# Class BaseDefinition

OptimaJet.Workflow.Core.Model.BaseDefinition

Provides the name and [BaseDefinition.DesignerSettings](https://api.workflowengine.io/core/OptimaJet.Workflow.Core.Model/BaseDefinition/) shared by definitions in a process scheme.

Namespace: [OptimaJet.Workflow.Core.Model](https://api.workflowengine.io/core/OptimaJet.Workflow.Core.Model/)

```csharp
public abstract class BaseDefinition
```

## Type Hierarchy

-   BaseDefinition Current type
    -   [ActivityDefinition](https://api.workflowengine.io/core/OptimaJet.Workflow.Core.Model/ActivityDefinition/)
    -   [ActorDefinition](https://api.workflowengine.io/core/OptimaJet.Workflow.Core.Model/ActorDefinition/)
    -   [CodeActionDefinition](https://api.workflowengine.io/core/OptimaJet.Workflow.Core.Model/CodeActionDefinition/)
    -   [CommandDefinition](https://api.workflowengine.io/core/OptimaJet.Workflow.Core.Model/CommandDefinition/)
    -   [CommentDefinition](https://api.workflowengine.io/core/OptimaJet.Workflow.Core.Model/CommentDefinition/)
    -   [ParameterDefinition](https://api.workflowengine.io/core/OptimaJet.Workflow.Core.Model/ParameterDefinition/)
        -   [ParameterDefinitionWithValue](https://api.workflowengine.io/core/OptimaJet.Workflow.Core.Model/ParameterDefinitionWithValue/)
    -   [ProcessDefinition](https://api.workflowengine.io/core/OptimaJet.Workflow.Core.Model/ProcessDefinition/)
    -   [TimerDefinition](https://api.workflowengine.io/core/OptimaJet.Workflow.Core.Model/TimerDefinition/)
    -   [TransitionDefinition](https://api.workflowengine.io/core/OptimaJet.Workflow.Core.Model/TransitionDefinition/)

## Constructors

`protected BaseDefinition()` 

Initializes a new instance of the [BaseDefinition](https://api.workflowengine.io/core/OptimaJet.Workflow.Core.Model/BaseDefinition/) class with new [BaseDefinition.DesignerSettings](https://api.workflowengine.io/core/OptimaJet.Workflow.Core.Model/BaseDefinition/).

## Properties

`public virtual string Name { get; set; }` 

Gets or sets the name of this definition within its process scheme.

`public DesignerSettings DesignerSettings { get; set; }` 

Gets or sets the layout and appearance settings used to position and render this definition in Workflow Designer.

## Methods

`public BaseDefinition Clone()` 

Creates a copy of the current definition.

### Returns

| Type | Description |
| --- | --- |
| `BaseDefinition` | A [BaseDefinition](https://api.workflowengine.io/core/OptimaJet.Workflow.Core.Model/BaseDefinition/) copy whose runtime type matches the current instance. |

### Exceptions

| Type | Description |
| --- | --- |
| `NullReferenceException` | The value of [BaseDefinition.DesignerSettings](https://api.workflowengine.io/core/OptimaJet.Workflow.Core.Model/BaseDefinition/) is [null](https://learn.microsoft.com/dotnet/csharp/language-reference/keywords/null). |

### Remarks

The operation performs a shallow copy, then clones [BaseDefinition.DesignerSettings](https://api.workflowengine.io/core/OptimaJet.Workflow.Core.Model/BaseDefinition/).

[Previous Annotation](https://api.workflowengine.io/core/OptimaJet.Workflow.Core.Model/Annotation/) [Next CodeActionDefinition](https://api.workflowengine.io/core/OptimaJet.Workflow.Core.Model/CodeActionDefinition/)