popup_message.h

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class NOVTABLE popup_message : public service_base {
public:
    enum t_icon {icon_information, icon_error, icon_query};
    virtual void show_ex(const char * p_msg,unsigned p_msg_length,const char * p_title,unsigned p_title_length,t_icon p_icon = icon_information) = 0;

    inline void show(const char * p_msg,const char * p_title,t_icon p_icon = icon_information) {show_ex(p_msg,~0,p_title,~0,p_icon);}

    static void g_show_ex(const char * p_msg,unsigned p_msg_length,const char * p_title,unsigned p_title_length,t_icon p_icon = icon_information);
    static inline void g_show(const char * p_msg,const char * p_title,t_icon p_icon = icon_information) {g_show_ex(p_msg,~0,p_title,~0,p_icon);}

    static void g_complain(const char * what);
    static void g_complain(const char * p_whatFailed, const std::exception & p_exception);
    static void g_complain(const char * p_whatFailed, const char * msg);

    FB2K_MAKE_SERVICE_INTERFACE_ENTRYPOINT(popup_message);
};

#define EXCEPTION_TO_POPUP_MESSAGE(CODE,LABEL) try { CODE; } catch(std::exception const & e) {popup_message::g_complain(LABEL,e);}

class NOVTABLE popup_message_v2 : public service_base {
    FB2K_MAKE_SERVICE_INTERFACE_ENTRYPOINT(popup_message_v2);
public:
    virtual void show(HWND parent, const char * msg, t_size msg_length, const char * title, t_size title_length) = 0;
    void show(HWND parent, const char * msg, const char * title) {show(parent, msg, ~0, title, ~0);}

    static void g_show(HWND parent, const char * msg, const char * title = "Information");
    static void g_complain(HWND parent, const char * whatFailed, const char * msg);
    static void g_complain(HWND parent, const char * whatFailed, const std::exception & e);
};