Src/PropCodepage.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 //    WinMerge:  an interactive diff/merge utility
   3 //    Copyright (C) 1997-2000  Thingamahoochie Software
   4 //    Author: Dean Grimm
   5 //
   6 //    This program is free software; you can redistribute it and/or modify
   7 //    it under the terms of the GNU General Public License as published by
   8 //    the Free Software Foundation; either version 2 of the License, or
   9 //    (at your option) any later version.
  10 //
  11 //    This program is distributed in the hope that it will be useful,
  12 //    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 //    GNU General Public License for more details.
  15 //
  16 //    You should have received a copy of the GNU General Public License
  17 //    along with this program; if not, write to the Free Software
  18 //    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  19 //
  20 /////////////////////////////////////////////////////////////////////////////
  21 /**
  22  * @file  PropCodepage.h
  23  *
  24  * @brief Implementation file for PropCodepage propertyheet
  25  *
  26  */
  27 // ID line follows -- this is updated by SVN
  28 // $Id: PropCodepage.cpp 6908 2009-07-11 08:29:49Z kimmov $
  29
  30 #include "stdafx.h"
  31 #include "PropCodepage.h"
  32 #include "common/unicoder.h"
  33 #include "common/ExConverter.h"
  34 #include "Merge.h"
  35 #include "OptionsDef.h"
  36 #include "OptionsMgr.h"
  37 #include "OptionsPanel.h"
  38 #include "charsets.h"
  39 #include "DDXHelper.h"
  40
  41 #ifdef _DEBUG
  42 #define new DEBUG_NEW
  43 #undef THIS_FILE
  44 static char THIS_FILE[] = __FILE__;
  45 #endif
  46
  47 PropCodepage::PropCodepage(COptionsMgr *optionsMgr)
  48  : OptionsPanel(optionsMgr, PropCodepage::IDD)
  49 , m_nCodepageSystem(-1)
  50 , m_nCustomCodepageValue(0)
  51 , m_bDetectCodepage(false)
  52 , m_bDetectCodepage2(false)
  53 , m_nAutodetectType(50001)
  54 {
  55 }
  56
  57 void PropCodepage::DoDataExchange(CDataExchange* pDX)
  58 {
  59         CPropertyPage::DoDataExchange(pDX);
  60         //{{AFX_DATA_MAP(PropCodepage)
  61         DDX_Radio(pDX, IDC_CP_SYSTEM, m_nCodepageSystem);
  62         DDX_Text(pDX, IDC_CUSTOM_CP_NUMBER, m_cCustomCodepageValue);
  63         DDX_Check(pDX, IDC_DETECT_CODEPAGE, m_bDetectCodepage);
  64         DDX_Check(pDX, IDC_DETECT_CODEPAGE2, m_bDetectCodepage2);
  65         DDX_Control(pDX, IDC_CUSTOM_CP_NUMBER, m_comboCustomCodepageValue);
  66         DDX_Control(pDX, IDC_DETECT_AUTODETECTTYPE, m_comboAutodetectType);
  67         //}}AFX_DATA_MAP
  68 }
  69
  70
  71 BEGIN_MESSAGE_MAP(PropCodepage, CPropertyPage)
  72         //{{AFX_MSG_MAP(PropCodepage)
  73         ON_BN_CLICKED(IDC_CP_SYSTEM, OnCpSystem)
  74         ON_BN_CLICKED(IDC_CP_CUSTOM, OnCpCustom)
  75         ON_BN_CLICKED(IDC_DETECT_CODEPAGE2, OnDetectCodepage2)
  76         ON_CBN_SELCHANGE(IDC_DETECT_AUTODETECTTYPE, OnDetectAutodetecttype)
  77         ON_BN_CLICKED(IDC_CP_UI, OnCpUi)
  78         //}}AFX_MSG_MAP
  79 END_MESSAGE_MAP()
  80
  81 /**
  82  * @brief Reads options values from storage to UI.
  83  */
  84 void PropCodepage::ReadOptions()
  85 {
  86         m_nCodepageSystem = GetOptionsMgr()->GetInt(OPT_CP_DEFAULT_MODE);
  87         m_nCustomCodepageValue = GetOptionsMgr()->GetInt(OPT_CP_DEFAULT_CUSTOM);
  88         m_cCustomCodepageValue = string_to_str(m_nCustomCodepageValue);
  89         m_bDetectCodepage = GetOptionsMgr()->GetInt(OPT_CP_DETECT) & 1;
  90         m_bDetectCodepage2 = (GetOptionsMgr()->GetInt(OPT_CP_DETECT) & 2) != 0;
  91         m_nAutodetectType = ((unsigned)GetOptionsMgr()->GetInt(OPT_CP_DETECT) >> 16);
  92         if (m_nAutodetectType == 0)
  93                 m_nAutodetectType = 50001;
  94 }
  95
  96 /**
  97  * @brief Writes options values from UI to storage.
  98  */
  99 void PropCodepage::WriteOptions()
 100 {
 101         GetOptionsMgr()->SaveOption(OPT_CP_DEFAULT_MODE, (int)m_nCodepageSystem);
 102         GetEncodingCodePageFromNameString();
 103         GetOptionsMgr()->SaveOption(OPT_CP_DEFAULT_CUSTOM, (int)m_nCustomCodepageValue);
 104         GetOptionsMgr()->SaveOption(OPT_CP_DETECT, (m_bDetectCodepage ? 1 : 0) | (m_bDetectCodepage2 << 1) | (m_nAutodetectType << 16));
 105 }
 106
 107 BOOL PropCodepage::OnInitDialog()
 108 {
 109         theApp.TranslateDialog(m_hWnd);
 110         CPropertyPage::OnInitDialog();
 111
 112         CEdit * pEdit = (CEdit *) GetDlgItem(IDC_CUSTOM_CP_NUMBER);
 113
 114         // Enable/disable "Custom codepage" edit field
 115         if (IsDlgButtonChecked(IDC_CP_CUSTOM))
 116                 pEdit->EnableWindow(TRUE);
 117         else
 118                 pEdit->EnableWindow(FALSE);
 119
 120         if (IsDlgButtonChecked(IDC_DETECT_CODEPAGE2))
 121                 m_comboAutodetectType.EnableWindow(TRUE);
 122         else
 123                 m_comboAutodetectType.EnableWindow(FALSE);
 124
 125         m_comboCustomCodepageValue.SetWindowText(string_to_str(m_nCustomCodepageValue).c_str());
 126
 127         IExconverter *pexconv = Exconverter::getInstance();
 128         if (pexconv != NULL)
 129         {
 130                 CodePageInfo cpi[256];
 131                 int count = pexconv->enumCodePages(cpi, sizeof(cpi)/sizeof(CodePageInfo));
 132                 int i, j;
 133                 for (i = 0, j = 0; i < count; i++)
 134                 {
 135                         if (cpi[i].codepage == 1200 /* UNICODE */)
 136                                 continue;
 137                         TCHAR desc[256];
 138                         wsprintf(desc, _T("%05d - %ls"), cpi[i].codepage, cpi[i].desc);
 139                         m_comboCustomCodepageValue.AddString(desc);
 140                         m_comboCustomCodepageValue.SetItemData(j, cpi[i].codepage);
 141                         if (cpi[i].codepage == m_nCustomCodepageValue)
 142                                 m_comboCustomCodepageValue.SetCurSel(j);
 143                         j++;
 144                 }
 145
 146                 static int autodetectTypeList[] = {50001, 50936, 50950, 50932, 50949};
 147                 for (i = 0; i < sizeof(autodetectTypeList)/sizeof(int); i++)
 148                 {
 149                         String desc;
 150                         pexconv->getCodepageDescription(autodetectTypeList[i], desc);
 151                         m_comboAutodetectType.AddString(desc.c_str());
 152                         m_comboAutodetectType.SetItemData(i, autodetectTypeList[i]);
 153                         if (m_nAutodetectType == autodetectTypeList[i])
 154                                 m_comboAutodetectType.SetCurSel(i);
 155                 }
 156         }
 157
 158         return TRUE;  // return TRUE unless you set the focus to a control
 159                       // EXCEPTION: OCX Property Pages should return FALSE
 160 }
 161
 162 void PropCodepage::OnCpSystem()
 163 {
 164         GetDlgItem(IDC_CUSTOM_CP_NUMBER)->EnableWindow(FALSE);
 165 }
 166
 167 void PropCodepage::OnCpCustom()
 168 {
 169         GetDlgItem(IDC_CUSTOM_CP_NUMBER)->EnableWindow(TRUE);
 170 }
 171
 172 void PropCodepage::OnDetectCodepage2()
 173 {
 174         if (IsDlgButtonChecked(IDC_DETECT_CODEPAGE2))
 175                 m_comboAutodetectType.EnableWindow(TRUE);
 176         else
 177                 m_comboAutodetectType.EnableWindow(FALSE);
 178 }
 179
 180 void PropCodepage::OnDetectAutodetecttype()
 181 {
 182         m_nAutodetectType = static_cast<int>(m_comboAutodetectType.GetItemData(m_comboAutodetectType.GetCurSel()));
 183 }
 184
 185 void PropCodepage::OnCpUi()
 186 {
 187         GetDlgItem(IDC_CUSTOM_CP_NUMBER)->EnableWindow(FALSE);
 188 }
 189
 190 void PropCodepage::GetEncodingCodePageFromNameString()
 191 {
 192         int nCustomCodepageValue = _ttol(m_cCustomCodepageValue.c_str());
 193         if (nCustomCodepageValue == 0)
 194                 nCustomCodepageValue = GetEncodingCodePageFromName(ucr::toSystemCP(m_cCustomCodepageValue).c_str());
 195         //if found a new codepage valid
 196         if (nCustomCodepageValue)
 197                 m_nCustomCodepageValue = nCustomCodepageValue;
 198 }