Yeah, quite simple actually, only annoyance is that a second terminal has to
be opened all the time... an disconnects once in a while. now that i think
of it, it could be possible to use the same trick to read directly from
stdin... maybe ill give that.

Meshing looks nice! that is meshing for FEM purposes i assume(hope) ? Is
SMESH a separate release or is it integrated into the main build? and most
importantly when will the binaries be available?

Cheers,


Henrik Rudstrøm



2009/11/20 Thomas Paviot <tpav...@gmail.com>

> Hi Henrik,
>
> I didn't test yet your contribution, but it seems to be an elegant
> solution, actually much more simple than a thread based solution. I'll try
> to check this in the next few hours.
>
> I also have a good news: I finally managed to get the pythonocc/SMESH
> integration run under MacOSX, with 64 bit support (which required a few
> hacks in the building system). This feature is now available for Windows
> (tested under WinXP Python 2.5/2.6 32 bit), Linux (tested with Ubuntu Karmic
> 32 bit) and OSX.
>
> Best Regards,
>
> Thomas
>
> 2009/11/17 Henrik Rudstrom <hrudst...@googlemail.com>
>
> Hi,
>>
>> Found a way to make an interactive display, not using threads, but with a
>> simple tcp server hooked to a python interpreter running in the displays
>> MainLoop().
>>
>> I've attached the files (RemoteXDisplay.py goes into OCC/Display) if
>> anyone want to check it. Still quite rough in the edges and havent stress
>> tested it, but so far it seems to work nicely.
>> Some modifications have to be made to a few  other files though:
>>
>> SimpleGui.py
>>
>> line 105:
>>      from XDisplay import XOCCWindow
>>      w = XOCCWindow(display_xlib.Display())
>>
>> becomes:
>>
>>      from RemoteXDisplay import RemoteXOCCWindow
>>      w = RemoteXOCCWindow(display_xlib.Display())
>>
>> line 115:
>>      def start_display():
>>           w.MainLoop()
>>
>> becomes:
>>
>>     def start_display(local=None):
>>         if local:
>>             w.init_server(local)
>>         w.MainLoop()
>>
>>
>> PAF/Context.py
>> line 240
>>     def start_display(self):
>>         self._start_display(local)
>>
>> becomes
>>
>>     def start_display(self, local=None):
>>         if self.DISPLAY_INITED:
>>             self._start_display(local)
>>
>>
>> start_display now takes an optional argument which is the context/local
>> where the interpreter lives, can be retrieved with globals()
>> so in the PAF examples my_context.start_display() becomes
>> my_context.start_display(globals())
>>
>> then just start OCCRemoteClient.py
>>
>>
>>
>>
>> Henrik Rudstrom
>>
>>
>>
>> 2009/11/16 Thomas Paviot <tpav...@gmail.com>
>>
>>>  2009/11/16 Thomas Paviot <tpav...@gmail.com>
>>>
>>> 2009/11/15 Henrik Rudstrom <hrudst...@googlemail.com>
>>>>
>>>>> Hi
>>>>>
>>>>
>>>> Hi Henrik,
>>>>
>>>>
>>>>>
>>>>> I noticed there are no interactive viewer with the xlib graphics
>>>>> backend like i've seen for the wx backend. Thought that would be a really
>>>>> nice way to learn, so i made a quick attempt to roll out my own using
>>>>> python's threading:
>>>>>
>>>>> in the PAF examples i replaced
>>>>> my_context.start_display()
>>>>>
>>>>> with
>>>>>
>>>>> class ThreadedView ( threading.Thread ):
>>>>>     def __init__(self, context):
>>>>>         threading.Thread.__init__(self)
>>>>>         self.context = context
>>>>>
>>>>>     def run ( self ):
>>>>>         self.context.start_display()
>>>>>
>>>>> ThreadedView(my_context).start()
>>>>>
>>>>>
>>>>> This naive implementation promptly threw me a segmentation fault (also
>>>>> tried the opposite, creating an InteractiveConsole in a separate thread, 
>>>>> but
>>>>> as soon as i modified any parameters same story)
>>>>>
>>>>
>>>> Whatever the GUI you use, it has to be ran from the main thread (you'll
>>>> get this segfault if you try to do the same with wx or Qt). I don't know 
>>>> how
>>>> Enthought guys did with IPython, but they managed to overcome the GUI
>>>> threading issue, but not with python-xlib.
>>>>
>>>>
>>>>>
>>>>> So my question is: Are there currently any efforts to create an
>>>>> interactive viewer for xlib? if not, could anyone give me pointers/hints 
>>>>> to
>>>>> how this could be done?
>>>>>
>>>>
>>>> I don't plan to create a python-xlib based interactive viewer.
>>>>
>>>>
>>>>>
>>>>> Xlib i guess is a more intermediary solution for us poor mac guys
>>>>> (except jelle of course) so if the Qt backend is due in to too long time
>>>>> (??) it would be a waste to put too much effort in it though.
>>>>>
>>>>
>>>> Absolutely. Since python-xlib relies on low level X11 objects/methods,
>>>> it would be necessary to develop a completely new python GUI manager from
>>>> XLib. I know there is such a project, known as PLWM (http://plwm.sf.net),
>>>> but never tested it.
>>>>
>>>> BTW, the python-xlib/PLWM dev teams both released new version of their
>>>> softwares yesterday.
>>>>
>>>>
>>>>> Oh and on the subject of xlib, the menus in the sample apps dont seem
>>>>> to be working for me, is this a known issue or just me?
>>>>>
>>>>
>>>> As I said a few days ago, I didn't move all the samples yet to the new
>>>> graphic driver system. If you want to get them work, you have to replace 
>>>> the
>>>> line:
>>>> from wxSampleGui import display, start_display
>>>> with:
>>>> from SimpleGui import display, start_display.
>>>>
>>>
>>> Excuse-me Henrik, my answer was out of the scope of your question. The
>>> good answer is: with python-xlib graphic driver, hit the key 'n' (next) to
>>> switch from a function to the next one. Since there are no menus, it's the
>>> easiest solution I found.
>>>
>>>
>>> Cheers,
>>>
>>> Thomas
>>>
>>>
>>>
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>>> https://mail.gna.org/listinfo/pythonocc-users
>>>
>>>
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