Double click on field in OOALV

Former Member · ‎09-07-2008

Hi.

I want display the data in the second list when i am dobule click on that particular field in First List.

If i dobule click on any another field i do not want to display second list in Object Oriented ALV.

How it is possible when dobule click on that particular field value in the First list. Explain it with Good Example if Possible.

Thank You.

Regards.

Krishna.

Former Member · ‎09-07-2008

Source from one of the website. you execute this program you will get idea



REPORT  ZALV_OOINTERACTIVE.

*Class definition for handling double click
CLASS event_class DEFINITION DEFERRED.

*Internal table and work area declarations for dd02l and dd03l
DATA : it_dd02l TYPE TABLE OF dd02l,
       wa_dd02l TYPE dd02l,
       it_dd03l TYPE TABLE OF dd03l,
       wa_dd03l TYPE dd03l.

*data declarations for ALV Main list
DATA : ty_lay1 TYPE lvc_s_layo,
       it_fieldcat TYPE lvc_t_fcat ,
       ty_fieldcat TYPE lvc_s_fcat ,
       c_alv1 TYPE REF TO cl_gui_alv_grid,
       c_cont1 TYPE REF TO cl_gui_custom_container,
       event_receiver TYPE REF TO event_class.

*data declarations for ALV Interactive list

DATA : ty_lay2 TYPE lvc_s_layo,
       it_fcat TYPE lvc_t_fcat ,
       ty_fcat TYPE lvc_s_fcat ,
       c_alv2 TYPE REF TO cl_gui_alv_grid,
       c_cont2 TYPE REF TO cl_gui_custom_container.

**Select options for multiple values and NOT ranges
SELECT-OPTIONS : s_table FOR wa_dd02l-tabname NO INTERVALS.

* Initialization event
INITIALIZATION.

*Start of selection event
START-OF-SELECTION.

*fetch data into table and field characteristics
  PERFORM fetch_data.

*ALV display for output
  PERFORM alv_output.

*&---------------------------------------------------------------------*
*&      Form  FETCH_DATA
*&---------------------------------------------------------------------*
*       text
*----------------------------------------------------------------------*
*  -->  p1        text
*  <--  p2        text
*----------------------------------------------------------------------*
FORM fetch_data .

*Select the table details
  SELECT * FROM dd02l INTO CORRESPONDING FIELDS OF TABLE it_dd02l 
WHERE tabname IN s_table
  AND tabclass = 'TRANSP'.

ENDFORM.                    " FETCH_DATA

*----------------------------------------------------------------------*

* CLASS lcl_event_receiver DEFINITION

*----------------------------------------------------------------------*

CLASS event_class DEFINITION.

*Handling double click
  PUBLIC SECTION.

    METHODS:
    handle_double_click
    FOR EVENT double_click OF cl_gui_alv_grid IMPORTING e_row .

ENDCLASS. "lcl_event_receiver DEFINITION
*----------------------------------------------------------------------*

* CLASS lcl_event_receiver IMPLEMENTATION
*----------------------------------------------------------------------*

CLASS event_class IMPLEMENTATION.

  METHOD handle_double_click.

    DATA : ls_dd02l LIKE LINE OF it_dd02l.

*Reading the selected data into a variable
    READ TABLE it_dd02l INDEX e_row-index INTO ls_dd02l.

*  *Select the field details of the selected table
    SELECT * FROM dd03l INTO CORRESPONDING FIELDS OF TABLE it_dd03l
    WHERE tabname EQ ls_dd02l-tabname.

*calling the ALV containing the field values
    CALL SCREEN 101.

  ENDMETHOD. "handle_double_click

ENDCLASS. "lcl_event_receiver IMPLEMENTATION

*&---------------------------------------------------------------------*

*& Module pbo_100 OUTPUT

*&---------------------------------------------------------------------*

MODULE pbo_100 OUTPUT.
*set pf-status 'XXX'.
*set titlebar 'XXX'.
ENDMODULE. " PBO_100 OUTPUT

*&---------------------------------------------------------------------*
*& Module alv_100 OUTPUT
*&---------------------------------------------------------------------*

MODULE alv_100 OUTPUT.

*Check if there is no custom container in screen 100
  IF c_cont1 IS INITIAL.

*Creating object of container
    CREATE OBJECT c_cont1
     EXPORTING
       container_name = 'CCONT'.
    IF sy-subrc <> 0.
* MESSAGE ID SY-MSGID TYPE SY-MSGTY NUMBER SY-MSGNO
* WITH SY-MSGV1 SY-MSGV2 SY-MSGV3 SY-MSGV4.
    ENDIF.

*Creating object of alv
    CREATE OBJECT c_alv1
       EXPORTING
        i_parent = c_cont1.
    IF sy-subrc <> 0.
* MESSAGE ID SY-MSGID TYPE SY-MSGTY NUMBER SY-MSGNO
* WITH SY-MSGV1 SY-MSGV2 SY-MSGV3 SY-MSGV4.
    ENDIF.

*alv layout
    PERFORM alv_100_layout.

*alv field catalogue
    PERFORM alv_100_fieldcat.

*Displaying the ALV grid
    CALL METHOD c_alv1->set_table_for_first_display
      EXPORTING
        is_layout       = ty_lay1
      CHANGING
        it_outtab       = it_dd02l[]
        it_fieldcatalog = it_fieldcat.

    IF sy-subrc <> 0.
* MESSAGE ID SY-MSGID TYPE SY-MSGTY NUMBER SY-MSGNO
* WITH SY-MSGV1 SY-MSGV2 SY-MSGV3 SY-MSGV4.
    ENDIF.

*Create object of the event class and setting handler for double click
    CREATE OBJECT event_receiver.
    SET HANDLER event_receiver->handle_double_click FOR c_alv1.

  ENDIF.

ENDMODULE. " ALV_100 OUTPUT

*&---------------------------------------------------------------------*

*& Module pai_100 INPUT

*&---------------------------------------------------------------------*

MODULE pai_100 INPUT.
ENDMODULE. " pai_100 INPUT

*----------------------------------------------------------------------*

* MODULE PBO_101 OUTPUT

*----------------------------------------------------------------------*

MODULE pbo_101 OUTPUT.
*  SET PF-STATUS 'XXX'.
*  SET TITLEBAR 'XXX'.
ENDMODULE. " PBO_101 INPUT

*----------------------------------------------------------------------*

* MODULE ALV_101 OUTPUT

*----------------------------------------------------------------------*
MODULE alv_101 OUTPUT.

*Check if the Custom container exists.
  IF c_cont2 IS INITIAL.

*Creating container object
    CREATE OBJECT c_cont2
      EXPORTING
        container_name = 'CDCONT'.
    IF sy-subrc <> 0.
* MESSAGE ID SY-MSGID TYPE SY-MSGTY NUMBER SY-MSGNO
* WITH SY-MSGV1 SY-MSGV2 SY-MSGV3 SY-MSGV4.
    ENDIF.

*creating ALV grid for interactive list
    CREATE OBJECT c_alv2
      EXPORTING
       i_parent = c_cont2.
    IF sy-subrc <> 0.
* MESSAGE ID SY-MSGID TYPE SY-MSGTY NUMBER SY-MSGNO
* WITH SY-MSGV1 SY-MSGV2 SY-MSGV3 SY-MSGV4.
    ENDIF.

*ALV layout
    PERFORM alv_101_layout.

*ALV fieldcatalogue
    PERFORM alv_101_fieldcat.

*Sorting the output by field position
    SORT it_dd03l BY position.

*ALV for display field details
    CALL METHOD c_alv2->set_table_for_first_display
      EXPORTING
        is_layout       = ty_lay2
      CHANGING
        it_outtab       = it_dd03l[]
        it_fieldcatalog = it_fcat.
    IF sy-subrc <> 0.
* MESSAGE ID SY-MSGID TYPE SY-MSGTY NUMBER SY-MSGNO
* WITH SY-MSGV1 SY-MSGV2 SY-MSGV3 SY-MSGV4.
    ENDIF.

  ENDIF.

ENDMODULE. " ALV_101 OUTPUT

*&---------------------------------------------------------------------*

*& Module PAI_101 INPUT

*&---------------------------------------------------------------------*

MODULE pai_101 INPUT.

ENDMODULE. " PAI_101 INPUT
*&---------------------------------------------------------------------*
*&      Form  ALV_OUTPUT
*&---------------------------------------------------------------------*
*       text
*----------------------------------------------------------------------*
*  -->  p1        text
*  <--  p2        text
*----------------------------------------------------------------------*
FORM alv_output .
  CALL SCREEN 100.

ENDFORM.                    " ALV_OUTPUT
*&---------------------------------------------------------------------*
*&      Form  ALV_100_LAYOUT
*&---------------------------------------------------------------------*
*       text
*----------------------------------------------------------------------*
*  -->  p1        text
*  <--  p2        text
*----------------------------------------------------------------------*
FORM alv_100_layout .

  ty_lay1-grid_title = 'TABLES'.
  ty_lay1-zebra = 'X'.
  ty_lay1-no_toolbar = 'X'.

ENDFORM.                    " ALV_100_LAYOUT
*&---------------------------------------------------------------------*
*&      Form  ALV_100_FIELDCAT
*&---------------------------------------------------------------------*
*       text
*----------------------------------------------------------------------*
*  -->  p1        text
*  <--  p2        text
*----------------------------------------------------------------------*
FORM alv_100_fieldcat .


  CLEAR ty_fieldcat.
  ty_fieldcat-row_pos = 1.
  ty_fieldcat-col_pos = 1.
  ty_fieldcat-fieldname = 'TABNAME'.
  ty_fieldcat-tabname = 'GT_DD02L'.
  ty_fieldcat-coltext = 'TableName'.
  ty_fieldcat-outputlen = 10.
  APPEND ty_fieldcat TO it_fieldcat.
  CLEAR ty_fieldcat.

  ty_fieldcat-row_pos = 1.
  ty_fieldcat-col_pos = 2.
  ty_fieldcat-fieldname = 'TABCLASS'.
  ty_fieldcat-tabname = 'GT_DD02L'.
  ty_fieldcat-coltext = 'CATEGORY'.
  ty_fieldcat-outputlen = 10.
  APPEND ty_fieldcat TO it_fieldcat.
  CLEAR ty_fieldcat.

  ty_fieldcat-row_pos = 1.
  ty_fieldcat-col_pos = 3.
  ty_fieldcat-fieldname = 'AS4USER'.
  ty_fieldcat-tabname = 'GT_DD02L'.
  ty_fieldcat-coltext = 'CREATED'.
  ty_fieldcat-outputlen = 10.
  APPEND ty_fieldcat TO it_fieldcat.
  CLEAR ty_fieldcat.

  ty_fieldcat-row_pos = 1.
  ty_fieldcat-col_pos = 4.
  ty_fieldcat-fieldname = 'AS4DATE'.
  ty_fieldcat-tabname = 'GT_DD02L'.
  ty_fieldcat-coltext = 'DATE'.
  ty_fieldcat-outputlen = 10.
  APPEND ty_fieldcat TO it_fieldcat.
  CLEAR ty_fieldcat.

  ty_fieldcat-row_pos = 1.
  ty_fieldcat-col_pos = 5.
  ty_fieldcat-fieldname = 'AS4TIME'.
  ty_fieldcat-tabname = 'GT_DD02L'.
  ty_fieldcat-coltext = 'TIME'.
  ty_fieldcat-outputlen = 10.
  APPEND ty_fieldcat TO it_fieldcat.
  CLEAR ty_fieldcat.

  ty_fieldcat-row_pos = 1.
  ty_fieldcat-col_pos = 6.
  ty_fieldcat-fieldname = 'CONTFLAG'.
  ty_fieldcat-tabname = 'GT_DD02L'.
  ty_fieldcat-coltext = 'Delivery Class'.
  ty_fieldcat-outputlen = 15.
  APPEND ty_fieldcat TO it_fieldcat.
  CLEAR ty_fieldcat.

ENDFORM.                    " ALV_100_FIELDCAT
*&---------------------------------------------------------------------*
*&      Form  ALV_101_LAYOUT
*&---------------------------------------------------------------------*
*       text
*----------------------------------------------------------------------*
*  -->  p1        text
*  <--  p2        text
*----------------------------------------------------------------------*
FORM alv_101_layout .

  ty_lay2-grid_title = 'FIELDS'.
  ty_lay2-zebra = 'X'.
  ty_lay2-no_toolbar = 'X'.

ENDFORM.                    " ALV_101_LAYOUT
*&---------------------------------------------------------------------*
*&      Form  ALV_101_FIELDCAT
*&---------------------------------------------------------------------*
*       text
*----------------------------------------------------------------------*
*  -->  p1        text
*  <--  p2        text
*----------------------------------------------------------------------*
FORM alv_101_fieldcat .

  REFRESH it_fieldcat.
  REFRESH it_fcat.
  CLEAR ty_fcat.

  ty_fcat-row_pos = 1.
  ty_fcat-col_pos = 1.
  ty_fcat-fieldname = 'FIELDNAME'.
  ty_fcat-tabname = 'GT_DD03L'.
  ty_fcat-coltext = 'Fieldname'.
  ty_fcat-outputlen = 10.
  APPEND ty_fcat TO it_fcat.

  ty_fcat-row_pos = 1.
  ty_fcat-col_pos = 2.
  ty_fcat-fieldname = 'CHECKTABLE'.
  ty_fcat-tabname = 'GT_DD03L'.
  ty_fcat-coltext = 'CHECKTABLE'.
  ty_fcat-outputlen = 10.
  APPEND ty_fcat TO it_fcat.

  ty_fcat-row_pos = 1.
  ty_fcat-col_pos = 3.
  ty_fcat-fieldname = 'KEYFLAG'.
  ty_fcat-tabname = 'GT_DD03L'.
  ty_fcat-coltext = 'Key Flag'.
  ty_fcat-outputlen = 10.
  APPEND ty_fcat TO it_fcat.

ENDFORM.                    " ALV_101_FIELDCAT

Selection screen

uwe_schieferstein · ‎09-07-2008

Hello Krishna

The only thing you need to do is to check for the correct E_COLUMN-FIELDNAME in your event handler method HANDLE_DOUBLE_CLICK:


*---------------------------------------------------------------------*
*       CLASS lcl_eventhandler IMPLEMENTATION
*---------------------------------------------------------------------*
*
*---------------------------------------------------------------------*
CLASS lcl_eventhandler IMPLEMENTATION.

  METHOD handle_double_click.
*   define local data
    DATA:
      ls_knb1      TYPE knb1.

    CHECK ( sender = go_grid1 ).

    " Handle double-click only for customer column
    CHECK ( e_column-fieldname = 'KUNNR' ).
...

The entire sample report ZUS_SDN_TWO_ALV_GRIDS_7 is shown below:


*&---------------------------------------------------------------------*
*& Report  ZUS_SDN_TWO_ALV_GRIDS_7
*&
*&---------------------------------------------------------------------*
*& Thread: Double click on field in OOALV
*& <a class="jive_macro jive_macro_thread" href="" __jive_macro_name="thread" modifiedtitle="true" __default_attr="1034888"></a>
*&---------------------------------------------------------------------*
*& Screen '0100' contains no elements.
*& ok_code -> assigned to GD_OKCODE
*&
*& Flow logic:
*  PROCESS BEFORE OUTPUT.
*    MODULE STATUS_0100.
**
*  PROCESS AFTER INPUT.
*    MODULE USER_COMMAND_0100.
*&
*&---------------------------------------------------------------------*

REPORT  zus_sdn_two_alv_grids_7.




DATA:
  gd_okcode        TYPE ui_func,
*
  go_docking       TYPE REF TO cl_gui_docking_container,
  go_splitter      TYPE REF TO cl_gui_splitter_container,
  go_cell_top      TYPE REF TO cl_gui_container,
  go_cell_bottom   TYPE REF TO cl_gui_container,
  go_grid1         TYPE REF TO cl_gui_alv_grid,
  go_grid2         TYPE REF TO cl_gui_alv_grid,
  gs_layout        TYPE lvc_s_layo.


DATA:
  gt_knb1          TYPE STANDARD TABLE OF knb1,
  gt_knvv          TYPE STANDARD TABLE OF knvv.





*---------------------------------------------------------------------*
*       CLASS lcl_eventhandler DEFINITION
*---------------------------------------------------------------------*
*
*---------------------------------------------------------------------*
CLASS lcl_eventhandler DEFINITION.

  PUBLIC SECTION.
    CLASS-METHODS:
      handle_double_click FOR EVENT double_click OF cl_gui_alv_grid
        IMPORTING
          e_row
          e_column
          es_row_no
          sender.


ENDCLASS.                    "lcl_eventhandler DEFINITION



*---------------------------------------------------------------------*
*       CLASS lcl_eventhandler IMPLEMENTATION
*---------------------------------------------------------------------*
*
*---------------------------------------------------------------------*
CLASS lcl_eventhandler IMPLEMENTATION.

  METHOD handle_double_click.
*   define local data
    DATA:
      ls_knb1      TYPE knb1.

    CHECK ( sender = go_grid1 ).

    " Handle double-click only for customer column
    CHECK ( e_column-fieldname = 'KUNNR' ).


    READ TABLE gt_knb1 INTO ls_knb1 INDEX e_row-index.
    CHECK ( ls_knb1-kunnr IS NOT INITIAL ).

    CALL METHOD go_grid1->set_current_cell_via_id
      EXPORTING
*        IS_ROW_ID    =
*        IS_COLUMN_ID =
        is_row_no    = es_row_no.


*   Triggers PAI of the dynpro with the specified ok-code
    CALL METHOD cl_gui_cfw=>set_new_ok_code( 'DETAIL' ).



  ENDMETHOD.                    "handle_double_click

ENDCLASS.                    "lcl_eventhandler IMPLEMENTATION






START-OF-SELECTION.

  SELECT        * FROM  knb1 INTO TABLE gt_knb1
         WHERE  bukrs  = '1000'.


* Create docking container
  CREATE OBJECT go_docking
    EXPORTING
      parent = cl_gui_container=>screen0
      ratio  = 90
    EXCEPTIONS
      OTHERS = 6.
  IF sy-subrc <> 0.
*   MESSAGE ID SY-MSGID TYPE SY-MSGTY NUMBER SY-MSGNO
*              WITH SY-MSGV1 SY-MSGV2 SY-MSGV3 SY-MSGV4.
  ENDIF.


* Create splitter container
  CREATE OBJECT go_splitter
    EXPORTING
      parent            = go_docking
      rows              = 2
      columns           = 1
*      NO_AUTODEF_PROGID_DYNNR =
*      NAME              =
    EXCEPTIONS
      cntl_error        = 1
      cntl_system_error = 2
      OTHERS            = 3.
  IF sy-subrc <> 0.
*   MESSAGE ID SY-MSGID TYPE SY-MSGTY NUMBER SY-MSGNO
*              WITH SY-MSGV1 SY-MSGV2 SY-MSGV3 SY-MSGV4.
  ENDIF.

* Get cell container
  CALL METHOD go_splitter->get_container
    EXPORTING
      row       = 1
      column    = 1
    RECEIVING
      container = go_cell_top.
  CALL METHOD go_splitter->get_container
    EXPORTING
      row       = 2
      column    = 1
    RECEIVING
      container = go_cell_bottom.

* Create ALV grids
  CREATE OBJECT go_grid1
    EXPORTING
      i_parent = go_cell_top
    EXCEPTIONS
      OTHERS   = 5.
  IF sy-subrc <> 0.
*   MESSAGE ID SY-MSGID TYPE SY-MSGTY NUMBER SY-MSGNO
*              WITH SY-MSGV1 SY-MSGV2 SY-MSGV3 SY-MSGV4.
  ENDIF.


* Set event handler
  SET HANDLER: lcl_eventhandler=>handle_double_click FOR go_grid1.


  CREATE OBJECT go_grid2
    EXPORTING
      i_parent = go_cell_bottom
    EXCEPTIONS
      OTHERS   = 5.
  IF sy-subrc <> 0.
*   MESSAGE ID SY-MSGID TYPE SY-MSGTY NUMBER SY-MSGNO
*              WITH SY-MSGV1 SY-MSGV2 SY-MSGV3 SY-MSGV4.
  ENDIF.


* Display data
  gs_layout-grid_title = 'Customers'.
  CALL METHOD go_grid1->set_table_for_first_display
    EXPORTING
      i_structure_name = 'KNB1'
      is_layout        = gs_layout
    CHANGING
      it_outtab        = gt_knb1
    EXCEPTIONS
      OTHERS           = 4.
  IF sy-subrc <> 0.
*   MESSAGE ID SY-MSGID TYPE SY-MSGTY NUMBER SY-MSGNO
*              WITH SY-MSGV1 SY-MSGV2 SY-MSGV3 SY-MSGV4.
  ENDIF.

  gs_layout-grid_title = 'Customers Details (Sales Areas)'.
  CALL METHOD go_grid2->set_table_for_first_display
    EXPORTING
      i_structure_name = 'KNVV'
      is_layout        = gs_layout
    CHANGING
      it_outtab        = gt_knvv  " empty !!!
    EXCEPTIONS
      OTHERS           = 4.
  IF sy-subrc <> 0.
*   MESSAGE ID SY-MSGID TYPE SY-MSGTY NUMBER SY-MSGNO
*              WITH SY-MSGV1 SY-MSGV2 SY-MSGV3 SY-MSGV4.
  ENDIF.


* Link the docking container to the target dynpro
  CALL METHOD go_docking->link
    EXPORTING
      repid                       = syst-repid
      dynnr                       = '0100'
*      CONTAINER                   =
    EXCEPTIONS
      OTHERS                      = 4.
  IF sy-subrc <> 0.
*   MESSAGE ID SY-MSGID TYPE SY-MSGTY NUMBER SY-MSGNO
*              WITH SY-MSGV1 SY-MSGV2 SY-MSGV3 SY-MSGV4.
  ENDIF.


* NOTE: dynpro does not contain any elements
  CALL SCREEN '0100'.
* Flow logic of dynpro (does not contain any dynpro elements):
*
*PROCESS BEFORE OUTPUT.
*  MODULE STATUS_0100.
**
*PROCESS AFTER INPUT.
*  MODULE USER_COMMAND_0100.



END-OF-SELECTION.

*&---------------------------------------------------------------------*
*&      Module  STATUS_0100  OUTPUT
*&---------------------------------------------------------------------*
*       text
*----------------------------------------------------------------------*
MODULE status_0100 OUTPUT.
  SET PF-STATUS 'STATUS_0100'.  " contains push button "DETAIL"
*  SET TITLEBAR 'xxx'.


* Refresh display of detail ALV list
  CALL METHOD go_grid2->refresh_table_display
*    EXPORTING
*      IS_STABLE      =
*      I_SOFT_REFRESH =
    EXCEPTIONS
      OTHERS         = 2.
  IF sy-subrc <> 0.
*   MESSAGE ID SY-MSGID TYPE SY-MSGTY NUMBER SY-MSGNO
*              WITH SY-MSGV1 SY-MSGV2 SY-MSGV3 SY-MSGV4.
  ENDIF.


ENDMODULE.                 " STATUS_0100  OUTPUT

*&---------------------------------------------------------------------*
*&      Module  USER_COMMAND_0100  INPUT
*&---------------------------------------------------------------------*
*       text
*----------------------------------------------------------------------*
MODULE user_command_0100 INPUT.

  CASE gd_okcode.
    WHEN 'BACK' OR
         'END'  OR
         'CANC'.
      SET SCREEN 0. LEAVE SCREEN.

*   User has pushed button "Display Details"
    WHEN 'DETAIL'.
      PERFORM entry_show_details.

    WHEN OTHERS.
  ENDCASE.

  CLEAR: gd_okcode.

ENDMODULE.                 " USER_COMMAND_0100  INPUT

*&---------------------------------------------------------------------*
*&      Form  ENTRY_SHOW_DETAILS
*&---------------------------------------------------------------------*
*       text
*----------------------------------------------------------------------*
*  -->  p1        text
*  <--  p2        text
*----------------------------------------------------------------------*
FORM entry_show_details .
* define local data
  DATA:
    ld_row      TYPE i,
    ls_knb1     TYPE knb1.

  CALL METHOD go_grid1->get_current_cell
    IMPORTING
      e_row = ld_row.

  READ TABLE gt_knb1 INTO ls_knb1 INDEX ld_row.
  CHECK ( syst-subrc = 0 ).

  SELECT        * FROM  knvv INTO TABLE gt_knvv
         WHERE  kunnr  = ls_knb1-kunnr.



ENDFORM.                    " ENTRY_SHOW_DETAILS

Regards

Uwe

narin_nandivada3 · ‎09-08-2008

Hi,

Check the sample example in the below link...

http://saptechnical.com/Tutorials/ALV/Interactive/oops.htm

Please check the standard program

BCALV_GRID_03

And check this thread for more references...

This would solve your issue..

Good luck

Narin

Former Member · ‎09-08-2008

HI,

for this you need to create a class and in the implementaton part of the class you need handle the event for the double clicl or hotspot click and you need to register the events with set handle keywords ,in the forums we can give you an overview hpw to solve the problem but cannot put on the code even than u cannot understand bcoz everyone wirite the code in thier own style..better for examples you can look at the sap programs like bcalv_edit* or bcalv* there are numorous programs wchih can help you....