| # Top Toolbar
Button | Description
| To save the diagram and close the workbench
| To save the diagram
| To return to the last saved version of the diagram
| To delete the current selected diagram objects from the diagram
| To print the diagram on a local printer
| To undo the last user action
| To reverse the last Undo command
| To increase zoom level
| To decrease zoom level
| To set the zoom to the default value 100
| To resize the diagram to make it completely visible