Re: [Pyobjc-dev] Modify wrapper or loadBundleFunctions syntax
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Re: [Pyobjc-dev] Modify wrapper or loadBundleFunctions syntax
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From: Virgil D. <hs...@ha...> - 2010-04-12 18:44:21
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On Mon, Apr 12, 2010 at 8:34 PM, Pepijn de Vos <pep...@gm...> wrote:
> Thank you, that seemed to work.
>
> By the way, the bug is right there under your nose:
> <arg type='{CGPoint=ff}' type64='{CGPoint=**ff**}' />
> Change the second ff into dd and it's done.
> Should I submit a patch or bug report somewhere?
>
> Groeten,
> Pepijn de Vos
> --
> Sent from my iPod Shuffle
> http://pepijndevos.nl
>
> On Apr 12, 2010, at 8:13 PM, Virgil Dupras wrote:
>
>> On Mon, Apr 12, 2010 at 7:44 PM, Pepijn de Vos <pep...@gm...> wrote:
>>> Hi,
>>> It's me again.
>>> How can I change the wrapper for a function like CGEventCreateMouseEvent
>>> from Quartz?
>>> It seems like my CGPoint uses floats instead of doubles, which is wrong for
>>> 64 bit, like in Snow Leopard.
>>> Another option is going back to using objc and importing the function
>>> manually.
>>> The problem is that I don't know the syntax for loadBundleFunctions.
>>> I managed to get CGPostMouseEvent working with this: v{CGPoint=dd} (instead
>>> of ff)
>>> What would I need to do to import CGEventCreateMouseEvent?
>>> Groeten,
>>> Pepijn de Vos
>>> --
>>> Sent from my iPod Shuffle
>>> http://pepijndevos.nl
>>> On Apr 4, 2010, at 6:23 PM, Ratko Jagodic wrote:
>>>
>>> Hi Pepijn,
>>> Sorry, but I haven't seen this before. It seemed to work for me. If you feel
>>> adventurous, you could try investigating yourself in the PyObjC source. The
>>> file is _callbacks.m where the link between C/Python is for events.
>>> Sorry I couldn't be of more help. Maybe others on this list could provide
>>> more info.
>>> Good luck.
>>> Ratko
>>>
>>>
>>> On Sun, Apr 4, 2010 at 11:02 AM, Pepijn de Vos <pep...@gm...>
>>> wrote:
>>>>
>>>> Hi,
>>>> As you can see in the code below the returned value of the mouse event has
>>>> an insane value.
>>>> When I generate a click or move event the mouse jumps to the very corner
>>>> of the screen.
>>>> <NSPoint x=13510801139695616.0 y=6.953222975623699e-310>
>>>> Could it be that integer and float conversions between C and Python are
>>>> messed up somewhere?
>>>> I tried to use a tuple, a NSPoint and a CGPoint, which made no difference
>>>> at all.
>>>> Just creating a CGPoint object without the event works fine though.
>>>> Groeten,
>>>> Pepijn de Vos
>>>> --
>>>> Sent from my iPod Shuffle
>>>> http://pepijndevos.nl
>>>> On Apr 4, 2010, at 5:54 PM, Ratko Jagodic wrote:
>>>>
>>>> I ran across the same problem back in September and there were a few bugs
>>>> in the C code. I reported the bugs and they were fixed so I guess the
>>>> Macports version includes those fixes. Don't know about the version numbers.
>>>> CGEventTapCreate should take 6 parameters, as it does in carbon.
>>>>
>>>> What do you mean by "breaks the location"?
>>>> "When I run Python26 and PyObjC from Macports the event system works fine,
>>>> but making an event breaks the location."
>>>>
>>>>
>>>> Ratko
>>>>
>>>>
>>>> On Sun, Apr 4, 2010 at 10:27 AM, Pepijn de Vos <pep...@gm...>
>>>> wrote:
>>>>>
>>>>> Hi all,
>>>>>
>>>>> I finally managed to get listening to events working, the code is at
>>>>> http://github.com/pepijndevos/PyMouse/blob/master/mac.py#L30
>>>>> I don't know what made the difference, but after a lot of trying it
>>>>> suddenly worked.
>>>>>
>>>>> Now I have another strange issue.
>>>>> When I run the default Python and PyObjC version that came with Mac OS X
>>>>> 10.6, Python segfaults while creating an event tap.
>>>>> When I run Python26 and PyObjC from Macports the event system works fine,
>>>>> but making an event breaks the location.
>>>>>
>>>>> Stock Python:
>>>>>
>>>>>>>> from Quartz import *
>>>>>>>> def test(*args):
>>>>> ... print args
>>>>> ...
>>>>>>>> tap = CGEventTapCreate(
>>>>> ... kCGSessionEventTap,
>>>>> ... kCGHeadInsertEventTap,
>>>>> ... kCGEventTapOptionDefault,
>>>>> ... CGEventMaskBit(kCGEventMouseMoved) |
>>>>> ... CGEventMaskBit(kCGEventLeftMouseDown) |
>>>>> ... CGEventMaskBit(kCGEventLeftMouseUp) |
>>>>> ... CGEventMaskBit(kCGEventRightMouseDown) |
>>>>> ... CGEventMaskBit(kCGEventRightMouseUp) |
>>>>> ... CGEventMaskBit(kCGEventOtherMouseDown) |
>>>>> ... CGEventMaskBit(kCGEventOtherMouseUp),
>>>>> ... test)
>>>>> Segmentation fault
>>>>>
>>>>> Macports Python:
>>>>>
>>>>>>>> from Quartz import *
>>>>>>>> event = CGEventCreateMouseEvent(None, 3, CGPoint(200, 200), 1)
>>>>>>>> CGEventGetLocation(event)
>>>>> <NSPoint x=13510801139695616.0 y=6.953222975623699e-310>
>>>>>
>>>>> Also the stock version of CGEventTapCreate needs 5 parameters while the
>>>>> Macports version needs 6.
>>>>>
>>>>> Macports version of PyObjC is 2.2
>>>>> Included version should be 2.2b3 according to a blog I found.
>>>>>
>>>>> Groeten,
>>>>> Pepijn de Vos
>>>>> --
>>>>> Sent from my iPod Shuffle
>>>>> http://pepijndevos.nl
>>>>>
>>>>>
>>>>>
>>>>> ------------------------------------------------------------------------------
>>>>> Download Intel® Parallel Studio Eval
>>>>> Try the new software tools for yourself. Speed compiling, find bugs
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>>>>> http://p.sf.net/sfu/intel-sw-dev
>>>>> _______________________________________________
>>>>> Pyobjc-dev mailing list
>>>>> Pyo...@li...
>>>>> https://lists.sourceforge.net/lists/listinfo/pyobjc-dev
>>>>
>>>>
>>>
>>>
>>>
>>> ------------------------------------------------------------------------------
>>> Download Intel® Parallel Studio Eval
>>> Try the new software tools for yourself. Speed compiling, find bugs
>>> proactively, and fine-tune applications for parallel performance.
>>> See why Intel Parallel Studio got high marks during beta.
>>> http://p.sf.net/sfu/intel-sw-dev
>>> _______________________________________________
>>> Pyobjc-dev mailing list
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>>> https://lists.sourceforge.net/lists/listinfo/pyobjc-dev
>>>
>>>
>>
>> Maybe you can inspire yourself from the PyObjC.bridgeSupport file? The entry is:
>>
>> <function name='CGEventCreateMouseEvent'>
>> <retval already_cfretained='true' type='^{__CGEvent=}' />
>> <arg type='^{__CGEventSource=}' />
>> <arg type='I' />
>> <arg type='{CGPoint=ff}' type64='{CGPoint=ff}' />
>> <arg type='I' />
>> </function>
>>
>> So maybe that your 64-bit signature would be
>> "^{__CGEvent=}^{__CGEventSource=}I{CGPoint=dd}I" or something?
>>
>> --
>> Virgil Dupras
>
>
I know it's a bug, I had started a fork of PyObjC with 64-bit fixes at
http://bitbucket.org/hsoft/pyobjc/ , but I think that Ronald, in his
recent commits, already fixed most of these bugs in the trunk.
There's (or there were) a *lot* of 64-bit glitches all around.
--
Virgil Dupras
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