CacheUpdateFunc

Description:

[ CCode ( instance_pos = 11.9 ) ]
[ Version ( since = "3.26" ) ]
public delegate bool CacheUpdateFunc (Cache cache, string uid, string revision, string object, OfflineState offline_state, string[] column_names, string[] column_values, out string out_revision, out string out_object, out OfflineState out_offline_state, out CacheColumnValues out_other_columns)

A callback called for each object row when using foreach_update function.

When all out parameters are left untouched, then the row is not changed.

Parameters:

cache	an Cache
uid	a unique object identifier
revision	the object revision
object	the object itself
offline_state	objects offline state, one of OfflineState
column_names	column names
column_values	column values
out_revision	the new object revision to set; keep it untouched to not change
out_object	the new object to set; keep it untouched to not change
out_offline_state	the offline state to set; the default is the same as `offline_state`
out_other_columns	an CacheColumnValues with other columns to set; keep it untouched to not change any
ncols	count of columns, items in column_names and column_values
user_data	user data, as used in foreach_update

Returns:

true to continue, false to stop walk through.

Namespace: E

Package: libebackend-1.2