/usr/share/applications/ontv.desktop is in ontv 3.2.0-1.
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 | [Desktop Entry]
Name=OnTV
Comment=Monitor TV programs
Exec=ontv
Icon=ontv
Type=Application
Categories=GTK;Utility;
X-Ubuntu-Gettext-Domain=ontv
|