private IProperty GetSpecialDefaultBindingProperty(DataBindingDragDropFlags filteredDragFlags)
{
DataSchemaNodePath primaryAbsolutePath = this.DragModel.DataSource.PrimaryAbsolutePath;
IProperty defaultBindingProperty = this.GetDefaultBindingProperty(filteredDragFlags, primaryAbsolutePath);
if (!DataContextMetadata.HasDataContextAttributes(defaultBindingProperty))
{
return((IProperty)null);
}
DataContextInfo dataContextInfo = new DataContextEvaluator().Evaluate(this.DragModel.TargetNode, (IPropertyId)defaultBindingProperty, true);
if (dataContextInfo.DataSource.SourceNode != primaryAbsolutePath.Schema.DataSource.DocumentNode)
{
return((IProperty)null);
}
DataSchemaNodePath nodePathFromPath = primaryAbsolutePath.Schema.GetNodePathFromPath(dataContextInfo.DataSource.Path);
if (!nodePathFromPath.IsSubpathOf(primaryAbsolutePath))
{
return((IProperty)null);
}
DataSchemaNodePath relativeNodePath = nodePathFromPath.GetRelativeNodePath(primaryAbsolutePath);
if (relativeNodePath.CollectionDepth != 0)
{
return((IProperty)null);
}
this.DragModel.TargetPropertySpecialDataContext = relativeNodePath;
return(defaultBindingProperty);
}
protected bool UpdateRelativeSchemaPath()
{
DataSchemaNodePath primaryAbsolutePath = this.DragModel.DataSource.PrimaryAbsolutePath;
this.DragModel.RelativeDropSchemaPath = primaryAbsolutePath;
DataContextInfo dataContextInfo = new DataContextEvaluator().Evaluate(this.DragModel.TargetNode);
if (dataContextInfo != null && dataContextInfo.DataSource.IsValidWithSource)
{
ISchema schema = primaryAbsolutePath.Schema;
if (DesignDataHelper.CompareDataSources(dataContextInfo.DataSource.SourceNode, schema.DataSource.DocumentNode))
{
DataSchemaNodePath nodePathFromPath = schema.GetNodePathFromPath(dataContextInfo.DataSource.Path);
if (nodePathFromPath == null)
{
return(true);
}
if (nodePathFromPath.IsMethod)
{
return(false);
}
bool flag = nodePathFromPath.IsSubpathOf(this.DragModel.DataSource[0].AbsolutePath);
for (int index = 1; index < this.DragModel.DataSource.Count; ++index)
{
if (nodePathFromPath.IsSubpathOf(this.DragModel.DataSource[index].AbsolutePath) != flag)
{
return(false);
}
}
if (flag)
{
this.DragModel.RelativeDropSchemaPath = nodePathFromPath.GetRelativeNodePath(primaryAbsolutePath);
}
}
}
return(true);
}