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/*
SDL - Simple DirectMedia Layer
Copyright (C) 1997, 1998, 1999, 2000, 2001 Sam Lantinga
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with this library; if not, write to the Free
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
Sam Lantinga
slouken@devolution.com
*/
/* Include file for SDL keyboard event handling */
import SDL_types;
// !!! A hack! struct SDL_keysym is defined in this module,
// !!! so we need to resolve the nameclash...
// !!! Definitely won't work on *NIX but for now will do.
import SDL_keysym_;
extern(C):
/* Keysym structure
- The scancode is hardware dependent, and should not be used by general
applications. If no hardware scancode is available, it will be 0.
- The 'unicode' translated character is only available when character
translation is enabled by the SDL_EnableUNICODE() API. If non-zero,
this is a UNICODE character corresponding to the keypress. If the
high 9 bits of the character are 0, then this maps to the equivalent
ASCII character:
char ch;
if ( (keysym.unicode & 0xFF80) == 0 ) {
ch = keysym.unicode & 0x7F;
} else {
An international character..
}
*/
struct SDL_keysym {
Uint8 scancode; /* hardware specific scancode */
SDLKey sym; /* SDL virtual keysym */
SDLMod mod; /* current key modifiers */
Uint16 unicode; /* translated character */
}
/* This is the mask which refers to all hotkey bindings */
const uint SDL_ALL_HOTKEYS = 0xFFFFFFFF;
/* Function prototypes */
/*
* Enable/Disable UNICODE translation of keyboard input.
* This translation has some overhead, so translation defaults off.
* If 'enable' is 1, translation is enabled.
* If 'enable' is 0, translation is disabled.
* If 'enable' is -1, the translation state is not changed.
* It returns the previous state of keyboard translation.
*/
int SDL_EnableUNICODE(int enable);
/*
* Enable/Disable keyboard repeat. Keyboard repeat defaults to off.
* 'delay' is the initial delay in ms between the time when a key is
* pressed, and keyboard repeat begins.
* 'interval' is the time in ms between keyboard repeat events.
*/
const uint SDL_DEFAULT_REPEAT_DELAY = 500;
const uint SDL_DEFAULT_REPEAT_INTERVAL = 30;
/*
* If 'delay' is set to 0, keyboard repeat is disabled.
*/
int SDL_EnableKeyRepeat(int delay, int interval);
/*
* Get a snapshot of the current state of the keyboard.
* Returns an array of keystates, indexed by the SDLK_* syms.
* Used:
* Uint8 *keystate = SDL_GetKeyState(NULL);
* if ( keystate[SDLK_RETURN] ) ... <RETURN> is pressed.
*/
Uint8 * SDL_GetKeyState(int *numkeys);
/*
* Get the current key modifier state
*/
SDLMod SDL_GetModState();
/*
* Set the current key modifier state
* This does not change the keyboard state, only the key modifier flags.
*/
void SDL_SetModState(SDLMod modstate);
/*
* Get the name of an SDL virtual keysym
*/
char * SDL_GetKeyName(SDLKey key);
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