// ###########################################################################
//
// P U B L I C
//
// ###########################################################################
// ===========================================================================
/// \brief Constructor
// ===========================================================================
public FormMain()
{
// Instantiate the application components
pendulumInterface = new PendulumInterface();
pendulum = new Pendulum(pendulumInterface);
// Instantiate HMI components
ctrlPendulum = new CtrlPendulum(pendulum);
ctrlParamDisplay = new CtrlParamDisplay(pendulum);
// Designer
InitializeComponent( );
// HMI disposal
splitMain.Panel2.Controls.Add(ctrlPendulum);
splitMain.Panel1.Controls.Add(ctrlParamDisplay);
ctrlPendulum.Width = splitMain.Panel2.Width;
ctrlPendulum.Height = splitMain.Panel2.Height;
ctrlPendulum.Enabled = false;
ctrlParamDisplay.Dock = DockStyle.Top;
// Linking
ctrlLog.StartLoggingEvent += EvLog_StartLogging;
ctrlLog.StopLoggingEvent += EvLog_StopLogging;
pendulumInterface.ConnectionChangedEvent += EvInterface_ConnectionChanged;
ctrlScopes.AttachPendulum(pendulum);
UpdateMenuState( );
}
// ===========================================================================
/// \brief Constructor
// ===========================================================================
public Pendulum(PendulumInterface pendulumInterface)
{
// Connect to pendulum interface
this.pendulumInterface = pendulumInterface;
pendulumInterface.TelemetriesEvent += EvInterface_TelemetriesEvent;
pendulumInterface.ConnectionChangedEvent += EvInterface_ConnectionChanged;
// Timer to refresh data from the pendulum
timer = new Timer();
timer.Interval = 1000;
timer.Tick += EvTimer_Tick;
timer.Start( );
}
// ###########################################################################
//
// P R I V A TE
//
// ###########################################################################
#region PRIVATE
// ===========================================================================
// <EvButton_Connect>
///
/// \brief Event: Button "Connect" has been pressed
// ===========================================================================
private void EvButton_Connect(object sender, EventArgs e)
{
if (cbPorts.Text == null || cbPorts.Text == "")
{
return;
}
cbPorts.Enabled = false;
bttConnect.Enabled = false;
lblError.Text = "";
// Open port with the required configuration
port = new SerialPort(cbPorts.Text, 115200, Parity.Even, 8, StopBits.One);
try { port.Open( ); }
catch (UnauthorizedAccessException) { lblError.Text = "Unauthorize acess to this port"; }
catch (ArgumentException) { lblError.Text = "Invalid port name"; }
catch (InvalidOperationException) { lblError.Text = "This port is already opened"; }
catch (System.IO.IOException) { lblError.Text = "This port doesn't exist"; }
// Check there is someone responding
if (port.IsOpen && PendulumInterface.TestConnection(port) == false)
{
lblError.Text = "Remote device isn't responding";
port.Close( );
}
// Connection failed
if (port.IsOpen == false)
{
cbPorts.Enabled = true;
bttConnect.Enabled = true;
}
// Success
else
{
lblError.ForeColor = Color.Green;
lblError.Text = "Connection successful";
}
t.Start( );
}
