1 /* This file is part of the KDE project 2 Copyright (C) 2005-2012 Jarosław Staniek <staniek@kde.org> 3 4 This program is free software; you can redistribute it and/or 5 modify it under the terms of the GNU Library General Public 6 License as published by the Free Software Foundation; either 7 version 2 of the License, or (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 GNU 12 Library General Public License for more details. 13 14 You should have received a copy of the GNU Library General Public License 15 along with this program; see the file COPYING. If not, write to 16 the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 17 * Boston, MA 02110-1301, USA. 18 */ 19 20 #include "kexicharencodingcombobox.h" 21 #include <kexiutils/utils.h> 22 23 #include <KCharsets> 24 #include <KLocalizedString> 25 26 #include <QTextCodec> 27 #include <QLocale> 28 #include <QDebug> 29 30 class Q_DECL_HIDDEN KexiCharacterEncodingComboBox::Private { 31 public: 32 Private(); 33 34 QHash<QString, QString> encodingDescriptionForName; 35 bool defaultEncodingAdded; 36 }; 37 38 KexiCharacterEncodingComboBox::KexiCharacterEncodingComboBox( 39 QWidget* parent, const QString& selectedEncoding) 40 : KComboBox(parent), d(new Private) 41 { 42 QString defaultEncoding(QString::fromLatin1(KexiUtils::encoding())); 43 QString defaultEncodingDescriptiveName; 44 45 QString _selectedEncoding = selectedEncoding; 46 if (_selectedEncoding.isEmpty()) 47 _selectedEncoding = defaultEncoding; 48 49 QStringList descEncodings(KCharsets::charsets()->descriptiveEncodingNames()); 50 51 int id = 0; 52 foreach(const QString &descEncoding, descEncodings) { 53 bool found = false; 54 QString name(KCharsets::charsets()->encodingForName(descEncoding)); 55 QTextCodec *codecForEnc = KCharsets::charsets()->codecForName(name, found); 56 if (found) { 57 addItem(descEncoding); 58 if (codecForEnc->name() == defaultEncoding || name == defaultEncoding) { 59 defaultEncodingDescriptiveName = descEncoding; 60 //remember, do not add, will be prepended later 61 } else { 62 d->encodingDescriptionForName.insert(name, descEncoding); 63 } 64 if (codecForEnc->name() == _selectedEncoding || name == _selectedEncoding) { 65 setCurrentIndex(id); 66 } 67 id++; 68 } 69 } 70 71 //prepend default encoding, if present 72 if (!defaultEncodingDescriptiveName.isEmpty()) { 73 d->defaultEncodingAdded = true; 74 QString desc = xi18nc("Text encoding: Default", "Default: %1", 75 defaultEncodingDescriptiveName); 76 insertItem(0, desc); 77 if (_selectedEncoding == defaultEncoding) { 78 setCurrentIndex(0); 79 } 80 d->encodingDescriptionForName.insert(defaultEncoding, desc); 81 } 82 } 83 84 KexiCharacterEncodingComboBox::~KexiCharacterEncodingComboBox() 85 { 86 delete d; 87 } 88 89 QString KexiCharacterEncodingComboBox::selectedEncoding() const 90 { 91 if (defaultEncodingSelected()) { 92 return QString::fromLatin1(KexiUtils::encoding()); 93 } else { 94 return KCharsets::charsets()->encodingForName(currentText()); 95 } 96 } 97 98 void KexiCharacterEncodingComboBox::setSelectedEncoding(const QString& encodingName) 99 { 100 QString desc = d->encodingDescriptionForName[encodingName]; 101 if (desc.isEmpty()) { 102 qWarning() << "no such encoding" << encodingName; 103 return; 104 } 105 setCurrentIndex(findText(desc)); 106 } 107 108 bool KexiCharacterEncodingComboBox::defaultEncodingSelected() const 109 { 110 return d->defaultEncodingAdded && 0 == currentIndex(); 111 } 112 113 void KexiCharacterEncodingComboBox::selectDefaultEncoding() 114 { 115 if (d->defaultEncodingAdded) 116 setCurrentIndex(0); 117 } 118 119 KexiCharacterEncodingComboBox::Private::Private() 120 : defaultEncodingAdded(false) 121 { 122 } 123