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extra : convert_revision : svn%3Ac70aab31-4412-0410-b14c-859654838e24/trunk%40199
This commit is contained in:
Sam Lantinga 2001-09-23 22:16:02 +00:00
parent 2473d7c237
commit 22120eac88
1 changed files with 62 additions and 0 deletions
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62
src/video/maccommon/SDL_macevents.c
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@ -449,7 +449,11 @@ void Mac_PumpEvents(_THIS)
void Mac_InitOSKeymap(_THIS)
{
const void *KCHRPtr;
UInt32 state;
UInt32 value;
int i;
int world = SDLK_WORLD_0;
/* Map the MAC keysyms */
for ( i=0; i<SDL_TABLESIZE(MAC_keymap); ++i )
@ -576,6 +580,64 @@ void Mac_InitOSKeymap(_THIS)
MAC_keymap[MK_IBOOK_UP] = SDLK_UP;
MAC_keymap[MK_IBOOK_LEFT] = SDLK_LEFT;
#endif /* MacOS X */
/* Up there we setup a static scancode->keysym map. However, it will not
* work very well on international keyboard. Hence we now query MacOS
* for its own keymap to adjust our own mapping table. However, this is
* bascially only useful for ascii char keys. This is also the reason
* why we keep the static table, too.
*/
/* Get a pointer to the systems cached KCHR */
KCHRPtr = (void *)GetScriptManagerVariable(smKCHRCache);
if (KCHRPtr)
{
/* Loop over all 127 possible scan codes */
for (i = 0; i < 0x7F; i++)
{
/* We pretend a clean start to begin with (i.e. no dead keys active */
state = 0;
/* Now translate the key code to a key value */
value = KeyTranslate(KCHRPtr, i, &state) & 0xff;
/* If the state become 0, it was a dead key. We need to translate again,
passing in the new state, to get the actual key value */
if (state != 0)
value = KeyTranslate(KCHRPtr, i, &state) & 0xff;
/* Now we should have an ascii value, or 0. Try to figure out to which SDL symbol it maps */
if (value >= 128) /* Some non-ASCII char, map it to SDLK_WORLD_* */
MAC_keymap[i] = world++;
else if (value >= 32) /* non-control ASCII char */
MAC_keymap[i] = value;
}
}
/* The keypad codes are re-setup here, because the loop above cannot
* distinguish between a key on the keypad and a regular key. We maybe
* could get around this problem in another fashion: NSEvent's flags
* include a "NSNumericPadKeyMask" bit; we could check that and modify
* the symbol we return on the fly. However, this flag seems to exhibit
* some weird behaviour related to the num lock key
*/
MAC_keymap[MK_KP0] = SDLK_KP0;
MAC_keymap[MK_KP1] = SDLK_KP1;
MAC_keymap[MK_KP2] = SDLK_KP2;
MAC_keymap[MK_KP3] = SDLK_KP3;
MAC_keymap[MK_KP4] = SDLK_KP4;
MAC_keymap[MK_KP5] = SDLK_KP5;
MAC_keymap[MK_KP6] = SDLK_KP6;
MAC_keymap[MK_KP7] = SDLK_KP7;
MAC_keymap[MK_KP8] = SDLK_KP8;
MAC_keymap[MK_KP9] = SDLK_KP9;
MAC_keymap[MK_KP_MINUS] = SDLK_KP_MINUS;
MAC_keymap[MK_KP_PLUS] = SDLK_KP_PLUS;
MAC_keymap[MK_KP_PERIOD] = SDLK_KP_PERIOD;
MAC_keymap[MK_KP_EQUALS] = SDLK_KP_EQUALS;
MAC_keymap[MK_KP_DIVIDE] = SDLK_KP_DIVIDE;
MAC_keymap[MK_KP_MULTIPLY] = SDLK_KP_MULTIPLY;
MAC_keymap[MK_KP_ENTER] = SDLK_KP_ENTER;
}
static SDL_keysym *TranslateKey(int scancode, int modifiers,