private async void BtnModifierRegion_ClickedAsync(object sender, EventArgs e)
{
ModifierRegions page = new ModifierRegions();
await Navigation.PushModalAsync(page);
}
private async void LvRegion_ItemSelected(object sender, SelectedItemChangedEventArgs e)
{
classeMetier.Region laregionselectione = (lvRegion.SelectedItem as classeMetier.Region);
ModifierRegions page = new ModifierRegions(laregionselectione);
await Navigation.PushModalAsync(page);
}
