TVN_SINGLEEXPANDTVN_SINGLEEXPAND*
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TVN_SINGLEEXPAND


TVN_SINGLEEXPAND
    lpnmtv = (LPNMTREEVIEW)lParam;

Sent by a tree view control with the TVS_SINGLEEXPAND style when the user opens or closes a tree item using a single click of the mouse. This notification is sent in the form of a WM_NOTIFY message.

lpnmtv
Address of an NMTREEVIEW structure that contains information about this notification.

This notification is only sent by tree view controls that have the TVS_SINGLEEXPAND style.

Version 4.71

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