41User Interface4.2.2 Menu navigation4.2.3 Rolling list4.2.4 Virtual keyboardFigure 28 Main menu windowPressing the “menu” button in the header bar calls the mainmenu. The display is made of three columns:• The left column is the menus, or submenus (greyed outoptions are not available)• The center column shows a tree view of actual positioninside the menu structure• The right column has the generic controls detailed below.Return to previous menu (one step back)Jump directly to main menuClose the menu and go back to measurement view display. If themenu button is pressed again, the menu returns to its previous state(tree structure is saved)Help topics concerning current menuFigure 29 Rolling listexampleFor convenience, selection through a possible large list ofitems has been designed with a rolling list, like in thisexample. Use the up and down arrow to navigate, or selectdirectly one item and press OK.Figure 30 Virtual editingkeyboardWhen a text box (alphanumeric field) has to be edited and ispressed, a virtual keyboard appears on screen. It can be usedas a PC keyboard (pressing CAP gives access to specialkeys).Once values have been entered, press the Enter key toconfirm and exit the virtual keyboard.During the editing, the edited field name is displayed, alongwith units where applicable.
