Mercurial > sdl-ios-xcode
annotate docs/html/sdluserevent.html @ 211:0cc95f442f3a
If we're looking at the /dev/input event devices, and we found
at least one, then we don't want to look at the input joystick
devices, since they're built on top of devices that we've already
seen, so we're done.
| author | Sam Lantinga <slouken@libsdl.org> |
|---|---|
| date | Mon, 22 Oct 2001 21:34:50 +0000 |
| parents | e5bc29de3f0a |
| 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 > |