Brightsign Object Reference Manual (FW 5.1) Manual de usuario descargar pdf (Pagina 196)

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doesn’t matter which local port is used), pass a port number of 0, and the player will select an unused port. This

method returns True upon success and False upon failure

• GetLocalPort() As Integer: Returns the local port to which the socket is bound. Use this method if you

passed a port number of 0 to BindToLocalPort and need to determine which port the player has selected.

• SendTo(destination_address As String, destination_port As Integer, packet As Object)

As Integer: Sends a single UDP packet, which can be an roString or roByteArray, to the specified address and

port. This method returns 0 upon success and a negative error code upon failure.

• JoinMulticastGroup(address as String) as Boolean: Joins the multicast group for the specified

address on all interfaces that are currently up. This method returns True upon success and False upon failure. In

the event of failure, GetFailureReason() may provide additional information. To ensure that you are joined on

all network interfaces, you should register for roNetworkHotplug events and call the JoinMulticastGroup()

method in response to the arrival of new networks.

The ifIdentity interface provides the following:

• GetIdentity() As Integer

roDatagramEvent

Interfaces: ifUserData, ifSourceIdentity, ifString, ifDatagramEvent

The ifUserData interface provides the following:

• SetUserData(user_data As Object): Sets the user data that will be returned when events are raised.

• GetUserData() As Object: Returns the user data that has previously been set via SetUserData(). It will

return Invalid if no data has been set.

The ifSourceIdentity interface provides the following:

• GetSourceIdentity() As Integer

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Brightsign Object Reference Manual (FW 5.1) Manual de usuario Pagina 196