if (! tree_column->button)
return;
- hbox = GTK_BIN (tree_column->button)->child;
+ hbox = gtk_bin_get_child (GTK_BIN (tree_column->button));
alignment = tree_column->alignment;
arrow = tree_column->arrow;
- current_child = GTK_BIN (alignment)->child;
+ current_child = gtk_bin_get_child (GTK_BIN (alignment));
/* Set up the actual button */
gtk_alignment_set (GTK_ALIGNMENT (alignment), tree_column->xalign,