Argh! Will the stream of ABI changes never end?
Gnumeric uses this to provide a walking-ant cursor large selected areas -- areas too big for processing in the normal paint loop. Morten On Fri, Jun 20, 2014 at 9:00 PM, Jasper St. Pierre <jstpie...@mecheye.net> wrote: > To better support Wayland with fewer copies and less drawing artifacts, I've > pushed some potentially breaking changes to GDK, namely around > gdk_cairo_create and gdk_window_begin_paint_region. > > https://git.gnome.org/browse/gtk+/commit/?id=d48adf9cee7e340acd7f8b9a5f9716695352b848 > https://git.gnome.org/browse/gtk+/commit/?id=be30e440c350f0f3e0f2572f7f3eab54ef96af0e > > With these changes, it is now illegal to call gdk_cairo_create outside of a > begin_paint / end_paint. This was always sketchy, and would never work on > Wayland anyway. If your code does this, we will print a warning and return a > dummy surface which won't ever be composited back into the main surface. > > Additionally, it is now forbidden to call gdk_window_begin_paint_region more > than once. Previously, the code had a "paint stack" which tracked paints, > but since GTK+ never used this codepath it was never actually tested and was > indeed broken on Wayland due to the way the Wayland backend was written. > Again, we will print a warning in this case and return. > > As part of these changes, gtk_widget_set_double_buffered was deprecated and > removed. Again, it will never work on Wayland, as that is natively > double-buffered, and it would simply break there. > > I tested with some local big applications like Ardour and the GNOME > applications, but don't have a GTK+3 build of Firefox, LibreOffice, Eclipse, > or any big GTK+ apps like Inkscape or The GIMP. > > Please double-check to make sure your apps still work fine. If you have a > problem with any of this or I broke your apps by accident, please reply and > I'll try to fix it. > > Thanks! > > -- > Jasper > > _______________________________________________ > gtk-devel-list mailing list > gtk-devel-list@gnome.org > https://mail.gnome.org/mailman/listinfo/gtk-devel-list > _______________________________________________ gtk-devel-list mailing list gtk-devel-list@gnome.org https://mail.gnome.org/mailman/listinfo/gtk-devel-list
