**Inheritance:**
java.lang.Object, com.aspose.ms.System.ValueType, com.aspose.ms.System.Enum
```
public final class CalculationMode extends System.Enum
```

Specifies project calculation mode.
## Fields

| Field | Description |
| --- | --- |
| [Automatic](#Automatic) | Automatic mode. |
| [Manual](#Manual) | Manual mode. |
| [None](#None) | None. |
### Automatic {#Automatic}
```
public static final int Automatic
```


Automatic mode. Project dates and costs are recalculated when using this mode.

### Manual {#Manual}
```
public static final int Manual
```


Manual mode. Only necessary fields are recalculated in this mode, for example UIDs and IDs of objects.

### None {#None}
```
public static final int None
```


None. Project dates and costs are not recalculated in this mode.