gupnp_service_proxy_callback_set

(PECL gupnp >= 0.1.0)

gupnp_service_proxy_callback_set — Set service proxy callback for signal

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gupnp_service_proxy_callback_set ( resource $proxy , int $signal , mixed $callback [, mixed $arg ] ) : bool

Set service proxy callback for signal.

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proxy

A service proxy identifier.

signal

The value of signal.

GUPNP_SIGNAL_SUBSCRIPTION_LOST
Emitted whenever the subscription to this service has been lost due to an error condition.

callback

The callback function for the certain signal. Typically, callback function takes on two parameters. error parameter's message being the first, and the arg is second.

arg

User data for callback.

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Issues E_WARNING either with not valid callback function or with not valid signal.