/// <summary>
/// Initializes a new instance of the <see cref="OPCClientGroup"/> class.
/// </summary>
/// <param name="group">The group description from XML configuration file<see cref="OPCCliConfiguration.SubscriptionsRow"/>.</param>
/// <param name="items">The table of items <see cref="OPCCliConfiguration.ItemsRow"/>.</param>
/// <param name="server">Server that this group should belong to</param>
/// <param name="parent">The parent.</param>
/// <param name="volumeConstrain">The volume constrain.</param>
private void OPCClientGroup
(
OPCCliConfiguration.SubscriptionsRow group,
OPCCliConfiguration.ItemsRow[] items,
OPC_Interface server,
ref uint?volumeConstrain
)
{
if (volumeConstrain.HasValue)
{
if (volumeConstrain.Value < items.Length)
{
throw new LicenseException(typeof(DataBindingsManager), this, CAS.Lib.CodeProtect.Properties.Resources.Tx_LicVolumeConstrainErr);
}
else
{
volumeConstrain = volumeConstrain.Value - Convert.ToUInt32(items.Length);
}
}
SubscriptionState state = group.CreateSubscriptionState;
OPC_Interface.OPCGroup m_OPCGroup;
m_OPCGroup = server.CreateOPCGroup((uint)group.ID, (uint)group.ID_server, group.Asynchronous, state);
m_OPCGroup.Tags = Tags(items, server, m_OPCGroup);
}
/// <summary>
/// Initializes a new instance of the <see cref="OPCClientGroup"/> class.
/// </summary>
/// <param name="group">The group description from XML configuration file<see cref="OPCCliConfiguration.SubscriptionsRow"/>.</param>
/// <param name="items">The table of items <see cref="OPCCliConfiguration.ItemsRow"/>.</param>
/// <param name="server">Server that this group should belong to</param>
/// <param name="parent">The parent.</param>
/// <param name="volumeConstrain">The volume constrain.</param>
internal OPCClientGroup
(
OPCCliConfiguration.SubscriptionsRow group,
OPCCliConfiguration.ItemsRow[] items,
OPC_Interface server,
OPCDataQueue parent,
ref uint? volumeConstrain
)
{
if ( volumeConstrain.HasValue )
if ( volumeConstrain.Value < items.Length )
throw new LicenseException( typeof( Main ), Main.MainComponent, CAS.Lib.CodeProtect.Properties.Resources.Tx_LicVolumeConstrainErr );
else
volumeConstrain = volumeConstrain.Value - Convert.ToUInt32( items.Length );
OpcDa.SubscriptionState state = group.CreateSubscriptionState;
m_OPCGroup = server.CreateOPCGroup( (uint)group.ID, (uint)group.ID_server, group.Asynchronous, state );
m_OPCGroup.Tags = Tags( items, server, m_OPCGroup );
m_AllGroups.Add( this );
}