private async void AllThreeBtn_Click(object sender, RoutedEventArgs e)
{
var cts = new CancellationTokenSource(TimeSpan.FromMinutes(CTS_TIMEOUT_DEFAULT));
var ct = cts.Token;
this.UKCountiesList1.ItemsSource = new string[] { "...Loading..." };
this.UKCountiesList2.ItemsSource = new string[] { "...Loading..." };
this.UKCountiesList3.ItemsSource = new string[] { "...Loading..." };
var taskA = UKCountiesService.GetCountiesAsync($"{App.API_BASE_URL}/ukcounties?delay=3s", ct, captureContext: false);
var taskB = UKCountiesService.GetCountiesAsync($"{App.API_BASE_URL}/ukcounties?delay=5s", ct, captureContext: false);
var taskC = UKCountiesService.GetCountiesAsync($"{App.API_BASE_URL}/ukcounties", ct, captureContext: false);
Task <IEnumerable <UKCounty> >[] tasks = new [] { taskA, taskB, taskC };
var tasksMap = new Dictionary <int, ListView>();
tasksMap.Add(taskA.Id, UKCountiesList1);
tasksMap.Add(taskB.Id, UKCountiesList2);
tasksMap.Add(taskC.Id, UKCountiesList3);
foreach (var t in tasks)
{
var res = await t;
tasksMap[t.Id].ItemsSource = res;
}
}
private async void AllThreeBtnAnyOrder_Click(object sender, RoutedEventArgs e)
{
var cts = new CancellationTokenSource(TimeSpan.FromMinutes(CTS_TIMEOUT_DEFAULT));
var ct = cts.Token;
this.UKCountiesList1.ItemsSource = new string[] { "...Loading..." };
this.UKCountiesList2.ItemsSource = new string[] { "...Loading..." };
this.UKCountiesList3.ItemsSource = new string[] { "...Loading..." };
var taskA = UKCountiesService.GetCountiesAsync($"{App.API_BASE_URL}/ukcounties?delay=3s", ct, captureContext: false);
var taskB = UKCountiesService.GetCountiesAsync($"{App.API_BASE_URL}/ukcounties?delay=5s", ct, captureContext: false);
var taskC = UKCountiesService.GetCountiesAsync($"{App.API_BASE_URL}/ukcounties", ct, captureContext: false);
Task <IEnumerable <UKCounty> >[] tasks = new[] { taskA, taskB, taskC };
var tasksMap = new Dictionary <int, ListView>();
tasksMap.Add(taskA.Id, UKCountiesList1);
tasksMap.Add(taskB.Id, UKCountiesList2);
tasksMap.Add(taskC.Id, UKCountiesList3);
async Task AwaitAndProcessAsync(Task <IEnumerable <UKCounty> > t)
{
var res = await t;
tasksMap[t.Id].ItemsSource = res;
}
var query = tasks.Select(t => AwaitAndProcessAsync(t));
Task[] processingTasks = query.ToArray();
await Task.WhenAll(processingTasks);
}
private async void UKCountiesBtn_Click(object sender, RoutedEventArgs e)
{
var cts = new CancellationTokenSource(TimeSpan.FromMinutes(CTS_TIMEOUT_DEFAULT));
var ct = cts.Token;
this.UKCountiesList.ItemsSource = new string[] { "...loading..." };
var data = await UKCountiesService.GetCountiesAsync($"{App.API_BASE_URL}/ukcounties?delay=3s", ct, captureContext : false);
this.UKCountiesList.ItemsSource = data;
}
