Re: Deriving a D-class from a CPP-class

[Adam D. Ruppe via Digitalmars-d-learn]

On Wednesday, 28 April 2021 at 19:46:00 UTC, Alain De Vos wrote:
Following code produces a linker error.
d: error: undefined symbol: wxApp::OnInit()
```
extern(C++)
        {class wxApp {
                        public:
                        bool OnInit();
                        //virtual bool Oninit();

you mean `abstract` for that one?


                        alias OnInit=wxApp.OnInit;

idk what you intend to do with this, this pattern is for merging 
overloads not overriding

                        bool OnInit(){return true;};

and you might want `override` there