Operate on all the objects in a layer
Pick all the objects in a layer
- In the layer’s pop-up menu, choose Pick Objects.
Assign a wireframe color to the objects on a layer
Click the layer’s color swatch next to its name in the Layer Bar, to open a limited palette of colors.
Without releasing the mouse, drag to select a color, or drag to the Edit button to open the Color Editor from which you can choose a custom color.
Release the mouse button.
Make a layer visible or invisible
Changing the visibility of a layer also changes the visibility of objects in the layer.
Do one of the following:
- In the layer’s pop-up menu, choose Visible to turn the visibility of the layer on or off.
- Click on the layer’s button in the Layer Bar, then choose Layers > Visibility > Invisible
or Layers > Visibility > Visible 
to make the layer invisible or visible.
Make the objects in the layer inactive
Do one of the following:
In the Object Lister (Windows > Object Lister) click on the Layer Pick State icon
for that layer until it turns into 
.Note:If the icon is not visible, select it from the Filter menu.
In the layer’s pop-up menu, choose Set state > Inactive.
Click on the layer’s button in the Layer Bar, then choose Layers > Set State > Inactive
.
This is like using ObjectDisplay > Template 
to template the objects on the layer. However, objects on inactive layers can be shaded by turning on Shade Inactive Layers in the Visualization section of Preferences > General Preferences.
Make the objects in the layer unpickable
Do one of the following:
In the Object Lister (Windows > Object Lister) click on the Layer Pick State icon
for that layer until it turns into 
.Note:If the icon is not visible, select it from the Filter menu.
In the layer’s pop-up menu, choose Set state > Reference.
Click on the layer’s button in the Layer Bar, then choose Layers > Set State > Reference
.
Reference geometry is similar to templated geometry, but it can be snapped to.
Objects in reference layers can also be selected from within any Locators > Deviation tool, as well as Evaluate > Deviation Map 
, to measure deviation between regular objects and reference objects. Curve Edit > Fit Curve 
can be used on section data in reference layers.
Protect locators on invisible or reference layers
You can protect the locators on invisible or reference layers from being deleted when using Delete > Delete Locators by checking the Exclude Layer Reference States option.
What if...?
The layer bar is not visible below the prompt line?
Choose Layers > Toggle Layers or Layers > Toggle Layer Bar to display the Layer Bar.