ON_CONTROL( wNotifyCode, id, memberFxn )
Parameters
wNotifyCode
The notification code of the control.
id
The command ID.
memberFxn
The name of the message-handler function to which the command is mapped.
Remarks
Indicates which function will handle a custom-control notification message. Control notification messages are those sent from a control to its parent window.
There should be exactly one ON_CONTROL macro statement in your message map for every control notification message that must be mapped to a message-handler function.
For more information and examples, seeMessage Handling and Mapping Topics in Visual C++ Programmer’s Guide.
See Also ON_MESSAGE, ON_REGISTERED_MESSAGE