\twocolitem{{\bf EVT\_TREE\_ITEM\_COLLAPSING(id, func)}}{The item is being collapsed. This can be prevented by calling \helpref{Veto()}{wxnotifyeventveto}.}
\twocolitem{{\bf EVT\_TREE\_ITEM\_EXPANDED(id, func)}}{The item has been expanded.}
\twocolitem{{\bf EVT\_TREE\_ITEM\_EXPANDING(id, func)}}{The item is being expanded. This can be prevented by calling \helpref{Veto()}{wxnotifyeventveto}.}
+\twocolitem{{\bf EVT\_TREE\_ITEM\_RIGHT\_CLICK(id, func)}}{The user has clicked the item with the right mouse button.}
+\twocolitem{{\bf EVT\_TREE\_ITEM\_MIDDLE\_CLICK(id, func)}}{The user has clicked the item with the middle mouse button.}
\twocolitem{{\bf EVT\_TREE\_SEL\_CHANGED(id, func)}}{Selection has changed.}
\twocolitem{{\bf EVT\_TREE\_SEL\_CHANGING(id, func)}}{Selection is changing. This can be prevented by calling \helpref{Veto()}{wxnotifyeventveto}.}
\twocolitem{{\bf EVT\_TREE\_KEY\_DOWN(id, func)}}{A key has been pressed.}
\twocolitem{{\bf EVT\_TREE\_ITEM\_GETTOOLTIP(id, func)}}{The opportunity to set the item tooltip
is being given to the application (call wxTreeEvent::SetToolTip). Windows only.}
+\twocolitem{{\bf EVT\_TREE\_ITEM\_MENU(id, func)}}{The menu key has been pressed, asking for a context menu for the selected item.}
\end{twocollist}
\wxheading{See also}
enumeration on one and the same object simultaneously). The cookie passed to
GetFirstChild and GetNextChild should be the same variable.
-Returns an invalid tree item if there are no further children.
+Returns an invalid tree item (i.e. IsOk() returns {\tt false}) if there are no further children.
\wxheading{See also}