private void LoadCloudScanners(TwainCloudTokens cloudTokens)
{
var apiRoot = CloudManager.GetCloudApiRoot();
var client = new TwainCloudClient(apiRoot, cloudTokens);
var applicationManager = new ApplicationManager(client);
applicationManager.GetScanners().ContinueWith(task =>
{
var scanners = task.Result;
foreach (var s in scanners)
{
ListViewItem listviewitem = new ListViewItem
(
new[] {
s.Name,
s.Description,
s.Manufacturer,
CloudManager.GetScannerCloudUrl(s),
"(no ip)"
}
);
listviewitem.Tag = s;
AddCloudScanner(listviewitem);
// Fix our buttons...
SetButtons(ButtonState.Devices);
}
});
}
///////////////////////////////////////////////////////////////////////////////
// Public Methods...
///////////////////////////////////////////////////////////////////////////////
#region Public Methods...
/// <summary>
///
/// </summary>
/// <param name="a_dnssd">The mDNS info</param>
/// <param name="a_fScale">change the scale of the form</param>
/// <param name="a_twaincloudtokens">TWAIN Cloud access tokens</param>
/// <param name="a_blFoundOne">return how we did</param>
/// <param name="a_resourcemanager">localization</param>
public FormSelect(ref Dnssd a_dnssd, float a_fScale, TwainCloudTokens a_twaincloudtokens, out bool a_blFoundOne, ResourceManager a_resourcemanager)
{
// Init stuff...
InitializeComponent();
MinimizeBox = false;
MaximizeBox = false;
Config.ElevateButton(m_buttonManageTwainLocal.Handle);
m_listviewSelect.MouseDoubleClick += new MouseEventHandler(m_listviewSelect_MouseDoubleClick);
m_resourcemanager = a_resourcemanager;
// Listview Headers...
m_listviewSelect.Columns.Add("Name");
m_listviewSelect.Columns.Add("Device");
m_listviewSelect.Columns.Add("Note");
m_listviewSelect.Columns.Add("Address");
m_listviewSelect.Columns.Add("IPv4/IPv6");
// Scaling...
if ((a_fScale > 0) && (a_fScale != 1))
{
this.Font = new Font(this.Font.FontFamily, this.Font.Size * a_fScale, this.Font.Style);
}
// Localize...
m_buttonOpen.Text = Config.GetResource(m_resourcemanager, "strButtonOpen");
m_labelSelect.Text = Config.GetResource(m_resourcemanager, "strLabelSelectScanner");
this.Text = Config.GetResource(m_resourcemanager, "strFormSelectTitle");
// Hang onto this...
m_dnssd = a_dnssd;
m_twaincloudtokens = a_twaincloudtokens;
// Load the list box...
Thread.Sleep(1000);
a_blFoundOne = LoadScannerNames(false);
// Put the focus on the select box...
ActiveControl = m_listviewSelect;
// Start our timer...
m_timerLoadScannerNames = new System.Windows.Forms.Timer();
m_timerLoadScannerNames.Tick += new EventHandler(TimerEventProcessor);
m_timerLoadScannerNames.Interval = 15000;
m_timerLoadScannerNames.Tag = this;
m_timerLoadScannerNames.Start();
a_blFoundOne |= LoadCloudScanners(m_twaincloudtokens);
}
/// <summary>
/// Start polling for tasks...
/// </summary>
/// <returns>true on success</returns>
public async Task <bool> MonitorTasksStart()
{
DeviceSession devicesession = null;
string szCloudApiRoot = "";
string szCloudScannerId = "";
var cloudScanner = GetCurrentCloudScanner();
// If cloud fails, we should keep going so that the
// user can still run TWAIN Local...
if (cloudScanner != null)
{
try
{
szCloudApiRoot = CloudManager.GetCloudApiRoot();
var twaincloudtokens = new TwainCloudTokens(cloudScanner.AuthorizationToken, cloudScanner.RefreshToken);
var twaincloudclient = new TwainCloudClient(szCloudApiRoot, twaincloudtokens);
twaincloudclient.TokensRefreshed += (sender, args) =>
{
cloudScanner.AuthorizationToken = args.Tokens.AuthorizationToken;
cloudScanner.RefreshToken = args.Tokens.RefreshToken;
SaveScannerRegistration(cloudScanner);
};
devicesession = new DeviceSession(twaincloudclient, cloudScanner.Id);
szCloudScannerId = cloudScanner.Id;
}
catch (Exception exception)
{
Log.Error("MonitorTasksStart: failed to initialize cloud, has it been registered? - " + exception.Message);
devicesession = null;
}
}
// Start monitoring for commands...
var blSuccess = await m_twainlocalscannerdevice.DeviceHttpServerStart(devicesession, szCloudApiRoot, szCloudScannerId);
if (!blSuccess)
{
Log.Error("MonitorTasksStart: DeviceHttpServerStart failed...");
return(false);
}
// All done...
return(true);
}
private bool LoadCloudScanners(TwainCloudTokens a_twaincloudtokens)
{
// The user hasn't identified themselves...
if (a_twaincloudtokens == null)
{
return(false);
}
var apiRoot = CloudManager.GetCloudApiRoot();
var client = new TwainCloudClient(apiRoot, a_twaincloudtokens);
var applicationManager = new ApplicationManager(client);
applicationManager.GetScanners().ContinueWith(task =>
{
var scanners = task.Result;
foreach (var s in scanners)
{
ListViewItem listviewitem = new ListViewItem
(
new[] {
s.Name,
s.Id,
s.Description,
CloudManager.GetScannerCloudUrl(s),
"(no ip)"
}
);
listviewitem.Tag = s;
AddCloudScanner(listviewitem);
// Fix our buttons...
SetButtons(ButtonState.Devices);
}
});
// All done, there's no guarantee that we have any
// cloud scanners, but since the user identified
// themselves, we can proceed...
return(true);
}
private async void connectButton_Click_1(object sender, EventArgs e)
{
var scanner = registeredDevicesComboBox.SelectedItem as CloudScanner;
var tokens = new TwainCloudTokens(scanner.AuthorizationToken, scanner.RefreshToken);
var client = new TwainCloudClient(Constants.ApiRoot, tokens);
client.TokensRefreshed += (o, args) =>
{
scanner.AuthorizationToken = args.Tokens.AuthorizationToken;
scanner.RefreshToken = args.Tokens.RefreshToken;
SaveScannerRegistration(scanner);
};
var deviceSession = new DeviceSession(client, scanner.Id);
deviceSession.Received += async(o, message) =>
{
Debug.WriteLine("cloud message received: " + message);
await deviceSession.Send("message received");
};
await deviceSession.Connect(scanner.Id);
}
public TwainCloudAuthorizedEventArgs(TwainCloudTokens tokens)
{
Tokens = tokens;
}
