OK. I'll update GRASS 7 soon. I'm uncertain of how to backport this, however. Are the versions enough in sync to do a standard backport to GRASS 6.4.3? Also, are we still maintaining GRASS 6.5? If so, how does it differ from 6.4.3?
Cheers Michael On Mar 20, 2012, at 2:46 AM, Anna Kratochvílová wrote: > 2012/3/19 Michael Barton <[email protected]>: >> Since wx.CallAfter does not solve this, the only sure-fire fix that I can >> find is to either revert to the standard wx.SplashScreen or to replace line >> 59 in wxgui.py with: >> >> if SC and sys.platform != 'darwin': >> >> That way, at least the Macs default to the basic splash screen without the >> errors. The AdvancedSplash does show the text "Starting GRASS GUI...", but >> that is the only thing lost by reverting the old splash screen > > I agree with the second solution (leaving the advanced splash screen > for other platforms). Please don't forget to add a comment in the code > about the reason. I suppose this problem might be fixed in the future. > > Anna > >> >> Michael >> >> On Mar 18, 2012, at 1:44 PM, Anna Kratochvílová wrote: >> >>> Hi, >>> >>> 2012/3/18 Michael Barton <[email protected]>: >>>> I found the problem. It's the 'advanced splash screen' (in the agw >>>> package) called fromwxgui.py. >>>> >>>> Although the advanced splash screen can do some additional things beyond >>>> the normal splash screen, we don't really use much (or any?) of those >>>> capabilities. >>>> >>> >>> I don't have any experience with it. You can try to use wx.CallAfter >>> (as advised in the wxwidgets bug report) when setting splash screen. >>> >>> Something like: >>> >>> def SetSplashScreen(self, splashScreen): >>> splashScreen.Set... >>> .... >>> >>> >>> if SC: >>> splash = SC.AdvancedSplash(bitmap = introBmp, timeout = 2000, >>> parent = None, id = wx.ID_ANY) >>> wx.CallAfter(self.SetSplashScreen, splash) >>> >>> Again, I really don't know what's going on. I think it's not GRASS gui >>> fault, problem seems to be in wxwidgets and Mac. The same for the next >>> error message (CFURLCreateWithString ...), I doubt anything can be >>> done by GRASS developers. Maybe some workaround exists but I can't >>> google anything now. >>> >>> Anna >>> >>> >>>> try: >>>> import wx.lib.agw.advancedsplash as SC >>>> except ImportError: >>>> SC = None >>>> >>>> >>>> ... >>>> >>>> if SC: >>>> splash = SC.AdvancedSplash(bitmap = introBmp, >>>> timeout = 2000, parent = None, id = >>>> wx.ID_ANY) >>>> splash.SetText(_('Starting GRASS GUI...')) >>>> splash.SetTextColour(wx.Colour(45, 52, 27)) >>>> splash.SetTextFont(wx.Font(pointSize = 15, family = wx.DEFAULT, >>>> style = wx.NORMAL, >>>> weight = wx.BOLD)) >>>> splash.SetTextPosition((150, 430)) >>>> >>>> >>>> >>>> Every call to splash produces "<Error>: CGContextRestoreGState: invalid >>>> context 0x0" >>>> >>>> Michael >>>> >>>> On Mar 18, 2012, at 12:53 AM, Anna Kratochvílová wrote: >>>> >>>>> 2012/3/17 Michael Barton <[email protected]>: >>>>>> Anna, >>>>>> >>>>>> Where did you insert this? I can do a quick test. I'd be delighted if we >>>>>> could avoid those annoying error messages. >>>>> >>>>> Not sure what 'where' means, here [1] is the changeset. According to >>>>> this email [2] the error message 'CGContextRestoreGState: invalid >>>>> context' is supposed to show up immediately after wxGUI start. This >>>>> fix is just a guess, I really don't understand what's going on. Are >>>>> there any other annoying messages on Mac? >>>>> >>>>> Anna >>>>> >>>>> [1] http://trac.osgeo.org/grass/changeset/51089 >>>>> [2] http://lists.osgeo.org/pipermail/grass-user/2012-March/063996.html >>>>>> >>>>>> Michael >>>>>> >>>>>> Begin forwarded message: >>>>>> >>>>>> Hi, >>>>>> >>>>>> I added CallAfter as suggested (r51089), let's see if it helps. >>>>>> >>>>>> Anna >>>>>> >>>>>> >>>>>> _____________________ >>>>>> C. Michael Barton >>>>>> Visiting Scientist, Integrated Science Program >>>>>> National Center for Atmospheric Research & >>>>>> University Consortium for Atmospheric Research >>>>>> 303-497-2889 (voice) >>>>>> >>>>>> Director, Center for Social Dynamics & Complexity >>>>>> Professor of Anthropology, School of Human Evolution & Social Change >>>>>> Arizona State University >>>>>> www: http://www.public.asu.edu/~cmbarton, http://csdc.asu.edu >>>>>> >>>>>> >>>>>> >>>>>> >>>>>> >>>> >>>> _____________________ >>>> C. Michael Barton >>>> Visiting Scientist, Integrated Science Program >>>> National Center for Atmospheric Research & >>>> University Consortium for Atmospheric Research >>>> 303-497-2889 (voice) >>>> >>>> Director, Center for Social Dynamics & Complexity >>>> Professor of Anthropology, School of Human Evolution & Social Change >>>> Arizona State University >>>> www: http://www.public.asu.edu/~cmbarton, http://csdc.asu.edu >>>> >>>> >>>> >>>> >>>> >> >> _____________________ >> C. Michael Barton >> Visiting Scientist, Integrated Science Program >> National Center for Atmospheric Research & >> University Consortium for Atmospheric Research >> 303-497-2889 (voice) >> >> Director, Center for Social Dynamics & Complexity >> Professor of Anthropology, School of Human Evolution & Social Change >> Arizona State University >> www: http://www.public.asu.edu/~cmbarton, http://csdc.asu.edu >> >> >> >> >> _____________________ C. Michael Barton Visiting Scientist, Integrated Science Program National Center for Atmospheric Research & University Consortium for Atmospheric Research 303-497-2889 (voice) Director, Center for Social Dynamics & Complexity Professor of Anthropology, School of Human Evolution & Social Change Arizona State University www: http://www.public.asu.edu/~cmbarton, http://csdc.asu.edu _______________________________________________ grass-dev mailing list [email protected] http://lists.osgeo.org/mailman/listinfo/grass-dev
