private void DebugButton_Click(object sender, RoutedEventArgs e)
{
TaskListBox.UnselectAll();
DoingBox.UnselectAll();
DoneBox.UnselectAll();
MessageBox.Show("All tasks unselected");
}
private void DoneBox_LostFocus(object sender, RoutedEventArgs e)
{
DoneBox.UnselectAll();
}