desktop/src/StringSync.cc

   1 ///
   2 /// \file       StringSync.h
   3 ///             Class to easily manage the wxString / std::string boundary
   4 ///
   5
   6 /*
   7     Copyright (C) 2011-2013, Net Direct Inc. (http://www.netdirect.ca/)
   8
   9     This program is free software; you can redistribute it and/or modify
  10     it under the terms of the GNU General Public License as published by
  11     the Free Software Foundation; either version 2 of the License, or
  12     (at your option) any later version.
  13
  14     This program is distributed in the hope that it will be useful,
  15     but WITHOUT ANY WARRANTY; without even the implied warranty of
  16     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  17
  18     See the GNU General Public License in the COPYING file at the
  19     root directory of this project for more details.
  20 */
  21
  22 #include "StringSync.h"
  23
  24 using namespace std;
  25
  26
  27 //////////////////////////////////////////////////////////////////////////////
  28 // StringSync
  29
  30 StringSync::~StringSync()
  31 {
  32         // do not Sync() here, since, if this object is part of another
  33         // class, then external strings may have already been
  34         // freed, depending on the order of objects defined in that class
  35 }
  36
  37 wxString* StringSync::Add(std::string &source)
  38 {
  39         m_wx.push_front(WxIsCopyType(wxString(source.c_str(), wxConvUTF8), &source));
  40         return &m_wx.begin()->first;
  41 }
  42
  43 std::string* StringSync::Add(wxString &source)
  44 {
  45         m_std.push_front(StdIsCopyType(std::string(source.utf8_str()), &source));
  46         return &m_std.begin()->first;
  47 }
  48
  49 void StringSync::SyncToStd()
  50 {
  51         WxIsCopyList::iterator b = m_wx.begin();
  52         for( ; b != m_wx.end(); ++b ) {
  53                 b->second->assign(b->first.utf8_str());
  54         }
  55 }
  56
  57 void StringSync::SyncToWx()
  58 {
  59         StdIsCopyList::iterator b = m_std.begin();
  60         for( ; b != m_std.end(); ++b ) {
  61                 *b->second = wxString(b->first.c_str(), wxConvUTF8);
  62         }
  63 }
  64
  65 void StringSync::Sync()
  66 {
  67         // call order doesn't matter, since lists are independent
  68         SyncToStd();
  69         SyncToWx();
  70 }
  71
  72 void StringSync::RefreshWx()
  73 {
  74         WxIsCopyList::iterator b = m_wx.begin();
  75         for( ; b != m_wx.end(); ++b ) {
  76                 b->first = wxString(b->second->c_str(), wxConvUTF8);
  77         }
  78 }
  79
  80 void StringSync::RefreshStd()
  81 {
  82         StdIsCopyList::iterator b = m_std.begin();
  83         for( ; b != m_std.end(); ++b ) {
  84                 b->first.assign(b->second->utf8_str());
  85         }
  86 }
  87
  88 void StringSync::Refresh()
  89 {
  90         // call order doesn't matter, since lists are independent
  91         RefreshWx();
  92         RefreshStd();
  93 }
  94