IsExpanded method (DataWindows)
Description
Performs a test to see whether a group in a TreeView DataWindow
with the specified TreeView level is expanded, and whether the group
includes the specified row.
Controls
|
DataWindow type |
Method applies to |
|---|---|
|
PowerBuilder |
DataWindow control |
Syntax
[PowerBuilder]
|
1 |
Boolean <span>dw_control</span>.<span>IsExpanded</span>(long <span>row</span>, long <span>groupLevel</span>) |
|
Argument |
Description |
|---|---|
|
dw_control |
A reference to a TreeView-style DataWindow |
|
row |
The number of the row that belongs to |
|
groupLevel |
The TreeView level of the group |
Return Values
Returns true if the group is expanded and false if
the group is not expanded. IsExpanded also returns false if
the DataWindow is not a TreeView DataWindow or the row or groupLevel is
invalid.
Usage
A TreeView DataWindow has several TreeView level bands (groups)
that can be expanded and collapsed. You can use the IsExpanded method
to test whether or not a group in a TreeView DataWindow is expanded.
Examples
The following example performs a test to determine
whether the group that contains row 3 at TreeView level 2 is expanded:
|
1 |
boolean lb_expanded<br>lb_expanded = dw_treeview.<span>IsExpanded</span>(3,2) |