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Fixed a bug where tab-complete didn't worked with utf8/big5 multibyte characters properly

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git-svn-id: http://svn.irssi.org/repos/irssi/trunk@4229 dbcabf3a-b0e7-0310-adc4-f8d773084564
This commit is contained in:
Valentin Batz 2006-01-29 22:37:24 +00:00 committed by vb
parent a975788d15
commit 0d10e2cc06
5 changed files with 66 additions and 6 deletions
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18
src/fe-common/core/utf8.c
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@ -182,6 +182,24 @@ void utf16_to_utf8(const unichar *str, char *out)
*out = '\0';
}
void utf16_to_utf8_with_pos(const unichar *str, int spos, char *out, int *opos)
{
int len;
const unichar *sstart = str;
char *ostart = out;
*opos = 0;
while (*str != '\0') {
len = utf16_char_to_utf8(*str, out);
out += len;
str++;
if(str - sstart == spos)
*opos = out - ostart;
}
*out = '\0';
}
static const unichar wcc[] = {
0x0, 0x300, 0x34F, 0x360, 0x363, 0x483, 0x487, 0x488, 0x48A, 0x591,
0x5A2, 0x5A3, 0x5BA, 0x5BB, 0x5BE, 0x5BF, 0x5C0, 0x5C1, 0x5C3, 0x5C4,

4
src/fe-common/core/utf8.h
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@ -18,6 +18,10 @@ int utf16_char_to_utf8(unichar c, char *outbuf);
Make sure out is at least 6 x length of str. */
void utf16_to_utf8(const unichar *str, char *out);
/* unichar -> UTF-8 string with position transformed. The NUL is copied as well.
Make sure out is at least 6 x length of str. */
void utf16_to_utf8_with_pos(const unichar *str, int spos, char *out, int *opos);
/* XXX I didn't check the encoding range of big5+. This is standard big5. */
#define is_big5_los(lo) (0x40 <= (lo) && (lo) <= 0x7E) /* standard */
#define is_big5_lox(lo) (0x80 <= (lo) && (lo) <= 0xFE) /* extended */

41
src/fe-text/gui-entry.c
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@ -97,6 +97,24 @@ int strlen_big5(const unsigned char *str)
return len;
}
void unichars_to_big5_with_pos(const unichar *str, int spos, char *out, int *opos)
{
const unichar *sstart = str;
char *ostart = out;
*opos = 0;
while(*str != '\0')
{
if(*str > 0xff)
*out ++ = (*str >> 8) & 0xff;
*out ++ = *str & 0xff;
str ++;
if(str - sstart == spos)
*opos = out - ostart;
}
*out = '\0';
}
void big5_to_unichars(const char *str, unichar *out)
{
const unsigned char *p = (const unsigned char *) str;
@ -371,6 +389,29 @@ char *gui_entry_get_text(GUI_ENTRY_REC *entry)
return buf;
}
char *gui_entry_get_text_and_pos(GUI_ENTRY_REC *entry, int *pos)
{
char *buf;
int i;
g_return_val_if_fail(entry != NULL, NULL);
buf = g_malloc(entry->text_len*6 + 1);
if (entry->utf8)
utf16_to_utf8_with_pos(entry->text, entry->pos, buf, pos);
else {
if(term_type==TERM_TYPE_BIG5)
unichars_to_big5_with_pos(entry->text, entry->pos, buf, pos);
else
{
for (i = 0; i <= entry->text_len; i++)
buf[i] = entry->text[i];
*pos = entry->pos;
}
}
return buf;
}
void gui_entry_insert_text(GUI_ENTRY_REC *entry, const char *str)
{
unichar chr;

1
src/fe-text/gui-entry.h
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@ -34,6 +34,7 @@ void gui_entry_set_utf8(GUI_ENTRY_REC *entry, int utf8);
void gui_entry_set_text(GUI_ENTRY_REC *entry, const char *str);
char *gui_entry_get_text(GUI_ENTRY_REC *entry);
char *gui_entry_get_text_and_pos(GUI_ENTRY_REC *entry, int *pos);
void gui_entry_insert_text(GUI_ENTRY_REC *entry, const char *str);
void gui_entry_insert_char(GUI_ENTRY_REC *entry, unichar chr);

8
src/fe-text/gui-readline.c
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@ -778,9 +778,7 @@ static void key_completion(int erase)
char *text, *line;
int pos;
pos = gui_entry_get_pos(active_entry);
text = gui_entry_get_text(active_entry);
text = gui_entry_get_text_and_pos(active_entry, &pos);
line = word_complete(active_win, text, &pos, erase);
g_free(text);
@ -806,9 +804,7 @@ static void key_check_replaces(void)
char *text, *line;
int pos;
pos = gui_entry_get_pos(active_entry);
text = gui_entry_get_text(active_entry);
text = gui_entry_get_text_and_pos(active_entry, &pos);
line = auto_word_complete(text, &pos);
g_free(text);