/// <summary>
/// Creates a new instance of the same type and copies all properties and values.
/// </summary>
/// <typeparam name="T">A type that extends DependencyObject</typeparam>
/// <param name="source"></param>
/// <returns>A new instance that represents a copy of the properties and values of the original instance.</returns>
public static T Clone <T>(this T source) where T : DependencyObject
{
Type t = source.GetType();
T no = (T)Activator.CreateInstance(t);
Type wt = t;
while (wt.BaseType != typeof(DependencyObject))
{
FieldInfo[] fi = wt.GetFields(BindingFlags.Static | BindingFlags.Public);
for (int i = 0; i < fi.Length; i++)
{
{
DependencyProperty dp = fi[i].GetValue(source) as DependencyProperty;
if (dp != null && fi[i].Name != "NameProperty")
{
DependencyObject obj = source.GetValue(dp) as DependencyObject;
if (obj != null)
{
object o = obj.Clone();
no.SetValue(dp, o);
}
else
{
if (fi[i].Name != "CountProperty" &&
fi[i].Name != "GeometryTransformProperty" &&
fi[i].Name != "ActualWidthProperty" &&
fi[i].Name != "ActualHeightProperty" &&
fi[i].Name != "MaxWidthProperty" &&
fi[i].Name != "MaxHeightProperty" &&
fi[i].Name != "StyleProperty")
{
no.SetValue(dp, source.GetValue(dp));
}
}
}
}
}
wt = wt.BaseType;
}
PropertyInfo[] pis = t.GetProperties();
for (int i = 0; i < pis.Length; i++)
{
if (
pis[i].Name != "Name" &&
pis[i].Name != "Parent" &&
pis[i].Name != "TargetType" &&
pis[i].CanRead && pis[i].CanWrite &&
!pis[i].PropertyType.IsArray &&
!pis[i].PropertyType.IsSubclassOf(typeof(DependencyObject)) &&
pis[i].GetIndexParameters().Length == 0 &&
pis[i].GetValue(source, null) != null &&
pis[i].GetValue(source, null) != (object)default(int) &&
pis[i].GetValue(source, null) != (object)default(double) &&
pis[i].GetValue(source, null) != (object)default(float)
)
{
pis[i].SetValue(no, pis[i].GetValue(source, null), null);
}
else if (pis[i].PropertyType.GetInterface("IList", true) != null)
{
int cnt = (int)pis[i].PropertyType.InvokeMember("get_Count", BindingFlags.InvokeMethod, null, pis[i].GetValue(source, null), null);
for (int c = 0; c < cnt; c++)
{
object val = pis[i].PropertyType.InvokeMember("get_Item", BindingFlags.InvokeMethod, null, pis[i].GetValue(source, null), new object[] { c });
object nVal = val;
DependencyObject v = val as DependencyObject;
if (v != null)
{
nVal = v.Clone();
}
if (pis[i].GetValue(no, null) == null)
{
object obj = Activator.CreateInstance(pis[i].PropertyType);
pis[i].SetValue(no, obj, null);
}
pis[i].PropertyType.InvokeMember("Add", BindingFlags.InvokeMethod, null, pis[i].GetValue(no, null), new object[] { nVal });
}
}
}
return(no);
}
