| Name | Description | |
|---|---|---|
 | DocumentChanged | Occurs when PDF document is changed. i.e. the value of the IsChanged property is changed. |
| IsSavingRequiredChanged | Occurs when IsSavingRequired property value is changed. |
| Progress | Occurs when the PDF file is packing/saving. |
| RuntimeMessageAdded | Occurs when the runtime message is added to the RuntimeMessages property. |