public CompositeObjectProperty GetVirtualProperty(Type t, CompositeObjectProperty p)
{
if (!IsPropertyAvailable(t, p))
{
throw new KeyNotFoundException();
}
return(GetProperties(t).First(prop => prop.PropName == p.PropName));
}
public void SetValue(CompositeObject owner,
CompositeObjectProperty prop,
IPropertyValue value)
{
Dictionary <CompositeObjectProperty, IPropertyValue> props;
if (!_valueStorage.TryGetValue(owner, out props))
{
props = new Dictionary <CompositeObjectProperty, IPropertyValue>();
_valueStorage.Add(owner, props);
}
var oldValue = props[prop];
props[prop] = value;
oldValue.OnDetached(owner, prop);
value.OnAttached(owner, prop);
}
public void RegisterProperty <TOwner>(CompositeObjectProperty property)
{
var t = typeof(TOwner);
if (_registeredProperties.TryGetValue(t, out var list))
{
list.Add(property);
}
else
{
list = new List <CompositeObjectProperty>()
{
property
};
_registeredProperties.Add(t, list);
}
}
public bool IsPropertyAvailable(Type tOwner, CompositeObjectProperty property)
{
bool available = _registeredProperties.TryGetValue(tOwner, out var props) &&
props.Contains(property);
if (property.Metadata.Options.HasFlag(PropertyOptions.Inherits))
{
var t = tOwner.BaseType;
while (!available && t is not null)
{
available = _registeredProperties.TryGetValue(t, out props) &&
props.Contains(property);
t = t.BaseType;
}
}
return(available);
}
public void OnDetached(CompositeObject owner, CompositeObjectProperty prop)
{
Detached?.Invoke(owner, prop);
}
public void OnChanged(CompositeObject owner, CompositeObjectProperty prop)
{
Changed?.Invoke(owner, prop);
}
public bool IsSet(CompositeObject obj,
CompositeObjectProperty prop)
{
return(_valueStorage[obj][prop] is not UnsetValue);
}
public IPropertyValue GetValue(CompositeObject owner,
CompositeObjectProperty prop)
{
return(_valueStorage[owner][prop]);
}