Scroll method (DataWindows)

Description

Scrolls the edit control of a DataWindow a specified number
of lines up or down.

Controls

DataWindow type	Method applies to
PowerBuilder	DataWindow control
Web ActiveX	DataWindow control

Syntax

Argument	Description
dwcontrol	A reference to a DataWindow control. Scroll affects the edit control of the DataWindow.
number	A value specifying the direction and number of lines you want to scroll. To scroll down, use a positive value. To scroll up, use a negative value.

Return Values

Scroll returns the line number of the first
visible line in dwcontrol 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 will
scroll to the beginning or end, depending on the direction specified.

Examples

See Also

The following related methods implement scrolling in a DataWindow
or a PowerBuilder RichTextEdit control:

• ScrollNextPage

• ScrollNextRow

• ScrollPriorPage

• ScrollPriorRow

• ScrollToRow

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