/// <summary>
/// Make controls reflect current settings.
/// </summary>
private void UpdateControls()
{
// Populate MIDI devices groupbox
midiDeviceNames = MidiMonitor.GetMidiDevices();
if (midiDeviceNames != null)
{
this.MidiDevicesComboBox.Items.AddRange(midiDeviceNames);
if (Properties.Settings.Default.MidiDeviceNumber < 1 ||
Properties.Settings.Default.MidiDeviceNumber >= midiDeviceNames.Length)
{
this.MidiDevicesComboBox.SelectedIndex = 0;
}
else
{
this.MidiDevicesComboBox.SelectedIndex = Properties.Settings.Default.MidiDeviceNumber;
}
}
// Set the remaining controls
this.DelimiterTextBox.Text = Properties.Settings.Default.ImportDelimiter.ToString();
this.DecimalMarkTextBox.Text = Properties.Settings.Default.ImportDecimalMark.ToString();
this.FrequenciesPerLineNumeric.Value = Properties.Settings.Default.FrequenciesPerLine;
this.LatencyNumeric.Value = Properties.Settings.Default.Latency;
this.BaseNoteComboBox.SelectedItem = Properties.Settings.Default.BaseNote;
this.BaseOctaveNumeric.Value = Properties.Settings.Default.BaseOctave;
}
/// <summary>
/// Occurs when the user clicks the OK button. Write settings back to calling MainWindow and close this window.
/// </summary>
/// <param name="sender">Calling control.</param>
/// <param name="e">Arguments passed.</param>
private void OKButton_Click(object sender, System.EventArgs e)
{
// Check for errors
if (DelimiterTextBox.Text == DecimalMarkTextBox.Text)
{
MessageBox.Show("Delimiter and decimal mark must be different characters!",
"Error!",
MessageBoxButtons.OK,
MessageBoxIcon.Error);
return;
}
// Did we loose (or gain) any MIDI devices while this window was open?
int selectedDevice;
bool devicesChanged = false;
string[] devices = MidiMonitor.GetMidiDevices();
if (devices == null && midiDeviceNames == null)
{
devicesChanged = false;
}
else if ((devices == null && midiDeviceNames != null) ||
(devices != null && midiDeviceNames == null))
{
devicesChanged = true;
}
else
{
devicesChanged = !devices.SequenceEqual(midiDeviceNames);
}
if (devicesChanged)
{
MessageBox.Show("MIDI device list changed! Selecting none.",
"Warning!",
MessageBoxButtons.OK,
MessageBoxIcon.Warning);
selectedDevice = -1;
}
else
{
selectedDevice = MidiDevicesComboBox.SelectedIndex;
}
// Save settings
Properties.Settings.Default.MidiDeviceNumber = selectedDevice;
Properties.Settings.Default.ImportDelimiter = Convert.ToChar(this.DelimiterTextBox.Text);
Properties.Settings.Default.ImportDecimalMark = Convert.ToChar(this.DecimalMarkTextBox.Text);
Properties.Settings.Default.FrequenciesPerLine = (int)this.FrequenciesPerLineNumeric.Value;
Properties.Settings.Default.Latency = (int)this.LatencyNumeric.Value;
Properties.Settings.Default.BaseNote = this.BaseNoteComboBox.SelectedItem.ToString();
Properties.Settings.Default.BaseOctave = (int)this.BaseOctaveNumeric.Value;
Properties.Settings.Default.Save();
this.Close();
}
/// <summary>
/// Initialize a new instance of the MainWindow class. The user controls the application from within this window.
/// </summary>
public MainWindow()
{
InitializeComponent();
// If a device is found, begin listening for incoming MIDI messages.
midiInMonitor = new MidiMonitor();
if (midiInMonitor.SelectedDevice != null)
{
Properties.Settings.Default.MidiDeviceNumber = (int)midiInMonitor.SelectedDevice;
this.midiInMonitor.MidiInDevice.MessageReceived += new EventHandler <MidiInMessageEventArgs>(MidiInDevice_messageHandler);
this.midiInMonitor.StartMidiMonitoring();
}
else
{
Properties.Settings.Default.MidiDeviceNumber = -1;
}
// Init audio
this.sinePlayer = new SineSumSampleProvider(44100, 1);
this.InitializeAudio();
}