The following functions, messages, notification messages, macros, and structures apply to all common controls.
Notification Processing
FORWARD_WM_NOTIFY
HANDLE_WM_NOTIFY
NMHDR
Mouse Click Notifications
NM_CLICK
NM_DBLCLK
NM_RCLICK
NM_RDBLCLK
Operation-Related Notifications
Focus Notifications
NM_KILLFOCUS
NM_RETURN
NM_SETFOCUS
Miscellaneous
GetEffectiveClientRect
INDEXTOSTATEIMAGEMASK
InitCommonControls
ShowHideMenuCtl