/*
  scriptenginedebuggerwidget.cpp

  This file is part of GammaRay, the Qt application inspection and
  manipulation tool.

  Copyright (C) 2010-2017 Klarälvdalens Datakonsult AB, a KDAB Group company, info@kdab.com
  Author: Volker Krause <volker.krause@kdab.com>

  Licensees holding valid commercial KDAB GammaRay licenses may use this file in
  accordance with GammaRay Commercial License Agreement provided with the Software.

  Contact info@kdab.com if any conditions of this licensing are not clear to you.

  This program is free software; you can redistribute it and/or modify
  it under the terms of the GNU General Public License as published by
  the Free Software Foundation, either version 2 of the License, or
  (at your option) any later version.

  This program is distributed in the hope that it will be useful,
  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  GNU General Public License for more details.

  You should have received a copy of the GNU General Public License
  along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

#include "scriptenginedebuggerwidget.h"
#include "ui_scriptenginedebuggerwidget.h"

#include <common/objectmodel.h>
#include <common/objectbroker.h>

#include <QScriptEngine>
#include <QScriptEngineDebugger>
#include <QDebug>
#include <QMainWindow>
#include <QtPlugin>

using namespace GammaRay;

///NOTE: for crashes related to script engine debugger on shutdown, see:
///      https://bugreports.qt.nokia.com/browse/QTBUG-21548
///      Also it seems that we get another crash when the interrupt action
///      was triggered and we close the mainwindow.

ScriptEngineDebuggerWidget::ScriptEngineDebuggerWidget(QWidget *parent)
    : QWidget(parent)
    , ui(new Ui::ScriptEngineDebuggerWidget)
    , m_stateManager(this)
    , debugger(new QScriptEngineDebugger(this))
{
    ui->setupUi(this);
    ui->scriptEngineComboBox->setModel(ObjectBroker::model(QStringLiteral(
                                                               "com.kdab.GammaRay.ScriptEngines")));
    connect(ui->scriptEngineComboBox, SIGNAL(activated(int)), SLOT(scriptEngineSelected(int)));

    ui->verticalLayout_10->addWidget(debugger->standardWindow());

    if (ui->scriptEngineComboBox->count())
        scriptEngineSelected(0);
}

ScriptEngineDebuggerWidget::~ScriptEngineDebuggerWidget()
{
    debugger->detach();
}

void ScriptEngineDebuggerWidget::scriptEngineSelected(int index)
{
    QObject *obj
        = ui->scriptEngineComboBox->itemData(index, ObjectModel::ObjectRole).value<QObject *>();
    QScriptEngine *engine = qobject_cast<QScriptEngine *>(obj);
    if (engine) {
        debugger->attachTo(engine);
// FIXME: if we'd do that, we'd get crashes on shutdown.
// debugger->action(QScriptEngineDebugger::InterruptAction)->trigger();
    }
}

#if QT_VERSION < QT_VERSION_CHECK(5, 0, 0)
Q_EXPORT_PLUGIN(ScriptEngineDebuggerUiFactory)
#endif
