private void AnalyzeAssembly(Assembly assembly)
{
if (assembly.ReflectionOnly)
{
return;
}
IEnumerable <Type> nodeTypes = Enumerable.Empty <Type>();
nodeTypes = assembly.GetTypes();
nodeTypes = nodeTypes.Where(t => !t.IsAbstract && t.IsSubclassOf(typeof(Node)) && t != typeof(Flow) && !t.IsSubclassOf(typeof(Flow)))
.Where(t => t.GetConstructor(Type.EmptyTypes) != null);
foreach (Type type in nodeTypes)
{
NodeTypeInfo nodeType = NodeTypeInfo.From(type);
NodeCategoryInfo nodeCategory = NodeCategories.FirstOrDefault(c => c.Category == nodeType.Category);
if (nodeCategory == null)
{
NodeCategories.Add(nodeCategory = new NodeCategoryInfo(nodeType.Category));
}
nodeCategory.Nodes.Add(nodeType);
}
}
public static NodeTypeInfo From(Type type)
{
if (type != typeof(Node) && !type.IsSubclassOf(typeof(Node)))
{
return(null);
}
NodeTypeInfo typeInfo;
if (!typeInfos.TryGetValue(type, out typeInfo))
{
typeInfos.Add(type, typeInfo = new NodeTypeInfo(type));
}
return(typeInfo);
}
private void NodeList_MouseMove(object sender, MouseEventArgs e)
{
if (!draggingNode || e.LeftButton != MouseButtonState.Pressed)
{
return;
}
Grid grid = sender as Grid;
ContentPresenter contentPresenter = VisualTreeHelper.GetParent(grid) as ContentPresenter;
DependencyObject itemsControl = contentPresenter;
while (!(itemsControl is ItemsControl))
{
itemsControl = VisualTreeHelper.GetParent(itemsControl);
}
NodeTypeInfo nodeTypeInfo = contentPresenter.Content as NodeTypeInfo;
DataObject dragData = new DataObject("FlowTomator.Node", nodeTypeInfo.Type);
DragDrop.DoDragDrop(grid, dragData, DragDropEffects.Move);
draggingNode = false;
}