src/events/SDL_keyboard_c.h
author Holmes Futrell <hfutrell@umail.ucsb.edu>
Fri, 11 Jul 2008 00:28:50 +0000
branchgsoc2008_iphone
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/*
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    SDL - Simple DirectMedia Layer
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    Copyright (C) 1997-2006 Sam Lantinga
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    This library is free software; you can redistribute it and/or
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    modify it under the terms of the GNU Lesser General Public
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    License as published by the Free Software Foundation; either
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    version 2.1 of the License, or (at your option) any later version.
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    This library is distributed in the hope that it will be useful,
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    but WITHOUT ANY WARRANTY; without even the implied warranty of
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    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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    Lesser General Public License for more details.
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    You should have received a copy of the GNU Lesser General Public
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    License along with this library; if not, write to the Free Software
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    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
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    Sam Lantinga
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    slouken@libsdl.org
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*/
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#include "SDL_config.h"
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#ifndef _SDL_keyboard_c_h
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#define _SDL_keyboard_c_h
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#include "SDL_keysym.h"
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#include "SDL_events.h"
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typedef struct SDL_Keyboard SDL_Keyboard;
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struct SDL_Keyboard
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{
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    /* Free the keyboard when it's time */
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    void (*FreeKeyboard) (SDL_Keyboard * keyboard);
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    /* Data common to all keyboards */
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    SDL_WindowID focus;
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    Uint16 modstate;
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    Uint8 keystate[SDL_NUM_SCANCODES];
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    SDLKey keymap[SDL_NUM_SCANCODES];
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    void *driverdata;
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};
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/* Initialize the keyboard subsystem */
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extern int SDL_KeyboardInit(void);
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/* Get the keyboard at an index */
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extern SDL_Keyboard *SDL_GetKeyboard(int index);
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/* Add a keyboard, possibly reattaching at a particular index (or -1),
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   returning the index of the keyboard, or -1 if there was an error.
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 */
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extern int SDL_AddKeyboard(const SDL_Keyboard * keyboard, int index);
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/* Remove a keyboard at an index, clearing the slot for later */
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extern void SDL_DelKeyboard(int index);
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/* Clear the state of a keyboard at an index */
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extern void SDL_ResetKeyboard(int index);
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/* Get the default keymap */
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extern void SDL_GetDefaultKeymap(SDLKey * keymap);
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/* Set the mapping of scancode to key codes for this keyboard */
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extern void SDL_SetKeymap(int index, int start, SDLKey * keys, int length);
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/* Set a platform-dependent key name, overriding the default platform-agnostic
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   name. Encoded as UTF-8. The string is not copied, thus the pointer given to
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   this function must stay valid forever (or at least until the call to
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   VideoQuit()). */
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extern void SDL_SetScancodeName(SDL_scancode scancode, const char *name);
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/* Set the keyboard focus window */
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extern void SDL_SetKeyboardFocus(int index, SDL_WindowID windowID);
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/* Send a keyboard event for a keyboard at an index */
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extern int SDL_SendKeyboardKey(int index, Uint8 state, SDL_scancode scancode);
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/* Send keyboard text input for a keyboard at an index */
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extern int SDL_SendKeyboardText(int index, const char *text);
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/* Shutdown the keyboard subsystem */
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extern void SDL_KeyboardQuit(void);
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#endif /* _SDL_keyboard_c_h */
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