public void Foo()
{
ChildForm2 child = new ChildForm2();
child.TextboxEdited += PropertyEditValue;
child.Show();
}
// Simulated - Event method called when button is clicked for child form 2
public void CallChildForm2()
{
ValuesContainer values = new ValuesContainer();
// Set the value from the main form
values.Value3 = true;
// Call the child form while passing in the container of values that we just populated.
ChildForm2 childForm = new ChildForm2(values);
childForm2.Show();
}