protected override void InvokeCommand(object obj)
{
// Find the navigation tree item for this relationship
SyncRelationshipNodeViewModel relatonshipNavItem =
App.Current.MainWindowsViewModel.NavigationItems.OfType <SyncRelationshipNodeViewModel>().FirstOrDefault(
n => n.Item == this.relationship);
Debug.Assert(relatonshipNavItem != null, "relatonshipNavItem != null");
// Check if an Analyze item is already present under this relationship
NavigationNodeViewModel analyzeItem =
relatonshipNavItem.Children.OfType <AnalyzeJobNodeViewModel>().FirstOrDefault();
// An analyze item is not present, so add a new one.
if (analyzeItem == null)
{
AnalyzeJobPanelViewModel viewModel = new AnalyzeJobPanelViewModel(this.relationship);
analyzeItem = new AnalyzeJobNodeViewModel(relatonshipNavItem, viewModel);
relatonshipNavItem.Children.Add(analyzeItem);
}
analyzeItem.IsSelected = true;
AnalyzeJobPanelViewModel analyzeJobViewModel = (AnalyzeJobPanelViewModel)analyzeItem.Item;
if (analyzeJobViewModel.BeginAnalyzeCommand.CanExecute(null))
{
analyzeJobViewModel.BeginAnalyzeCommand.Execute(null);
}
}
private void DeleteRelationship(object obj)
{
if (!this.CanDeleteRelationship(obj))
{
throw new InvalidOperationException("Relationship cannot be deleted");
}
Global.SyncRelationships.Remove(this.BaseModel);
App.Current.MainWindowsViewModel.SyncRelationships.Remove(this);
SyncRelationshipNodeViewModel navigationNode = App.Current.MainWindowsViewModel.NavigationItems
.OfType <SyncRelationshipNodeViewModel>()
.FirstOrDefault(i => i.Relationship == this);
if (navigationNode != null)
{
App.Current.MainWindowsViewModel.NavigationItems.Remove(navigationNode);
}
this.BaseModel.Delete();
}