My 2c, Mark Waddingham deserves promotion to a state of eternal bliss for his magnificent command of the virtue of patience. Best, Bill P
William Prothero http://es.earthednet.org > On Jul 19, 2017, at 11:51 AM, Mark Waddingham via use-livecode > <use-livecode@lists.runrev.com> wrote: > > On 2017-07-19 18:59, Mark Waddingham via use-livecode wrote: >>> - set the layer ouf a stack below all other windows (opposite >>> of systemWindow) >> It might be useful - although probably not implementable (judging by >> how hard it is to get the backdrop to work reliably on all platforms). > > This case is a *lot* harder. > > The Mac Window Server does define various levels for windows > (https://developer.apple.com/documentation/coregraphics/cgwindowlevelkey?language=objc). > > However, the two below 'Normal' are not referenced in Cocoa - they are likely > reserved for the OS. Indeed, the 'Desktop' level is the actual Desktop window > (the thing which shows all the icons and such). I suspect that you have no > control over ordering within those levels at all - so the chance of it doing > what you want there is minimal. > > On Linux it is a similar story, there are a number of levels - the one which > (a long time ago) used to be used for backdrops, is now reserved to the > 'Desktops' (e.g. Gnome or KDE). If you have one of these desktops running, if > you set a window to that level (via the appropriate hint) it goes underneath > so you don't see it. > > On Win32 it probably could be 'hacked' in a similar way we do the backdrop > there now - however, you then have the problem that you have to make it work > in the sea of other application windows completely unrelated to your own > windows, which is a potential problem. > > Warmest Regards, > > Mark. > > -- > Mark Waddingham ~ m...@livecode.com ~ http://www.livecode.com/ > LiveCode: Everyone can create apps > > _______________________________________________ > use-livecode mailing list > use-livecode@lists.runrev.com > Please visit this url to subscribe, unsubscribe and manage your subscription > preferences: > http://lists.runrev.com/mailman/listinfo/use-livecode _______________________________________________ use-livecode mailing list use-livecode@lists.runrev.com Please visit this url to subscribe, unsubscribe and manage your subscription preferences: http://lists.runrev.com/mailman/listinfo/use-livecode
