gui/src/Thread.h

   1 ///
   2 /// \file       Thread.h
   3 ///             Thread class for device manipulation
   4 ///
   5
   6 /*
   7     Copyright (C) 2007-2010, Net Direct Inc. (http://www.netdirect.ca/)
   8     Copyright (C) 2009, Ryan Li (ryan@ryanium.com)
   9
  10     This program is free software; you can redistribute it and/or modify
  11     it under the terms of the GNU General Public License as published by
  12     the Free Software Foundation; either version 2 of the License, or
  13     (at your option) any later version.
  14
  15     This program is distributed in the hope that it will be useful,
  16     but WITHOUT ANY WARRANTY; without even the implied warranty of
  17     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  18
  19     See the GNU General Public License in the COPYING file at the
  20     root directory of this project for more details.
  21 */
  22
  23 #ifndef __BARRYBACKUP_THREAD_H__
  24 #define __BARRYBACKUP_THREAD_H__
  25
  26 #include <gtkmm.h>
  27 #include "DeviceIface.h"
  28
  29 // bit masks for various thread state
  30 #define THREAD_STATE_IDLE       0x01            // currently idle
  31 #define THREAD_STATE_BACKUP     0x02            // last operation requested
  32                                                 // was backup... if idle bit
  33                                                 // is 0, backup is still going
  34 #define THREAD_STATE_RESTORE    0x04            // last op was restore... same
  35                                                 // as backup
  36
  37
  38 class Thread : public Barry::ConfigFile
  39 {
  40 private:
  41         Glib::Dispatcher m_signal_progress;
  42         Glib::Dispatcher m_signal_error;
  43         Glib::Dispatcher m_signal_done;
  44         Glib::Dispatcher m_signal_erase_db;
  45         Glib::Dispatcher m_signal_restored_db;
  46
  47         Device m_dev;
  48         DeviceInterface m_interface;
  49
  50         Glib::Dispatcher *m_update;
  51
  52         std::string m_status;
  53
  54         unsigned int m_recordFinished;
  55         unsigned int m_recordTotal;
  56
  57         // Barry::BadPassword related variables
  58         bool password_out_of_tries;
  59         unsigned int password_remaining_tries;
  60         bool password_required;
  61         std::string bad_password_error;
  62
  63         // Barry::BadSize related variables
  64         bool bad_size;
  65         std::string bad_size_error;
  66
  67         // whether the device is active in Gtk::TreeView
  68         bool m_active;
  69
  70         // marked as true after thread finished,
  71         // and false when the value is retrieved.
  72         bool m_finished_marker;
  73
  74         // states
  75         bool m_connected;
  76         bool m_error;
  77         unsigned int m_thread_state;
  78         std::string m_erasing_db_name;
  79
  80 protected:
  81         void SetStatus(std::string);
  82
  83 public:
  84         Thread(Device, Glib::Dispatcher *);
  85         ~Thread() {}
  86
  87         std::string LastInterfaceError() { return m_interface.get_last_error(); }
  88         std::string LastConfigError() { return ConfigFile::get_last_error(); }
  89
  90         const Barry::DatabaseDatabase &GetDBDB() { return m_interface.GetDBDB(); }
  91
  92         void LoadConfig();
  93
  94         Barry::Pin GetPIN() { return m_dev.GetPIN(); }
  95         std::string GetFullname();
  96
  97         std::string Status() const { return m_status; }
  98         bool CheckFinishedMarker();
  99         unsigned int GetRecordFinished() const { return m_recordFinished; }
 100         unsigned int GetRecordTotal() const { return m_recordTotal; }
 101         unsigned int GetThreadState() const { return m_thread_state; }
 102
 103         void Reset() { m_interface.Reset(); }
 104         bool Connect();
 105         bool Connect(const std::string &password);
 106         void Disconnect();
 107
 108         void SetActive() { m_active = true; }
 109         void UnsetActive();
 110
 111         bool Connected() const { return m_connected; }
 112         bool Working() const { return !(m_thread_state & THREAD_STATE_IDLE); }
 113         bool Error() const { return m_error; }
 114
 115         bool PasswordRequired() const { return password_required; }
 116         bool PasswordOutOfTries() const { return password_out_of_tries; }
 117         unsigned int PasswordRemainingTries() const { return password_remaining_tries; }
 118         std::string BadPasswordError() const { return bad_password_error; }
 119
 120         bool BadSize() const { return bad_size; }
 121         std::string BadSizeError() const { return bad_size_error; }
 122
 123         bool Backup(std::string label);
 124         bool Restore(std::string filename);
 125         bool RestoreAndBackup(std::string filename);
 126
 127         void on_thread_progress();
 128         void on_thread_error();
 129         void on_thread_done();
 130         void on_thread_erase_db();
 131         void on_thread_restored_db();
 132 };
 133
 134 #endif
 135