private void ApplyRulesInternal(DataBindingDragDropModel model, DataBindingDragDropFlags filteredDragFlags)
{
if ((filteredDragFlags & DataBindingDragDropFlags.SetBinding) == DataBindingDragDropFlags.SetBinding)
{
if (model.InsertionPoint.Property != null)
{
model.DropFlags &= ~DataBindingDragDropFlags.SetBinding;
IType type = model.RelativeDropSchemaPath.Type;
if (type != null && BindingPropertyHelper.GetPropertyCompatibility(model.InsertionPoint.Property, type, (ITypeResolver)model.TargetNode.ProjectContext) != BindingPropertyCompatibility.None)
{
model.TargetProperty = model.InsertionPoint.Property;
model.DropFlags |= DataBindingDragDropFlags.SetBinding;
}
}
else if ((filteredDragFlags & DataBindingDragDropFlags.AutoPickProperty) == DataBindingDragDropFlags.AutoPickProperty)
{
model.TargetProperty = this.GetSpecialDefaultBindingProperty(filteredDragFlags);
if (model.TargetProperty == null)
{
model.TargetProperty = this.GetDefaultBindingProperty(filteredDragFlags, model.RelativeDropSchemaPath);
}
if (model.TargetProperty != null)
{
model.DropFlags |= DataBindingDragDropFlags.SetBinding;
}
}
}
if ((filteredDragFlags & DataBindingDragDropFlags.CreateElement) != DataBindingDragDropFlags.CreateElement || !PlatformTypes.Panel.IsAssignableFrom((ITypeId)model.TargetNode.Type))
{
return;
}
if (DataBindingModeModel.Instance.NormalizedMode == DataBindingMode.Default && model.RelativeDropSchemaPath.IsCollection)
{
model.NewElementType = !model.RelativeDropSchemaPath.IsHierarchicalCollection ? DataBindingDragDropDefaultHandler.ItemsControlType : DataBindingDragDropDefaultHandler.TreeControlType;
model.NewElementProperty = (IPropertyId)model.NewElementType.GetMember(MemberType.LocalProperty, "ItemsSource", MemberAccessTypes.Public);
model.DropFlags |= DataBindingDragDropFlags.CreateElement;
}
List <DataSchemaNode> toCreateElements = this.GetNodesToCreateElements();
if (toCreateElements.Count < model.DataSource.Count)
{
return;
}
model.DropFlags |= DataBindingDragDropFlags.CreateElement;
model.NodesToCreateElements = (IList <DataSchemaNode>)toCreateElements;
if (model.NewElementType != null)
{
return;
}
IType dataType = toCreateElements[0].ResolveType(model.TargetNode.DocumentNode.TypeResolver);
DataViewTemplateEntry viewTemplateEntry = DataViewFactory.GetDataViewTemplateEntry(model.Platform, dataType, DataViewCategory.Master);
model.NewElementType = (ITypeId)viewTemplateEntry.FieldNode.Type;
model.NewElementProperty = (IPropertyId)viewTemplateEntry.FieldValueProperty;
}
private List <DataSchemaNode> GetNodesToCreateElements()
{
IPlatform platform = this.DragModel.Platform;
List <DataSchemaNode> list = new List <DataSchemaNode>();
bool flag = DataBindingModeModel.Instance.NormalizedMode == DataBindingMode.Default;
DataViewCategory category = flag ? DataViewCategory.Master : DataViewCategory.Details;
if (flag && this.DragModel.DataSource.Count == 1 && this.DragModel.DataSource.PrimarySchemaNodePath.IsCollection)
{
DataSchemaNode collectionItemNode = this.DragModel.DataSource.PrimarySchemaNodePath.EffectiveCollectionItemNode;
IType type = collectionItemNode.ResolveType(this.DragModel.TargetNode.DocumentNode.TypeResolver);
if (PlatformTypes.IConvertible.IsAssignableFrom((ITypeId)type) || PlatformTypes.ImageSource.IsAssignableFrom((ITypeId)type))
{
list.Add(collectionItemNode);
}
else
{
foreach (DataSchemaNode dataSchemaNode in collectionItemNode.Children)
{
IType dataType = dataSchemaNode.ResolveType(this.DragModel.TargetNode.DocumentNode.TypeResolver);
if (DataViewFactory.GetDataViewTemplateEntry(platform, dataType, category) != null)
{
list.Add(dataSchemaNode);
}
}
}
}
else
{
for (int index = 0; index < this.DragModel.DataSource.Count; ++index)
{
DataSchemaNodePath dataSchemaNodePath = this.DragModel.DataSource[index];
if (DataViewFactory.GetDataViewTemplateEntry(platform, dataSchemaNodePath.Type, category) != null)
{
list.Add(dataSchemaNodePath.Node);
}
}
}
list.Sort((Comparison <DataSchemaNode>)((a, b) => StringLogicalComparer.Instance.Compare(a.PathName, b.PathName)));
return(list);
}