click on wxTreeCtrl

[zeroDwa]

what I can use wxTreeCtrl?
when click on the item what happened?
my OnSelChanged id not working.

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class MyTreeCtrl: public wxTreeCtrl
{
public:
MyTreeCtrl(wxWindow *parent, const wxWindowID id,
           const wxPoint& pos, const wxSize& size,
           long style);
 virtual ~MyTreeCtrl(){};
 void OnItemActivated(wxTreeEvent& event);
 void OnSelChanged(wxTreeEvent& event);
 DECLARE_EVENT_TABLE()
};

BEGIN_EVENT_TABLE(MyTreeCtrl, wxTreeCtrl)
    EVT_TREE_SEL_CHANGED(ID_numer, MyTreeCtrl::OnSelChanged)
    EVT_TREE_ITEM_ACTIVATED(ID_numer,MyTreeCtrl::OnItemActivated)
END_EVENT_TABLE()

void MyTreeCtrl::OnItemActivated(wxTreeEvent& event)
{
  printf(wxT("OnItemActivated"));
}

void MyTreeCtrl::OnSelChanged(wxTreeEvent& event)
{
    printf(wxT("OnSelChanged"));
    event.Skip();
}