/// <summary>
/// Shows the image picker.
/// </summary>
public static void ShowImagePicker(UIImagePickerControllerSourceType source = UIImagePickerControllerSourceType.PhotoLibrary,
UIImagePickerControllerCameraDevice cameraDevice = UIImagePickerControllerCameraDevice.Rear)
{
_picker = new UIImagePickerController();
// _picker.AllowsEditing = true;
_picker.sourceType = source;
// _picker.Delegate = ImagePickerControllerDelegate.instance;
_picker.DidFinishPickingMediaWithInfo += _OnPickedMedia;
_picker.DidCancel += _OnCancelledPick;
if (source == UIImagePickerControllerSourceType.Camera)
{
_picker.cameraDevice = cameraDevice;
}
var rootVc = UIApplication.deviceRootViewController;
if (CoreXT.IsiPad && (source != UIImagePickerControllerSourceType.Camera))
{
if (_popover == null)
{
_popover = new UIPopoverController(_picker);
_popover.DidDismiss += _OnCancelledPick;
_popover.shouldDismissHandler = _ShouldDismissPopover;
}
else
{
_popover.contentViewController = _picker;
}
var rect = rootVc.view.bounds;
rect.x = rect.width / 2;
rect.y = rect.height;
rect.width = 1;
rect.height = 1;
_popover.PresentPopover(
rect,
rootVc.view,
UIPopoverArrowDirection.Down,
true);
}
else
{
rootVc.PresentViewController(_picker, true, null);
}
}
/// <summary>
/// Shows the native UIActivityViewController to share message, images, and URLs
/// via Facebook, Twitter, Weibo, email, SMS, print, copy, save to camera roll, or
/// assign to contact.
/// Raises ShareCompleted event when completed.
/// </summary>
/// <remarks>
/// This is available in iOS 6.0 and later.</remarks>
///
/// <param name="items"> An array of items to share. Each item can be a string, NSURL, Texture2D, or UIImage.
/// Strings starting with http:// or https:// will be automatically converted to URLs.</param>
/// <param name="excludedActivityTypes"> An array of strings representing the activity types to exclude from sharing.
/// See <see cref="UIActivity">Constants in UIActivity</see>.</param>
public static void Share(object[] items, string[] excludedActivityTypes = null)
{
var nativeItems = new object[items.Length];
for (int i = 0; i < items.Length; i++)
{
var item = items[i];
if (item is string)
{
string str = item as string;
if (str.StartsWith("http://") || str.StartsWith("https://"))
{
nativeItems[i] = new NSURL(str);
}
else
{
nativeItems[i] = str;
}
}
else if (item is Texture2D)
{
nativeItems[i] = UIImage.FromTexture2D(item as Texture2D);
}
else if (item is UIImage)
{
nativeItems[i] = item;
}
else if (item is NSURL)
{
nativeItems[i] = item;
}
else
{
throw new U3DXTException("Unexpected item type: " + item.GetType());
}
}
var vc = new UIActivityViewController(nativeItems, null);
if (vc.IsNil)
{
return;
}
vc.completionHandler = _activityViewCompleted;
if (excludedActivityTypes != null)
{
vc.excludedActivityTypes = excludedActivityTypes;
}
var rootVc = UIApplication.deviceRootViewController;
if (CoreXT.IsiPad)
{
if (_popover == null)
{
_popover = new UIPopoverController(vc);
}
else
{
_popover.contentViewController = vc;
}
var rect = rootVc.view.bounds;
rect.x = rect.width / 2;
rect.y = rect.height;
rect.width = 1;
rect.height = 1;
_popover.PresentPopover(
rect,
rootVc.view,
UIPopoverArrowDirection.Down,
true);
}
else
{
rootVc.PresentViewController(vc, true, null);
}
}