Index: src/conf_core.h
===================================================================
--- src/conf_core.h	(revision 16993)
+++ src/conf_core.h	(revision 16994)
@@ -221,6 +221,9 @@
 			CFT_INTEGER cross_thick;      /* cross thickness in pixels - 0 means disable crosses */
 			CFT_COORD cross_size;         /* cross size in word coords - size of one arm of the cross (minus the hole radius) */
 		} padstack;
+		struct subc {
+			CFT_INTEGER dash_freq;        /* how dense the dashed outline should be; -1 means do not display the dashed outline; 0 means solid outline; 1..32 means dashed outline */
+		} subc;
 		struct messages {
 			CFT_INTEGER char_per_line;   /* width of an output line in characters (used by separator drawing in find.c) */		
 		} messages;
Index: src/obj_subc.c
===================================================================
--- src/obj_subc.c	(revision 16993)
+++ src/obj_subc.c	(revision 16994)
@@ -1519,7 +1519,11 @@
 	pcb_subc_t *subc = (pcb_subc_t *) b;
 	pcb_box_t *bb = &subc->BoundingBox;
 	int selected = PCB_FLAG_TEST(PCB_FLAG_SELECTED, subc);
+	int freq = conf_core.appearance.subc.dash_freq;
 
+	if (freq > 32)
+		freq = 32;
+
 	pcb_gui->set_color(pcb_draw_out.fgGC, conf_core.appearance.color.element);
 	pcb_gui->set_line_cap(pcb_draw_out.fgGC, Trace_Cap);
 	pcb_gui->set_line_width(pcb_draw_out.fgGC, 0);
@@ -1528,13 +1532,15 @@
 	pcb_subc_draw_origin(pcb_draw_out.fgGC, subc, 0, 0);
 	pcb_gui->set_draw_xor(pcb_draw_out.fgGC, 0);
 
-	pcb_gui->set_line_width(pcb_draw_out.fgGC, 0);
-	pcb_gui->set_draw_xor(pcb_draw_out.fgGC, 1);
-	pcb_draw_dashed_line(pcb_draw_out.fgGC, bb->X1, bb->Y1, bb->X2, bb->Y1, 5);
-	pcb_draw_dashed_line(pcb_draw_out.fgGC, bb->X1, bb->Y1, bb->X1, bb->Y2, 5);
-	pcb_draw_dashed_line(pcb_draw_out.fgGC, bb->X2, bb->Y2, bb->X2, bb->Y1, 5);
-	pcb_draw_dashed_line(pcb_draw_out.fgGC, bb->X2, bb->Y2, bb->X1, bb->Y2, 5);
-	pcb_gui->set_draw_xor(pcb_draw_out.fgGC, 0);
+	if (freq >= 0) {
+		pcb_gui->set_line_width(pcb_draw_out.fgGC, 0);
+		pcb_gui->set_draw_xor(pcb_draw_out.fgGC, 1);
+		pcb_draw_dashed_line(pcb_draw_out.fgGC, bb->X1, bb->Y1, bb->X2, bb->Y1, freq);
+		pcb_draw_dashed_line(pcb_draw_out.fgGC, bb->X1, bb->Y1, bb->X1, bb->Y2, freq);
+		pcb_draw_dashed_line(pcb_draw_out.fgGC, bb->X2, bb->Y2, bb->X2, bb->Y1, freq);
+		pcb_draw_dashed_line(pcb_draw_out.fgGC, bb->X2, bb->Y2, bb->X1, bb->Y2, freq);
+		pcb_gui->set_draw_xor(pcb_draw_out.fgGC, 0);
+	}
 
 	if (subc->refdes != NULL) {
 		pcb_coord_t x0, y0, dx, dy;
Index: src/pcb-conf.lht
===================================================================
--- src/pcb-conf.lht	(revision 16993)
+++ src/pcb-conf.lht	(revision 16994)
@@ -215,6 +215,9 @@
 				cross_thick = 1
 				cross_size = 0.1 mm
 			}
+			ha:subc {
+				dash_freq = 5
+			}
 			ha:messages {
 #				char_per_line = 0
 			}