gupnp_service_proxy_callback_set

(PECL gupnp >= 0.1.0)

gupnp_service_proxy_callback_set — Set service proxy callback for signal

説明

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

Set service proxy callback for signal.

パラメータ

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.

返り値

成功した場合に TRUE を、失敗した場合に FALSE を返します。

エラー / 例外

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