Re: Widgets that a GUI toolkit should have for Emacs.

[Vincenzo Pupillo]

Ok, thank you both very much.

In data sabato 18 gennaio 2025 10:02:18 Ora standard dell’Europa centrale, Po 
Lu ha scritto:
> Vincenzo Pupillo <v.pupillo@gmail.com> writes:
> > Ciao,
> > for another project I am working on (low priority at the moment) I have
> > started to write a small cross platform GUI Toolkit (for SDL 3 which has
> > not yet been released).
> > In the future, if I can adopt an open license (probably MIT or zlib), I
> > would like to be able to try using it with Emacs. So I wanted to ask if
> > you could tell me what are the minimum requirements and widgets that are
> > essential for Emacs.
> 
> The absolute minimum is that it should provide font rendering facilities
> that provide and operate on glyphs rather than characters and 2D
> graphics primitives with adequate facilities for applying affine
> transformations to bitmaps and Porter-Duff compositing.  Nothing beyond
> these (widgets or otherwise) is necessary, as Emacs is capable of
> supplying any other deficiencies itself :-)
> 
> The Android and X11 ports are excellent examples of ports with minimal
> toolkit involvement.