ASPxImageBase.AlternateText Property

Gets or sets the alternate text displayed instead of the image when the image is unavailable.

Namespace: DevExpress.Web

Assembly: DevExpress.Web.v23.2.dll

NuGet Package: DevExpress.Web

Declaration

C#

[DefaultValue("")]
public string AlternateText { get; set; }

VB.NET

<DefaultValue("")>
Public Property AlternateText As String

Property Value

Type	Default	Description
String	String.Empty	A String value that specifies the alternate text displayed instead of the image.

Remarks

This property is a wrapper of the ImageEditPropertiesBase.AlternateText property.

Example

C#

protected void ASPxCallback1_Callback(object source, 
    DevExpress.Web.CallbackEventArgs e) {
    string xpath = string.Format("//items/item[@id='{0}']", e.Parameter);
    XmlNode node = XmlDataSource2.GetXmlDocument().SelectSingleNode(xpath);
    if(node != null) {
        LargeImage.ImageUrl = "Images/" + node.Attributes["FileName"].Value;
        LargeImage.AlternateText = node.Attributes["Text"].Value;
        LargeImageText.Text = node.Attributes["Text"].Value; 
    }
    e.Result = ASPxCallback.GetRenderResult(ImagePanel);
}

ASPX

<asp:Panel ID="Panel1" runat="server" EnableViewState="false" Visible="false">
    <asp:Panel ID="ImagePanel" runat="server" >
        <dx:ASPxImage ID="LargeImage" runat="server" Height="240px" Width="320px" />
        <br/>
        <dx:ASPxLabel ID="LargeImageText" runat="server" Text="" />
    </asp:Panel>
</asp:Panel>