private void WindowLoaded(object sender, RoutedEventArgs e)
{
_painting = new Painting();
statusText.Text = "Ready.";
var rect = new CustomRectangle(30, 30, 100, 100, Brushes.Red, Brushes.Black, 3);
_painting.Shapes.Add(rect);
canvas.Children.Add(rect.Shape);
}
private void Open()
{
HandleUnsavedChanges();
// Create an OpenFileDialog.
var dialog = new OpenFileDialog();
// Show the dialog, abort if not successful
if (dialog.ShowDialog() != true) return;
_fileName = dialog.FileName;
StreamReader streamReader = null;
try
{
var xmlSerializer = new XmlSerializer(typeof(Painting));
streamReader = new StreamReader(_fileName);
_painting = (Painting)xmlSerializer.Deserialize(streamReader);
}
catch (XmlException xe)
{
MessageBox.Show(xe.Message, "XML Parse Error", MessageBoxButton.OK, MessageBoxImage.Error);
}
catch (InvalidOperationException ioe)
{
MessageBox.Show(ioe.InnerException.Message, "XML Serialization Error", MessageBoxButton.OK, MessageBoxImage.Error);
}
finally
{
if (streamReader != null)
{
streamReader.Close();
}
}
statusText.Text = String.Format("Painting opened ({0}).", _fileName);
}
