----- Original Message ----- > From: "Marc-André Lureau" <mlureau@xxxxxxxxxx> > To: "Jonathon Jongsma" <jjongsma@xxxxxxxxxx> > Cc: spice-devel@xxxxxxxxxxxxxxxxxxxxx > Sent: Friday, April 4, 2014 12:16:26 PM > Subject: Re: [PATCH spice-gtk 2/2] gtk-session: always sync modifiers for client events > > > > ----- Original Message ----- > > - if the guest display widget is focused and the user presses > > Caps lock, we will send a keypress message (which will cause the > > capslock modifier to toggle on the guest) and then we will > > immediately send a modifers message. So we'll send duplicate > > messages for the same event. In practice I hadn't noticed any > > problems because of this, but I wonder if this is partly what > > caused the issue you observed? > > Yeah, I noticed that too, but I don't think it's a big problem sending twice > the current state. Probably not. I can't currently think of a race condition that would cause problems here. > > > > - if the capslock on the client is mapped to something else > > (e.g. 'control'), and the capslock key is pressed while the > > display widget is focused, we will send a keypress event to the > > guest, which will cause the guest's capslock state to change. > > > > However, the client's capslock state will not change, so when we > > receive the 'inputs-modifiers' message from the guest, we will > > send down the old value again. On the other hand, this is a > > corner case because it requires a non-standard keyboard layout, > > and the alternative (not overriding the guest modifiers state) > > results in an out-of-sync modifiers state between the guest and > > client. So I'm not sure what the right answer is here. > > > > thoughts? > > That sounds still ok to me, we want the guest to be sync with the client > state. Doing something else will be even more annoying, wouldn't it? > Yes, probably, but I thought I'd mention it for others to consider. _______________________________________________ Spice-devel mailing list Spice-devel@xxxxxxxxxxxxxxxxxxxxx http://lists.freedesktop.org/mailman/listinfo/spice-devel