win32_dialog.h

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#ifdef _WIN32

#ifndef _FOOBAR2000_HELPERS_WIN32_DIALOG_H_
#define _FOOBAR2000_HELPERS_WIN32_DIALOG_H_

//DEPRECATED dialog helpers - kept only for compatibility with old code - do not use in new code, use WTL instead.

namespace dialog_helper
{
    
    class dialog
    {
    protected:
        
        dialog() : wnd(0), m_is_modal(false) {}
        ~dialog() { }

        virtual BOOL on_message(UINT msg,WPARAM wp,LPARAM lp)=0;

        void end_dialog(int code);

    public:
        inline HWND get_wnd() {return wnd;}

        __declspec(deprecated) int run_modal(unsigned id,HWND parent);

        __declspec(deprecated) HWND run_modeless(unsigned id,HWND parent);
    private:
        HWND wnd;
        static INT_PTR CALLBACK DlgProc(HWND wnd,UINT msg,WPARAM wp,LPARAM lp);

        bool m_is_modal;

        modal_dialog_scope m_modal_scope;
    };

    class dialog_modal
    {
    public:
        __declspec(deprecated) int run(unsigned p_id,HWND p_parent,HINSTANCE p_instance = core_api::get_my_instance());
    protected:
        virtual BOOL on_message(UINT msg,WPARAM wp,LPARAM lp)=0;

        inline dialog_modal() : m_wnd(0) {}
        void end_dialog(int p_code);
        inline HWND get_wnd() const {return m_wnd;}
    private:
        static INT_PTR CALLBACK DlgProc(HWND wnd,UINT msg,WPARAM wp,LPARAM lp);

        HWND m_wnd;
        modal_dialog_scope m_modal_scope;
    };


    class dialog_modeless
    {
    public:
        __declspec(deprecated) bool create(unsigned p_id,HWND p_parent,HINSTANCE p_instance = core_api::get_my_instance());
    protected:
        virtual BOOL on_message(UINT msg,WPARAM wp,LPARAM lp)=0;

        inline dialog_modeless() : m_wnd(0), m_destructor_status(destructor_none), m_is_in_create(false) {}
        inline HWND get_wnd() const {return m_wnd;}
        virtual ~dialog_modeless();
    private:
        static INT_PTR CALLBACK DlgProc(HWND wnd,UINT msg,WPARAM wp,LPARAM lp);
        void on_window_destruction();
        
        BOOL on_message_wrap(UINT msg,WPARAM wp,LPARAM lp);

        HWND m_wnd;
        enum {destructor_none,destructor_normal,destructor_fromwindow} m_destructor_status;
        bool m_is_in_create;
    };


    class dialog_modeless_v2
    {
    protected:
        __declspec(deprecated) explicit dialog_modeless_v2(unsigned p_id,HWND p_parent,HINSTANCE p_instance = core_api::get_my_instance(),bool p_stealfocus = true);
        virtual ~dialog_modeless_v2();
        HWND get_wnd() const {return m_wnd;}
        virtual BOOL on_message(UINT msg,WPARAM wp,LPARAM lp) {return FALSE;}

        static dialog_modeless_v2 * __unsafe__instance_from_window(HWND p_wnd) {return reinterpret_cast<dialog_modeless_v2*>(GetWindowLongPtr(p_wnd,DWLP_USER));}
    private:
        static INT_PTR CALLBACK DlgProc(HWND wnd,UINT msg,WPARAM wp,LPARAM lp);
        void detach_window();
        BOOL on_message_internal(UINT msg,WPARAM wp,LPARAM lp);
        enum {status_construction, status_lifetime, status_destruction_requested, status_destruction} m_status;
        HWND m_wnd;
        const bool m_stealfocus;

        const dialog_modeless_v2 & operator=(const dialog_modeless_v2 &);
        dialog_modeless_v2(const dialog_modeless_v2 &);
    };

};

HWND uCreateDialog(UINT id,HWND parent,DLGPROC proc,LPARAM param = 0);
int uDialogBox(UINT id,HWND parent,DLGPROC proc,LPARAM param = 0);


#endif


#endif // _WIN32