Exemplo de Launcher para Gnome 3x rodando via terminal
#!/usr/bin/env xdg-open
[Desktop Entry]
Version=1.0
Type=Application
Terminal=true
Icon[en_US]=gnome-panel-launcher
Name[en_US]=Zibo RDP
Exec=xfreerdp -u jaccon -p iasn1jaccon -f -a 24 --no-tls 192.168.1.104
Name=Zibo RDP
Icon=gnome-panel-launcher