1 files changed, 97 insertions, 0 deletions
diff --git a/kpovmodeler/pmlibrarymanager.h b/kpovmodeler/pmlibrarymanager.h
new file mode 100644
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+++ b/kpovmodeler/pmlibrarymanager.h
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+//-*-C++-*-
+/*
+**************************************************************************
+                                 description
+                             --------------------
+    copyright            : (C) 2003 by Luis Carvalho
+    email                : [email protected]
+**************************************************************************
+
+**************************************************************************
+*                                                                        *
+*  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.                                   *
+*                                                                        *
+**************************************************************************/
+
+#ifndef PMLIBRARYMANAGER_H
+#define PMLIBRARYMANAGER_H
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <qstring.h>
+#include <qmap.h>
+#include <qptrlist.h>
+#include <qvaluelist.h>
+#include <kstaticdeleter.h>
+
+#include "pmlibraryhandle.h"
+
+class KConfig;
+class QDomElement;
+
+/**
+ * Class that maintains the list of available libraries for kpovmodeler
+ *
+ * This class is a singleton, wich means all libraries will be known to
+ * all instances of the application.
+ *
+ * When the class is initialized, the following steps are taken:
+ *    1. The global kpovmodeler library path is scanned for libraries
+ *    2. The users' kpovmodeler library path is also scanned for libraries
+ *
+ * If more than one library has the same name, only the last one will be
+ * accessible.
+ */
+class PMLibraryManager 
+{
+
+public:
+   /**
+    * Destructor
+    */
+   ~PMLibraryManager( );
+   /**
+    * Returns the manager instance (singleton)
+    */
+   static PMLibraryManager* theManager( );
+
+   /**
+    * Returns the list of available libraries
+    */
+   QValueList<QString> availableLibraries( );
+
+   /**
+    * Returns the handle for the indicated library
+    */
+   PMLibraryHandle* getLibraryHandle( const QString& libraryName );
+
+   /**
+    * Refreshes the list of libraries.
+    * WARNING: This function invalidates all previously given PMLibraryHandle pointers
+    */
+   void refresh( );
+   
+   void saveConfig( KConfig* cfg );
+   void restoreConfig( KConfig* cfg );
+
+private:
+   
+   /**
+    * Constructor
+    */
+   PMLibraryManager( );
+
+   void scanLibraries( );
+
+   QPtrList< PMLibraryHandle > m_libraries;
+
+   static PMLibraryManager* s_pInstance;
+   static KStaticDeleter<PMLibraryManager> s_staticDeleter;   
+};
+
+#endif