PSN_QUERYCANCEL
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4/8/2010
This message indicates that the user chose the Cancel button. It is sent in the form of a WM_NOTIFY message.
Syntax
PSN_QUERYCANCEL lppsn = (LPPSHNOTIFY) lParam;
Parameters
- lppsn
Long pointer to a PSHNOTIFY structure that contains information about the notification.
Return Value
TRUE prevents the cancel operation. FALSE allows the cancel operation.
Remarks
The lParam member of this structure does not contain any information.
The PSHNOTIFY structure contains an NMHDR structure as its first member, hdr. The hwndFrom member of this NMHDR structure contains the handle to the property sheet.
A property sheet page can use this message to ask the user to verify the cancel operation.
Requirements
| Header | prsht.h |
| Windows Embedded CE | Windows CE 1.0 and later |
| Windows Mobile | Windows Mobile Version 5.0 and later |