Be sure to call LoadDoc before calling this function! You also need to link the DeviceAPI to the SignAPI (see InitDeviceDLL / SignatureDevice ) and forward the ButtonEvents from DeviceAPI to SignAPI (OnDeviceLCDButtonHandler).
|The number of the page, which should be shown first|
Use this option to enable the Sign Now button on the signature device while using the DocumentViewing mode. This button can be used to start the signing mode directly from the device and is currently only available on Colour and Brilliance sign pads.