Keep button visible, but disabled

Author: Riksu9000

src/displayapp/screens/StopWatch.cpp

@@ -84,8 +84,12 @@ StopWatch::StopWatch(DisplayApp* app)
   lv_obj_set_height(btnStopLap, 50);
   lv_obj_set_width(btnStopLap, 115);
   lv_obj_align(btnStopLap, lv_scr_act(), LV_ALIGN_IN_BOTTOM_LEFT, 0, 0);
+  lv_obj_set_style_local_bg_color(btnStopLap, LV_BTN_PART_MAIN, LV_STATE_DISABLED, lv_color_hex(0x080808));
   txtStopLap = lv_label_create(btnStopLap, nullptr);
-  lv_obj_set_hidden(btnStopLap, true);
+  lv_obj_set_style_local_text_color(txtStopLap, LV_BTN_PART_MAIN, LV_STATE_DISABLED, lv_color_hex(0x888888));
+  lv_label_set_text(txtStopLap, Symbols::stop);
+  lv_obj_set_state(btnStopLap, LV_STATE_DISABLED);
+  lv_obj_set_state(txtStopLap, LV_STATE_DISABLED);
 
   lapOneText = lv_label_create(lv_scr_act(), nullptr);
   // lv_obj_set_style_local_text_font(lapOneText, LV_LABEL_PART_MAIN, LV_STATE_DEFAULT, &jetbrains_mono_bold_20);
@@ -132,12 +136,14 @@ bool StopWatch::Refresh() {
       lapNr = 0;
 
       if (currentEvent == Events::Play) {
-        lv_obj_set_hidden(btnStopLap, false);
+        lv_obj_set_state(btnStopLap, LV_STATE_DEFAULT);
+        lv_obj_set_state(txtStopLap, LV_STATE_DEFAULT);
 
         startTime = xTaskGetTickCount();
         currentState = States::Running;
       } else {
-        lv_obj_set_hidden(btnStopLap, true);
+        lv_obj_set_state(btnStopLap, LV_STATE_DISABLED);
+        lv_obj_set_state(txtStopLap, LV_STATE_DISABLED);
       }
       break;
     }