// <summary>
// Compare a collection of clr properties.
// </summary>
// <returns>
// true, if all properties are equivalent
// false, otherwise
// </returns>
private static bool CompareClrPropertyCollection(
Object firstNode,
Dictionary <string, PropertyDescriptor> properties1,
Object secondNode,
Dictionary <string, PropertyDescriptor> properties2)
{
IEnumerator <string> ie1 = properties1.Keys.GetEnumerator();
while (ie1.MoveNext())
{
string propertyName = ie1.Current;
// Check that the second tree contains the property.
if (!properties2.ContainsKey(propertyName))
{
TreeComparer.SendCompareMessage("Property '" + propertyName + "' is not in second tree.");
TreeComparer.Break();
return(false);
}
// If property was in skip collection, ignore it
if (!TreeComparer.ShouldIgnoreProperty(propertyName, firstNode, IgnoreProperty.IgnoreValueOnly))
{
// Compare properties
if (!TreeComparer.CompareClrProperty(
firstNode,
properties1[propertyName],
secondNode,
properties2[propertyName]))
{
TreeComparer.SendCompareMessage("Value of property '" + propertyName + "' is different.");
TreeComparer.Break();
return(false);
}
}
properties2.Remove(propertyName);
}
// Check that the second tree doesn't have more properties than the first tree.
if (properties2.Count > 0)
{
IEnumerator <string> ie2 = properties2.Keys.GetEnumerator();
ie2.MoveNext();
TreeComparer.SendCompareMessage("Property '" + properties2[ie2.Current].Name + "' is not in first tree.");
TreeComparer.Break();
return(false);
}
return(true);
}
// <summary>
// Get clr properties
// </summary>
// <param name="owner">owner</param>
private static Dictionary <string, PropertyDescriptor> GetClrProperties(object owner)
{
Dictionary <string, PropertyDescriptor> clrProperties = new Dictionary <string, PropertyDescriptor>();
PropertyDescriptorCollection properties = TypeDescriptor.GetProperties(owner);
foreach (PropertyDescriptor property in properties)
{
// skip properties
if (TreeComparer.ShouldIgnoreProperty(property.Name, owner, IgnoreProperty.IgnoreNameAndValue))
{
continue;
}
clrProperties.Add(property.Name, property);
}
return(clrProperties);
}