protected override async Task LoadMoreContent()
{
await Task.Run(async() =>
{
var dataSource = await VmService.LoadReviews(LOADING_REVIEWS_COUNT, Reviews.Count);
CanLoadMore = !dataSource.IsNullOrEmpty() && dataSource.Count == LOADING_REVIEWS_COUNT;
LoadMoreCommand.RaiseCanExecuteChanged();
InvokeOnMainThread(() => Reviews.AddRange(dataSource));
});
}
protected override async Task LoadContent()
{
Loading = true;
Items = await VmService.LoadPoints(SearchText, 0, LOADING_COUNT);
CanLoadMore = !Items.IsNullOrEmpty() && Items.Count >= LOADING_COUNT;
LoadMoreCommand.RaiseCanExecuteChanged();
Loading = false;
}
protected virtual async Task LoadContent()
{
Loading = true;
var dataSource = await VmService.LoadReviews(LOADING_REVIEWS_COUNT);
InvokeOnMainThread(() => Reviews = dataSource);
CanLoadMore = !dataSource.IsNullOrEmpty() && dataSource.Count == LOADING_REVIEWS_COUNT;
LoadMoreCommand.RaiseCanExecuteChanged();
Loading = false;
}
protected override Task LoadMoreContent()
{
return(Task.Run(async() =>
{
var moreItems = await VmService.LoadPoints(SearchText, Items?.Count ?? 0, LOADING_COUNT);
InvokeOnMainThread(() => Items.AddRange(moreItems));
CanLoadMore = !moreItems.IsNullOrEmpty() && moreItems.Count == LOADING_COUNT;
LoadMoreCommand.RaiseCanExecuteChanged();
}));
}
protected override async Task LoadItems()
{
Loading = true;
var dataSource = await VmService.LoadMarkedProducts(LOADING_PRODUCTS_COUNT);
InvokeOnMainThread(() =>
{
Items = dataSource;
Empty = Items.IsNullOrEmpty();
});
CanLoadMore = !dataSource.IsNullOrEmpty() && dataSource.Count == LOADING_PRODUCTS_COUNT;
LoadMoreCommand.RaiseCanExecuteChanged();
Loading = false;
}
protected override async Task LoadMoreContent()
{
if (Loading || LoadingMore)
{
return;
}
LoadingMore = true;
var dataSource = await VmService.LoadHistoryOrders(LOADING_ORDERS_COUNT, offset : Orders.Count);
CanLoadMore = !dataSource.IsNullOrEmpty() && dataSource.Count == LOADING_ORDERS_COUNT;
LoadMoreCommand.RaiseCanExecuteChanged();
InvokeOnMainThread(() =>
{
Orders.AddRange(dataSource);
});
LoadingMore = false;
}
protected override void OnLoadMoreExecute()
{
if (Loading || LoadingMore)
return;
Task.Run(async () =>
{
LoadingMore = true;
var dataSource = await VmService.LoadMarkedProducts(LOADING_PRODUCTS_COUNT, Items.Count);
CanLoadMore = !dataSource.IsNullOrEmpty() && dataSource.Count == LOADING_PRODUCTS_COUNT;
LoadMoreCommand.RaiseCanExecuteChanged();
InvokeOnMainThread(() =>
{
Items.AddRange(dataSource);
Empty = Items.IsNullOrEmpty();
});
LoadingMore = false;
});
}
private void ResultChangeset_CollectionChanged(object sender, System.Collections.Specialized.NotifyCollectionChangedEventArgs e)
{
LoadMoreCommand.RaiseCanExecuteChanged();
}