Mercurial > sdl-ios-xcode
annotate docs/html/sdlgetkeyname.html @ 1614:6162b8d921ce
Date: Wed, 29 Mar 2006 17:26:55 +0200 CEST
From: "Fran���is Revol"
Subject: [SDL] BeOS port fix: PrintScreen key crashing
It seems the latest SDL crashes when someone hits the PrtScrn key in
ZETA (BeOS R6), somewhere it gets a negative value as key code (or a
big unsigned maybe ?), and uses it as an index in the keysym table...
I'll investigate the cause for the negative value, but it's always
better to check for bounds correctly when indexing a table. The
attached diff fixes it.
Fran���is Revol
--
Software Architect
yellowTAB GmbH
author | Sam Lantinga <slouken@libsdl.org> |
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date | Fri, 31 Mar 2006 06:16:20 +0000 |
parents | 355632dca928 |
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rev | line source |
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0 | 1 <HTML |
2 ><HEAD | |
3 ><TITLE | |
4 >SDL_GetKeyName</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_SetModState" | |
17 HREF="sdlsetmodstate.html"><LINK | |
18 REL="NEXT" | |
19 TITLE="SDL_EnableUNICODE" | |
20 HREF="sdlenableunicode.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="sdlsetmodstate.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="sdlenableunicode.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="SDLGETKEYNAME" | |
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74 ></A |
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75 >SDL_GetKeyName</H1 |
0 | 76 ><DIV |
77 CLASS="REFNAMEDIV" | |
78 ><A | |
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79 NAME="AEN5780" |
0 | 80 ></A |
81 ><H2 | |
82 >Name</H2 | |
83 >SDL_GetKeyName -- Get the name of an SDL virtual keysym</DIV | |
84 ><DIV | |
85 CLASS="REFSYNOPSISDIV" | |
86 ><A | |
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87 NAME="AEN5783" |
0 | 88 ></A |
89 ><H2 | |
90 >Synopsis</H2 | |
91 ><DIV | |
92 CLASS="FUNCSYNOPSIS" | |
93 ><A | |
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94 NAME="AEN5784" |
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 >char *<B | |
106 CLASS="FSFUNC" | |
107 >SDL_GetKeyName</B | |
108 ></CODE | |
109 >(SDLKey key);</CODE | |
110 ></P | |
111 ><P | |
112 ></P | |
113 ></DIV | |
114 ></DIV | |
115 ><DIV | |
116 CLASS="REFSECT1" | |
117 ><A | |
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118 NAME="AEN5790" |
0 | 119 ></A |
120 ><H2 | |
121 >Description</H2 | |
122 ><P | |
123 >Returns the SDL-defined name of the <A | |
124 HREF="sdlkey.html" | |
125 ><SPAN | |
126 CLASS="STRUCTNAME" | |
127 >SDLKey</SPAN | |
128 ></A | |
129 > <TT | |
130 CLASS="PARAMETER" | |
131 ><I | |
132 >key</I | |
133 ></TT | |
134 >.</P | |
135 ></DIV | |
136 ><DIV | |
137 CLASS="REFSECT1" | |
138 ><A | |
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139 NAME="AEN5796" |
0 | 140 ></A |
141 ><H2 | |
142 >See Also</H2 | |
143 ><P | |
144 ><A | |
145 HREF="sdlkey.html" | |
146 ><SPAN | |
147 CLASS="STRUCTNAME" | |
148 >SDLKey</SPAN | |
149 ></A | |
150 ></P | |
151 ></DIV | |
152 ><DIV | |
153 CLASS="NAVFOOTER" | |
154 ><HR | |
155 ALIGN="LEFT" | |
156 WIDTH="100%"><TABLE | |
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157 SUMMARY="Footer navigation table" |
0 | 158 WIDTH="100%" |
159 BORDER="0" | |
160 CELLPADDING="0" | |
161 CELLSPACING="0" | |
162 ><TR | |
163 ><TD | |
164 WIDTH="33%" | |
165 ALIGN="left" | |
166 VALIGN="top" | |
167 ><A | |
168 HREF="sdlsetmodstate.html" | |
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169 ACCESSKEY="P" |
0 | 170 >Prev</A |
171 ></TD | |
172 ><TD | |
173 WIDTH="34%" | |
174 ALIGN="center" | |
175 VALIGN="top" | |
176 ><A | |
177 HREF="index.html" | |
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178 ACCESSKEY="H" |
0 | 179 >Home</A |
180 ></TD | |
181 ><TD | |
182 WIDTH="33%" | |
183 ALIGN="right" | |
184 VALIGN="top" | |
185 ><A | |
186 HREF="sdlenableunicode.html" | |
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187 ACCESSKEY="N" |
0 | 188 >Next</A |
189 ></TD | |
190 ></TR | |
191 ><TR | |
192 ><TD | |
193 WIDTH="33%" | |
194 ALIGN="left" | |
195 VALIGN="top" | |
196 >SDL_SetModState</TD | |
197 ><TD | |
198 WIDTH="34%" | |
199 ALIGN="center" | |
200 VALIGN="top" | |
201 ><A | |
202 HREF="eventfunctions.html" | |
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203 ACCESSKEY="U" |
0 | 204 >Up</A |
205 ></TD | |
206 ><TD | |
207 WIDTH="33%" | |
208 ALIGN="right" | |
209 VALIGN="top" | |
210 >SDL_EnableUNICODE</TD | |
211 ></TR | |
212 ></TABLE | |
213 ></DIV | |
214 ></BODY | |
215 ></HTML | |
216 > |