Notes

bool surukleniyor = false;
Point ilkkonum;
public MainPage()
{
InitializeComponent();
}

private void kare_MouseMove(object sender, MouseEventArgs e)
{
Point yenikonum = e.GetPosition(kare);
if(surukleniyor)
{
Canvas.SetLeft(kare, Canvas.GetLeft(kare)+(yenikonum.X-ilkkonum.X));
Canvas.SetTop(kare, Canvas.GetTop(kare) + (yenikonum.Y- ilkkonum.Y));
}
}

private void kare_MouseLeftButtonDown(object sender, MouseButtonEventArgs e)
{
surukleniyor = true;
ilkkonum=e.GetPosition(kare);
}

private void kare_MouseLeftButtonUp(object sender, MouseButtonEventArgs e)
{
surukleniyor = false;
}
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public partial class MainPage : UserControl
{
int i = 0;
public MainPage()
{
InitializeComponent();
}

private void LayoutRoot_MouseLeftButtonDown(object sender, MouseButtonEventArgs e)
{
i++;
Ellipse daire = new Ellipse();
daire.Width = 50;
daire.Height = 50;
Canvas.SetLeft(daire, e.GetPosition(this).X - 25);
Canvas.SetTop(daire, e.GetPosition(this).Y - 25);
if(i%2==0)
{
daire.Fill = new SolidColorBrush(Color.FromArgb(255, 255, 0, 0));
}
else
{
daire.Fill = new SolidColorBrush(Color.FromArgb(255, 255, 255, 0));
}
LayoutRoot.Children.Add(daire);
}
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private void ekle_Click(object sender, RoutedEventArgs e)
{
liste.Items.Add(txt.Text);
}

private void kaldir_Click(object sender, RoutedEventArgs e)
{
liste.Items.Remove(liste.SelectedItem);
}
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private void ileri_Click(object sender, RoutedEventArgs e)
{
TimeSpan sure = new TimeSpan(0, 0, 3);
video.Position = video.Position.Add(sure);
}

private void geri_Click(object sender, RoutedEventArgs e)
{
TimeSpan sure = new TimeSpan(0, 0, 3);
video.Position = video.Position.Subtract(sure);
}

private void oynat_Click(object sender, RoutedEventArgs e)
{
video.Play();
}

private void ses_ValueChanged(object sender, RoutedPropertyChangedEventArgs<double> e)
{
video.Volume = ses.Value;
}