swaymsg: print output power status

swaymsg/main.c

@@ -185,11 +185,12 @@ static void pretty_print_seat(json_object *i) {
 }
 
 static void pretty_print_output(json_object *o) {
-	json_object *name, *rect, *focused, *active, *ws, *current_mode, *non_desktop;
+	json_object *name, *rect, *focused, *active, *power, *ws, *current_mode, *non_desktop;
 	json_object_object_get_ex(o, "name", &name);
 	json_object_object_get_ex(o, "rect", &rect);
 	json_object_object_get_ex(o, "focused", &focused);
 	json_object_object_get_ex(o, "active", &active);
+	json_object_object_get_ex(o, "power", &power);
 	json_object_object_get_ex(o, "current_workspace", &ws);
 	json_object_object_get_ex(o, "non_desktop", &non_desktop);
 	json_object *make, *model, *serial, *scale, *scale_filter, *subpixel,
@@ -226,6 +227,7 @@ static void pretty_print_output(json_object *o) {
 		printf(
 			"Output %s '%s %s %s'%s\n"
 			"  Current mode: %dx%d @ %.3f Hz\n"
+			"  Power: %s\n"
 			"  Position: %d,%d\n"
 			"  Scale factor: %f\n"
 			"  Scale filter: %s\n"
@@ -240,6 +242,7 @@ static void pretty_print_output(json_object *o) {
 			json_object_get_int(width),
 			json_object_get_int(height),
 			(double)json_object_get_int(refresh) / 1000,
+			json_object_get_boolean(power) ? "on" : "off",
 			json_object_get_int(x), json_object_get_int(y),
 			json_object_get_double(scale),
 			json_object_get_string(scale_filter),