> For the complete documentation index, see [llms.txt](https://docs.wisej.com/api/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.wisej.com/api/wisej.web/lists-and-grids/datagridview/wisej.web.datagridviewsummaryrow.md).

# DataGridViewSummaryRow

Namespace: **Wisej.Web**

Assembly: **Wisej.Framework** (4.0.0.0)

* [DataGridViewElement](/api/wisej.web/lists-and-grids/datagridview/wisej.web.datagridviewelement.md)
  * [DataGridViewBand](/api/wisej.web/lists-and-grids/datagridview/wisej.web.datagridviewband.md)
    * [DataGridViewRow](/api/wisej.web/lists-and-grids/datagridview/wisej.web.datagridviewrow.md)
      * [DataGridViewSummaryRow](/api/wisej.web/lists-and-grids/datagridview/wisej.web.datagridviewsummaryrow.md)

Represents a summary row in a [DataGridView](/api/wisej.web/lists-and-grids/datagridview.md) control.

{% tabs %}
{% tab title="C#" %}

```csharp
public class DataGridViewSummaryRow : DataGridViewRow
```

{% endtab %}

{% tab title="VB.NET" %}

```visual-basic
Public Class DataGridViewSummaryRow
    Inherits DataGridViewRow
```

{% endtab %}
{% endtabs %}

You may derive from this class, and override [CreateSummaryRow](/api/wisej.web/lists-and-grids/datagridview.md#createsummaryrow-group-summaryposition-groupfromcol-grouptocol-style), to create custom [DataGridViewSummaryRow](/api/wisej.web/lists-and-grids/datagridview/wisej.web.datagridviewsummaryrow.md) rows.

## Constructors

### ![](/files/hsR4ok3152WyAf8J2C1u) DataGridViewSummaryRow(group, groupFromCol, groupToCol, summaryPosition)

Initializes a new instance of [DataGridViewSummaryRow](/api/wisej.web/lists-and-grids/datagridview/wisej.web.datagridviewsummaryrow.md).

| Name                | Type                                                                                              | Description                                                                                                                                                                                                                                                             |
| ------------------- | ------------------------------------------------------------------------------------------------- | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| **group**           | [DataGridViewRow\[\]](/api/wisej.web/lists-and-grids/datagridview/wisej.web.datagridviewrow.md)   | An array of the [DataGridViewRow](/api/wisej.web/lists-and-grids/datagridview/wisej.web.datagridviewrow.md) summarized by the group row being created.                                                                                                                  |
| **groupFromCol**    | [DataGridViewColumn](/api/wisej.web/lists-and-grids/datagridview/wisej.web.datagridviewcolumn.md) | The first [DataGridViewColumn](/api/wisej.web/lists-and-grids/datagridview/wisej.web.datagridviewcolumn.md) delimiting the group.                                                                                                                                       |
| **groupToCol**      | [DataGridViewColumn](/api/wisej.web/lists-and-grids/datagridview/wisej.web.datagridviewcolumn.md) | The last [DataGridViewColumn](/api/wisej.web/lists-and-grids/datagridview/wisej.web.datagridviewcolumn.md) delimiting the group.                                                                                                                                        |
| **summaryPosition** | [SummaryRowPosition](/api/wisej.web/lists-and-grids/datagridview/wisej.web.summaryrowposition.md) | The [SummaryRowPosition](/api/wisej.web/lists-and-grids/datagridview/wisej.web.summaryrowposition.md) indicated by the [AddSummaryRows](/api/wisej.web/lists-and-grids/datagridview.md#addsummaryrows-summarytype-groupcol-summarycol-style-customsummary) method call. |

**Throws:**

* [ArgumentNullException](https://docs.microsoft.com/dotnet/api/system.argumentnullexception)*group* is null.

## Properties

### ![](/files/hsR4ok3152WyAf8J2C1u) GroupFromColumn

[DataGridViewColumn](/api/wisej.web/lists-and-grids/datagridview/wisej.web.datagridviewcolumn.md): Returns the first [DataGridViewColumn](/api/wisej.web/lists-and-grids/datagridview/wisej.web.datagridviewcolumn.md) used to determine the group breaks.

### ![](/files/hsR4ok3152WyAf8J2C1u) GroupRows

[DataGridViewRow\[\]](/api/wisej.web/lists-and-grids/datagridview/wisej.web.datagridviewrow.md): Returns the array of rows that have been aggregated in this [DataGridViewSummaryRow](/api/wisej.web/lists-and-grids/datagridview/wisej.web.datagridviewsummaryrow.md).

### ![](/files/hsR4ok3152WyAf8J2C1u) GroupToColumn

[DataGridViewColumn](/api/wisej.web/lists-and-grids/datagridview/wisej.web.datagridviewcolumn.md): Returns the last [DataGridViewColumn](/api/wisej.web/lists-and-grids/datagridview/wisej.web.datagridviewcolumn.md) used to determine the group breaks.

### ![](/files/hsR4ok3152WyAf8J2C1u) SummaryPosition

[SummaryRowPosition](/api/wisej.web/lists-and-grids/datagridview/wisej.web.summaryrowposition.md): Returns the [SummaryRowPosition](/api/wisej.web/lists-and-grids/datagridview/wisej.web.summaryrowposition.md) of this [DataGridViewSummaryRow](/api/wisej.web/lists-and-grids/datagridview/wisej.web.datagridviewsummaryrow.md).

## Implements

| Name                                                          | Description                                                                                                     |
| ------------------------------------------------------------- | --------------------------------------------------------------------------------------------------------------- |
| [IUserData](/api/wisej.web/interfaces/wisej.web.iuserdata.md) | Provides access to the `UserData` and `Tag` properties associated to the component implementing this interface. |


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