AndroidApp.MainActivity.OnActionClick C# (CSharp) Method

        private void OnActionClick(object sender, EventArgs eventArgs)
        {
            if (_isCaptureMode == true)
            {
                Intent intent = new Intent(MediaStore.ActionImageCapture);
                _file = new Java.IO.File(_dir, String.Format("myPhoto_{0}.jpg", Guid.NewGuid()));
                intent.PutExtra(MediaStore.ExtraOutput, Android.Net.Uri.FromFile(_file));
                StartActivityForResult(intent, 0);
            }
            else
            {
                _imageView.SetImageBitmap(null);
                if (_bitmap != null)
                {
                    _bitmap.Recycle();
                    _bitmap.Dispose();
                    _bitmap = null;
                }
                _pictureButton.Text = "Take Picture";
                _resultTextView.Text = "";
                _isCaptureMode = true;
            }
        }