Mercurial > sdl-ios-xcode
annotate include/SDL_keyboard.h @ 2201:6280c111ee80
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author | Sam Lantinga <slouken@libsdl.org> |
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date | Sun, 15 Jul 2007 21:53:51 +0000 |
parents | 047245361002 |
children | 4baee598306d |
rev | line source |
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0 | 1 /* |
2 SDL - Simple DirectMedia Layer | |
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3 Copyright (C) 1997-2006 Sam Lantinga |
0 | 4 |
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 |
0 | 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. |
0 | 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 | |
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13 Lesser General Public License for more details. |
0 | 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 |
0 | 18 |
19 Sam Lantinga | |
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20 slouken@libsdl.org |
0 | 21 */ |
22 | |
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23 /** |
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24 * \file SDL_keyboard.h |
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25 * |
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26 * Include file for SDL keyboard event handling |
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27 */ |
0 | 28 |
29 #ifndef _SDL_keyboard_h | |
30 #define _SDL_keyboard_h | |
31 | |
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32 #include "SDL_stdinc.h" |
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33 #include "SDL_error.h" |
0 | 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 | |
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39 /* *INDENT-OFF* */ |
0 | 40 extern "C" { |
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41 /* *INDENT-ON* */ |
0 | 42 #endif |
43 | |
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44 /** |
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45 * \struct SDL_keysym |
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46 * |
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47 * \brief The SDL keysym structure, used in key events. |
0 | 48 */ |
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49 typedef struct SDL_keysym |
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50 { |
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51 Uint8 scancode; /**< keyboard specific scancode */ |
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52 Uint8 padding[3]; /**< alignment padding */ |
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53 Uint16 sym; /**< SDL virtual keysym */ |
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54 Uint16 mod; /**< current key modifiers */ |
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55 Uint32 unicode; /**< OBSOLETE, use SDL_TextInputEvent instead */ |
0 | 56 } SDL_keysym; |
57 | |
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58 /* Function prototypes */ |
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59 |
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60 /** |
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61 * \fn int SDL_GetNumKeyboards(void) |
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62 * |
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63 * \brief Get the number of keyboard input devices available. |
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64 * |
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65 * \sa SDL_SelectKeyboard() |
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66 */ |
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67 extern DECLSPEC int SDLCALL SDL_GetNumKeyboards(void); |
0 | 68 |
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69 /** |
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70 * \fn int SDL_SelectKeyboard(int index) |
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71 * |
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72 * \brief Set the index of the currently selected keyboard. |
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73 * |
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74 * \return The index of the previously selected keyboard. |
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75 * |
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76 * \note You can query the currently selected keyboard by passing an index of -1. |
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77 * |
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78 * \sa SDL_GetNumKeyboards() |
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79 */ |
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80 extern DECLSPEC int SDLCALL SDL_SelectKeyboard(int index); |
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81 |
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82 /** |
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83 * \fn int SDL_EnableUNICODE(int enable) |
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84 * |
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85 * \brief Enable/Disable UNICODE translation of keyboard input. |
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86 * |
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87 * \param enable 1 to enable translation, 0 to disable translation, -1 to query translation |
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88 * |
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89 * \return The previous state of keyboard translation |
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90 * |
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91 * \note This translation has some overhead, so translation defaults off. |
0 | 92 */ |
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93 extern DECLSPEC int SDLCALL SDL_EnableUNICODE(int enable); |
0 | 94 |
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95 /** |
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96 * \fn Uint8 *SDL_GetKeyState(int *numkeys) |
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97 * |
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98 * \brief Get a snapshot of the current state of the selected keyboard. |
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99 * |
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100 * \return An array of keystates, indexed by the SDLK_* syms. |
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101 * |
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102 * Example: |
0 | 103 * Uint8 *keystate = SDL_GetKeyState(NULL); |
104 * if ( keystate[SDLK_RETURN] ) ... <RETURN> is pressed. | |
105 */ | |
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106 extern DECLSPEC Uint8 *SDLCALL SDL_GetKeyState(int *numkeys); |
0 | 107 |
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108 /** |
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109 * \fn SDLMod SDL_GetModState(void) |
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110 * |
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111 * \brief Get the current key modifier state for the selected keyboard. |
0 | 112 */ |
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113 extern DECLSPEC SDLMod SDLCALL SDL_GetModState(void); |
0 | 114 |
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115 /** |
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116 * \fn void SDL_SetModState(SDLMod modstate) |
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117 * |
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118 * \brief Set the current key modifier state for the selected keyboard. |
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119 * |
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120 * \note This does not change the keyboard state, only the key modifier flags. |
0 | 121 */ |
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122 extern DECLSPEC void SDLCALL SDL_SetModState(SDLMod modstate); |
0 | 123 |
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124 /** |
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125 * \fn const char *SDL_GetKeyName(SDLKey key) |
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126 * |
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127 * \brief Get the name of an SDL virtual keysym |
0 | 128 */ |
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129 extern DECLSPEC const char *SDLCALL SDL_GetKeyName(SDLKey key); |
0 | 130 |
131 | |
132 /* Ends C function definitions when using C++ */ | |
133 #ifdef __cplusplus | |
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134 /* *INDENT-OFF* */ |
0 | 135 } |
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136 /* *INDENT-ON* */ |
0 | 137 #endif |
138 #include "close_code.h" | |
139 | |
140 #endif /* _SDL_keyboard_h */ | |
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141 |
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142 /* vi: set ts=4 sw=4 expandtab: */ |