public RawDataSourceInfoBase GetRawDataContextInfo(DocumentCompositeNode documentNode)
{
if (documentNode == null)
{
return((RawDataSourceInfoBase)null);
}
IProperty ptoperty = DesignTimeProperties.ResolveDesignTimePropertyKey(DesignTimeProperties.DesignDataContextProperty, documentNode.PlatformMetadata);
DocumentNode dataSourceNode = documentNode.Properties[(IPropertyId)ptoperty];
if (dataSourceNode == null)
{
ptoperty = DataContextHelper.GetDataContextProperty(documentNode.Type);
if (ptoperty != null)
{
dataSourceNode = documentNode.Properties[(IPropertyId)ptoperty];
}
}
if (dataSourceNode == null)
{
return((RawDataSourceInfoBase)null);
}
RawDataSourceInfoBase rawDataSourceInfo = DataContextHelper.GetRawDataSourceInfo(dataSourceNode);
if (rawDataSourceInfo != null && rawDataSourceInfo.IsValid)
{
this.OnDataSourceFound(documentNode, ptoperty);
}
return(rawDataSourceInfo);
}
private void ProcessPotentialDataContextOwner(DocumentNode documentNode, bool needDesignTimeProperty)
{
IProperty dataContextProperty = DataContextHelper.GetDataContextProperty(documentNode.Type, needDesignTimeProperty);
if (dataContextProperty == null)
{
return;
}
DocumentCompositeNode documentCompositeNode1 = documentNode as DocumentCompositeNode;
if (documentCompositeNode1 == null)
{
return;
}
DocumentCompositeNode documentCompositeNode2 = documentCompositeNode1.Properties[(IPropertyId)dataContextProperty] as DocumentCompositeNode;
if (documentCompositeNode2 == null)
{
return;
}
RawDataSourceInfoBase rawDataSourceInfo = DataContextHelper.GetRawDataSourceInfo((DocumentNode)documentCompositeNode2);
if (!rawDataSourceInfo.HasSource || !rawDataSourceInfo.IsValidClr || !this.SampleData.IsTypeOwner(rawDataSourceInfo.SourceType))
{
return;
}
this.documentNodesToModify.Add(documentCompositeNode1);
}
private RawDataSourceInfoBase GetDataSourceFromProperty(DataBindingProcessingContext context, IProperty property)
{
if (DataContextHelper.GetDataContextProperty(context.DocumentNode.Type) == property)
{
return(context.DataContext);
}
DocumentNode dataSourceNode = context.DocumentCompositeNode.Properties[(IPropertyId)property];
if (dataSourceNode == null)
{
return((RawDataSourceInfoBase)null);
}
RawDataSourceInfoBase rawDataSourceInfo = DataContextHelper.GetRawDataSourceInfo(dataSourceNode);
return(this.CombineDataSources(context.DataContext, rawDataSourceInfo));
}
private RawDataSourceInfoBase MoveToSpecialDataContextPathExtension(IDataContextAncestorWalker walker, RawDataSourceInfoBase localDataSource)
{
if (walker.CurrentNode == null)
{
return((RawDataSourceInfoBase)null);
}
DataContextPropertyPathExtension propertyPathExtension1 = DataContextMetadata.GetDataContextPropertyPathExtension(walker.CurrentNode, walker.CurrentProperty);
if (propertyPathExtension1 == null)
{
return((RawDataSourceInfoBase)null);
}
string propertyPathExtension2 = this.GetPropertyPathExtension(walker.CurrentNode, walker.CurrentProperty, propertyPathExtension1);
if (propertyPathExtension2 == null)
{
return((RawDataSourceInfoBase)RawDataSourceInfo.Invalid);
}
if (this.visitedLocations.IsVisited(walker))
{
return((RawDataSourceInfoBase)RawDataSourceInfo.Invalid);
}
DocumentNode dataSourceNode = walker.CurrentNode.Properties[(IPropertyId)propertyPathExtension1.Property];
RawDataSourceInfoBase dataSourceInfoBase;
if (dataSourceNode == null)
{
dataSourceInfoBase = (RawDataSourceInfoBase)RawDataSourceInfo.NewEmpty;
}
else
{
dataSourceInfoBase = DataContextHelper.GetRawDataSourceInfo(dataSourceNode);
if (dataSourceInfoBase.IsValid)
{
dataSourceInfoBase.AppendClrPath(propertyPathExtension2);
}
}
RawDataSourceInfoBase localDataSource1 = dataSourceInfoBase.CombineWith(localDataSource);
walker.MoveTo(walker.CurrentNode, propertyPathExtension1.Property, true);
return(this.UnwindElementNameBindingInternal(walker, localDataSource1));
}
private RawDataSourceInfoBase MoveToDataContextProperty(IDataContextAncestorWalker walker, RawDataSourceInfoBase localDataSource)
{
if (walker.CurrentNode == null)
{
return((RawDataSourceInfoBase)null);
}
DataContextProperty dataContextProperty = DataContextMetadata.GetDataContextProperty(walker.CurrentNode, walker.CurrentProperty);
if (dataContextProperty == null)
{
return((RawDataSourceInfoBase)null);
}
if (!dataContextProperty.IsValid)
{
return((RawDataSourceInfoBase)RawDataSourceInfo.Invalid);
}
if (this.visitedLocations.IsVisited(walker))
{
return((RawDataSourceInfoBase)RawDataSourceInfo.Invalid);
}
DocumentNode dataContextNode = dataContextProperty.DataContextNode;
if (dataContextNode == null)
{
return((RawDataSourceInfoBase)RawDataSourceInfo.Invalid);
}
this.OnDataSourceFound(walker.CurrentNode, walker.CurrentProperty);
RawDataSourceInfoBase rawDataSourceInfo = DataContextHelper.GetRawDataSourceInfo(dataContextNode);
if (rawDataSourceInfo.IsValid && dataContextProperty.IsCollectionItem)
{
rawDataSourceInfo.AppendIndexStep();
}
RawDataSourceInfoBase localDataSource1 = rawDataSourceInfo.CombineWith(localDataSource);
walker.MoveTo(dataContextProperty.SourceNode, dataContextProperty.Property, true);
return(this.UnwindElementNameBindingInternal(walker, localDataSource1));
}
private RawDataSourceInfoBase MoveToElementNameBinding(IDataContextAncestorWalker walker, ElementDataSourceInfo elementBinding)
{
if (walker.CurrentNode == null || elementBinding == null || elementBinding.RootTargetProperty == null)
{
return((RawDataSourceInfoBase)null);
}
if (this.visitedLocations.IsVisited(walker))
{
return((RawDataSourceInfoBase)RawDataSourceInfo.Invalid);
}
this.OnDataSourceFound(walker.CurrentNode, walker.CurrentProperty);
if (!walker.MoveTo(elementBinding.RootElement, elementBinding.RootTargetProperty, true))
{
return((RawDataSourceInfoBase)null);
}
DocumentNode dataSourceNode = elementBinding.RootElement.Properties[(IPropertyId)elementBinding.RootTargetProperty];
RawDataSourceInfoBase dataSourceInfoBase = dataSourceNode != null?DataContextHelper.GetRawDataSourceInfo(dataSourceNode) : (RawDataSourceInfoBase)RawDataSourceInfo.NewEmpty;
if (dataSourceInfoBase.IsValid)
{
dataSourceInfoBase.AppendClrPath(elementBinding.NormalizedClrPath);
}
return(dataSourceInfoBase);
}