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/*
**************************************************************************
description
--------------------
copyright : (C) 2003 by Luis Carvalho
email : lpassos@oninetspeed.pt
**************************************************************************
**************************************************************************
* *
* 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. *
* *
**************************************************************************/
#include "pmlibrarymanager.h"
#include <kconfig.h>
#include <kstandarddirs.h>
#include <kglobal.h>
#include <qfile.h>
#include <qdir.h>
#include "pmdebug.h"
PMLibraryManager* PMLibraryManager::s_pInstance = 0;
KStaticDeleter<PMLibraryManager> PMLibraryManager::s_staticDeleter;
PMLibraryHandle* PMLibraryManager::getLibraryHandle( const QString& libraryName )
{
QPtrListIterator<PMLibraryHandle> it( m_libraries );
for( ; it.current( ); ++it )
if( it.current( )->name( ) == libraryName )
return it.current( );
return NULL;
}
PMLibraryManager::PMLibraryManager( )
{
m_libraries.setAutoDelete( true );
scanLibraries( );
}
PMLibraryManager::~PMLibraryManager( )
{
m_libraries.clear( );
}
void PMLibraryManager::saveConfig( KConfig* /*cfg*/ )
{
}
void PMLibraryManager::restoreConfig( KConfig* /*cfg*/ )
{
}
QValueList<QString> PMLibraryManager::availableLibraries( )
{
QValueList<QString> result;
QPtrListIterator<PMLibraryHandle> it( m_libraries );
for( ; it.current( ); ++it )
result.push_back( it.current( )->name( ) );
return result;
}
PMLibraryManager* PMLibraryManager::theManager( )
{
if( !s_pInstance )
s_staticDeleter.setObject( s_pInstance, new PMLibraryManager( ) );
return s_pInstance;
}
void PMLibraryManager::scanLibraries( )
{
QStringList libraryDirectories;
// Search for sub directories in /usr/share/kpovmodeler/library
libraryDirectories = KGlobal::dirs( )->findDirs( "data", "kpovmodeler/library" );
for( QStringList::Iterator i = libraryDirectories.begin( ); i != libraryDirectories.end( ); ++i )
{
QDir curDir( *i );
curDir.setFilter( QDir::Dirs );
QFileInfoListIterator it( *( curDir.entryInfoList( ) ) );
// For each sub directory
QFileInfo* fi;
for( ; ( fi = it.current( ) ) != NULL; ++it )
{
// check for the existance of library_index.xml
// If it's there it's a library
if( QFile::exists( fi->absFilePath( ) + "/library_index.xml" ) )
{
// Create the corresponding PMLibraryHandle
PMLibraryHandle* h;
h = new PMLibraryHandle( fi->absFilePath( ) );
if( !getLibraryHandle( h->name( ) ) )
m_libraries.append( h );
else
// a library with that name already exists
delete h;
}
}
}
}
void PMLibraryManager::refresh( )
{
// TODO: Manage the list incrementaly so that previouly handed out
// PMLibraryHandle pointers are kept valid
m_libraries.clear( );
scanLibraries( );
}
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