VC on_control_range multiple controls respond to one method

STEP/Method
Three steps
Declare the function in the header file, for example
Afx_msg void onnum (uint UID)
Add the function body to the. cpp file.
Void ccalculatordlg: onnum (uint UID)
{
Uint Index = uID-IDC_NUM_0;
Cstring num;
Num. Format (_ T ("% d"), index );
Afxmessagebox (Num );
}
4
Add message ing
On_control_range (bn_clicked, idc_num_0, idc_num_9, onnum)
First parameter event
The first ID of the second Parameter Control
The last ID of the third parameter space
Method for responding to events with the fourth Parameter