[evolution] Add e_attachment_store_get_attachments().

[Matthew Barnes <mbarnes src gnome org>]

commit 68af3e6898a57080490f860c5076d91a57f6407e
Author: Matthew Barnes <mbarnes redhat com>
Date:   Thu May 14 12:55:33 2009 -0400

    Add e_attachment_store_get_attachments().
---
 widgets/misc/e-attachment-store.c |   76 ++++++++++++++++++++----------------
 widgets/misc/e-attachment-store.h |    2 +
 2 files changed, 44 insertions(+), 34 deletions(-)

diff --git a/widgets/misc/e-attachment-store.c b/widgets/misc/e-attachment-store.c
index 53a1cbe..216a60d 100644
--- a/widgets/misc/e-attachment-store.c
+++ b/widgets/misc/e-attachment-store.c
@@ -360,12 +360,35 @@ e_attachment_store_add_to_multipart (EAttachmentStore *store,
                                      CamelMultipart *multipart,
                                      const gchar *default_charset)
 {
+	GList *list, *iter;
+
+	g_return_if_fail (E_IS_ATTACHMENT_STORE (store));
+	g_return_if_fail (CAMEL_MULTIPART (multipart));
+
+	list = e_attachment_store_get_attachments (store);
+
+	for (iter = list; iter != NULL; iter = iter->next) {
+		EAttachment *attachment = iter->data;
+
+		/* Skip the attachment if it's still loading. */
+		if (!e_attachment_get_loading (attachment))
+			e_attachment_add_to_multipart (
+				attachment, multipart, default_charset);
+	}
+
+	g_list_foreach (list, (GFunc) g_object_unref, NULL);
+	g_list_free (list);
+}
+
+GList *
+e_attachment_store_get_attachments (EAttachmentStore *store)
+{
+	GList *list = NULL;
 	GtkTreeModel *model;
 	GtkTreeIter iter;
 	gboolean valid;
 
-	g_return_if_fail (E_IS_ATTACHMENT_STORE (store));
-	g_return_if_fail (CAMEL_MULTIPART (multipart));
+	g_return_val_if_fail (E_IS_ATTACHMENT_STORE (store), NULL);
 
 	model = GTK_TREE_MODEL (store);
 	valid = gtk_tree_model_get_iter_first (model, &iter);
@@ -377,15 +400,12 @@ e_attachment_store_add_to_multipart (EAttachmentStore *store,
 		column_id = E_ATTACHMENT_STORE_COLUMN_ATTACHMENT;
 		gtk_tree_model_get (model, &iter, column_id, &attachment, -1);
 
-		/* Skip the attachment if it's still loading. */
-		if (!e_attachment_get_loading (attachment))
-			e_attachment_add_to_multipart (
-				attachment, multipart, default_charset);
-
-		g_object_unref (attachment);
+		list = g_list_prepend (list, attachment);
 
 		valid = gtk_tree_model_iter_next (model, &iter);
 	}
+
+	return g_list_reverse (list);
 }
 
 const gchar *
@@ -422,60 +442,48 @@ e_attachment_store_get_num_attachments (EAttachmentStore *store)
 guint
 e_attachment_store_get_num_loading (EAttachmentStore *store)
 {
-	GtkTreeModel *model;
-	GtkTreeIter iter;
+	GList *list, *iter;
 	guint num_loading = 0;
-	gboolean valid;
 
 	g_return_val_if_fail (E_IS_ATTACHMENT_STORE (store), 0);
 
-	model = GTK_TREE_MODEL (store);
-	valid = gtk_tree_model_get_iter_first (model, &iter);
+	list = e_attachment_store_get_attachments (store);
 
-	while (valid) {
-		EAttachment *attachment;
-		gint column_id;
+	for (iter = list; iter != NULL; iter = iter->next) {
+		EAttachment *attachment = iter->data;
 
-		column_id = E_ATTACHMENT_STORE_COLUMN_ATTACHMENT;
-		gtk_tree_model_get (model, &iter, column_id, &attachment, -1);
 		if (e_attachment_get_loading (attachment))
 			num_loading++;
-		g_object_unref (attachment);
-
-		valid = gtk_tree_model_iter_next (model, &iter);
 	}
 
+	g_list_foreach (list, (GFunc) g_object_unref, NULL);
+	g_list_free (list);
+
 	return num_loading;
 }
 
 goffset
 e_attachment_store_get_total_size (EAttachmentStore *store)
 {
-	GtkTreeModel *model;
-	GtkTreeIter iter;
+	GList *list, *iter;
 	goffset total_size = 0;
-	gboolean valid;
 
 	g_return_val_if_fail (E_IS_ATTACHMENT_STORE (store), 0);
 
-	model = GTK_TREE_MODEL (store);
-	valid = gtk_tree_model_get_iter_first (model, &iter);
+	list = e_attachment_store_get_attachments (store);
 
-	while (valid) {
-		EAttachment *attachment;
+	for (iter = list; iter != NULL; iter = iter->next) {
+		EAttachment *attachment = iter->data;
 		GFileInfo *file_info;
-		gint column_id;
 
-		column_id = E_ATTACHMENT_STORE_COLUMN_ATTACHMENT;
-		gtk_tree_model_get (model, &iter, column_id, &attachment, -1);
 		file_info = e_attachment_get_file_info (attachment);
 		if (file_info != NULL)
 			total_size += g_file_info_get_size (file_info);
-		g_object_unref (attachment);
-
-		valid = gtk_tree_model_iter_next (model, &iter);
 	}
 
+	g_list_foreach (list, (GFunc) g_object_unref, NULL);
+	g_list_free (list);
+
 	return total_size;
 }
 
diff --git a/widgets/misc/e-attachment-store.h b/widgets/misc/e-attachment-store.h
index e7f89b7..9fdd74d 100644
--- a/widgets/misc/e-attachment-store.h
+++ b/widgets/misc/e-attachment-store.h
@@ -84,6 +84,8 @@ void		e_attachment_store_add_to_multipart
 						(EAttachmentStore *store,
 						 CamelMultipart *multipart,
 						 const gchar *default_charset);
+GList *		e_attachment_store_get_attachments
+						(EAttachmentStore *store);
 const gchar *	e_attachment_store_get_current_folder
 						(EAttachmentStore *store);
 void		e_attachment_store_set_current_folder