public static Maintenance Create(int id)
{
if (id == 1)
return null;
else
{
if (mnt == null)
{
mnt = new Maintenance(id);
}
return mnt;
}
}
private void Form1_FormClosing(object sender, FormClosingEventArgs e)
{
if (!updated)
{
if (DialogResult.No == MessageBox.Show("You haven't updated the changes you made to the database. If you exit now they will be lost.\nDo you still want to exit?", "Database not Updated", MessageBoxButtons.YesNo, MessageBoxIcon.Warning))
{
e.Cancel = true;
}
else
{
mnt = null;
}
}
else
{
mnt = null;
}
}
private void Form1_FormClosing(object sender, FormClosingEventArgs e)
{
if (!updated)
{
if (DialogResult.No == MessageBox.Show("You haven't updated the changes you made to the database. If you exit now they will be lost.\nDo you still want to exit?", "Database not Updated", MessageBoxButtons.YesNo,MessageBoxIcon.Warning))
e.Cancel = true;
else
mnt = null;
}
else
mnt = null;
}