fbreader/src/encodingOption/EncodingOptionEntry.cpp

   1 /*
   2  * Copyright (C) 2004-2008 Geometer Plus <contact@geometerplus.com>
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation; either version 2 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  17  * 02110-1301, USA.
  18  */
  19
  20 #include <shared_ptr.h>
  21 #include <ZLEncodingConverter.h>
  22
  23 #include "EncodingOptionEntry.h"
  24
  25 static const std::string AUTO = "auto";
  26
  27 EncodingEntry::EncodingEntry(ZLStringOption &encodingOption) : myEncodingOption(encodingOption) {
  28         const std::string &value = myEncodingOption.value();
  29         if (value == AUTO) {
  30                 myInitialSetName = value;
  31                 myInitialValues[value] = value;
  32                 setActive(false);
  33                 return;
  34         }
  35
  36         const std::vector<shared_ptr<ZLEncodingSet> > &sets = ZLEncodingCollection::instance().sets();
  37         for (std::vector<shared_ptr<ZLEncodingSet> >::const_iterator it = sets.begin(); it != sets.end(); ++it) {
  38                 const std::vector<ZLEncodingConverterInfoPtr> &infos = (*it)->infos();
  39                 mySetNames.push_back((*it)->name());
  40                 std::vector<std::string> &names = myValues[(*it)->name()];
  41                 for (std::vector<ZLEncodingConverterInfoPtr>::const_iterator jt = infos.begin(); jt != infos.end(); ++jt) {
  42                         if ((*jt)->name() == value) {
  43                                 myInitialSetName = (*it)->name();
  44                                 myInitialValues[myInitialSetName] = (*jt)->visibleName();
  45                         }
  46                         names.push_back((*jt)->visibleName());
  47                         myValueByName[(*jt)->visibleName()] = (*jt)->name();
  48                 }
  49         }
  50
  51         if (myInitialSetName.empty()) {
  52                 myInitialSetName = mySetNames[0];
  53         }
  54 }
  55
  56 const std::vector<std::string> &EncodingEntry::values() const {
  57         if (initialValue() == AUTO) {
  58                 static std::vector<std::string> AUTO_ENCODING;
  59                 if (AUTO_ENCODING.empty()) {
  60                         AUTO_ENCODING.push_back(AUTO);
  61                 }
  62                 return AUTO_ENCODING;
  63         }
  64         std::map<std::string,std::vector<std::string> >::const_iterator it = myValues.find(myInitialSetName);
  65         return it->second;
  66 }
  67
  68 const std::string &EncodingEntry::initialValue() const {
  69         if (myInitialValues[myInitialSetName].empty()) {
  70                 std::map<std::string,std::vector<std::string> >::const_iterator it = myValues.find(myInitialSetName);
  71                 myInitialValues[myInitialSetName] = it->second[0];
  72         }
  73         return myInitialValues[myInitialSetName];
  74 }
  75
  76 void EncodingEntry::onAccept(const std::string &value) {
  77         if (initialValue() != AUTO) {
  78                 myEncodingOption.setValue(myValueByName[value]);
  79         }
  80 }
  81
  82 void EncodingEntry::onValueSelected(int index) {
  83         myInitialValues[myInitialSetName] = values()[index];
  84 }
  85
  86 EncodingSetEntry::EncodingSetEntry(EncodingEntry &encodingEntry) : myEncodingEntry(encodingEntry) {
  87 }
  88
  89 const std::string &EncodingSetEntry::initialValue() const {
  90         return myEncodingEntry.myInitialSetName;
  91 }
  92
  93 const std::vector<std::string> &EncodingSetEntry::values() const {
  94         return myEncodingEntry.mySetNames;
  95 }
  96
  97 void EncodingSetEntry::onValueSelected(int index) {
  98         myEncodingEntry.myInitialSetName = values()[index];
  99         myEncodingEntry.resetView();
 100 }