if we use pointers, we should free the previous pointer first (if it

if we use pointers, we should free the previous pointer first (if it

Mon Dec  3 21:15:59 2001  Kristian Rietveld  <kris@gtk.org>

        * gtk/gtktreedatalist.c (_gtk_tree_data_list_value_to_node): if
        we use pointers, we should free the previous pointer first (if
        it exists), before we set a new pointer. (#64726)

        * gtk/gtktreeprivate.h: get rid of cursor_drag

        * gtk/gtktreeview.c (gtk_tree_view_unrealize): remove check
        for cursor_drag
        (gtk_tree_view_bin_expose): don't directly return in the while
        loop
        (gtk_tree_view_class_init): indentend expanders by default
        (gtk_tree_view_header_focus): only give the button focus
        if it's clickable, visible and the column is reorderable
        (#65539)

        * gtk/gtktreeviewcolumn.c (_gtk_tree_view_column_realize_button):
        create and free cursor