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299 lines
7.3 KiB
299 lines
7.3 KiB
/***************************************************************************
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* Copyright (C) 2004-2007 by Georgy Yunaev, gyunaev@ulduzsoft.com *
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* Please do not use email address above for bug reports; see *
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* the README file *
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program; if not, write to the *
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* Free Software Foundation, Inc., *
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
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***************************************************************************/
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#include <tqfile.h>
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#include <tqfileinfo.h>
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#include <tqdatastream.h>
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#include "kchmsettings.h"
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#include "kchmconfig.h"
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static TQ_INT32 SETTINGS_MAGIC = 0xD8AB4E76;
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static TQ_INT32 SETTINGS_VERSION = 4;
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/*
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* The order is important!
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* To be compatible with next versions, you may add items ONLY before the MARKER_END!
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*/
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enum marker_t
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{
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MARKER_FILESIZE = 1,
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MARKER_FILETIME,
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MARKER_ACTIVETABSYSTEM,
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MARKER_ACTIVETABWINDOW,
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MARKER_ACTIVEENCODING,
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MARKER_SEARCHHISTORY,
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MARKER_WINDOW_SIZE,
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MARKER_BOOKMARKS,
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MARKER_VIEWINDOWS,
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MARKER_CONTENTSDATA,
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MARKER_INDEXDATA,
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// This should be the last
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MARKER_END = 0x7FFF
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};
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// Helpers for serialization of SavedBookmark through TQDataStream
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static inline TQDataStream& operator<< ( TQDataStream& s, const KCHMSettings::SavedBookmark& b )
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{
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s << b.name;
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s << b.url;
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s << b.scroll_y;
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return s;
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}
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static inline TQDataStream& operator>> ( TQDataStream& s, KCHMSettings::SavedBookmark& b )
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{
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s >> b.name;
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s >> b.url;
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s >> b.scroll_y;
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return s;
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}
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// Helpers for serialization of SavedViewWindow through TQDataStream
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static inline TQDataStream& operator<< ( TQDataStream& s, const KCHMSettings::SavedViewWindow& b )
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{
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// Store the version first. Later we can increase it when adding new members.
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s << 1;
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s << b.url;
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s << b.scroll_y;
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s << b.zoom;
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return s;
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}
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static inline TQDataStream& operator>> ( TQDataStream& s, KCHMSettings::SavedViewWindow& b )
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{
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TQ_INT32 version;
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s >> version;
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s >> b.url;
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s >> b.scroll_y;
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s >> b.zoom;
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return s;
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}
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KCHMSettings::KCHMSettings( )
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{
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m_activetabsystem = 0;
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m_activetabwindow = 0;
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m_activeencodinglcid = 0;
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m_window_size_x = 700;
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m_window_size_y = 500;
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m_window_size_splitter = 200;
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}
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bool KCHMSettings::loadSettings( const TQString & filename )
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{
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m_activetabsystem = 0;
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m_activetabwindow = 0;
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m_activeencodinglcid = 0;
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m_searchhistory.clear();
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m_bookmarks.clear();
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m_viewwindows.clear();
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TQFileInfo finfo ( filename );
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m_settingsFile = TQString();
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m_searchDictFile = TQString();
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m_searchDocFile = TQString();
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if ( !finfo.size() )
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return false;
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// Init those params, as they'll be used during save the first time even if the file is not here
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m_currentfilesize = finfo.size();
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m_currentfiledate = finfo.lastModified().toTime_t();
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getFilenames( filename, &m_settingsFile, &m_searchDictFile, &m_searchDocFile );
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TQFile file( m_settingsFile );
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if ( !file.open (IO_ReadOnly) )
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return false; // it's ok, file may not exist
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TQDataStream stream (&file);
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// Read and check header
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TQ_INT32 data;
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bool complete_read = false;
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stream >> data; // magic
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if ( data != SETTINGS_MAGIC )
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{
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tqWarning ("file %s has bad magic value, ignoring it.", file.name().ascii());
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return false;
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}
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stream >> data; // version
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if ( data > SETTINGS_VERSION )
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{
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tqWarning ("file %s has unsupported data version %d, ignoring it.", file.name().ascii(), data);
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return false;
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}
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// Read everything by marker
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while ( 1 )
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{
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stream >> data; // marker
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if ( data == MARKER_END )
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{
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complete_read = true;
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break;
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}
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switch (data)
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{
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case MARKER_FILESIZE:
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stream >> m_currentfilesize;
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if ( m_currentfilesize != finfo.size() )
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{
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m_currentfilesize = finfo.size();
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return false;
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}
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break;
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case MARKER_FILETIME:
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stream >> m_currentfiledate;
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if ( m_currentfiledate != finfo.lastModified().toTime_t() )
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{
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m_currentfiledate = finfo.lastModified().toTime_t();
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return false;
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}
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break;
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case MARKER_ACTIVETABSYSTEM:
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stream >> m_activetabsystem;
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break;
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case MARKER_ACTIVETABWINDOW:
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stream >> m_activetabwindow;
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break;
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case MARKER_ACTIVEENCODING:
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stream >> m_activeencodinglcid;
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break;
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case MARKER_WINDOW_SIZE:
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stream >> m_window_size_x;
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stream >> m_window_size_y;
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stream >> m_window_size_splitter;
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break;
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case MARKER_SEARCHHISTORY:
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stream >> m_searchhistory;
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break;
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case MARKER_BOOKMARKS:
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stream >> m_bookmarks;
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break;
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case MARKER_VIEWINDOWS:
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stream >> m_viewwindows;
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break;
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}
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}
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return complete_read;
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}
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bool KCHMSettings::saveSettings( )
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{
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TQFile file( m_settingsFile );
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if ( !file.open (IO_WriteOnly) )
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{
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tqWarning ("Could not write settings into file %s: %s", TQString(file.name()).ascii(), TQString(file.errorString()).ascii());
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return false;
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}
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TQDataStream stream (&file);
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// Save header
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stream << SETTINGS_MAGIC;
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stream << SETTINGS_VERSION;
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// Save size and last-modified
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stream << MARKER_FILESIZE;
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stream << m_currentfilesize;
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stream << MARKER_FILETIME;
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stream << m_currentfiledate;
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// Save generic settings
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stream << MARKER_ACTIVETABSYSTEM;
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stream << m_activetabsystem;
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// Save generic settings
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stream << MARKER_ACTIVETABWINDOW;
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stream << m_activetabwindow;
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stream << MARKER_ACTIVEENCODING;
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stream << m_activeencodinglcid;
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// Save search history vector
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stream << MARKER_SEARCHHISTORY;
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stream << m_searchhistory;
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// Save window size and splitter position
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stream << MARKER_WINDOW_SIZE;
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stream << m_window_size_x;
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stream << m_window_size_y;
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stream << m_window_size_splitter;
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stream << MARKER_BOOKMARKS;
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stream << m_bookmarks;
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stream << MARKER_VIEWINDOWS;
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stream << m_viewwindows;
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stream << MARKER_END;
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return true;
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}
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void KCHMSettings::removeSettings( const TQString & filename )
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{
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TQString settingsfile, dictfile, doclistfile;
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getFilenames( filename, &settingsfile, &dictfile, &doclistfile );
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TQFile::remove( settingsfile );
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TQFile::remove( dictfile );
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TQFile::remove( doclistfile );
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}
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void KCHMSettings::getFilenames(const TQString & helpfilename, TQString * settingsfile, TQString * dictfile, TQString * doclistfile )
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{
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TQFileInfo finfo ( helpfilename );
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TQString prefix = appConfig.m_datapath + "/" + finfo.baseName();
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*settingsfile = prefix + ".kchmviewer";
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*dictfile = prefix + ".dict";
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*doclistfile = prefix + ".doclist";
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}
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