Mercurial > sdl-ios-xcode
annotate docs/html/sdlpollevent.html @ 4427:eada7e321df6 SDL-1.2
Fixed bug #943
Ozkan Sezer 2010-02-06 12:31:06 PST
Hi:
Here are some small fixes for compiling SDL against mingw-w64.
(see http://mingw-w64.sourceforge.net/ . Despite the name, it
supports both win32 and win64.) Two patches, one for SDL-1.2
and one for SDL-1.3 attached.
src/audio/windx5/directx.h and src/video/windx5/directx.h (both
SDL-1.2 and SDL-1.3.) I get compilation errors about some union
not having a member named u1 and alike, because of other system
headers being included before this one and them already defining
DUMMYUNIONNAME and stuff. This header probably assumes that those
stuff are defined in windef.h, but mingw-w64 headers define them
in _mingw.h. Easily fixed by moving NONAMELESSUNION definition to
the top of the file. SDL_dx5yuv.c (SDL-1.2-only) also needs to
include the header before SDL_video.h to avoid the same problem.
src/thread/win32/SDL_systhread.c (both SDL-1.2 and SDL-1.3.) :
The __GNUC__ case for pfnSDL_CurrentBeginThread is 32-bit centric
because _beginthreadex returns uintptr_t, not unsigned long which
is 32 bits in win64. Changing the return type to uintptr_t fixes
it.
Hope these are useful. Thanks.
author | Sam Lantinga <slouken@libsdl.org> |
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date | Wed, 10 Mar 2010 15:04:13 +0000 |
parents | 355632dca928 |
children |
rev | line source |
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0 | 1 <HTML |
2 ><HEAD | |
3 ><TITLE | |
4 >SDL_PollEvent</TITLE | |
5 ><META | |
6 NAME="GENERATOR" | |
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7 CONTENT="Modular DocBook HTML Stylesheet Version 1.76b+ |
0 | 8 "><LINK |
9 REL="HOME" | |
10 TITLE="SDL Library Documentation" | |
11 HREF="index.html"><LINK | |
12 REL="UP" | |
13 TITLE="Event Functions." | |
14 HREF="eventfunctions.html"><LINK | |
15 REL="PREVIOUS" | |
16 TITLE="SDL_PeepEvents" | |
17 HREF="sdlpeepevents.html"><LINK | |
18 REL="NEXT" | |
19 TITLE="SDL_WaitEvent" | |
20 HREF="sdlwaitevent.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 | |
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31 SUMMARY="Header navigation table" |
0 | 32 WIDTH="100%" |
33 BORDER="0" | |
34 CELLPADDING="0" | |
35 CELLSPACING="0" | |
36 ><TR | |
37 ><TH | |
38 COLSPAN="3" | |
39 ALIGN="center" | |
40 >SDL Library Documentation</TH | |
41 ></TR | |
42 ><TR | |
43 ><TD | |
44 WIDTH="10%" | |
45 ALIGN="left" | |
46 VALIGN="bottom" | |
47 ><A | |
48 HREF="sdlpeepevents.html" | |
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49 ACCESSKEY="P" |
0 | 50 >Prev</A |
51 ></TD | |
52 ><TD | |
53 WIDTH="80%" | |
54 ALIGN="center" | |
55 VALIGN="bottom" | |
56 ></TD | |
57 ><TD | |
58 WIDTH="10%" | |
59 ALIGN="right" | |
60 VALIGN="bottom" | |
61 ><A | |
62 HREF="sdlwaitevent.html" | |
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63 ACCESSKEY="N" |
0 | 64 >Next</A |
65 ></TD | |
66 ></TR | |
67 ></TABLE | |
68 ><HR | |
69 ALIGN="LEFT" | |
70 WIDTH="100%"></DIV | |
71 ><H1 | |
72 ><A | |
73 NAME="SDLPOLLEVENT" | |
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74 ></A |
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75 >SDL_PollEvent</H1 |
0 | 76 ><DIV |
77 CLASS="REFNAMEDIV" | |
78 ><A | |
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79 NAME="AEN5472" |
0 | 80 ></A |
81 ><H2 | |
82 >Name</H2 | |
83 >SDL_PollEvent -- Polls for currently pending events.</DIV | |
84 ><DIV | |
85 CLASS="REFSYNOPSISDIV" | |
86 ><A | |
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87 NAME="AEN5475" |
0 | 88 ></A |
89 ><H2 | |
90 >Synopsis</H2 | |
91 ><DIV | |
92 CLASS="FUNCSYNOPSIS" | |
93 ><A | |
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94 NAME="AEN5476" |
0 | 95 ></A |
96 ><P | |
97 ></P | |
98 ><PRE | |
99 CLASS="FUNCSYNOPSISINFO" | |
100 >#include "SDL.h"</PRE | |
101 ><P | |
102 ><CODE | |
103 ><CODE | |
104 CLASS="FUNCDEF" | |
105 >int <B | |
106 CLASS="FSFUNC" | |
107 >SDL_PollEvent</B | |
108 ></CODE | |
109 >(SDL_Event *event);</CODE | |
110 ></P | |
111 ><P | |
112 ></P | |
113 ></DIV | |
114 ></DIV | |
115 ><DIV | |
116 CLASS="REFSECT1" | |
117 ><A | |
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118 NAME="AEN5482" |
0 | 119 ></A |
120 ><H2 | |
121 >Description</H2 | |
122 ><P | |
123 >Polls for currently pending events, and returns <SPAN | |
124 CLASS="RETURNVALUE" | |
125 >1</SPAN | |
126 > | |
127 if there are any pending events, or <SPAN | |
128 CLASS="RETURNVALUE" | |
129 >0</SPAN | |
130 > if there | |
131 are none available. </P | |
132 ><P | |
133 >If <TT | |
134 CLASS="PARAMETER" | |
135 ><I | |
136 >event</I | |
137 ></TT | |
138 > is not <TT | |
139 CLASS="LITERAL" | |
140 >NULL</TT | |
141 >, the next | |
142 event is removed from the queue and stored in that area.</P | |
143 ></DIV | |
144 ><DIV | |
145 CLASS="REFSECT1" | |
146 ><A | |
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147 NAME="AEN5490" |
0 | 148 ></A |
149 ><H2 | |
150 >Examples</H2 | |
151 ><P | |
152 ><PRE | |
153 CLASS="PROGRAMLISTING" | |
154 >SDL_Event event; /* Event structure */ | |
155 | |
156 . | |
157 . | |
158 . | |
159 /* Check for events */ | |
160 while(SDL_PollEvent(&event)){ /* Loop until there are no events left on the queue */ | |
161 switch(event.type){ /* Process the appropiate event type */ | |
162 case SDL_KEYDOWN: /* Handle a KEYDOWN event */ | |
163 printf("Oh! Key press\n"); | |
164 break; | |
165 case SDL_MOUSEMOTION: | |
166 . | |
167 . | |
168 . | |
169 default: /* Report an unhandled event */ | |
170 printf("I don't know what this event is!\n"); | |
171 } | |
172 }</PRE | |
173 ></P | |
174 ></DIV | |
175 ><DIV | |
176 CLASS="REFSECT1" | |
177 ><A | |
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178 NAME="AEN5494" |
0 | 179 ></A |
180 ><H2 | |
181 >See Also</H2 | |
182 ><P | |
183 ><A | |
184 HREF="sdlevent.html" | |
185 ><SPAN | |
186 CLASS="STRUCTNAME" | |
187 >SDL_Event</SPAN | |
188 ></A | |
189 >, | |
190 <A | |
191 HREF="sdlwaitevent.html" | |
192 ><TT | |
193 CLASS="FUNCTION" | |
194 >SDL_WaitEvent</TT | |
195 ></A | |
196 >, | |
197 <A | |
198 HREF="sdlpeepevents.html" | |
199 ><TT | |
200 CLASS="FUNCTION" | |
201 >SDL_PeepEvents</TT | |
202 ></A | |
203 ></P | |
204 ></DIV | |
205 ><DIV | |
206 CLASS="NAVFOOTER" | |
207 ><HR | |
208 ALIGN="LEFT" | |
209 WIDTH="100%"><TABLE | |
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210 SUMMARY="Footer navigation table" |
0 | 211 WIDTH="100%" |
212 BORDER="0" | |
213 CELLPADDING="0" | |
214 CELLSPACING="0" | |
215 ><TR | |
216 ><TD | |
217 WIDTH="33%" | |
218 ALIGN="left" | |
219 VALIGN="top" | |
220 ><A | |
221 HREF="sdlpeepevents.html" | |
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222 ACCESSKEY="P" |
0 | 223 >Prev</A |
224 ></TD | |
225 ><TD | |
226 WIDTH="34%" | |
227 ALIGN="center" | |
228 VALIGN="top" | |
229 ><A | |
230 HREF="index.html" | |
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231 ACCESSKEY="H" |
0 | 232 >Home</A |
233 ></TD | |
234 ><TD | |
235 WIDTH="33%" | |
236 ALIGN="right" | |
237 VALIGN="top" | |
238 ><A | |
239 HREF="sdlwaitevent.html" | |
803
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parents:
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240 ACCESSKEY="N" |
0 | 241 >Next</A |
242 ></TD | |
243 ></TR | |
244 ><TR | |
245 ><TD | |
246 WIDTH="33%" | |
247 ALIGN="left" | |
248 VALIGN="top" | |
249 >SDL_PeepEvents</TD | |
250 ><TD | |
251 WIDTH="34%" | |
252 ALIGN="center" | |
253 VALIGN="top" | |
254 ><A | |
255 HREF="eventfunctions.html" | |
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256 ACCESSKEY="U" |
0 | 257 >Up</A |
258 ></TD | |
259 ><TD | |
260 WIDTH="33%" | |
261 ALIGN="right" | |
262 VALIGN="top" | |
263 >SDL_WaitEvent</TD | |
264 ></TR | |
265 ></TABLE | |
266 ></DIV | |
267 ></BODY | |
268 ></HTML | |
269 > |