SAP ABAP

  Events: Method of one class can call the method of another class. Example on Multiple Event Handlers *&---------------------------------------------------------------------* *& Report ZVB_EVENTS *&---------------------------------------------------------------------* *& *&---------------------------------------------------------------------* REPORT  zvb_events . PARAMETERS :  p_vbeln  TYPE  vbeln_va . DATA : it_vbak  TYPE  ztt_vbak ,   "Table type      is_vbak  TYPE  zst_vbak .  "Global structure CLASS  class1  DEFINITION .    PUBLIC  SECTION .      METHODS  display  IMPORTING  pp_vbeln  TYPE  vbeln_va                      EXPORTING  pt_vbak   TYPE  ztt_vbak...

Events: Method of one class can call the method of another class. Triggering Method:   This method raises the event. Event Handler Method: The method will handle the event. Register the event handler method using SET HANDLER statement. CLASS class1. METHOD DISPLAY ENDCLASS. --------------------------------------- CLASS CLASS2. METHOD MESSAGE. ENDCLASS. Syntax for event handler: SET HANDLER lo_object1 -> event_handler for lo_object2. where lo_object1 -> class object in which event handler method is defined.              EVENT_HANDLER -> Event handler method name.              lo_object2 -> class object in which triggering method is defined.  Example *&---------------------------------------------------------------------* *& Report ZVB_EVENTS *&--------------------------------------------...