public async Task TestSendTargetSelected()
{
var menu = new NavigationMenu();
var navForm = new NavigationPage();
await navForm.PushAsync(new ContentPage {
Title = "Menu",
Content = menu
});
bool pushed = false;
navForm.Pushed += (sender, arg) => pushed = true;
var child = new ContentPage {
Icon = "img.jpg",
Content = new View()
};
menu.Add(child);
menu.SendTargetSelected(child);
Assert.True(pushed);
Assert.AreEqual(child, navForm.CurrentPage);
}
public override AView GetView(int position, AView convertView, ViewGroup parent)
{
MenuElementView menuItem = convertView as MenuElementView ?? new MenuElementView(parent.Context);
Page item = this[position];
menuItem.Icon = item.Icon;
menuItem.Name = item.Title;
menuItem.OnSelected = () => _menu.SendTargetSelected(item);
return(menuItem);
}
public override UICollectionViewCell GetCell(UICollectionView collectionView, NSIndexPath indexPath)
{
var cell = (NavigationCell)collectionView.DequeueReusableCell(new NSString("NavigationCell"), indexPath);
var target = _menu.Targets.Skip(indexPath.Row).FirstOrDefault();
if (target != null)
{
cell.Name = target.Title;
cell.Icon = target.Icon;
cell.Selected = () => _menu.SendTargetSelected(target);
}
else
{
cell.Selected = null;
cell.Icon = "";
cell.Name = "";
}
return(cell);
}
public override NSCollectionViewItem GetItem(NSCollectionView collectionView, NSIndexPath indexPath)
{
// No view recycling on Mac
//var navigationCell = (NavigationMenuRenderer.NavigationCell)collectionView.DequeueReusableCell (new NSString ("NavigationCell"), indexPath);
var navigationCell = new NavigationMenuRenderer.NavigationCell(collectionView.Frame);
var target = menu.Targets.Skip((int)indexPath.Item).FirstOrDefault();
if (target != null)
{
navigationCell.Name = target.Title;
navigationCell.Icon = (string)target.Icon;
navigationCell.Selected = (Action)(() => menu.SendTargetSelected(target));
}
else
{
navigationCell.Selected = (Action)null;
navigationCell.Icon = "";
navigationCell.Name = "";
}
return(navigationCell);
}
