private async void GraphSourceWindow_OnLoaded(object sender, RoutedEventArgs e)
{
graphSource = ((AdjacentEdgesGraphSource)Application.Current.MainWindow.Resources["GraphSource"]);
// always show focus indicator
graphControl.FocusIndicatorManager.ShowFocusPolicy = ShowFocusPolicy.Always;
graphSource.EdgeDefaults.Labels.LayoutParameter = new FreeEdgeLabelModel().CreateDefaultParameter();
// use custom PolylineEdgeStyleRenderer wrapper that switches the edge color
// based on the attached business data
graphSource.EdgeDefaults.Style = new PolylineEdgeStyle(new MyPolylineEdgeStyleRenderer(graphSource));
// create inital business data
CreateSampleData();
await ApplyLayout(false);
}
public AddConnectionDialog(AdjacentEdgesGraphSource graphSource, CreationMode mode)
{
InitializeComponent();
this.mode = mode;
ApplyMode();
dataItems = new List <EntityData>();
// fill data items list with all the nodes available in the graph
foreach (var node in graphSource.Graph.Nodes)
{
EntityData data = graphSource.GetBusinessObject(node) as EntityData;
if (data != null)
{
dataItems.Add(data);
}
}
targetCombobox.SelectionChanged += TargetComboboxOnSelectionChanged;
targetCombobox.ItemsSource = dataItems;
targetCombobox.SelectedIndex = 0;
}
public MyPolylineEdgeStyleRenderer([NotNull] AdjacentEdgesGraphSource graphSource)
{
this.graphSource = graphSource;
}
