gupnp_service_proxy_add_notify

(PECL gupnp >= 0.1.0)

gupnp_service_proxy_add_notify — Sets up callback for variable change notification

説明

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.

パラメータ

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:

GUPNP_TYPE_BOOLEAN: Type of the variable is boolean.
GUPNP_TYPE_INT: Type of the variable is integer.
GUPNP_TYPE_LONG: Type of the variable is long.
GUPNP_TYPE_DOUBLE: Type of the variable is double.
GUPNP_TYPE_FLOAT: Type of the variable is float.
GUPNP_TYPE_STRING: Type of the variable is string.

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.

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。

参考

gupnp_service_proxy_remove_notify() - Cancels the variable change notification