void IContent.OnNavigatedTo(NavigationEventArgs e)
{
InterfaceHelpers.CurrentPage = e.Source.OriginalString;
FillFavouriteDBConnectionsComboBox();
// Disable "Reconnect to last used Database" if the connection cannot be found
DBConnectionHelpers.LoadConnectionParameters();
if (DBConnectionHelpers.LoadLastUsedDatabase() == null)
{
ReconnectToLastUsedConnectionButton.IsEnabled = false;
}
else
{
ReconnectToLastUsedConnectionButton.IsEnabled = true;
}
// Disable "Restore saved results" button if no file exists
if (!File.Exists(AppDomain.CurrentDomain.BaseDirectory + @"\LastMiningResults.mpm"))
{
RestoreSavedResultsButton.IsEnabled = false;
}
else
{
RestoreSavedResultsButton.IsEnabled = true;
}
}
/// <summary>
/// Add a new connection to the DatabaseSettings.xml and connect to the Database
/// </summary>
/// <author>Bernhard Bruns</author>
private void SaveAndConnectClick(object sender, RoutedEventArgs e)
{
DBConnectionHelpers.LoadConnectionParameters();
ConnectionParameters connectionParameters = new ConnectionParameters(DBTypeComboBox.Text, DBConnectionnameTextBox.Text, DBHostnameTextBox.Text, DBDatabaseTextBox.Text, DBUsernameTextBox.Text, DBPasswordTextBox.Password, DBPortTextBox.Text);
if (connectionParameters.IsComplete())
{
if (DBConnectionHelpers.CheckIfDatabaseNameExists(connectionParameters.Name))
{
DBConnectionHelpers.AddDatabaseConnectionToConnectionList(connectionParameters);
if (ConnectToDb(connectionParameters))
{
DBConnectionHelpers.SaveConnectionParameters();
DBConnectionHelpers.SaveLastUsedDatabase(connectionParameters);
AddConnectionGrid.Visibility = Visibility.Collapsed;
}
else
{
ModernDialog.ShowMessage("Can't connect to database!", "New Connection", MessageBoxButton.OK);
}
}
else
{
ModernDialog.ShowMessage("Connection Name \"" + connectionParameters.Name + "\" already exists! \r\nPlease choose a new Name for your connection.", "New Connection", MessageBoxButton.OK);
}
}
else
{
ModernDialog.ShowMessage("Please fill out all fields to add the new connection!", "New Connection", MessageBoxButton.OK);
}
}
/// <summary>
/// Fills the listbox with saved database connections
/// </summary>
/// <author>Bernhard Bruns</author>
private void FillListboxWithDatabaseConections()
{
DBConnectionHelpers.LoadConnectionParameters();
ConnectionsListBox.ItemsSource = DBConnectionHelpers.ConnectionParametersList;
if (ConnectionsListBox.Items.Count > 0)
{
ConnectionsListBox.SelectedIndex = 0;
}
}
public void LoadConnectionParametersTest()
{
bool expected;
bool actual;
if (File.Exists(AppDomain.CurrentDomain.BaseDirectory + @"\DatabaseSettings.mpm"))
{
expected = true;
}
else
{
expected = false;
}
actual = DBConnectionHelpers.LoadConnectionParameters();
Assert.AreEqual(expected, actual);
}
/// <summary>
/// Read the DatabaseSettings xml-file and write it in the connectionlist
/// </summary>
/// <author>Bernhard Bruns</author>
public void FillFavouriteDBConnectionsComboBox()
{
DBConnectionHelpers.LoadConnectionParameters();
if (DBConnectionHelpers.ConnectionParametersList != null)
{
// Binding
FavouriteDBConnectionsComboBox.ItemsSource = DBConnectionHelpers.ConnectionParametersList;
FavouriteDBConnectionsComboBox.DisplayMemberPath = "Name";
if (DBConnectionHelpers.ConnectionParametersList.Count == 0)
{
ConnectToFavouriteButton.IsEnabled = false;
FavouriteDBConnectionsComboBox.IsEnabled = false;
}
else
{
ConnectToFavouriteButton.IsEnabled = true;
FavouriteDBConnectionsComboBox.IsEnabled = true;
FavouriteDBConnectionsComboBox.SelectedIndex = 0;
}
}
}
/// <summary>
/// handle Shortcuts
/// </summary>
/// <param Name="sender"></param>
/// <param Name="e"></param>
/// <author>Thomas Meents, Bernd Nottbeck, Jannik Arndt</author>
private void HandleShortcuts(object sender, KeyEventArgs e)
{
if (Keyboard.Modifiers.HasFlag(ModifierKeys.Control))
{
switch (e.Key)
{
case Key.R:
Cursor = Cursors.Wait;
try
{
DBConnectionHelpers.LoadConnectionParameters();
DBConnectionHelpers.EstablishDatabaseConnection(DBConnectionHelpers.LoadLastUsedDatabase());
}
finally
{
Cursor = Cursors.Arrow;
}
break;
}
}
else
{
switch (e.Key)
{
case Key.Enter:
switch (ContentSource.ToString())
{
case ("/Pages/P1connection.xaml"):
ContentSource = new Uri("/Pages/P2metadata.xaml", UriKind.RelativeOrAbsolute);
break;
case ("/Pages/P2metadata.xaml"):
ContentSource = new Uri("/Pages/P3dimensionselection.xaml", UriKind.RelativeOrAbsolute);
break;
case ("/Pages/P3dimensionselection.xaml"):
ContentSource = new Uri("/Pages/P4eventselection.xaml", UriKind.RelativeOrAbsolute);
break;
case ("/Pages/P4eventselection.xaml"):
ContentSource = new Uri("/Pages/P5configuration.xaml", UriKind.RelativeOrAbsolute);
break;
case ("/Pages/P5configuration.xaml"):
if (MinerSettings.IsAlgorithmSet)
{
ContentSource = new Uri("/Pages/P6mining.xaml", UriKind.RelativeOrAbsolute);
}
break;
case ("/Pages/P6mining.xaml"):
// Start / Continue
break;
case ("/Pages/P7consolidation.xaml"):
ContentSource = new Uri("/Pages/P8results.xaml", UriKind.RelativeOrAbsolute);
break;
}
break;
case Key.F11:
if (WindowState.Equals(WindowState.Maximized))
{
ViewRegularscreen();
}
else
{
ViewFullscreen();
}
break;
}
}
}
/// <summary>
/// Reconnect to the Last used database connection
/// </summary>
/// <author>Bernhard Bruns</author>
private void ReconnectToLastUsedConnectionClick(object sender, RoutedEventArgs e)
{
DBConnectionHelpers.LoadConnectionParameters();
ConnectToDb(DBConnectionHelpers.LoadLastUsedDatabase());
}