using ComPDFKitViewer.PdfViewer; using PDF_Office.Model; using Prism.Mvvm; using Prism.Regions; using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; namespace PDF_Office.ViewModels.Tools { class ScanContentViewModel : BindableBase, INavigationAware { private CPDFViewer PDFViewer; public bool IsNavigationTarget(NavigationContext navigationContext) { return true; } public void OnNavigatedFrom(NavigationContext navigationContext) { return ; } public void OnNavigatedTo(NavigationContext navigationContext) { navigationContext.Parameters.TryGetValue(ParameterNames.PDFViewer, out PDFViewer); } } }