annotate include/SDL_syswm.h @ 1712:931d111e737a SDL-1.3

Started framework for Windows video driver
author Sam Lantinga <slouken@libsdl.org>
date Mon, 26 Jun 2006 13:56:56 +0000
parents 4da1ee79c9af
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1 /*
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2 SDL - Simple DirectMedia Layer
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3 Copyright (C) 1997-2006 Sam Lantinga
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4
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5 This library is free software; you can redistribute it and/or
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6 modify it under the terms of the GNU Lesser General Public
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7 License as published by the Free Software Foundation; either
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8 version 2.1 of the License, or (at your option) any later version.
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9
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10 This library is distributed in the hope that it will be useful,
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 Lesser General Public License for more details.
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14
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15 You should have received a copy of the GNU Lesser General Public
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16 License along with this library; if not, write to the Free Software
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17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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19 Sam Lantinga
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20 slouken@libsdl.org
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21 */
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22
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23 /**
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24 * \file SDL_syswm.h
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25 *
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26 * Include file for SDL custom system window manager hooks
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27 */
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28
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29 #ifndef _SDL_syswm_h
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30 #define _SDL_syswm_h
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31
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32 #include "SDL_stdinc.h"
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33 #include "SDL_error.h"
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34 #include "SDL_video.h"
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35 #include "SDL_version.h"
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36
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37 #include "begin_code.h"
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38 /* Set up for C function definitions, even when using C++ */
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39 #ifdef __cplusplus
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40 /* *INDENT-OFF* */
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41 extern "C" {
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42 /* *INDENT-ON* */
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43 #endif
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44
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45 /* Your application has access to a special type of event 'SDL_SYSWMEVENT',
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46 which contains window-manager specific information and arrives whenever
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47 an unhandled window event occurs. This event is ignored by default, but
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48 you can enable it with SDL_EventState()
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49 */
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50 #ifdef SDL_PROTOTYPES_ONLY
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51 struct SDL_SysWMinfo;
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52 #else
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53
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54 /* This is the structure for custom window manager events */
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55 #if defined(SDL_VIDEO_DRIVER_X11)
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56 #if defined(__APPLE__) && defined(__MACH__)
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57 /* conflicts with Quickdraw.h */
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58 #define Cursor X11Cursor
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59 #endif
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60
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61 #include <X11/Xlib.h>
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62 #include <X11/Xatom.h>
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63
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64 #if defined(__APPLE__) && defined(__MACH__)
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65 /* matches the re-define above */
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66 #undef Cursor
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67 #endif
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68
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69 /* These are the various supported subsystems under UNIX */
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70 typedef enum
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71 {
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72 SDL_SYSWM_X11
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73 } SDL_SYSWM_TYPE;
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74
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75 /* The UNIX custom event structure */
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76 struct SDL_SysWMmsg
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77 {
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78 SDL_version version;
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79 SDL_SYSWM_TYPE subsystem;
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80 union
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81 {
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82 XEvent xevent;
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83 } event;
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84 };
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85
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86 /* The UNIX custom window manager information structure.
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87 When this structure is returned, it holds information about which
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88 low level system it is using, and will be one of SDL_SYSWM_TYPE.
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89 */
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90 struct SDL_SysWMinfo
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91 {
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92 SDL_version version;
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93 SDL_SYSWM_TYPE subsystem;
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94 union
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95 {
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96 struct
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97 {
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98 Display *display; /* The X11 display */
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99 Window window; /* The X11 display window */
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100 /* These locking functions should be called around
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101 any X11 functions using the display variable.
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102 They lock the event thread, so should not be
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103 called around event functions or from event filters.
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104 */
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105 void (*lock_func) (void);
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106 void (*unlock_func) (void);
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107
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108 /* Introduced in SDL 1.0.2 */
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109 Window fswindow; /* The X11 fullscreen window */
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110 Window wmwindow; /* The X11 managed input window */
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111 } x11;
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112 } info;
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113 };
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114
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115 #elif defined(SDL_VIDEO_DRIVER_NANOX)
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116 #include <microwin/nano-X.h>
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117
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118 /* The generic custom event structure */
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119 struct SDL_SysWMmsg
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120 {
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121 SDL_version version;
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122 int data;
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123 };
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124
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125 /* The windows custom window manager information structure */
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126 struct SDL_SysWMinfo
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127 {
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128 SDL_version version;
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129 GR_WINDOW_ID window; /* The display window */
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130 };
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131
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132 #elif defined(SDL_VIDEO_DRIVER_WIN32)
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133 #define WIN32_LEAN_AND_MEAN
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134 #include <windows.h>
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135
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136 /* The windows custom event structure */
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137 struct SDL_SysWMmsg
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138 {
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139 SDL_version version;
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140 HWND hwnd; /* The window for the message */
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141 UINT msg; /* The type of message */
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142 WPARAM wParam; /* WORD message parameter */
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143 LPARAM lParam; /* LONG message parameter */
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144 };
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145
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146 /* The windows custom window manager information structure */
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147 struct SDL_SysWMinfo
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148 {
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149 SDL_version version;
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150 HWND window; /* The Win32 display window */
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151 HGLRC hglrc; /* The OpenGL context, if any */
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152 };
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153
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154 #elif defined(SDL_VIDEO_DRIVER_RISCOS)
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155
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156 /* RISC OS custom event structure */
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157 struct SDL_SysWMmsg
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158 {
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159 SDL_version version;
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160 int eventCode; /* The window for the message */
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161 int pollBlock[64];
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162 };
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163
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164 /* The RISC OS custom window manager information structure */
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165 struct SDL_SysWMinfo
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166 {
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167 SDL_version version;
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168 int wimpVersion; /* Wimp version running under */
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169 int taskHandle; /* The RISC OS task handle */
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170 int window; /* The RISC OS display window */
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171 };
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172
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173 #elif defined(SDL_VIDEO_DRIVER_PHOTON)
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174 #include <sys/neutrino.h>
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175 #include <Ph.h>
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176
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177 /* The QNX custom event structure */
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178 struct SDL_SysWMmsg
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179 {
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180 SDL_version version;
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181 int data;
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182 };
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183
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184 /* The QNX custom window manager information structure */
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185 struct SDL_SysWMinfo
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186 {
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187 SDL_version version;
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188 int data;
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189 };
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190
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191 #else
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192
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193 /* The generic custom event structure */
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194 struct SDL_SysWMmsg
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195 {
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196 SDL_version version;
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197 int data;
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198 };
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199
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200 /* The generic custom window manager information structure */
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201 struct SDL_SysWMinfo
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202 {
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203 SDL_version version;
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204 int data;
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205 };
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206
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207 #endif /* video driver type */
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208
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209 #endif /* SDL_PROTOTYPES_ONLY */
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210
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211 typedef struct SDL_SysWMinfo SDL_SysWMinfo;
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212
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213 /* Function prototypes */
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214 /**
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215 * \fn SDL_bool SDL_GetWindowWMInfo (SDL_WindowID windowID, SDL_SysWMinfo * info)
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216 *
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217 * \brief This function allows access to driver-dependent window information.
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218 *
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219 * \param windowID The window about which information is being requested
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220 * \param info This structure must be initialized with the SDL version, and is then filled in with information about the given window.
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221 *
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222 * \return SDL_TRUE if the function is implemented and the version member of the 'info' struct is valid, SDL_FALSE otherwise.
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223 *
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224 * You typically use this function like this:
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225 * \code
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226 * SDL_SysWMInfo info;
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227 * SDL_VERSION(&info.version);
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228 * if ( SDL_GetWindowWMInfo(&info) ) { ... }
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229 * \endcode
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230 */
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231 extern DECLSPEC SDL_bool SDLCALL SDL_GetWindowWMInfo(SDL_WindowID windowID,
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232 SDL_SysWMinfo * info);
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233
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234
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235 /* Ends C function definitions when using C++ */
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236 #ifdef __cplusplus
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237 /* *INDENT-OFF* */
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238 }
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239 /* *INDENT-ON* */
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240 #endif
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241 #include "close_code.h"
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242
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243 #endif /* _SDL_syswm_h */
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244
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245 /* vi: set ts=4 sw=4 expandtab: */