+protected:
+ // common part of all ctors
+ void Init()
+ {
+ m_disabledSetByUser =
+ m_hoverSetByUser = false;
+ }
+
+ // reimplement some base class virtuals
+ virtual wxSize DoGetBestSize() const;
+
+ // invalidate m_brushDisabled when system colours change
+ void OnSysColourChanged(wxSysColourChangedEvent& event);
+
+ // change the currently bitmap if we have a hover one
+ void OnMouseEnterOrLeave(wxMouseEvent& event);
+
+
+ // the brush we use to draw disabled buttons
+ wxBrush m_brushDisabled;
+
+ // true if m_bmpDisabled was set by user, false if we created it ourselves
+ // from m_bmpNormal
+ bool m_disabledSetByUser;
+
+ // true if m_bmpHover was set by user, false if it was set from m_bmpFocus
+ bool m_hoverSetByUser;
+
+
+ DECLARE_EVENT_TABLE()
+ DECLARE_DYNAMIC_CLASS_NO_COPY(wxBitmapButton)