ImageInfo.IsEmpty Property

Indicates whether the current ImageInfo is initialized.

Namespace: DevExpress.ExpressApp.Utils

Assembly: DevExpress.ExpressApp.v18.2.dll

Declaration

C#

public bool IsEmpty { get; }

VB.NET

Public ReadOnly Property IsEmpty As Boolean

Property Value

Type	Description
Boolean	true, if the current ImageInfo is initialized; otherwise, false.

Remarks

Generally, an uninitialized ImageInfo instance represents the result of a failed attempt to retrieve metadata on an image.

Related GitHub Examples

The following code snippets (auto-collected from DevExpress Examples) contain references to the IsEmpty 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#

XAF_how-to-implement-a-detail-view-item-e242/CS/HowToImplementDetailViewItem.Module.Win/ClassIconDetailItem.cs#L25

ImageInfo imageInfo = ImageLoader.Instance.GetLargeImageInfo(imageName);
if (imageInfo.IsEmpty) {
    imageControl.Visible = false;

XAF_how-to-create-a-custom-action-with-a-custom-control-in-xaf-aspnet-application-e4357/CS/Solution28.Module.Web/ParametrizedRangeActionMenuActionItem.cs#L191

public void SetImage(ImageInfo imageInfo, string buttonText) {
    if (!imageInfo.IsEmpty) {
        ASPxImageHelper.SetImageProperties(Button.Image, imageInfo);

VB.NET

XAF_how-to-implement-a-detail-view-item-e242/VB/HowToImplementDetailViewItem.Module.Win/ClassIconDetailItem.vb#L27

Dim imageInfo As ImageInfo = ImageLoader.Instance.GetLargeImageInfo(imageName)
If imageInfo.IsEmpty Then
    imageControl.Visible = False

XAF_how-to-create-a-custom-action-with-a-custom-control-in-xaf-aspnet-application-e4357/VB/Solution28.Module.Web/ParametrizedRangeActionMenuActionItem.vb#L205

Public Sub SetImage(ByVal imageInfo As ImageInfo, ByVal buttonText As String)
    If Not imageInfo.IsEmpty Then
        ASPxImageHelper.SetImageProperties(Button.Image, imageInfo)