bool m_acceptsFocus:1; // true if not static
bool m_hasFocus:1; // true if == FindFocus()
bool m_isScrolling:1; // dragging scrollbar thumb?
bool m_acceptsFocus:1; // true if not static
bool m_hasFocus:1; // true if == FindFocus()
bool m_isScrolling:1; // dragging scrollbar thumb?