Line :: expanded - Expanded property
In a tree, an item which has got sub items, might be expanded or collapsed. The property is true , when sub items are visible (expanded) and false , when sub-items are hidden.
Return value: State of function return ( bool )
A State true indicates, that the function was executed successfully. Otherwise state is false .
Implementation overview
- Get expanded state
Line :: expanded (  ) - Change expanded state
Line :: expanded ( bState )
Implementation details
- to list
-
Change expanded state
bool Line  :: expanded ( bool bState )
When passing true in bState , the the attached list item will be expanded and sub items become visible. When passing false in bState , the item collapse and sub items become invisible.
When no list item is attached to the line, the function throws an exception.
- bState
- State of function return
A State true indicates, that the function was executed successfully. Otherwise state is false .
to list
- bState
- State of function return