protected IVertex GetVertexByLocation_Reccurent(ItemCollection items, Point p)
{
foreach (TreeViewItem i in items)
{
if (VisualTreeHelper.HitTest(i, TranslatePoint(p, i)) != null)
{
IVertex v = MinusZero.Instance.CreateTempVertex();
Edge.AddEdgeEdges(v, (IEdge)i.Tag);
vertexByLocationToReturn = v;
}
GetVertexByLocation_Reccurent(i.Items, p);
}
return(null);
}
protected override void OnClick()
{
FormVisualiser v = (FormVisualiser)UIWpf.getParentFormVisualiser(this);
if (v != null)
{
Edge.ReplaceEdgeEdges(v.Vertex.Get("BaseEdge:"), BaseEdge);
}
else
{
IVertex v2 = MinusZero.Instance.CreateTempVertex();
Edge.AddEdgeEdges(v2, BaseEdge);
//BaseCommands.Open(v2,null); // want Form Visuliser always
BaseCommands.OpenFormVisualiser(v2);
}
}
public IVertex GetEdgeByLocation(Point point)
{
var headersPresenter = UIWpf.FindVisualChild <DataGridColumnHeadersPresenter>(ThisDataGrid);
double headerActualHeight = headersPresenter.ActualHeight;
if (point.Y <= headerActualHeight) // if header
{
return(null);
}
foreach (var item in ThisDataGrid.Items)
{
var row = ThisDataGrid.ItemContainerGenerator.ContainerFromItem(item) as DataGridRow;
if (row != null)
{
DataGridRow roww = (DataGridRow)row;
if (VisualTreeHelper.HitTest(roww, TranslatePoint(point, roww)) != null)
{
if (point.X >= ThisDataGrid.Columns.First().ActualWidth&& roww.IsEditing)
{
return(null);
}
IVertex v = MinusZero.Instance.CreateTempVertex();
Edge.AddEdgeEdges(v, (IEdge)roww.Item);
return(v);
}
}
}
// DO WANT THIS FEATURE ?
//
if (GeneralUtil.CompareStrings(MinusZero.Instance.Root.Get(@"User\CurrentUser:\Settings:\AllowBlankAreaDragAndDrop:").Value, "StartAndEnd"))
{
return(Vertex.Get("BaseEdge:"));
}
else
{
return(null);
}
}
protected override void UpdateBaseEdge()
{
IVertex bas = Vertex.Get(@"BaseEdge:\To:");
if (bas != null)
{
ToShowEdgesMeta = null;
if (Vertex.Get(@"ToShowEdgesMeta:\Meta:") != null)
{
ToShowEdgesMeta = Vertex.Get(@"ToShowEdgesMeta:\Meta:");
}
if (ToShowEdgesMeta == null) // take first edge from BaseEdge\To, to have Meta as ToShowEdesMeta:\Meta:==null
{
IEdge e = bas.FirstOrDefault();
if (e != null)
{
ToShowEdgesMeta = e.Meta;
VertexChangeListenOff();
Edge.AddEdgeEdges(Vertex.Get(@"ToShowEdgesMeta:"), e);
VertexChangeListenOn();
}
}
if (ToShowEdgesMeta != null)
{
((EasyVertex)Vertex.Get(@"FilterQuery:")).CanFireChangeEvent = false;
Vertex.Get(@"FilterQuery:").Value = ToShowEdgesMeta.Value + ":";
((EasyVertex)Vertex.Get(@"FilterQuery:")).CanFireChangeEvent = true;
}
if (Vertex.Get(@"FilterQuery:") != null && Vertex.Get(@"FilterQuery:").Value != null) // do the filtering
{
IVertex data = VertexOperations.DoFilter(bas, Vertex.Get(@"FilterQuery:"));
if (data != null)
{
ThisDataGrid.ItemsSource = data.ToList();
}
else
{
ThisDataGrid.ItemsSource = null;
}
}
else
{
ThisDataGrid.ItemsSource = bas.ToList(); // if there is no .ToList DataGrid can not edit
}
if (GraphUtil.GetValueAndCompareStrings(Vertex.Get("ExpertMode:"), "True"))
{
ExpertMode = true;
}
else
{
ExpertMode = false;
}
ResetView();
}
}