#include <nana/gui.hpp>
#include <nana/gui/widgets/label.hpp>
using namespace nana;
{
    {
        msgbox mb((
"target clicked"));
 
        mb<<("the target \"")<<s<<"\" is clicked";
        mb();
    }
}
int main()
{
    lab.format(true);
    lab.add_format_listener(listener);
    lab.caption(("Click <color=0xFF target=\"target id\">here</>"));
}