[SailfishDevel] How to get the screen capture but don't block UI
Andrey Kozhevnikov
coderusinbox at gmail.com
Wed Feb 12 15:21:52 UTC 2014
result is screenshot in its location and my ui is not blocked.
something wrong with your call.
On 12.02.2014 21:17, itviewer wrote:
> thanks,I tried the code but it still block the UI .
> Do you test it and what is the result ?
> ------------------------------------------------------------------------
> ma xinjun
> *From:* Andrey Kozhevnikov <mailto:coderusinbox at gmail.com>
> *Date:* 2014-02-12 22:33
> *To:* devel <mailto:devel at lists.sailfishos.org>
> *Subject:* Re: [SailfishDevel] How to get the screen capture but don't
> block UI
> QDBusInterface *iface = new QDBusInterface("org.nemomobile.lipstick,
> "/org/nemomobile/lipstick/screenshot",
> "org.nemomobile.lipstick",
> QDBusConnection::sessionBus(),
> this);
> iface->call(QDBus::NoBlock, "saveScreenshot",
> "/home/nemo/Pictures/123.png");
>
> On 12.02.2014 20:26, itviewer wrote:
>> My code just like:
>> QDBusMessage message =
>> QDBusMessage::createMethodCall("org.nemomobile.lipstick",
>> "/org/nemomobile/lipstick/screenshot",
>> "org.nemomobile.lipstick",
>> "saveScreenshot" );
>> QDBusConnection conn = QDBusConnection::sessionBus();
>> conn.send(message);
>> But it still block the UI ( screen will not response within a few
>> seconds)
>> Please help!Thanks very much.
>> ------------------------------------------------------------------------
>> ma xinjun
>> *From:* David Greaves <mailto:david.greaves at jolla.com>
>> *Date:* 2014-02-12 17:23
>> *To:* Sailfish OS Developers <mailto:devel at lists.sailfishos.org>
>> *Subject:* Re: [SailfishDevel] How to get the screen capture but
>> don't block UI
>> Correct
>> David
>> On 12/02/14 06:46, Andrey Kozhevnikov wrote:
>> > using Qt DBus classes and not use system() call?
>> >
>> > On 12.02.2014 12:08, itviewer wrote:
>> >> Dear all,
>> >>
>> >> I need the screen capture function in my application . There are two
>> >> applications (screenshot and opensource sailshotme) in the jolla
>> store.
>> >>
>> >> From the "sailshotme", I know that can call the saveScreenshot
>> method of
>> >> org.nemomobile.lipstick through dbus, such as the command:
>> >>
>> >> "dbus-send --session --type=method_call --print-reply
>> >> --dest=org.nemomobile.lipstick /org/nemomobile/lipstick/screenshot
>> >> org.nemomobile.lipstick.saveScreenshot
>> string:/home/nemo/Pictures/123.png "
>> >>
>> >> but, using the "sailshotme" or the above mentioned command will
>> lead to the UI
>> >> blocking of sailfish system, the screen will not response within
>> >> a few seconds, however, it seems that there is no such blocking
>> when using the
>> >> "screenshot".
>> >> so I want to know the mechanism of the "screenshot"?
>> >>
>> >> Best&Regards
>> >>
>> >>
>> --------------------------------------------------------------------------------
>> >> ma xinjun
>> >>
>> >>
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>> >
>> >
>> >
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