gupnp_service_proxy_add_notify

(PECL gupnp >= 0.1.0)

Sets up callback for variable change notification

bool gupnp_service_proxy_add_notify ( resource $proxy, string $value, int $type, mixed $callback [, mixed $arg ] )

Sets up callback to be called whenever a change notification for variable is recieved.

Parameters:

proxy

A service proxy identifier.

value

The variable to add notification for.

type

The type of the variable. Type can be one of the following values:

callback

The callback to call when variable changes. Typically, callback function takes on three parameters. The variable parameter being the first, value parameter being the second, and the arg is third.

arg

User data for callback.

Returns:

Returns TRUE on success or FALSE on failure.