[PATCH wayland 3/3] wayland-client: Add wl_proxy_get_listener

[Kristian Høgsberg]

On Mon, Jul 22, 2013 at 05:30:52PM +0100, Rob Bradford wrote:
> From: Rob Bradford <rob at linux.intel.com>
> 
> This is the mirror function to wl_proxy_add_listener and is useful
> inside client libraries to differentiate events on listeners for which
> multiple proxies have been created.

These three wayland patches look good, all applied.

Kristian

> ---
>  src/wayland-client.c | 19 +++++++++++++++++++
>  src/wayland-client.h |  1 +
>  2 files changed, 20 insertions(+)
> 
> diff --git a/src/wayland-client.c b/src/wayland-client.c
> index 2887a40..fa74918 100644
> --- a/src/wayland-client.c
> +++ b/src/wayland-client.c
> @@ -325,6 +325,25 @@ wl_proxy_add_listener(struct wl_proxy *proxy,
>  	return 0;
>  }
>  
> +/** Get a proxy's listener
> + *
> + * \param proxy The proxy object
> + * \return The address of the proxy's listener or NULL if no listener is set
> + *
> + * Gets the address to the proxy's listener; which is the listener set with
> + * \ref wl_proxy_add_listener.
> + *
> + * This function is useful in client with multiple listeners on the same
> + * interface to allow the identification of which code to eexecute.
> + *
> + * \memberof wl_proxy
> + */
> +WL_EXPORT const void *
> +wl_proxy_get_listener(struct wl_proxy *proxy)
> +{
> +	return proxy->object.implementation;
> +}
> +
>  /** Prepare a request to be sent to the compositor
>   *
>   * \param proxy The proxy object
> diff --git a/src/wayland-client.h b/src/wayland-client.h
> index 216773a..32ed373 100644
> --- a/src/wayland-client.h
> +++ b/src/wayland-client.h
> @@ -128,6 +128,7 @@ struct wl_proxy *wl_proxy_create(struct wl_proxy *factory,
>  void wl_proxy_destroy(struct wl_proxy *proxy);
>  int wl_proxy_add_listener(struct wl_proxy *proxy,
>  			  void (**implementation)(void), void *data);
> +const void *wl_proxy_get_listener(struct wl_proxy *proxy);
>  void wl_proxy_set_user_data(struct wl_proxy *proxy, void *user_data);
>  void *wl_proxy_get_user_data(struct wl_proxy *proxy);
>  uint32_t wl_proxy_get_id(struct wl_proxy *proxy);
> -- 
> 1.8.3.1
> 
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