SetFirstVisible
PowerScript function
Description
Sets the specified item as the first visible item in a TreeView
control.
Applies to
TreeView controls
Syntax
|
1 |
treeviewname.SetFirstVisible ( itemhandle ) |
|
Argument |
Description |
|---|---|
|
treeviewname |
The TreeView control in which you want to identify an item |
|
itemhandle |
The handle of the item you are identifying as the first |
Return value
Integer.
Returns 1 if it succeeds and -1 if an error occurs.
Usage
Use to give focus to the TreeView item specified by the itemhandle
and scroll it to the top of the TreeView control (or as close to the top
as the item list allows; if the item is the last item in a TreeView
control, for example, it cannot scroll to the top of the control).
Examples
This example sets the current TreeView item as the first item
visible in a TreeView control:
|
1 2 3 4 5 6 7 8 9 |
long ll_tvi int li_tvret ll_tvi = tv_list.FindItem(CurrentTreeItem! , 0) li_tvret = tv_list.SetFirstVisible(ll_tvi) IF li_tvret = -1 THEN MessageBox("Warning!" , "Didn't Work") END IF |
See also