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https://github.com/LMMS/lmms.git
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Rename ConfigManager files (1)
This commit is contained in:
Lukas W
463
src/core/ConfigManager.cpp
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463
src/core/ConfigManager.cpp
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/*
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* config_mgr.cpp - implementation of class ConfigManager
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*
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* Copyright (c) 2005-2014 Tobias Doerffel <tobydox/at/users.sourceforge.net>
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*
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* This file is part of Linux MultiMedia Studio - http://lmms.sourceforge.net
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (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 GNU
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* 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
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* License along with this program (see COPYING); if not, write to the
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* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301 USA.
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*
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*/
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#include <QDomElement>
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#include <QDir>
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#include <QFile>
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#include <QMessageBox>
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#include <QApplication>
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#include "lmmsversion.h"
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#include "config_mgr.h"
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#include "MainWindow.h"
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static inline QString ensureTrailingSlash( const QString & _s )
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{
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if( _s.right( 1 ) != QDir::separator() )
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{
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return _s + QDir::separator();
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}
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return _s;
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}
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ConfigManager * ConfigManager::s_instanceOfMe = NULL;
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ConfigManager::ConfigManager() :
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m_lmmsRcFile( QDir::home().absolutePath() + QDir::separator() +
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".lmmsrc.xml" ),
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m_workingDir( QDir::home().absolutePath() + QDir::separator() +
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"lmms" + QDir::separator() ),
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m_dataDir( qApp->applicationDirPath()
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#ifdef LMMS_BUILD_WIN32
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+ QDir::separator() + "data" + QDir::separator()
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#else
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.section( '/', 0, -2 ) + "/share/lmms/"
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#endif
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),
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m_artworkDir( defaultArtworkDir() ),
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#ifdef LMMS_BUILD_WIN32
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m_pluginDir( qApp->applicationDirPath()
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+ QDir::separator() + "plugins" + QDir::separator() ),
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#else
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m_pluginDir( qApp->applicationDirPath() + '/' + PLUGIN_DIR ),
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#endif
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m_vstDir( m_workingDir + "vst" + QDir::separator() ),
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m_flDir( QDir::home().absolutePath() ),
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m_recoveryFile( QDir(m_workingDir).absoluteFilePath("recover.mmp") )
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{
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}
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ConfigManager::~ConfigManager()
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{
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saveConfigFile();
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}
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void ConfigManager::setWorkingDir( const QString & _wd )
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{
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m_workingDir = ensureTrailingSlash( _wd );
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}
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void ConfigManager::setVSTDir( const QString & _vd )
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{
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m_vstDir = ensureTrailingSlash( _vd );
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}
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void ConfigManager::setArtworkDir( const QString & _ad )
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{
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m_artworkDir = ensureTrailingSlash( _ad );
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}
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void ConfigManager::setFLDir( const QString & _fd )
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{
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m_flDir = ensureTrailingSlash( _fd );
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}
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void ConfigManager::setLADSPADir( const QString & _fd )
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{
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m_ladDir = _fd;
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}
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void ConfigManager::setSTKDir( const QString & _fd )
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{
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#ifdef LMMS_HAVE_STK
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m_stkDir = ensureTrailingSlash( _fd );
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#endif
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}
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void ConfigManager::setDefaultSoundfont( const QString & _sf )
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{
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#ifdef LMMS_HAVE_FLUIDSYNTH
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m_defaultSoundfont = _sf;
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#endif
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}
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void ConfigManager::setBackgroundArtwork( const QString & _ba )
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{
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#ifdef LMMS_HAVE_FLUIDSYNTH
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m_backgroundArtwork = _ba;
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#endif
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}
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void ConfigManager::addRecentlyOpenedProject( const QString & _file )
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{
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m_recentlyOpenedProjects.removeAll( _file );
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if( m_recentlyOpenedProjects.size() > 15 )
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{
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m_recentlyOpenedProjects.removeLast();
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}
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m_recentlyOpenedProjects.push_front( _file );
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ConfigManager::inst()->saveConfigFile();
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}
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const QString & ConfigManager::value( const QString & _class,
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const QString & _attribute ) const
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{
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if( m_settings.contains( _class ) )
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{
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for( stringPairVector::const_iterator it =
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m_settings[_class].begin();
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it != m_settings[_class].end(); ++it )
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{
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if( ( *it ).first == _attribute )
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{
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return ( *it ).second ;
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}
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}
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}
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static QString empty;
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return empty;
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}
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void ConfigManager::setValue( const QString & _class,
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const QString & _attribute,
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const QString & _value )
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{
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if( m_settings.contains( _class ) )
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{
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for( stringPairVector::iterator it = m_settings[_class].begin();
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it != m_settings[_class].end(); ++it )
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{
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if( ( *it ).first == _attribute )
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{
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( *it ).second = _value;
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return;
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}
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}
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}
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// not in map yet, so we have to add it...
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m_settings[_class].push_back( qMakePair( _attribute, _value ) );
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}
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#ifdef LMMS_BUILD_WIN32
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#include <QLibrary>
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#include <shlobj.h>
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// taken from qt-win-opensource-src-4.2.2/src/corelib/io/qsettings.cpp
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static QString windowsConfigPath( int _type )
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{
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QString result;
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QLibrary library( "shell32" );
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typedef BOOL( WINAPI* GetSpecialFolderPath )( HWND, char *, int, BOOL );
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GetSpecialFolderPath SHGetSpecialFolderPath = (GetSpecialFolderPath)
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library.resolve( "SHGetSpecialFolderPathA" );
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if( SHGetSpecialFolderPath )
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{
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char path[MAX_PATH];
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SHGetSpecialFolderPath( 0, path, _type, false );
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result = QString::fromLocal8Bit( path );
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}
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return result;
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}
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#endif
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void ConfigManager::loadConfigFile()
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{
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// read the XML file and create DOM tree
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QFile cfg_file( m_lmmsRcFile );
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QDomDocument dom_tree;
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if( cfg_file.open( QIODevice::ReadOnly ) )
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{
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QString errorString;
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int errorLine, errorCol;
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if( dom_tree.setContent( &cfg_file, false, &errorString, &errorLine, &errorCol ) )
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{
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// get the head information from the DOM
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QDomElement root = dom_tree.documentElement();
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QDomNode node = root.firstChild();
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// create the settings-map out of the DOM
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while( !node.isNull() )
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{
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if( node.isElement() &&
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node.toElement().hasAttributes () )
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{
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stringPairVector attr;
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QDomNamedNodeMap node_attr =
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node.toElement().attributes();
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for( int i = 0; i < node_attr.count();
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++i )
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{
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QDomNode n = node_attr.item( i );
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if( n.isAttr() )
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{
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attr.push_back( qMakePair( n.toAttr().name(),
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n.toAttr().value() ) );
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}
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}
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m_settings[node.nodeName()] = attr;
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}
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else if( node.nodeName() == "recentfiles" )
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{
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m_recentlyOpenedProjects.clear();
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QDomNode n = node.firstChild();
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while( !n.isNull() )
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{
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if( n.isElement() && n.toElement().hasAttributes() )
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{
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m_recentlyOpenedProjects <<
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n.toElement().attribute( "path" );
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}
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n = n.nextSibling();
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}
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}
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node = node.nextSibling();
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}
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if( value( "paths", "artwork" ) != "" )
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{
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m_artworkDir = value( "paths", "artwork" );
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if( !QDir( m_artworkDir ).exists() )
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{
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m_artworkDir = defaultArtworkDir();
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}
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if( m_artworkDir.right( 1 ) !=
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QDir::separator() )
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{
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m_artworkDir += QDir::separator();
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}
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}
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setWorkingDir( value( "paths", "workingdir" ) );
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setVSTDir( value( "paths", "vstdir" ) );
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setFLDir( value( "paths", "fldir" ) );
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setLADSPADir( value( "paths", "laddir" ) );
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#ifdef LMMS_HAVE_STK
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setSTKDir( value( "paths", "stkdir" ) );
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#endif
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#ifdef LMMS_HAVE_FLUIDSYNTH
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setDefaultSoundfont( value( "paths", "defaultsf2" ) );
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#endif
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setBackgroundArtwork( value( "paths", "backgroundartwork" ) );
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}
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else if( QApplication::type() == QApplication::GuiClient )
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{
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QMessageBox::warning( NULL, MainWindow::tr( "Configuration file" ),
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MainWindow::tr( "Error while parsing configuration file at line %1:%2: %3" ).
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arg( errorLine ).
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arg( errorCol ).
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arg( errorString ) );
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}
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cfg_file.close();
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}
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if( m_vstDir.isEmpty() || m_vstDir == QDir::separator() ||
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!QDir( m_vstDir ).exists() )
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{
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#ifdef LMMS_BUILD_WIN32
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m_vstDir = windowsConfigPath( CSIDL_PROGRAM_FILES ) +
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QDir::separator() + "VstPlugins";
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#else
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m_vstDir = ensureTrailingSlash( QDir::home().absolutePath() );
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#endif
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}
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if( m_flDir.isEmpty() || m_flDir == QDir::separator() )
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{
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m_flDir = ensureTrailingSlash( QDir::home().absolutePath() );
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}
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if( m_ladDir.isEmpty() || m_ladDir == QDir::separator() ||
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( !m_ladDir.contains( ':' ) && !QDir( m_ladDir ).exists() ) )
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{
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#if defined(LMMS_BUILD_WIN32)
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m_ladDir = m_pluginDir + "ladspa" + QDir::separator();
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#elif defined(LMMS_BUILD_APPLE)
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m_ladDir = qApp->applicationDirPath() + "/../lib/lmms/ladspa/";
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#else
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m_ladDir = qApp->applicationDirPath() + '/' + LIB_DIR + "/ladspa/";
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#endif
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}
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#ifdef LMMS_HAVE_STK
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if( m_stkDir.isEmpty() || m_stkDir == QDir::separator() ||
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!QDir( m_stkDir ).exists() )
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{
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#if defined(LMMS_BUILD_WIN32)
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m_stkDir = m_dataDir + "stk/rawwaves/";
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#elif defined(LMMS_BUILD_APPLE)
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m_stkDir = qApp->applicationDirPath() + "/../share/stk/rawwaves/";
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#else
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m_stkDir = "/usr/share/stk/rawwaves/";
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#endif
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}
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#endif
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QDir::setSearchPaths( "resources", QStringList() << artworkDir()
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<< defaultArtworkDir() );
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if( !QDir( m_workingDir ).exists() &&
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QApplication::type() == QApplication::GuiClient &&
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QMessageBox::question( 0,
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MainWindow::tr( "Working directory" ),
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MainWindow::tr( "The LMMS working directory %1 does not "
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"exist. Create it now? You can change the directory "
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"later via Edit -> Settings." ).arg( m_workingDir ),
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QMessageBox::Yes, QMessageBox::No ) == QMessageBox::Yes )
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{
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QDir().mkpath( m_workingDir );
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}
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if( QDir( m_workingDir ).exists() )
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{
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QDir().mkpath( userProjectsDir() );
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QDir().mkpath( userSamplesDir() );
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QDir().mkpath( userPresetsDir() );
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}
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}
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void ConfigManager::saveConfigFile()
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{
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setValue( "paths", "artwork", m_artworkDir );
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setValue( "paths", "workingdir", m_workingDir );
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setValue( "paths", "vstdir", m_vstDir );
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setValue( "paths", "fldir", m_flDir );
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setValue( "paths", "laddir", m_ladDir );
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#ifdef LMMS_HAVE_STK
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setValue( "paths", "stkdir", m_stkDir );
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#endif
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#ifdef LMMS_HAVE_FLUIDSYNTH
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setValue( "paths", "defaultsf2", m_defaultSoundfont );
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#endif
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setValue( "paths", "backgroundartwork", m_backgroundArtwork );
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QDomDocument doc( "lmms-config-file" );
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QDomElement lmms_config = doc.createElement( "lmms" );
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lmms_config.setAttribute( "version", LMMS_VERSION );
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doc.appendChild( lmms_config );
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for( settingsMap::iterator it = m_settings.begin();
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it != m_settings.end(); ++it )
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{
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QDomElement n = doc.createElement( it.key() );
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for( stringPairVector::iterator it2 = ( *it ).begin();
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it2 != ( *it ).end(); ++it2 )
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{
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n.setAttribute( ( *it2 ).first, ( *it2 ).second );
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}
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lmms_config.appendChild( n );
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}
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QDomElement recent_files = doc.createElement( "recentfiles" );
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for( QStringList::iterator it = m_recentlyOpenedProjects.begin();
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it != m_recentlyOpenedProjects.end(); ++it )
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{
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QDomElement n = doc.createElement( "file" );
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n.setAttribute( "path", *it );
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recent_files.appendChild( n );
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}
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lmms_config.appendChild( recent_files );
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QString xml = "<?xml version=\"1.0\"?>\n" + doc.toString( 2 );
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QFile outfile( m_lmmsRcFile );
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if( !outfile.open( QIODevice::WriteOnly | QIODevice::Truncate ) )
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{
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QMessageBox::critical( NULL,
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MainWindow::tr( "Could not save config-file" ),
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MainWindow::tr( "Could not save configuration file %1. "
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"You're probably not permitted to "
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"write to this file.\n"
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"Please make sure you have write-"
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"access to the file and try again." ).
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arg( m_lmmsRcFile ) );
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return;
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}
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outfile.write( xml.toUtf8() );
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outfile.close();
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}
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