diff src/video/ataricommon/SDL_ikbdevents.c @ 2030:d774e9d7c2a8

Forward keyboard reworking from 1.2
author Patrice Mandin <patmandin@gmail.com>
date Wed, 20 Sep 2006 19:47:09 +0000
parents d20f4510c718
children adf732f1f016
line wrap: on
line diff
--- a/src/video/ataricommon/SDL_ikbdevents.c	Sat Sep 16 17:13:41 2006 +0000
+++ b/src/video/ataricommon/SDL_ikbdevents.c	Wed Sep 20 19:47:09 2006 +0000
@@ -37,88 +37,16 @@
 #include "SDL_atarievents_c.h"
 #include "SDL_ikbdinterrupt_s.h"
 
-/* Special keys state */
-enum
-{
-    K_RSHIFT = 0,
-    K_LSHIFT,
-    K_CTRL,
-    K_ALT,
-    K_CAPSLOCK,
-    K_CLRHOME,
-    K_INSERT
-};
-
-#define ATARIBIOS_MAXKEYS 128
-
 #define KEY_PRESSED		0xff
 #define KEY_UNDEFINED	0x80
 #define KEY_RELEASED	0x00
 
-/* The translation tables from a console scancode to a SDL keysym */
-#define KT_NOCHANGE -1
-
-enum
-{
-    KT_UNSHIFT = 0,
-    KT_SHIFT = 1,
-    KT_CAPS = 2
-};
-
 static Uint16 atari_prevmouseb; /* save state of mouse buttons */
-static int caps_state;          /* caps lock state */
-_KEYTAB *curtables;
-static unsigned char *tab_unshift, *tab_shift, *tab_caps;
-static SDLKey keymap[ATARIBIOS_MAXKEYS];
-
-static SDL_keysym *TranslateKey(int scancode, int numkeytable,
-                                SDL_keysym * keysym, SDL_bool pressed);
 
 void
 AtariIkbd_InitOSKeymap(_THIS)
 {
-    int i;
-
-    SDL_memset(SDL_AtariIkbd_keyboard, KEY_UNDEFINED, ATARIBIOS_MAXKEYS);
-
-    /* Initialize keymap */
-    for (i = 0; i < ATARIBIOS_MAXKEYS; i++)
-        keymap[i] = SDLK_UNKNOWN;
-
-    /* Functions keys */
-    for (i = 0; i < 10; i++)
-        keymap[SCANCODE_F1 + i] = SDLK_F1 + i;
-
-    /* Cursor keypad */
-    keymap[SCANCODE_HELP] = SDLK_HELP;
-    keymap[SCANCODE_UNDO] = SDLK_UNDO;
-    keymap[SCANCODE_INSERT] = SDLK_INSERT;
-    keymap[SCANCODE_CLRHOME] = SDLK_HOME;
-    keymap[SCANCODE_UP] = SDLK_UP;
-    keymap[SCANCODE_DOWN] = SDLK_DOWN;
-    keymap[SCANCODE_RIGHT] = SDLK_RIGHT;
-    keymap[SCANCODE_LEFT] = SDLK_LEFT;
-
-    /* Special keys */
-    keymap[SCANCODE_ESCAPE] = SDLK_ESCAPE;
-    keymap[SCANCODE_BACKSPACE] = SDLK_BACKSPACE;
-    keymap[SCANCODE_TAB] = SDLK_TAB;
-    keymap[SCANCODE_ENTER] = SDLK_RETURN;
-    keymap[SCANCODE_DELETE] = SDLK_DELETE;
-    keymap[SCANCODE_LEFTCONTROL] = SDLK_LCTRL;
-    keymap[SCANCODE_LEFTSHIFT] = SDLK_LSHIFT;
-    keymap[SCANCODE_RIGHTSHIFT] = SDLK_RSHIFT;
-    keymap[SCANCODE_LEFTALT] = SDLK_LALT;
-    keymap[SCANCODE_CAPSLOCK] = SDLK_CAPSLOCK;
-
-    /* Read XBIOS tables for scancode -> ascii translation */
-    curtables = Keytbl(KT_NOCHANGE, KT_NOCHANGE, KT_NOCHANGE);
-    tab_unshift = curtables->unshift;
-    tab_shift = curtables->shift;
-    tab_caps = curtables->caps;
-
-    /* Set Caps lock initial state */
-    caps_state = (Kbshift(-1) & (1 << K_CAPSLOCK));
+    SDL_memset(SDL_AtariIkbd_keyboard, KEY_UNDEFINED, sizeof(SDL_AtariIkbd_keyboard));
 
     /* Now install our handler */
     SDL_AtariIkbd_mouseb = SDL_AtariIkbd_mousex = SDL_AtariIkbd_mousey = 0;
@@ -150,36 +78,19 @@
 
         /*--- Send keyboard events ---*/
 
-    /* Update caps lock state */
-    if (SDL_AtariIkbd_keyboard[SCANCODE_CAPSLOCK] == KEY_PRESSED) {
-        caps_state ^= 1;
-    }
-
-    /* Choose the translation table */
-    specialkeys = KT_UNSHIFT;
-    if ((SDL_AtariIkbd_keyboard[SCANCODE_LEFTSHIFT] == KEY_PRESSED)
-        || (SDL_AtariIkbd_keyboard[SCANCODE_RIGHTSHIFT] == KEY_PRESSED)) {
-        specialkeys = KT_SHIFT;
-    }
-    if (caps_state) {
-        specialkeys = KT_CAPS;
-    }
-
     /* Now generate events */
     for (i = 0; i < ATARIBIOS_MAXKEYS; i++) {
         /* Key pressed ? */
         if (SDL_AtariIkbd_keyboard[i] == KEY_PRESSED) {
             SDL_PrivateKeyboard(SDL_PRESSED,
-                                TranslateKey(i, specialkeys, &keysym,
-                                             SDL_TRUE));
+                                SDL_Atari_TranslateKey(i, &keysym, SDL_TRUE));
             SDL_AtariIkbd_keyboard[i] = KEY_UNDEFINED;
         }
 
         /* Key released ? */
         if (SDL_AtariIkbd_keyboard[i] == KEY_RELEASED) {
             SDL_PrivateKeyboard(SDL_RELEASED,
-                                TranslateKey(i, specialkeys, &keysym,
-                                             SDL_FALSE));
+                                SDL_Atari_TranslateKey(i, &keysym, SDL_FALSE));
             SDL_AtariIkbd_keyboard[i] = KEY_UNDEFINED;
         }
     }
@@ -213,42 +124,6 @@
     }
 }
 
-static SDL_keysym *
-TranslateKey(int scancode, int numkeytable, SDL_keysym * keysym,
-             SDL_bool pressed)
-{
-    unsigned char asciicode;
-
-    /* Set the keysym information */
-    keysym->scancode = scancode;
-
-    asciicode = 0;
-    switch (numkeytable) {
-    case KT_UNSHIFT:
-        asciicode = tab_unshift[scancode];
-        break;
-    case KT_SHIFT:
-        asciicode = tab_shift[scancode];
-        break;
-    case KT_CAPS:
-        asciicode = tab_caps[scancode];
-        break;
-    }
-
-    if (asciicode)
-        keysym->sym = asciicode;
-    else
-        keysym->sym = keymap[scancode];
-
-    keysym->mod = KMOD_NONE;
-    keysym->unicode = 0;
-    if (SDL_TranslateUNICODE && pressed) {
-        keysym->unicode = SDL_AtariToUnicodeTable[asciicode];
-    }
-
-    return (keysym);
-}
-
 void
 AtariIkbd_ShutdownEvents(void)
 {