Mercurial > sdl-ios-xcode
annotate src/events/SDL_resize.c @ 1269:905d5b482f2a
Some explanation on why SDL_RWFromFP doesn't always work on Win32
author | Sam Lantinga <slouken@libsdl.org> |
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date | Thu, 26 Jan 2006 06:10:34 +0000 |
parents | 173c063d4f55 |
children | c9b51268668f |
rev | line source |
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0 | 1 /* |
2 SDL - Simple DirectMedia Layer | |
769
b8d311d90021
Updated copyright information for 2004 (Happy New Year!)
Sam Lantinga <slouken@libsdl.org>
parents:
297
diff
changeset
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3 Copyright (C) 1997-2004 Sam Lantinga |
0 | 4 |
5 This library is free software; you can redistribute it and/or | |
6 modify it under the terms of the GNU Library General Public | |
7 License as published by the Free Software Foundation; either | |
8 version 2 of the License, or (at your option) any later version. | |
9 | |
10 This library is distributed in the hope that it will be useful, | |
11 but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
13 Library General Public License for more details. | |
14 | |
15 You should have received a copy of the GNU Library General Public | |
16 License along with this library; if not, write to the Free | |
17 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
18 | |
19 Sam Lantinga | |
252
e8157fcb3114
Updated the source with the correct e-mail address
Sam Lantinga <slouken@libsdl.org>
parents:
0
diff
changeset
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20 slouken@libsdl.org |
0 | 21 */ |
22 | |
23 #ifdef SAVE_RCSID | |
24 static char rcsid = | |
25 "@(#) $Id$"; | |
26 #endif | |
27 | |
28 /* Resize event handling code for SDL */ | |
29 | |
30 #include "SDL_events.h" | |
31 #include "SDL_events_c.h" | |
32 #include "SDL_sysvideo.h" | |
33 | |
34 | |
35 /* Keep the last resize event so we don't post duplicates */ | |
36 static struct { | |
37 int w; | |
38 int h; | |
39 } last_resize; | |
40 | |
41 /* This is global for SDL_eventloop.c */ | |
42 int SDL_PrivateResize(int w, int h) | |
43 { | |
44 int posted; | |
45 SDL_Event events[32]; | |
46 | |
47 /* See if this event would change the video surface */ | |
1190 | 48 if ( !w || !h |
49 #ifndef __OS2__ | |
50 || ((last_resize.w == w) && (last_resize.h == h)) | |
51 #endif | |
52 ) { | |
0 | 53 return(0); |
54 } | |
55 last_resize.w = w; | |
56 last_resize.h = h; | |
57 if ( ! SDL_VideoSurface || | |
58 ((w == SDL_VideoSurface->w) && (h == SDL_VideoSurface->h)) ) { | |
59 return(0); | |
60 } | |
61 | |
62 /* Pull out all old resize events */ | |
63 SDL_PeepEvents(events, sizeof(events)/sizeof(events[0]), | |
64 SDL_GETEVENT, SDL_VIDEORESIZEMASK); | |
65 | |
66 /* Post the event, if desired */ | |
67 posted = 0; | |
68 if ( SDL_ProcessEvents[SDL_VIDEORESIZE] == SDL_ENABLE ) { | |
69 SDL_Event event; | |
70 event.type = SDL_VIDEORESIZE; | |
71 event.resize.w = w; | |
72 event.resize.h = h; | |
73 if ( (SDL_EventOK == NULL) || (*SDL_EventOK)(&event) ) { | |
74 posted = 1; | |
75 SDL_PushEvent(&event); | |
76 } | |
77 } | |
78 return(posted); | |
79 } |