private void syntheseButton_Click(object sender, EventArgs e)
{
actionLabel.Text = syntheseButton.Text;
Synthese child = new Synthese();
child.MdiParent = this;
child.Show();
}
private void Synthese_open()
{
Synthese synthese = new Synthese();
synthese.Text += " N° " + iSynthese++;
synthese.MdiParent = this;
synthese.Show();
toolStripStatusLabelDerniereOperation.Text = "Synthèse";
}