gboolean afdal_af_kernel_af_group_previous gint  initial,
gint  max_previous_row_number,
AfDalDataFunc  usr_function,
gpointer  usr_data
 

This function returns on the given AfDalDataFunc an AfDalData object which contains an AfDalList with AfDalAfKernelAfGroup data nodes.

INVOCATION METHOD: This function allows to perform a asynchronous remote invocation for the service "af_kernel::af_group::previous".

Parameters:
initial no description defined
max_previous_row_number no description defined
usr_function An Asynchronous handler where the AfDalData value will be received.
usr_data User defined data to be passed in to the process function defined by usr_function.
Returns:
TRUE if asynchronous request was sent to remote server (af_kernel). FALSE if there was an error while making remote service invocation.