private void nombreToolStripMenuItem1_Click(object sender, EventArgs e)
{
if (this.FRM_R == null)
{
this.FRM_R = new FRM_Random {
MdiParent = this
};
this.FRM_R.Show();
this.FRM_R.FormClosing += new FormClosingEventHandler(this.fermeNbrAleatoire);
}
else
{
this.FRM_R.Activate();
}
}
private void fermeNbrAleatoire(object sender, EventArgs e)
{
this.FRM_R = null;
}