WinLib.MessageMonitor.WindowMessage

#WinLib.MessageMonitor.WindowMessage

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

##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

The values of WParam and LParam vary depending on the specific Message ID number and even may be Nil. HWND is a handle to the parent window.

##See also

• WndProc
• DefWindowProc