/****************************************************************************

**

** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).

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** This file is part of the QtSCriptTools module of the Qt Toolkit.

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** No Commercial Usage

** This file contains pre-release code and may not be distributed.

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** contained in the Technology Preview License Agreement accompanying

** this package.

**

** GNU Lesser General Public License Usage

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** 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.

**

** If you have questions regarding the use of this file, please contact

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** $QT_END_LICENSE$

**

****************************************************************************/

#include "qscriptdebuggerscriptswidget_p.h"

#include "qscriptdebuggerscriptswidgetinterface_p_p.h"

#include "qscriptdebuggerscriptsmodel_p.h"

#include <QtCore/qdebug.h>

#include <QtGui/qheaderview.h>

#include <QtGui/qtreeview.h>

#include <QtGui/qboxlayout.h>

QT_BEGIN_NAMESPACE

class QScriptDebuggerScriptsWidgetPrivate

    : public QScriptDebuggerScriptsWidgetInterfacePrivate

{

    Q_DECLARE_PUBLIC(QScriptDebuggerScriptsWidget)

public:

    QScriptDebuggerScriptsWidgetPrivate();

    ~QScriptDebuggerScriptsWidgetPrivate();

    // private slots

    void _q_onCurrentChanged(const QModelIndex &index);

    QTreeView *view;

    qint64 currentScriptId;

};

QScriptDebuggerScriptsWidgetPrivate::QScriptDebuggerScriptsWidgetPrivate()

{

    currentScriptId = -1;

}

QScriptDebuggerScriptsWidgetPrivate::~QScriptDebuggerScriptsWidgetPrivate()

{

}

void QScriptDebuggerScriptsWidgetPrivate::_q_onCurrentChanged(const QModelIndex &index)

{

    Q_Q(QScriptDebuggerScriptsWidget);

    if (!index.isValid())

        return;

    qint64 sid = q->scriptsModel()->scriptIdFromIndex(index);

    if (sid != -1) {

        if (currentScriptId != sid) {

            currentScriptId = sid;

            emit q->currentScriptChanged(sid);

        }

    } else {

        qint64 sid = q->scriptsModel()->scriptIdFromIndex(index.parent());

        Q_ASSERT(sid != -1);

        currentScriptId = sid;

        emit q->currentScriptChanged(sid);

        QPair<QString, int> info = q->scriptsModel()->scriptFunctionInfoFromIndex(index);

        emit q->scriptLocationSelected(info.second);

    }

}

QScriptDebuggerScriptsWidget::QScriptDebuggerScriptsWidget(QWidget *parent)

    : QScriptDebuggerScriptsWidgetInterface(*new QScriptDebuggerScriptsWidgetPrivate, parent, 0)

{

    Q_D(QScriptDebuggerScriptsWidget);

    d->view = new QTreeView();

    d->view->setEditTriggers(QAbstractItemView::NoEditTriggers);

//    d->view->setAlternatingRowColors(true);

//    d->view->setRootIsDecorated(false);

    d->view->setSelectionBehavior(QAbstractItemView::SelectRows);

    d->view->header()->hide();

//    d->view->header()->setDefaultAlignment(Qt::AlignLeft);

//    d->view->header()->setResizeMode(QHeaderView::ResizeToContents);

    QVBoxLayout *vbox = new QVBoxLayout(this);

    vbox->setMargin(0);

    vbox->addWidget(d->view);

}

QScriptDebuggerScriptsWidget::~QScriptDebuggerScriptsWidget()

{

}

/*!

  \reimp

*/

QScriptDebuggerScriptsModel *QScriptDebuggerScriptsWidget::scriptsModel() const

{

    Q_D(const QScriptDebuggerScriptsWidget);

    return qobject_cast<QScriptDebuggerScriptsModel*>(d->view->model());

}

/*!

  \reimp

*/

void QScriptDebuggerScriptsWidget::setScriptsModel(QScriptDebuggerScriptsModel *model)

{

    Q_D(QScriptDebuggerScriptsWidget);

    d->view->setModel(model);

    QObject::connect(d->view->selectionModel(), SIGNAL(currentChanged(QModelIndex,QModelIndex)),

                     this, SLOT(_q_onCurrentChanged(QModelIndex)));

}

qint64 QScriptDebuggerScriptsWidget::currentScriptId() const

{

    Q_D(const QScriptDebuggerScriptsWidget);

    return scriptsModel()->scriptIdFromIndex(d->view->currentIndex());

}

void QScriptDebuggerScriptsWidget::setCurrentScript(qint64 id)

{

    Q_D(QScriptDebuggerScriptsWidget);

    d->view->setCurrentIndex(scriptsModel()->indexFromScriptId(id));

}

QT_END_NAMESPACE

#include "moc_qscriptdebuggerscriptswidget_p.cpp"