3.2.2. Graphics Interaction

The Graphics Interaction group includes the following categories and preferences:

Category	Preference	Description
Mouse Buttons	Middle Button	Sets the default action when you depress the middle mouse button. Options include Rotate (default), Pan, Zoom, Box Zoom, and None.
	Right Button	Sets the default action when you depress the right mouse button. Options include Rotate, Pan, Zoom, Box Zoom (default), and None.
	Shift+Left Button	Sets the default action when you depress the Shift key and the left mouse button. Options include Rotate, Pan, Zoom, Box Zoom, and None (default).
	Shift+Middle Button	Sets the default action when you depress the Shift key and the middle button. Options include Rotate, Pan, Zoom (default),Box Zoom, and None.
	Shift+Right Button	Sets the default action when you depress the Shift key and the right button. Options include Rotate, Pan, Zoom, Box Zoom (default), and None.
	Ctrl+Left Button	Sets the default action when you depress the Shift key and the left button. Options include Multi-Select geometric or mesh entities (default), Rotate, Pan, Zoom, Box Zoom, and None.
	Ctrl+Middle Button	Sets the default action when you depress the Ctrl key and the middle button. Options include Rotate, Pan (default), Zoom, Box Zoom, and None.
	Ctrl+Right Button	Sets the default action when you depress the Ctrl key and the middle button. Options include Rotate, Pan, Zoom, Box Zoom (default), and None.
	Ctrl+Shift+Left Button	Sets the default action when you depress the Ctrl+Shift on the keyboard and the left mouse button simultaneously. Options include Multi-Select and None (default).
	Mouse Wheel	Sets the default action of the mouse wheel. Options include Zoom (default) and None.
Zoom	To Move Model Closer	When you select the Shift key and the middle mouse button, this preference enables you to zoom by moving the mouse in or out. Options include Push Mouse In (default) and Pull Mouse Out.
Rotation	Dynamic Viewing	When selected, a short animation shows the model moving/twisting toward its final pose if you make a standard view change (such as front, back, left, right, bottom, top, isometric, and Look At Face/Plane/Sketch). Options include Yes (default) and No.
Spaceball	Use Spaceball	This preference enables you to use a Spaceball 3D import device (not supported in UNIX). Options include Yes (default) and No.
Selection	Extend Selection Angle Limit (degrees)	This preference sets a limit in degrees for what kind of face and edge angles the system considers smooth. This affects the Extend to Adjacent and Extend to Limits Extend Selection toolbar buttons in DesignModeler. Extend Selection buttons are also present in the Mechanical application. The default value is 20° and the range is from 0° to 90°.
Selection	Gizmo angle increment (degrees)	This preference is not supported in the Mechanical application.