private void UpdateNumberOfPhotos()
{
Roll [] selected_rolls = SelectedRolls();
uint sum = 0;
if (selected_rolls != null)
{
foreach (Roll roll in selected_rolls)
{
sum = sum + rollstore.PhotosInRoll(roll);
}
}
photos_in_selected_rolls.Text = sum.ToString();
}
void CreateRolls(Roll [] rolls)
{
if (rolls == null)
{
rolls = from_db.Rolls.GetRolls();
}
RollStore from_store = from_db.Rolls;
RollStore to_store = to_db.Rolls;
foreach (Roll roll in rolls)
{
if (from_store.PhotosInRoll(roll) == 0)
{
continue;
}
roll_map [roll.Id] = (to_store.Create(roll.Time).Id);
}
}