private void ContentPage_Appearing(object sender, EventArgs e)
{
DataAntibio.initialiser();
txtT.Text = categorie.getLibelle();
Categorie categ = new Categorie(txtT.Text);
listeCategAntibio.ItemsSource = DataAntibio.getAntibiotiquesUneCateg(categ).ToList();
}
private void ContentPage_Appearing(object sender, EventArgs e)
{
DataAntibio.initialiser();
listeCateg.ItemsSource = DataAntibio.getLesCategories().ToList();
}