Note
Access to this page requires authorization. You can try signing in or changing directories.
Access to this page requires authorization. You can try changing directories.
The new home for Visual Studio documentation is Visual Studio 2017 Documentation on docs.microsoft.com.
The latest version of this topic can be found at Type-Safe Access to Controls in a Dialog Box.
The controls in a dialog box can use the interfaces of MFC control classes such as CListBox and CEdit. You can create a control object and attach it to a dialog control. Then you can access the control through its class interface, calling member functions to operate on the control. The methods described here are designed to give you type-safe access to a control. This is especially useful for controls such as edit boxes and list boxes.
There are two approaches to making a connection between a control in a dialog box and a C++ control member variable in a CDialog-derived class: