示例#1
0
 private void Gp_FormClosed(object sender, FormClosedEventArgs e)
 {
     gp = null;
 }
示例#2
0
 private void btn_Graph_Click(object sender, EventArgs e)
 {
     gp             = new Graph();
     gp.FormClosed += Gp_FormClosed;
     gp.Show();
 }