protected void AddToTrackerHandler <TResult>(IBinder sender, BinderValueChangedArgs <TResult> args)
{
if (_isInUndoProcess || _isInRedoProcess) //ignore changes stated by Undo/Redo
{
return;
}
if (_binderTrackerPosition > -1 && _binderTrackerPosition < _bindersTracker.Count - 1)
{
_bindersTracker = _bindersTracker.Splice(_binderTrackerPosition);
}
var addNewBindTracker = true;
if (_bindersTracker.Count > 0)
{
var last = _bindersTracker[_bindersTracker.Count - 1];
if (last.Binder.Equals(sender)) //if last binder is the same with the current binder
{
last.Value = args.Value;
addNewBindTracker = false;
}
}
if (addNewBindTracker)
{
_bindersTracker.Add(new BinderTrackerValue(sender, args.Value));
_binderTrackerPosition++;
}
}
/// <summary>
/// Set value to the property of the bounded entity
/// </summary>
/// <param name="value">New value</param>
protected virtual void BindValueToProperty(TResult value)
{
if (InternalSet)
{
return;
}
var entity = _entity();
// if validators will permit
if (entity != null && (Validators?.All(v => v.IsValid(value)) ?? true))
{
ReflexionEx.SetPropertyValue(entity, value, _result);
if (OnChanged != null)
{
var property = ReflexionEx.GetPropertyInfo(_result);
var args = new BinderValueChangedArgs <TResult>(value, property.Name);
OnChanged?.Invoke(this, args);
}
}
}
