# Interface IDesignerAutocompleteProvider

OptimaJet.Workflow.Core.Runtime.IDesignerAutocompleteProvider

Provides autocomplete suggestions for design-time inputs shown in the Workflow Designer UI.

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

```csharp
public interface IDesignerAutocompleteProvider
```

## Type Hierarchy

-   IDesignerAutocompleteProvider Current type
    -   Implementing types
        -   [ActiveDirectoryDesignerAutocompleteProvider](https://api.workflowengine.io/active-directory-plugin/OptimaJet.Workflow.Plugins.ActiveDirectoryPlugin.Providers/ActiveDirectoryDesignerAutocompleteProvider/)
        -   [AggregatingDesignerAutocompleteProvider](https://api.workflowengine.io/core/OptimaJet.Workflow.Core.Runtime/AggregatingDesignerAutocompleteProvider/)
        -   [DeactivatedDesignerAutocompleteProvider](https://api.workflowengine.io/core/OptimaJet.Workflow.Core.Runtime/DeactivatedDesignerAutocompleteProvider/)
        -   [EmptyDesignerAutocompleteProvider](https://api.workflowengine.io/core/OptimaJet.Workflow.Core.Runtime/EmptyDesignerAutocompleteProvider/)

## Methods

`List<string> GetAutocompleteSuggestions(SuggestionCategory category, string value, string schemeCode)` 

Gets a list of autocomplete suggestion strings for the specified category and context.

### Parameters

| Name | Type | Description |
| --- | --- | --- |
| `category` | `SuggestionCategory` | The suggestion category that determines the editor context. |
| `value` | `String` | The rule, action, or condition name used as context for suggestions. |
| `schemeCode` | `String` | The scheme code for which suggestions are requested. |

### Returns

| Type | Description |
| --- | --- |
| `List<String>` | A list of suggestion strings to display, or [null](https://learn.microsoft.com/dotnet/csharp/language-reference/keywords/null) when no suggestions are available. |

[Previous ICustomActivityProvider](https://api.workflowengine.io/core/OptimaJet.Workflow.Core.Runtime/ICustomActivityProvider/) [Next IDesignerParameterFormatProvider](https://api.workflowengine.io/core/OptimaJet.Workflow.Core.Runtime/IDesignerParameterFormatProvider/)