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Initial revision
author Sam Lantinga <slouken@lokigames.com>
date Thu, 26 Apr 2001 16:45:43 +0000
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children 55f1f1b3e27d
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1 <HTML
2 ><HEAD
3 ><TITLE
4 >SDL_ActiveEvent</TITLE
5 ><META
6 NAME="GENERATOR"
7 CONTENT="Modular DocBook HTML Stylesheet Version 1.61
8 "><LINK
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10 TITLE="SDL Library Documentation"
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26 VLINK="#551a8b"
27 ALINK="#ff0000"
28 ><DIV
29 CLASS="NAVHEADER"
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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
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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
76 NAME="AEN3447"
77 ></A
78 ><H2
79 >Name</H2
80 >SDL_ActiveEvent&nbsp;--&nbsp;Application visibility event structure</DIV
81 ><DIV
82 CLASS="REFSECT1"
83 ><A
84 NAME="AEN3450"
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
99 NAME="AEN3453"
100 ></A
101 ><H2
102 >Structure Data</H2
103 ><DIV
104 CLASS="INFORMALTABLE"
105 ><A
106 NAME="AEN3455"
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
190 NAME="AEN3476"
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
248 NAME="AEN3492"
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
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271 ALIGN="LEFT"
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298 ><A
299 HREF="sdlkeyboardevent.html"
300 >Next</A
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305 WIDTH="33%"
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308 >SDL_Event</TD
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315 >Up</A
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