private void BTN_Vider_Click(object sender, EventArgs e)
{
TB_NumStage.Clear();
RTB_Description.Clear();
CB_TypeStage.SelectedIndex = -1;
CB_NumEntreprise.SelectedIndex = -1;
}
/// <summary>
/// Unbind et clear de touts les controles de la form
/// </summary>
private void UnbindTB()
{
TB_NumStage.DataBindings.Clear();
TB_NumStage.Clear();
RTB_Description.DataBindings.Clear();
RTB_Description.Clear();
CB_TypeStage.DataBindings.Clear();
CB_NumEntreprise.DataBindings.Clear();
}