METHOD handle_toolbar.
* Ї 2.In event handler method for event TOOLBAR: Append own functions
*   by using event parameter E_OBJECT.
    DATA: ls_toolbar  TYPE stb_button.
*....................................................................
* E_OBJECT of event TOOLBAR is of type REF TO CL_ALV_EVENT_TOOLBAR_SET.
* This class has got one attribute, namly MT_TOOLBAR, which
* is a table of type TTB_BUTTON. One line of this table is
* defined by the Structure STB_BUTTON (see data deklaration above).
*

* A remark to the flag E_INTERACTIVE:
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*         'e_interactive' is set, if this event is raised due to
*         the call of 'set_toolbar_interactive' by the user.
*         You can distinguish this way if the event was raised
*         by yourself or by ALV
*         (e.g. in method 'refresh_table_display').
*         An application of this feature is still unknown... :-)

********
* ->Create Object to receive events and link them to handler methods.
* When the ALV Control raises the event for the specified instance
* the corresponding method is automatically called.
*
    CREATE OBJECT event_receiver.
    SET HANDLER event_receiver->handle_user_command FOR grid1.
    SET HANDLER event_receiver->handle_toolbar FOR grid1.
*
********

* Ї 4.Call method 'set_toolbar_interactive' to raise event TOOLBAR.
    CALL METHOD grid1->set_toolbar_interactive.