/// <summary>
/// Checks if this event should be a start event and returns the configuration created by the base class
/// </summary>
/// <returns>NodeConfiguration</returns>
public override NodeConfiguration CreateConfiguration()
{
var parentViewModel = this.Parent as WorkflowEditorViewModel;
var configuration = base.CreateConfiguration();
configuration.IsStartEvent = false;
if (parentViewModel == null)
{
return(configuration);
}
// try to find out if this in pin is empty
var flowInPins = FlowPins.Where(x => x.PinDirection == PinDirectionDefinition.In);
foreach (var pin in flowInPins)
{
if (!parentViewModel.Connections.Any(x => x.TargetConnectorViewModel == pin))
{
// no connections to this pin, so it must be a start event
configuration.IsStartEvent = true;
}
}
return(configuration);
}
protected void CreateFlowInPin()
{
if (!nodeDefinition.InFlowPins.Any())
{
var pin = new FlowPinDefinition
{
AllowMultiple = false,
DisplayName = "In",
Id = Guid.NewGuid(),
Name = "FlowIn",
PinDirection = PinDirectionDefinition.In
};
nodeDefinition.InFlowPins.Add(pin);
FlowPins.Add(new FlowConnectorViewModel(pin)
{
Parent = this,
PinDirection = PinDirectionDefinition.In
});
}
}
private void FillPins()
{
foreach (var pin in nodeDefinition.InFlowPins)
{
FlowPins.Add(new FlowConnectorViewModel(pin)
{
Parent = this,
PinDirection = PinDirectionDefinition.In
});
}
foreach (var pin in nodeDefinition.InDataPins)
{
DataPins.Add(new DataConnectorViewModel(pin)
{
Parent = this,
PinDirection = PinDirectionDefinition.In
});
}
foreach (var pin in nodeDefinition.OutFlowPins)
{
FlowPins.Add(new FlowConnectorViewModel(pin)
{
Parent = this,
PinDirection = PinDirectionDefinition.Out
});
}
foreach (var pin in nodeDefinition.OutDataPins)
{
DataPins.Add(new DataConnectorViewModel(pin)
{
Parent = this,
PinDirection = PinDirectionDefinition.Out
});
}
}
