protected virtual void BindEvent()
{
_dstViewModel = ViewModelProvider.Instance.GetViewModelBehaviour(ViewModelName);
//TODO: Wrap PropertyInfo & MethodInfo in Serializable classes so we don't need reflection here
if (_srcEventProp == null)
{
_srcEventProp = _srcView.GetType().GetProperty(SrcEventName);
}
if (_method == null)
{
_method = ViewModelProvider.GetViewModelType(ViewModelName).GetMethod(DstMethodName);
}
if (_method == null)
{
Debug.LogErrorFormat("EventBinding error in {0}. No method found in {1} with name {2}", gameObject.name, ViewModelName, DstMethodName);
return;
}
var method = UnityEventBinder.GetAddListener(_srcEventProp.GetValue(_srcView));
var arg = method.GetParameters()[0];
d = Delegate.CreateDelegate(arg.ParameterType, _dstViewModel, _method);
var p = new object[] { d };
method.Invoke(_srcEventProp.GetValue(_srcView), p);
}
private void OnDestroy()
{
var method = UnityEventBinder.GetRemoveListener(_srcEventProp.GetValue(_srcView));
if (d == null || method == null)
{
return;
}
var p = new object[] { d };
method.Invoke(_srcEventProp.GetValue(_srcView), p);
}
public override void UnregisterDataBinding()
{
base.UnregisterDataBinding();
var propInfo = _dstView.GetType().GetProperty(_dstChangedEventName);
var removeListenerMethod = UnityEventBinder.GetRemoveListener(propInfo.GetValue(_dstView));
var p = new object[] { changeDelegate };
if (_binder != null && _connection != null)
{
_binder.OnChange -= _connection.DstUpdated;
}
removeListenerMethod.Invoke(propInfo.GetValue(_dstView), p);
}
public override void RegisterDataBinding()
{
base.RegisterDataBinding();
var propInfo = _dstView.GetType().GetProperty(_dstChangedEventName);
var type = propInfo.PropertyType.BaseType;
var args = type.GetGenericArguments();
var evn = propInfo.GetValue(_dstView);
var addListenerMethod = UnityEventBinder.GetAddListener(propInfo.GetValue(_dstView));
changeDelegate = UnityEventBinder.GetDelegate(_binder, args);
var p = new object[] { changeDelegate };
_binder.OnChange += _connection.DstUpdated;
addListenerMethod.Invoke(propInfo.GetValue(_dstView), p);
}
// Even though this method is never called, the fact that it exists will
// ensure the compiler includes the types referenced in it so that we can
// later refer to those via reflection.
private void EnsureGenericTypes()
{
// Used by InputField
var strEventBinder = new UnityEventBinder <string>(null, null);
// Used by Slider and Scrollbar
var floatEventBinder = new UnityEventBinder <float>(null, null);
// Used by Toggle
var boolEventBinder = new UnityEventBinder <bool>(null, null);
// Used by Dropdown
var intEventBinder = new UnityEventBinder <int>(null, null);
// Used by ScrollRect
var vector2EventBinder = new UnityEventBinder <Vector2>(null, null);
// Used by ColorTween
var colorEventBinder = new UnityEventBinder <Color>(null, null);
// Used by EventTrigger
var baseEventDataEventBinder = new UnityEventBinder <BaseEventData>(null, null);
}
// Even though this method is never called, the fact that it exists will
// ensure the compiler includes the types referenced in it so that we can
// later refer to those via reflection.
private void EnsureGenericTypes()
{
var strEventBinder = new UnityEventBinder <string>(null, null);
var floatEventBinder = new UnityEventBinder <float>(null, null);
}
