private static void GetOldAndNewValues(IXmlChange xmlChange, out string property, out string oldValue, out string newValue)
{
if (xmlChange.Action == XObjectChange.Name)
{
var nodeNameChange = xmlChange as IXmlNodeNameChange;
newValue = nodeNameChange.NewName.LocalName;
oldValue = nodeNameChange.OldName.LocalName;
property = string.Empty;
}
else if (xmlChange.Action == XObjectChange.Value)
{
var nodeValueChange = xmlChange as IXmlNodeValueChange;
var xattr = nodeValueChange.Node as XAttribute;
Debug.Assert(xattr != null);
property = xattr.Name.LocalName;
newValue = nodeValueChange.NewValue;
oldValue = nodeValueChange.OldValue;
}
else
{
newValue = String.Empty;
oldValue = String.Empty;
property = String.Empty;
}
}
public ExternalXMLModelChange(IXmlChange xmlChange, ExpectEFObjectParentForXObject assertDelegate)
{
_xmlChange = xmlChange;
_changedEFObject = ModelItemAnnotation.GetModelItem(_xmlChange.Node);
_expectEFObjectParentForXObject = assertDelegate;
ResolveParentEFObject();
}
private IXmlChange GetXmlChange(XmlModelChange modelChange)
{
IXmlChange result = null;
if (_changeMap.TryGetValue(modelChange, out result))
{
return(result);
}
if (result == null)
{
var addChange = modelChange as AddNodeChange;
if (addChange != null)
{
result = new VSXmlAddNodeChange(addChange);
}
}
if (result == null)
{
var removeChange = modelChange as RemoveNodeChange;
if (removeChange != null)
{
result = new VSXmlRemoveNodeChange(removeChange);
}
}
if (result == null)
{
var nodeNameChange = modelChange as NodeNameChange;
if (nodeNameChange != null)
{
result = new VSXmlNodeNameChange(nodeNameChange);
}
}
if (result == null)
{
var nodeValueChange = modelChange as NodeValueChange;
if (nodeValueChange != null)
{
result = new VSXmlNodeValueChange(nodeValueChange);
}
}
if (result != null)
{
_changeMap[modelChange] = result;
}
return(result);
}
private static EfiChange.EfiChangeType GetChangeType(IXmlChange xmlChange)
{
switch (xmlChange.Action)
{
case XObjectChange.Add:
return(EfiChange.EfiChangeType.Create);
case XObjectChange.Remove:
return(EfiChange.EfiChangeType.Delete);
case XObjectChange.Name:
case XObjectChange.Value:
return(EfiChange.EfiChangeType.Update);
default:
Debug.Assert(false, "Unexpected type of XObjectChange");
return(EfiChange.EfiChangeType.Update);
}
}
private static void GetOldAndNewValues(IXmlChange xmlChange, out string property, out string oldValue, out string newValue)
{
if (xmlChange.Action == XObjectChange.Name)
{
var nodeNameChange = xmlChange as IXmlNodeNameChange;
newValue = nodeNameChange.NewName.LocalName;
oldValue = nodeNameChange.OldName.LocalName;
property = string.Empty;
}
else if (xmlChange.Action == XObjectChange.Value)
{
var nodeValueChange = xmlChange as IXmlNodeValueChange;
var xattr = nodeValueChange.Node as XAttribute;
Debug.Assert(xattr != null);
property = xattr.Name.LocalName;
newValue = nodeValueChange.NewValue;
oldValue = nodeValueChange.OldValue;
}
else
{
newValue = String.Empty;
oldValue = String.Empty;
property = String.Empty;
}
}
private static EfiChange.EfiChangeType GetChangeType(IXmlChange xmlChange)
{
switch (xmlChange.Action)
{
case XObjectChange.Add:
return EfiChange.EfiChangeType.Create;
case XObjectChange.Remove:
return EfiChange.EfiChangeType.Delete;
case XObjectChange.Name:
case XObjectChange.Value:
return EfiChange.EfiChangeType.Update;
default:
Debug.Assert(false, "Unexpected type of XObjectChange");
return EfiChange.EfiChangeType.Update;
}
}
public ExternalXMLModelChange(IXmlChange xmlChange, ExpectEFObjectParentForXObject assertDelegate)
{
_xmlChange = xmlChange;
_changedEFObject = ModelItemAnnotation.GetModelItem(_xmlChange.Node);
_expectEFObjectParentForXObject = assertDelegate;
ResolveParentEFObject();
}
