analyzer: merge valgrind based tool plugins

It is hard to imagine there is a real use case that someone wants one but
absolutely not the other.

Change-Id: I58bb57912f2edeacf2d5a24e3b2eb5a81262eabd
Reviewed-on: http://codereview.qt.nokia.com/66
Reviewed-by: Qt Sanity Bot <qt_sanity_bot@ovi.com>
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@nokia.com>

src/plugins/valgrind/callgrindcostdelegate.h

@@ -0,0 +1,75 @@
+/**************************************************************************
+**
+** This file is part of Qt Creator
+**
+** Copyright (c) 2011 Nokia Corporation and/or its subsidiary(-ies).
+**
+** Contact: Nokia Corporation (info@qt.nokia.com)
+**
+**
+** GNU Lesser General Public License Usage
+**
+** 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.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights. These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** Other Usage
+**
+** Alternatively, this file may be used in accordance with the terms and
+** conditions contained in a signed written agreement between you and Nokia.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at info@qt.nokia.com.
+**
+**************************************************************************/
+
+#ifndef CALLGRINDCOSTDELEGATE_H
+#define CALLGRINDCOSTDELEGATE_H
+
+#include <QtGui/QStyledItemDelegate>
+
+namespace Valgrind {
+namespace Internal {
+
+class CostDelegate : public QStyledItemDelegate
+{
+public:
+    explicit CostDelegate(QObject *parent = 0);
+    virtual ~CostDelegate();
+
+    virtual void paint(QPainter *painter, const QStyleOptionViewItem &option,
+                       const QModelIndex &index) const;
+    virtual QSize sizeHint(const QStyleOptionViewItem &option, const QModelIndex &index) const;
+
+    void setModel(QAbstractItemModel *model);
+
+    enum CostFormat {
+        /// show absolute numbers
+        FormatAbsolute,
+        /// show percentages relative to the total inclusive cost
+        FormatRelative,
+        /// show percentages relative to the parent cost
+        FormatRelativeToParent
+    };
+
+    void setFormat(CostFormat format);
+    CostFormat format() const;
+
+private:
+    class Private;
+    Private *d;
+};
+
+} // namespace Internal
+} // namespace Valgrind
+
+Q_DECLARE_METATYPE(Valgrind::Internal::CostDelegate::CostFormat)
+
+#endif // CALLGRINDCOSTDELEGATE_H