+ // common part of all ctors
+ void Init()
+ {
+ m_isCurrent =
+ m_isPressed = false;
+ }
+
+ // focus event handler: calls GTKUpdateBitmap()
+ void GTKOnFocus(wxFocusEvent& event);
+
+ // update the bitmap to correspond to the current button state
+ void GTKUpdateBitmap();
+
+ // return the current button state from m_isXXX flags (which means that it
+ // might not correspond to the real current state as e.g. m_isCurrent will
+ // never be true if we don't have a valid current bitmap)
+ State GTKGetCurrentState() const;
+
+ // show the given bitmap (must be valid)
+ void GTKDoShowBitmap(const wxBitmap& bitmap);
+
+
+ // the bitmaps for the different state of the buttons, all of them may be
+ // invalid and the button only shows a bitmap at all if State_Normal bitmap
+ // is valid
+ wxBitmap m_bitmaps[State_Max];
+
+ // true iff mouse is currently over the button
+ bool m_isCurrent;
+
+ // true iff the button is in pressed state
+ bool m_isPressed;
+
+