Hi Sébastien, On Mon, 8 Aug 2022 at 14:50, Sébastien Wilmet <swil...@informatique-libre.be> wrote:
> Hi, > > I've seen the discussion this month about positioning windows. > > The use-case is something concrete: the Devhelp [1] assistant window. > > For some background, Devhelp (and libdevhelp) is implemented flexibly: > it can be used as a standalone app, it can be integrated into GTK IDEs, > the standalone app can be called to search or open a symbol. > > And there is the Devhelp assistant window: it is typically used by a > text editor, to ask Devhelp to show a small window with the > documentation for the symbol under the cursor. > > And that is where positioning is necessary: to not occlude the line of > text where the cursor is, and to show the documentation at a sensible > place (near the cursor position). > > With Wayland, this should be implemented with a subsurface. I may be > wrong, but in this case it's not possible, because it's not the same > app (the same process). > See the xdg-foreign protocol [2]. Cheers Olivier [2] https://gitlab.freedesktop.org/wayland/wayland-protocols/-/tree/main/unstable/xdg-foreign
