private void HandleSave()
{
if (string.IsNullOrEmpty(window.FileName))
{
//go to save as
window.GoSaveAs();
if (string.IsNullOrEmpty(window.FileName))
{
cancelSave = true;
return;
}
}
if (model.Changed)
{
File.Delete(window.FileName);
//save spreadsheet
model.Save(File.CreateText(window.FileName));
}
}