/**************************************************************************/ /* display_server_windows.h */ /**************************************************************************/ /* This file is part of: */ /* GODOT ENGINE */ /* https://godotengine.org */ /**************************************************************************/ /* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */ /* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */ /* */ /* Permission is hereby granted, free of charge, to any person obtaining */ /* a copy of this software and associated documentation files (the */ /* "Software"), to deal in the Software without restriction, including */ /* without limitation the rights to use, copy, modify, merge, publish, */ /* distribute, sublicense, and/or sell copies of the Software, and to */ /* permit persons to whom the Software is furnished to do so, subject to */ /* the following conditions: */ /* */ /* The above copyright notice and this permission notice shall be */ /* included in all copies or substantial portions of the Software. */ /* */ /* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */ /* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */ /* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */ /* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */ /* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */ /* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */ /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ /**************************************************************************/ #ifndef DISPLAY_SERVER_WINDOWS_H #define DISPLAY_SERVER_WINDOWS_H #include "servers/display_server.h" #include "core/config/project_settings.h" #include "core/input/input.h" #include "core/os/os.h" #include "crash_handler_windows.h" #include "drivers/unix/ip_unix.h" #include "drivers/wasapi/audio_driver_wasapi.h" #include "drivers/winmidi/midi_driver_winmidi.h" #include "joypad_windows.h" #include "key_mapping_windows.h" #include "servers/audio_server.h" #include "servers/rendering/renderer_compositor.h" #include "servers/rendering/renderer_rd/renderer_compositor_rd.h" #include "servers/rendering_server.h" #include "tts_windows.h" #ifdef XAUDIO2_ENABLED #include "drivers/xaudio2/audio_driver_xaudio2.h" #endif #if defined(VULKAN_ENABLED) #include "drivers/vulkan/rendering_device_vulkan.h" #include "platform/windows/vulkan_context_win.h" #endif #if defined(GLES3_ENABLED) #include "gl_manager_windows.h" #endif #include #include #define WIN32_LEAN_AND_MEAN #include #include // WinTab API #define WT_PACKET 0x7FF0 #define WT_PROXIMITY 0x7FF5 #define WT_INFOCHANGE 0x7FF6 #define WT_CSRCHANGE 0x7FF7 #define WTI_DEFSYSCTX 4 #define WTI_DEVICES 100 #define DVC_NPRESSURE 15 #define DVC_TPRESSURE 16 #define DVC_ORIENTATION 17 #define DVC_ROTATION 18 #define CXO_MESSAGES 0x0004 #define PK_STATUS 0x0002 #define PK_NORMAL_PRESSURE 0x0400 #define PK_TANGENT_PRESSURE 0x0800 #define PK_ORIENTATION 0x1000 #define TPS_INVERT 0x0010 /* 1.1 */ typedef struct tagLOGCONTEXTW { WCHAR lcName[40]; UINT lcOptions; UINT lcStatus; UINT lcLocks; UINT lcMsgBase; UINT lcDevice; UINT lcPktRate; DWORD lcPktData; DWORD lcPktMode; DWORD lcMoveMask; DWORD lcBtnDnMask; DWORD lcBtnUpMask; LONG lcInOrgX; LONG lcInOrgY; LONG lcInOrgZ; LONG lcInExtX; LONG lcInExtY; LONG lcInExtZ; LONG lcOutOrgX; LONG lcOutOrgY; LONG lcOutOrgZ; LONG lcOutExtX; LONG lcOutExtY; LONG lcOutExtZ; DWORD lcSensX; DWORD lcSensY; DWORD lcSensZ; BOOL lcSysMode; int lcSysOrgX; int lcSysOrgY; int lcSysExtX; int lcSysExtY; DWORD lcSysSensX; DWORD lcSysSensY; } LOGCONTEXTW; typedef struct tagAXIS { LONG axMin; LONG axMax; UINT axUnits; DWORD axResolution; } AXIS; typedef struct tagORIENTATION { int orAzimuth; int orAltitude; int orTwist; } ORIENTATION; typedef struct tagPACKET { int pkStatus; int pkNormalPressure; int pkTangentPressure; ORIENTATION pkOrientation; } PACKET; typedef HANDLE(WINAPI *WTOpenPtr)(HWND p_window, LOGCONTEXTW *p_ctx, BOOL p_enable); typedef BOOL(WINAPI *WTClosePtr)(HANDLE p_ctx); typedef UINT(WINAPI *WTInfoPtr)(UINT p_category, UINT p_index, LPVOID p_output); typedef BOOL(WINAPI *WTPacketPtr)(HANDLE p_ctx, UINT p_param, LPVOID p_packets); typedef BOOL(WINAPI *WTEnablePtr)(HANDLE p_ctx, BOOL p_enable); typedef bool(WINAPI *ShouldAppsUseDarkModePtr)(); typedef DWORD(WINAPI *GetImmersiveColorFromColorSetExPtr)(UINT dwImmersiveColorSet, UINT dwImmersiveColorType, bool bIgnoreHighContrast, UINT dwHighContrastCacheMode); typedef int(WINAPI *GetImmersiveColorTypeFromNamePtr)(const WCHAR *name); typedef int(WINAPI *GetImmersiveUserColorSetPreferencePtr)(bool bForceCheckRegistry, bool bSkipCheckOnFail); typedef HRESULT(WINAPI *RtlGetVersionPtr)(OSVERSIONINFOW *lpVersionInformation); // Windows Ink API #ifndef POINTER_STRUCTURES #define POINTER_STRUCTURES typedef DWORD POINTER_INPUT_TYPE; typedef UINT32 POINTER_FLAGS; typedef UINT32 PEN_FLAGS; typedef UINT32 PEN_MASK; #ifndef PEN_FLAG_INVERTED #define PEN_FLAG_INVERTED 0x00000002 #endif #ifndef PEN_FLAG_ERASER #define PEN_FLAG_ERASER 0x00000004 #endif #ifndef PEN_MASK_PRESSURE #define PEN_MASK_PRESSURE 0x00000001 #endif #ifndef PEN_MASK_TILT_X #define PEN_MASK_TILT_X 0x00000004 #endif #ifndef PEN_MASK_TILT_Y #define PEN_MASK_TILT_Y 0x00000008 #endif #ifndef POINTER_MESSAGE_FLAG_FIRSTBUTTON #define POINTER_MESSAGE_FLAG_FIRSTBUTTON 0x00000010 #endif enum tagPOINTER_INPUT_TYPE { PT_POINTER = 0x00000001, PT_TOUCH = 0x00000002, PT_PEN = 0x00000003, PT_MOUSE = 0x00000004, PT_TOUCHPAD = 0x00000005 }; typedef enum tagPOINTER_BUTTON_CHANGE_TYPE { POINTER_CHANGE_NONE, POINTER_CHANGE_FIRSTBUTTON_DOWN, POINTER_CHANGE_FIRSTBUTTON_UP, POINTER_CHANGE_SECONDBUTTON_DOWN, POINTER_CHANGE_SECONDBUTTON_UP, POINTER_CHANGE_THIRDBUTTON_DOWN, POINTER_CHANGE_THIRDBUTTON_UP, POINTER_CHANGE_FOURTHBUTTON_DOWN, POINTER_CHANGE_FOURTHBUTTON_UP, POINTER_CHANGE_FIFTHBUTTON_DOWN, POINTER_CHANGE_FIFTHBUTTON_UP, } POINTER_BUTTON_CHANGE_TYPE; typedef struct tagPOINTER_INFO { POINTER_INPUT_TYPE pointerType; UINT32 pointerId; UINT32 frameId; POINTER_FLAGS pointerFlags; HANDLE sourceDevice; HWND hwndTarget; POINT ptPixelLocation; POINT ptHimetricLocation; POINT ptPixelLocationRaw; POINT ptHimetricLocationRaw; DWORD dwTime; UINT32 historyCount; INT32 InputData; DWORD dwKeyStates; UINT64 PerformanceCount; POINTER_BUTTON_CHANGE_TYPE ButtonChangeType; } POINTER_INFO; typedef struct tagPOINTER_PEN_INFO { POINTER_INFO pointerInfo; PEN_FLAGS penFlags; PEN_MASK penMask; UINT32 pressure; UINT32 rotation; INT32 tiltX; INT32 tiltY; } POINTER_PEN_INFO; #endif //POINTER_STRUCTURES #ifndef WM_POINTERUPDATE #define WM_POINTERUPDATE 0x0245 #endif #ifndef WM_POINTERENTER #define WM_POINTERENTER 0x0249 #endif #ifndef WM_POINTERLEAVE #define WM_POINTERLEAVE 0x024A #endif typedef BOOL(WINAPI *GetPointerTypePtr)(uint32_t p_id, POINTER_INPUT_TYPE *p_type); typedef BOOL(WINAPI *GetPointerPenInfoPtr)(uint32_t p_id, POINTER_PEN_INFO *p_pen_info); typedef BOOL(WINAPI *LogicalToPhysicalPointForPerMonitorDPIPtr)(HWND hwnd, LPPOINT lpPoint); typedef struct { BYTE bWidth; // Width, in pixels, of the image BYTE bHeight; // Height, in pixels, of the image BYTE bColorCount; // Number of colors in image (0 if >=8bpp) BYTE bReserved; // Reserved ( must be 0) WORD wPlanes; // Color Planes WORD wBitCount; // Bits per pixel DWORD dwBytesInRes; // How many bytes in this resource? DWORD dwImageOffset; // Where in the file is this image? } ICONDIRENTRY, *LPICONDIRENTRY; typedef struct { WORD idReserved; // Reserved (must be 0) WORD idType; // Resource Type (1 for icons) WORD idCount; // How many images? ICONDIRENTRY idEntries[1]; // An entry for each image (idCount of 'em) } ICONDIR, *LPICONDIR; class DisplayServerWindows : public DisplayServer { //No need to register, it's platform-specific and nothing is added //GDCLASS(DisplayServerWindows, DisplayServer) _THREAD_SAFE_CLASS_ // UXTheme API static bool dark_title_available; static bool ux_theme_available; static ShouldAppsUseDarkModePtr ShouldAppsUseDarkMode; static GetImmersiveColorFromColorSetExPtr GetImmersiveColorFromColorSetEx; static GetImmersiveColorTypeFromNamePtr GetImmersiveColorTypeFromName; static GetImmersiveUserColorSetPreferencePtr GetImmersiveUserColorSetPreference; // WinTab API static bool wintab_available; static WTOpenPtr wintab_WTOpen; static WTClosePtr wintab_WTClose; static WTInfoPtr wintab_WTInfo; static WTPacketPtr wintab_WTPacket; static WTEnablePtr wintab_WTEnable; // Windows Ink API static bool winink_available; static GetPointerTypePtr win8p_GetPointerType; static GetPointerPenInfoPtr win8p_GetPointerPenInfo; // DPI conversion API static LogicalToPhysicalPointForPerMonitorDPIPtr win81p_LogicalToPhysicalPointForPerMonitorDPI; void _update_tablet_ctx(const String &p_old_driver, const String &p_new_driver); String tablet_driver; Vector tablet_drivers; enum { KEY_EVENT_BUFFER_SIZE = 512 }; struct KeyEvent { WindowID window_id; bool alt, shift, control, meta; UINT uMsg; WPARAM wParam; LPARAM lParam; }; WindowID window_mouseover_id = INVALID_WINDOW_ID; KeyEvent key_event_buffer[KEY_EVENT_BUFFER_SIZE]; int key_event_pos; bool old_invalid; int old_x, old_y; Point2i center; #if defined(GLES3_ENABLED) GLManager_Windows *gl_manager = nullptr; #endif #if defined(VULKAN_ENABLED) VulkanContextWindows *context_vulkan = nullptr; RenderingDeviceVulkan *rendering_device_vulkan = nullptr; #endif RBMap touch_state; int pressrc; HINSTANCE hInstance; // Holds The Instance Of The Application String rendering_driver; bool app_focused = false; bool keep_screen_on = false; HANDLE power_request; TTS_Windows *tts = nullptr; struct WindowData { HWND hWnd; Vector mpath; bool pre_fs_valid = false; RECT pre_fs_rect; bool maximized = false; bool minimized = false; bool fullscreen = false; bool multiwindow_fs = false; bool borderless = false; bool resizable = true; bool window_focused = false; bool was_maximized = false; bool always_on_top = false; bool no_focus = false; bool window_has_focus = false; bool exclusive = false; bool context_created = false; bool mpass = false; // Used to transfer data between events using timer. WPARAM saved_wparam; LPARAM saved_lparam; // Timers. uint32_t move_timer_id = 0U; uint32_t focus_timer_id = 0U; HANDLE wtctx; LOGCONTEXTW wtlc; int min_pressure; int max_pressure; bool tilt_supported; bool pen_inverted = false; bool block_mm = false; int last_pressure_update; float last_pressure; Vector2 last_tilt; bool last_pen_inverted = false; Size2 min_size; Size2 max_size; int width = 0, height = 0; Size2 window_rect; Point2 last_pos; ObjectID instance_id; // IME HIMC im_himc; Vector2 im_position; bool ime_active = false; bool ime_in_progress = false; bool ime_suppress_next_keyup = false; bool layered_window = false; Callable rect_changed_callback; Callable event_callback; Callable input_event_callback; Callable input_text_callback; Callable drop_files_callback; WindowID transient_parent = INVALID_WINDOW_ID; HashSet transient_children; bool is_popup = false; Rect2i parent_safe_rect; }; JoypadWindows *joypad = nullptr; HHOOK mouse_monitor = nullptr; List popup_list; uint64_t time_since_popup = 0; Ref icon; WindowID _create_window(WindowMode p_mode, VSyncMode p_vsync_mode, uint32_t p_flags, const Rect2i &p_rect); WindowID window_id_counter = MAIN_WINDOW_ID; RBMap windows; WindowID last_focused_window = INVALID_WINDOW_ID; HCURSOR hCursor; WNDPROC user_proc = nullptr; void _send_window_event(const WindowData &wd, WindowEvent p_event); void _get_window_style(bool p_main_window, bool p_fullscreen, bool p_multiwindow_fs, bool p_borderless, bool p_resizable, bool p_maximized, bool p_no_activate_focus, DWORD &r_style, DWORD &r_style_ex); MouseMode mouse_mode; int restore_mouse_trails = 0; bool alt_mem = false; bool gr_mem = false; bool shift_mem = false; bool control_mem = false; bool meta_mem = false; BitField last_button_state; bool use_raw_input = false; bool drop_events = false; bool in_dispatch_input_event = false; WNDCLASSEXW wc; HBRUSH window_bkg_brush = nullptr; uint32_t window_bkg_brush_color = 0; HCURSOR cursors[CURSOR_MAX] = { nullptr }; CursorShape cursor_shape = CursorShape::CURSOR_ARROW; RBMap> cursors_cache; void _drag_event(WindowID p_window, float p_x, float p_y, int idx); void _touch_event(WindowID p_window, bool p_pressed, float p_x, float p_y, int idx); void _update_window_style(WindowID p_window, bool p_repaint = true); void _update_window_mouse_passthrough(WindowID p_window); void _update_real_mouse_position(WindowID p_window); void _set_mouse_mode_impl(MouseMode p_mode); WindowID _get_focused_window_or_popup() const; void _register_raw_input_devices(WindowID p_target_window); void _process_activate_event(WindowID p_window_id, WPARAM wParam, LPARAM lParam); void _process_key_events(); static void _dispatch_input_events(const Ref &p_event); void _dispatch_input_event(const Ref &p_event); LRESULT _handle_early_window_message(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam); Point2i _get_screens_origin() const; public: LRESULT WndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam); LRESULT MouseProc(int code, WPARAM wParam, LPARAM lParam); void popup_open(WindowID p_window); void popup_close(WindowID p_window); virtual bool has_feature(Feature p_feature) const override; virtual String get_name() const override; virtual bool tts_is_speaking() const override; virtual bool tts_is_paused() const override; virtual TypedArray tts_get_voices() const override; virtual void tts_speak(const String &p_text, const String &p_voice, int p_volume = 50, float p_pitch = 1.f, float p_rate = 1.f, int p_utterance_id = 0, bool p_interrupt = false) override; virtual void tts_pause() override; virtual void tts_resume() override; virtual void tts_stop() override; virtual bool is_dark_mode_supported() const override; virtual bool is_dark_mode() const override; virtual Color get_accent_color() const override; virtual void mouse_set_mode(MouseMode p_mode) override; virtual MouseMode mouse_get_mode() const override; virtual void warp_mouse(const Point2i &p_position) override; virtual Point2i mouse_get_position() const override; virtual BitField mouse_get_button_state() const override; virtual void clipboard_set(const String &p_text) override; virtual String clipboard_get() const override; virtual int get_screen_count() const override; virtual int get_primary_screen() const override; virtual int get_keyboard_focus_screen() const override; virtual Point2i screen_get_position(int p_screen = SCREEN_OF_MAIN_WINDOW) const override; virtual Size2i screen_get_size(int p_screen = SCREEN_OF_MAIN_WINDOW) const override; virtual Rect2i screen_get_usable_rect(int p_screen = SCREEN_OF_MAIN_WINDOW) const override; virtual int screen_get_dpi(int p_screen = SCREEN_OF_MAIN_WINDOW) const override; virtual float screen_get_refresh_rate(int p_screen = SCREEN_OF_MAIN_WINDOW) const override; virtual Color screen_get_pixel(const Point2i &p_position) const override; virtual void screen_set_keep_on(bool p_enable) override; //disable screensaver virtual bool screen_is_kept_on() const override; virtual Vector get_window_list() const override; virtual WindowID create_sub_window(WindowMode p_mode, VSyncMode p_vsync_mode, uint32_t p_flags, const Rect2i &p_rect = Rect2i()) override; virtual void show_window(WindowID p_window) override; virtual void delete_sub_window(WindowID p_window) override; virtual WindowID window_get_active_popup() const override; virtual void window_set_popup_safe_rect(WindowID p_window, const Rect2i &p_rect) override; virtual Rect2i window_get_popup_safe_rect(WindowID p_window) const override; virtual int64_t window_get_native_handle(HandleType p_handle_type, WindowID p_window = MAIN_WINDOW_ID) const override; virtual WindowID get_window_at_screen_position(const Point2i &p_position) const override; virtual void window_attach_instance_id(ObjectID p_instance, WindowID p_window = MAIN_WINDOW_ID) override; virtual ObjectID window_get_attached_instance_id(WindowID p_window = MAIN_WINDOW_ID) const override; virtual void gl_window_make_current(DisplayServer::WindowID p_window_id) override; virtual void window_set_rect_changed_callback(const Callable &p_callable, WindowID p_window = MAIN_WINDOW_ID) override; virtual void window_set_window_event_callback(const Callable &p_callable, WindowID p_window = MAIN_WINDOW_ID) override; virtual void window_set_input_event_callback(const Callable &p_callable, WindowID p_window = MAIN_WINDOW_ID) override; virtual void window_set_input_text_callback(const Callable &p_callable, WindowID p_window = MAIN_WINDOW_ID) override; virtual void window_set_drop_files_callback(const Callable &p_callable, WindowID p_window = MAIN_WINDOW_ID) override; virtual void window_set_title(const String &p_title, WindowID p_window = MAIN_WINDOW_ID) override; virtual void window_set_mouse_passthrough(const Vector &p_region, WindowID p_window = MAIN_WINDOW_ID) override; virtual int window_get_current_screen(WindowID p_window = MAIN_WINDOW_ID) const override; virtual void window_set_current_screen(int p_screen, WindowID p_window = MAIN_WINDOW_ID) override; virtual Point2i window_get_position(WindowID p_window = MAIN_WINDOW_ID) const override; virtual Point2i window_get_position_with_decorations(WindowID p_window = MAIN_WINDOW_ID) const override; virtual void window_set_position(const Point2i &p_position, WindowID p_window = MAIN_WINDOW_ID) override; virtual void window_set_transient(WindowID p_window, WindowID p_parent) override; virtual void window_set_exclusive(WindowID p_window, bool p_exclusive) override; virtual void window_set_max_size(const Size2i p_size, WindowID p_window = MAIN_WINDOW_ID) override; virtual Size2i window_get_max_size(WindowID p_window = MAIN_WINDOW_ID) const override; virtual void window_set_min_size(const Size2i p_size, WindowID p_window = MAIN_WINDOW_ID) override; virtual Size2i window_get_min_size(WindowID p_window = MAIN_WINDOW_ID) const override; virtual void window_set_size(const Size2i p_size, WindowID p_window = MAIN_WINDOW_ID) override; virtual Size2i window_get_size(WindowID p_window = MAIN_WINDOW_ID) const override; virtual Size2i window_get_size_with_decorations(WindowID p_window = MAIN_WINDOW_ID) const override; virtual void window_set_mode(WindowMode p_mode, WindowID p_window = MAIN_WINDOW_ID) override; virtual WindowMode window_get_mode(WindowID p_window = MAIN_WINDOW_ID) const override; virtual bool window_is_maximize_allowed(WindowID p_window = MAIN_WINDOW_ID) const override; virtual void window_set_flag(WindowFlags p_flag, bool p_enabled, WindowID p_window = MAIN_WINDOW_ID) override; virtual bool window_get_flag(WindowFlags p_flag, WindowID p_window = MAIN_WINDOW_ID) const override; virtual void window_request_attention(WindowID p_window = MAIN_WINDOW_ID) override; virtual void window_move_to_foreground(WindowID p_window = MAIN_WINDOW_ID) override; virtual bool window_can_draw(WindowID p_window = MAIN_WINDOW_ID) const override; virtual bool can_any_window_draw() const override; virtual void window_set_ime_active(const bool p_active, WindowID p_window = MAIN_WINDOW_ID) override; virtual void window_set_ime_position(const Point2i &p_pos, WindowID p_window = MAIN_WINDOW_ID) override; virtual Point2i ime_get_selection() const override; virtual String ime_get_text() const override; virtual void window_set_vsync_mode(DisplayServer::VSyncMode p_vsync_mode, WindowID p_window = MAIN_WINDOW_ID) override; virtual DisplayServer::VSyncMode window_get_vsync_mode(WindowID p_vsync_mode) const override; virtual void cursor_set_shape(CursorShape p_shape) override; virtual CursorShape cursor_get_shape() const override; virtual void cursor_set_custom_image(const Ref &p_cursor, CursorShape p_shape = CURSOR_ARROW, const Vector2 &p_hotspot = Vector2()) override; virtual bool get_swap_cancel_ok() override; virtual void enable_for_stealing_focus(OS::ProcessID pid) override; virtual int keyboard_get_layout_count() const override; virtual int keyboard_get_current_layout() const override; virtual void keyboard_set_current_layout(int p_index) override; virtual String keyboard_get_layout_language(int p_index) const override; virtual String keyboard_get_layout_name(int p_index) const override; virtual Key keyboard_get_keycode_from_physical(Key p_keycode) const override; virtual int tablet_get_driver_count() const override; virtual String tablet_get_driver_name(int p_driver) const override; virtual String tablet_get_current_driver() const override; virtual void tablet_set_current_driver(const String &p_driver) override; virtual void process_events() override; virtual void force_process_and_drop_events() override; virtual void release_rendering_thread() override; virtual void make_rendering_thread() override; virtual void swap_buffers() override; virtual void set_native_icon(const String &p_filename) override; virtual void set_icon(const Ref &p_icon) override; virtual void set_context(Context p_context) override; static DisplayServer *create_func(const String &p_rendering_driver, WindowMode p_mode, VSyncMode p_vsync_mode, uint32_t p_flags, const Vector2i *p_position, const Vector2i &p_resolution, int p_screen, Error &r_error); static Vector get_rendering_drivers_func(); static void register_windows_driver(); DisplayServerWindows(const String &p_rendering_driver, WindowMode p_mode, VSyncMode p_vsync_mode, uint32_t p_flags, const Vector2i *p_position, const Vector2i &p_resolution, int p_screen, Error &r_error); ~DisplayServerWindows(); }; #endif // DISPLAY_SERVER_WINDOWS_H