From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:54964) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Xw6nc-0003aI-Uv for qemu-devel@nongnu.org; Wed, 03 Dec 2014 05:04:50 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Xw6nY-0005UN-5D for qemu-devel@nongnu.org; Wed, 03 Dec 2014 05:04:44 -0500 Received: from szxga01-in.huawei.com ([119.145.14.64]:5590) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Xw6nX-0005Ty-HR for qemu-devel@nongnu.org; Wed, 03 Dec 2014 05:04:40 -0500 Message-ID: <547EE023.9060408@huawei.com> Date: Wed, 3 Dec 2014 18:04:19 +0800 From: Gonglei MIME-Version: 1.0 References: <1417589746-12176-1-git-send-email-arei.gonglei@huawei.com> <20141203093807.GA10160@redhat.com> <547EDD01.7050608@huawei.com> <20141203095422.GD10160@redhat.com> In-Reply-To: <20141203095422.GD10160@redhat.com> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit Subject: Re: [Qemu-devel] [RFC PATCH v2 0/6] Support to change VNC keyboard layout dynamically List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: "Daniel P. Berrange" Cc: "kraxel@redhat.com" , "lcapitulino@redhat.com" , "Huangweidong (C)" , "qemu-devel@nongnu.org" , "Huangpeng (Peter)" On 2014/12/3 17:54, Daniel P. Berrange wrote: > On Wed, Dec 03, 2014 at 05:50:57PM +0800, Gonglei wrote: >> On 2014/12/3 17:38, Daniel P. Berrange wrote: >> >>> On Wed, Dec 03, 2014 at 02:55:40PM +0800, arei.gonglei@huawei.com wrote: >>>> From: Gonglei >>>> >>>> A bonus of this feature is that supporting different >>>> people (in different countries) using defferent keyboard >>>> to connect the same guest but not need to configure >>>> command line or libivrt xml file then restart guest. >>>> >>>> Using a new QMP command: >>>> -> { "execute": "change-vnc-kbd-layout", >>>> "arguments": { "keymap": "de" } } >>>> <- { "return": {} >>>> >>>> I knew sdl and curses are using keyboard layout, but I don't know >>>> whether they both need to support this feature and add some new >>>> qmp command for them? >>>> >>>> If you have some ideas, please let me know. Thanks! >>> >>> FWIW users of VNC are much better off not setting any keymap at all >>> in QEMU, and then using a client (such as GTK-VNC) that supports the >>> raw scancode extension. This takes QEMU out of the key remapping >>> business entirely, so that everything "just works" with no extra >>> configuration required in QEMU. This is what SPICE does by default >>> too. >> >> Actually, my team had received the requirement of changing VNC keyboard >> layout dynamically on the scenario of Desktop Cloud. The clientele just use >> the simplest tight vnc client, but not GTK-VNC etc. I think we should support >> this scenario, isn't it ? > > Personally I think effort is better spent adding support for the keyboard > extension to more of the various VNC clients that exist. Your meaning "pass different keymaps to Qemu at command line" one time? Regards, -Gonglei > Having to issue > monitor commands to change keymap each time a different client wants to > connect is still a pretty sucky solution IMHO. > > Regards, > Daniel