The ‘Edit’ Menu
This menu includes the following commands (see Hierarchy of Tree Objects ):
Rename – rename the highlighted tree object; the following dialog to type a name is displayed upon this command:
When setting a name, a letter case and whitespaces are taken into account. A name must not contain dots.
Copy – copy a highlighted tree object into the clipboard
Paste – insert a tree object from the clipboard
Object insertion is available only if a group already contains such an object.
Delete – delete the highlighted tree object. If a group is deleted, all its child groups/elements are deleted.
Undo – undo the last action
Redo – redo the last action undone
In addition, the commands Undo and Redo are available for operations performed in the object tree and in dialogs of parameters of tree objects.