To Restrict Applications

To restrict the applications that users can start, use the following keys:

• /desktop/gnome/lockdown/restrict_application_launching

• /desktop/gnome/lockdown/allowed_applications

To restrict the applications that users can start, set the /desktop/gnome/lockdown/restrict_application_launching key to true.

When you restrict the applications, the following changes occur in the user interface:

• The Run Application item is removed from the following menus:

  • Main Menu

  • Actions submenu in the Add to Panel menu

  • Actions menu in the Menu Bar panel application

• Any menu items that do not correspond to applications listed in the /desktop/gnome/lockdown/allowed_applications key are removed from the following menus:

  • Main Menu

  • Actions submenu in the Add to Panel menu

  • Launcher from menu submenu in the Add to Panel menu

  • Actions menu in the Menu Bar panel application

• When users double-click on a launcher on a panel, on a drawer, or on the desktop, a warning dialog is displayed if the application is not listed in the /desktop/gnome/lockdown/allowed_applications key. The application is not started.

• When users open a file whose MIME type is associated with an application that is not listed in the /desktop/gnome/lockdown/allowed_applications key, a warning dialog is displayed. The application is not started.

• If particular commands are not listed in the /desktop/gnome/lockdown/allowed_applications key, the corresponding menu items are removed from menus, as shown in the following table:

  Command	Menu Item	Menu
  /usr/bin/gnome-search-tool	Find Files	Main Menu Actions menu in Menu Bar panel application Add to Panel -> Actions
  /usr/bin/jds-help	Help	Main Menu
  /usr/bin/gnome-panel-screenshot	Screenshot	Add to Panel -> Actions