How do I pass an array of variable-sized PROPSHEETPAGE structures to PropertySheet?

Last time, we noted that you can add your own custom data to the end of the PROPSHEETPAGE, and if you set the dwSize to include the custom data, then the system will copy that custom data into the HPROPSHEETPAGE. This technique comes in handy if you need to create a property sheet page with Create­Prop­Sheet­Page, The post How do I pass an array of variable-sized <CODE>PROPSHEETPAGE</CODE> structures to <CODE>PropertySheet</CODE>? appeared first on The Old New Thing....