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<HTML>
<head><title>wxTreeEvent</title></head>
<BODY BGCOLOR=#FFFFFF>
<A NAME="wxtreeevent"></A><CENTER>
<A HREF="wx.htm"><img align=center src="contents.gif" BORDER=0 ALT="Contents"></A> <A HREF="wx22.htm#classref"><img align=center src="up.gif" BORDER=0 ALT="Up"></A> <A HREF="wx251.htm#wxtreeitemdata"><img align=center src="back.gif" BORDER=0 ALT="Previous"></A> <A HREF="wx253.htm#wxupdateuievent"><img align=center src="forward.gif" BORDER=0 ALT="Next"></A> </CENTER><HR>
<H2>wxTreeEvent</H2>
<P>
A tree event holds information about events associated with wxTreeCtrl objects.<P>
<B><FONT COLOR="#FF0000">Derived from</FONT></B><P>
<A HREF="wx52.htm#wxcommandevent">wxCommandEvent</A><BR>
<A HREF="wx84.htm#wxevent">wxEvent</A><BR>
<A HREF="wx158.htm#wxobject">wxObject</A><P>
<B><FONT COLOR="#FF0000">Include files</FONT></B><P>
<wx/treectrl.h><P>
<B><FONT COLOR="#FF0000">Event table macros</FONT></B><P>
To process input from a tree control, use these event handler macros to direct input to member
functions that take a wxTreeEvent argument.<P>
<TABLE>
<TR><TD VALIGN=TOP>
<B>EVT_TREE_BEGIN_DRAG(id, func)</B>
</TD>
<TD VALIGN=TOP>
Begin dragging with the left mouse button.
</TD></TR>
<TR><TD VALIGN=TOP>
<B>EVT_TREE_BEGIN_RDRAG(id, func)</B>
</TD>
<TD VALIGN=TOP>
Begin dragging with the right mouse button.
</TD></TR>
<TR><TD VALIGN=TOP>
<B>EVT_TREE_BEGIN_LABEL_EDIT(id, func)</B>
</TD>
<TD VALIGN=TOP>
Begin editing a label.
</TD></TR>
<TR><TD VALIGN=TOP>
<B>EVT_TREE_END_LABEL_EDIT(id, func)</B>
</TD>
<TD VALIGN=TOP>
Finish editing a label.
</TD></TR>
<TR><TD VALIGN=TOP>
<B>EVT_TREE_DELETE_ITEM(id, func)</B>
</TD>
<TD VALIGN=TOP>
Delete an item.
</TD></TR>
<TR><TD VALIGN=TOP>
<B>EVT_TREE_GET_INFO(id, func)</B>
</TD>
<TD VALIGN=TOP>
Request information from the application.
</TD></TR>
<TR><TD VALIGN=TOP>
<B>EVT_TREE_SET_INFO(id, func)</B>
</TD>
<TD VALIGN=TOP>
Information is being supplied.
</TD></TR>
<TR><TD VALIGN=TOP>
<B>EVT_TREE_ITEM_EXPANDED(id, func)</B>
</TD>
<TD VALIGN=TOP>
Parent has been expanded.
</TD></TR>
<TR><TD VALIGN=TOP>
<B>EVT_TREE_ITEM_EXPANDING(id, func)</B>
</TD>
<TD VALIGN=TOP>
Parent is being expanded.
</TD></TR>
<TR><TD VALIGN=TOP>
<B>EVT_TREE_SEL_CHANGED(id, func)</B>
</TD>
<TD VALIGN=TOP>
Selection has changed.
</TD></TR>
<TR><TD VALIGN=TOP>
<B>EVT_TREE_SEL_CHANGING(id, func)</B>
</TD>
<TD VALIGN=TOP>
Selection is changing.
</TD></TR>
<TR><TD VALIGN=TOP>
<B>EVT_TREE_KEY_DOWN(id, func)</B>
</TD>
<TD VALIGN=TOP>
A key has been pressed.
</TD></TR>
</TABLE>
<B><FONT COLOR="#FF0000">See also</FONT></B><P>
<A HREF="wx250.htm#wxtreectrl">wxTreeCtrl</A><P>
<B><FONT COLOR="#FF0000">Members</FONT></B><P>
<A HREF="#topic986">wxTreeEvent::wxTreeEvent</A><BR>
<A HREF="#topic987">wxTreeEvent::m_code</A><BR>
<A HREF="#topic988">wxTreeEvent::m_itemIndex</A><BR>
<A HREF="#topic989">wxTreeEvent::m_oldItem</A><BR>
<A HREF="#topic990">wxTreeEvent::m_pointDrag</A><BR>
<P>
<HR>
<A NAME="topic986"></A>
<H3>wxTreeEvent::wxTreeEvent</H3>
<P>
<B></B> <B>wxTreeEvent</B>(<B>WXTYPE </B><I>commandType = 0</I>, <B>int </B><I>id = 0</I>)<P>
Constructor.<P>
<HR>
<A NAME="topic987"></A>
<H3>wxTreeEvent::m_code</H3>
<P>
int m_code<P>
Key code if the event is a keypress event.<P>
<HR>
<A NAME="topic988"></A>
<H3>wxTreeEvent::m_itemIndex</H3>
<P>
wxTreeItem m_item<P>
The item.<P>
<HR>
<A NAME="topic989"></A>
<H3>wxTreeEvent::m_oldItem</H3>
<P>
long m_oldItem<P>
The old item index.<P>
<HR>
<A NAME="topic990"></A>
<H3>wxTreeEvent::m_pointDrag</H3>
<P>
wxPoint m_pointDrag<P>
The position of the mouse pointer if the event is a drag event.<P>
</BODY></HTML>
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