mirror of
				https://github.com/libsdl-org/SDL.git
				synced 2025-11-03 17:24:34 +00:00 
			
		
		
		
	
		
			
				
	
	
		
			387 lines
		
	
	
		
			11 KiB
		
	
	
	
		
			Objective-C
		
	
	
	
	
	
			
		
		
	
	
			387 lines
		
	
	
		
			11 KiB
		
	
	
	
		
			Objective-C
		
	
	
	
	
	
/*
 | 
						|
  Simple DirectMedia Layer
 | 
						|
  Copyright (C) 1997-2025 Sam Lantinga <slouken@libsdl.org>
 | 
						|
 | 
						|
  This software is provided 'as-is', without any express or implied
 | 
						|
  warranty.  In no event will the authors be held liable for any damages
 | 
						|
  arising from the use of this software.
 | 
						|
 | 
						|
  Permission is granted to anyone to use this software for any purpose,
 | 
						|
  including commercial applications, and to alter it and redistribute it
 | 
						|
  freely, subject to the following restrictions:
 | 
						|
 | 
						|
  1. The origin of this software must not be misrepresented; you must not
 | 
						|
     claim that you wrote the original software. If you use this software
 | 
						|
     in a product, an acknowledgment in the product documentation would be
 | 
						|
     appreciated but is not required.
 | 
						|
  2. Altered source versions must be plainly marked as such, and must not be
 | 
						|
     misrepresented as being the original software.
 | 
						|
  3. This notice may not be removed or altered from any source distribution.
 | 
						|
*/
 | 
						|
 | 
						|
/* WIKI CATEGORY: SYSWM */
 | 
						|
 | 
						|
/*
 | 
						|
 * # CategorySYSWM
 | 
						|
 *
 | 
						|
 * Include file for SDL custom system window manager hooks.
 | 
						|
 *
 | 
						|
 * Your application has access to a special type of event SDL_SYSWMEVENT,
 | 
						|
 * which contains window-manager specific information and arrives whenever
 | 
						|
 * an unhandled window event occurs.  This event is ignored by default, but
 | 
						|
 * you can enable it with SDL_EventState().
 | 
						|
 */
 | 
						|
 | 
						|
#ifndef SDL_syswm_h_
 | 
						|
#define SDL_syswm_h_
 | 
						|
 | 
						|
#include "SDL_stdinc.h"
 | 
						|
#include "SDL_error.h"
 | 
						|
#include "SDL_video.h"
 | 
						|
#include "SDL_version.h"
 | 
						|
 | 
						|
struct SDL_SysWMinfo;
 | 
						|
 | 
						|
#if !defined(SDL_PROTOTYPES_ONLY)
 | 
						|
 | 
						|
#if defined(SDL_VIDEO_DRIVER_WINDOWS)
 | 
						|
#ifndef WIN32_LEAN_AND_MEAN
 | 
						|
#define WIN32_LEAN_AND_MEAN
 | 
						|
#endif
 | 
						|
#ifndef NOMINMAX   /* don't define min() and max(). */
 | 
						|
#define NOMINMAX
 | 
						|
#endif
 | 
						|
#include <windows.h>
 | 
						|
#endif
 | 
						|
 | 
						|
#if defined(SDL_VIDEO_DRIVER_WINRT)
 | 
						|
#include <Inspectable.h>
 | 
						|
#endif
 | 
						|
 | 
						|
/* This is the structure for custom window manager events */
 | 
						|
#if defined(SDL_VIDEO_DRIVER_X11)
 | 
						|
#if defined(__APPLE__) && defined(__MACH__)
 | 
						|
/* conflicts with Quickdraw.h */
 | 
						|
#define Cursor X11Cursor
 | 
						|
#endif
 | 
						|
 | 
						|
#include <X11/Xlib.h>
 | 
						|
#include <X11/Xatom.h>
 | 
						|
 | 
						|
#if defined(__APPLE__) && defined(__MACH__)
 | 
						|
/* matches the re-define above */
 | 
						|
#undef Cursor
 | 
						|
#endif
 | 
						|
 | 
						|
#endif /* defined(SDL_VIDEO_DRIVER_X11) */
 | 
						|
 | 
						|
#if defined(SDL_VIDEO_DRIVER_DIRECTFB)
 | 
						|
#include <directfb.h>
 | 
						|
#endif
 | 
						|
 | 
						|
#if defined(SDL_VIDEO_DRIVER_COCOA)
 | 
						|
#ifdef __OBJC__
 | 
						|
@class NSWindow;
 | 
						|
#else
 | 
						|
typedef struct _NSWindow NSWindow;
 | 
						|
#endif
 | 
						|
#endif
 | 
						|
 | 
						|
#if defined(SDL_VIDEO_DRIVER_UIKIT)
 | 
						|
#ifdef __OBJC__
 | 
						|
#include <UIKit/UIKit.h>
 | 
						|
#else
 | 
						|
typedef struct _UIWindow UIWindow;
 | 
						|
typedef struct _UIViewController UIViewController;
 | 
						|
#endif
 | 
						|
typedef Uint32 GLuint;
 | 
						|
#endif
 | 
						|
 | 
						|
#if defined(SDL_VIDEO_VULKAN) || defined(SDL_VIDEO_METAL)
 | 
						|
#define SDL_METALVIEW_TAG 255
 | 
						|
#endif
 | 
						|
 | 
						|
#if defined(SDL_VIDEO_DRIVER_ANDROID)
 | 
						|
typedef struct ANativeWindow ANativeWindow;
 | 
						|
typedef void *EGLSurface;
 | 
						|
#endif
 | 
						|
 | 
						|
#if defined(SDL_VIDEO_DRIVER_VIVANTE)
 | 
						|
#include "SDL_egl.h"
 | 
						|
#endif
 | 
						|
 | 
						|
#if defined(SDL_VIDEO_DRIVER_OS2)
 | 
						|
#define INCL_WIN
 | 
						|
#include <os2.h>
 | 
						|
#endif
 | 
						|
#endif /* SDL_PROTOTYPES_ONLY */
 | 
						|
 | 
						|
#if defined(SDL_VIDEO_DRIVER_KMSDRM)
 | 
						|
struct gbm_device;
 | 
						|
#endif
 | 
						|
 | 
						|
 | 
						|
#include "begin_code.h"
 | 
						|
/* Set up for C function definitions, even when using C++ */
 | 
						|
#ifdef __cplusplus
 | 
						|
extern "C" {
 | 
						|
#endif
 | 
						|
 | 
						|
#if !defined(SDL_PROTOTYPES_ONLY)
 | 
						|
 | 
						|
/**
 | 
						|
 * These are the various supported windowing subsystems
 | 
						|
 */
 | 
						|
typedef enum SDL_SYSWM_TYPE
 | 
						|
{
 | 
						|
    SDL_SYSWM_UNKNOWN,
 | 
						|
    SDL_SYSWM_WINDOWS,
 | 
						|
    SDL_SYSWM_X11,
 | 
						|
    SDL_SYSWM_DIRECTFB,
 | 
						|
    SDL_SYSWM_COCOA,
 | 
						|
    SDL_SYSWM_UIKIT,
 | 
						|
    SDL_SYSWM_WAYLAND,
 | 
						|
    SDL_SYSWM_MIR,  /* no longer available, left for API/ABI compatibility. Remove in 2.1! */
 | 
						|
    SDL_SYSWM_WINRT,
 | 
						|
    SDL_SYSWM_ANDROID,
 | 
						|
    SDL_SYSWM_VIVANTE,
 | 
						|
    SDL_SYSWM_OS2,
 | 
						|
    SDL_SYSWM_HAIKU,
 | 
						|
    SDL_SYSWM_KMSDRM,
 | 
						|
    SDL_SYSWM_RISCOS
 | 
						|
} SDL_SYSWM_TYPE;
 | 
						|
 | 
						|
/**
 | 
						|
 * The custom event structure.
 | 
						|
 */
 | 
						|
struct SDL_SysWMmsg
 | 
						|
{
 | 
						|
    SDL_version version;
 | 
						|
    SDL_SYSWM_TYPE subsystem;
 | 
						|
    union
 | 
						|
    {
 | 
						|
#if defined(SDL_VIDEO_DRIVER_WINDOWS)
 | 
						|
        struct {
 | 
						|
            HWND hwnd;                  /**< The window for the message */
 | 
						|
            UINT msg;                   /**< The type of message */
 | 
						|
            WPARAM wParam;              /**< WORD message parameter */
 | 
						|
            LPARAM lParam;              /**< LONG message parameter */
 | 
						|
        } win;
 | 
						|
#endif
 | 
						|
#if defined(SDL_VIDEO_DRIVER_X11)
 | 
						|
        struct {
 | 
						|
            XEvent event;
 | 
						|
        } x11;
 | 
						|
#endif
 | 
						|
#if defined(SDL_VIDEO_DRIVER_DIRECTFB)
 | 
						|
        struct {
 | 
						|
            DFBEvent event;
 | 
						|
        } dfb;
 | 
						|
#endif
 | 
						|
#if defined(SDL_VIDEO_DRIVER_COCOA)
 | 
						|
        struct
 | 
						|
        {
 | 
						|
            /* Latest version of Xcode clang complains about empty structs in C v. C++:
 | 
						|
                 error: empty struct has size 0 in C, size 1 in C++
 | 
						|
             */
 | 
						|
            int dummy;
 | 
						|
            /* No Cocoa window events yet */
 | 
						|
        } cocoa;
 | 
						|
#endif
 | 
						|
#if defined(SDL_VIDEO_DRIVER_UIKIT)
 | 
						|
        struct
 | 
						|
        {
 | 
						|
            int dummy;
 | 
						|
            /* No UIKit window events yet */
 | 
						|
        } uikit;
 | 
						|
#endif
 | 
						|
#if defined(SDL_VIDEO_DRIVER_VIVANTE)
 | 
						|
        struct
 | 
						|
        {
 | 
						|
            int dummy;
 | 
						|
            /* No Vivante window events yet */
 | 
						|
        } vivante;
 | 
						|
#endif
 | 
						|
#if defined(SDL_VIDEO_DRIVER_OS2)
 | 
						|
        struct
 | 
						|
        {
 | 
						|
            BOOL fFrame;                /**< TRUE if hwnd is a frame window */
 | 
						|
            HWND hwnd;                  /**< The window receiving the message */
 | 
						|
            ULONG msg;                  /**< The message identifier */
 | 
						|
            MPARAM mp1;                 /**< The first first message parameter */
 | 
						|
            MPARAM mp2;                 /**< The second first message parameter */
 | 
						|
        } os2;
 | 
						|
#endif
 | 
						|
        /* Can't have an empty union */
 | 
						|
        int dummy;
 | 
						|
    } msg;
 | 
						|
};
 | 
						|
 | 
						|
/**
 | 
						|
 * The custom window manager information structure.
 | 
						|
 *
 | 
						|
 * When this structure is returned, it holds information about which low level
 | 
						|
 * system it is using, and will be one of SDL_SYSWM_TYPE.
 | 
						|
 */
 | 
						|
struct SDL_SysWMinfo
 | 
						|
{
 | 
						|
    SDL_version version;
 | 
						|
    SDL_SYSWM_TYPE subsystem;
 | 
						|
    union
 | 
						|
    {
 | 
						|
#if defined(SDL_VIDEO_DRIVER_WINDOWS)
 | 
						|
        struct
 | 
						|
        {
 | 
						|
            HWND window;                /**< The window handle */
 | 
						|
            HDC hdc;                    /**< The window device context */
 | 
						|
            HINSTANCE hinstance;        /**< The instance handle */
 | 
						|
        } win;
 | 
						|
#endif
 | 
						|
#if defined(SDL_VIDEO_DRIVER_WINRT)
 | 
						|
        struct
 | 
						|
        {
 | 
						|
            IInspectable * window;      /**< The WinRT CoreWindow */
 | 
						|
        } winrt;
 | 
						|
#endif
 | 
						|
#if defined(SDL_VIDEO_DRIVER_X11)
 | 
						|
        struct
 | 
						|
        {
 | 
						|
            Display *display;           /**< The X11 display */
 | 
						|
            Window window;              /**< The X11 window */
 | 
						|
        } x11;
 | 
						|
#endif
 | 
						|
#if defined(SDL_VIDEO_DRIVER_DIRECTFB)
 | 
						|
        struct
 | 
						|
        {
 | 
						|
            IDirectFB *dfb;             /**< The directfb main interface */
 | 
						|
            IDirectFBWindow *window;    /**< The directfb window handle */
 | 
						|
            IDirectFBSurface *surface;  /**< The directfb client surface */
 | 
						|
        } dfb;
 | 
						|
#endif
 | 
						|
#if defined(SDL_VIDEO_DRIVER_COCOA)
 | 
						|
        struct
 | 
						|
        {
 | 
						|
#if defined(__OBJC__) && defined(__has_feature)
 | 
						|
        #if __has_feature(objc_arc)
 | 
						|
            NSWindow __unsafe_unretained *window; /**< The Cocoa window */
 | 
						|
        #else
 | 
						|
            NSWindow *window;                     /**< The Cocoa window */
 | 
						|
        #endif
 | 
						|
#else
 | 
						|
            NSWindow *window;                     /**< The Cocoa window */
 | 
						|
#endif
 | 
						|
        } cocoa;
 | 
						|
#endif
 | 
						|
#if defined(SDL_VIDEO_DRIVER_UIKIT)
 | 
						|
        struct
 | 
						|
        {
 | 
						|
#if defined(__OBJC__) && defined(__has_feature)
 | 
						|
        #if __has_feature(objc_arc)
 | 
						|
            UIWindow __unsafe_unretained *window; /**< The UIKit window */
 | 
						|
        #else
 | 
						|
            UIWindow *window;                     /**< The UIKit window */
 | 
						|
        #endif
 | 
						|
#else
 | 
						|
            UIWindow *window;                     /**< The UIKit window */
 | 
						|
#endif
 | 
						|
            GLuint framebuffer; /**< The GL view's Framebuffer Object. It must be bound when rendering to the screen using GL. */
 | 
						|
            GLuint colorbuffer; /**< The GL view's color Renderbuffer Object. It must be bound when SDL_GL_SwapWindow is called. */
 | 
						|
            GLuint resolveFramebuffer; /**< The Framebuffer Object which holds the resolve color Renderbuffer, when MSAA is used. */
 | 
						|
        } uikit;
 | 
						|
#endif
 | 
						|
#if defined(SDL_VIDEO_DRIVER_WAYLAND)
 | 
						|
        struct
 | 
						|
        {
 | 
						|
            struct wl_display *display;             /**< Wayland display */
 | 
						|
            struct wl_surface *surface;             /**< Wayland surface */
 | 
						|
            void *shell_surface;                    /**< DEPRECATED Wayland shell_surface (window manager handle) */
 | 
						|
            struct wl_egl_window *egl_window;       /**< Wayland EGL window (native window) */
 | 
						|
            struct xdg_surface *xdg_surface;        /**< Wayland xdg surface (window manager handle) */
 | 
						|
            struct xdg_toplevel *xdg_toplevel;      /**< Wayland xdg toplevel role */
 | 
						|
            struct xdg_popup *xdg_popup;            /**< Wayland xdg popup role */
 | 
						|
            struct xdg_positioner *xdg_positioner;  /**< Wayland xdg positioner, for popup */
 | 
						|
        } wl;
 | 
						|
#endif
 | 
						|
#if defined(SDL_VIDEO_DRIVER_MIR)  /* no longer available, left for API/ABI compatibility. Remove in 2.1! */
 | 
						|
        struct
 | 
						|
        {
 | 
						|
            void *connection;  /**< Mir display server connection */
 | 
						|
            void *surface;  /**< Mir surface */
 | 
						|
        } mir;
 | 
						|
#endif
 | 
						|
 | 
						|
#if defined(SDL_VIDEO_DRIVER_ANDROID)
 | 
						|
        struct
 | 
						|
        {
 | 
						|
            ANativeWindow *window;
 | 
						|
            EGLSurface surface;
 | 
						|
        } android;
 | 
						|
#endif
 | 
						|
 | 
						|
#if defined(SDL_VIDEO_DRIVER_OS2)
 | 
						|
        struct
 | 
						|
        {
 | 
						|
            HWND hwnd;                  /**< The window handle */
 | 
						|
            HWND hwndFrame;             /**< The frame window handle */
 | 
						|
        } os2;
 | 
						|
#endif
 | 
						|
 | 
						|
#if defined(SDL_VIDEO_DRIVER_VIVANTE)
 | 
						|
        struct
 | 
						|
        {
 | 
						|
            EGLNativeDisplayType display;
 | 
						|
            EGLNativeWindowType window;
 | 
						|
        } vivante;
 | 
						|
#endif
 | 
						|
 | 
						|
#if defined(SDL_VIDEO_DRIVER_KMSDRM)
 | 
						|
        struct
 | 
						|
        {
 | 
						|
            int dev_index;               /**< Device index (ex: the X in /dev/dri/cardX) */
 | 
						|
            int drm_fd;                  /**< DRM FD (unavailable on Vulkan windows) */
 | 
						|
            struct gbm_device *gbm_dev;  /**< GBM device (unavailable on Vulkan windows) */
 | 
						|
        } kmsdrm;
 | 
						|
#endif
 | 
						|
 | 
						|
        /* Make sure this union is always 64 bytes (8 64-bit pointers). */
 | 
						|
        /* Be careful not to overflow this if you add a new target! */
 | 
						|
        Uint8 dummy[64];
 | 
						|
    } info;
 | 
						|
};
 | 
						|
 | 
						|
#endif /* SDL_PROTOTYPES_ONLY */
 | 
						|
 | 
						|
typedef struct SDL_SysWMinfo SDL_SysWMinfo;
 | 
						|
 | 
						|
 | 
						|
/**
 | 
						|
 * Get driver-specific information about a window.
 | 
						|
 *
 | 
						|
 * You must include SDL_syswm.h for the declaration of SDL_SysWMinfo.
 | 
						|
 *
 | 
						|
 * The caller must initialize the `info` structure's version by using
 | 
						|
 * `SDL_VERSION(&info.version)`, and then this function will fill in the rest
 | 
						|
 * of the structure with information about the given window.
 | 
						|
 *
 | 
						|
 * \param window the window about which information is being requested.
 | 
						|
 * \param info an SDL_SysWMinfo structure filled in with window information.
 | 
						|
 * \returns SDL_TRUE if the function is implemented and the `version` member
 | 
						|
 *          of the `info` struct is valid, or SDL_FALSE if the information
 | 
						|
 *          could not be retrieved; call SDL_GetError() for more information.
 | 
						|
 *
 | 
						|
 * \since This function is available since SDL 2.0.0.
 | 
						|
 */
 | 
						|
extern DECLSPEC SDL_bool SDLCALL SDL_GetWindowWMInfo(SDL_Window * window,
 | 
						|
                                                     SDL_SysWMinfo * info);
 | 
						|
 | 
						|
 | 
						|
/* Ends C function definitions when using C++ */
 | 
						|
#ifdef __cplusplus
 | 
						|
}
 | 
						|
#endif
 | 
						|
#include "close_code.h"
 | 
						|
 | 
						|
#endif /* SDL_syswm_h_ */
 | 
						|
 | 
						|
/* vi: set ts=4 sw=4 expandtab: */
 |