public void Digest(object source)
{
List <BindingChange> changes = null;
for (int i = 0; i < Paths.Length; i++)
{
var path = Paths[i];
var value = DotPath.GetDotPathValue(source, path);
if (value != Values[i])
{
//Changed
if (changes == null)
{
changes = new List <BindingChange>();
}
changes.Add(new BindingChange()
{
Path = PathStrings[i],
PreviousValue = Values[i],
Value = value
});
Values[i] = value;
}
}
if (changes != null)
{
Callback(changes.ToArray());
}
}
public Binding <T> WithBinding(object target, string targetProperty, string sourcePath, Func <object, object> valueConverter)
{
//If top level changes, we need to update children
//If member of top level changes, we need to update children
var binding = new DotPathBinding(target, targetProperty, DotPath.CompileDotPath(typeof(T), sourcePath), valueConverter);
Bindings.Add(binding);
return(this);
}
public Binding <T> WithMultiBinding(Callback <BindingChange[]> callback, params string[] paths)
{
var compiledPaths = new PropertyInfo[paths.Length][];
for (int i = 0; i < paths.Length; i++)
{
compiledPaths[i] = DotPath.CompileDotPath(typeof(T), paths[i]);
}
var binding = new MultiDotPathBinding(callback, paths, compiledPaths);
Bindings.Add(binding);
return(this);
}
private object GetValue(object source)
{
return(DotPath.GetDotPathValue(source, Path));
}
