topic alv in Application Development and Automation Discussions

alv

Former Member — Fri, 07 Sep 2007 12:40:57 GMT

what are the event in alv

Re: alv

Former Member — Fri, 07 Sep 2007 12:42:00 GMT

Hi,

Events in alv and their FM The main events in alv and their FM and why we use these:

1. SLIS_PRINT_ALV.

2. SLIS_T_LISTHEADER.

3. SLIS_T_EVENT.

4. SLIS_T_SORTINFO_ALV.

5. SLIS_T_LAYOUT_ALV.

6. SLIS_T_FIELDCAT_ALV.

and in classic reports what is the sequence of events: === Events are

At selection-screen output.

Initialization.

At selection-screen on field

At selection-screen on end of field

At selection-screen on Radiobutton Group R1. (If you have any radio buttons)

At selection-screen on block b1. (If you have any blocks)

Start-of-selection.

Get node. (if the data is retreived from a logical database)

Get node late. (if the data is retreived from a logical database)

Top-of-page. (if the write statement is in the end-of-selection event or we can say that before the first write statement)

end-of-selection.

and fuction modules are

LISTHEADER - Is used to print the header information in the ALV List. Name, Date, Time, ALV Name and other details are called as Header information. EVENT - Basically this is the FM to handle Event's. When the user needs to do some event operation like when double clicking the a particular field we need to perform some operation. These events are captured by this FM. LAYOUT - This FM is used to define the layout of the List. There are many options available in this FM to define the Layout style. FIELDCAT - These are used to populate the List header. We can change them according to our req.

User-defined Text Output Event

Application

print_end_of_list

Define output text to be printed at the end of the entire list

print_top_of_list

Define output text to be printed at the beginning of the entire list

print_end_of_page

Define output text to be printed at the end of each page

print_top_of_page

Define output text to be printed at the beginning of each page

subtotal_text

Define self-defined subtotals texts

Mouse-controlled Actions in the Grid Control Event

Application

button_click

Query a click on a pushbutton in the ALV Grid Control

double_click

Query a double-click on a cell of the ALV Grid control

hotspot_click

Query a hotspot click on columns defined for this purpose in advance

onDrag

Collect information when elements of the ALV Grid Control are dragged

onDrop

Process information when elements of the ALV Grid Control are dropped

onDropComplete

Perform final actions after successful Drag&Drop

onDropGetFlavor

Distinguish between options for Drag&Drop behavior

Processing of Self-defined and Standard Functions Event

Application

before_user_command

Query self-defined and standard function codes

user_command

Query self-defined function codes

after_user_command

Query self-defined and standard function codes

Definition of Self-defined Functions Event

Application

toolbar

Change, delete or add GUI elements in the toolbar

menu_button

Define menus for menu buttons in the toolbar

context_menu_request

Change context menu

onf1

Define self-defined F1 help

All of these can be found under type group SLIS.

Events

SLIS_EV_ITEM_DATA_EXPAND TYPE SLIS_FORMNAME VALUE 'ITEM_DATA_EXPAND',

SLIS_EV_REPREP_SEL_MODIFY TYPE SLIS_FORMNAME VALUE 'REPREP_SEL_MODIFY', SLIS_EV_CALLER_EXIT_AT_START TYPE SLIS_FORMNAME VALUE 'CALLER_EXIT',

SLIS_EV_USER_COMMAND TYPE SLIS_FORMNAME VALUE 'USER_COMMAND',

SLIS_EV_TOP_OF_PAGE TYPE SLIS_FORMNAME VALUE 'TOP_OF_PAGE',

SLIS_EV_DATA_CHANGED TYPE SLIS_FORMNAME VALUE 'DATA_CHANGED',

SLIS_EV_TOP_OF_COVERPAGE TYPE SLIS_FORMNAME VALUE 'TOP_OF_COVERPAGE',

SLIS_EV_END_OF_COVERPAGE TYPE SLIS_FORMNAME VALUE 'END_OF_COVERPAGE',

SLIS_EV_FOREIGN_TOP_OF_PAGE TYPE SLIS_FORMNAME

VALUE 'FOREIGN_TOP_OF_PAGE', SLIS_EV_FOREIGN_END_OF_PAGE TYPE SLIS_FORMNAME

VALUE 'FOREIGN_END_OF_PAGE',

SLIS_EV_PF_STATUS_SET TYPE SLIS_FORMNAME VALUE 'PF_STATUS_SET',

SLIS_EV_LIST_MODIFY TYPE SLIS_FORMNAME VALUE 'LIST_MODIFY',

SLIS_EV_TOP_OF_LIST TYPE SLIS_FORMNAME VALUE 'TOP_OF_LIST',

SLIS_EV_END_OF_PAGE TYPE SLIS_FORMNAME VALUE 'END_OF_PAGE',

SLIS_EV_END_OF_LIST TYPE SLIS_FORMNAME VALUE 'END_OF_LIST',

SLIS_EV_AFTER_LINE_OUTPUT TYPE SLIS_FORMNAME VALUE 'AFTER_LINE_OUTPUT', SLIS_EV_BEFORE_LINE_OUTPUT TYPE SLIS_FORMNAME VALUE 'BEFORE_LINE_OUTPUT',

SLIS_EV_SUBTOTAL_TEXT TYPE SLIS_FORMNAME VALUE 'SUBTOTAL_TEXT'.

Regards

Sudheer

Re: alv

uwe_schieferstein — Fri, 07 Sep 2007 13:24:58 GMT

Hello Kiran

If you are programming ALV lists then you should use the OO-approach (class CL_GUI_ALV_GRID). Here we have the following events:

ONF1	On Help Request
ONF4	On Value Request
DATA_CHANGED	Data was Changed
ONDROPGETFLAVOR	Multiple Flavors Possible at a Drop
ONDRAG	For Drag Source
ONDROP	For Drop Target
ONDROPCOMPLETE	For Drag Source in Case of Success
SUBTOTAL_TEXT	Edit Subtotals Text
BEFORE_USER_COMMAND	Before User Command
USER_COMMAND	User Command
AFTER_USER_COMMAND	After User Command
DOUBLE_CLICK	DoubleClick
DELAYED_CALLBACK	Delayed Callback
DELAYED_CHANGED_SEL_CALLBACK	DELAYED_CHANGED_SEL_CALLBACK
PRINT_TOP_OF_PAGE	Print Mode: TOP_OF_PAGE in List Processing
PRINT_TOP_OF_LIST	Print Mode: TOP_OF_LIST of Classic ALV
PRINT_END_OF_PAGE	Print Mode: END_OF_PAGE in List Processing
PRINT_END_OF_LIST	Print Mode: END_OF_LIST of Classic ALV
TOP_OF_PAGE	Top_of_page
CONTEXT_MENU_REQUEST	Context Menu
MENU_BUTTON	Menu Button
TOOLBAR	Toolbar
HOTSPOT_CLICK	Hotspot was Selected
END_OF_LIST	End_of_list
AFTER_REFRESH	After List Refresh
BUTTON_CLICK	Button Click
DATA_CHANGED_FINISHED	Data in the Output Table was Updated

Regards

Uwe

Re: alv

Former Member — Fri, 07 Sep 2007 14:03:15 GMT

Hi,

was you interested to know wich events are available for the ALV or what events are at all?

Regards,

Gianpietro

Re: alv

Former Member — Sat, 08 Sep 2007 09:15:22 GMT

The main events in alv and their significance:

1. SLIS_PRINT_ALV. to print ALV report

2. SLIS_T_LISTHEADER. Is used to print the header information in the ALV List. Name, Date, Time, ALV Name and other details are called as Header information.

3. SLIS_T_EVENT. Basically this is the FM to handle Event's. When the user needs to do some event operation like when double clicking the a particular field we need to perform some operation. These events are captured by this FM.

4. SLIS_T_SORTINFO_ALV.

5. SLIS_T_LAYOUT_ALV. This FM is used to define the layout of the List. There are many options available in this FM to define the Layout style.

6. SLIS_T_FIELDCAT_ALV. These are used to populate the List header. We can change them according to our req.

User-defined Text Output Event

Application

print_end_of_list

Define output text to be printed at the end of the entire list

print_top_of_list

Define output text to be printed at the beginning of the entire list

print_end_of_page

Define output text to be printed at the end of each page

print_top_of_page

Define output text to be printed at the beginning of each page

subtotal_text

Define self-defined subtotals texts

Mouse-controlled Actions in the Grid Control Event

Application

button_click

Query a click on a pushbutton in the ALV Grid Control

double_click

Query a double-click on a cell of the ALV Grid control

hotspot_click

Query a hotspot click on columns defined for this purpose in advance

onDrag

Collect information when elements of the ALV Grid Control are dragged

onDrop

Process information when elements of the ALV Grid Control are dropped

onDropComplete

Perform final actions after successful Drag&Drop

onDropGetFlavor

Distinguish between options for Drag&Drop behavior