private void btnSavePersist_Click(object sender, System.EventArgs e)
{
if (this.mCountry != null)
{
FileStream fs = null;
try
{
PersistedCountry pc = new PersistedCountry(
this.mCountry.Name, this.mCountry.Population);
fs = File.Create(Application.StartupPath +
COUNTRY_FILE);
pc.Save(fs);
}
finally
{
fs.Close();
}
}
}
private void btnLoadPersist_Click(object sender, System.EventArgs e)
{
FileStream fs = null;
try
{
PersistedCountry pc = new PersistedCountry(string.Empty,
0);
fs = File.Open(Application.StartupPath +
COUNTRY_FILE, FileMode.Open);
pc.Load(fs);
this.mCountry = new ImprovedCountry(pc.Name, pc.Population);
this.txtName.Text = this.mCountry.Name;
this.txtPopulation.Text = this.mCountry.Population.ToString();
}
finally
{
fs.Close();
}
}
