SDL
2.0
keyboard.c
Go to the documentation of this file.
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/*
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Simple DirectMedia Layer
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Copyright (C) 2017 BlackBerry Limited
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This software is provided 'as-is', without any express or implied
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warranty. In no event will the authors be held liable for any damages
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arising from the use of this software.
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Permission is granted to anyone to use this software for any purpose,
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including commercial applications, and to alter it and redistribute it
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freely, subject to the following restrictions:
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1. The origin of this software must not be misrepresented; you must not
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claim that you wrote the original software. If you use this software
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in a product, an acknowledgment in the product documentation would be
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appreciated but is not required.
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2. Altered source versions must be plainly marked as such, and must not be
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misrepresented as being the original software.
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3. This notice may not be removed or altered from any source distribution.
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*/
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#include "../../SDL_internal.h"
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#include "../../events/SDL_keyboard_c.h"
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#include "
SDL_scancode.h
"
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#include "
SDL_events.h
"
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#include "
sdl_qnx.h
"
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#include <sys/keycodes.h>
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/**
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* A map thta translates Screen key names to SDL scan codes.
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* This map is incomplete, but should include most major keys.
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*/
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static
int
key_to_sdl
[] = {
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[KEYCODE_SPACE] =
SDL_SCANCODE_SPACE
,
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[KEYCODE_APOSTROPHE] =
SDL_SCANCODE_APOSTROPHE
,
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[KEYCODE_COMMA] =
SDL_SCANCODE_COMMA
,
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[KEYCODE_MINUS] =
SDL_SCANCODE_MINUS
,
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[KEYCODE_PERIOD] =
SDL_SCANCODE_PERIOD
,
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[KEYCODE_SLASH] =
SDL_SCANCODE_SLASH
,
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[KEYCODE_ZERO] =
SDL_SCANCODE_0
,
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[KEYCODE_ONE] =
SDL_SCANCODE_1
,
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[KEYCODE_TWO] =
SDL_SCANCODE_2
,
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[KEYCODE_THREE] =
SDL_SCANCODE_3
,
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[KEYCODE_FOUR] =
SDL_SCANCODE_4
,
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[KEYCODE_FIVE] =
SDL_SCANCODE_5
,
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[KEYCODE_SIX] =
SDL_SCANCODE_6
,
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[KEYCODE_SEVEN] =
SDL_SCANCODE_7
,
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[KEYCODE_EIGHT] =
SDL_SCANCODE_8
,
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[KEYCODE_NINE] =
SDL_SCANCODE_9
,
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[KEYCODE_SEMICOLON] =
SDL_SCANCODE_SEMICOLON
,
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[KEYCODE_EQUAL] =
SDL_SCANCODE_EQUALS
,
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[KEYCODE_LEFT_BRACKET] =
SDL_SCANCODE_LEFTBRACKET
,
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[KEYCODE_BACK_SLASH] =
SDL_SCANCODE_BACKSLASH
,
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[KEYCODE_RIGHT_BRACKET] =
SDL_SCANCODE_RIGHTBRACKET
,
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[KEYCODE_GRAVE] =
SDL_SCANCODE_GRAVE
,
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[KEYCODE_A] =
SDL_SCANCODE_A
,
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[KEYCODE_B] =
SDL_SCANCODE_B
,
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[KEYCODE_C] =
SDL_SCANCODE_C
,
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[KEYCODE_D] =
SDL_SCANCODE_D
,
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[KEYCODE_E] =
SDL_SCANCODE_E
,
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[KEYCODE_F] =
SDL_SCANCODE_F
,
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[KEYCODE_G] =
SDL_SCANCODE_G
,
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[KEYCODE_H] =
SDL_SCANCODE_H
,
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[KEYCODE_I] =
SDL_SCANCODE_I
,
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[KEYCODE_J] =
SDL_SCANCODE_J
,
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[KEYCODE_K] =
SDL_SCANCODE_K
,
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[KEYCODE_L] =
SDL_SCANCODE_L
,
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[KEYCODE_M] =
SDL_SCANCODE_M
,
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[KEYCODE_N] =
SDL_SCANCODE_N
,
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[KEYCODE_O] =
SDL_SCANCODE_O
,
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[KEYCODE_P] =
SDL_SCANCODE_P
,
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[KEYCODE_Q] =
SDL_SCANCODE_Q
,
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[KEYCODE_R] =
SDL_SCANCODE_R
,
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[KEYCODE_S] =
SDL_SCANCODE_S
,
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[KEYCODE_T] =
SDL_SCANCODE_T
,
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[KEYCODE_U] =
SDL_SCANCODE_U
,
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[KEYCODE_V] =
SDL_SCANCODE_V
,
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[KEYCODE_W] =
SDL_SCANCODE_W
,
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[KEYCODE_X] =
SDL_SCANCODE_X
,
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[KEYCODE_Y] =
SDL_SCANCODE_Y
,
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[KEYCODE_Z] =
SDL_SCANCODE_Z
,
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[KEYCODE_UP] =
SDL_SCANCODE_UP
,
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[KEYCODE_DOWN] =
SDL_SCANCODE_DOWN
,
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[KEYCODE_LEFT] =
SDL_SCANCODE_LEFT
,
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[KEYCODE_PG_UP] =
SDL_SCANCODE_PAGEUP
,
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[KEYCODE_PG_DOWN] =
SDL_SCANCODE_PAGEDOWN
,
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[KEYCODE_RIGHT] =
SDL_SCANCODE_RIGHT
,
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[KEYCODE_RETURN] =
SDL_SCANCODE_RETURN
,
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[KEYCODE_TAB] =
SDL_SCANCODE_TAB
,
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[KEYCODE_ESCAPE] =
SDL_SCANCODE_ESCAPE
,
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};
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/**
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* Called from the event dispatcher when a keyboard event is encountered.
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* Translates the event such that it can be handled by SDL.
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* @param event Screen keyboard event
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*/
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void
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handleKeyboardEvent
(screen_event_t
event
)
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{
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int
val
;
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SDL_Scancode
scancode;
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// Get the key value.
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if
(screen_get_event_property_iv(event, SCREEN_PROPERTY_SYM, &val) < 0) {
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return
;
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}
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// Skip unrecognized keys.
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if
((val < 0) || (val >=
SDL_TABLESIZE
(
key_to_sdl
))) {
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return
;
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}
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// Translate to an SDL scan code.
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scancode =
key_to_sdl
[
val
];
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if
(scancode == 0) {
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return
;
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}
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// Get event flags (key state).
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if
(screen_get_event_property_iv(event, SCREEN_PROPERTY_FLAGS, &val) < 0) {
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return
;
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}
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// Propagate the event to SDL.
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// FIXME:
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// Need to handle more key states (such as key combinations).
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if
(val & KEY_DOWN) {
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SDL_SendKeyboardKey
(
SDL_PRESSED
, scancode);
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}
else
{
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SDL_SendKeyboardKey
(
SDL_RELEASED
, scancode);
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}
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}
SDL_SCANCODE_O
Definition:
SDL_scancode.h:68
SDL_SCANCODE_RETURN
Definition:
SDL_scancode.h:92
SDL_SCANCODE_K
Definition:
SDL_scancode.h:64
SDL_SCANCODE_5
Definition:
SDL_scancode.h:85
SDL_SCANCODE_3
Definition:
SDL_scancode.h:83
SDL_SCANCODE_BACKSLASH
Definition:
SDL_scancode.h:102
SDL_SCANCODE_SLASH
Definition:
SDL_scancode.h:149
SDL_SCANCODE_U
Definition:
SDL_scancode.h:74
SDL_SCANCODE_6
Definition:
SDL_scancode.h:86
SDL_SCANCODE_PERIOD
Definition:
SDL_scancode.h:148
SDL_SCANCODE_LEFT
Definition:
SDL_scancode.h:177
SDL_SCANCODE_N
Definition:
SDL_scancode.h:67
SDL_SCANCODE_UP
Definition:
SDL_scancode.h:179
SDL_SCANCODE_4
Definition:
SDL_scancode.h:84
SDL_SCANCODE_EQUALS
Definition:
SDL_scancode.h:99
SDL_events.h
SDL_SCANCODE_RIGHT
Definition:
SDL_scancode.h:176
SDL_SCANCODE_SEMICOLON
Definition:
SDL_scancode.h:128
SDL_SCANCODE_7
Definition:
SDL_scancode.h:87
sdl_qnx.h
SDL_SCANCODE_PAGEDOWN
Definition:
SDL_scancode.h:175
SDL_SCANCODE_Z
Definition:
SDL_scancode.h:79
SDL_SCANCODE_TAB
Definition:
SDL_scancode.h:95
SDL_SCANCODE_GRAVE
Definition:
SDL_scancode.h:130
key_to_sdl
static int key_to_sdl[]
Definition:
keyboard.c:33
SDL_SCANCODE_I
Definition:
SDL_scancode.h:62
SDL_SendKeyboardKey
int SDL_SendKeyboardKey(Uint8 state, SDL_Scancode scancode)
Definition:
SDL_keyboard.c:679
SDL_SCANCODE_W
Definition:
SDL_scancode.h:76
SDL_SCANCODE_9
Definition:
SDL_scancode.h:89
SDL_SCANCODE_V
Definition:
SDL_scancode.h:75
SDL_SCANCODE_P
Definition:
SDL_scancode.h:69
SDL_SCANCODE_H
Definition:
SDL_scancode.h:61
val
GLuint GLfloat * val
Definition:
SDL_opengl_glext.h:1492
SDL_SCANCODE_A
Definition:
SDL_scancode.h:54
SDL_SCANCODE_RIGHTBRACKET
Definition:
SDL_scancode.h:101
SDL_SCANCODE_ESCAPE
Definition:
SDL_scancode.h:93
SDL_SCANCODE_SPACE
Definition:
SDL_scancode.h:96
SDL_SCANCODE_MINUS
Definition:
SDL_scancode.h:98
SDL_SCANCODE_S
Definition:
SDL_scancode.h:72
SDL_SCANCODE_0
Definition:
SDL_scancode.h:90
SDL_SCANCODE_R
Definition:
SDL_scancode.h:71
event
struct _cl_event * event
Definition:
SDL_opengl_glext.h:2649
SDL_SCANCODE_E
Definition:
SDL_scancode.h:58
SDL_SCANCODE_C
Definition:
SDL_scancode.h:56
SDL_SCANCODE_T
Definition:
SDL_scancode.h:73
SDL_scancode.h
SDL_TABLESIZE
#define SDL_TABLESIZE(table)
Definition:
SDL_stdinc.h:94
SDL_SCANCODE_Y
Definition:
SDL_scancode.h:78
SDL_SCANCODE_LEFTBRACKET
Definition:
SDL_scancode.h:100
SDL_SCANCODE_F
Definition:
SDL_scancode.h:59
SDL_SCANCODE_X
Definition:
SDL_scancode.h:77
SDL_SCANCODE_M
Definition:
SDL_scancode.h:66
SDL_SCANCODE_G
Definition:
SDL_scancode.h:60
SDL_SCANCODE_1
Definition:
SDL_scancode.h:81
SDL_SCANCODE_COMMA
Definition:
SDL_scancode.h:147
SDL_SCANCODE_B
Definition:
SDL_scancode.h:55
SDL_SCANCODE_PAGEUP
Definition:
SDL_scancode.h:172
SDL_SCANCODE_DOWN
Definition:
SDL_scancode.h:178
SDL_SCANCODE_J
Definition:
SDL_scancode.h:63
SDL_SCANCODE_2
Definition:
SDL_scancode.h:82
SDL_SCANCODE_L
Definition:
SDL_scancode.h:65
SDL_SCANCODE_APOSTROPHE
Definition:
SDL_scancode.h:129
handleKeyboardEvent
void handleKeyboardEvent(screen_event_t event)
Definition:
keyboard.c:99
SDL_PRESSED
#define SDL_PRESSED
Definition:
SDL_events.h:50
SDL_SCANCODE_D
Definition:
SDL_scancode.h:57
SDL_SCANCODE_Q
Definition:
SDL_scancode.h:70
SDL_RELEASED
#define SDL_RELEASED
Definition:
SDL_events.h:49
SDL_Scancode
SDL_Scancode
The SDL keyboard scancode representation.
Definition:
SDL_scancode.h:43
SDL_SCANCODE_8
Definition:
SDL_scancode.h:88
src
video
qnx
keyboard.c
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