Made a minimal number of things be destroyed and recreated when updating a

2000-05-08  Christopher James Lahey  <clahey@helixcode.com>

	* gui/minicard/e-minicard-view.c, gui/minicard/e-minicard.c,
	gui/minicard/e-minicard.h, gui/minicard/e-reflow-sorted.c,
	gui/minicard/e-reflow-sorted.h: Made a minimal number of things be
	destroyed and recreated when updating a field.

svn path=/trunk/; revision=2904

2 files changed, 57 insertions, 12 deletions

diff --git a/widgets/e-reflow/e-reflow-sorted.c b/widgets/e-reflow/e-reflow-sorted.c
index c70d7b2739..688cf87c98 100644
--- a/widgets/e-reflow/e-reflow-sorted.c
+++ b/widgets/e-reflow/e-reflow-sorted.c
@@ -136,8 +136,8 @@ e_reflow_sorted_get_arg (GtkObject *object, GtkArg *arg, guint arg_id)
 	}
 }
 
-void
-e_reflow_sorted_remove_item(EReflowSorted *e_reflow_sorted, const gchar *id)
+static GList *
+e_reflow_sorted_get_list(EReflowSorted *e_reflow_sorted, const gchar *id)
 {
 	if (e_reflow_sorted->string_func) {
 		EReflow *reflow = E_REFLOW(e_reflow_sorted);
@@ -146,16 +146,32 @@ e_reflow_sorted_remove_item(EReflowSorted *e_reflow_sorted, const gchar *id)
 			GnomeCanvasItem *item = list->data;
 			char *string = e_reflow_sorted->string_func (item);
 			if (string && !strcmp(string, id)) {
-				reflow->items = g_list_remove_link(reflow->items, list);
-				g_list_free_1(list);
-				gtk_object_destroy(GTK_OBJECT(item));
-				if ( GTK_OBJECT_FLAGS( e_reflow_sorted ) & GNOME_CANVAS_ITEM_REALIZED ) {
-					e_canvas_item_request_reflow(item);
-				}
-				return;
+				return list;
 			}
 		}
 	}
+	return NULL;
+}
+
+void
+e_reflow_sorted_remove_item(EReflowSorted *e_reflow_sorted, const gchar *id)
+{
+	GList *list;
+	GnomeCanvasItem *item = NULL;
+
+	list = e_reflow_sorted_get_list(e_reflow_sorted, id);
+	if (list)
+		item = list->data;
+
+	if (item) {
+		EReflow *reflow = E_REFLOW(e_reflow_sorted);
+		reflow->items = g_list_remove_link(reflow->items, list);
+		g_list_free_1(list);
+		gtk_object_destroy(GTK_OBJECT(item));
+		if ( GTK_OBJECT_FLAGS( e_reflow_sorted ) & GNOME_CANVAS_ITEM_REALIZED ) {
+			e_canvas_item_request_reflow(item);
+		}
+	}
 }
 
 void
@@ -168,6 +184,33 @@ e_reflow_sorted_replace_item(EReflowSorted *e_reflow_sorted, GnomeCanvasItem *it
 	}
 }
 
+GnomeCanvasItem *
+e_reflow_sorted_get_item(EReflowSorted *e_reflow_sorted, const gchar *id)
+{
+	GList *list;
+	list = e_reflow_sorted_get_list(e_reflow_sorted, id);
+	if (list)
+		return list->data;
+	else
+		return NULL;
+}
+
+void
+e_reflow_sorted_reorder_item(EReflowSorted *e_reflow_sorted, const gchar *id)
+{
+	GList *list;
+	GnomeCanvasItem *item = NULL;
+
+	list = e_reflow_sorted_get_list(e_reflow_sorted, id);
+	if (list)
+		item = list->data;
+	if (item) {
+		EReflow *reflow = E_REFLOW(e_reflow_sorted);
+		reflow->items = g_list_remove_link(reflow->items, list);
+		g_list_free_1(list);
+		e_reflow_sorted_add_item(reflow, item);
+	}
+}
 
 static void
 e_reflow_sorted_add_item(EReflow *reflow, GnomeCanvasItem *item)
diff --git a/widgets/e-reflow/e-reflow-sorted.h b/widgets/e-reflow/e-reflow-sorted.h
index 4ffec7579b..d9b4acc747 100644
--- a/widgets/e-reflow/e-reflow-sorted.h
+++ b/widgets/e-reflow/e-reflow-sorted.h
@@ -76,9 +76,11 @@ struct _EReflowSortedClass
  * should also do an ECanvas parent reflow request if its size
  * changes.
  */
-void       e_reflow_sorted_remove_item  (EReflowSorted *sorted, const char *id);
-void       e_reflow_sorted_replace_item (EReflowSorted *sorted, GnomeCanvasItem *item);
-GtkType    e_reflow_sorted_get_type     (void);
+void         	 e_reflow_sorted_remove_item  (EReflowSorted *sorted, const char *id);
+void         	 e_reflow_sorted_replace_item (EReflowSorted *sorted, GnomeCanvasItem *item);
+void         	 e_reflow_sorted_reorder_item (EReflowSorted *e_reflow_sorted, const gchar *id);
+GnomeCanvasItem *e_reflow_sorted_get_item     (EReflowSorted *e_reflow_sorted, const gchar *id);
+GtkType          e_reflow_sorted_get_type     (void);
 
 #ifdef __cplusplus
 }