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Partial implementation of termkey_strpkey(3); missing FORMAT_WRAPBRACKET and TYPE_FUNCTION support

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Paul LeoNerd Evans
2011-04-01 00:50:51 +01:00
parent ee69b33c49
commit 6424282c4d
3 changed files with 163 additions and 2 deletions
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72
termkey.c
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@@ -429,7 +429,13 @@ static TermKeyResult parse_utf8(const unsigned char *bytes, size_t len, long *cp
unsigned char b0 = bytes[0];
if(b0 < 0xc0) {
if(b0 < 0x80) {
// Single byte ASCII
*cp = b0;
*nbytep = 1;
return TERMKEY_RES_KEY;
}
else if(b0 < 0xc0) {
// Starts with a continuation byte - that's not right
*cp = UTF8_INVALID;
*nbytep = 1;
@@ -1061,3 +1067,67 @@ size_t termkey_strfkey(TermKey *tk, char *buffer, size_t len, TermKeyKey *key, T
return pos;
}
TermKeyResult termkey_strpkey(TermKey *tk, const char *str, TermKeyKey *key, TermKeyFormat format)
{
struct modnames *mods = &modnames[!!(format & TERMKEY_FORMAT_LONGMOD) +
!!(format & TERMKEY_FORMAT_ALTISMETA) * 2];
key->modifiers = 0;
if((format & TERMKEY_FORMAT_CARETCTRL) && str[0] == '^' && str[1]) {
TermKeyResult res = termkey_strpkey(tk, str+1, key, format & ~TERMKEY_FORMAT_CARETCTRL);
if(res != TERMKEY_RES_KEY)
return res;
if(key->type != TERMKEY_TYPE_UNICODE)
return TERMKEY_RES_NONE;
if(key->code.number < '@' || key->code.number > '_')
return TERMKEY_RES_NONE;
if(key->modifiers != 0)
return TERMKEY_RES_NONE;
if(key->code.number >= 'A' && key->code.number <= 'Z')
key->code.number += 0x20;
key->modifiers = TERMKEY_KEYMOD_CTRL;
fill_utf8(key);
return res;
}
const char *hyphen;
while((hyphen = strchr(str, '-'))) {
size_t n = hyphen - str;
if(n == strlen(mods->alt) && strncmp(mods->alt, str, n) == 0)
key->modifiers |= TERMKEY_KEYMOD_ALT;
else if(n == strlen(mods->ctrl) && strncmp(mods->ctrl, str, n) == 0)
key->modifiers |= TERMKEY_KEYMOD_CTRL;
else if(n == strlen(mods->shift) && strncmp(mods->shift, str, n) == 0)
key->modifiers |= TERMKEY_KEYMOD_SHIFT;
else
break;
str = hyphen + 1;
}
long codepoint;
size_t nbytes;
if(parse_utf8((unsigned char *)str, strlen(str), &codepoint, &nbytes) == TERMKEY_RES_KEY &&
nbytes == strlen(str)) {
key->type = TERMKEY_TYPE_UNICODE;
key->code.number = codepoint;
fill_utf8(key);
}
else if((key->code.sym = termkey_keyname2sym(tk, str)) != TERMKEY_SYM_UNKNOWN) {
key->type = TERMKEY_TYPE_KEYSYM;
}
// TODO: Consider function keys
else {
return TERMKEY_RES_NONE;
}
return TERMKEY_RES_KEY;
}