Hello experts,

I have a number of pushbuttons that I want to (eventually) respond to the same function, but I want to somehow signal the function to recognize which button was pushed.

Is there a way I could do this (through manipulating the message map or some other ingenious way?) (I do not want to make each button respond to a separate function and have them called the desired function since I have a large amount of buttons.)

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Yes,MFC provide ways to map a range of messages to a single message handler function.


Ensure that your controls' ID is continous.
Add the following message entry to the message map.


The handler function goes like this, here nID is the control ID of the button.
void CMyDialog::OnButtonClicked( UINT nID )
    int nButton = nID - IDC_BUTTON1;
    ASSERT( nButton >= 0 && nButton < 10 );
    // ...


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n_fortynineAuthor Commented:
It's working. Thanx, I really appreciate your help Larry.
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System Programming

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