/// <summary> Starts connection to the WeDo Hubs. </summary>
/// <returns> If the method completed with success the returning value is
/// <see cref="wclErrors.WCL_E_SUCCESS" />. If the method failed the returning value is
/// one of the Bluetooth Framework error code. </returns>
/// <remarks> The method starts searching for WeDo Hubs and to connect to each found. Once the Hub found
/// the <c>OnHubFound</c> event fires. An application may accept connection to this Hub by setting
/// the <c>Connect</c> parameter to <c>true</c>. </remarks>
public Int32 Start()
{
if (FRadio != null)
{
return(wclConnectionErrors.WCL_E_CONNECTION_ACTIVE);
}
Int32 Res = FManager.Open();
if (Res == wclErrors.WCL_E_SUCCESS)
{
Res = FManager.GetLeRadio(out FRadio);
if (Res == wclErrors.WCL_E_SUCCESS)
{
// Try to start watching for HUBs.
Res = FWatcher.Start(FRadio);
// If something went wrong we must clear the working radio objecy.
if (Res != wclErrors.WCL_E_SUCCESS)
{
FRadio = null;
}
}
// If something went wrong we must close Bluetooth Manager
if (Res != wclErrors.WCL_E_SUCCESS)
{
FManager.Close();
}
}
return(Res);
}
static public void SearchDevice()
{
if (Manager == null)
{
Manager = new wclBluetoothManager();
//Manager.OnNumericComparison += new wclBluetoothNumericComparisonEvent(Manager_OnNumericComparison);
//Manager.OnPasskeyNotification += new wclBluetoothPasskeyNotificationEvent(Manager_OnPasskeyNotification);
//Manager.OnPasskeyRequest += new wclBluetoothPasskeyRequestEvent(Manager_OnPasskeyRequest);
//Manager.OnPinRequest += new wclBluetoothPinRequestEvent(Manager_OnPinRequest);
Manager.OnDeviceFound += new wclBluetoothDeviceEvent(Manager_OnDeviceFound);
Manager.OnDiscoveringCompleted += new wclBluetoothResultEvent(Manager_OnDiscoveringCompleted);
//Manager.OnDiscoveringStarted += new wclBluetoothEvent(Manager_OnDiscoveringStarted);
Manager.Open();
Radio = GetRadio();
}
if (Radio != null)
{
Int32 Res = Radio.Discover(3, wclBluetoothDiscoverKind.dkBle);
if (Res != wclErrors.WCL_E_SUCCESS)
{
CSLibrary.Debug.WriteLine("Error starting discovering: 0x" + Res.ToString("X8"));
}
}
}
private void btStart_Click(object sender, EventArgs e)
{
lbLog.Items.Clear();
lbLog.Items.Add("Open Bluetooth Manager");
Int32 Res = FManager.Open();
if (Res != wclErrors.WCL_E_SUCCESS)
{
lbLog.Items.Add("Bluetooth Manager open failed: 0x" + Res.ToString("X8"));
}
}
/// <summary> Starts connection to the WeDo Hubs. </summary>
/// <returns> If the method completed with success the returning value is
/// <see cref="wclErrors.WCL_E_SUCCESS" />. If the method failed the returning value is
/// one of the Bluetooth Framework error code. </returns>
/// <remarks> The method starts searching for WeDo Hubs and to connect to each found. Once the Hub found
/// the <c>OnHubFound</c> event fires. An application may accept connection to this Hub by setting
/// the <c>Connect</c> parameter to <c>true</c>. </remarks>
public Int32 Start()
{
if (FRadio != null)
{
return(wclConnectionErrors.WCL_E_CONNECTION_ACTIVE);
}
Int32 Res = FManager.Open();
if (Res == wclErrors.WCL_E_SUCCESS)
{
if (FManager.Count == 0)
{
Res = wclBluetoothErrors.WCL_E_BLUETOOTH_API_NOT_FOUND;
}
else
{
// Look for first available radio.
for (int i = 0; i < FManager.Count; i++)
{
if (FManager[i].Available)
{
FRadio = FManager[i];
break;
}
}
if (FRadio == null)
{
Res = wclBluetoothErrors.WCL_E_BLUETOOTH_RADIO_UNAVAILABLE;
}
else
{
// Try to start watching for HUBs.
Res = FWatcher.Start(FRadio);
// If something went wrong we must clear the working radio objecy.
if (Res != wclErrors.WCL_E_SUCCESS)
{
FRadio = null;
}
}
}
// If something went wrong we must close Bluetooth Manager
if (Res != wclErrors.WCL_E_SUCCESS)
{
FManager.Close();
}
}
return(Res);
}
public string ConnectBLE(string portName)
{
Manager = new wclBluetoothManager();
Manager.OnDeviceFound += new wclBluetoothDeviceEvent(Manager_OnDeviceFound);
Manager.OnDiscoveringCompleted += new wclBluetoothResultEvent(Manager_OnDiscoveringCompleted);
Manager.OnDiscoveringStarted += new wclBluetoothEvent(Manager_OnDiscoveringStarted);
Client = new wclGattClient();
Client.OnConnect += Client_OnConnect;
Client.OnDisconnect += Client_OnDisconnect;
Manager.Open();
Radio = GetRadio();
return(Radio != null ? portName : null);
}
private void BtConnect_Click(Object Sender, EventArgs e)
{
// The very first thing we have to do is to open Bluetooth Manager.
// That initializes the underlying drivers and allows us to work with Bluetooth.
// Always check result!
Int32 Res = FManager.Open();
if (Res != wclErrors.WCL_E_SUCCESS)
{
// It should never happen but if it does notify user.
MessageBox.Show("Unable to open Bluetooth Manager: 0x" + Res.ToString("X8"));
}
else
{
// Assume that no one Bluetooth Radio available.
wclBluetoothRadio Radio = null;
Res = FManager.GetLeRadio(out Radio);
if (Res != wclErrors.WCL_E_SUCCESS)
{
// If not, let user know that he has no Bluetooth.
MessageBox.Show("No available Bluetooth Radio found");
}
else
{
// If found, try to start discovering.
Res = FWatcher.Start(Radio);
if (Res != wclErrors.WCL_E_SUCCESS)
{
// It is something wrong with discovering starting. Notify user about the error.
MessageBox.Show("Unable to start discovering: 0x" + Res.ToString("X8"));
}
else
{
btConnect.Enabled = false;
btDisconnect.Enabled = true;
laStatus.Text = "Searching...";
}
}
// Again, check the found Radio.
if (Res != wclErrors.WCL_E_SUCCESS)
{
// And if it is null (not found or discovering was not started
// close the Bluetooth Manager to release all the allocated resources.
FManager.Close();
// Also clean up found Radio variable so we can check it later.
Radio = null;
}
}
}
private void MainForm_Load(object sender, EventArgs e)
{
_manager = new wclBluetoothManager();
_client = new wclGattClient();
_manager.OnDeviceFound += Manager_OnDeviceFound;
_manager.OnDiscoveringCompleted += Manager_OnDiscoveringCompleted;
_manager.OnDiscoveringStarted += Manager_OnDiscoveringStarted;
_client.OnCharacteristicChanged += Client_OnCharacteristicChanged;
_client.OnConnect += Client_OnConnect;
_client.OnDisconnect += Client_OnDisconnect;
// In real application you should always analize the result code.
// In this demo we assume that all is always OK.
_manager.Open();
Cleanup();
}
/**
* <summary>When the Simple_Form loads</summary>
* <param name="sender">Object on which the change happened</param>
* <param name="e">Additional information about the event</param>
*/
private void Simple_Form_Load(object sender, EventArgs e)
{
lineTracker = new LineTracker(this);
Manager = new wclBluetoothManager();
Watcher = new wclWeDoWatcher();
listBox1.Items.Add("Please connect one of the hubs.");
Watcher.OnHubFound += Watcher_OnHubFound;
int res = Manager.Open();
if (res != wclErrors.WCL_E_SUCCESS)
{
MessageBox.Show("Error opening the Manager.");
}
else
{
wclBluetoothRadio radio = null;
for (int i = 0; i < Manager.Count; i++)
{
if (Manager[i].Available)
{
radio = Manager[i];
break;
}
}
if (radio != null)
{
res = Watcher.Start(radio);
if (res != wclErrors.WCL_E_SUCCESS)
{
MessageBox.Show("Can't start watching.");
}
}
}
}
private void BtStart_Click(Object Sender, EventArgs e)
{
// The very first thing we have to do is to open Bluetooth Manager.
// That initializes the underlying drivers and allows us to work with Bluetooth.
// Always check result!
Int32 Res = FManager.Open();
if (Res != wclErrors.WCL_E_SUCCESS)
{
// It should never happen but if it does notify user.
MessageBox.Show("Unable to open Bluetooth Manager: 0x" + Res.ToString("X8"));
}
else
{
// Assume that no one Bluetooth Radio available.
wclBluetoothRadio Radio = null;
// Check that at least one Bluetooth Radio exists (or at least Bluetooth drivers installed).
if (FManager.Count == 0)
{
// No one, even drivers?
MessageBox.Show("No Bluetooth Hardware installed");
}
else
{
// Ok, at least one Bluetooth Radio module should be available.
for (Int32 i = 0; i < FManager.Count; i++)
{
// Check if current Radio module is available (plugged in and turned ON).
if (FManager[i].Available)
{
// Looks like we have Bluetooth on this PC!
Radio = FManager[i];
// Terminate the loop.
break;
}
}
// Check that we found the Bluetooth Radio module.
if (Radio == null)
{
// If not, let user know that he has no Bluetooth.
MessageBox.Show("No available Bluetooth Radio found");
}
else
{
// If found, try to start discovering.
Res = FWatcher.Start(Radio);
if (Res != wclErrors.WCL_E_SUCCESS)
{
// It is something wrong with discovering starting. Notify user about the error.
MessageBox.Show("Unable to start discovering: 0x" + Res.ToString("X8"));
// Also clean up found Radio variable so we can check it later.
Radio = null;
}
}
}
// Again, check the found Radio.
if (Radio == null)
{
// And if it is null (not found or discovering was not started
// close the Bluetooth Manager to release all the allocated resources.
FManager.Close();
}
}
}
