public void HandleOpenFile(string filePath)
{
FreePassphraseViewController();
FreeDecryptionViewController();
FreeFilePresenter();
FreeFeedbackViewController();
passphraseController = new PassphraseController(filePath);
decryptionViewController = new DecryptionViewController(filePath);
filePresenter = new FilePresenter();
passphraseController.Done += decryptionViewController.Decrypt;
passphraseController.Cancelled += FreeViewControllers;
decryptionViewController.Succeeded += targetFileName => {
FreeViewControllers();
if (fileListingViewController != null)
{
appViewController.DismissViewController(true, (NSAction) delegate {
FreeFileListingViewController();
filePresenter.Present(targetFileName, appViewController);
});
return;
}
filePresenter.Present(targetFileName, appViewController);
};
decryptionViewController.Failed += passphraseController.AskForPassword;
filePresenter.Done += delegate {
FreeViewControllers();
FreeFilePresenter();
};
passphraseController.AskForPassword();
}
void FreePassphraseViewController()
{
if (passphraseController == null)
{
return;
}
passphraseController.Dispose();
passphraseController = null;
}