public async void ArrangeColumns(int numCol)
{
if (NewsList.Count == 0)
{
await LoadData();
}
FirstColumn.Clear();
SecondColumn.Clear();
ThirdColumn.Clear();
FourthColumn.Clear();
if (numCol == 4)
{
AddToObservableCollection(NewsList.Take(3), FirstColumn);
AddToObservableCollection(NewsList.Skip(3).Take(3), SecondColumn);
AddToObservableCollection(NewsList.Skip(6).Take(3), ThirdColumn);
AddToObservableCollection(NewsList.Skip(9).Take(3), FourthColumn);
}
else if (numCol == 3)
{
AddToObservableCollection(NewsList.Take(4), FirstColumn);
AddToObservableCollection(NewsList.Skip(4).Take(4), SecondColumn);
AddToObservableCollection(NewsList.Skip(8).Take(4), ThirdColumn);
}
else if (numCol == 2)
{
AddToObservableCollection(NewsList.Take(6), FirstColumn);
AddToObservableCollection(NewsList.Skip(6).Take(6), SecondColumn);
}
else if (numCol == 1)
{
AddToObservableCollection(NewsList.Take(12), FirstColumn);
}
}
public override int GetHashCode()
{
unchecked
{
int hash = 17;
hash = hash * 23 + FirstColumn.GetHashCode();
hash = hash * 23 + FirstColumnSortOrder.GetHashCode();
hash = hash * 23 + ((SecondColumn == null) ? 0 : SecondColumn.GetHashCode());
hash = hash * 23 + ((SecondColumnSortOrder == null) ? 0 : SecondColumnSortOrder.GetHashCode());
return(hash);
}
}
public void SplitCategoriesInColumns(int minColumnCount = 3)
{
if (MenuCategories == null || !MenuCategories.Any())
{
return;
}
var totalItems = MenuCategories.Count();
if (totalItems >= minColumnCount)
{
FirstColumn.AddRange(MenuCategories);
return;
}
var fisrtColSize = totalItems / 2 + 1;
FirstColumn.AddRange(MenuCategories.Take(fisrtColSize));
SecondColumn.AddRange(MenuCategories.Skip(fisrtColSize));
}
