[empathy: 12/17] [empathy-chat-window] Documented MOVE/COPY selection in drag_motion

[Guillaume Desmottes <gdesmott src gnome org>]

commit bbe8c4eadaf0aadd45b3f70cb55dfad44bd4ba49
Author: Shaun McCance <Shaun McCance>
Date:   Mon Oct 5 14:52:46 2009 -0500

    [empathy-chat-window] Documented MOVE/COPY selection in drag_motion

 src/empathy-chat-window.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)
---
diff --git a/src/empathy-chat-window.c b/src/empathy-chat-window.c
index 2c6acf7..a6bd5f2 100644
--- a/src/empathy-chat-window.c
+++ b/src/empathy-chat-window.c
@@ -1344,6 +1344,10 @@ chat_window_drag_motion (GtkWidget        *widget,
 	}
 
 	target = gtk_drag_dest_find_target (widget, context, list);
+	/* If target != GDK_NONE, this target type is a type we should move
+	   instead of copy.  That's a notebook tab.  Other drag types, such
+	   as files or contacts, use copy.
+	 */
 	if (target == GDK_NONE) {
 		gdk_drag_status (context, GDK_ACTION_COPY, time);
 	}