Create activator in:
cd /usr/share/applications
we creat activator:
nano myActivator.desktop
and define icon, execute and terminal or not one in file:
[Desktop Entry]
Type=Application
Terminal=false
Name=chromium-browser
Icon=/opt/chromium.png
Exec=/usr/bin/chromium-browser --user-data-dir=/opt/
szymon@geek:/usr/share/applications$ pwd
/usr/share/applications
Type=Application
Terminal=false
Name=chromium-browser
Icon=/opt/chromium.png
Exec=/usr/bin/chromium-browser --user-data-dir=/opt/
szymon@geek:/usr/share/applications$ pwd
/usr/share/applications