Moved search entries into priv data.

Moved search entries into priv data.

Sun Apr 11 15:08:45 2004  Jonathan Blandford  <jrb@gnome.org>

        * gtk/gtktreeprivate.h: Moved search entries into priv data.

        * gtk/gtktreeview.c: Prep for type-ahead support.

        (gtk_tree_view_destroy): Destroy the search window explicitly.
        (gtk_tree_view_key_press): Minor change; prep for type-ahead
        (gtk_tree_view_ensure_interactive_directory): New function
        (gtk_tree_view_focus_out): Rework to handle new entry life-cycle.
        (gtk_tree_view_real_start_interactive_search): rework
        (gtk_tree_view_search_dialog_hide): ditto
        (gtk_tree_view_search_delete_event): ditto
        (gtk_tree_view_search_button_press_event): ditto
        (gtk_tree_view_search_key_press_event): ditto
        (gtk_tree_view_search_move): ditto
        (gtk_tree_view_search_init): ditto

        * gtk/gtktreeviewcolumn.c:
        (gtk_tree_view_column_cell_layout_clear): remove unused variable.

        * tests/testfilechooser.c: (main): change