chore(examples): fix unused-variable warning (#3732)

Co-authored-by: pengyiqiang <pengyiqiang@xiaomi.com>
2022-10-10 21:31:29 +08:00
parent c3a49327ba
commit 14c126a883
7 changed files with 9 additions and 1 deletions
--- a/examples/widgets/btnmatrix/lv_example_btnmatrix_1.c
+++ b/examples/widgets/btnmatrix/lv_example_btnmatrix_1.c
@@ -8,7 +8,7 @@ static void event_handler(lv_event_t * e)
    if(code == LV_EVENT_VALUE_CHANGED) {
        uint32_t id = lv_btnmatrix_get_selected_btn(obj);
        const char * txt = lv_btnmatrix_get_btn_text(obj, id);
-
+        LV_UNUSED(txt);
        LV_LOG_USER("%s was pressed\n", txt);
    }
 }