public static string Validate(this ObservableObject vm, string propertyName)
{
if (string.IsNullOrEmpty(propertyName))
{
throw new ArgumentException("Invalid property name", propertyName);
}
string error = string.Empty;
var value = vm.GetType().GetProperty(propertyName).GetValue(vm);
var results = new List <ValidationResult>(1);
var result = Validator.TryValidateProperty(
value,
new ValidationContext(vm, null, null)
{
MemberName = propertyName
},
results);
if (!result)
{
var validationResult = results.First();
error = validationResult.ErrorMessage;
}
return(error);
}
public static PlainCommand GetPlainCommand(this ObservableObject payLoad, CommandContainer commandContainer, string commandName)
{
string functionName = $"Can{commandName}";
functionName = functionName.Replace("Async", "");
MethodInfo?method = payLoad.GetPrivateMethod(commandName);
if (method == null)
{
Type type = payLoad.GetType();
throw new BasicBlankException($"Method with the name of {commandName} was not found Type was {type.Name}");
}
MethodInfo? fun = payLoad.GetPrivateMethod(functionName);
PlainCommand output;
if (fun != null)
{
output = new PlainCommand(payLoad, method, canExecuteM: fun, commandContainer);
}
else
{
PropertyInfo?pp = payLoad.GetPrivateProperty(functionName);
output = new PlainCommand(payLoad, method, canExecute: pp, commandContainer);
}
return(output);
}
private void DisplayNonModal(ObservableObject viewModel, string title)
{
Type viewModelType = viewModel.GetType();
PopupAssociatedViewAttribute attribute = viewModelType.GetCustomAttributes <PopupAssociatedViewAttribute>().FirstOrDefault();
if (attribute == null)
{
throw new InvalidOperationException($"PopupAssociatedViewAttribute not found on {viewModelType}.");
}
FrameworkElement view = Activator.CreateInstance(attribute.ViewType) as FrameworkElement;
if (view == null)
{
throw new InvalidOperationException($"Cannot create {attribute.ViewType} instance.");
}
view.DataContext = viewModel;
PopupWindow modalPopupWindow = new PopupWindow
{
Owner = _mainWindow,
Title = title,
PopupContentPresenter =
{
Content = view
}
};
modalPopupWindow.Closed += (sender, args) => _mainWindow.IsEnabled = true;
_mainWindow.IsEnabled = false;
modalPopupWindow.Show(); // TODO: ShowDialog ?
}
internal static bool HasObservableProperties([NotNull] ObservableObject observableObject)
{
var type = observableObject.GetType();
var propertyAccessors = ObservableObjectTypeCache.TryGet(type);
if (propertyAccessors != null)
{
return(propertyAccessors.Count > 0);
}
return(GetPropertiesAnnotatedAsObservable(type).Any(property => property.GetIndexParameters().Length == 0));
}
public static void Update(ObservableObject sender, VcProperties property, object newValue, Boolean isAxisChanged)
{
Boolean isDataPoint = sender.GetType().Equals(typeof(DataPoint));
if (isDataPoint)
{
UpdateDataPoint(sender as DataPoint, property, newValue, isAxisChanged);
}
else
{
UpdateDataSeries(sender as DataSeries, property, newValue, isAxisChanged);
}
}
public static void Update(ObservableObject sender, VcProperties property, object newValue, Boolean isAxisChanged)
{
Boolean isDataPoint = sender.GetType().Equals(typeof(DataPoint));
if (isDataPoint)
{
DataSeries ds = (sender as DataPoint).Parent;
if (ds != null && (property == VcProperties.YValue || property == VcProperties.XValue))
UpdateDataSeries(ds, property, newValue);
}
else
UpdateDataSeries(sender as DataSeries, property, newValue);
}
public static void CopyTo <T>(this ObservableObject o, T dest)
{
foreach (PropertyInfo pi in o.GetType().GetProperties())
{
if (pi.GetCustomAttribute(typeof(AllowCopyAttribute)) != null)
{
var a = (AllowCopyAttribute)pi.GetCustomAttribute(typeof(AllowCopyAttribute));
if (a.AllowCopy)
{
if (pi.GetValue(o) != dest.GetType().GetProperty(pi.Name).GetValue(dest))
{
dest.GetType().GetProperty(pi.Name).SetValue(dest, pi.GetValue(o));
}
}
}
}
}
public static void Update(ObservableObject sender, VcProperties property, object newValue, Boolean isAxisChanged)
{
Boolean isDataPoint = sender.GetType().Equals(typeof(DataPoint));
if (isDataPoint)
{
DataSeries ds = (sender as DataPoint).Parent;
if (ds != null && (property == VcProperties.YValue || property == VcProperties.XValue))
{
UpdateDataSeries(ds, property, newValue);
}
}
else
{
UpdateDataSeries(sender as DataSeries, property, newValue);
}
}
private FrameworkElement CreatePopupView(ObservableObject viewModel)
{
Type viewModelType = viewModel.GetType();
// Search in registered view-viewmodel
Type viewType;
if (!_associatedViewsByViewModels.TryGetValue(viewModelType, out viewType))
// if not found in registered view-viewmodel, search attribute
{
PopupAssociatedViewAttribute attribute = viewModelType.GetCustomAttributes <PopupAssociatedViewAttribute>().FirstOrDefault();
if (attribute == null)
{
throw new InvalidOperationException($"PopupAssociatedView attribute not found on {viewModelType}.");
}
//// Search ClosePopupCommandAttribute and hook command
//Type iCommandType = typeof(ICommand);
//IEnumerable<FieldInfo> closeCommandFields = viewModelType.GetFields(BindingFlags.NonPublic | BindingFlags.Instance).Where(x => x.GetCustomAttributes<ClosePopupCommandAttribute>().Any() && x.FieldType == iCommandType); // TODO: inheriting from ICommand ?
//foreach (FieldInfo fieldInfo in closeCommandFields)
//{
// ClosePopupCommandAttribute closePopupCommandAttribute = fieldInfo.GetCustomAttributes<ClosePopupCommandAttribute>().FirstOrDefault();
// PropertyInfo relatedProperty = viewModelType.GetProperty(closePopupCommandAttribute.RelatedProperty);
// ICommand originalCommand = relatedProperty.GetValue(viewModel) as ICommand;
// // TODO: check if RelayCommand<T>
// ICommand closedCommand = new RelayCommand<object>(o =>
// {
// Close(viewModel);
// originalCommand.Execute(o);
// });
// fieldInfo.SetValue(viewModel, closedCommand);
//}
//
viewType = attribute.ViewType;
}
FrameworkElement view = Activator.CreateInstance(viewType) as FrameworkElement;
if (view == null)
{
throw new InvalidOperationException($"Popup {viewType} instance is not a valid FrameworkElement.");
}
view.DataContext = viewModel;
return(view);
}
public ObservableObjectInfo([NotNull] ObservableObject observableObject)
{
var type = observableObject.GetType();
var propertyAccessors = ObservableObjectTypeCache.Register(
type,
() =>
{
var list = new List <PropertyAccessor>();
var objectTypeName = type.Name;
foreach (var property in GetPropertiesAnnotatedAsObservable(type))
{
if (property.GetIndexParameters().Length == 0)
{
var propertyType = property.PropertyType;
if (propertyType.IsSubclassOf(typeof(CommandBase)))
{
if (propertyType.IsSubclassOf(typeof(ParameterlessCommand)) || propertyType == typeof(ParameterlessCommand))
{
list.Add(
new ParameterlessCommandPropertyAccessor(
property.Name,
objectTypeName,
CreateParameterlessCommandPropertyGetMethod(property)));
}
else
{
Debug.Assert(propertyType.IsGenericType);
Debug.Assert(
propertyType.GetGenericTypeDefinition() == typeof(Command <>) ||
propertyType.GetGenericTypeDefinition() == typeof(AsyncCommand <>) ||
propertyType.GetGenericTypeDefinition() == typeof(ParameterizedCommand <>));
list.Add(
new ParameterizedCommandPropertyAccessor(
property.Name,
objectTypeName,
CreateParameterizedCommandPropertyGetMethod(property)));
}
}
else
{
list.Add(
new PropertyPropertyAccessor(
property.Name,
objectTypeName,
CreatePropertyGetMethod(property),
!propertyType.IsValueType));
}
}
}
return(list);
});
observableObjectReference = new WeakReference <ObservableObject>(observableObject);
valueBags = propertyAccessors.ConvertAll(propertyAccessor => propertyAccessor.CreateValueBag(observableObject));
}
public static void Update(ObservableObject sender, VcProperties property, object newValue, Boolean isAxisChanged)
{
Boolean isDataPoint = sender.GetType().Equals(typeof(DataPoint));
if (isDataPoint)
UpdateDataPoint(sender as DataPoint, property, newValue);
else
UpdateDataSeries(sender as DataSeries, property, newValue);
}
/// <summary>
/// Attach events to each and every individual face of Faces
/// </summary>
/// <param name="Object">Object where events to be attached</param>
internal void AttachEvent2DataPointVisualFaces(ObservableObject Object)
{
if (Parent.RenderAs == RenderAs.Pie || Parent.RenderAs == RenderAs.Doughnut || Parent.RenderAs == RenderAs.SectionFunnel || Parent.RenderAs == RenderAs.StreamLineFunnel)
{
if (Faces != null)
{
if ((Parent.Chart as Chart).View3D)
{
foreach (FrameworkElement element in Faces.VisualComponents)
{
AttachEvents2Visual(Object, this, element);
if ((Chart as Chart).ChartArea != null && (Chart as Chart).ChartArea._isDefaultInteractivityAllowed)
{
element.MouseLeftButtonUp -= new MouseButtonEventHandler(Visual_MouseLeftButtonUp);
element.MouseLeftButtonUp += new MouseButtonEventHandler(Visual_MouseLeftButtonUp);
}
}
}
else
{
AttachEvents2Visual(Object, this, Faces.Visual);
if ((Chart as Chart).ChartArea != null && (Chart as Chart).ChartArea._isDefaultInteractivityAllowed)
{
Faces.Visual.MouseLeftButtonUp -= new MouseButtonEventHandler(Visual_MouseLeftButtonUp);
Faces.Visual.MouseLeftButtonUp += new MouseButtonEventHandler(Visual_MouseLeftButtonUp);
}
}
if (this.ExplodeAnimation != null)
{
this.ExplodeAnimation.Completed -= new EventHandler(ExplodeAnimation_Completed);
this.ExplodeAnimation.Completed += new EventHandler(ExplodeAnimation_Completed);
}
if (this.UnExplodeAnimation != null)
{
this.UnExplodeAnimation.Completed -= new EventHandler(UnExplodeAnimation_Completed);
this.UnExplodeAnimation.Completed += new EventHandler(UnExplodeAnimation_Completed);
}
}
}
else if (Parent.RenderAs == RenderAs.StackedArea
|| Parent.RenderAs == RenderAs.StackedArea100 || Parent.RenderAs == RenderAs.Line)
{
if (Parent.RenderAs != RenderAs.Line)
{
if (Parent.Faces != null)
{
if (Object.GetType().Equals(typeof(DataPoint)))
{
foreach (FrameworkElement face in Parent.Faces.VisualComponents)
AttachEvents2AreaVisual(Object, this, face);
}
}
}
if (Marker != null)
AttachEvents2Visual(Object, this, Marker.Visual);
}
else if (Faces != null)
{
if (Parent.RenderAs == RenderAs.Bubble || Parent.RenderAs == RenderAs.Point || Parent.RenderAs == RenderAs.Stock || Parent.RenderAs == RenderAs.CandleStick || Parent.RenderAs == RenderAs.SectionFunnel || Parent.RenderAs == RenderAs.StreamLineFunnel)
{
foreach (FrameworkElement face in Faces.VisualComponents)
{
AttachEvents2Visual(Object, this, face);
}
}
else
{
AttachEvents2Visual(Object, this, Faces.Visual);
if (Marker != null)
AttachEvents2Visual(Object, this, Marker.Visual);
if (LabelVisual != null)
AttachEvents2Visual(Object, this, LabelVisual);
}
}
}
internal static void Update(ObservableObject sender, VcProperties property, object newValue, Boolean isAxisChanged)
{
Boolean isDataPoint;
if (property == VcProperties.Bevel)
{
sender = (sender as DataPoint).Parent;
isDataPoint = false;
}
else
isDataPoint = sender.GetType().Equals(typeof(DataPoint));
if (isDataPoint )
UpdateDataPoint(sender as DataPoint, property, newValue, isAxisChanged);
else
UpdateDataSeries(sender as DataSeries, property, newValue);
}
public ViewModelBinding(ConsoleControl control, PropertyInfo controlProperty, ObservableObject viewModel, string observablePropertyName)
{
var viewModelObservableProperty = viewModel.GetType().GetProperty(observablePropertyName);
if (viewModelObservableProperty.PropertyType != controlProperty.PropertyType &&
viewModelObservableProperty.PropertyType.IsSubclassOf(controlProperty.PropertyType) == false &&
viewModelObservableProperty.PropertyType.GetInterfaces().Contains(controlProperty.PropertyType) == false)
{
throw new InvalidOperationException($"ViewModel property '{viewModel.GetType().FullName}.{observablePropertyName}' of type {viewModelObservableProperty.PropertyType.FullName} is not compatible with control property '{controlProperty.DeclaringType.FullName}.{controlProperty.Name}' of type {controlProperty.PropertyType.FullName} ");
}
viewModel.SynchronizeForLifetime(observablePropertyName, () =>
{
var newValue = viewModelObservableProperty.GetValue(viewModel);
if (newValue == latestValue) return;
latestValue = newValue;
controlProperty.SetValue(control, newValue);
}, control.LifetimeManager);
control.SubscribeForLifetime(controlProperty.Name, () =>
{
var newValue = controlProperty.GetValue(control);
if (newValue == latestValue) return;
latestValue = newValue;
viewModelObservableProperty.SetValue(viewModel, newValue);
}, control.LifetimeManager);
}
