To disable panel configuration, set the /apps/panel/global/locked_down key to true.
When you disable panel configuration, the following changes occur in the user interface:
The following items are removed from the panel pop-up menu and from the drawer pop-up menu:
Add to Panel
Delete This Panel
Properties
New Panel
The following items are removed from the pop-up menus for panel objects:
Remove From Panel
Lock
Move
The launcher pop-up menu is disabled.
The Main Menu pop-up menu is disabled.
The launcher drag feature is disabled so that users cannot drag launchers to or from panels.
The panel drag feature is disabled so that users cannot drag panels to new locations.