g_object_set(tag, "foreground", "#0000ff", "underline", PANGO_UNDERLINE_SINGLE, "underline-set", TRUE, NULL);
g_hash_table_insert(default_text_buffer_styles, "hyperlink", tag);
GtkTextTag *pager_tag = gtk_text_tag_new("pager");
g_object_set(tag, "foreground", "#0000ff", "underline", PANGO_UNDERLINE_SINGLE, "underline-set", TRUE, NULL);
g_hash_table_insert(default_text_buffer_styles, "hyperlink", tag);
GtkTextTag *pager_tag = gtk_text_tag_new("pager");