Lock Cell (Layers Section)
Specifies whether shapes belonging to the layer are locked against being selected or edited.
Shapes are locked.
Shapes are not locked.
You can also set this value by selecting Lock in the Layer Properties dialog box (on the Home tab, in the Editing group, click Layers, and then click Layer Properties).
To get a reference to the Lock cell by name from another formula, or from a program using the CellsU property, use:
Layers.Locked[i] where i = <1>, 2, 3...
To get a reference to the Lock cell by index from a program, use the CellsSRC property with the following arguments:
visRowLayer + i where i = 0, 1, 2...