dialog_sim_settings: don't try to read current wxChoice selection if no choices.

Fixes https://gitlab.com/kicad/code/kicad/-/issues/7823
5 years ago · 5b70508624
1 changed files with 2 additions and 1 deletions
--- a/eeschema/dialogs/dialog_sim_settings.cpp
+++ b/eeschema/dialogs/dialog_sim_settings.cpp
@ -299,7 +299,8 @@ int DIALOG_SIM_SETTINGS::ShowModal()

 void DIALOG_SIM_SETTINGS::updateDCSources( wxChar aType, wxChoice* aSource )
 {
-    wxString              prevSelection = aSource->GetString( aSource->GetSelection() );
+    wxString              prevSelection = aSource->GetCount() ?
+        aSource->GetString( aSource->GetSelection() ) : wxEmptyString;
    std::vector<wxString> sourcesList;
    bool                  enableSrcSelection = true;