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[clutter-text] Fix offset_to_bytes to work when pos == 0

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The old function ended up returning the length of the string when pos
was zero. This caused it to insert characters at the end when the
cursor was at the beginning of the string.
This commit is contained in:
Neil Roberts 2009-01-13 18:42:50 +00:00
parent e93c266647
commit b57c7e12d4
1 changed files with 5 additions and 20 deletions
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25
clutter/clutter-text.c
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@ -202,31 +202,16 @@ static gint
offset_to_bytes (const gchar *text,
gint pos)
{
gchar *c = NULL;
gint i, j, len;
const gchar *ptr;
if (pos < 0)
return strlen (text);
c = g_utf8_next_char (text);
j = 1;
len = strlen (text);
/* Loop over each character in the string until we either reach the
end or the requested position */
for (ptr = text; *ptr && pos-- > 0; ptr = g_utf8_next_char (ptr));
for (i = 0; i < len; i++)
{
if (&text[i] == c)
{
if (j == pos)
break;
else
{
c = g_utf8_next_char (c);
j++;
}
}
}
return i;
return ptr - text;
}
#define bytes_to_offset(t,p) (g_utf8_pointer_to_offset ((t), (t) + (p)))