Problem: Eclipse is missing the menu bar in Ubuntu.
Solution: Fix it. Follow these steps.

Note: (Change the Red Text to your preference)

First we create a desktop eclipse shortcut…

1. Open a Terminal and enter the following.

sudo gedit /usr/share/applications/eclipse.desktop

2. Add this following text and save.

[Desktop Entry]

Version=4.3.0

Name=Eclipse

Comment=lDE for all seasons

#Exec=lhome/your user/eclipse location/eclipse/eclipse
Exec=env UBUNTU_MENUPROXY=O /home/your user/eclipse Iocation/eclipse/eclipse
Icon=/home/your user/Developer/eclipse/icon.xpm
Terminal=false

Type=Application

Categories=Utility;Application

3. Open Eclipse.

Congratulations! We have a Menu Bar!

Happy developing!