[nautilus] pathbar: clear buttons directly when file is gone

[Cosimo Cecchi <cosimoc src gnome org>]

commit 7643a28eb104bf66c511633bd1662d546f8d7bf7
Author: Cosimo Cecchi <cosimoc gnome org>
Date:   Fri Aug 31 20:53:06 2012 -0400

    pathbar: clear buttons directly when file is gone
    
    Instead of having the code in nautilus-window-manage-views clear the
    pathbar, since it receives the same signal, handle it internally. This
    should make code more robust.

 src/nautilus-pathbar.c             |   11 +++++++----
 src/nautilus-pathbar.h             |    1 -
 src/nautilus-window-manage-views.c |   13 -------------
 3 files changed, 7 insertions(+), 18 deletions(-)
---
diff --git a/src/nautilus-pathbar.c b/src/nautilus-pathbar.c
index 29eaf2d..6b5fbf5 100644
--- a/src/nautilus-pathbar.c
+++ b/src/nautilus-pathbar.c
@@ -1223,7 +1223,7 @@ nautilus_path_bar_check_icon_theme (NautilusPathBar *path_bar)
 }
 
 /* Public functions and their helpers */
-void
+static void
 nautilus_path_bar_clear_buttons (NautilusPathBar *path_bar)
 {
         while (path_bar->priv->button_list != NULL) {
@@ -1558,12 +1558,15 @@ button_data_file_changed (NautilusFile *file,
 	} else if (nautilus_file_is_gone (file)) {
 		gint idx, position;
 
-		/* if the current or a parent location are gone, don't do anything, as the view
-		 * will get the event too and call us back.
+		/* if the current or a parent location are gone, clear all the buttons,
+		 * the view will set the new path.
 		 */
 		current_location = nautilus_file_get_location (current_button_data->file);
 
-		if (g_file_has_prefix (location, current_location)) {
+		if (g_file_has_prefix (current_location, location) ||
+		    g_file_equal (current_location, location)) {
+			nautilus_path_bar_clear_buttons (path_bar);
+		} else if (g_file_has_prefix (location, current_location)) {
 			/* remove this and the following buttons */
 			position = g_list_position (path_bar->priv->button_list,
 						    g_list_find (path_bar->priv->button_list, button_data));
diff --git a/src/nautilus-pathbar.h b/src/nautilus-pathbar.h
index 2a5d6b5..7dbc20f 100644
--- a/src/nautilus-pathbar.h
+++ b/src/nautilus-pathbar.h
@@ -56,6 +56,5 @@ struct _NautilusPathBarClass
 GType    nautilus_path_bar_get_type (void) G_GNUC_CONST;
 
 void     nautilus_path_bar_set_path    (NautilusPathBar *path_bar, GFile *file);
-void     nautilus_path_bar_clear_buttons (NautilusPathBar *path_bar);
 
 #endif /* NAUTILUS_PATHBAR_H */
diff --git a/src/nautilus-window-manage-views.c b/src/nautilus-window-manage-views.c
index 3f8b2f0..9ac7641 100644
--- a/src/nautilus-window-manage-views.c
+++ b/src/nautilus-window-manage-views.c
@@ -333,19 +333,6 @@ viewed_file_changed_callback (NautilusFile *file,
 			}
 
 			if (go_to_file != NULL) {
-				/* the path bar URI will be set to go_to_uri immediately
-				 * in begin_location_change, but we don't want the
-				 * inexistant children to show up anymore */
-				if (slot == slot->window->details->active_slot) {
-					GtkWidget *path_bar;
-
-					/* multiview-TODO also update NautilusWindowSlot
-					 * [which as of writing doesn't save/store any path bar state]
-					 */
-					path_bar = nautilus_toolbar_get_path_bar (NAUTILUS_TOOLBAR (slot->window->details->toolbar));
-					nautilus_path_bar_clear_buttons (NAUTILUS_PATH_BAR (path_bar));
-				}
-				
 				nautilus_window_slot_open_location (slot, go_to_file, 0);
 				g_object_unref (go_to_file);
 			} else {