public void Apply <TSource, TTarget>(BindingInfo <TSource, TTarget> info)
{
if (info.Mode.HasFlag(BindingMode.OneWay))
{
var sourceGetter = info.Source.Compile();
var targetSetter = this.CreateSetter(info.Target);
var dependencies = new DependencyCollector(info.Source).Dependencies;
var watcher = new DependencyWatcher(dependencies, BindingMode.OneWay, info.ErrorOptions);
var handler = this.CreateHandler(sourceGetter, targetSetter, info.Converter.ConvertTo);
watcher.ValueChanged += handler;
watcher.BeginWatch();
}
if (info.Mode.HasFlag(BindingMode.OneWayToSource))
{
var targetGetter = info.Target.Compile();
var sourceSetter = this.CreateSetter(info.Source);
var dependencies = new DependencyCollector(info.Target).Dependencies;
var watcher = new DependencyWatcher(dependencies, BindingMode.OneWayToSource, info.ErrorOptions);
var handler = this.CreateHandler(targetGetter, sourceSetter, info.Converter.ConvertFrom);
watcher.ValueChanged += handler;
watcher.BeginWatch();
}
}
public void ShouldCollectNotifiableRootAsDependency()
{
var source = new Source();
var expression = (Expression<Func<string>>)(() => source.Name);
var root = new DependencyCollector(expression).Dependencies.Single();
Assert.AreEqual("Name", root.PropertyName);
Assert.IsEmpty(root.SubDependencies);
}
public void ShouldCollectLinksAsDependenciesIfNotifiable()
{
var source = new Source();
var expression = (Expression<Func<string>>)(() => source.Inner.Name);
var root = new DependencyCollector(expression).Dependencies.Single();
Assert.AreEqual("Inner", root.PropertyName);
var subDependency = root.SubDependencies.Single();
Assert.AreEqual("Name", subDependency.PropertyName);
}