/// <summary>
/// Adds a runtime observable property.
/// </summary>
/// <param name="propertyName">Property name.</param>
private ReactiveProperty <T> AddProperty <T>(Type propertyType, ReactiveProperty <T> property)
{
if (_propertyValues.ContainsKey(property.Name))
{
throw new InvalidOperationException($"{property.Name} already exists.");
}
property.Subscribe(_ => Changed(property.Name));
RuntimeProperties.Add(property);
Set(property, property.Name);
return(property);
}
/// <summary>
/// Constructor to create a wrapper for a view model that doesn't inherit from BaseVM.
/// </summary>
/// <param name="vm">View model instance.</param>
internal BaseVM(INotifyPropertyChanged vm) : base()
{
_vmInstance = vm;
vm.PropertyChanged += OnPropertyChanged;
_changedProperties = _propertyDictionaries.Dequeue();
if (vm is IReactiveProperties && (vm as IReactiveProperties).RuntimeProperties != null)
{
var runtimeProperties = (vm as IReactiveProperties).RuntimeProperties.Where(prop => !string.IsNullOrWhiteSpace(prop.Name)).ToList();
runtimeProperties.ForEach(prop =>
{
prop.PropertyChanged += OnPropertyChanged;
RuntimeProperties.Add(prop);
Set(prop, prop.Name);
});
Disposed += (sender, e) => runtimeProperties.ForEach(prop => prop.PropertyChanged -= OnPropertyChanged);
IgnoredProperties.Add(nameof(IReactiveProperties.RuntimeProperties));
}
if (vm is IPushUpdates)
{
(vm as IPushUpdates).RequestPushUpdates += (sender, e) => RequestPushUpdates?.Invoke(this, e);
}
if (vm is IDisposable)
{
Disposed += (sender, e) =>
{
vm.PropertyChanged -= OnPropertyChanged;
(vm as IDisposable).Dispose();
}
}
;
if (vm is IBaseVMAccessor)
{
(vm as IBaseVMAccessor).OnInitialized?.Invoke(this);
}
}
