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annotate src/events/SDL_keyboard_c.h @ 1734:f7c667ded87d SDL-1.3

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The general code handles restoring video mode/gamma/etc. when the window loses focus. Support for changing fullscreen/windowed mode in progress.
author Sam Lantinga <slouken@libsdl.org>
date Sun, 09 Jul 2006 18:09:16 +0000
parents 6c63fc2bd986
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1 /*
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2 SDL - Simple DirectMedia Layer
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3 Copyright (C) 1997-2006 Sam Lantinga
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4
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5 This library is free software; you can redistribute it and/or
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6 modify it under the terms of the GNU Lesser General Public
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7 License as published by the Free Software Foundation; either
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8 version 2.1 of the License, or (at your option) any later version.
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9
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10 This library is distributed in the hope that it will be useful,
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 Lesser General Public License for more details.
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14
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15 You should have received a copy of the GNU Lesser General Public
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16 License along with this library; if not, write to the Free Software
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17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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18
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19 Sam Lantinga
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20 slouken@libsdl.org
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21 */
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22 #include "SDL_config.h"
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23
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24 #ifndef _SDL_keyboard_c_h
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25 #define _SDL_keyboard_c_h
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26
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27 #include "SDL_keysym.h"
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28 #include "SDL_events.h"
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29
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30 typedef struct SDL_Keyboard SDL_Keyboard;
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31
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32 struct SDL_Keyboard
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33 {
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34 /* Free the keyboard when it's time */
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35 void (*FreeKeyboard) (SDL_Keyboard * keyboard);
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36
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37 /* Data common to all keyboards */
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38 SDL_WindowID focus;
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39 Uint16 modstate;
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40 Uint8 keystate[SDLK_LAST];
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41
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42 struct
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43 {
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44 int firsttime; /* if we check against the delay or repeat value */
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45 int delay; /* the delay before we start repeating */
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46 int interval; /* the delay between key repeat events */
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47 Uint32 timestamp; /* the time the first keydown event occurred */
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48
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49 SDL_Event evt; /* the event we are supposed to repeat */
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50 } repeat;
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51
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52 void *driverdata;
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53 };
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54
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55 /* Used by the OS keyboard code to detect whether or not to do UNICODE */
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56 #ifndef DEFAULT_UNICODE_TRANSLATION
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57 #define DEFAULT_UNICODE_TRANSLATION 0 /* Default off because of overhead */
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58 #endif
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59 extern int SDL_TranslateUNICODE;
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60
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61 /* Initialize the keyboard subsystem */
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62 extern int SDL_KeyboardInit(void);
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63
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64 /* Get the keyboard at an index */
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65 extern SDL_Keyboard *SDL_GetKeyboard(int index);
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66
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67 /* Add a keyboard, possibly reattaching at a particular index (or -1),
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68 returning the index of the keyboard, or -1 if there was an error.
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69 */
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70 extern int SDL_AddKeyboard(const SDL_Keyboard * keyboard, int index);
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71
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72 /* Remove a keyboard at an index, clearing the slot for later */
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73 extern void SDL_DelKeyboard(int index);
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74
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75 /* Clear the state of a keyboard at an index */
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76 extern void SDL_ResetKeyboard(int index);
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77
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78 /* Set the keyboard focus window */
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79 extern void SDL_SetKeyboardFocus(int index, SDL_WindowID windowID);
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80
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81 /* Send a keyboard event for a keyboard at an index */
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82 extern int SDL_SendKeyboardKey(int index, Uint8 state, Uint8 scancode,
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83 SDLKey key);
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84
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85 /* Send keyboard text input for a keyboard at an index */
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86 extern int SDL_SendKeyboardText(int index, const char *text);
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87
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88 /* Used by the event loop to queue pending keyboard repeat events */
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89 extern void SDL_CheckKeyRepeat(void);
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90
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91 /* Shutdown the keyboard subsystem */
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92 extern void SDL_KeyboardQuit(void);
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93
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94 #endif /* _SDL_keyboard_c_h */
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95
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96 /* vi: set ts=4 sw=4 expandtab: */