*&---------------------------------------------------------------------*
*& Report YTEST_OOALV1_DEMO
*&
*&---------------------------------------------------------------------*
*&
*&
*&---------------------------------------------------------------------*
REPORT YTEST_OOALV1_DEMO MESSAGE-ID ZZ .
DATA: IT_FLIGHT TYPE TABLE OF SFLIGHT.
DATA: OK_CODE LIKE SY-UCOMM,
SAVE_OK LIKE SY-UCOMM.
DATA: G_CONTAINER TYPE SCRFNAME VALUE 'CONTROL',
O_DYNDOC_ID TYPE REF TO CL_DD_DOCUMENT,
O_SPLITTER TYPE REF TO CL_GUI_SPLITTER_CONTAINER,
O_PARENT_GRID TYPE REF TO CL_GUI_CONTAINER,
O_PARENT_TOP TYPE REF TO CL_GUI_CONTAINER,
O_HTML_CNTRL TYPE REF TO CL_GUI_HTML_VIEWER.
*----------------------------------------------------------------------*
* CLASS LCL_EVENT_HANDLER DEFINITION
*----------------------------------------------------------------------*
*
*----------------------------------------------------------------------*
CLASS LCL_EVENT_HANDLER DEFINITION .
PUBLIC SECTION .
METHODS:
*Event Handler for Top of page
TOP_OF_PAGE FOR EVENT TOP_OF_PAGE
OF CL_GUI_ALV_GRID
IMPORTING E_DYNDOC_ID.
ENDCLASS. "LCL_EVENT_HANDLER DEFINITION
CLASS LCL_EVENT_HANDLER IMPLEMENTATION.
METHOD TOP_OF_PAGE.
* Top-of-page event
PERFORM EVENT_TOP_OF_PAGE USING O_DYNDOC_ID.
ENDMETHOD. "TOP_OF_PAGE
"top_of_page
ENDCLASS. "LCL_EVENT_HANDLER IMPLEMENTATION
DATA: G_CUSTOM_CONTAINER TYPE REF TO CL_GUI_CUSTOM_CONTAINER,
G_HANDLER TYPE REF TO LCL_EVENT_HANDLER."handler
START-OF-SELECTION.
SELECT * FROM SFLIGHT UP TO 20 ROWS
INTO TABLE IT_FLIGHT.
END-OF-SELECTION.
IF NOT IT_FLIGHT[] IS INITIAL.
CALL SCREEN 100.
ELSE.
MESSAGE I002 WITH 'NO DATA FOR THE SELECTION'(004).
ENDIF.
MODULE STATUS_0100 OUTPUT.
SET PF-STATUS 'STATUS'.
SET TITLEBAR 'TITLE'.
IF G_CUSTOM_CONTAINER IS INITIAL.
PERFORM CREATE_AND_INIT_ALV.
ENDIF.
ENDMODULE. " STATUS_0100 OUTPUT
MODULE USER_COMMAND_0100 INPUT.
CASE SY-UCOMM.
WHEN 'BACK'.
LEAVE TO SCREEN 0.
ENDCASE.
ENDMODULE. " USER_COMMAND_0100 INPUT
FORM CREATE_AND_INIT_ALV .
DATA: G_GRID TYPE REF TO CL_GUI_ALV_GRID.
CREATE OBJECT G_CUSTOM_CONTAINER
EXPORTING
CONTAINER_NAME = G_CONTAINER.
* Create TOP-Document
CREATE OBJECT O_DYNDOC_ID
EXPORTING
STYLE = 'ALV_GRID'.
* Create Splitter for custom_container
CREATE OBJECT O_SPLITTER
EXPORTING
PARENT = G_CUSTOM_CONTAINER
ROWS = 2
COLUMNS = 1.
CALL METHOD O_SPLITTER->GET_CONTAINER
EXPORTING
ROW = 1
COLUMN = 1
RECEIVING
CONTAINER = O_PARENT_TOP.
CALL METHOD O_SPLITTER->GET_CONTAINER
EXPORTING
ROW = 2
COLUMN = 1
RECEIVING
CONTAINER = O_PARENT_GRID.
* Set height for g_parent_html
CALL METHOD O_SPLITTER->SET_ROW_HEIGHT
EXPORTING
ID = 1
HEIGHT = 5.
CREATE OBJECT G_GRID
EXPORTING
I_PARENT = O_PARENT_GRID.
CREATE OBJECT G_HANDLER.
SET HANDLER G_HANDLER->TOP_OF_PAGE FOR G_GRID.
*Calling the Method for ALV output
CALL METHOD G_GRID->SET_TABLE_FOR_FIRST_DISPLAY
EXPORTING
I_STRUCTURE_NAME = 'SFLIGHT'
CHANGING
IT_OUTTAB = IT_FLIGHT[].
CALL METHOD O_DYNDOC_ID->INITIALIZE_DOCUMENT
EXPORTING
BACKGROUND_COLOR = CL_DD_AREA=>COL_TEXTAREA.
* Processing events
CALL METHOD G_GRID->LIST_PROCESSING_EVENTS
EXPORTING
I_EVENT_NAME = 'TOP_OF_PAGE'
I_DYNDOC_ID = O_DYNDOC_ID.
ENDFORM."CREATE_AND_INIT_ALV
FORM EVENT_TOP_OF_PAGE USING DG_DYNDOC_ID TYPE REF TO CL_DD_DOCUMENT.
DATA : DL_TEXT(255) TYPE C. "Text
CALL METHOD DG_DYNDOC_ID->ADD_TEXT
EXPORTING
TEXT = 'Flight Details'
SAP_STYLE = CL_DD_AREA=>HEADING
SAP_FONTSIZE = CL_DD_AREA=>LARGE
SAP_COLOR = CL_DD_AREA=>LIST_HEADING_INT.
CALL METHOD DG_DYNDOC_ID->ADD_GAP
EXPORTING
WIDTH = 200.
CALL METHOD O_DYNDOC_ID->ADD_PICTURE
EXPORTING
PICTURE_ID = 'ENJOYSAP_LOGO'.
* Add new-line CALL METHOD DG_DYNDOC_ID->NEW_LINE.
CALL METHOD DG_DYNDOC_ID->NEW_LINE.
CLEAR : DL_TEXT.
* program ID
DL_TEXT = 'Program Name :'.
CALL METHOD DG_DYNDOC_ID->ADD_GAP.
CALL METHOD O_DYNDOC_ID->ADD_TEXT
EXPORTING
TEXT = DL_TEXT
SAP_EMPHASIS = CL_DD_AREA=>HEADING
SAP_COLOR = CL_DD_AREA=>LIST_HEADING_INT.
CLEAR DL_TEXT.
DL_TEXT = SY-REPID.
CALL METHOD O_DYNDOC_ID->ADD_TEXT
EXPORTING
TEXT = DL_TEXT
SAP_EMPHASIS = CL_DD_AREA=>HEADING
SAP_COLOR = CL_DD_AREA=>LIST_NEGATIVE_INV.
* Add new-line
CALL METHOD DG_DYNDOC_ID->NEW_LINE.
CLEAR : DL_TEXT.
CLEAR : DL_TEXT.
* program ID
DL_TEXT = 'User Name :'.
CALL METHOD DG_DYNDOC_ID->ADD_GAP.
CALL METHOD O_DYNDOC_ID->ADD_TEXT
EXPORTING
TEXT = DL_TEXT
SAP_EMPHASIS = CL_DD_AREA=>HEADING
SAP_COLOR = CL_DD_AREA=>LIST_HEADING_INT.
CLEAR DL_TEXT.
DL_TEXT = SY-UNAME.
CALL METHOD O_DYNDOC_ID->ADD_TEXT
EXPORTING
TEXT = DL_TEXT
SAP_EMPHASIS = CL_DD_AREA=>HEADING
SAP_COLOR = CL_DD_AREA=>LIST_NEGATIVE_INV.
* Add new-line
CALL METHOD DG_DYNDOC_ID->NEW_LINE.
CLEAR : DL_TEXT.
* Run Date
DL_TEXT = 'Run Date :'.
CALL METHOD DG_DYNDOC_ID->ADD_GAP.
CALL METHOD O_DYNDOC_ID->ADD_TEXT
EXPORTING
TEXT = DL_TEXT
SAP_EMPHASIS = CL_DD_AREA=>HEADING
SAP_COLOR = CL_DD_AREA=>LIST_HEADING_INT.
CLEAR DL_TEXT.
* Move date
WRITE SY-DATUM TO DL_TEXT.
CALL METHOD O_DYNDOC_ID->ADD_TEXT
EXPORTING
TEXT = DL_TEXT
SAP_EMPHASIS = CL_DD_AREA=>HEADING
SAP_COLOR = CL_DD_AREA=>LIST_NEGATIVE_INV.
* Add new-line
CALL METHOD DG_DYNDOC_ID->NEW_LINE.
CLEAR : DL_TEXT.
*TimeDL_TEXT = 'Time :'.
CALL METHOD DG_DYNDOC_ID->ADD_GAP.
CALL METHOD O_DYNDOC_ID->ADD_TEXT
EXPORTING
TEXT = DL_TEXT
SAP_EMPHASIS = CL_DD_AREA=>HEADING
SAP_COLOR = CL_DD_AREA=>LIST_HEADING_INT.
CLEAR DL_TEXT.
* Move time
WRITE SY-UZEIT TO DL_TEXT.
CALL METHOD O_DYNDOC_ID->ADD_TEXT
EXPORTING
TEXT = DL_TEXT
SAP_EMPHASIS = CL_DD_AREA=>HEADING
SAP_COLOR = CL_DD_AREA=>LIST_NEGATIVE_INV.
* Add new-line
CALL METHOD DG_DYNDOC_ID->NEW_LINE.
PERFORM DISPLAY.
ENDFORM. " EVENT_TOP_OF_PAGE
FORM DISPLAY.
* Creating html control
IF O_HTML_CNTRL IS INITIAL.
CREATE OBJECT O_HTML_CNTRL
EXPORTING
PARENT = O_PARENT_TOP.
ENDIF.
CALL METHOD O_DYNDOC_ID->MERGE_DOCUMENT.
O_DYNDOC_ID->HTML_CONTROL = O_HTML_CNTRL.
* Display document
CALL METHOD O_DYNDOC_ID->DISPLAY_DOCUMENT
EXPORTING
REUSE_CONTROL = 'X'
PARENT = O_PARENT_TOP
EXCEPTIONS
HTML_DISPLAY_ERROR = 1.
IF SY-SUBRC NE 0.
MESSAGE I999 WITH 'Error in displaying top-of-page'(036).
ENDIF.
ENDFORM. "TOP_OF_PAGE" display
来源：CSDN
作者：o^ ?^o
链接：https://blog.csdn.net/willieyuan/article/details/103995377