Mercurial > sdl-ios-xcode
annotate docs/html/sdlgetappstate.html @ 816:428f688f2ad2
Date: Fri, 13 Feb 2004 17:03:16 +0100
From: Max Horn
Subject: Modifier key fix
The internal modifier state can get out of sync with reality. To
trigger this, do for example this:
1) Launch an SDL app
2) Alt-click on the desktop (this will hide the SDL app).
3) Bring the SDL app back to the front
4) SDL will still think alt is pressed (and as such will treat left
clicks like middle clicks). If you press and release alt, it'll be fine
again.
The attached patch cures this by rechecking the modifier state whenever
we process an event.
author | Sam Lantinga <slouken@libsdl.org> |
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date | Fri, 13 Feb 2004 17:57:16 +0000 |
parents | 355632dca928 |
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rev | line source |
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0 | 1 <HTML |
2 ><HEAD | |
3 ><TITLE | |
4 >SDL_GetAppState</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_GetRelativeMouseState" | |
17 HREF="sdlgetrelativemousestate.html"><LINK | |
18 REL="NEXT" | |
19 TITLE="SDL_JoystickEventState" | |
20 HREF="sdljoystickeventstate.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="sdlgetrelativemousestate.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="sdljoystickeventstate.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="SDLGETAPPSTATE" | |
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74 ></A |
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75 >SDL_GetAppState</H1 |
0 | 76 ><DIV |
77 CLASS="REFNAMEDIV" | |
78 ><A | |
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79 NAME="AEN5931" |
0 | 80 ></A |
81 ><H2 | |
82 >Name</H2 | |
83 ><TT | |
84 CLASS="FUNCTION" | |
85 >SDL_GetAppState</TT | |
86 > -- Get the state of the application</DIV | |
87 ><DIV | |
88 CLASS="REFSYNOPSISDIV" | |
89 ><A | |
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90 NAME="AEN5935" |
0 | 91 ></A |
92 ><H2 | |
93 >Synopsis</H2 | |
94 ><DIV | |
95 CLASS="FUNCSYNOPSIS" | |
96 ><A | |
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97 NAME="AEN5936" |
0 | 98 ></A |
99 ><P | |
100 ></P | |
101 ><PRE | |
102 CLASS="FUNCSYNOPSISINFO" | |
103 >#include "SDL.h"</PRE | |
104 ><P | |
105 ><CODE | |
106 ><CODE | |
107 CLASS="FUNCDEF" | |
108 >Uint8 <B | |
109 CLASS="FSFUNC" | |
110 >SDL_GetAppState</B | |
111 ></CODE | |
112 >(void);</CODE | |
113 ></P | |
114 ><P | |
115 ></P | |
116 ></DIV | |
117 ></DIV | |
118 ><DIV | |
119 CLASS="REFSECT1" | |
120 ><A | |
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121 NAME="AEN5942" |
0 | 122 ></A |
123 ><H2 | |
124 >Description</H2 | |
125 ><P | |
126 >This function returns the current state of the application. The value returned is a bitwise combination of:</P | |
127 ><DIV | |
128 CLASS="INFORMALTABLE" | |
129 ><A | |
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130 NAME="AEN5945" |
0 | 131 ></A |
132 ><P | |
133 ></P | |
134 ><TABLE | |
135 BORDER="0" | |
136 CLASS="CALSTABLE" | |
137 ><TBODY | |
138 ><TR | |
139 ><TD | |
140 ALIGN="LEFT" | |
141 VALIGN="TOP" | |
142 ><TT | |
143 CLASS="LITERAL" | |
144 >SDL_APPMOUSEFOCUS</TT | |
145 ></TD | |
146 ><TD | |
147 ALIGN="LEFT" | |
148 VALIGN="TOP" | |
149 >The application has mouse focus.</TD | |
150 ></TR | |
151 ><TR | |
152 ><TD | |
153 ALIGN="LEFT" | |
154 VALIGN="TOP" | |
155 ><TT | |
156 CLASS="LITERAL" | |
157 >SDL_APPINPUTFOCUS</TT | |
158 ></TD | |
159 ><TD | |
160 ALIGN="LEFT" | |
161 VALIGN="TOP" | |
162 >The application has keyboard focus</TD | |
163 ></TR | |
164 ><TR | |
165 ><TD | |
166 ALIGN="LEFT" | |
167 VALIGN="TOP" | |
168 ><TT | |
169 CLASS="LITERAL" | |
170 >SDL_APPACTIVE</TT | |
171 ></TD | |
172 ><TD | |
173 ALIGN="LEFT" | |
174 VALIGN="TOP" | |
175 >The application is visible</TD | |
176 ></TR | |
177 ></TBODY | |
178 ></TABLE | |
179 ><P | |
180 ></P | |
181 ></DIV | |
182 ></DIV | |
183 ><DIV | |
184 CLASS="REFSECT1" | |
185 ><A | |
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186 NAME="AEN5960" |
0 | 187 ></A |
188 ><H2 | |
189 >See Also</H2 | |
190 ><P | |
191 ><A | |
192 HREF="sdlactiveevent.html" | |
193 ><SPAN | |
194 CLASS="STRUCTNAME" | |
195 >SDL_ActiveEvent</SPAN | |
196 ></A | |
197 ></P | |
198 ></DIV | |
199 ><DIV | |
200 CLASS="NAVFOOTER" | |
201 ><HR | |
202 ALIGN="LEFT" | |
203 WIDTH="100%"><TABLE | |
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204 SUMMARY="Footer navigation table" |
0 | 205 WIDTH="100%" |
206 BORDER="0" | |
207 CELLPADDING="0" | |
208 CELLSPACING="0" | |
209 ><TR | |
210 ><TD | |
211 WIDTH="33%" | |
212 ALIGN="left" | |
213 VALIGN="top" | |
214 ><A | |
215 HREF="sdlgetrelativemousestate.html" | |
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216 ACCESSKEY="P" |
0 | 217 >Prev</A |
218 ></TD | |
219 ><TD | |
220 WIDTH="34%" | |
221 ALIGN="center" | |
222 VALIGN="top" | |
223 ><A | |
224 HREF="index.html" | |
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225 ACCESSKEY="H" |
0 | 226 >Home</A |
227 ></TD | |
228 ><TD | |
229 WIDTH="33%" | |
230 ALIGN="right" | |
231 VALIGN="top" | |
232 ><A | |
233 HREF="sdljoystickeventstate.html" | |
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234 ACCESSKEY="N" |
0 | 235 >Next</A |
236 ></TD | |
237 ></TR | |
238 ><TR | |
239 ><TD | |
240 WIDTH="33%" | |
241 ALIGN="left" | |
242 VALIGN="top" | |
243 >SDL_GetRelativeMouseState</TD | |
244 ><TD | |
245 WIDTH="34%" | |
246 ALIGN="center" | |
247 VALIGN="top" | |
248 ><A | |
249 HREF="eventfunctions.html" | |
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250 ACCESSKEY="U" |
0 | 251 >Up</A |
252 ></TD | |
253 ><TD | |
254 WIDTH="33%" | |
255 ALIGN="right" | |
256 VALIGN="top" | |
257 >SDL_JoystickEventState</TD | |
258 ></TR | |
259 ></TABLE | |
260 ></DIV | |
261 ></BODY | |
262 ></HTML | |
263 > |