| Name | Description |
|---|---|
| DialogService | Represents a service for viewing dialogs. This is needed to abstract away the details from the view models, so that the view models can be unit tested better (view models should not have any dependencies to view code). |
| FileTypeRestriction | A class that determines the restrictions on file types for file open and file save dialogs. |
| MessageBoxDialogCommand | Represents a command for a message box (commands are mapped to the message box dialog buttons). |
| MessageBoxDialogCommands | Represents a set of commands for a message box dialog. The individual commands are mapped to the buttons of the message box dialog. |