Added TREE_ITEM_MENU event that gets sent if the

user hits the "Menu" key on the newer keyboards.
   So far generic control only.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@31148 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

docs/latex/wx/treectrl.tex

@@ -93,6 +93,7 @@ functions that take a \helpref{wxTreeEvent}{wxtreeevent} argument.
 \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}