public static void LoadDiff(object target, XmlElement xml)
{
using (NeutralCultureObject nco = new NeutralCultureObject())
{
Type type = target.GetType();
foreach (XmlElement child in xml)
{
string name = child.GetAttribute("name");
PropertyInfo prop = type.GetProperty(name);
if (prop == null)
{
continue;
}
if (prop.GetCustomAttributes(typeof(XmlIgnoreAttribute), true).Length > 0)
{
continue;
}
Type proptype = prop.PropertyType;
if (child.Name == "Member")
{
LoadDiff(prop.CallGet(target), child);
}
else if (child.Name == "Property")
{
if (proptype.IsEnum)
{
LoadProperty <object>(prop, target, child, val => Enum.Parse(proptype, val));
}
else if (proptype == typeof(string) || proptype.IsPrimitive)
{
LoadProperty <object>(prop, target, child, val => Convert.ChangeType(val, proptype));
}
else if (proptype == typeof(Color))
{
LoadProperty <Color>(prop, target, child, val => Color.FromName(val));
}
}
else if (child.Name == "List")
{
IList dstlist = (IList)prop.CallGet(target);
foreach (XmlElement item in child)
{
int index = Int32.Parse(item.GetAttribute("index"));
while (dstlist.Count <= index)
{
dstlist.Add(proptype.CreateNewInstance());
}
LoadDiff(dstlist[index], item);
}
}
}
}
}
public static void SaveDiff(object target, object diffBase, XmlElement xml)
{
using (NeutralCultureObject nco = new NeutralCultureObject())
{
foreach (PropertyInfo prop in GetSerializableProperties(target, diffBase))
{
Type proptype = prop.PropertyType;
if (typeof(IList).IsAssignableFrom(proptype))
{
XmlElement lst = xml.OwnerDocument.CreateElement("List");
IList dstlist = (IList)prop.CallGet(target);
IList srclist = (IList)prop.CallGet(diffBase);
for (int i = 0; i < dstlist.Count; i++)
{
XmlElement item = xml.OwnerDocument.CreateElement("Item");
object dstitem = dstlist[i];
object srcitem;
if (i < srclist.Count)
{
srcitem = srclist[i];
}
else
{
srcitem = proptype.CreateNewInstance();
}
SaveDiff(dstitem, srcitem, item);
if (item.ChildNodes.Count > 0)
{
item.SetAttribute("index", i.ToString());
lst.AppendChild(item);
}
}
if (lst.ChildNodes.Count > 0)
{
lst.SetAttribute("name", prop.Name);
xml.AppendChild(lst);
}
}
else if (proptype.IsEnum)
{
SaveProperty <object>(prop, target, diffBase, xml, val => Enum.GetName(proptype, val));
}
else if (proptype == typeof(string) || proptype.IsPrimitive)
{
SaveProperty <object>(prop, target, diffBase, xml, val => val.ToString());
}
else if (proptype.IsClass)
{
XmlElement mem = xml.OwnerDocument.CreateElement("Member");
SaveDiff(prop.CallGet(target), prop.CallGet(diffBase), mem);
if (mem.ChildNodes.Count > 0)
{
mem.SetAttribute("name", prop.Name);
xml.AppendChild(mem);
}
}
else if (proptype == typeof(Color))
{
SaveProperty <Color>(prop, target, diffBase, xml, val => val.Name);
}
}
}
}
public static void DiffToCsharp3(Type type, XmlElement xml, TextWriter tw, string varname, ref int varcount)
{
using (NeutralCultureObject nco = new NeutralCultureObject())
{
foreach (XmlElement child in xml)
{
string name = child.GetAttribute("name");
PropertyInfo prop = type.GetProperty(name);
if (prop == null)
{
continue;
}
if (prop.GetCustomAttributes(typeof(XmlIgnoreAttribute), true).Length > 0)
{
continue;
}
Type proptype = prop.PropertyType;
if (child.Name == "Member")
{
string newvar = String.Format("v{0}", varcount);
varcount++;
tw.Write("var {0} = {1}.{2};\n", newvar, varname, name);
DiffToCsharp3(proptype, child, tw, newvar, ref varcount);
}
else if (child.Name == "Property")
{
if (proptype.IsEnum)
{
tw.Write("{0}.{1} = {2}.{3};\n", varname, name, proptype.FullName.Replace("+", "."), child.GetAttribute("value"));
}
else if (proptype == typeof(string))
{
tw.Write("{0}.{1} = \"{2}\";\n", varname, name, child.GetAttribute("value"));
}
else if (proptype == typeof(bool))
{
tw.Write("{0}.{1} = {2};\n", varname, name, child.GetAttribute("value") == "True" ? "true" : "false");
}
else if (proptype.IsPrimitive)
{
tw.Write("{0}.{1} = {2};\n", varname, name, child.GetAttribute("value"));
}
else if (proptype == typeof(Color))
{
tw.Write("{0}.{1} = Color.FromName(\"{2}\");\n", varname, name, child.GetAttribute("value"));
}
}
else if (child.Name == "List")
{
foreach (XmlElement item in child)
{
int index = Int32.Parse(item.GetAttribute("index"));
string newvar = String.Format("v{0}", varcount);
varcount++;
tw.Write("var {0} = {1}.{2}[{3}];\n", newvar, varname, name, index);
DiffToCsharp3(proptype.GetElementType(), item, tw, newvar, ref varcount);
}
}
}
}
}
