public override Action Bind(object control, INotifyPropertyChanged model)
{
var controlPropertyInfo = control.GetType().GetProperty(this.ControlPropertyName);
var modelPropertyInfo = model.GetType().GetProperty(this.ModelPropertyName);
var forwardBinding = new BindingClosure(() => this.TransferValue(BindingDirection.Forward, model, control, modelPropertyInfo, controlPropertyInfo, this.ModelPropertyIndex, this.ControlPropertyIndex));
forwardBinding.Execute();
var unregisterForwardBinding = this.RegisterForwardBinding(model, forwardBinding);
return(unregisterForwardBinding);
}
public override Action Bind(object control, INotifyPropertyChanged model)
{
var modelPropertyInfo = model.GetType().GetProperty(this.ModelPropertyName);
var commandBinding = new BindingClosure(() => this.ExecuteCommand(model, modelPropertyInfo));
var unregisterReverseBinding = this.RegisterReverseBinding(control, commandBinding);
return(() =>
{
unregisterReverseBinding.Invoke();
unregisterReverseBinding = null;
});
}
protected Action RegisterReverseBinding(object control, BindingClosure applyReverseBindingOnce)
{
var changeEventInfo = control.GetType().GetEvent(this.ControlEventName);
var handler = Delegate.CreateDelegate(changeEventInfo.EventHandlerType, applyReverseBindingOnce, applyReverseBindingOnce.MethodInfo);
changeEventInfo.AddEventHandler(control, handler);
return(() =>
{
changeEventInfo.RemoveEventHandler(control, handler);
handler = null;
});
}
public override Action Bind(object control, INotifyPropertyChanged model)
{
var controlPropertyInfo = control.GetType().GetProperty(this.ControlPropertyName);
var modelPropertyInfo = model.GetType().GetProperty(this.ModelPropertyName);
var reverseBinding = new BindingClosure(() => this.TransferValue(BindingDirection.Reverse, control, model, controlPropertyInfo, modelPropertyInfo, this.ControlPropertyIndex, this.ModelPropertyIndex));
reverseBinding.Execute();
var unregisterReverseBinding = this.RegisterReverseBinding(control, reverseBinding);
return(() =>
{
unregisterReverseBinding.Invoke();
unregisterReverseBinding = null;
});
}
protected Action RegisterForwardBinding(INotifyPropertyChanged model, BindingClosure applyBindingOnce)
{
PropertyChangedEventHandler handler = (sender, e) =>
{
if (e.PropertyName == this.ModelPropertyName)
{
applyBindingOnce.Execute();
}
};
model.PropertyChanged += handler;
return(() =>
{
model.PropertyChanged -= handler;
handler = null;
});
}