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;
}
}
}
/**
* <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();
}
}
}