# ToolbarButtonItem class

Represents a toolbar button with an optional drop-down control.

**Namespace:** [`Eremex.AvaloniaUI.Controls.Bars`](./index.md)  
**Assembly:** `Eremex.Avalonia.Controls.dll`  
**NuGet Package:** [Eremex.Avalonia.Controls](https://www.nuget.org/packages/Eremex.Avalonia.Controls)

## Declaration

```csharp
public class ToolbarButtonItem : ToolbarButtonBaseItem
```

## Public Members

| name | description |
| --- | --- |
| [ToolbarButtonItem](ToolbarButtonItem/ToolbarButtonItem.md)() | The default constructor. |
| [DropDownArrowVisibility](ToolbarButtonItem/DropDownArrowVisibility.md) { get; set; } | Gets or sets the visibility and split-button behavior of the drop-down arrow. |
| [DropDownControl](ToolbarButtonItem/DropDownControl.md) { get; set; } | Gets or sets the popup control displayed by the button. |
| [DropDownOpenMode](ToolbarButtonItem/DropDownOpenMode.md) { get; set; } | Gets or sets the pointer action that opens the item's drop-down popup. |
| [IsPopupOpen](ToolbarButtonItem/IsPopupOpen.md) { get; set; } | Gets or sets whether the item's popup is open. |
| event [DropDownPress](ToolbarButtonItem/DropDownPress.md) | Occurs when the pointer button is pressed over the drop-down area. |

## See Also

* class [ToolbarButtonBaseItem](./ToolbarButtonBaseItem.md)
* namespace [Eremex.AvaloniaUI.Controls.Bars](./index.md)

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