Question

If I have Form1 & Form2, and I have the event button1_Click in Form1, such that:

System.Void button1_Click(System.Object  sender, System.EventArgs  e) {
static boolean x= false;
..
..
Form2.Show();
}

I want when closing Form2, to put x=true, how to do that

Answer 1

Form2 otherForm = new Form2();
bool x = false;
otherForm.FormClosing += (s,args)=> x = true;