[webkit-qt] Fwd: Build Qt WebKit for Harmattan

Zalan Bujtas zbujtas at gmail.com
Wed Apr 11 06:06:15 PDT 2012

Yes, it looks like a valid issue to me. When the view enters this
infinite loop, what's the size diff you see on each resize? Wondering
if removing the border:2px makes any difference.


On Mon, Apr 9, 2012 at 7:46 PM, Felipe Crochik <felipe at crochik.com> wrote:
> I tested the application  ( http://www.crochik.com/webview/resize.zip ) on
> the harmattan emulator and confirmed my assumption - it is actually a
> regression.
> The behavior has changed from PR1.1 to PR1.2. This application on the PR1.2
> emulator will enter an endless loop. On PR1.1 it seems that the "window
> size" does not change when the QGraphicsWebView size change. In fact it
> seems that it is "stored" when the page is loaded (would have to debug
> further but it seems to use the QGraphicsWebView size on the time of the
> loading of the page).
> Felipe
> ---------- Forwarded message ----------
> From: Felipe Crochik <felipe at crochik.com>
> Date: Mon, Apr 9, 2012 at 11:17 AM
> Subject: Re: [webkit-qt] Build Qt WebKit for Harmattan
> To: Kenneth Rohde Christiansen <kenneth.christiansen at gmail.com>
> Cc: webkit-qt at lists.webkit.org
> Kenneth,
> It would be great if I could use Qt5 libraries but if I do, I won't be able
> to distribute my applications through Ovi until they become officially
> supported by Nokia (what probably will never happen).
> Isn't the code for this specialized version available anywhere? I assume it
> depends on the devices' existing Qt 4.7.4 libraries so it proves it is
> possible, right?
> I am actually trying to figure out a workaround/fix for an issue with
> adjusting the size of the QGraphicsView based on the mainframe size when the
> mainframe size changes based on the window size. I just tried a simple html
> page I created (http://www.crochik.com/webkit) on the grob browser and it
> seems that it also has issues handling it. It sure does much better than the
> WebView but still is not "accurate" or "defined". The interesting fact is
> that I think it does work on symbian WebKit and used to work on Harmattan
> before PR1.2 (I think based on other tests but haven't double tested yet)
> On my "half baked tests" on harmattan/grob browser it seems that the
> behavior is completely inconsistent. In some cases it will actually work
> just fine (a few times I loaded it on landscape mode). In others will
> "almost" work where the div will end up with the right size but the "view"
> will be much taller than the DIV (what it should not happen because the
> div's height is based on the window). In some it seems that will enter the
> "grow loop" but eventually will figure out to stop and will end up with a
> view/DIV size that has not relation to the original window size.
> I also created a very simple project using the WebView that will demonstrate
> how it enters an endless loop when accessing the URL above. You can download
> it from http://www.crochik.com/webview/resize.zip
> I haven't tested this code on a Harmattan device before PR1.2 but I believe
> based on other tests I ran that it would work. I also believe it will work
> on Symbian (will try to test later today to be sure).
> p.s. Firefox on Harmattan also has issues dealing with this page. It seems
> to detect the "chicken/egg loop" and eventually settles down to a height
> that it seems to be based on the actual screen height ( the final height is
> different whether you are in portrait or landscape).
> Felipe
> Thanks,
> Felipe
> On Mon, Apr 9, 2012 at 10:16 AM, Kenneth Rohde Christiansen
> <kenneth.christiansen at gmail.com> wrote:
>> Hi there,
>> Harmattan comes with two webkit libraries. The Qt4.x / WebKit1 version
>> which is part of the framework and a specialized version (based on WebKit2)
>> only available for the browser. It is possible to run WebKit2 on Harmattan
>> but it requires Qt 5.x. The team behind the snowshoe.cc browser are
>> packaging Qt 5 packages for Harmattan and hang around in #qtwebkit and
>> #showshoe on freenode.net.
>> Cheers,
>> Kenneth
>> On Sun, Apr 8, 2012 at 3:35 AM, Felipe Crochik <felipe at crochik.com> wrote:
>>> I have noticed that Harmattan PR1.2 shows version 2.2 for libqtqwebkit4.
>>> I remember reading the discussion about the WebKit x qt Webkit versions but
>>> can't remember the details. Does 2.2.0 version means it includes WebKit2?
>>> If so, since the SDK repository was not updated (the SDK version is still
>>> 2.1) how can I get the development version of the package so I can build
>>> against it?
>>> Or.... I would like to build my own version of WebKit2 to distribute with
>>> my application but can't find instructions. Is it possible (Harmattan has Qt
>>> 4.7.4)? I believe Grob (the webkit based browser on Harmattan) uses WebKit2
>>> so I would assume it is...
>>> p.s. Before PR1.2 I could use QGraphicsWebView::setResizesToContents
>>> without issues. The same application after PR1.2 will enter a endless loop
>>> when the page resizes its content based on the size of the window. I had
>>> noticed the same behavior on Windows but it doesn't happen on Symbian and
>>> didn't happen before PR1.2.
>>> Thanks,
>>> Felipe
>>> _______________________________________________
>>> webkit-qt mailing list
>>> webkit-qt at lists.webkit.org
>>> http://lists.webkit.org/mailman/listinfo.cgi/webkit-qt
>> --
>> Kenneth Rohde Christiansen
>> Senior Engineer
>> Nokia Mobile Phones, Browser / WebKit team
>> Phone  +45 4093 0598 / E-mail kenneth at webkit.org
>> http://codeposts.blogspot.com ﹆﹆﹆
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