keyboard.c File Reference

#include "../../SDL_internal.h"
#include "../../events/SDL_keyboard_c.h"
#include "SDL_scancode.h"
#include "SDL_events.h"
#include "sdl_qnx.h"
#include <sys/keycodes.h>

Include dependency graph for keyboard.c:

Go to the source code of this file.

Functions
void	handleKeyboardEvent (screen_event_t event)

Variables
static int	key_to_sdl []

Function Documentation

void handleKeyboardEvent

(

screen_event_t

event

)

Called from the event dispatcher when a keyboard event is encountered. Translates the event such that it can be handled by SDL.

Parameters

event

Screen keyboard event

Definition at line 99 of file keyboard.c.

References key_to_sdl, SDL_PRESSED, SDL_RELEASED, SDL_SendKeyboardKey(), and SDL_TABLESIZE.

Referenced by pumpEvents().

{
    int             val;
    SDL_Scancode    scancode;

    // Get the key value.
    if (screen_get_event_property_iv(event, SCREEN_PROPERTY_SYM, &val) < 0) {
        return;
    }

    // Skip unrecognized keys.
    if ((val < 0) || (val >= SDL_TABLESIZE(key_to_sdl))) {
        return;
    }

    // Translate to an SDL scan code.
    scancode = key_to_sdl[val];
    if (scancode == 0) {
        return;
    }

    // Get event flags (key state).
    if (screen_get_event_property_iv(event, SCREEN_PROPERTY_FLAGS, &val) < 0) {
        return;
    }

    // Propagate the event to SDL.
    // FIXME:
    // Need to handle more key states (such as key combinations).
    if (val & KEY_DOWN) {
        SDL_SendKeyboardKey(SDL_PRESSED, scancode);
    } else {
        SDL_SendKeyboardKey(SDL_RELEASED, scancode);
    }
}

Variable Documentation

int key_to_sdl[]

static

A map thta translates Screen key names to SDL scan codes. This map is incomplete, but should include most major keys.

Definition at line 33 of file keyboard.c.

Referenced by handleKeyboardEvent().