internal bool HandlePortClicked(PortViewModel portViewModel)
{
// We only entertain port clicking when the current state is idle,
// or when it is already having a connector being established.
if (currentState != State.None && (currentState != State.Connection))
{
return(false);
}
var portModel = portViewModel.PortModel;
var workspaceViewModel = owningWorkspace.DynamoViewModel.CurrentSpaceViewModel;
if (this.currentState != State.Connection) // Not in a connection attempt...
{
PortType portType = PortType.INPUT;
Guid nodeId = portModel.Owner.GUID;
int portIndex = portModel.Owner.GetPortIndexAndType(portModel, out portType);
var mode = DynamoModel.MakeConnectionCommand.Mode.Begin;
var command = new DynamoModel.MakeConnectionCommand(nodeId, portIndex, portType, mode);
owningWorkspace.DynamoViewModel.ExecuteCommand(command);
if (null != owningWorkspace.activeConnector)
{
this.currentState = State.Connection;
owningWorkspace.CurrentCursor = CursorLibrary.GetCursor(CursorSet.ArcSelect);
owningWorkspace.IsCursorForced = false;
}
}
else // Attempt to complete the connection
{
// Check if connection is valid
if (owningWorkspace.CheckActiveConnectorCompatibility(portViewModel))
{
PortType portType = PortType.INPUT;
Guid nodeId = portModel.Owner.GUID;
int portIndex = portModel.Owner.GetPortIndexAndType(portModel, out portType);
var mode = DynamoModel.MakeConnectionCommand.Mode.End;
var command = new DynamoModel.MakeConnectionCommand(nodeId,
portIndex, portType, mode);
owningWorkspace.DynamoViewModel.ExecuteCommand(command);
owningWorkspace.CurrentCursor = null;
owningWorkspace.IsCursorForced = false;
this.currentState = State.None;
}
}
return(true);
}
internal bool HandlePortClicked(PortViewModel portViewModel)
{
// We only entertain port clicking when the current state is idle,
// or when it is already having a connector being established.
if (currentState != State.None && (currentState != State.Connection))
{
return(false);
}
var portModel = portViewModel.PortModel;
var workspaceViewModel = owningWorkspace.DynamoViewModel.CurrentSpaceViewModel;
if (this.currentState != State.Connection) // Not in a connection attempt...
{
Guid nodeId = portModel.Owner.GUID;
int portIndex = portModel.Index;
var mode = DynamoModel.MakeConnectionCommand.Mode.Begin;
if (Keyboard.Modifiers == ModifierKeys.Shift) //if shift key is down, handle multiple wire reconnections
{
multipleConnections = true;
mode = DynamoModel.MakeConnectionCommand.Mode.BeginShiftReconnections;
}
var command = new DynamoModel.MakeConnectionCommand(nodeId, portIndex, portModel.PortType, mode);
owningWorkspace.DynamoViewModel.ExecuteCommand(command);
if (null != owningWorkspace.FirstActiveConnector)
{
this.currentState = State.Connection;
owningWorkspace.CurrentCursor = CursorLibrary.GetCursor(CursorSet.ArcSelect);
owningWorkspace.IsCursorForced = false;
}
}
else // Attempt to complete the connection
{
// Check if connection is valid
if (owningWorkspace.CheckActiveConnectorCompatibility(portViewModel))
{
Guid nodeId = portModel.Owner.GUID;
int portIndex = portModel.Index;
var mode = DynamoModel.MakeConnectionCommand.Mode.End;
if (multipleConnections)
{
mode = DynamoModel.MakeConnectionCommand.Mode.EndShiftReconnections;
}
var command = new DynamoModel.MakeConnectionCommand(nodeId,
portIndex, portModel.PortType, mode);
owningWorkspace.DynamoViewModel.ExecuteCommand(command);
multipleConnections = false;
owningWorkspace.CurrentCursor = null;
owningWorkspace.IsCursorForced = false;
this.currentState = State.None;
}
}
return(true);
}
