Informs a property sheet that information in a page has reverted to the previously saved state. You can send this message explicitly or by using the PropSheet_UnChanged macro.
Handle to the page that has reverted to the previously saved state.
Must be zero.
No return value.
The property sheet disables the Apply button if no other pages have registered changes with the property sheet.
Minimum supported client
|Windows Vista [desktop apps only]|
Minimum supported server
|Windows Server 2003 [desktop apps only]|