Index: trunk/src/libcschem/cnc_obj.h
===================================================================
--- trunk/src/libcschem/cnc_obj.h	(revision 1884)
+++ trunk/src/libcschem/cnc_obj.h	(revision 1885)
@@ -44,6 +44,13 @@
 	if (value > obj->hdr.bbox.coord ## 2) { obj->hdr.bbox.coord ## 2 = value; obj->hdr.sheet->bbox.x1 = CSCH_COORD_INV; } \
 } while(0)
 
+#define csch_cobj_redraw(obj) \
+do { \
+	csch_chdr_t *__obj__ = obj; \
+	rnd_event(&__obj__->sheet->hidlib, CSCH_EVENT_OBJ_NEEDS_REDRAW, "p", __obj__); \
+} while(0)
+
+
 /* implement heuristics to figure on which display layer an object is supposed to go */
 csch_displayer_t csch_cobj_dsply(csch_chdr_t *obj);
 
Index: trunk/src/libcschem/event.c
===================================================================
--- trunk/src/libcschem/event.c	(revision 1884)
+++ trunk/src/libcschem/event.c	(revision 1885)
@@ -32,7 +32,8 @@
 	"cschev_layers_changed",
 	"cschev_layervis_changed",
 	"cschev_undo_post",
-	"cschev_sheet_edit"
+	"cschev_sheet_edit",
+	"cschev_obj_needs_redraw"
 };
 
 void csch_event_init_app(void)
Index: trunk/src/libcschem/event.h
===================================================================
--- trunk/src/libcschem/event.h	(revision 1884)
+++ trunk/src/libcschem/event.h	(revision 1885)
@@ -34,6 +34,7 @@
 	CSCH_EVENT_LAYERVIS_CHANGED,                 /* called after the visibility of layers has changed */
 	CSCH_EVENT_UNDO_POST,                        /* called after undo */
 	CSCH_EVENT_SHEET_EDITED,                     /* called after any sheet edit */
+	CSCH_EVENT_OBJ_NEEDS_REDRAW,                 /* called when an object needs redraw (object properties or geometry changed); arg: (csch_chdr_t *) */
 
 	CSCH_EVENT_last                              /* not a real event */
 };