Mercurial > sdl-ios-xcode
annotate include/SDL_keyboard.h @ 294:d2d48e10f370
Added a new header file: SDL_loadso.h
It contains the following functions:
SDL_LoadObject(), SDL_LoadFunction(), SDL_UnloadObject()
The UNIX esd and arts audio code use these to dynamically load
their respective audio libraries.
| author | Sam Lantinga <slouken@libsdl.org> |
|---|---|
| date | Wed, 06 Mar 2002 05:20:11 +0000 |
| parents | b8688cfdc232 |
| children | f6ffac90895c |
| rev | line source |
|---|---|
| 0 | 1 /* |
| 2 SDL - Simple DirectMedia Layer | |
| 3 Copyright (C) 1997, 1998, 1999, 2000, 2001 Sam Lantinga | |
| 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 | |
|
251
b8688cfdc232
Updated the headers 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 /* Include file for SDL keyboard event handling */ | |
| 29 | |
| 30 #ifndef _SDL_keyboard_h | |
| 31 #define _SDL_keyboard_h | |
| 32 | |
| 33 #include "SDL_types.h" | |
| 34 #include "SDL_keysym.h" | |
| 35 | |
| 36 #include "begin_code.h" | |
| 37 /* Set up for C function definitions, even when using C++ */ | |
| 38 #ifdef __cplusplus | |
| 39 extern "C" { | |
| 40 #endif | |
| 41 | |
| 42 /* Keysym structure | |
| 43 - The scancode is hardware dependent, and should not be used by general | |
| 44 applications. If no hardware scancode is available, it will be 0. | |
| 45 | |
| 46 - The 'unicode' translated character is only available when character | |
| 47 translation is enabled by the SDL_EnableUNICODE() API. If non-zero, | |
| 48 this is a UNICODE character corresponding to the keypress. If the | |
| 49 high 9 bits of the character are 0, then this maps to the equivalent | |
| 50 ASCII character: | |
| 51 char ch; | |
| 52 if ( (keysym.unicode & 0xFF80) == 0 ) { | |
| 53 ch = keysym.unicode & 0x7F; | |
| 54 } else { | |
| 55 An international character.. | |
| 56 } | |
| 57 */ | |
| 58 typedef struct { | |
| 59 Uint8 scancode; /* hardware specific scancode */ | |
| 60 SDLKey sym; /* SDL virtual keysym */ | |
| 61 SDLMod mod; /* current key modifiers */ | |
| 62 Uint16 unicode; /* translated character */ | |
| 63 } SDL_keysym; | |
| 64 | |
| 65 /* This is the mask which refers to all hotkey bindings */ | |
| 66 #define SDL_ALL_HOTKEYS 0xFFFFFFFF | |
| 67 | |
| 68 /* Function prototypes */ | |
| 69 /* | |
| 70 * Enable/Disable UNICODE translation of keyboard input. | |
| 71 * This translation has some overhead, so translation defaults off. | |
| 72 * If 'enable' is 1, translation is enabled. | |
| 73 * If 'enable' is 0, translation is disabled. | |
| 74 * If 'enable' is -1, the translation state is not changed. | |
| 75 * It returns the previous state of keyboard translation. | |
| 76 */ | |
| 77 extern DECLSPEC int SDL_EnableUNICODE(int enable); | |
| 78 | |
| 79 /* | |
| 80 * Enable/Disable keyboard repeat. Keyboard repeat defaults to off. | |
| 81 * 'delay' is the initial delay in ms between the time when a key is | |
| 82 * pressed, and keyboard repeat begins. | |
| 83 * 'interval' is the time in ms between keyboard repeat events. | |
| 84 */ | |
| 85 #define SDL_DEFAULT_REPEAT_DELAY 500 | |
| 86 #define SDL_DEFAULT_REPEAT_INTERVAL 30 | |
| 87 /* | |
| 88 * If 'delay' is set to 0, keyboard repeat is disabled. | |
| 89 */ | |
| 90 extern DECLSPEC int SDL_EnableKeyRepeat(int delay, int interval); | |
| 91 | |
| 92 /* | |
| 93 * Get a snapshot of the current state of the keyboard. | |
| 94 * Returns an array of keystates, indexed by the SDLK_* syms. | |
| 95 * Used: | |
| 96 * Uint8 *keystate = SDL_GetKeyState(NULL); | |
| 97 * if ( keystate[SDLK_RETURN] ) ... <RETURN> is pressed. | |
| 98 */ | |
| 99 extern DECLSPEC Uint8 * SDL_GetKeyState(int *numkeys); | |
| 100 | |
| 101 /* | |
| 102 * Get the current key modifier state | |
| 103 */ | |
| 104 extern DECLSPEC SDLMod SDL_GetModState(void); | |
| 105 | |
| 106 /* | |
| 107 * Set the current key modifier state | |
| 108 * This does not change the keyboard state, only the key modifier flags. | |
| 109 */ | |
| 110 extern DECLSPEC void SDL_SetModState(SDLMod modstate); | |
| 111 | |
| 112 /* | |
| 113 * Get the name of an SDL virtual keysym | |
| 114 */ | |
| 115 extern DECLSPEC char * SDL_GetKeyName(SDLKey key); | |
| 116 | |
| 117 | |
| 118 /* Ends C function definitions when using C++ */ | |
| 119 #ifdef __cplusplus | |
| 120 } | |
| 121 #endif | |
| 122 #include "close_code.h" | |
| 123 | |
| 124 #endif /* _SDL_keyboard_h */ |