The PSM_CHANGED message informs a property sheet that information in a page has changed. The property sheet enables the Apply Now button. You can send this macro explicitly or by using the PropSheet_Changed macro.
PSM_CHANGED
wParam = (WPARAM) (HWND) hwndPage;
lParam = 0;
Parameters
hwndPage
Handle to the page that has changed.
Return Values
No return value.
See Also