[gcompris] config, exclude symbol fonts

[Bruno Coudoin <bcoudoin src gnome org>]

commit cbeee0a2cb295c9187d215ba96e5cedcd99184d5
Author: Bruno Coudoin <bruno coudoin gcompris net>
Date:   Thu May 29 18:31:07 2014 +0200

    config, exclude symbol fonts
    
    If the children select a symbol font, it is hard to revert.
    Just skipped fonts I could find, maybe there is a generic
    way to achieve this.

 src/gcompris/config.c |   22 ++++++++++++++++++++++
 1 files changed, 22 insertions(+), 0 deletions(-)
---
diff --git a/src/gcompris/config.c b/src/gcompris/config.c
index 086da66..773b16a 100644
--- a/src/gcompris/config.c
+++ b/src/gcompris/config.c
@@ -140,6 +140,14 @@ static gchar *timername[] = {
 static gchar *filtername =
   N_("Use GCompris administration module to filter boards");
 
+/* Some fonts are just symbols. If a children select one
+ * it creates a mess to read the screen and to revert
+ */
+static gchar *excluded_fonts[] = {
+  "msam10", "msbm10", "cmex10", "cmsy10", "wasy10", "wingdings",
+  NULL
+};
+
 static void set_locale_flag(gchar *locale);
 static gchar *get_next_locale(gchar *locale);
 static gchar *get_previous_locale(gchar *locale);
@@ -403,6 +411,20 @@ gc_config_start ()
         PangoFontFamily * family = families[i];
         const gchar * family_name;
         family_name = pango_font_family_get_name (family);
+
+       /* Skip font to exclude */
+       guint j = 0;
+       gboolean exclude = FALSE;
+       while(excluded_fonts[j] != NULL) {
+         if( !g_ascii_strncasecmp(excluded_fonts[j], family_name,
+                                  strlen(excluded_fonts[j])) ) {
+           exclude = TRUE;
+           break;
+         }
+         j++;
+       }
+       if(exclude)
+         continue;
        fontlist = g_list_insert_sorted (fontlist, (gpointer)family_name,
                                         (GCompareFunc)strcmp);
        if(!strcmp(properties->fontface, family_name))