1 /* 2 SDL - Simple DirectMedia Layer 3 Copyright (C) 1997-2006 Sam Lantinga 4 5 This library is free software; you can redistribute it and/or 6 modify it under the terms of the GNU Lesser General Public 7 License as published by the Free Software Foundation; either 8 version 2.1 of the License, or (at your option) any later version. 9 10 This library is distributed in the hope that it will be useful, 11 but WITHOUT ANY WARRANTY; without even the implied warranty of 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 13 Lesser General Public License for more details. 14 15 You should have received a copy of the GNU Lesser General Public 16 License along with this library; if not, write to the Free Software 17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA 18 19 Sam Lantinga 20 slouken (at) libsdl.org 21 */ 22 23 /* Include file for SDL custom system window manager hooks */ 24 25 #ifndef _SDL_syswm_h 26 #define _SDL_syswm_h 27 28 #include "SDL_stdinc.h" 29 #include "SDL_error.h" 30 #include "SDL_version.h" 31 32 #include "begin_code.h" 33 /* Set up for C function definitions, even when using C++ */ 34 #ifdef __cplusplus 35 extern "C" { 36 #endif 37 38 /* Your application has access to a special type of event 'SDL_SYSWMEVENT', 39 which contains window-manager specific information and arrives whenever 40 an unhandled window event occurs. This event is ignored by default, but 41 you can enable it with SDL_EventState() 42 */ 43 #ifdef SDL_PROTOTYPES_ONLY 44 struct SDL_SysWMinfo; 45 typedef struct SDL_SysWMinfo SDL_SysWMinfo; 46 #else 47 48 /* This is the structure for custom window manager events */ 49 #if defined(SDL_VIDEO_DRIVER_X11) 50 #if defined(__APPLE__) && defined(__MACH__) 51 /* conflicts with Quickdraw.h */ 52 #define Cursor X11Cursor 53 #endif 54 55 #include <X11/Xlib.h> 56 #include <X11/Xatom.h> 57 58 #if defined(__APPLE__) && defined(__MACH__) 59 /* matches the re-define above */ 60 #undef Cursor 61 #endif 62 63 /* These are the various supported subsystems under UNIX */ 64 typedef enum { 65 SDL_SYSWM_X11 66 } SDL_SYSWM_TYPE; 67 68 /* The UNIX custom event structure */ 69 struct SDL_SysWMmsg { 70 SDL_version version; 71 SDL_SYSWM_TYPE subsystem; 72 union { 73 XEvent xevent; 74 } event; 75 }; 76 77 /* The UNIX custom window manager information structure. 78 When this structure is returned, it holds information about which 79 low level system it is using, and will be one of SDL_SYSWM_TYPE. 80 */ 81 typedef struct SDL_SysWMinfo { 82 SDL_version version; 83 SDL_SYSWM_TYPE subsystem; 84 union { 85 struct { 86 Display *display; /* The X11 display */ 87 Window window; /* The X11 display window */ 88 /* These locking functions should be called around 89 any X11 functions using the display variable, 90 but not the gfxdisplay variable. 91 They lock the event thread, so should not be 92 called around event functions or from event filters. 93 */ 94 void (*lock_func)(void); 95 void (*unlock_func)(void); 96 97 /* Introduced in SDL 1.0.2 */ 98 Window fswindow; /* The X11 fullscreen window */ 99 Window wmwindow; /* The X11 managed input window */ 100 101 /* Introduced in SDL 1.2.12 */ 102 Display *gfxdisplay; /* The X11 display to which rendering is done */ 103 } x11; 104 } info; 105 } SDL_SysWMinfo; 106 107 #elif defined(SDL_VIDEO_DRIVER_NANOX) 108 #include <microwin/nano-X.h> 109 110 /* The generic custom event structure */ 111 struct SDL_SysWMmsg { 112 SDL_version version; 113 int data; 114 }; 115 116 /* The windows custom window manager information structure */ 117 typedef struct SDL_SysWMinfo { 118 SDL_version version ; 119 GR_WINDOW_ID window ; /* The display window */ 120 } SDL_SysWMinfo; 121 122 #elif defined(SDL_VIDEO_DRIVER_WINDIB) || defined(SDL_VIDEO_DRIVER_DDRAW) || defined(SDL_VIDEO_DRIVER_GAPI) 123 #define WIN32_LEAN_AND_MEAN 124 #include <windows.h> 125 126 /* The windows custom event structure */ 127 struct SDL_SysWMmsg { 128 SDL_version version; 129 HWND hwnd; /* The window for the message */ 130 UINT msg; /* The type of message */ 131 WPARAM wParam; /* WORD message parameter */ 132 LPARAM lParam; /* LONG message parameter */ 133 }; 134 135 /* The windows custom window manager information structure */ 136 typedef struct SDL_SysWMinfo { 137 SDL_version version; 138 HWND window; /* The Win32 display window */ 139 HGLRC hglrc; /* The OpenGL context, if any */ 140 } SDL_SysWMinfo; 141 142 #elif defined(SDL_VIDEO_DRIVER_RISCOS) 143 144 /* RISC OS custom event structure */ 145 struct SDL_SysWMmsg { 146 SDL_version version; 147 int eventCode; /* The window for the message */ 148 int pollBlock[64]; 149 }; 150 151 /* The RISC OS custom window manager information structure */ 152 typedef struct SDL_SysWMinfo { 153 SDL_version version; 154 int wimpVersion; /* Wimp version running under */ 155 int taskHandle; /* The RISC OS task handle */ 156 int window; /* The RISC OS display window */ 157 } SDL_SysWMinfo; 158 159 #elif defined(SDL_VIDEO_DRIVER_PHOTON) 160 #include <sys/neutrino.h> 161 #include <Ph.h> 162 163 /* The QNX custom event structure */ 164 struct SDL_SysWMmsg { 165 SDL_version version; 166 int data; 167 }; 168 169 /* The QNX custom window manager information structure */ 170 typedef struct SDL_SysWMinfo { 171 SDL_version version; 172 int data; 173 } SDL_SysWMinfo; 174 175 #else 176 177 /* The generic custom event structure */ 178 struct SDL_SysWMmsg { 179 SDL_version version; 180 int data; 181 }; 182 183 /* The generic custom window manager information structure */ 184 typedef struct SDL_SysWMinfo { 185 SDL_version version; 186 int data; 187 } SDL_SysWMinfo; 188 189 #endif /* video driver type */ 190 191 #endif /* SDL_PROTOTYPES_ONLY */ 192 193 /* Function prototypes */ 194 /* 195 * This function gives you custom hooks into the window manager information. 196 * It fills the structure pointed to by 'info' with custom information and 197 * returns 1 if the function is implemented. If it's not implemented, or 198 * the version member of the 'info' structure is invalid, it returns 0. 199 * 200 * You typically use this function like this: 201 * SDL_SysWMInfo info; 202 * SDL_VERSION(&info.version); 203 * if ( SDL_GetWMInfo(&info) ) { ... } 204 */ 205 extern DECLSPEC int SDLCALL SDL_GetWMInfo(SDL_SysWMinfo *info); 206 207 208 /* Ends C function definitions when using C++ */ 209 #ifdef __cplusplus 210 } 211 #endif 212 #include "close_code.h" 213 214 #endif /* _SDL_syswm_h */ 215
