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Fehler beim Webservice abfangen

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Daniel Pichler
2024-08-28 10:53:50 +02:00
parent c5879373c6
commit 2aff974144
2 changed files with 19 additions and 2 deletions
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8
Jugenddienst Stunden/ViewModels/StundenViewModel.cs
View File

@@ -82,12 +82,20 @@ namespace Jugenddienst_Stunden.ViewModels {
//public async Task LoadData() => //public async Task LoadData() =>
// await Models.Stunde.LoadData(); // await Models.Stunde.LoadData();
public event EventHandler<string> AlertEvent;
public async Task LoadData() { public async Task LoadData() {
try {
_hour = await Models.Stunde.LoadData(); _hour = await Models.Stunde.LoadData();
} catch (Exception e) {
AlertEvent?.Invoke(this, e.Message);
}
//Models.Hours Hours = new Models.Hours(); //Models.Hours Hours = new Models.Hours();
//Title = _hour.operator_api.name + " " + _hour.operator_api.surname; //Title = _hour.operator_api.name + " " + _hour.operator_api.surname;
if (_hour != null) {
RefreshProperties(); RefreshProperties();
} }
}
private void RefreshProperties() { private void RefreshProperties() {
OnPropertyChanged(nameof(Nominal)); OnPropertyChanged(nameof(Nominal));

9
Jugenddienst Stunden/Views/StundenPage.xaml.cs
View File

@@ -1,8 +1,17 @@
using Jugenddienst_Stunden.ViewModels;
namespace Jugenddienst_Stunden.Views; namespace Jugenddienst_Stunden.Views;
public partial class StundenPage : ContentPage { public partial class StundenPage : ContentPage {
public StundenPage() { public StundenPage() {
InitializeComponent(); InitializeComponent();
if(BindingContext is StundenViewModel vm) {
vm.AlertEvent += Vm_AlertEvent;
}
}
private void Vm_AlertEvent(object? sender, string e) {
DisplayAlert("Fehler:", e, "OK");
} }
protected override void OnAppearing() { protected override void OnAppearing() {