2010

NOTE When using a SpaceBall in conjunction with the standard mouse control, the SpaceBall can be configured for
navigation and the mouse for selecting. See “
SpaceBall” on page 82 for more information.
Selecting geometry in the Scene Area automatically selects the corresponding objects in the Selection Tree.
Holding the SHIFT key whilst selecting items in the Scene Area cycles through the selection resolution, allowing
you to get more specific with your selections.
You can use the Options Editor to customize the distance from an item you have to be for it to be selected (pick
radius). This is useful when you select lines and points.
Select Mode
In select mode, you can click an item in the Scene Area to select it. Once a single item is selected, its properties
are shown in the Properties window.
To use select mode to select geometry
1 Click
on the Selection Tools toolbar.
2 Click an item in the Scene Area to select it.
3 To select multiple geometry, press and hold down the CTRL key while clicking items in the scene.
4 To remove items from the current selection, hold down the CTRL key while clicking them again. Alternatively,
press the ESC key to to remove all items from the current selection.
Menu: Edit ➤ Select ➤ Select
Command entry: CTRL + 1
To set the pick radius
1 Click Tools ➤ Global Options.
2 In the Options Editor, expand the Interface node, and click the Selection option.
3 On the Selection page, enter the radius in pixels that an item has to be within in order to be selected. The
valid values are between 1 and 9.
4 Click OK.
Selection Commands
Selection commands enable you to quickly alter the current selection using logic. You can select multiple items
based on the currently selected items' properties, or quickly invert the set, select everything or nothing.
To select items with selection commands
1 Click Edit ➤ Select.
2 Click the required selection command.
Quick Reference
The selection commands are as follows:
■ Select All. Selects all items contained within the model.
■ Select None. Deselects everything in the model.
■ Invert Selection. Currently selected items become deselected and vice versa.
■ Selection Sets. Provides you with options to save and recall selection and search sets.
104 | Chapter 8 Review Your Model