[Mono-dev] winforms , libgdiplus and cairo-gl

[Michael Grunditz]

26 jan 2014 kl. 11:31 skrev Michael Grunditz <micken at mickenware.se>:

> Hi
> 
> I have spent this weekend working on getting libgdiplus and winforms with a cairo-gl (linux) backend.
> Many things was easy to change and I have a forms gui up and running.
> 
> However , when I tried a drop down menu things got complicated (see pics below). I 
> think that this points to som fill routines but I am not sure. Is there someone on this
> list who knows the complete chain from drop down menu to gdiplus?
> 
> http://www.update.uu.se/~micken/forms_gl1.jpg
> 
> http://www.update.uu.se/~micken/forms_gl2.jpg
> 
> http://www.update.uu.se/~micken/forms_gl3.jpg
> 
> Br
> 
> Michael Grunditz

Update. I found the real problem. When areas are being exposed gdiplus only redraws (filling) the part that was exposed. So , when I do swapbuffers it redraws the  non complete cairo surface.

It seems like the happens only in special fill cases. For example buttons are never ”damaged”.

Michael

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