Mercurial > sdl-ios-xcode
annotate docs/html/sdluserevent.html @ 181:e5bc29de3f0a
Updated from the SDL Documentation Project
| author | Sam Lantinga <slouken@libsdl.org> |
|---|---|
| date | Fri, 14 Sep 2001 02:41:09 +0000 |
| parents | 55f1f1b3e27d |
| children | 355632dca928 |
| rev | line source |
|---|---|
| 0 | 1 <HTML |
| 2 ><HEAD | |
| 3 ><TITLE | |
| 4 >SDL_UserEvent</TITLE | |
| 5 ><META | |
| 6 NAME="GENERATOR" | |
|
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7 CONTENT="Modular DocBook HTML Stylesheet Version 1.64 |
| 0 | 8 "><LINK |
| 9 REL="HOME" | |
| 10 TITLE="SDL Library Documentation" | |
| 11 HREF="index.html"><LINK | |
| 12 REL="UP" | |
| 13 TITLE="SDL Event Structures." | |
| 14 HREF="eventstructures.html"><LINK | |
| 15 REL="PREVIOUS" | |
| 16 TITLE="SDL_SysWMEvent" | |
| 17 HREF="sdlsyswmevent.html"><LINK | |
| 18 REL="NEXT" | |
| 19 TITLE="SDL_QuitEvent" | |
| 20 HREF="sdlquitevent.html"></HEAD | |
| 21 ><BODY | |
| 22 CLASS="REFENTRY" | |
| 23 BGCOLOR="#FFF8DC" | |
| 24 TEXT="#000000" | |
| 25 LINK="#0000ee" | |
| 26 VLINK="#551a8b" | |
| 27 ALINK="#ff0000" | |
| 28 ><DIV | |
| 29 CLASS="NAVHEADER" | |
| 30 ><TABLE | |
| 31 WIDTH="100%" | |
| 32 BORDER="0" | |
| 33 CELLPADDING="0" | |
| 34 CELLSPACING="0" | |
| 35 ><TR | |
| 36 ><TH | |
| 37 COLSPAN="3" | |
| 38 ALIGN="center" | |
| 39 >SDL Library Documentation</TH | |
| 40 ></TR | |
| 41 ><TR | |
| 42 ><TD | |
| 43 WIDTH="10%" | |
| 44 ALIGN="left" | |
| 45 VALIGN="bottom" | |
| 46 ><A | |
| 47 HREF="sdlsyswmevent.html" | |
| 48 >Prev</A | |
| 49 ></TD | |
| 50 ><TD | |
| 51 WIDTH="80%" | |
| 52 ALIGN="center" | |
| 53 VALIGN="bottom" | |
| 54 ></TD | |
| 55 ><TD | |
| 56 WIDTH="10%" | |
| 57 ALIGN="right" | |
| 58 VALIGN="bottom" | |
| 59 ><A | |
| 60 HREF="sdlquitevent.html" | |
| 61 >Next</A | |
| 62 ></TD | |
| 63 ></TR | |
| 64 ></TABLE | |
| 65 ><HR | |
| 66 ALIGN="LEFT" | |
| 67 WIDTH="100%"></DIV | |
| 68 ><H1 | |
| 69 ><A | |
| 70 NAME="SDLUSEREVENT" | |
| 71 >SDL_UserEvent</A | |
| 72 ></H1 | |
| 73 ><DIV | |
| 74 CLASS="REFNAMEDIV" | |
| 75 ><A | |
|
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76 NAME="AEN4181" |
| 0 | 77 ></A |
| 78 ><H2 | |
| 79 >Name</H2 | |
| 80 >SDL_UserEvent -- A user-defined event type</DIV | |
| 81 ><DIV | |
| 82 CLASS="REFSECT1" | |
| 83 ><A | |
|
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84 NAME="AEN4184" |
| 0 | 85 ></A |
| 86 ><H2 | |
| 87 >Structure Definition</H2 | |
| 88 ><PRE | |
| 89 CLASS="PROGRAMLISTING" | |
| 90 >typedef struct{ | |
| 91 Uint8 type; | |
| 92 int code; | |
| 93 void *data1; | |
| 94 void *data2; | |
| 95 } SDL_UserEvent;</PRE | |
| 96 ></DIV | |
| 97 ><DIV | |
| 98 CLASS="REFSECT1" | |
| 99 ><A | |
|
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100 NAME="AEN4187" |
| 0 | 101 ></A |
| 102 ><H2 | |
| 103 >Structure Data</H2 | |
| 104 ><DIV | |
| 105 CLASS="INFORMALTABLE" | |
| 106 ><A | |
|
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107 NAME="AEN4189" |
| 0 | 108 ></A |
| 109 ><P | |
| 110 ></P | |
| 111 ><TABLE | |
| 112 BORDER="0" | |
| 113 CLASS="CALSTABLE" | |
| 114 ><TBODY | |
| 115 ><TR | |
| 116 ><TD | |
| 117 ALIGN="LEFT" | |
| 118 VALIGN="TOP" | |
| 119 ><TT | |
| 120 CLASS="STRUCTFIELD" | |
| 121 ><I | |
| 122 >type</I | |
| 123 ></TT | |
| 124 ></TD | |
| 125 ><TD | |
| 126 ALIGN="LEFT" | |
| 127 VALIGN="TOP" | |
| 128 ><TT | |
| 129 CLASS="LITERAL" | |
| 130 >SDL_USEREVENT</TT | |
| 131 > through to <TT | |
| 132 CLASS="LITERAL" | |
| 133 >SDL_NUMEVENTS-1</TT | |
| 134 ></TD | |
| 135 ></TR | |
| 136 ><TR | |
| 137 ><TD | |
| 138 ALIGN="LEFT" | |
| 139 VALIGN="TOP" | |
| 140 ><TT | |
| 141 CLASS="STRUCTFIELD" | |
| 142 ><I | |
| 143 >code</I | |
| 144 ></TT | |
| 145 ></TD | |
| 146 ><TD | |
| 147 ALIGN="LEFT" | |
| 148 VALIGN="TOP" | |
| 149 >User defined event code</TD | |
| 150 ></TR | |
| 151 ><TR | |
| 152 ><TD | |
| 153 ALIGN="LEFT" | |
| 154 VALIGN="TOP" | |
| 155 ><TT | |
| 156 CLASS="STRUCTFIELD" | |
| 157 ><I | |
| 158 >data1</I | |
| 159 ></TT | |
| 160 ></TD | |
| 161 ><TD | |
| 162 ALIGN="LEFT" | |
| 163 VALIGN="TOP" | |
| 164 >User defined data pointer</TD | |
| 165 ></TR | |
| 166 ><TR | |
| 167 ><TD | |
| 168 ALIGN="LEFT" | |
| 169 VALIGN="TOP" | |
| 170 ><TT | |
| 171 CLASS="STRUCTFIELD" | |
| 172 ><I | |
| 173 >data2</I | |
| 174 ></TT | |
| 175 ></TD | |
| 176 ><TD | |
| 177 ALIGN="LEFT" | |
| 178 VALIGN="TOP" | |
| 179 >User defined data pointer</TD | |
| 180 ></TR | |
| 181 ></TBODY | |
| 182 ></TABLE | |
| 183 ><P | |
| 184 ></P | |
| 185 ></DIV | |
| 186 ></DIV | |
| 187 ><DIV | |
| 188 CLASS="REFSECT1" | |
| 189 ><A | |
|
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190 NAME="AEN4210" |
| 0 | 191 ></A |
| 192 ><H2 | |
| 193 >Description</H2 | |
| 194 ><P | |
| 195 ><SPAN | |
| 196 CLASS="STRUCTNAME" | |
| 197 >SDL_UserEvent</SPAN | |
| 198 > is in the <TT | |
| 199 CLASS="STRUCTFIELD" | |
| 200 ><I | |
| 201 >user</I | |
| 202 ></TT | |
| 203 > member of the structure <A | |
| 204 HREF="sdlevent.html" | |
| 205 ><SPAN | |
| 206 CLASS="STRUCTNAME" | |
| 207 >SDL_Event</SPAN | |
| 208 ></A | |
| 209 >. This event is unique, it is never created by SDL but only by the user. The event can be pushed onto the event queue using <A | |
| 210 HREF="sdlpushevent.html" | |
| 211 ><TT | |
| 212 CLASS="FUNCTION" | |
| 213 >SDL_PushEvent</TT | |
| 214 ></A | |
| 215 >. The contents of the structure members or completely up to the programmer, the only requirement is that <TT | |
| 216 CLASS="STRUCTFIELD" | |
| 217 ><I | |
| 218 >type</I | |
| 219 ></TT | |
| 220 > is a value from <TT | |
| 221 CLASS="LITERAL" | |
| 222 >SDL_USEREVENT</TT | |
| 223 > to <TT | |
| 224 CLASS="LITERAL" | |
| 225 >SDL_NUMEVENTS-1</TT | |
| 226 > (inclusive).</P | |
| 227 ></DIV | |
| 228 ><DIV | |
| 229 CLASS="REFSECT1" | |
| 230 ><A | |
|
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231 NAME="AEN4222" |
| 0 | 232 ></A |
| 233 ><H2 | |
| 234 >Examples</H2 | |
| 235 ><P | |
| 236 ><PRE | |
| 237 CLASS="PROGRAMLISTING" | |
| 238 >SDL_Event event; | |
| 239 | |
| 240 event.type = SDL_USEREVENT; | |
| 241 event.user.code = my_event_code; | |
| 242 event.user.data1 = significant_data; | |
| 243 event.user.data2 = 0; | |
| 244 SDL_PushEvent(&event);</PRE | |
| 245 ></P | |
| 246 ></DIV | |
| 247 ><DIV | |
| 248 CLASS="REFSECT1" | |
| 249 ><A | |
|
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250 NAME="AEN4226" |
| 0 | 251 ></A |
| 252 ><H2 | |
| 253 >See Also</H2 | |
| 254 ><P | |
| 255 ><A | |
| 256 HREF="sdlevent.html" | |
| 257 ><SPAN | |
| 258 CLASS="STRUCTNAME" | |
| 259 >SDL_Event</SPAN | |
| 260 ></A | |
| 261 >, | |
| 262 <A | |
| 263 HREF="sdlpushevent.html" | |
| 264 ><TT | |
| 265 CLASS="FUNCTION" | |
| 266 >SDL_PushEvent</TT | |
| 267 ></A | |
| 268 ></P | |
| 269 ></DIV | |
| 270 ><DIV | |
| 271 CLASS="NAVFOOTER" | |
| 272 ><HR | |
| 273 ALIGN="LEFT" | |
| 274 WIDTH="100%"><TABLE | |
| 275 WIDTH="100%" | |
| 276 BORDER="0" | |
| 277 CELLPADDING="0" | |
| 278 CELLSPACING="0" | |
| 279 ><TR | |
| 280 ><TD | |
| 281 WIDTH="33%" | |
| 282 ALIGN="left" | |
| 283 VALIGN="top" | |
| 284 ><A | |
| 285 HREF="sdlsyswmevent.html" | |
| 286 >Prev</A | |
| 287 ></TD | |
| 288 ><TD | |
| 289 WIDTH="34%" | |
| 290 ALIGN="center" | |
| 291 VALIGN="top" | |
| 292 ><A | |
| 293 HREF="index.html" | |
| 294 >Home</A | |
| 295 ></TD | |
| 296 ><TD | |
| 297 WIDTH="33%" | |
| 298 ALIGN="right" | |
| 299 VALIGN="top" | |
| 300 ><A | |
| 301 HREF="sdlquitevent.html" | |
| 302 >Next</A | |
| 303 ></TD | |
| 304 ></TR | |
| 305 ><TR | |
| 306 ><TD | |
| 307 WIDTH="33%" | |
| 308 ALIGN="left" | |
| 309 VALIGN="top" | |
| 310 >SDL_SysWMEvent</TD | |
| 311 ><TD | |
| 312 WIDTH="34%" | |
| 313 ALIGN="center" | |
| 314 VALIGN="top" | |
| 315 ><A | |
| 316 HREF="eventstructures.html" | |
| 317 >Up</A | |
| 318 ></TD | |
| 319 ><TD | |
| 320 WIDTH="33%" | |
| 321 ALIGN="right" | |
| 322 VALIGN="top" | |
| 323 >SDL_QuitEvent</TD | |
| 324 ></TR | |
| 325 ></TABLE | |
| 326 ></DIV | |
| 327 ></BODY | |
| 328 ></HTML | |
| 329 > |