or
Telerik.Reporting.Processing.ReportItemBase item = (Telerik.Reporting.Processing.ReportItemBase)sender;int idQueja = (int) item.DataObject["idQueja"]; cNQueja ocNQueja = new cNQueja(idQueja);ocNQueja.Load();denunciadosReport.ReportSource.DataSource = ocNQueja.ListaDenunciado;<UserControl x:Class="Sta1.UI.Modules.Reports.ReportDetailView" xmlns:d="http://schemas.microsoft.com/expression/blend/2008" xmlns:telerik="clr-namespace:Telerik.ReportViewer.Wpf;assembly=Telerik.ReportViewer.Wpf" mc:Ignorable="d" d:DesignHeight="300" d:DesignWidth="300" x:Name="thisWindow"> <Grid> <telerik:ReportViewer Report="{Binding DataContext.Report, ElementName=thisWindow}" /> </Grid></UserControl>... private Report _report; public Report Report { get { return _report; } private set { _report = value; NotifyOfPropertyChange(() => Report); } } public void SetReport(Report reportToShow) { Report = null; Report = reportToShow; }...