Mercurial > sdl-ios-xcode
annotate test/checkkeys.c @ 3906:e3bf970d9494 SDL-1.2
Updated svn repository
author | Sam Lantinga <slouken@libsdl.org> |
---|---|
date | Tue, 23 Jan 2007 04:47:11 +0000 |
parents | 7c7ddaf195bf |
children | 782fd950bd46 c121d94672cb |
rev | line source |
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0 | 1 |
2 /* Simple program: Loop, watching keystrokes | |
3 Note that you need to call SDL_PollEvent() or SDL_WaitEvent() to | |
4 pump the event loop and catch keystrokes. | |
5 */ | |
6 | |
7 #include <stdio.h> | |
8 #include <stdlib.h> | |
9 #include <string.h> | |
10 | |
11 #include "SDL.h" | |
12 | |
1151
be9c9c8f6d53
Removed atexit() from most of the test programs; atexit(SDL_Quit) isn't safe
Ryan C. Gordon <icculus@icculus.org>
parents:
493
diff
changeset
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13 /* Call this instead of exit(), so we can clean up SDL: atexit() is evil. */ |
be9c9c8f6d53
Removed atexit() from most of the test programs; atexit(SDL_Quit) isn't safe
Ryan C. Gordon <icculus@icculus.org>
parents:
493
diff
changeset
|
14 static void quit(int rc) |
be9c9c8f6d53
Removed atexit() from most of the test programs; atexit(SDL_Quit) isn't safe
Ryan C. Gordon <icculus@icculus.org>
parents:
493
diff
changeset
|
15 { |
be9c9c8f6d53
Removed atexit() from most of the test programs; atexit(SDL_Quit) isn't safe
Ryan C. Gordon <icculus@icculus.org>
parents:
493
diff
changeset
|
16 SDL_Quit(); |
be9c9c8f6d53
Removed atexit() from most of the test programs; atexit(SDL_Quit) isn't safe
Ryan C. Gordon <icculus@icculus.org>
parents:
493
diff
changeset
|
17 exit(rc); |
be9c9c8f6d53
Removed atexit() from most of the test programs; atexit(SDL_Quit) isn't safe
Ryan C. Gordon <icculus@icculus.org>
parents:
493
diff
changeset
|
18 } |
be9c9c8f6d53
Removed atexit() from most of the test programs; atexit(SDL_Quit) isn't safe
Ryan C. Gordon <icculus@icculus.org>
parents:
493
diff
changeset
|
19 |
0 | 20 static void print_modifiers(void) |
21 { | |
22 int mod; | |
23 printf(" modifiers:"); | |
24 mod = SDL_GetModState(); | |
25 if(!mod) { | |
26 printf(" (none)"); | |
27 return; | |
28 } | |
29 if(mod & KMOD_LSHIFT) | |
30 printf(" LSHIFT"); | |
31 if(mod & KMOD_RSHIFT) | |
32 printf(" RSHIFT"); | |
33 if(mod & KMOD_LCTRL) | |
34 printf(" LCTRL"); | |
35 if(mod & KMOD_RCTRL) | |
36 printf(" RCTRL"); | |
37 if(mod & KMOD_LALT) | |
38 printf(" LALT"); | |
39 if(mod & KMOD_RALT) | |
40 printf(" RALT"); | |
41 if(mod & KMOD_LMETA) | |
42 printf(" LMETA"); | |
43 if(mod & KMOD_RMETA) | |
44 printf(" RMETA"); | |
45 if(mod & KMOD_NUM) | |
46 printf(" NUM"); | |
47 if(mod & KMOD_CAPS) | |
48 printf(" CAPS"); | |
49 if(mod & KMOD_MODE) | |
50 printf(" MODE"); | |
51 } | |
52 | |
53 static void PrintKey(SDL_keysym *sym, int pressed) | |
54 { | |
55 /* Print the keycode, name and state */ | |
56 if ( sym->sym ) { | |
57 printf("Key %s: %d-%s ", pressed ? "pressed" : "released", | |
58 sym->sym, SDL_GetKeyName(sym->sym)); | |
59 } else { | |
60 printf("Unknown Key (scancode = %d) %s ", sym->scancode, | |
61 pressed ? "pressed" : "released"); | |
62 } | |
63 | |
64 /* Print the translated character, if one exists */ | |
65 if ( sym->unicode ) { | |
66 /* Is it a control-character? */ | |
67 if ( sym->unicode < ' ' ) { | |
68 printf(" (^%c)", sym->unicode+'@'); | |
69 } else { | |
70 #ifdef UNICODE | |
71 printf(" (%c)", sym->unicode); | |
72 #else | |
73 /* This is a Latin-1 program, so only show 8-bits */ | |
74 if ( !(sym->unicode & 0xFF00) ) | |
75 printf(" (%c)", sym->unicode); | |
1253
7c7ddaf195bf
Implemented ToUnicode() support on Windows 95/98/ME/NT/2000/XP
Sam Lantinga <slouken@libsdl.org>
parents:
1151
diff
changeset
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76 else |
7c7ddaf195bf
Implemented ToUnicode() support on Windows 95/98/ME/NT/2000/XP
Sam Lantinga <slouken@libsdl.org>
parents:
1151
diff
changeset
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77 printf(" (0x%X)", sym->unicode); |
0 | 78 #endif |
79 } | |
80 } | |
81 print_modifiers(); | |
82 printf("\n"); | |
83 } | |
84 | |
85 int main(int argc, char *argv[]) | |
86 { | |
87 SDL_Event event; | |
88 int done; | |
473 | 89 Uint32 videoflags; |
0 | 90 |
91 /* Initialize SDL */ | |
92 if ( SDL_Init(SDL_INIT_VIDEO) < 0 ) { | |
93 fprintf(stderr, "Couldn't initialize SDL: %s\n",SDL_GetError()); | |
1151
be9c9c8f6d53
Removed atexit() from most of the test programs; atexit(SDL_Quit) isn't safe
Ryan C. Gordon <icculus@icculus.org>
parents:
493
diff
changeset
|
94 return(1); |
0 | 95 } |
96 | |
473 | 97 videoflags = SDL_SWSURFACE; |
493
806fcbde0af3
Fixed a crash bug in checkkeys.c (thanks John!)
Sam Lantinga <slouken@libsdl.org>
parents:
473
diff
changeset
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98 while( argc > 1 ) { |
806fcbde0af3
Fixed a crash bug in checkkeys.c (thanks John!)
Sam Lantinga <slouken@libsdl.org>
parents:
473
diff
changeset
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99 --argc; |
806fcbde0af3
Fixed a crash bug in checkkeys.c (thanks John!)
Sam Lantinga <slouken@libsdl.org>
parents:
473
diff
changeset
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100 if ( argv[argc] && !strcmp(argv[argc], "-fullscreen") ) { |
806fcbde0af3
Fixed a crash bug in checkkeys.c (thanks John!)
Sam Lantinga <slouken@libsdl.org>
parents:
473
diff
changeset
|
101 videoflags |= SDL_FULLSCREEN; |
806fcbde0af3
Fixed a crash bug in checkkeys.c (thanks John!)
Sam Lantinga <slouken@libsdl.org>
parents:
473
diff
changeset
|
102 } else { |
806fcbde0af3
Fixed a crash bug in checkkeys.c (thanks John!)
Sam Lantinga <slouken@libsdl.org>
parents:
473
diff
changeset
|
103 fprintf(stderr, "Usage: %s [-fullscreen]\n", argv[0]); |
1151
be9c9c8f6d53
Removed atexit() from most of the test programs; atexit(SDL_Quit) isn't safe
Ryan C. Gordon <icculus@icculus.org>
parents:
493
diff
changeset
|
104 quit(1); |
493
806fcbde0af3
Fixed a crash bug in checkkeys.c (thanks John!)
Sam Lantinga <slouken@libsdl.org>
parents:
473
diff
changeset
|
105 } |
473 | 106 } |
107 | |
0 | 108 /* Set 640x480 video mode */ |
473 | 109 if ( SDL_SetVideoMode(640, 480, 0, videoflags) == NULL ) { |
0 | 110 fprintf(stderr, "Couldn't set 640x480 video mode: %s\n", |
111 SDL_GetError()); | |
1151
be9c9c8f6d53
Removed atexit() from most of the test programs; atexit(SDL_Quit) isn't safe
Ryan C. Gordon <icculus@icculus.org>
parents:
493
diff
changeset
|
112 quit(2); |
0 | 113 } |
114 | |
115 /* Enable UNICODE translation for keyboard input */ | |
116 SDL_EnableUNICODE(1); | |
117 | |
118 /* Enable auto repeat for keyboard input */ | |
119 SDL_EnableKeyRepeat(SDL_DEFAULT_REPEAT_DELAY, | |
120 SDL_DEFAULT_REPEAT_INTERVAL); | |
121 | |
122 /* Watch keystrokes */ | |
123 done = 0; | |
124 while ( !done ) { | |
125 /* Check for events */ | |
126 SDL_WaitEvent(&event); | |
127 switch (event.type) { | |
128 case SDL_KEYDOWN: | |
129 PrintKey(&event.key.keysym, 1); | |
130 break; | |
131 case SDL_KEYUP: | |
132 PrintKey(&event.key.keysym, 0); | |
133 break; | |
134 case SDL_MOUSEBUTTONDOWN: | |
135 /* Any button press quits the app... */ | |
136 case SDL_QUIT: | |
137 done = 1; | |
138 break; | |
139 default: | |
140 break; | |
141 } | |
142 } | |
1151
be9c9c8f6d53
Removed atexit() from most of the test programs; atexit(SDL_Quit) isn't safe
Ryan C. Gordon <icculus@icculus.org>
parents:
493
diff
changeset
|
143 |
be9c9c8f6d53
Removed atexit() from most of the test programs; atexit(SDL_Quit) isn't safe
Ryan C. Gordon <icculus@icculus.org>
parents:
493
diff
changeset
|
144 SDL_Quit(); |
0 | 145 return(0); |
146 } |