add dependecy check to some object types

2018-01-19 15:40:22 +01:00
parent 5db75661cf
commit 4ecee47caa
8 changed files with 42 additions and 7 deletions
--- a/lv_objx/lv_roller.h
+++ b/lv_objx/lv_roller.h
@@ -16,6 +16,11 @@ extern "C" {
 #include "../../lv_conf.h"
 #if USE_LV_ROLLER != 0

+/*Testing of dependencies*/
+#if USE_LV_DDLIST == 0
+#error "lv_roller: lv_ddlist is required. Enable it in lv_conf.h (USE_LV_DDLIST  1) "
+#endif
+
 #include "../lv_core/lv_obj.h"
 #include "lv_ddlist.h"