new ContentEditHistoryManager(documentViewer)
Provides methods for adding history, undoing, and redoing edits.
Parameters:
| Name | Type | Description |
|---|---|---|
documentViewer |
Core.DocumentViewer |
Methods
-
canRedo()
-
Checks if there are any actions that can be redone.
Returns:
True if there are actions to redo, false otherwise.- Type
- boolean
-
canUndo()
-
Checks if there are any actions that can be undone.
Returns:
True if there are actions to undo, false otherwise.- Type
- boolean
-
redo()
-
Redo the most recent action if there are any actions to undo.
-
undo()
-
Undo the most recent action if there are any actions to undo.