// Structs and types only - functions use LibraryImport for AOT compatibility
NOTIFYICONDATAW
NOTIFY_ICON_MESSAGE
NOTIFY_ICON_DATA_FLAGS
MENU_ITEM_FLAGS
TRACK_POPUP_MENU_FLAGS

// Window message constants (used by TrayIconService)
WM_USER
WM_COMMAND
WM_RBUTTONUP
WM_LBUTTONUP
WM_LBUTTONDBLCLK
WM_WINDOWPOSCHANGING

// COM wait flags for single instance redirection (constants only)
CWMO_FLAGS
