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Diffstat (limited to 'src/diagramitemregistry.cpp')
-rw-r--r-- | src/diagramitemregistry.cpp | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/src/diagramitemregistry.cpp b/src/diagramitemregistry.cpp new file mode 100644 index 0000000..ebc4f10 --- /dev/null +++ b/src/diagramitemregistry.cpp @@ -0,0 +1,46 @@ +// Copyright (C) 2008 Lukas Lalinsky +// +// 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 <QDebug> +#include "diagramitem.h" +#include "diagramitemregistry.h" + +DiagramItemRegistry *DiagramItemRegistry::m_registry = 0; + +template <class T> DiagramItem *__createItem() { return new T(); } +#define ADD_TYPE(x) m_map[x::staticTypeName()] = &(__createItem<x>); + +DiagramItem * +DiagramItemRegistry::createItem(const QString &typeName) +{ + if (!DiagramItemRegistry::m_registry) + DiagramItemRegistry::m_registry = new DiagramItemRegistry(); + if (!DiagramItemRegistry::m_registry->m_map.contains(typeName)) + return 0; + return DiagramItemRegistry::m_registry->m_map[typeName](); +} + +// ========================================================================= +// ========================================================================= + +#include "databasetable.h" +#include "databaserelationship.h" + +DiagramItemRegistry::DiagramItemRegistry() +{ + ADD_TYPE(DatabaseTable); + ADD_TYPE(DatabaseRelationship); +} |