ASPxTreeListExporter.RenderBrick Event

Enables rendering of different content from the content exported by default.

Namespace: DevExpress.Web.ASPxTreeList

Assembly: DevExpress.Web.ASPxTreeList.v23.2.dll

NuGet Package: DevExpress.Web

Declaration

C#

public event ASPxTreeListRenderBrickEventHandler RenderBrick

VB.NET

Public Event RenderBrick As ASPxTreeListRenderBrickEventHandler

Event Data

The RenderBrick event's data class is ASPxTreeListExportRenderBrickEventArgs. The following properties provide information specific to this event:

Property	Description
BrickStyle	Gets the appearance settings used to paint report bricks.
Column	Gets a data column that corresponds to the processed tree list element.
ImageValue	Gets or sets an array of bytes that contains the processed brick’s image.
NodeKey	Gets the processed node’s key value.
RowKind	Gets the processed row’s type.
Text	Gets or sets the text displayed within the brick currently being rendered.
TextValue	Gets or sets the processed brick’s value.
Url	Gets or sets the rendered brick’s URL.
XlsxFormatString	Specifies the format string applied to the processed brick’s value when exporting to Excel format (XLS or XLSX).

Example

This example shows how to draw department names in an exported document, based on their budget. Department names are painted in Orange if their budget is less than $100,000.

The image below shows the result:

C#

using DevExpress.Web.ASPxTreeList;

protected void ASPxTreeListExporter1_RenderBrick(object sender,
DevExpress.Web.ASPxTreeList.Export.ASPxTreeListExportRenderBrickEventArgs e) {
    if (e.RowKind == TreeListRowKind.Data && e.Column != null &
        e.Column.FieldName == "Department") {
        if (Convert.ToInt32(ASPxTreeList1.FindNodeByKeyValue(e.NodeKey)["Budget"]) < 100000)
            e.BrickStyle.BackColor = System.Drawing.Color.Orange;
    }
}