From db5b79ff2cd721e79fe930587cfdc84abd3ce2b7 Mon Sep 17 00:00:00 2001
From: Milan Crha <mcrha@redhat.com>
Date: Fri, 26 Aug 2011 08:36:58 +0200
Subject: Bug #362366 - Dragging selected folder to message pane duplicates
 messages

---
 mail/message-list.c | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/mail/message-list.c b/mail/message-list.c
index 70922b8e05..3f55d2cf0f 100644
--- a/mail/message-list.c
+++ b/mail/message-list.c
@@ -2363,6 +2363,19 @@ ml_tree_drag_motion (ETree *tree, GdkDragContext *context, gint x, gint y, guint
 		return TRUE;
 	}
 
+	if (EM_IS_FOLDER_TREE (gtk_drag_get_source_widget (context))) {
+		EMFolderTree *folder_tree;
+		CamelFolder *folder;
+
+		folder_tree = EM_FOLDER_TREE (gtk_drag_get_source_widget (context));
+		folder = em_folder_tree_get_selected_folder (folder_tree);
+
+		if (folder == ml->folder) {
+			gdk_drag_status (context, 0, time);
+			return TRUE;
+		}
+	}
+
 	targets = gdk_drag_context_list_targets (context);
 	while (targets != NULL) {
 		gint i;
-- 
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