/// <summary>
/// Creates the chain.
/// </summary>
/// <param name="parameter1">The parameter1.</param>
/// <param name="tree">The nodes.</param>
/// <exception cref="NotSupportedException">Expression Tree Node not supported.</exception>
protected void CreateChain(INotifyPropertyChanged parameter1, IRootAware tree)
{
foreach (var treeRoot in tree.Roots)
{
switch (treeRoot)
{
case ParameterNode parameterElement:
{
if (!(parameterElement.Next is PropertyNode propertyElement))
{
continue;
}
var root = new RootPropertyObserverNode(
propertyElement.PropertyInfo,
this.OnAction,
parameter1);
this.LoopTree(propertyElement, root);
this.RootNodes.Add(root);
break;
}
case ConstantNode constantElement when treeRoot.Next is FieldNode fieldElement:
{
if (!(fieldElement.Next is PropertyNode propertyElement))
{
continue;
}
var root = new RootPropertyObserverNode(
propertyElement.PropertyInfo,
this.OnAction,
(INotifyPropertyChanged)fieldElement.FieldInfo.GetValue(constantElement.Value));
this.LoopTree(propertyElement, root);
this.RootNodes.Add(root);
break;
}
case ConstantNode constantElement:
{
if (!(treeRoot.Next is PropertyNode propertyElement))
{
continue;
}
var root = new RootPropertyObserverNode(
propertyElement.PropertyInfo,
this.OnAction,
(INotifyPropertyChanged)constantElement.Value !);
this.LoopTree(propertyElement, root);
this.RootNodes.Add(root);
break;
}
default:
throw new NotSupportedException();
}
}
}
/// <summary>
/// Creates the chain.
/// </summary>
/// <param name="parameter1">The parameter1.</param>
/// <param name="parameter2">The parameter2.</param>
/// <param name="nodes">The nodes.</param>
/// <exception cref="NotSupportedException">Expression Tree Node not supported.</exception>
private void CreateChain(TParameter1 parameter1, TParameter2 parameter2, IRootAware nodes)
{
foreach (var treeRoot in nodes.Roots)
{
switch (treeRoot)
{
case ParameterNode parameterElement:
{
if (!(parameterElement.Next is PropertyNode propertyElement))
{
continue;
}
var parameterGetter = ExpressionGetter.CreateParameterGetter(
parameterElement,
this.propertyExpression);
var root = new RootPropertyObserverNode(
propertyElement.PropertyInfo,
this.OnAction,
(INotifyPropertyChanged)parameterGetter(parameter1, parameter2));
this.LoopTree(propertyElement, root);
this.RootNodes.Add(root);
break;
}
case ConstantNode constantElement when treeRoot.Next is FieldNode fieldElement:
{
if (!(fieldElement.Next is PropertyNode propertyElement))
{
continue;
}
var root = new RootPropertyObserverNode(
propertyElement.PropertyInfo,
this.OnAction,
(INotifyPropertyChanged)fieldElement.FieldInfo.GetValue(constantElement.Value));
this.LoopTree(propertyElement, root);
this.RootNodes.Add(root);
break;
}
case ConstantNode constantElement:
{
if (!(treeRoot.Next is PropertyNode propertyElement))
{
continue;
}
var root = new RootPropertyObserverNode(
propertyElement.PropertyInfo,
this.OnAction,
(INotifyPropertyChanged)constantElement.Value !);
this.LoopTree(propertyElement, root);
this.RootNodes.Add(root);
break;
}
default:
throw new NotSupportedException();
}
}
}
