MSG-LOAD-ON-DEMAND
This event is fired when the threshold indicated by the Lod-Threshold property is reached.
The program should load new records in the Grid in response to this event.
The EVENT-DATA-1 data item provides information on the action that triggered the event. Possible values, defined in isgui.def, are:
Value
Constat in isgui.def
Description
1
grlod-arrow-down-key
The down arrow key was pressed
2
grlod-page-down-key
The Pag Down key was pressed
3
grlod-ctrl-end-key
The Ctrl-End key combination was pressed
4
grlod-scroll-bar-drag
The vertical scroll-bar was dragged to the bottom of the Grid
5
grlod-tab-key
The Tab key was pressed and the Grid has the Use-Tab style
Setting EVENT-ACTION to EVENT-ACTION-COMPLETE prevents the cursor for being moved on the Grid and doesn’t fire a MSG-GOTO-CELL event.