[Spice-devel] [PATCH] Disable IME to allow receiving all keys

Takao Fujiwara tfujiwar at redhat.com
Thu Apr 21 04:01:12 UTC 2016


On 04/20/16 23:29, Frediano Ziglio-san wrote:
>>
>> My understanding is, Virt-Viewer with ImmDisableIME(-1) can send key events
>> even if the title bar is focused when IME is enabled.
>> I attached the screenshot of the problem when ImmDisableIME(-1) is not
>> applied.
>> https://bugzilla.redhat.com/show_bug.cgi?id=1311858#c42
>>
>> But spice-gtk can receives all the key events and if ImmDisableIME(-1) is
>> applied, users cannot switch IMEs during running Virt-Viewer.
>> I tested native client with Internet Explorer 10 in Windows 7 and I couldn't
>> see any other differences when ImmDisableIME(-1) is applied.
>>
>> If ImmDisableIME(-1) fixes only when the title bar is focused, I'd think the
>> customer's bug is different and Virt-Viewer without ImmDisableIME(-1)
>> might be more useful because it can switch IMEs during running Virt-Viewer.
>> I asked the customer if all the bugs can be fixed without ImmDisableIME(-1).
>>
>> Thanks,
>> Fujiwara
>>
>
>>From my point of view is an improvement and fix a bug.
>
> However we are not Japanese users and perhaps we don't get your point.
> Can you explain a bit the user case issues having this patch in?

If the patch is applied, when the user launch remote-viewer.exe, Windows does not show the keyboard status icon on the Windows task bar and users are 
hard to find which keyboard is used with remote-viewer.exe.

Thanks,
Fujiwara

>
> Frediano
>
>
>> On 04/19/16 23:31, Fabiano Fidêncio-san wrote:
>>> On Tue, Apr 19, 2016 at 4:11 PM, Fabiano Fidêncio <fabiano at fidencio.org>
>>> wrote:
>>>> On Tue, Apr 19, 2016 at 4:00 PM, Frediano Ziglio <fziglio at redhat.com>
>>>> wrote:
>>>>>>
>>>>>> On Tue, Apr 19, 2016 at 3:28 PM, Pavel Grunt <pgrunt at redhat.com> wrote:
>>>>>>> Ack, I am going to push it.
>>>>>>
>>>>>> Do we really need this patch upstream?
>>>>>> It's a half-solution, at most, that doesn't work on newer Windows.
>>>>>>
>>>>>
>>>>> Are you referring to Window 11? It works on Windows 10.
>>>>
>>>> Hmm. I was basing my comment on
>>>> https://bugzilla.redhat.com/show_bug.cgi?id=1297640#c12 but I didn't
>>>> realize your comment
>>>> https://bugzilla.redhat.com/show_bug.cgi?id=1297640#c13
>>>>
>>>> So, yeah, you have my ACK as well, but a better/more descriptive
>>>> commit message is needed.
>>>>
>>>
>>> Patch got applied already, so, nevermind.
>>>
>>>>>
>>>>> Frediano
>>>>>
>>>>>> Also, a better commit message would be more than appreciated in case
>>>>>> we really decide to have it upstream.
>>>>>>
>>>>>>>
>>>>>>> Thanks,
>>>>>>> Pavel
>>>>>>>
>>>>>>> On Mon, 2016-04-18 at 14:55 +0100, Frediano Ziglio wrote:
>>>>>>>> From: Christophe Fergeau <cfergeau at redhat.com>
>>>>>>>>
>>>>>>>> This fixes https://bugzilla.redhat.com/show_bug.cgi?id=1297640
>>>>>>>>
>>>>>>>> Acked-by: Frediano Ziglio <fziglio at redhat.com>
>>>>>>>> ---
>>>>>>>>    src/virt-viewer-util.c | 7 +++++++
>>>>>>>>    1 file changed, 7 insertions(+)
>>>>>>>>
>>>>>>>> diff --git a/src/virt-viewer-util.c b/src/virt-viewer-util.c
>>>>>>>> index 279f9a5..8cf52ec 100644
>>>>>>>> --- a/src/virt-viewer-util.c
>>>>>>>> +++ b/src/virt-viewer-util.c
>>>>>>>> @@ -30,6 +30,7 @@
>>>>>>>>    #ifdef G_OS_WIN32
>>>>>>>>    #include <windows.h>
>>>>>>>>    #include <io.h>
>>>>>>>> +#include <imm.h>
>>>>>>>>    #endif
>>>>>>>>
>>>>>>>>    #include <sys/types.h>
>>>>>>>> @@ -272,6 +273,12 @@ void virt_viewer_util_init(const char *appname)
>>>>>>>>            dup2(fileno(stdout), STDOUT_FILENO);
>>>>>>>>            dup2(fileno(stderr), STDERR_FILENO);
>>>>>>>>        }
>>>>>>>> +
>>>>>>>> +    /* Disable input method handling so that the Zenkaku_Hankaku can
>>>>>>>> be passed
>>>>>>>> +     * to VMs rather than being captured by Windows.
>>>>>>>> +     * https://bugzilla.redhat.com/show_bug.cgi?id=1297640
>>>>>>>> +     */
>>>>>>>> +    ImmDisableIME(-1);
>>>>>>>>    #endif
>>>>>>>>
>>>>>>>>        setlocale(LC_ALL, "");
>>>>>>> _______________________________________________
>>>>>>> Spice-devel mailing list
>>>>>>> Spice-devel at lists.freedesktop.org
>>>>>>> https://lists.freedesktop.org/mailman/listinfo/spice-devel
>>>>>>
>>>>>>
>>>>>>
>>>>>> --
>>>>>> Fabiano Fidêncio
>>>>>>
>>>>
>>>>
>>>>
>>>> --
>>>> Fabiano Fidêncio
>>>
>>>
>>>
>>
>>
>



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