+ virtual wxSize DoGetSizeFromTextSize(int xlen, int ylen = -1) const;
+
+ // Show or hide the popup part of the control.
+ void MSWDoPopupOrDismiss(bool show);
+
+ // update the height of the drop down list to fit the number of items we
+ // have (without changing the visible height)
+ void MSWUpdateDropDownHeight();
+
+ // set the height of the visible part of the control to m_heightOwn
+ void MSWUpdateVisibleHeight();
+
+ // Call GetComboBoxInfo() and return false if it's not supported by this
+ // system. Notice that the caller must initialize info.cbSize.
+ bool MSWGetComboBoxInfo(tagCOMBOBOXINFO* info) const;
+
+ // create and initialize the control
+ bool CreateAndInit(wxWindow *parent, wxWindowID id,
+ const wxPoint& pos,
+ const wxSize& size,
+ int n, const wxString choices[],
+ long style,
+ const wxValidator& validator,
+ const wxString& name);