public Task <bool> Share(ShareMessage message, ShareOptions options = null)
{
if (message == null)
{
throw new ArgumentNullException(nameof(message));
}
try
{
title = message.Title;
text = message.Text;
url = message.Url;
if (dataTransferManager == null)
{
dataTransferManager = DataTransferManager.GetForCurrentView();
dataTransferManager.DataRequested += new TypedEventHandler <DataTransferManager, DataRequestedEventArgs>(this.ShareTextHandler);
}
DataTransferManager.ShowShareUI();
return(Task.FromResult(true));
}
catch (Exception ex)
{
Debug.WriteLine("Unable to share: " + ex.Message);
return(Task.FromResult(false));
}
}
public Task <bool> Share(ShareMessage message, ShareOptions options = null)
{
if (message == null)
{
throw new ArgumentNullException(nameof(message));
}
try
{
var items = new List <string>();
if (message.Text != null)
{
items.Add(message.Text);
}
if (message.Url != null)
{
items.Add(message.Url);
}
var intent = new Intent(Intent.ActionSend);
intent.SetType("text/plain");
intent.PutExtra(Intent.ExtraText, string.Join(Environment.NewLine, items));
if (message.Title != null)
{
intent.PutExtra(Intent.ExtraSubject, message.Title);
}
var chooserIntent = Intent.CreateChooser(intent, options?.ChooserTitle);
chooserIntent.SetFlags(ActivityFlags.ClearTop);
chooserIntent.SetFlags(ActivityFlags.NewTask);
Platform.CurrentContext.StartActivity(chooserIntent);
return(Task.FromResult(true));
}
catch (Exception ex)
{
Console.WriteLine("Unable to share: " + ex.Message);
return(Task.FromResult(false));
}
}
private async Task <bool> Share(ShareMessage message, ShareOptions options = null, params NSString[] excludedActivityTypes)
{
if (message == null)
{
throw new ArgumentNullException(nameof(message));
}
try
{
// create activity items
var items = new List <NSObject>();
if (message.Text != null)
{
items.Add(new ShareActivityItemSource(new NSString(message.Text), message.Title));
}
if (message.Url != null)
{
items.Add(new ShareActivityItemSource(NSUrl.FromString(message.Url), message.Title));
}
// create activity controller
var activityController = new UIActivityViewController(items.ToArray(), null);
// set excluded activity types
if (excludedActivityTypes == null)
{
// use ShareOptions.ExcludedUIActivityTypes
excludedActivityTypes = options?.ExcludedUIActivityTypes?.Select(x => GetUIActivityType(x)).Where(x => x != null).ToArray();
}
if (excludedActivityTypes == null)
{
// use ShareImplementation.ExcludedUIActivityTypes
excludedActivityTypes = ExcludedUIActivityTypes?.ToArray();
}
if (excludedActivityTypes != null && excludedActivityTypes.Length > 0)
{
activityController.ExcludedActivityTypes = excludedActivityTypes;
}
// show activity controller
var vc = GetVisibleViewController();
if (UIDevice.CurrentDevice.CheckSystemVersion(8, 0))
{
if (activityController.PopoverPresentationController != null)
{
activityController.PopoverPresentationController.SourceView = vc.View;
var rect = options?.PopoverAnchorRectangle;
if (rect != null)
{
activityController.PopoverPresentationController.SourceRect = new CGRect(rect.X, rect.Y, rect.Width, rect.Height);
}
}
}
await vc.PresentViewControllerAsync(activityController, true);
return(true);
}
catch (Exception ex)
{
Console.WriteLine("Unable to share: " + ex.Message);
return(false);
}
}
public Task <bool> Share(ShareMessage message, ShareOptions options = null)
{
throw new System.NotImplementedException();
}
public Task <bool> Share(ShareMessage message, ShareOptions options = null)
{
return(Share(message, options, null));
}