diff src/video/ataricommon/SDL_ikbdevents.c @ 3860:bf1586b58ef2 SDL-1.2

Factorize keyboard mapping between drivers
author Patrice Mandin <patmandin@gmail.com>
date Wed, 13 Sep 2006 21:18:35 +0000
parents f1816773a309
children a1b03ba2fcd0
line wrap: on
line diff
--- a/src/video/ataricommon/SDL_ikbdevents.c	Tue Sep 12 19:34:18 2006 +0000
+++ b/src/video/ataricommon/SDL_ikbdevents.c	Wed Sep 13 21:18:35 2006 +0000
@@ -37,85 +37,17 @@
 #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;
@@ -140,41 +72,23 @@
 
 void AtariIkbd_PumpEvents(_THIS)
 {
-	int i;
+	int i, specialkeys;
 	SDL_keysym keysym;
-	int specialkeys;
 
 	/*--- 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;
 		}
 	}
@@ -206,41 +120,6 @@
 	}
 }
 
-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)
 {
 	Supexec(SDL_AtariIkbdUninstall);