private void frmMain_Load(object sender, EventArgs e)
{
Form myForm = new frmViaggi();
SetForm(myForm);
myForm.Show();
}
private void tsBtnViaggi_Click(object sender, EventArgs e)
{
foreach (Form form in Application.OpenForms)
{
if (form.GetType() == typeof(frmViaggi))
{
form.Activate();
return;
}
}
Form myForm = new frmViaggi();
SetForm(myForm);
myForm.Show();
}