File indexing completed on 2024-04-21 03:55:18

 // -*- c++ -*-
 /*
     This file is part of the KDE libraries
     SPDX-FileCopyrightText: 2003 Joseph Wenninger <jowenn@kde.org>
     SPDX-FileCopyrightText: 2003 Andras Mantia <amantia@freemail.hu>
     SPDX-FileCopyrightText: 2013 Teo Mrnjavac <teo@kde.org>
 
     SPDX-License-Identifier: LGPL-2.0-or-later
 */
 
 #include "kencodingfiledialog.h"
 
 #include "kfilewidget.h"
 
 #include <defaults-kfile.h>
 
 #include <KConfigGroup>
 #include <KLocalizedString>
 #include <KSharedConfig>
 #include <KWindowConfig>
 #include <krecentdocument.h>
 
 #include <QBoxLayout>
 #include <QComboBox>
 #include <QPushButton>
 #include <QTextCodec>
 
 struct KEncodingFileDialogPrivate {
     KEncodingFileDialogPrivate()
         : cfgGroup(KSharedConfig::openConfig(), ConfigGroup)
     {
     }
 
     QComboBox *encoding;
     KFileWidget *w;
     KConfigGroup cfgGroup;
 };
 
 KEncodingFileDialog::KEncodingFileDialog(const QUrl &startDir,
                                          const QString &encoding,
                                          const QString &filter,
                                          const QString &title,
                                          QFileDialog::AcceptMode type,
                                          QWidget *parent)
     : QDialog(parent, Qt::Dialog)
     , d(new KEncodingFileDialogPrivate)
 {
     d->w = new KFileWidget(startDir, this);
     d->w->setFilters(KFileFilter::fromFilterString(filter));
     if (type == QFileDialog::AcceptOpen) {
         d->w->setOperationMode(KFileWidget::Opening);
     } else {
         d->w->setOperationMode(KFileWidget::Saving);
     }
 
     setWindowTitle(title);
     // ops->clearHistory();
 
     KWindowConfig::restoreWindowSize(windowHandle(), d->cfgGroup);
 
     QBoxLayout *mainLayout = new QVBoxLayout(this);
     mainLayout->addWidget(d->w);
 
     d->w->okButton()->show();
     connect(d->w->okButton(), &QAbstractButton::clicked, this, &KEncodingFileDialog::slotOk);
     d->w->cancelButton()->show();
     connect(d->w->cancelButton(), &QAbstractButton::clicked, this, &KEncodingFileDialog::slotCancel);
     connect(d->w, &KFileWidget::accepted, this, &KEncodingFileDialog::accept);
 
     d->encoding = new QComboBox(this);
     d->w->setCustomWidget(i18n("Encoding:"), d->encoding);
 
     d->encoding->clear();
     QByteArray sEncoding = encoding.toUtf8();
     auto systemEncoding = QTextCodec::codecForLocale()->name();
     if (sEncoding.isEmpty() || sEncoding == "System") {
         sEncoding = systemEncoding;
     }
 
     auto encodings = QTextCodec::availableCodecs();
     std::sort(encodings.begin(), encodings.end(), [](auto &a, auto &b) {
         return (a.compare(b, Qt::CaseInsensitive) < 0);
     });
 
     int insert = 0;
     int system = 0;
     bool foundRequested = false;
     for (const auto &encoding : encodings) {
         QTextCodec *codecForEnc = QTextCodec::codecForName(encoding);
 
         if (codecForEnc) {
             d->encoding->addItem(QString::fromUtf8(encoding));
             auto codecName = codecForEnc->name();
             if ((codecName == sEncoding) || (encoding == sEncoding)) {
                 d->encoding->setCurrentIndex(insert);
                 foundRequested = true;
             }
 
             if ((codecName == systemEncoding) || (encoding == systemEncoding)) {
                 system = insert;
             }
             insert++;
         }
     }
 
     if (!foundRequested) {
         d->encoding->setCurrentIndex(system);
     }
 }
 
 KEncodingFileDialog::~KEncodingFileDialog() = default;
 
 QString KEncodingFileDialog::selectedEncoding() const
 {
     if (d->encoding) {
         return d->encoding->currentText();
     } else {
         return QString();
     }
 }
 
 KEncodingFileDialog::Result
 KEncodingFileDialog::getOpenFileNameAndEncoding(const QString &encoding, const QUrl &startDir, const QString &filter, QWidget *parent, const QString &title)
 {
     KEncodingFileDialog dlg(startDir, encoding, filter, title.isNull() ? i18n("Open") : title, QFileDialog::AcceptOpen, parent);
 
     dlg.d->w->setMode(KFile::File | KFile::LocalOnly);
     dlg.exec();
 
     Result res;
     res.fileNames << dlg.d->w->selectedFile();
     res.encoding = dlg.selectedEncoding();
     return res;
 }
 
 KEncodingFileDialog::Result
 KEncodingFileDialog::getOpenFileNamesAndEncoding(const QString &encoding, const QUrl &startDir, const QString &filter, QWidget *parent, const QString &title)
 {
     KEncodingFileDialog dlg(startDir, encoding, filter, title.isNull() ? i18n("Open") : title, QFileDialog::AcceptOpen, parent);
     dlg.d->w->setMode(KFile::Files | KFile::LocalOnly);
     dlg.exec();
 
     Result res;
     res.fileNames = dlg.d->w->selectedFiles();
     res.encoding = dlg.selectedEncoding();
     return res;
 }
 
 KEncodingFileDialog::Result
 KEncodingFileDialog::getOpenUrlAndEncoding(const QString &encoding, const QUrl &startDir, const QString &filter, QWidget *parent, const QString &title)
 {
     KEncodingFileDialog dlg(startDir, encoding, filter, title.isNull() ? i18n("Open") : title, QFileDialog::AcceptOpen, parent);
 
     dlg.d->w->setMode(KFile::File);
     dlg.exec();
 
     Result res;
     res.URLs << dlg.d->w->selectedUrl();
     res.encoding = dlg.selectedEncoding();
     return res;
 }
 
 KEncodingFileDialog::Result
 KEncodingFileDialog::getOpenUrlsAndEncoding(const QString &encoding, const QUrl &startDir, const QString &filter, QWidget *parent, const QString &title)
 {
     KEncodingFileDialog dlg(startDir, encoding, filter, title.isNull() ? i18n("Open") : title, QFileDialog::AcceptOpen, parent);
 
     dlg.d->w->setMode(KFile::Files);
     dlg.exec();
 
     Result res;
     res.URLs = dlg.d->w->selectedUrls();
     res.encoding = dlg.selectedEncoding();
     return res;
 }
 
 KEncodingFileDialog::Result
 KEncodingFileDialog::getSaveFileNameAndEncoding(const QString &encoding, const QUrl &dir, const QString &filter, QWidget *parent, const QString &title)
 {
     KEncodingFileDialog dlg(dir, encoding, filter, title.isNull() ? i18n("Save As") : title, QFileDialog::AcceptSave, parent);
     dlg.d->w->setMode(KFile::File);
     dlg.exec();
 
     QString filename = dlg.d->w->selectedFile();
     if (!filename.isEmpty()) {
         KRecentDocument::add(QUrl::fromLocalFile(filename));
     }
 
     Result res;
     res.fileNames << filename;
     res.encoding = dlg.selectedEncoding();
     return res;
 }
 
 KEncodingFileDialog::Result
 KEncodingFileDialog::getSaveUrlAndEncoding(const QString &encoding, const QUrl &dir, const QString &filter, QWidget *parent, const QString &title)
 {
     KEncodingFileDialog dlg(dir, encoding, filter, title.isNull() ? i18n("Save As") : title, QFileDialog::AcceptSave, parent);
     dlg.d->w->setMode(KFile::File);
 
     Result res;
     if (dlg.exec() == QDialog::Accepted) {
         QUrl url = dlg.d->w->selectedUrl();
         if (url.isValid()) {
             KRecentDocument::add(url);
         }
         res.URLs << url;
         res.encoding = dlg.selectedEncoding();
     }
     return res;
 }
 
 QSize KEncodingFileDialog::sizeHint() const
 {
     return d->w->dialogSizeHint();
 }
 
 void KEncodingFileDialog::hideEvent(QHideEvent *e)
 {
     KWindowConfig::saveWindowSize(windowHandle(), d->cfgGroup, KConfigBase::Persistent);
 
     QDialog::hideEvent(e);
 }
 
 void KEncodingFileDialog::accept()
 {
     d->w->accept();
     QDialog::accept();
 }
 
 void KEncodingFileDialog::slotOk()
 {
     d->w->slotOk();
 }
 
 void KEncodingFileDialog::slotCancel()
 {
     d->w->slotCancel();
     reject();
 }
 
 #include "moc_kencodingfiledialog.cpp"