/// <summary>
/// Here we create our connection with the BAOS device
/// First we create the StreamConnection and connect to the remote device
/// Connect takes the name or the IP address of the BAOS device
/// (which performs an enumeration to find the associated IP address and protocol).
/// Then we create the Connector from the Stream Connection and start the keep-alive thread.
/// Finally we attach to the datapoint events. This calls our function
/// onDatapointEvent when a datapoint indication or response is received
/// </summary>
private void buttonConnect_Click(object sender, EventArgs e)
{
if (editConnection.Text == "")
{
MessageBox.Show("Please insert a valid IP-Address or Name");
return;
}
try
{
// create the connection
baosConnection = new BaosConnection();
if (radioByIP.Checked)
{
// connect to the device by IPv4 address
baosConnection.connectIp(editConnection.Text, true);
}
else
{
// connect to the device by device friendly name
baosConnection.connectIpByName(editConnection.Text, true);
}
connector = new Connector(baosConnection);
// connect the events
baosEvent = new BaosEvent(connector);
baosEvent.DatapointEvent += new BaosEvent.DatapointEventHandler(onDatapointEventInThreadContext);
baosEvent.enable();
// read the status of all datapoints
readDatapoints();
// enable and disable controls
buttonConnect.Enabled = false;
buttonDisconnect.Enabled = true;
groupBoxVisualisation.Enabled = true;
radioByName.Enabled = false;
radioByIP.Enabled = false;
editConnection.Enabled = false;
}
catch (kdrive.KdriveException exception)
{
MessageBox.Show(exception.Message, "Exception",
MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
}
}
/// <summary>
/// Event handler for click buttonRead
/// First we create a connection to the device
/// with the Name or IP in the textbox. Is that device not available, we see
/// an error message in the messagebox. Otherwise we create the connection and read
/// out the datapoints properties
/// </summary>
private void buttonRead_Click(object sender, EventArgs e)
{
// clear old data from the data grid
dataGridView.Rows.Clear();
if (editConnection.Text == "")
{
MessageBox.Show("Please insert a valid IP-Address or Name");
return;
}
try
{
BaosConnection baosConnection = new BaosConnection();
using (baosConnection)
{
if (radioByIP.Checked)
{
// create a TPC/IP connection with the remote BAOS device by IPv4 address
baosConnection.connectIp(editConnection.Text, true);
}
else
{
//Connecting with the device which has this Name
baosConnection.connectIpByName(editConnection.Text, true);
}
Connector connector = new Connector(baosConnection);
//Reading the datapoints
readDatapointDescriptions(connector);
baosConnection.disconnect();
}
}
catch (kdrive.KdriveException exception)
{
MessageBox.Show(exception.Message, "Exception",
MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
}
}