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Indicate with ellipsis that text is too long

This commit is contained in:
Přemysl Eric Janouch 2013-05-19 18:42:38 +02:00
parent a405bd508c
commit ebc482b8fd
1 changed files with 20 additions and 1 deletions
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21
src/sdtui.c
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@ -98,6 +98,13 @@ struct curses_event
MEVENT mouse;
};
static gboolean
is_character_in_locale (wchar_t c)
{
cchar_t cch;
return setcchar (&cch, &c, A_NORMAL, 0, NULL) != ERR;
}
/** Translate key codes above KEY_MAX returned from ncurses into something
* meaningful, based on the terminal type. The values have been obtained
* experimentally. Some keycodes make ncurses return KEY_ESCAPE, even
@ -344,11 +351,23 @@ app_add_utf8_string (Application *self, const gchar *str, int n)
g_return_val_if_fail (wide_str != NULL, 0);
ssize_t wide_len = wcslen (wide_str);
wchar_t padding = L' ', error = L'?';
wchar_t padding = L' ', error = L'?', ellipsis = L'…';
if (n < 0)
n = wide_len;
if (wide_len > n)
{
if (is_character_in_locale (ellipsis) && n > 0)
wide_str[n - 1] = ellipsis;
else if (n >= 3)
{
wide_str[n - 1] = L'.';
wide_str[n - 2] = L'.';
wide_str[n - 3] = L'.';
}
}
gint i;
cchar_t cch;
for (i = 0; i < n; i++)