private TabView configuredTabView()
{
tabView = new TabView(isInfinity, option);
tabView.TranslatesAutoresizingMaskIntoConstraints = false;
//add constraints
var height = NSLayoutConstraint.Create(tabView, NSLayoutAttribute.Height, NSLayoutRelation.Equal, null, NSLayoutAttribute.Height, 1.0f, option.tabHeight);
tabView.AddConstraint(height);
View.AddSubview(tabView);
var top = NSLayoutConstraint.Create(tabView, NSLayoutAttribute.Top, NSLayoutRelation.Equal, TopLayoutGuide, NSLayoutAttribute.Bottom, 1.0f, 0.0f);
var left = NSLayoutConstraint.Create(tabView, NSLayoutAttribute.Leading, NSLayoutRelation.Equal, View, NSLayoutAttribute.Leading, 1.0f, 0.0f);
var right = NSLayoutConstraint.Create(tabView, NSLayoutAttribute.Trailing, NSLayoutRelation.Equal, tabView, NSLayoutAttribute.Trailing, 1.0f, 0.0f);
View.AddConstraints(new[] { top, left, right });
tabView.pageTabItems = tabItems.Select(x => x.title).ToArray();
tabView.updateCurrentIndex(beforeIndex, true);
tabView.pageItemPressedBlock += (index, direction) =>
{
this.displayControllerWithIndex((int)index, direction, true);
};
return(tabView);
}
public void configureCell(TabCollectionCell cell, NSIndexPath indexPath, TabView tabView)
{
var fixedIndex = tabView.isInfinity ? indexPath.Item % tabView.pageTabItemsCount : indexPath.Item;
cell.item = tabView.pageTabItems[fixedIndex];
cell.option = tabView.option;
cell.isCurrent = fixedIndex == (tabView.currentIndex % tabView.pageTabItemsCount);
cell.tabItemButtonPressedBlock = (arg1, arg2) =>
{
var direction = UIPageViewControllerNavigationDirection.Forward;
var pageTabItemsCount = arg1.pageTabItemsCount;
var currentIndex = arg1.currentIndex;
if (arg1.isInfinity)
{
if (indexPath.Item < pageTabItemsCount || indexPath.Item < currentIndex)
{
direction = UIPageViewControllerNavigationDirection.Reverse;
}
}
else
{
if (indexPath.Item < currentIndex)
{
direction = UIPageViewControllerNavigationDirection.Reverse;
}
}
arg1.pageItemPressedBlock(fixedIndex, direction);
if (arg2?.isCurrent == false)
{
arg1.updateCollectionViewUserInteractionEnabled(false);
}
arg1.updateCurrentIndexForTap((int)indexPath.Item);
};
}
public TabViewCollectionDataSource(TabView _tabView)
{
tabView = _tabView;
}