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	1	\section{\class{wxTreeEvent}}\label{wxtreeevent}
	2
	3	A tree event holds information about events associated with wxTreeCtrl objects.
	4
	5	\wxheading{Derived from}
	6
	7	\helpref{wxNotifyEvent}{wxnotifyevent}\\
	8	\helpref{wxCommandEvent}{wxcommandevent}\\
	9	\helpref{wxEvent}{wxevent}\\
	10	\helpref{wxObject}{wxobject}
	11
	12	\wxheading{Include files}
	13
	14	<wx/treectrl.h>
	15
	16	\wxheading{Event table macros}
	17
	18	To process input from a tree control, use these event handler macros to direct input to member
	19	functions that take a wxTreeEvent argument.
	20
	21	\twocolwidtha{9cm}
	22	\begin{twocollist}\itemsep=0pt
	23	\twocolitem{{\bf EVT\_TREE\_BEGIN\_DRAG(id, func)}}{The user has started dragging an item with the left mouse button.}
	24	\twocolitem{{\bf EVT\_TREE\_BEGIN\_RDRAG(id, func)}}{The user has started dragging an item with the right mouse button.}
	25	\twocolitem{{\bf EVT\_TREE\_BEGIN\_LABEL\_EDIT(id, func)}}{Begin editing a label. This can be prevented by calling \helpref{Veto()}{wxnotifyeventveto}.}
	26	\twocolitem{{\bf EVT\_TREE\_END\_DRAG(id, func)}}{The user has released the mouse after dragging an item.}
	27	\twocolitem{{\bf EVT\_TREE\_END\_LABEL\_EDIT(id, func)}}{The user has finished editing a label. This can be prevented by calling \helpref{Veto()}{wxnotifyeventveto}.}
	28	\twocolitem{{\bf EVT\_TREE\_DELETE\_ITEM(id, func)}}{A tree item has been deleted.}
	29	% thy're not very (or at all) useful currently
	30	%\twocolitem{{\bf EVT\_TREE\_GET\_INFO(id, func)}}{Request information from the application.}
	31	%\twocolitem{{\bf EVT\_TREE\_SET\_INFO(id, func)}}{Information is being supplied.}
	32	\twocolitem{{\bf EVT\_TREE\_ITEM\_ACTIVATED(id, func)}}{An item has been activated (e.g. double clicked).}
	33	\twocolitem{{\bf EVT\_TREE\_ITEM\_COLLAPSED(id, func)}}{The item has been collapsed.}
	34	\twocolitem{{\bf EVT\_TREE\_ITEM\_COLLAPSING(id, func)}}{The item is being collapsed. This can be prevented by calling \helpref{Veto()}{wxnotifyeventveto}.}
	35	\twocolitem{{\bf EVT\_TREE\_ITEM\_EXPANDED(id, func)}}{The item has been expanded.}
	36	\twocolitem{{\bf EVT\_TREE\_ITEM\_EXPANDING(id, func)}}{The item is being expanded. This can be prevented by calling \helpref{Veto()}{wxnotifyeventveto}.}
	37	\twocolitem{{\bf EVT\_TREE\_ITEM\_RIGHT\_CLICK(id, func)}}{The user has clicked the item with the right mouse button.}
	38	\twocolitem{{\bf EVT\_TREE\_ITEM\_MIDDLE\_CLICK(id, func)}}{The user has clicked the item with the middle mouse button.}
	39	\twocolitem{{\bf EVT\_TREE\_KEY\_DOWN(id, func)}}{A key has been pressed.}
	40	\twocolitem{{\bf EVT\_TREE\_SEL\_CHANGED(id, func)}}{Selection has changed.}
	41	\twocolitem{{\bf EVT\_TREE\_SEL\_CHANGING(id, func)}}{Selection is changing. This can be prevented by calling \helpref{Veto()}{wxnotifyeventveto}.}
	42	\end{twocollist}%
	43
	44	\wxheading{See also}
	45
	46	\helpref{wxTreeCtrl}{wxtreectrl}
	47
	48	\latexignore{\rtfignore{\wxheading{Members}}}
	49
	50	\membersection{wxTreeEvent::wxTreeEvent}
	51
	52	\func{}{wxTreeEvent}{\param{WXTYPE }{commandType = 0}, \param{int }{id = 0}}
	53
	54	Constructor.
	55
	56	\membersection{wxTreeEvent::GetCode}
	57
	58	\constfunc{int}{GetCode}{}
	59
	60	Returns the key code if the event was is a key event. Use
	61	\helpref{GetKeyEvent}{wxtreeeventgetkeyevent} to get the values of the
	62	modifier keys for this event (i.e. Shift or Ctrl).
	63
	64	\membersection{wxTreeEvent::GetItem}
	65
	66	\constfunc{wxTreeItemId}{GetItem}{}
	67
	68	Returns the item (valid for all events).
	69
	70	\membersection{wxTreeEvent::GetKeyEvent}\label{wxtreeeventgetkeyevent}
	71
	72	\constfunc{const wxKeyEvent\&}{GetKeyEvent}{}
	73
	74	Returns the key event for {\tt EVT\_TREE\_KEY\_DOWN} events.
	75
	76	\membersection{wxTreeEvent::GetLabel}
	77
	78	\constfunc{const wxString\&}{GetLabel}{}
	79
	80	Returns the label if the event was a begin or end edit label event.
	81
	82	\membersection{wxTreeEvent::GetOldItem}
	83
	84	\constfunc{wxTreeItemId}{GetOldItem}{}
	85
	86	Returns the old item index (valid for EVT\_TREE\_ITEM\_CHANGING and CHANGED events)
	87
	88	\membersection{wxTreeEvent::GetPoint()}
	89
	90	\constfunc{wxPoint}{GetPoint}{}
	91
	92	Returns the position of the mouse pointer if the event is a drag event.
	93