Undo ( Drawing Editor > Ctrl + z )

Tool summary :

• Can undo an unlimited number of move, delete or add operations.
• The most recent change is undone first, then the next-most-recent change, etc.
• Undo is available in the Drawing Editor only.
• See (on this page):
  
  
  • Step-by-step instructions
  • Changes you can undo
  • Changes you can't undo
  • Actions that clear the undo history

Also see :

• Redo
• Undo View Change (to undo view changes)
• Revert (to undo all changes)

page 1 | contents | edit > | edit

---

   Step-by-step instructions :

1 . Before using this tool:

1a : You need to have made one or more changes you can undo to your current drawing before you invoke Undo .

Tip: Look at the Edit menu. If Undo is disabled , then you have not made any changes to your drawing that can be undone. If Undo is active, the operation that can be undone is noted on the menu. For example, it will say Undo: Move .

2 . Invoke Undo using any one (1) of the following methods:

Method 1 : Click the Undo icon. The icon can be taken from the group named ' Edit ' and placed on a toolbar (classic) or the ribbon (lightning).

Method 2 : If " Drawing Editor layout style " is ' Classic ', you can use the menu system to choose Edit > Undo .

Method 3, 4 or 5 : Undo can also be invoked using a keyboard shortcut , the context menu , or a mode . For the ' Lightning ' layout style, configuration of the interface is done using Customize Interface .

Method 6 : In Select Items Mode , right-click ( Menu ) and choose " Undo " on the context menu .

3 . The most-recent change that can be undone is undone.

Alternative 1 : Repeat step 2 to undo the next-most-recent change that can be undone.

Alternative 2 : Do something else. Note: If you do another change that can be undone , then you cannot Redo this change.

page 1 | contents | edit > | edit | top

---

   Changes you can Undo :

• Move/stretch operations using Select .
• Add operations such as Add Arc , Add Circle , etc.
• Construction lines added using point locators like INCL (one at a time).
• Construction lines added using BSCL , BSMB , BSRL (all at once).
• Add Standard Detail , Paste , Paste at Original , Paste Special .
• Xxx Erase operations such as Arc Erase , Erase Circle , Delete , etc.
• Xxx Erase All operations such as Erase All Arcs , etc.
• Xxx Edit operations such as Arc Edit , double-click to edit, etc.
• Xxx Edit All operations such as Arc Edit All , Circle Edit All , etc.
• Area operations with the exception of Save Standard Detail.
• Layer changes.
• Changes to Drawing Data can be undone after the window is closed.

page 1 | contents | edit > | edit | top

---

   Changes you can't Undo :

• Save , etc.
• Save Standard Detail .
• Zoom In , Pan , etc. -- use Undo View Change instead.
• Display Options settings.
• Select or Select + to select -- use Restore Selection or Clear Selection .
• Paste to Several and Add Standard Detail to Several to drawings other than your current.

page 1 | contents | edit > | edit | top

---

   Actions that clear the Undo history :

• Open another drawing or Open Next Drawing or Open Previous Drawing from your current drawing. When your old drawing closes, the new Undo history applies to the new drawing that is opened.
• Definition: The Undo history is the complete list of undoable actions that the Drawing Editor maintains when you are working in a drawing. The most recent item added to the history is the action that Undo will undo.

page 1 | contents | edit > | edit | top