diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/calcurse.h | 1 | ||||
| -rw-r--r-- | src/custom.c | 2 | ||||
| -rw-r--r-- | src/keys.c | 18 | ||||
| -rw-r--r-- | src/utf8.c | 39 |
4 files changed, 47 insertions, 13 deletions
diff --git a/src/calcurse.h b/src/calcurse.h index c362055..0d77e8f 100644 --- a/src/calcurse.h +++ b/src/calcurse.h @@ -1119,6 +1119,7 @@ int utf8_decode(const char *); int utf8_width(char *); int utf8_strwidth(char *); int utf8_chop(char *, int); +char *utf8_encode(int); /* utils.c */ void exit_calcurse(int) __attribute__ ((__noreturn__)); diff --git a/src/custom.c b/src/custom.c index 246af1d..9443365 100644 --- a/src/custom.c +++ b/src/custom.c @@ -908,7 +908,7 @@ print_keys_bindings(WINDOW * win, int selected_row, int selected_elm, mvwprintw(win, y, pos, "%s ", key); noelm++; - pos += strlen(key) + 1; + pos += utf8_strwidth((char *)key) + 1; } } else { mvwaddstr(win, y, KEYPOS, @@ -395,9 +395,6 @@ int keys_str2int(const char *key) else if (strcmp(key, "KEY_END") == 0) return KEY_END; - /* UTF-8 multibyte keys. */ - if (starts_with(key, "U+")) - return strtol(&key[strlen("U+")], NULL, 16) + KEY_MAX; /* Lookup in the keynames table. */ for (int i = 1; i < 128; i++) @@ -407,8 +404,8 @@ int keys_str2int(const char *key) if (strcmp(key, keynames[i]) == 0) return i; - - return -1; + /* UTF-8 multibyte keys. */ + return utf8_decode(key) + KEY_MAX; } char *keys_int2str(int key) @@ -421,7 +418,7 @@ char *keys_int2str(int key) else return mem_strdup(keynames[key]); } else { - asprintf(&res, "U+%04X", key - KEY_MAX); + asprintf(&res, "%s", utf8_encode(key - KEY_MAX)); return res; } } @@ -476,7 +473,7 @@ char *keys_action_allkeys(enum key action) static char *keys_format_label(char *key, int keylen) { static char fmtkey[BUFSIZ]; - const int len = strlen(key); + const int len = utf8_strwidth(key); const char dot = '.'; int i; @@ -520,7 +517,7 @@ keys_display_bindings_bar(WINDOW * win, int *bindings, int count, const int label_pos_x = key_pos_x + KEYS_KEYLEN + 1; const int label_pos_y = key_pos_y; - char key[KEYS_KEYLEN + 1], *fmtkey; + char key[UTF8_MAXLEN + 1], *fmtkey; int binding_key; @@ -532,9 +529,8 @@ keys_display_bindings_bar(WINDOW * win, int *bindings, int count, const char *label; if (binding_key < NBKEYS) { - strncpy(key, keys_action_firstkey(binding_key), - KEYS_KEYLEN); - key[KEYS_KEYLEN] = '\0'; + strncpy(key, keys_action_firstkey(binding_key), UTF8_MAXLEN); + key[UTF8_MAXLEN] = '\0'; label = gettext(keydef[binding_key].sb_label); } else { switch (binding_key) { @@ -291,7 +291,44 @@ int utf8_decode(const char *s) } } -/* Get the width of a UTF-8 character. */ +/* + * Encode a Unicode code point. + * Return a pointer to the resulting UTF-8 encoded character. + */ +char *utf8_encode(int u) +{ + static char c[5]; /* 4 bytes + string termination */ + + /* 0x0000 - 0x007F: 0xxxxxxx */ + if (u < 0x80) { + *(c + 1) = '\0'; + *c = u; + /* 0x0080 - 0x07FF: 110xxxxx 10xxxxxx */ + } else if (u < 0x800) { + *(c + 2) = '\0'; + *(c + 1) = (u & 0x3F) | 0x80; + *c = (u >> 6) | 0xC0; + /* 0x0800 - 0xFFFF: 1110xxxx 10xxxxxx 10xxxxxx */ + } else if (u < 0x10000) { + *(c + 3) = '\0'; + *(c + 2) = (u & 0x3F) | 0x80; + *(c + 1) = (u >> 6 & 0x3F) | 0x80; + *c = (u >> 12) | 0xE0; + } else if (u < 0x110000) { + /* 0x10000 - 0x10FFFF: 11110xxx 10xxxxxx 10xxxxxx 10xxxxxx */ + *(c + 4) = '\0'; + *(c + 3) = (u & 0x3F) | 0x80; + *(c + 2) = (u >> 6 & 0x3F) | 0x80; + *(c + 1) = (u >> 12 & 0x3F) | 0x80; + *c = (u >> 18) | 0xF0; + } else { + return NULL; + } + + return c; +} + +/* Get the display width of a UTF-8 character. */ int utf8_width(char *s) { int val, low, high, cur; |