private async void BtnDelete_Clicked(object sender, EventArgs e)
{
if (lstWorks.SelectedItem != null &&
await DisplayAlert("Deleting artwork", "Are you sure?", "Yes", "No"))
{
lblMessage.Text += await ServiceClient.DeleteArtworkAsync(
lstWorks.SelectedItem as clsAllWork) + '\n';
_Artist = await ServiceClient.GetArtistAsync(_Artist.Name);
updateDisplay();
}
}
//protected override bool OnBackButtonPressed()
//{
// return base.OnBackButtonPressed();
//}
protected async override void OnAppearing()
{
base.OnAppearing();
_navigatingForward = false;
try
{
if (!string.IsNullOrWhiteSpace(_ArtistName))
{
_Artist = await ServiceClient.GetArtistAsync(_ArtistName);
updateDisplay();
}
else // no parameter -> new artist!
{
_Artist = new clsArtist();
}
}
catch (Exception ex)
{
lblMessage.Text = ex.GetBaseException().Message;
}
}
internal async static Task <string> UpdateArtistAsync(clsArtist prArtist)
{
return(await InsertOrUpdateAsync(prArtist, "http://10.0.2.2:60064/api/gallery/PutArtist", "PUT"));
}
