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annotate docs/html/sdlactiveevent.html @ 587:f00ccf8d8edc
Added code to testsprite to detect tearing when flipping
author | Sam Lantinga <slouken@libsdl.org> |
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date | Sat, 01 Feb 2003 19:56:45 +0000 |
parents | e5bc29de3f0a |
children | 355632dca928 |
rev | line source |
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0 | 1 <HTML |
2 ><HEAD | |
3 ><TITLE | |
4 >SDL_ActiveEvent</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_Event" | |
17 HREF="sdlevent.html"><LINK | |
18 REL="NEXT" | |
19 TITLE="SDL_KeyboardEvent" | |
20 HREF="sdlkeyboardevent.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="sdlevent.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="sdlkeyboardevent.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="SDLACTIVEEVENT" | |
71 >SDL_ActiveEvent</A | |
72 ></H1 | |
73 ><DIV | |
74 CLASS="REFNAMEDIV" | |
75 ><A | |
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76 NAME="AEN3571" |
0 | 77 ></A |
78 ><H2 | |
79 >Name</H2 | |
80 >SDL_ActiveEvent -- Application visibility event structure</DIV | |
81 ><DIV | |
82 CLASS="REFSECT1" | |
83 ><A | |
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84 NAME="AEN3574" |
0 | 85 ></A |
86 ><H2 | |
87 >Structure Definition</H2 | |
88 ><PRE | |
89 CLASS="PROGRAMLISTING" | |
90 >typedef struct{ | |
91 Uint8 type; | |
92 Uint8 gain; | |
93 Uint8 state; | |
94 } SDL_ActiveEvent;</PRE | |
95 ></DIV | |
96 ><DIV | |
97 CLASS="REFSECT1" | |
98 ><A | |
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99 NAME="AEN3577" |
0 | 100 ></A |
101 ><H2 | |
102 >Structure Data</H2 | |
103 ><DIV | |
104 CLASS="INFORMALTABLE" | |
105 ><A | |
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106 NAME="AEN3579" |
0 | 107 ></A |
108 ><P | |
109 ></P | |
110 ><TABLE | |
111 BORDER="0" | |
112 CLASS="CALSTABLE" | |
113 ><TBODY | |
114 ><TR | |
115 ><TD | |
116 ALIGN="LEFT" | |
117 VALIGN="TOP" | |
118 ><TT | |
119 CLASS="STRUCTFIELD" | |
120 ><I | |
121 >type</I | |
122 ></TT | |
123 ></TD | |
124 ><TD | |
125 ALIGN="LEFT" | |
126 VALIGN="TOP" | |
127 ><TT | |
128 CLASS="LITERAL" | |
129 >SDL_ACTIVEEVENT.</TT | |
130 ></TD | |
131 ></TR | |
132 ><TR | |
133 ><TD | |
134 ALIGN="LEFT" | |
135 VALIGN="TOP" | |
136 ><TT | |
137 CLASS="STRUCTFIELD" | |
138 ><I | |
139 >gain</I | |
140 ></TT | |
141 ></TD | |
142 ><TD | |
143 ALIGN="LEFT" | |
144 VALIGN="TOP" | |
145 >0 if the event is a loss or 1 if it is a gain.</TD | |
146 ></TR | |
147 ><TR | |
148 ><TD | |
149 ALIGN="LEFT" | |
150 VALIGN="TOP" | |
151 ><TT | |
152 CLASS="STRUCTFIELD" | |
153 ><I | |
154 >state</I | |
155 ></TT | |
156 ></TD | |
157 ><TD | |
158 ALIGN="LEFT" | |
159 VALIGN="TOP" | |
160 ><TT | |
161 CLASS="LITERAL" | |
162 >SDL_APPMOUSEFOCUS</TT | |
163 > if mouse focus was gained or lost, <TT | |
164 CLASS="LITERAL" | |
165 >SDL_APPINPUTFOCUS</TT | |
166 > if input focus was gained or lost, or <TT | |
167 CLASS="LITERAL" | |
168 >SDL_APPACTIVE</TT | |
169 > if the application was iconified (<TT | |
170 CLASS="STRUCTFIELD" | |
171 ><I | |
172 >gain</I | |
173 ></TT | |
174 >=0) or restored(<TT | |
175 CLASS="STRUCTFIELD" | |
176 ><I | |
177 >gain</I | |
178 ></TT | |
179 >=1).</TD | |
180 ></TR | |
181 ></TBODY | |
182 ></TABLE | |
183 ><P | |
184 ></P | |
185 ></DIV | |
186 ></DIV | |
187 ><DIV | |
188 CLASS="REFSECT1" | |
189 ><A | |
181
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190 NAME="AEN3600" |
0 | 191 ></A |
192 ><H2 | |
193 >Description</H2 | |
194 ><P | |
195 ><SPAN | |
196 CLASS="STRUCTNAME" | |
197 >SDL_ActiveEvent</SPAN | |
198 > is a member of the <A | |
199 HREF="sdlevent.html" | |
200 ><SPAN | |
201 CLASS="STRUCTNAME" | |
202 >SDL_Event</SPAN | |
203 ></A | |
204 > union and is used when an event of type <TT | |
205 CLASS="LITERAL" | |
206 >SDL_ACTIVEEVENT</TT | |
207 > is reported.</P | |
208 ><P | |
209 >When the mouse leaves or enters the window area a <TT | |
210 CLASS="LITERAL" | |
211 >SDL_APPMOUSEFOCUS</TT | |
212 > type activation event occurs, if the mouse entered the window then <TT | |
213 CLASS="STRUCTFIELD" | |
214 ><I | |
215 >gain</I | |
216 ></TT | |
217 > will be 1, otherwise <TT | |
218 CLASS="STRUCTFIELD" | |
219 ><I | |
220 >gain</I | |
221 ></TT | |
222 > will be 0. A <TT | |
223 CLASS="LITERAL" | |
224 >SDL_APPINPUTFOCUS</TT | |
225 > type activation event occurs when the application loses or gains keyboard focus. This usually occurs when another application is made active. Finally, a <TT | |
226 CLASS="LITERAL" | |
227 >SDL_APPACTIVE</TT | |
228 > type event occurs when the application is either minimised/iconified (<TT | |
229 CLASS="STRUCTFIELD" | |
230 ><I | |
231 >gain</I | |
232 ></TT | |
233 >=0) or restored.</P | |
234 ><DIV | |
235 CLASS="NOTE" | |
236 ><BLOCKQUOTE | |
237 CLASS="NOTE" | |
238 ><P | |
239 ><B | |
240 >Note: </B | |
241 >This event does not occur when an application window is first created.</P | |
242 ></BLOCKQUOTE | |
243 ></DIV | |
244 ></DIV | |
245 ><DIV | |
246 CLASS="REFSECT1" | |
247 ><A | |
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248 NAME="AEN3616" |
0 | 249 ></A |
250 ><H2 | |
251 >See Also</H2 | |
252 ><P | |
253 ><A | |
254 HREF="sdlevent.html" | |
255 ><SPAN | |
256 CLASS="STRUCTNAME" | |
257 >SDL_Event</SPAN | |
258 ></A | |
259 >, | |
260 <A | |
261 HREF="sdlgetappstate.html" | |
262 ><TT | |
263 CLASS="FUNCTION" | |
264 >SDL_GetAppState</TT | |
265 ></A | |
266 ></P | |
267 ></DIV | |
268 ><DIV | |
269 CLASS="NAVFOOTER" | |
270 ><HR | |
271 ALIGN="LEFT" | |
272 WIDTH="100%"><TABLE | |
273 WIDTH="100%" | |
274 BORDER="0" | |
275 CELLPADDING="0" | |
276 CELLSPACING="0" | |
277 ><TR | |
278 ><TD | |
279 WIDTH="33%" | |
280 ALIGN="left" | |
281 VALIGN="top" | |
282 ><A | |
283 HREF="sdlevent.html" | |
284 >Prev</A | |
285 ></TD | |
286 ><TD | |
287 WIDTH="34%" | |
288 ALIGN="center" | |
289 VALIGN="top" | |
290 ><A | |
291 HREF="index.html" | |
292 >Home</A | |
293 ></TD | |
294 ><TD | |
295 WIDTH="33%" | |
296 ALIGN="right" | |
297 VALIGN="top" | |
298 ><A | |
299 HREF="sdlkeyboardevent.html" | |
300 >Next</A | |
301 ></TD | |
302 ></TR | |
303 ><TR | |
304 ><TD | |
305 WIDTH="33%" | |
306 ALIGN="left" | |
307 VALIGN="top" | |
308 >SDL_Event</TD | |
309 ><TD | |
310 WIDTH="34%" | |
311 ALIGN="center" | |
312 VALIGN="top" | |
313 ><A | |
314 HREF="eventstructures.html" | |
315 >Up</A | |
316 ></TD | |
317 ><TD | |
318 WIDTH="33%" | |
319 ALIGN="right" | |
320 VALIGN="top" | |
321 >SDL_KeyboardEvent</TD | |
322 ></TR | |
323 ></TABLE | |
324 ></DIV | |
325 ></BODY | |
326 ></HTML | |
327 > |