This changes the calculation of activity mode progress in the same way as was done in GtkProgressBar a while ago, and make it smooth, using a tick callback.
ef0e164 GtkEntry: Make progress pulsing smooth
gtk/gtkentry.c | 155 +++++++++++++++++++++++++++++++++++++++++---------------
1 file changed, 114 insertions(+), 41 deletions(-)
Upstream: git.gnome.org