/usr/share/mate-panel/layouts/ubuntu-mate-fresh.layout is in ubuntu-mate-default-settings 16.04.5.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 | [Toplevel top]
expand=true
orientation=top
size=24
[Toplevel bottom]
expand=true
orientation=bottom
size=24
[Object mate-menu]
locked=true
position=0
toplevel-id=top
applet-iid=MateMenuAppletFactory::MateMenuApplet
object-type=applet
[Object firefox]
locked=true
position=10
launcher-location=/usr/share/applications/firefox.desktop
toplevel-id=top
object-type=launcher
menu-path=applications:/
[Object notification-area]
object-type=applet
applet-iid=NotificationAreaAppletFactory::NotificationArea
toplevel-id=top
position=20
panel-right-stick=true
locked=true
[Object clock]
object-type=applet
applet-iid=ClockAppletFactory::ClockApplet
toplevel-id=top
position=10
panel-right-stick=true
locked=true
[Object shutdown]
action-type=shutdown
object-type=action
position=0
panel-right-stick=true
toplevel-id=top
locked=true
[Object show-desktop]
object-type=applet
applet-iid=WnckletFactory::ShowDesktopApplet
toplevel-id=bottom
position=0
locked=true
[Object window-list]
object-type=applet
applet-iid=WnckletFactory::WindowListApplet
toplevel-id=bottom
position=20
locked=true
[Object workspace-switcher]
object-type=applet
applet-iid=WnckletFactory::WorkspaceSwitcherApplet
toplevel-id=bottom
position=10
panel-right-stick=true
locked=true
[Object trashapplet]
locked=true
position=0
toplevel-id=bottom
applet-iid=TrashAppletFactory::TrashApplet
object-type=applet
panel-right-stick=true
|