private void saveBtn_Click(object sender, RoutedEventArgs e)
{
List <ComputerRecord> toSave = records
.OrderBy(x => x.SchoolClass)
.ThenBy(x => x.Surname)
.ThenBy(x => x.Name).ToList();
string[] duplicates = toSave.Select(i => i.CName)
.GroupBy(x => x)
.Where(g => g.Count() > 1)
.Select(y => y.Key)
.ToArray();
if (duplicates.Length > 0)
{
MessageBox.Show(
"Seznam nelze uložit protože obsahuje duplicitní záznamy:"
+ Environment.NewLine
+ Environment.NewLine
+ String.Join(Environment.NewLine, duplicates),
"Chyba: duplicitní záznamy"
);
return;
}
DateTime thisDay = DateTime.Today;
string defaultFilename = String.Format("Licence_{0}_{1:00}_{2:00}", thisDay.Year, thisDay.Month, thisDay.Day);
try
{
SaveFileDialog dlg = new SaveFileDialog();
dlg.FileName = defaultFilename;
dlg.DefaultExt = ".xml"; // Default file extension
dlg.Filter = "XML documents (.xml)|*.xml"; // Filter files by extension
// Show save file dialog box
Nullable <bool> result = dlg.ShowDialog();
// Process save file dialog box results
if (result == true)
{
// Save document
string filename = dlg.FileName;
XMLSerialization.WriteToXmlFile(dlg.FileName, toSave);
}
}
catch
{
string message = "Chyba zápisu do souboru";
string caption = "Chyba";
MessageBoxButton buttons = MessageBoxButton.OK;
MessageBoxImage icon = MessageBoxImage.Error;
MessageBoxResult result = MessageBox.Show(message, caption, buttons, icon);
}
}
private void load_Click(object sender, RoutedEventArgs e)
{
OpenFileDialog openFileDialog = new OpenFileDialog();
openFileDialog.DefaultExt = ".xml"; // Default file extension
openFileDialog.Filter = "XML documents (.xml)|*.xml"; // Filter files by extension
if (openFileDialog.ShowDialog() == true)
{
try
{
records = XMLSerialization.ReadFromXmlFile <List <ComputerRecord> >(openFileDialog.FileName);
}
catch
{
string message = "Nelze načíst soubor";
string caption = "Chyba";
MessageBoxButton buttons = MessageBoxButton.OK;
MessageBoxImage icon = MessageBoxImage.Error;
MessageBoxResult result = MessageBox.Show(message, caption, buttons, icon);
}
}
showData();
}
