ClassView: Initial implementation

Merge-request: 2167
Reviewed-by: Kai Koehne <kai.koehne@nokia.com>

src/plugins/classview/classviewsymbollocation.h

@@ -0,0 +1,82 @@
+/**************************************************************************
+**
+** This file is part of Qt Creator
+**
+** Copyright (c) 2010 Denis Mingulov.
+**
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** Commercial Usage
+**
+** Licensees holding valid Qt Commercial licenses may use this file in
+** accordance with the Qt Commercial License Agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Nokia.
+**
+** GNU Lesser General Public License Usage
+**
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at http://qt.nokia.com/contact.
+**
+**************************************************************************/
+
+#ifndef CLASSVIEWSYMBOLLOCATION_H
+#define CLASSVIEWSYMBOLLOCATION_H
+
+#include <QtCore/QMetaType>
+#include <QtCore/QString>
+
+namespace ClassView {
+namespace Internal {
+
+/*!
+   \class SymbolLocation
+   \brief Special struct to store information about symbol location (to find which exactly location
+   has to be open when the user clicks on any tree item. It might be used in QSet/QHash.
+ */
+class SymbolLocation
+{
+public:
+    //! Default constructor
+    SymbolLocation();
+
+    //! Constructor
+    SymbolLocation(QString file, int lineNumber = 0, int columnNumber = 0);
+
+    inline const QString &fileName() const { return m_fileName; }
+    inline int line() const { return m_line; }
+    inline int column() const { return m_column; }
+    inline int hash() const { return m_hash; }
+
+private:
+    QString m_fileName; //!< file name
+    int m_line;         //!< line number
+    int m_column;       //!< column
+    int m_hash;         //!< precalculated hash value for the object, to speed up qHash
+};
+
+} // namespace Internal
+} // namespace ClassView
+
+inline bool operator==(const ClassView::Internal::SymbolLocation &a,
+                       const ClassView::Internal::SymbolLocation &b)
+{
+    return a.line() == b.line() && a.column() == b.column() && a.fileName() == b.fileName();
+}
+
+//! qHash overload for QHash/QSet
+inline uint qHash(const ClassView::Internal::SymbolLocation &location)
+{
+    return location.hash();
+}
+
+Q_DECLARE_METATYPE(ClassView::Internal::SymbolLocation)
+
+#endif // CLASSVIEWSYMBOLLOCATION_H