
+
+void
+photos_item_model_item_added (PhotosItemModel *self, PhotosBaseItem *item)
+{
+  GtkTreeIter iter;
+  GtkTreePath *path;
+  GtkTreeRowReference *row_ref;
+
+  gtk_list_store_append (GTK_LIST_STORE (self), &iter);
+  gtk_list_store_set (GTK_LIST_STORE (self),
+                      &iter,
+                      PHOTOS_ITEM_MODEL_URN, photos_base_item_get_id (item),
+                      PHOTOS_ITEM_MODEL_URI, photos_base_item_get_uri (item),
+                      PHOTOS_ITEM_MODEL_NAME, photos_base_item_get_name (item),
+                      PHOTOS_ITEM_MODEL_AUTHOR, photos_base_item_get_author (item),
+                      PHOTOS_ITEM_MODEL_ICON, photos_base_item_get_icon (item),
+                      PHOTOS_ITEM_MODEL_MTIME, photos_base_item_get_mtime (item),
+                      -1);
+
+  path = gtk_tree_model_get_path (GTK_TREE_MODEL (self), &iter);
+  row_ref = gtk_tree_row_reference_new (GTK_TREE_MODEL (self), path);
+  /* TODO: connect to "info-updated" */
+  gtk_tree_row_reference_free (row_ref);
+}
+
+
+void
+photos_item_model_item_removed (PhotosItemModel *self, PhotosBaseItem *item)
+{
+  gtk_tree_model_foreach (GTK_TREE_MODEL (self), photos_item_model_item_removed_foreach, item);
+}
diff --git a/src/photos-item-model.h b/src/photos-item-model.h
new file mode 100644
index 0000000..fb1fbad
--- /dev/null
+++ b/src/photos-item-model.h
@@ -0,0 +1,88 @@
+/*
+ * 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_ITEM_MODEL_H
+#define PHOTOS_ITEM_MODEL_H
+
+#include <gtk/gtk.h>
+
+#include "photos-base-item.h"
+
+G_BEGIN_DECLS
+
+#define PHOTOS_TYPE_ITEM_MODEL (photos_view_embed_get_type ())
+
+#define PHOTOS_ITEM_MODEL(obj) \
+  (G_TYPE_CHECK_INSTANCE_CAST ((obj), \
+   PHOTOS_TYPE_ITEM_MODEL, PhotosItemModel))
+
+#define PHOTOS_ITEM_MODEL_CLASS(klass) \
+  (G_TYPE_CHECK_CLASS_CAST ((klass), \
+   PHOTOS_TYPE_ITEM_MODEL, PhotosItemModelClass))
+
+#define PHOTOS_IS_ITEM_MODEL(obj) \
+  (G_TYPE_CHECK_INSTANCE_TYPE ((obj), \
+   PHOTOS_TYPE_ITEM_MODEL))
+
+#define PHOTOS_IS_ITEM_MODEL_CLASS(klass) \
+  (G_TYPE_CHECK_CLASS_TYPE ((klass), \
+   PHOTOS_TYPE_ITEM_MODEL))
+
+#define PHOTOS_ITEM_MODEL_GET_CLASS(obj) \
+  (G_TYPE_INSTANCE_GET_CLASS ((obj), \
+   PHOTOS_TYPE_ITEM_MODEL, PhotosItemModelClass))
+
+typedef enum
+{
+  PHOTOS_ITEM_MODEL_URN,
+  PHOTOS_ITEM_MODEL_URI,
+  PHOTOS_ITEM_MODEL_NAME,
+  PHOTOS_ITEM_MODEL_AUTHOR,
+  PHOTOS_ITEM_MODEL_ICON,
+  PHOTOS_ITEM_MODEL_MTIME,
+  PHOTOS_ITEM_MODEL_SELECTED
+} PhotosItemModelColumns;
+
+typedef struct _PhotosItemModel        PhotosItemModel;
+typedef struct _PhotosItemModelClass   PhotosItemModelClass;
+typedef struct _PhotosItemModelPrivate PhotosItemModelPrivate;
+
+struct _PhotosItemModel
+{
+  GtkListStore parent_instance;
+  PhotosItemModelPrivate *priv;
+};
+
+struct _PhotosItemModelClass
+{
+  GtkListStoreClass parent_class;
+};
+
+GType             photos_item_model_get_type               (void) G_GNUC_CONST;
+
+GtkListStore     *photos_item_model_new                    (void);
+
+void              photos_item_model_item_added             (PhotosItemModel *self, PhotosBaseItem *item);
+
+void              photos_item_model_item_removed           (PhotosItemModel *self, PhotosBaseItem *item);
+
+G_END_DECLS
+
+#endif /* PHOTOS_ITEM_MODEL_H */