What features can be implemented in Application Host Page?
Features / Controls can be added to their Host page using Post Message API are
- Save Button - user can edit and save the document from host page
- Print Button - user can print the document from host page
- Track Change ON-OFF Control - user can enable the track changes button in the host page
- Accept and Reject Button - If track changes button is turned ON, user can control the changes (either to accept or reject) from the host page
- Field Inserts and set values to those fields - user can insert fields and set values for them
To know more about PostMessage API, please refer this
link.