FetchAsyncArgsBase.Filter Property

Gets the GridControl‘s filter.

Namespace: DevExpress.Mvvm.Xpf

Assembly: DevExpress.Mvvm.v23.2.dll

NuGet Packages: DevExpress.Mvvm, DevExpress.Win.Navigation

Declaration

C#

public object Filter { get; }

VB.NET

Public ReadOnly Property Filter As Object

Property Value

Type	Description
Object	The GridControl‘s filter.

Related GitHub Examples

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

how-to-bind-wpf-grid-to-data/CS/ViewModel/EFCore/InfiniteAsyncSource/MainViewModel.cs#L27

    .SortBy(args.SortOrder, defaultUniqueSortPropertyName: nameof(Issue.Id))
    .Where(MakeFilterExpression((CriteriaOperator)args.Filter));
return queryable.Skip(args.Skip).Take(args.Take ?? 100).ToArray();

wpf-data-grid-implement-crud-operations/CS/ViewModel/EFCore/InfiniteAsyncSource/MainViewModel.cs#L16

    .SortBy(args.SortOrder, defaultUniqueSortPropertyName: nameof(EFCoreIssues.Issues.Issue.Id))
    .Where(MakeFilterExpression((DevExpress.Data.Filtering.CriteriaOperator)args.Filter));
return queryable.Skip(args.Skip).Take(args.Take ?? 100).ToArray();

wpf-data-grid-bind-to-infiniteasyncsource/CS/InfiniteAsyncSourceMVVMSample/IssueServiceViewModel.cs#L33

sortOrder: GetIssueSortOrder(args.SortOrder),
filter: (IssueFilter)args.Filter);

wpf-data-grid-bind-to-pagedasyncsource/CS/PagedAsyncSourceMVVMSample/IssueServiceViewModel.cs#L22

sortOrder: GetIssueSortOrder(args.SortOrder),
filter: (IssueFilter)args.Filter);

VB.NET

wpf-data-grid-implement-crud-operations/VB/ViewModel/EFCore/InfiniteAsyncSource/MainViewModel.vb#L13

Dim context = New Issues.IssuesContext()
Dim queryable = context.Issues.AsNoTracking().SortBy(args.SortOrder, defaultUniqueSortPropertyName:=NameOf(Issues.Issue.Id)).Where(MakeFilterExpression(CType(args.Filter, DevExpress.Data.Filtering.CriteriaOperator)))
Return queryable.Skip(args.Skip).Take(If(args.Take, 100)).ToArray()

wpf-data-grid-bind-to-pagedasyncsource/VB/PagedAsyncSourceMVVMSample/IssueServiceViewModel.vb#L21

Private Async Function GetIssuesAsync(ByVal args As FetchPageAsyncArgs) As Task(Of FetchRowsResult)
    Dim issues = Await IssuesService.GetIssuesAsync(page:=args.Skip \ args.Take, pageSize:=args.Take, sortOrder:=GetIssueSortOrder(args.SortOrder), filter:=CType(args.Filter, IssueFilter))
    Return New FetchRowsResult(issues, hasMoreRows:=issues.Length = args.Take)