win32_dialog.h

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#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

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