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diff --git a/src/kchmsettings.cpp b/src/kchmsettings.cpp
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+/***************************************************************************
+ * Copyright (C) 2004-2007 by Georgy Yunaev, gyunaev@ulduzsoft.com *
+ * Please do not use email address above for bug reports; see *
+ * the README file *
+ * *
+ * This program is free software; you can redistribute it and/or modify *
+ * it under the terms of the GNU General Public License as published by *
+ * the Free Software Foundation; either version 2 of the License, or *
+ * (at your option) any later version. *
+ * *
+ * This program is distributed in the hope that it will be useful, *
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of *
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
+ * GNU General Public License for more details. *
+ * *
+ * You should have received a copy of the GNU General Public License *
+ * along with this program; if not, write to the *
+ * Free Software Foundation, Inc., *
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
+ ***************************************************************************/
+
+#include <qfile.h>
+#include <qfileinfo.h>
+#include <qdatastream.h>
+
+#include "kchmsettings.h"
+#include "kchmconfig.h"
+
+static Q_INT32 SETTINGS_MAGIC = 0xD8AB4E76;
+static Q_INT32 SETTINGS_VERSION = 4;
+
+/*
+ * The order is important!
+ * To be compatible with next versions, you may add items ONLY before the MARKER_END!
+ */
+enum marker_t
+{
+ MARKER_FILESIZE = 1,
+ MARKER_FILETIME,
+
+ MARKER_ACTIVETABSYSTEM,
+ MARKER_ACTIVETABWINDOW,
+ MARKER_ACTIVEENCODING,
+ MARKER_SEARCHHISTORY,
+ MARKER_WINDOW_SIZE,
+
+ MARKER_BOOKMARKS,
+ MARKER_VIEWINDOWS,
+
+ MARKER_CONTENTSDATA,
+ MARKER_INDEXDATA,
+
+ // This should be the last
+ MARKER_END = 0x7FFF
+};
+
+// Helpers for serialization of SavedBookmark through QDataStream
+static inline QDataStream& operator<< ( QDataStream& s, const KCHMSettings::SavedBookmark& b )
+{
+ s << b.name;
+ s << b.url;
+ s << b.scroll_y;
+ return s;
+}
+
+static inline QDataStream& operator>> ( QDataStream& s, KCHMSettings::SavedBookmark& b )
+{
+ s >> b.name;
+ s >> b.url;
+ s >> b.scroll_y;
+ return s;
+}
+
+// Helpers for serialization of SavedViewWindow through QDataStream
+static inline QDataStream& operator<< ( QDataStream& s, const KCHMSettings::SavedViewWindow& b )
+{
+ // Store the version first. Later we can increase it when adding new members.
+ s << 1;
+ s << b.url;
+ s << b.scroll_y;
+ s << b.zoom;
+ return s;
+}
+
+static inline QDataStream& operator>> ( QDataStream& s, KCHMSettings::SavedViewWindow& b )
+{
+ Q_INT32 version;
+
+ s >> version;
+ s >> b.url;
+ s >> b.scroll_y;
+ s >> b.zoom;
+ return s;
+}
+
+
+KCHMSettings::KCHMSettings( )
+{
+ m_activetabsystem = 0;
+ m_activetabwindow = 0;
+ m_activeencodinglcid = 0;
+
+ m_window_size_x = 700;
+ m_window_size_y = 500;
+ m_window_size_splitter = 200;
+}
+
+
+bool KCHMSettings::loadSettings( const QString & filename )
+{
+ m_activetabsystem = 0;
+ m_activetabwindow = 0;
+ m_activeencodinglcid = 0;
+
+ m_searchhistory.clear();
+ m_bookmarks.clear();
+ m_viewwindows.clear();
+
+ QFileInfo finfo ( filename );
+
+ m_settingsFile = QString::null;
+ m_searchDictFile = QString::null;
+ m_searchDocFile = QString::null;
+
+ if ( !finfo.size() )
+ return false;
+
+ // Init those params, as they'll be used during save the first time even if the file is not here
+ m_currentfilesize = finfo.size();
+ m_currentfiledate = finfo.lastModified().toTime_t();
+
+ getFilenames( filename, &m_settingsFile, &m_searchDictFile, &m_searchDocFile );
+
+ QFile file( m_settingsFile );
+
+ if ( !file.open (IO_ReadOnly) )
+ return false; // it's ok, file may not exist
+
+ QDataStream stream (&file);
+
+ // Read and check header
+ Q_INT32 data;
+ bool complete_read = false;
+ stream >> data; // magic
+
+ if ( data != SETTINGS_MAGIC )
+ {
+ qWarning ("file %s has bad magic value, ignoring it.", file.name().ascii());
+ return false;
+ }
+
+ stream >> data; // version
+ if ( data > SETTINGS_VERSION )
+ {
+ qWarning ("file %s has unsupported data version %d, ignoring it.", file.name().ascii(), data);
+ return false;
+ }
+
+ // Read everything by marker
+ while ( 1 )
+ {
+ stream >> data; // marker
+ if ( data == MARKER_END )
+ {
+ complete_read = true;
+ break;
+ }
+
+ switch (data)
+ {
+ case MARKER_FILESIZE:
+ stream >> m_currentfilesize;
+ if ( m_currentfilesize != finfo.size() )
+ {
+ m_currentfilesize = finfo.size();
+ return false;
+ }
+ break;
+
+ case MARKER_FILETIME:
+ stream >> m_currentfiledate;
+ if ( m_currentfiledate != finfo.lastModified().toTime_t() )
+ {
+ m_currentfiledate = finfo.lastModified().toTime_t();
+ return false;
+ }
+ break;
+
+ case MARKER_ACTIVETABSYSTEM:
+ stream >> m_activetabsystem;
+ break;
+
+ case MARKER_ACTIVETABWINDOW:
+ stream >> m_activetabwindow;
+ break;
+
+ case MARKER_ACTIVEENCODING:
+ stream >> m_activeencodinglcid;
+ break;
+
+ case MARKER_WINDOW_SIZE:
+ stream >> m_window_size_x;
+ stream >> m_window_size_y;
+ stream >> m_window_size_splitter;
+ break;
+
+ case MARKER_SEARCHHISTORY:
+ stream >> m_searchhistory;
+ break;
+
+ case MARKER_BOOKMARKS:
+ stream >> m_bookmarks;
+ break;
+
+ case MARKER_VIEWINDOWS:
+ stream >> m_viewwindows;
+ break;
+ }
+ }
+
+ return complete_read;
+}
+
+
+bool KCHMSettings::saveSettings( )
+{
+ QFile file( m_settingsFile );
+ if ( !file.open (IO_WriteOnly) )
+ {
+ qWarning ("Could not write settings into file %s: %s", file.name().ascii(), file.errorString().ascii());
+ return false;
+ }
+
+ QDataStream stream (&file);
+
+ // Save header
+ stream << SETTINGS_MAGIC;
+ stream << SETTINGS_VERSION;
+
+ // Save size and last-modified
+ stream << MARKER_FILESIZE;
+ stream << m_currentfilesize;
+ stream << MARKER_FILETIME;
+ stream << m_currentfiledate;
+
+ // Save generic settings
+ stream << MARKER_ACTIVETABSYSTEM;
+ stream << m_activetabsystem;
+
+ // Save generic settings
+ stream << MARKER_ACTIVETABWINDOW;
+ stream << m_activetabwindow;
+
+ stream << MARKER_ACTIVEENCODING;
+ stream << m_activeencodinglcid;
+
+ // Save search history vector
+ stream << MARKER_SEARCHHISTORY;
+ stream << m_searchhistory;
+
+ // Save window size and splitter position
+ stream << MARKER_WINDOW_SIZE;
+ stream << m_window_size_x;
+ stream << m_window_size_y;
+ stream << m_window_size_splitter;
+
+ stream << MARKER_BOOKMARKS;
+ stream << m_bookmarks;
+
+ stream << MARKER_VIEWINDOWS;
+ stream << m_viewwindows;
+
+ stream << MARKER_END;
+ return true;
+}
+
+
+void KCHMSettings::removeSettings( const QString & filename )
+{
+ QString settingsfile, dictfile, doclistfile;
+
+ getFilenames( filename, &settingsfile, &dictfile, &doclistfile );
+
+ QFile::remove( settingsfile );
+ QFile::remove( dictfile );
+ QFile::remove( doclistfile );
+}
+
+
+void KCHMSettings::getFilenames(const QString & helpfilename, QString * settingsfile, QString * dictfile, QString * doclistfile )
+{
+ QFileInfo finfo ( helpfilename );
+ QString prefix = appConfig.m_datapath + "/" + finfo.baseName();
+
+ *settingsfile = prefix + ".kchmviewer";
+ *dictfile = prefix + ".dict";
+ *doclistfile = prefix + ".doclist";
+}
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