Scroll
PowerScript function
Description
Scrolls a multiline edit control or the edit control of a DataWindow
a specified number of lines up or down.
Applies to
DataWindow, MultiLineEdit, and RichTextEdit controls
Syntax
|
1 |
editname.Scroll ( number ) |
|
Argument |
Description |
|---|---|
|
editname |
The name of the DataWindow, RichTextEdit, or MultiLineEdit |
|
number |
A long specifying the direction and number of lines you |
Return 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.
Usage
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.
Examples
This statement scrolls mle_Employee down 4 lines:
|
1 |
mle_Employee.Scroll(4) |
This statement scrolls mle_Employee up 4 lines:
|
1 |
mle_Employee.Scroll(-4) |
See also
The following functions implement scrolling in a DataWindow or a
RichTextEdit: