Paint.HomeScreen.btnTwitter_TouchUpInside C# (CSharp) Method

partial         void btnTwitter_TouchUpInside(MonoTouch.UIKit.UIButton sender)
        {
            if (this.fileListLength == 0)
            {
                return;
            }

            if (Device.OSVersion < Device.OSVersion60)
            {
                this.PostImageToTwitterIOS5(this.PictureIdFromFile(currentFileIndex));
            }
            else{
                this.PostImageToSocialNetwork(this.PictureIdFromFile(currentFileIndex), SLServiceKind.Twitter);
            }
        }