WinLib.MessageMonitor.WindowMessage - charonn0/WinLib GitHub Wiki

#WinLib.MessageMonitor.WindowMessage

##Event Signature

    Event Function WindowMessage(HWND As WindowRef, Message As Integer, WParam As Ptr, LParam As Ptr) As Boolean

##Parameters

Name Type Comment
HWND WindowRef A reference to the receiving window
Message Integer The Window Message ID. Either a system constant or registered window message.
WParam Ptr Varies depending on the specific Message ID number; may be Nil.
LParam Ptr Varies depending on the specific Message ID number; may be Nil.

##Return Value Return True if you handled the message and neither Windows nor the runtime should attempt default processing.

##Notes This event is raised by the WndProc method.

Raised for every window message matching any message ID added to the filter using AddMessageFilter and not subsequently removed with RemoveMessageFilter

##See also