Re: [orca-list] A page that can crash orca

[Trevor Saunders <trev saunders gmail com>]

Hi,

 So, from a quick inspection of the code at the trace back site it seems
 like the easiest way for that to happen is for the initial "candidate"
 to be in a subtree that is somehow becomes detached from the document.
 I haven't looked into exactly how that happens yet.
 
 Trev

On Sat, Nov 10, 2012 at 10:19:44AM -0200, José Vilmar Estácio de Souza wrote:
> In addition, I found in the orca's debug the following:
>
> vvvvv PROCESS <ENUM ATSPI_KEY_PRESSED_EVENT OF TYPE EVENTTYPE> 'H'
> (43) vvvvv
> KEYBOARDEVENT: type=<enum ATSPI_KEY_PRESSED_EVENT of type EventType>
>                 id=72
>                 hw_code=43
>                 modifiers=1
>                 event_string=(H)
>                 keyval_name=(H)
>                 is_text=True
>                 timestamp=28062503
>                 time=1352540244.434481
>                 keyType=printable
>                 shouldEcho=True
>
> IGNORING EVENT DUE TO TIMESTAMP
>
> Traceback (most recent call last):
>   File "/data/software/orca3/dev/lib/python3.2/site-packages/orca/structural_navigation.py",
> line 849, in goObject
>     predicate)
>   File "/data/software/orca3/dev/lib/python3.2/site-packages/orca/structural_navigation.py",
> line 960, in _findPrevByMatchRule
>     lastObj = self._findLastObject(document)
>   File 
> "/data/software/orca3/dev/lib/python3.2/site-packages/orca/scripts/toolkits/Gecko/structural_navigation.py",
> line 95, in _findLastObject
>     return self._script.getLastObject(ancestor)
>   File "/data/software/orca3/dev/lib/python3.2/site-packages/orca/scripts/toolkits/Gecko/script.py",
> line 3423, in getLastObject
>     lastObj = self.findNextObject(lastChild, documentFrame)
>   File "/data/software/orca3/dev/lib/python3.2/site-packages/orca/scripts/toolkits/Gecko/script.py",
> line 4686, in findNextObject
>     while index < candidate.parent.childCount:
> AttributeError: 'NoneType' object has no attribute 'childCount'
>
> SPEECH OUTPUT: 'Wrapping to bottom.'
> SPEECH OUTPUT: 'No more headings.'
> ^^^^^ PROCESS <ENUM ATSPI_KEY_PRESSED_EVENT OF TYPE EVENTTYPE> 'H'
> (43) ^^^^^
>
>
> On 11/09/2012 01:40 PM, S. Massy wrote:
> > On Thu, Nov 08, 2012 at 09:44:37PM -0200, José Vilmar Estácio de Souza wrote:
> > > Hi all.
> > >
> > > Try the following:
> > > 1: Using firefox open the following url:
> > > https://wiki.archlinux.org/index.php/Beginners_Guide#Installing_on_a_virtual_machine
> > >
> > > 2: After the page is loaded go to begin of the page pressing ctrl+home.
> > >
> > > 3: Press shift+h.
> > >
> > > In my machine orca stays completely mute and I have to kill firefox.
> > > After kill firefox, orca returns to normal state.
> > >
> > > I am running ubuntu 12.10, gnome-shell and firefox 16.0.2.
> > I can reproduce this on Debian Wheezy with Orca 3.4.2 and iceweasel
> > 16.0.2. Both the browser and orca drain all the CPU usage until
> > firefox-bin is killed.
> >
> > Cheers,
> > S.M.
> > _______________________________________________
> > orca-list mailing list
> > orca-list gnome org
> > https://mail.gnome.org/mailman/listinfo/orca-list
> > Visit http://live.gnome.org/Orca for more information on Orca.
> > The manual is at http://library.gnome.org/users/gnome-access-guide/nightly/ats-2.html
> > The FAQ is at http://live.gnome.org/Orca/FrequentlyAskedQuestions
> > Log bugs and feature requests at http://bugzilla.gnome.org
> > Find out how to help at http://live.gnome.org/Orca/HowCanIHelp
>
> -- 
> {}S José Vilmar Estácio de Souza
> _______________________________________________
> orca-list mailing list
> orca-list gnome org
> https://mail.gnome.org/mailman/listinfo/orca-list
> Visit http://live.gnome.org/Orca for more information on Orca.
> The manual is at http://library.gnome.org/users/gnome-access-guide/nightly/ats-2.html
> The FAQ is at http://live.gnome.org/Orca/FrequentlyAskedQuestions
> Log bugs and feature requests at http://bugzilla.gnome.org
> Find out how to help at http://live.gnome.org/Orca/HowCanIHelp