/*
 Copyright (c) 2008-2009 TrueCrypt Developers Association. All rights reserved.

 Governed by the TrueCrypt License 3.0 the full text of which is contained in
 the file License.txt included in TrueCrypt binary and source code distribution
 packages.
*/

#ifndef TC_HEADER_Main_TextUserInterface
#define TC_HEADER_Main_TextUserInterface

#include "System.h"
#include "Main.h"
#include "UserInterface.h"

namespace VeraCrypt
{
	class TextUserInterface : public UserInterface
	{
	public:
		TextUserInterface ();
		virtual ~TextUserInterface ();

		virtual FilePath AskFilePath (const wxString &message = wxEmptyString) const;
		virtual shared_ptr <KeyfileList> AskKeyfiles (const wxString &message = L"") const;
		virtual shared_ptr <VolumePassword> AskPassword (const wxString &message = L"", bool verify = false) const;
		virtual ssize_t AskSelection (ssize_t optionCount, ssize_t defaultOption = -1) const;
		virtual wstring AskString (const wxString &message = wxEmptyString) const;
		virtual shared_ptr <VolumePath> AskVolumePath (const wxString &message = L"") const;
		virtual bool AskYesNo (const wxString &message, bool defaultYes = false, bool warning = false) const;
		virtual void BackupVolumeHeaders (shared_ptr <VolumePath> volumePath) const;
		virtual void BeginBusyState () const { }
		virtual void ChangePassword (shared_ptr <VolumePath> volumePath = shared_ptr <VolumePath>(), shared_ptr <VolumePassword> password = shared_ptr <VolumePassword>(), shared_ptr <KeyfileList> keyfiles = shared_ptr <KeyfileList>(), shared_ptr <VolumePassword> newPassword = shared_ptr <VolumePassword>(), shared_ptr <KeyfileList> newKeyfiles = shared_ptr <KeyfileList>(), shared_ptr <Hash> newHash = shared_ptr <Hash>()) const;
		virtual void CreateKeyfile (shared_ptr <FilePath> keyfilePath = shared_ptr <FilePath>()) const;
		virtual void CreateVolume (shared_ptr <VolumeCreationOptions> options) const;
		virtual void DeleteSecurityTokenKeyfiles () const;
		virtual void DoShowError (const wxString &message) const;
		virtual void DoShowInfo (const wxString &message) const;
		virtual void DoShowString (const wxString &str) const;
		virtual void DoShowWarning (const wxString &message) const;
		virtual void EndBusyState () const { }
		virtual void ExportSecurityTokenKeyfile () const;
		virtual shared_ptr <GetStringFunctor> GetAdminPasswordRequestHandler ();
		virtual void ImportSecurityTokenKeyfiles () const;
#ifndef TC_NO_GUI
		virtual bool Initialize (int &argc, wxChar **argv) { return wxAppBase::Initialize(argc, argv); }
#endif
		virtual void InitSecurityTokenLibrary () const;
		virtual void ListSecurityTokenKeyfiles () const;
		virtual VolumeInfoList MountAllDeviceHostedVolumes (MountOptions &options) const;
		virtual shared_ptr <VolumeInfo> MountVolume (MountOptions &options) const;
		virtual bool OnInit ();
#ifndef TC_NO_GUI
		virtual bool OnInitGui () { return true; }
#endif
		virtual int OnRun();
		virtual void RestoreVolumeHeaders (shared_ptr <VolumePath> volumePath) const;
		static void SetTerminalEcho (bool enable);
		virtual void UserEnrichRandomPool () const;
		virtual void Yield () const { }

	protected:
		static void OnSignal (int signal);
		virtual void ReadInputStreamLine (wxString &line) const;
		virtual wxString ReadInputStreamLine () const;

		auto_ptr <wxFFileInputStream> FInputStream;
		auto_ptr <wxTextInputStream> TextInputStream;

	private:
		TextUserInterface (const TextUserInterface &);
		TextUserInterface &operator= (const TextUserInterface &);
	};

	extern wxMessageOutput *DefaultMessageOutput;
}

#endif // TC_HEADER_Main_TextUserInterface