/****************************************************************************
**
** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of Qt Creator.
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia.  For licensing terms and
** conditions see http://qt.digia.com/licensing.  For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** 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.
**
** In addition, as a special exception, Digia gives you certain additional
** rights.  These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
****************************************************************************/

#include "callgrindcostview.h"

#include "callgrindnamedelegate.h"

#include <valgrind/callgrind/callgrindabstractmodel.h>
#include <valgrind/callgrind/callgrinddatamodel.h>
#include <valgrind/callgrind/callgrindfunction.h>
#include <valgrind/callgrind/callgrindcallmodel.h>

#include <QAbstractProxyModel>
#include <QContextMenuEvent>
#include <QMenu>
#include <QDebug>

using namespace Valgrind::Callgrind;

namespace Valgrind {
namespace Internal {

CostView::CostView(QWidget *parent)
    : Utils::BaseTreeView(parent)
    , m_costDelegate(new CostDelegate(this))
    , m_nameDelegate(new NameDelegate(this))
{
    setSelectionMode(QAbstractItemView::ExtendedSelection);
    setSelectionBehavior(QAbstractItemView::SelectRows);
    setVerticalScrollMode(QAbstractItemView::ScrollPerPixel);
    setHorizontalScrollMode(QAbstractItemView::ScrollPerPixel);
    setUniformRowHeights(true);
    setAutoScroll(false);
    setSortingEnabled(true);
    setRootIsDecorated(false);
}

CostView::~CostView()
{
}

void CostView::setModel(QAbstractItemModel *model)
{
    QTreeView::setModel(model);

    forever {
        QAbstractProxyModel *proxy = qobject_cast<QAbstractProxyModel *>(model);
        if (!proxy)
            break;
        model = proxy->sourceModel();
    }

    setItemDelegate(new QStyledItemDelegate(this));

    if (qobject_cast<CallModel *>(model)) {
        setItemDelegateForColumn(CallModel::CalleeColumn, m_nameDelegate);
        setItemDelegateForColumn(CallModel::CallerColumn, m_nameDelegate);
        setItemDelegateForColumn(CallModel::CostColumn, m_costDelegate);
    } else if (qobject_cast<DataModel *>(model)) {
        setItemDelegateForColumn(DataModel::InclusiveCostColumn, m_costDelegate);
        setItemDelegateForColumn(DataModel::NameColumn, m_nameDelegate);
        setItemDelegateForColumn(DataModel::SelfCostColumn, m_costDelegate);
    }

    m_costDelegate->setModel(model);
}

void CostView::setCostFormat(CostDelegate::CostFormat format)
{
    m_costDelegate->setFormat(format);
    viewport()->update();
}

CostDelegate::CostFormat CostView::costFormat() const
{
    return m_costDelegate->format();
}

void CostView::contextMenuEvent(QContextMenuEvent *ev)
{
    QMenu menu;
    addBaseContextActions(&menu);
    QAction *act = menu.exec(ev->globalPos());
    handleBaseContextAction(act);
}

} // namespace Internal
} // namespace Valgrind