void AddItemToStackLayout(ClassAndSubclasses parentClass, int level)
{
string name = parentClass.IsXamarinForms ? parentClass.Type.Name : parentClass.Type.FullName;
TypeInfo typeInfo = parentClass.Type.GetTypeInfo();
if (typeInfo.IsGenericType)
{
Type[] parameters = typeInfo.GenericTypeParameters;
name = name.Substring(0, name.Length - 2);
name += "<";
for (int i = 0; i < parameters.Length; i++)
{
name += parameters[i].Name;
if (i < parameters.Length - 1)
{
name += ", ";
}
}
name += ">";
}
Label label = new Label
{
Text = String.Format("{0}{1}", new string(' ', 4 * level), name),
TextColor = parentClass.Type.GetTypeInfo().IsAbstract ? Color.Accent : Color.Default
};
stackLayout.Children.Add(label);
foreach (ClassAndSubclasses subClass in parentClass.Subclasses)
{
AddItemToStackLayout(subClass, level + 1);
}
}
void AddChildrenToParent(ClassAndSubclasses parentClass, List <TypeInformation> classList)
{
foreach (TypeInformation typeInformation in classList)
{
if (typeInformation.IsDerivedDirectlyFrom(parentClass.Type))
{
ClassAndSubclasses subClass = new ClassAndSubclasses(typeInformation.Type, typeInformation.IsXamarinForms);
parentClass.Subclasses.Add(subClass);
AddChildrenToParent(subClass, classList);
}
}
}
public ClassHierarchyPage()
{
InitializeComponent();
List <TypeInformation> classList = new List <TypeInformation>();
GetPublicTypes(typeof(View).GetTypeInfo().Assembly, classList);
GetPublicTypes(typeof(Extensions).GetTypeInfo().Assembly, classList);
int index = 0;
do
{
TypeInformation childType = classList[index];
if (childType.Type != typeof(Object))
{
bool hasBaseType = false;
foreach (TypeInformation parentType in classList)
{
if (childType.IsDerivedDirectlyFrom(parentType.Type))
{
hasBaseType = true;
}
}
if (!hasBaseType && childType.BaseType != typeof(Object))
{
classList.Add(new TypeInformation(childType.BaseType, false));
}
}
index++;
}while (index < classList.Count);
classList.Sort((t1, t2) => {
return(String.Compare(t1.Type.Name, t2.Type.Name));
});
ClassAndSubclasses rootClass = new ClassAndSubclasses(typeof(Object), false);
AddChildrenToParent(rootClass, classList);
AddItemToStackLayout(rootClass, 0);
}
