public UIDragItem[] GetItemsForBeginningSession(UIDragInteraction interaction, IUIDragSession session)
{
var results = new List <UIDragItem>();
if (MapItem == null)
{
return(results.ToArray());
}
var itemProvider = new NSItemProvider(MapItem);
itemProvider.RegisterObject(Image, NSItemProviderRepresentationVisibility.All);
results.Add(new UIDragItem(itemProvider));
return(results.ToArray());
}
public UIDragItem [] GetItemsForBeginningDragSession(UICollectionView collectionView, IUIDragSession session, NSIndexPath indexPath)
{
var selectedPhoto = GetPhoto(indexPath);
var userActivity = selectedPhoto.OpenDetailUserActivity();
var itemProvider = new NSItemProvider(UIImage.FromFile(selectedPhoto.Name));
itemProvider.RegisterObject(userActivity, NSItemProviderRepresentationVisibility.All);
var dragItem = new UIDragItem(itemProvider)
{
LocalObject = selectedPhoto
};
return(new [] { dragItem });
}
UIDragItem[] IUIDragInteractionDelegate.GetItemsForBeginningSession(UIDragInteraction interaction, IUIDragSession session)
{
var results = new List <UIDragItem>();
foreach (QRDetectionResult qrCode in QRCodes)
{
var itemProvider = new NSItemProvider((NSString)qrCode.Message);
itemProvider.RegisterObject(qrCode.CroppedImage, NSItemProviderRepresentationVisibility.All);
var item = new UIDragItem(itemProvider)
{
LocalObject = qrCode
};
results.Add(item);
}
return(results.ToArray());
}
public UIDragItem[] GetItemsForBeginningSession(UIDragInteraction interaction, IUIDragSession session)
{
Console.WriteLine(interaction);
Console.WriteLine(session);
var scene = Scenes[1];
var activity = new NSUserActivity("IOS13DemoScene")
{
Title = scene.Type.AssemblyQualifiedName
};
var itemProvider = new NSItemProvider(activity);
itemProvider.RegisterObject(activity, NSItemProviderRepresentationVisibility.All);
return(new[] { new UIDragItem(itemProvider)
{
LocalObject = activity
} });
}
private void SetupTableView()
{
var selectedIndexPath = NSIndexPath.FromItemSection(0, 0);
MenuTableView.Source = new InlineTableViewSourceWithoutRowHeight
{
_RowsInSection = (tv, section) => Scenes.Count,
_GetCell = (tv, indexPath) =>
{
var scene = Scenes[indexPath.Row];
var cell = new UITableViewCell(UITableViewCellStyle.Subtitle, "abc")
{
BackgroundColor = UIColor.Clear
};
cell.SelectionStyle = UITableViewCellSelectionStyle.None;
cell.TextLabel.Text = scene.Title;
cell.TextLabel.Lines = 0;
cell.TextLabel.TextColor = UIColor.White;
cell.TextLabel.Font = UIFont.SystemFontOfSize(36);
cell.DetailTextLabel.Text = scene.Description;
cell.DetailTextLabel.TextColor = UIColor.White.ColorWithAlpha(.75f);
cell.DetailTextLabel.Font = UIFont.SystemFontOfSize(20);
cell.DetailTextLabel.Lines = 0;
cell.SeparatorInset = UIEdgeInsets.Zero;
cell.BackgroundColor = UIColor.Black.ColorWithAlpha(.35f);
cell.ImageView.Image = selectedIndexPath == indexPath
? UIImage.FromFile("selection.png")
: UIImage.FromFile("noselection.png");
cell.ImageView.Transform = CGAffineTransform.MakeTranslation(-4, 0);
return(cell);
},
_RowSelected = (tv, indexPath) =>
{
var behaviour = (PresentationBehaviour)(int)PresentationKindSegmentedControl.SelectedSegment;
switch (behaviour)
{
case PresentationBehaviour.Present:
TransitionToScene(indexPath.Row);
break;
case PresentationBehaviour.New:
case PresentationBehaviour.Reuse:
var scene = Scenes[indexPath.Row];
var userInfo = new[] { "openScene", scene.Type.AssemblyQualifiedName }
.ToNSDictionary();
var userActivity =
new NSUserActivity(scene.Type.AssemblyQualifiedName)
{
UserInfo = userInfo
};
UIApplication.SharedApplication.RequestSceneSessionActivation(
sceneSession: behaviour == PresentationBehaviour.Reuse
? SceneDelegate.DetailSceneSession
: null,
userActivity: userActivity,
options: null,
errorHandler: null
);
break;
}
}
};
MenuTableView.DragDelegate = new InlineUITableViewDragDelegate
{
_GetItemsForBeginningDragSession = (tv, session, indexPath) =>
{
var scene = Scenes[indexPath.Row];
var userActivity = new NSUserActivity("IOS13DemoScene")
{
Title = scene.Type.AssemblyQualifiedName
};
var itemProvider = new NSItemProvider(userActivity);
itemProvider.RegisterObject(userActivity,
NSItemProviderRepresentationVisibility.All);
return(new[] { new UIDragItem(itemProvider)
{
LocalObject = userActivity
} });
},
_DragSessionIsRestrictedToDraggingApplication = (tv, session) => false
};
}