Re: About Gtk::Bin?

[Simon Fuhrmann <simonfuhrmann gmx de>]

You have to add the table to the bin.
So put "add(table_);" before "show_all_children();"

Simon

BC Zhu wrote:
> I was wondering the reason why the following code cann't work? It
> shows nothing, i expect it can show one button.
> How to fix this issue?
> Thanks in advance.
> 
> #include <gtkmm.h>
> #include <gtkmm/main.h>
> #include <gtkmm/window.h>
> class Viewer:public Gtk::Bin
> {
> public:
>     Viewer():table_(2, 2), button_("ZHU"){
>         table_.attach(button_, 0, 1, 0, 1);
>         show_all_children();
>     }
> private:
>     Gtk::Table table_;
>     Gtk::Button button_;
> };
> class Window:public Gtk::Window
> {
> public:
>     Window(){
>         add(viewer_);
>         viewer_.show();
>     }
> private:
>     Viewer viewer_;
> };
> int main (int argc,char *argv[])
> {
>     Gtk::Main kit(argc, argv);
>     Window win;
>     Gtk::Main::run(win);
>     return 0;
> }