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Date: Mon, 17 Jun 2013 13:05:17 +0200
From: Peter Lieven <pl@dlhnet.de>
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Subject: Re: [Qemu-devel] [PATCH] vnc: lift modifier keys on client
	disconnect.
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To: Gerd Hoffmann <kraxel@redhat.com>
Cc: Peter Lieven <lieven@dlhnet.de>, qemu-devel@nongnu.org

Am 17.06.2013 10:49, schrieb Gerd Hoffmann:
> On 06/17/13 10:10, Peter Lieven wrote:
>> Hi Gerd,
>>
>> just looking at your patch. It works fine so far, but I am curious how
>> to handle the lock keys? I have the problem that if I press caps lock
>> and then create a new vnc session with exclusive access (from another
>> terminal), the caps lock is still there.
> 
> There is some logic for that in the vnc server, next time you press a
> letter key it should get synced up.  capslock+numlock can actually
> easier go out of sync than the other modifiers, you don't need a
> reconnect to trigger that:  Activate some other window so the vnc client
> window so it hasn't the keyboard focus, press capslock or numlock, move
> focus back to the vnc window.

It seems the sync logic fails iff.
 Caps Lock enabled -> VNC Disconnect -> Caps Lock disabled -> VNC Reconnect.
 In this case the guest OS is still typing uppercase letters.

Peter