fix(color): crash when changing 'Mode' for 'Adjust' SF (#5219)

radio/src/gui/colorlcd/special_functions.cpp

@@ -517,7 +517,13 @@ void FunctionEditPage::updateSpecialFunctionOneWindow()
       new StaticText(line, rect_t{}, STR_MODE);
       auto modechoice = new Choice(line, rect_t{}, FUNC_ADJUST_GVAR_CONSTANT,
                                    FUNC_ADJUST_GVAR_INCDEC,
-                                   GET_DEFAULT(CFN_GVAR_MODE(cfn)), nullptr);
+                                   GET_DEFAULT(CFN_GVAR_MODE(cfn)),
+                                   [=](int32_t newValue) {
+                                     CFN_GVAR_MODE(cfn) = newValue;
+                                     CFN_PARAM(cfn) = 0;
+                                     SET_DIRTY();
+                                     updateSpecialFunctionOneWindow();
+                                   });
       line = specialFunctionOneWindow->newLine(grid);
 
       modechoice->setTextHandler([](int32_t value) {
@@ -534,13 +540,6 @@ void FunctionEditPage::updateSpecialFunctionOneWindow()
         return std::string("---");
       });
 
-      modechoice->setSetValueHandler([=](int32_t newValue) {
-        CFN_GVAR_MODE(cfn) = newValue;
-        CFN_PARAM(cfn) = 0;
-        SET_DIRTY();
-        updateSpecialFunctionOneWindow();
-      });
-
       switch (CFN_GVAR_MODE(cfn)) {
         case FUNC_ADJUST_GVAR_CONSTANT: {
           int16_t val_min, val_max;

radio/src/thirdparty/libopenui/src/choice.cpp

@@ -90,7 +90,8 @@ std::string Choice::getLabelText()
 
 void ChoiceBase::update()
 {
-  lv_label_set_text(label, getLabelText().c_str());
+  if (!deleted())
+    lv_label_set_text(label, getLabelText().c_str());
 }
 
 Choice::Choice(Window* parent, const rect_t& rect, int vmin, int vmax,