[Mono-winforms-list] Blank windows

Natalia Portillo claunia at claunia.com
Sun Dec 13 13:18:35 EST 2009


No, the problem finally was that Dispose as I stated before.

I changed that lines and now in all test environments it is working
perfectly (but in one that does not find network interfaces).


Petit Eric wrote:
> 
> After had lot of troubles around this, i believe the problem should be
> around "Properties.Resources"
> 
> 2009/12/13 Natalia Portillo <claunia at claunia.com>:
>>
>> I've prepared a test case and...
>> The test case worked "perfectly" (transparency is still not being set),
>> so I
>> don't know what is the cause of the problem neither how to guess it.
>>
>>
>> Natalia Portillo wrote:
>>>
>>> No, I have my own framework for translation.
>>>
>>> However it only changes the button images, the forms background image
>>> and
>>> transparency key are constant, defined as so:
>>>            this.BackgroundImage =
>>> global::OpenMetaverse.Properties.Resources.frmAbout;
>>>             this.TransparencyKey = System.Drawing.Color.Yellow;
>>>
>>> Once the "blank window" bug appeared it doesn't work until restarting
>>> the
>>> whole machine.
>>> Even then, if I've put a conditional "if running on mono don't set that
>>> parameters" the windows still appear blank.
>>>
>>> Tested on following environments:
>>> Mac OS X 10.6 (64-bit kernel), Mono 2.4.2.3
>>> Mac OS X 10.6 (64-bit kernel), Mono 2.4.3
>>> Mac OS X 10.6 (64-bit kernel), Mono 2.6 RC 1
>>> Gentoo Linux x86-64 + KDE4 (composite enabled and working), Mono 2.4.3
>>> OpenSuSE 11.2 (fresh install on virtual machine) x86, Mono 2.4.2.3
>>> Mac OS X 10.5 (PowerPC G4), Mono 2.4.3
>>>
>>> I don't know if buttons may also be causing the problem, they are PNG
>>> with
>>> alpha channel loaded from embedded resources.
>>>
>>> I suppose I can prepare in the day a test project for filling a bug.
>>>
>>>
>>> Petit Eric wrote:
>>>>
>>>> once time did you use the translation feature of winforms ?
>>>>
>>>> 2009/12/13 Stifu <stifu at free.fr>:
>>>>>
>>>>> Could you please file a bug report with a reduced test case?
>>>>> You could also try with Mono 2.6 RC1 if you haven't already, just in
>>>>> case.
>>>>>
>>>>>
>>>>> Natalia Portillo wrote:
>>>>>>
>>>>>> I have an application created using WinForms that uses the
>>>>>> TransparencyKey
>>>>>> value on all the forms.
>>>>>> At first start of the application that setting is just ignored at
>>>>>> all.
>>>>>>
>>>>>> I've tested on OS X's X11 (of course composite is working) and on
>>>>>> Linux
>>>>>> x64 under GNOME, KDE4 and XFCE (all the three say that composite is
>>>>>> enabled, and are using them for their own transparencies)
>>>>>>
>>>>>> At a point of the application it just simply crashes, and then if I
>>>>>> try
>>>>>> to
>>>>>> run it again, I get the window, empty, and fully black (white on Mac
>>>>>> OS
>>>>>> X)
>>>>>>
>>>>>> Any idea of what is happening here?
>>>>>>
>>>>>
>>>>> --
>>>>> View this message in context:
>>>>> http://old.nabble.com/Blank-windows-tp26762208p26764193.html
>>>>> Sent from the Mono - WinForms mailing list archive at Nabble.com.
>>>>>
>>>>> _______________________________________________
>>>>> Mono-winforms-list maillist  -  Mono-winforms-list at lists.ximian.com
>>>>> http://lists.ximian.com/mailman/listinfo/mono-winforms-list
>>>>>
>>>>
>>>>
>>>>
>>>> --
>>>>  Cordially.
>>>>
>>>>  Small Eric Quotations of the days:
>>>>
>>>> ---------------------------------------------------------------------------
>>>>  I have no special talents. I am only passionately curious
>>>> _______________________________________________
>>>> Mono-winforms-list maillist  -  Mono-winforms-list at lists.ximian.com
>>>> http://lists.ximian.com/mailman/listinfo/mono-winforms-list
>>>>
>>>>
>>>
>>>
>>
>> --
>> View this message in context:
>> http://old.nabble.com/Blank-windows-tp26762208p26767575.html
>> Sent from the Mono - WinForms mailing list archive at Nabble.com.
>>
>> _______________________________________________
>> Mono-winforms-list maillist  -  Mono-winforms-list at lists.ximian.com
>> http://lists.ximian.com/mailman/listinfo/mono-winforms-list
>>
> 
> 
> 
> -- 
>  Cordially.
> 
>  Small Eric Quotations of the days:
> 
> ---------------------------------------------------------------------------
>  I have no special talents. I am only passionately curious
> _______________________________________________
> Mono-winforms-list maillist  -  Mono-winforms-list at lists.ximian.com
> http://lists.ximian.com/mailman/listinfo/mono-winforms-list
> 
> 

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