Re: GtkEditable and utf8 question

[Olexiy Avramchenko <olexiy ctech cn ua>]

Vincent Torri wrote:
> Hello,
Hi,

> I would like to force an entry to insert only digit characters. I have
> tried to modify the insert_text_handler example that is in the GtkEditable
> API. The result is:
>
> static void
> _insert_numeric (GtkEditable *editable,
>                  const gchar *text,
>                  gint         length,
>                  gint        *position,
>                  gpointer     data)
> {
>   gint i;
>   gint j;
>   gchar *result;
>
>   result = (gchar *)g_malloc (sizeof (gchar) * (length + 1));
>   if (!result)
>     return;
>
>   for (i = 0, j = 0; i < length; i++)
>     {
>       if (g_ascii_isdigit (text[i]))
>         {
>           result[j] = text[i];
>           j++;
>         }
>     }
>   result[j] = '\0';
>
>   g_signal_handlers_block_by_func (editable,
> 				   (gpointer) _insert_numeric, data);
>   gtk_editable_insert_text (editable, result, length, position);
    gtk_editable_insert_text (editable, result, j, position);
/* You've passed the incorrect string's length */
>   g_signal_handlers_unblock_by_func (editable,
>                                      (gpointer) _insert_numeric, data);
>
>   g_signal_stop_emission_by_name (editable, "insert-text");
>
>   g_free (result);
> }

	Olexiy