Scrolls a multiline edit control or the edit control of a DataWindow a specified number of lines up or down.
DataWindow, MultiLineEdit, and RichTextEdit controls
editname.Scroll ( number )
Argument |
Description |
|---|---|
editname |
The name of the DataWindow, RichTextEdit, or MultiLineEdit in which you want to scroll up or down. If editname is a DataWindow, then Scroll affects its edit control. |
number |
A long specifying the direction and number of lines you want to scroll. To scroll down, use a positive long value. To scroll up, use a negative long value. |
Long. For RichTextEdit controls, Scroll returns 1 if it succeeds. For other controls, Scroll returns the line number of the first visible line in editname if it succeeds. Scroll returns -1 if an error occurs. If any argument’s value is null, Scroll returns null.
If the number of lines left in the list is less than the number of lines that you want to scroll, then Scroll scrolls to the beginning or end, depending on the direction specified.
This statement scrolls mle_Employee down 4 lines:
mle_Employee.Scroll(4)
This statement scrolls mle_Employee up 4 lines:
mle_Employee.Scroll(-4)
The following functions implement scrolling in a DataWindow or a RichTextEdit:
