desktop/src/MigrateDlg.h

   1 ///
   2 /// \file       MigrateDlg.h
   3 ///             Dialog for the "Migrate Device" main menu mode button...
   4 ///             going with a dialog instead of a mode class this time.
   5 ///
   6
   7 /*
   8     Copyright (C) 2012, Net Direct Inc. (http://www.netdirect.ca/)
   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 __BARRYDESKTOP_MIGRATEDLG_H__
  24 #define __BARRYDESKTOP_MIGRATEDLG_H__
  25
  26 #include <wx/wx.h>
  27 #include "deviceset.h"
  28 #include "EasyCondition.h"
  29
  30 // Event types for the MigrateDlg
  31 DECLARE_EVENT_TYPE(MET_THREAD_FINISHED, -1)
  32 DECLARE_EVENT_TYPE(MET_CHECK_DEST_PIN, -1)
  33 DECLARE_EVENT_TYPE(MET_SET_STATUS_MSG, -1)
  34 DECLARE_EVENT_TYPE(MET_PROMPT_PASSWORD, -1)
  35 DECLARE_EVENT_TYPE(MET_ERROR_MSG, -1)
  36
  37 class MigrateDlg : public wxDialog
  38 {
  39         DECLARE_EVENT_TABLE()   // sets to protected:
  40
  41 private:
  42         // external data sources
  43         const Barry::Probe::Results &m_results;
  44         int m_current_device_index;
  45
  46         // in case we need to rescan the USB for a newly plugged device
  47         Barry::Probe::Results m_new_results;
  48
  49         // migration settings, for the thread
  50         bool m_migrate_thread_created;  // true until joined
  51         pthread_t m_migrate_thread;
  52         volatile bool m_abort_flag;
  53         volatile bool m_thread_running;
  54         const Barry::ProbeResult *m_source_device, *m_dest_device;
  55         Barry::DeviceParser::WriteMode m_write_mode;
  56         EasyCondition m_waiter;
  57         wxString m_password;
  58
  59         // backup data, used by the thread in BackupSource()
  60         std::string m_backup_tarfile;
  61         Barry::DatabaseDatabase m_source_dbdb;
  62
  63         // dialog controls
  64         wxSizer *m_topsizer;
  65         wxChoice *m_source_combo, *m_dest_combo, *m_write_mode_combo;
  66         wxButton *m_migrate_button;
  67         wxCheckBox *m_wipe_check;
  68         wxStaticText *m_status;
  69         wxGauge *m_progress;
  70
  71 protected:
  72         void CreateLayout();
  73         void AddDescriptionSizer(wxSizer *sizer);
  74         void AddMainSizer(wxSizer *sizer);
  75         void AddStatusSizer(wxSizer *sizer);
  76
  77         void Main_AddSourceSizer(wxSizer *sizer);
  78         void Main_AddButtonSizer(wxSizer *sizer);
  79         void Main_AddDestSizer(wxSizer *sizer);
  80
  81         void EnableControls(bool enable = true);
  82         void DoSafeClose();
  83
  84         void SendEvent(int event_type);
  85         void SendStatusEvent(const wxString &msg, int pos = -1, int max = -1);
  86         void SendErrorMsgEvent(const wxString &msg);
  87
  88         // thread helper functions, called from the thread
  89         void BackupSource();
  90         void CheckDestPin();
  91         void RestoreToDest();
  92
  93 public:
  94         MigrateDlg(wxWindow *parent, const Barry::Probe::Results &results,
  95                 int current_device_index = -1);
  96
  97         void WaitForEvent();
  98         const wxString& GetPassword() const { return m_password; }
  99
 100         // event handlers
 101         void OnMigrateNow(wxCommandEvent &event);
 102         void OnCancel(wxCommandEvent &event);
 103         void OnCloseWindow(wxCloseEvent &event);
 104         void OnThreadFinished(wxCommandEvent &event);
 105         void OnCheckDestPin(wxCommandEvent &event);
 106         void OnSetStatusMsg(wxCommandEvent &event);
 107         void OnPromptPassword(wxCommandEvent &event);
 108         void OnErrorMsg(wxCommandEvent &event);
 109
 110         // migration thread function
 111         static void* MigrateThread(void *arg);
 112 };
 113
 114 #endif
 115