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Grid ALV List Viewer: Display table



 
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PostPosted: Sat Sep 15, 2007 8:34 pm    Post subject: Grid ALV List Viewer: Display table Reply with quote

This tiny program just displays the T001 table using grid control and all its default features.
Used object:
  • cl_gui_alv_grid

Screen 100 is the same as in List of Programs.

Code:
program z_display_table.

*---------------------------------------------------------------------*
*       Constants                                                     *
*---------------------------------------------------------------------*
*---------------------------------------------------------------------*
*       Types                                                         *
*---------------------------------------------------------------------*
*---------------------------------------------------------------------*
*       Data                                                          *
*---------------------------------------------------------------------*
* It is important: this internal table MUST be declared as global
*                  data (not in the fill_grid method), otherwise
*                  some cl_gui_alv_grid buttons will not work.
* ...I don't know why...
    data it_t001 type table of t001.
*---------------------------------------------------------------------*
*       Classes                                                       *
*---------------------------------------------------------------------*
*---------------------------------------------------------------------*
*       Definitions                                                   *
*---------------------------------------------------------------------*
*---------------------------------------------------------------------*
class screen_init definition create private.
  public section.
    class-methods  init_screen.
    methods        constructor.
  private section.
    data           grid     type ref to cl_gui_alv_grid.
    methods        fill_grid.
endclass.
*---------------------------------------------------------------------*
*---------------------------------------------------------------------*
*       Implementations                                               *
*---------------------------------------------------------------------*
*---------------------------------------------------------------------*
class screen_init implementation.
  method init_screen.
    data screen type ref to screen_init.
    create object screen.
  endmethod.
  method constructor.
    create object grid exporting i_parent = cl_gui_container=>screen0.
    call method  me->fill_grid.
  endmethod.
  method fill_grid.
    select * from t001 into table it_t001.
    call method grid->set_table_for_first_display
         exporting i_structure_name = 'T001'
         changing  it_outtab        = it_t001.
  endmethod.
endclass.
*---------------------------------------------------------------------*

*---------------------------------------------------------------------*
*       Program execution                                             *
*---------------------------------------------------------------------*
load-of-program.
  call screen 100.

*---------------------------------------------------------------------*
*       Dialog Modules PBO                                            *
*---------------------------------------------------------------------*
module status_0100 output.
  set pf-status 'SCREEN_100'.
  set titlebar 'TIT_100'.
  call method screen_init=>init_screen.
endmodule.
*---------------------------------------------------------------------*
*       Dialog Modules PAI                                            *
*---------------------------------------------------------------------*
module cancel input.
  leave program.
endmodule.
*----------------------------------------------------------------------*

Source: http://www.geocities.com/victorav15/sapr3/utilities/zvvooa_alv1.txt
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