From ebc482b8fd5f3e76506c9baeca596ea965ed372d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?P=C5=99emysl=20Janouch?= <p.janouch@gmail.com>
Date: Sun, 19 May 2013 18:42:38 +0200
Subject: [PATCH] Indicate with ellipsis that text is too long

---
 src/sdtui.c | 21 ++++++++++++++++++++-
 1 file changed, 20 insertions(+), 1 deletion(-)

diff --git a/src/sdtui.c b/src/sdtui.c
index 7c69c54..0c03ff5 100644
--- a/src/sdtui.c
+++ b/src/sdtui.c
@@ -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++)