ASPxGridViewExportRenderingEventArgs.Column Property

Gets a data column that corresponds to the processed grid element.

Namespace: DevExpress.Web

Assembly: DevExpress.Web.v24.1.dll

NuGet Package: DevExpress.Web

Declaration

C#

public GridViewColumn Column { get; }

VB.NET

Public ReadOnly Property Column As GridViewColumn

Property Value

Type	Description
GridViewColumn	A GridViewColumn object that specifies the data column. null (Nothing in Visual Basic) if the processed element doesn’t belong to a column (e.g. preview, footer).

Example

This example shows how to draw company names in an exported document based on the number of products. Company names are painted in Green if the product count is greater than 1,000. Otherwise, company names are painted in Red.

The image below shows the result:

C#

using DevExpress.Web.Export;
using DevExpress.Web.ASPxGridView;

protected void grid_ExportRenderBrick(object sender, DevExpress.Web.ASPxGridViewExportRenderingEventArgs e) {
    GridViewDataColumn dataColumn = e.Column as GridViewDataColumn;
    if(e.RowType == GridViewRowType.Data && dataColumn != null && dataColumn.FieldName == "CompanyName") {
        e.BrickStyle.ForeColor = (decimal)e.GetValue("ProductAmount") > 1000 ? Color.Green : Color.Red;
        e.BrickStyle.BackColor = Color.LightYellow;
    }
}

protected void btn_Click(object sender, EventArgs e) {
    grid.ExportPdfToResponse();
}

VB.NET

Imports DevExpress.Web.Export
Imports DevExpress.Web.ASPxGridView

Protected Sub grid_ExportRenderBrick(ByVal sender As Object, ByVal e As DevExpress.Web.ASPxGridViewExportRenderingEventArgs)
    Dim dataColumn As GridViewDataColumn = TryCast(e.Column, GridViewDataColumn)
    If e.RowType = GridViewRowType.Data AndAlso dataColumn IsNot Nothing AndAlso dataColumn.FieldName = "CompanyName" Then
        e.BrickStyle.ForeColor = If(CDec(e.GetValue("ProductAmount")) > 1000, Color.Green, Color.Red)
        e.BrickStyle.BackColor = Color.LightYellow
    End If
End Sub

Protected Sub btn_Click(ByVal sender As Object, ByVal e As EventArgs)
    grid.ExportPdfToResponse()
End Sub

Related GitHub Examples

The following code snippet (auto-collected from DevExpress Examples) contains a reference to the Column property.

Note

The algorithm used to collect these code examples remains a work in progress. Accordingly, the links and snippets below may produce inaccurate results. If you encounter an issue with code examples below, please use the feedback form on this page to report the issue.

C#

asp-net-web-forms-grid-export-images/CS/Export/Default.aspx.cs#L10

protected void Grid_ExportRenderBrick(object sender, ASPxGridViewExportRenderingEventArgs e) {
    var dataColumn = e.Column as GridViewDataColumn;
    if (dataColumn != null && dataColumn.FieldName == "ImagePath" && e.RowType == GridViewRowType.Data)