+modest_ui_dimming_rules_on_mark_as_read_msg_in_view (ModestWindow *win, gpointer user_data)
+{
+ ModestDimmingRule *rule = NULL;
+ TnyHeader *header;
+ TnyHeaderFlags flags;
+ gboolean dimmed = FALSE;
+
+
+ g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW(win), FALSE);
+ g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
+ rule = MODEST_DIMMING_RULE (user_data);
+
+ header = modest_msg_view_window_get_header (MODEST_MSG_VIEW_WINDOW (win));
+ if (!header) {
+ dimmed = TRUE;
+ }
+
+ /* If the viewer is showing a message sent as attachment */
+ if (!dimmed)
+ dimmed = !modest_msg_view_window_has_headers_model (MODEST_MSG_VIEW_WINDOW (win));
+
+ if (!dimmed) {
+ flags = tny_header_get_flags (header);
+ if (flags & TNY_HEADER_FLAG_SEEN)
+ dimmed = TRUE;
+ }
+
+ if (header)
+ g_object_unref (header);
+ return dimmed;
+}
+
+
+gboolean
+modest_ui_dimming_rules_on_mark_as_unread_msg_in_view (ModestWindow *win, gpointer user_data)
+{
+ ModestDimmingRule *rule = NULL;
+ TnyHeader *header;
+ TnyHeaderFlags flags;
+ gboolean dimmed = FALSE;
+
+
+ g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW(win), FALSE);
+ g_return_val_if_fail (MODEST_IS_DIMMING_RULE (user_data), FALSE);
+ rule = MODEST_DIMMING_RULE (user_data);
+
+ header = modest_msg_view_window_get_header (MODEST_MSG_VIEW_WINDOW (win));
+ if (!header) {
+ dimmed = TRUE;
+ }
+
+ /* If the viewer is showing a message sent as attachment */
+ if (!dimmed)
+ dimmed = !modest_msg_view_window_has_headers_model (MODEST_MSG_VIEW_WINDOW (win));
+
+ if (!dimmed) {
+ flags = tny_header_get_flags (header);
+ if (!(flags & TNY_HEADER_FLAG_SEEN))
+ dimmed = TRUE;
+ }
+
+ if (header)
+ g_object_unref (header);
+ return dimmed;
+}
+
+gboolean