/// <summary>
/// Inserts the data object into the context</summary>
/// <param name="insertingObject">Data to insert; e.g., System.Windows.Forms.IDataObject</param>
public void Insert(object insertingObject)
{
IDataObject dataObject = (IDataObject)insertingObject;
object[] items = dataObject.GetData(typeof(object[])) as object[];
if (items == null)
{
return;
}
object[] itemCopies = DomNode.Copy(items.AsIEnumerable <DomNode>());
// create a new prototype
DomNode node = new DomNode(Schema.prototypeType.Type);
Prototype prototype = node.As <Prototype>();
prototype.Name = "Prototype".Localize("Statechart prototype");
foreach (StateBase state in itemCopies.AsIEnumerable <StateBase>())
{
prototype.States.Add(state);
}
foreach (Transition transition in itemCopies.AsIEnumerable <Transition>())
{
prototype.Transitions.Add(transition);
}
PrototypeFolder folder = m_activeItem.As <PrototypeFolder>();
if (folder == null)
{
folder = PrototypeFolder;
}
folder.Prototypes.Add(prototype);
}
/// <summary>
/// Obtains enumeration of the children of the given parent object</summary>
/// <param name="parent">Parent object</param>
/// <returns>Enumeration of children of the parent object</returns>
IEnumerable <object> ITreeView.GetChildren(object parent)
{
PrototypeFolder folder = parent.As <PrototypeFolder>();
if (folder != null)
{
foreach (PrototypeFolder childFolder in folder.Folders)
{
yield return(childFolder);
}
foreach (Prototype prototype in folder.Prototypes)
{
yield return(prototype);
}
}
}
/// <summary>
/// Sets the item's name</summary>
/// <param name="item">Item to name</param>
/// <param name="name">New item name</param>
void INamingContext.SetName(object item, string name)
{
Prototype prototype = item.As <Prototype>();
if (prototype != null)
{
prototype.Name = name;
}
else
{
PrototypeFolder folder = item.As <PrototypeFolder>();
if (folder != null)
{
folder.Name = name;
}
}
}
/// <summary>
/// Gets the item's name in the context, or null if none</summary>
/// <param name="item">Item</param>
/// <returns>Item's name in the context, or null if none</returns>
string INamingContext.GetName(object item)
{
Prototype prototype = item.As <Prototype>();
if (prototype != null)
{
return(prototype.Name);
}
PrototypeFolder folder = item.As <PrototypeFolder>();
if (folder != null)
{
return(folder.Name);
}
return(null);
}
/// <summary>
/// Fills in or modifies the given display info for the item</summary>
/// <param name="item">Item</param>
/// <param name="info">Display info to update</param>
public void GetInfo(object item, ItemInfo info)
{
PrototypeFolder category = item.As <PrototypeFolder>();
if (category != null)
{
info.Label = category.Name;
}
else
{
Prototype prototype = item.As <Prototype>();
if (prototype != null)
{
info.Label = prototype.Name;
info.ImageIndex = info.GetImageList().Images.IndexOfKey(Resources.StatechartDocImage);
info.IsLeaf = true;
}
}
}
/// <summary>
/// Gets the IDataObject for the items being dragged from a prototype lister, for
/// use in a drag-and-drop operation</summary>
/// <param name="items">Objects being dragged</param>
/// <returns>IDataObject representing the dragged items</returns>
public IDataObject GetInstances(IEnumerable <object> items)
{
List <object> instances = new List <object>();
foreach (object item in items)
{
Prototype prototype = item.As <Prototype>();
if (prototype != null)
{
instances.AddRange(prototype.States.AsIEnumerable <object>());
instances.AddRange(prototype.Transitions.AsIEnumerable <object>());
continue;
}
PrototypeFolder folder = item.As <PrototypeFolder>();
if (folder != null)
{
instances.Add(folder);
}
}
return(new DataObject(instances.ToArray()));
}
