2011

Table Of Contents
use inquiry commands (such as LIST), use object snaps to specify points on
objects on locked layers, and change the draw order of objects on locked layers.
To help you differentiate between locked and unlocked layers, you can do the
following:
Hover over an object to see whether a lock icon is displayed
Dim the objects on locked layers
NOTE Grips are not displayed on objects that are on locked layers.
To lock or unlock a layer
1 Click Home tab Layers panel Layer Properties.
2 In the Layer Properties Manager, click the padlock for the layers that you
want to lock.
3 Click OK.
If the padlock is closed, the layer is locked and objects on that layer
cannot be selected.
To lock or unlock a layer by selecting an object on that layer
1 Click the Model tab.
2 Do either of the following:
Click Home tab Layers panel Lock.
Click Home tab Layers panel Unlock.
3 Select an object on the layer you want to lock or unlock.
702 | Chapter 19 Change Existing Objects