public ConfigPage()
{
InitializeComponent();
ThirdPartyLicensesLabel.Text = "dotnet:\n" +
"The MIT License(MIT)\nCopyright(c) 2019 Microsoft\n\n" +
"sqlite-net:\n" +
"The MIT License(MIT)\nCopyright (c) Krueger Systems, Inc.\n\n" +
"SkiaScene:\n" +
"The MIT License(MIT)\nCopyright (c) 2017 OndrejKunc\n\n" +
"Xamarin:\n" +
"The MIT License(MIT)\nCopyright (c) .NET Foundation Contributors\n\n" +
"Zeroconf:\n" +
"The MIT License(MIT)\nCopyright (c) [year] [fullname]\n\n";
if (ConnectionClass.connected)
{
ConnectButton.Text = AppResources.Disconnect;
}
else
{
ConnectButton.Text = AppResources.Connect;
}
IP_address_entry.Text = DatabaseClass.GetLastIPAddress();
Port_entry.Text = DatabaseClass.GetLastPort();
Password_entry.Text = DatabaseClass.GetLastPassword();
}
private void AcceptButton_Clicked(object sender, EventArgs e)
{
if (TextEntry.Text == AppResources.AddShortcutsPage)
{
DisplayAlert(AppResources.Error, AppResources.WrongShortcutNameError, AppResources.OK);
return;
}
ShortcutCell.Text = TextEntry.Text;
ShortcutCell.WWWAddress = WWWAddressEntry.Text;
ShortcutCell.Image = "https://www.google.com/s2/favicons?domain=" + ShortcutCell.WWWAddress; //Pobranie adresu favicon'a z wykorzystaniem Google'a
if (Id != -1)
{
DatabaseClass.EditShortcut(ShortcutCell);
}
else
{
DatabaseClass.AddNewShortcut(ShortcutCell);
}
if (DatabaseClass.DatabaseState == DatabaseState.DATABASE_OK)
{
Navigation.PopModalAsync();
}
else
{
DisplayAlert(AppResources.Error, DatabaseClass.exceptionText, AppResources.OK);
}
}
public ShortcutFormPage(int id = -1)
{
InitializeComponent();
Id = id;
if (Id != -1) //Gdy formularz ma być wykorzystany do edycji skrótu
{
ShortcutCell = DatabaseClass.GetShortcutFromDatabase(Id);
TextEntry.Text = ShortcutCell.Text;
WWWAddressEntry.Text = ShortcutCell.WWWAddress;
Button DeleteButton = new Button()
{
Text = AppResources.DeleteShortcutFormPage,
BackgroundColor = Color.Red,
TextColor = Color.White,
Margin = new Thickness(50, 100),
};
DeleteButton.Clicked += DeleteButton_Clicked;
FormStackLayout.Children.Add(DeleteButton);
AcceptButton.Text = AppResources.ChangeShortcutFormPage;
}
}
private void DeleteButton_Clicked(object sender, EventArgs e)
{
DatabaseClass.DeleteShortcut(ShortcutCell);
if (DatabaseClass.DatabaseState == DatabaseState.DATABASE_OK)
{
Navigation.PopModalAsync();
}
else
{
DisplayAlert(AppResources.Error, DatabaseClass.exceptionText, AppResources.OK);
}
}
private void RefreshShortcutsList() //Metoda odświeżająca listę skrótów
{
Shortcuts.Clear();
DatabaseClass.CreateShortcutsList(Shortcuts);
Shortcuts.Add(new ShortcutCell()
{
Image = "plus.png",
Text = AppResources.AddShortcutsPage,
WWWAddress = "",
ButtonVisible = false,
});
ShortcutsListView.ItemsSource = null;
ShortcutsListView.ItemsSource = Shortcuts; //Podpięcie nowej listy skrótów do kontrolki ListView
}
public static ConnectionState Connect(string ipAddress, string port, string password) //łączenie z serwerem, którego adres IP/nazwa hosta podana jest jako argument
{
if (ipAddress == "" || port == "0")
{
return(ConnectionState.CONNECTION_NOT_ESTABLISHED);
}
try
{
tcpClient = new TcpClient();
tcpClient.ReceiveTimeout = 5000;
tcpClient.SendTimeout = 5000;
tcpClient.Connect(ipAddress, int.Parse(port));
connected = true;
stream = ConnectionClass.tcpClient.GetStream();
stream.WriteTimeout = 500;
stream.ReadTimeout = 500;
ConnectionClass.ipAddress = ipAddress;
ConnectionClass.port = short.Parse(port);
ConnectionClass.password = password;
DatabaseClass.UpdateConfig(ConnectionClass.ipAddress, ConnectionClass.port.ToString(), ConnectionClass.password);
while (!readDataStopped)
{
}
readData = true;
readDataTask = new Task(new Action(ReceiveData));
readDataTask.Start();
startApplicationConnectAttempt = false;
_aes = new AesCryptoServiceProvider();
_aes.KeySize = 256;
_aes.BlockSize = 128;
_aes.Padding = PaddingMode.Zeros;
pass = new PasswordDeriveBytes(password, GenerateSalt(_aes.BlockSize / 8, password));
_aes.Key = pass.GetBytes(_aes.KeySize / 8);
_aes.IV = pass.GetBytes(_aes.BlockSize / 8);
if (!pingServer && pingServerStopped)
{
pingServer = true;
pingServerTask = new Task(new Action(PingServer));
pingServerTask.Start();
}
else if (!sendingPing)
{
pingServer = false;
while (!pingServerStopped)
{
}
;
pingServer = true;
pingServerTask = new Task(new Action(PingServer));
pingServerTask.Start();
}
if (widgetService == null)
{
widgetService = DependencyService.Get <IWidgetService>();
}
widgetService.CreateWidget();
return(ConnectionState.CONNECTION_ESTABLISHED);
}
catch (Exception error)
{
exceptionText = error.ToString();
connected = false;
readData = false;
return(ConnectionState.CONNECTION_NOT_ESTABLISHED);
}
}