[Spice-devel] [spice-xpi PATCHv2 1/2] Handle USB-related plugin properties

[Uri Lublin]

On 04/04/2012 05:29 PM, Christophe Fergeau wrote:
> Hey Uri,
>
> On Wed, Apr 04, 2012 at 12:33:17PM +0300, Uri Lublin wrote:
>> The default is an empty string.
>> How does the client behave with such a filter string?  Refuse redir
>> for all devices ?
> That's a good question, thanks for pointing this out.
> The good news is that the filter is sent using SendStr which ignores empty
> strings:
>
> PluginInstance::SendStr(uint32_t id, std::string str)
> {
>      if (str.empty())
>          return;
>
> so we'll rely on spice-gtk defaults when the string is empty.

Thanks for reminding me.
That aligns nicely with Hans' reply too :-)

> Next question -- which is not really a problem for now since the various
> properties are only sent once after the client has started -- is how do we
> unset a previously set filter using the controller. I don't think there's
> any way to do that currently, but it might be interesting to do at some
> point..
That's true also for changing the filter (or any other variable) while 
the client is running.
We can add code to Set-variable-functions that sends an appropriate 
message to the
client, if it is connected.

Uri.