void OnOperationComplete(DeviceLoader sender, Operation operation, bool withSuccess)
{
if (InvokeRequired)
{
BeginInvoke(new Action(() => { OnOperationComplete(sender, operation, withSuccess); }));
return;
}
// Safe to work with UI
UpdateUI(String.Format("{0} complete.", operation));
// TODO: Handle the results of the operation
if ((operation == Operation.Reading) && withSuccess)
{
SaveFileDialog dlg = new SaveFileDialog();
dlg.DefaultExt = "rom";
dlg.AddExtension = true;
dlg.OverwritePrompt = true;
dlg.Title = "Save ROM Image";
dlg.Filter = "ROM Image (*.rom)|*.rom";
DialogResult result = dlg.ShowDialog();
if (result == DialogResult.OK)
{
File.WriteAllBytes(dlg.FileName, m_loader.Data);
}
}
// Clean up progress state
m_ctlProgress.Value = m_ctlProgress.Minimum;
}
void OnConnectionStateChanged(DeviceLoader sender, ConnectionState state)
{
if (InvokeRequired)
{
BeginInvoke(new Action(() => { OnConnectionStateChanged(sender, state); }));
return;
}
// Safe to work with UI
UpdateUI(String.Format("Device is {0}", state));
}
void OnProgress(DeviceLoader sender, ProgressState state, int position, int target, string message)
{
if (InvokeRequired)
{
BeginInvoke(new Action(() => { OnProgress(sender, state, position, target, message); }));
return;
}
// Safe to work with UI
m_ctlProgress.Maximum = target;
m_ctlProgress.Value = position;
UpdateUI(message);
}
void OnError(DeviceLoader sender, string message, Exception ex)
{
if (InvokeRequired)
{
BeginInvoke(new Action(() => { OnError(sender, message, ex); }));
return;
}
// Safe to work with UI
if (ex != null)
{
message = message + "\n" + ex.ToString();
}
MessageBox.Show(message, "Error!", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
public MainForm()
{
InitializeComponent();
// Set up the loader
m_loader = new DeviceLoader();
m_loader.ConnectionStateChanged += OnConnectionStateChanged;
m_loader.Progress += OnProgress;
m_loader.Error += OnError;
m_loader.OperationComplete += OnOperationComplete;
UpdateUI("");
// Populate the list of available COM ports
List <string> ports = new List <string>(SerialPort.GetPortNames());
ports.Sort();
m_ctlPorts.Items.AddRange(ports.ToArray());
if (m_ctlPorts.Items.Count > 0)
{
m_ctlPorts.SelectedIndex = 0;
}
}