1 files changed, 107 insertions, 0 deletions
diff --git a/shared/proparser/procommandmanager.h b/shared/proparser/procommandmanager.h
new file mode 100644
index 0000000000..717bf1fcef
--- /dev/null
+++ b/shared/proparser/procommandmanager.h
@@ -0,0 +1,107 @@
+/***************************************************************************
+**
+** This file is part of Qt Creator
+**
+** Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies).
+**
+** Contact:  Qt Software Information (qt-info@nokia.com)
+**
+** 
+** Non-Open Source Usage  
+** 
+** Licensees may use this file in accordance with the Qt Beta Version
+** License Agreement, Agreement version 2.2 provided with the Software or,
+** alternatively, in accordance with the terms contained in a written
+** agreement between you and Nokia.  
+** 
+** GNU General Public License Usage 
+** 
+** Alternatively, this file may be used under the terms of the GNU General
+** Public License versions 2.0 or 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the packaging
+** of this file.  Please review the following information to ensure GNU
+** General Public Licensing requirements will be met:
+**
+** http://www.fsf.org/licensing/licenses/info/GPLv2.html and
+** http://www.gnu.org/copyleft/gpl.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights. These rights are described in the Nokia Qt GPL Exception version
+** 1.2, included in the file GPL_EXCEPTION.txt in this package.  
+** 
+***************************************************************************/
+#ifndef PROCOMMANDMANAGER_H
+#define PROCOMMANDMANAGER_H
+
+#include "namespace_global.h"
+
+#include <QtCore/QModelIndex>
+
+QT_FORWARD_DECLARE_CLASS(ProItem)
+
+namespace Qt4ProjectManager {
+namespace Internal {
+    
+class ProCommand {
+public:
+    virtual ~ProCommand() {}
+    virtual bool redo() = 0;
+    virtual void undo() = 0;
+};
+
+class ProCommandGroup {
+public:
+    ProCommandGroup(const QString &name);
+    ~ProCommandGroup();
+
+    void appendCommand(ProCommand *cmd);
+
+    void undo();
+    void redo();
+
+private:
+    QString m_name;
+    QList<ProCommand *> m_commands;
+};
+
+class ProCommandManager : public QObject
+{
+    Q_OBJECT
+
+public:
+    ProCommandManager(QObject *parent);
+    ~ProCommandManager();
+
+    void beginGroup(const QString &name);
+    void endGroup();
+
+    // excutes the Command and adds it to the open group
+    bool command(ProCommand *cmd);
+
+    bool hasGroup() const;
+    bool isDirty() const;
+
+    void notifySave();
+
+    bool canUndo() const;
+    bool canRedo() const;
+
+public slots:
+    void undo();
+    void redo();
+
+signals:
+    void modified();
+
+private:
+    ProCommandGroup *m_group;
+    QList<ProCommandGroup *> m_groups;
+    
+    int m_pos;
+    ProCommandGroup *m_savepoint;
+};
+
+} //namespace Internal
+} //namespace Qt4ProjectManager
+
+#endif //PROCOMMANDMANAGER_H