void Sized(ListView listView)
{
SizeCategory sizeCategory = (SizeCategory)listView.SelectedItem;
// ListView должен обновляться после изменения источника данных, но этого не происходит. Поэтому выход такой
List <SizeCategory> tempList = new List <SizeCategory> ();
foreach (SizeCategory item in SizeCategoryList)
{
if (sizeCategory != null)
{
tempList.Add(new SizeCategory {
Id = item.Id,
Name = item.Name,
IsCheck = (item.Id == sizeCategory.Id) ? !sizeCategory.IsCheck : item.IsCheck
});
}
else
{
tempList.Add(new SizeCategory {
Id = item.Id,
Name = item.Name,
IsCheck = false
});
}
}
filterParam.Sizes = tempList.Where(g => g.IsCheck).Select(g => g.Id).ToArray <int> ();
listView.ItemsSource = tempList;
SizeCategoryList = tempList;
}
protected override void OnBindingContextChanged()
{
base.OnBindingContextChanged();
SizeCategory entityBind = BindingContext as SizeCategory;
if (entityBind != null)
{
imgCheck.IsVisible = entityBind.IsCheck;
imgUnCheck.IsVisible = !entityBind.IsCheck;
}
}
async void SetSizes(int categoryID)
{
try {
SizeCategoryList = await SizeCategory.GetSizeCategoryAsync(categoryID);
listSizes.ItemsSource = SizeCategoryList;
if (listSizes.HeightRequest == -1)
{
listSizes.HeightRequest = (listSizes.RowHeight + 1) * SizeCategoryList.Count;
}
}
catch (Exception) {
eventRefresh = null;
eventRefresh += (sender, e) => {
Button content = sender as Button;
content.IsEnabled = false;
SetSizes(categoryID);
};
Content = OnePage.mainPage.ShowMessageError(eventRefresh);
return;
}
Content = mainLayout;
}
