protected override void OnActivityResult(int requestCode, Result resultCode, Intent data)
{
base.OnActivityResult(requestCode, resultCode, data);
if (requestCode == RequestCodeOpenDirectory && resultCode == Result.Ok)
{
bool successful;
(successful, _files) = RequestFiles(Uri.Parse(Uri.Decode(data.DataString)));
if (_files.Any())
{
_currentFile = _files.First();
_currentIndex = 0;
Image.SetImageURI(_currentFile.Uri);
ImageText.Text = $"{_currentFile.Name} ({_files.IndexOf(_currentFile) + 1}/{_files.Count})";
}
else
{
_currentFile = null;
_currentIndex = 0;
Image.SetImageURI(null);
ImageText.Text = successful
? "Empty directory, load another."
: "An error occured retrieving files from this directory.";
}
UpdateSendVisibility();
}
}
private void MoveImage(ImageMove direction)
{
if (_files.Count > 0 && !_sending)
{
switch (direction)
{
case ImageMove.Next:
_currentIndex = Math.Min(_currentIndex + 1, _files.Count - 1);
break;
case ImageMove.Previous:
_currentIndex = Math.Max(_currentIndex - 1, 0);
break;
default:
throw new ArgumentOutOfRangeException(nameof(direction), direction, null);
}
_currentFile = _files[_currentIndex];
Image.SetImageURI(_currentFile.Uri);
ImageText.Text = $"{_currentFile.Name} ({_currentIndex + 1}/{_files.Count})";
}
}
