qt-creator/src/plugins/qmldesigner/components/integration/componentaction.cpp

/**************************************************************************
**
** This file is part of Qt Creator
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** Copyright (c) 2011 Nokia Corporation and/or its subsidiary(-ies).
**
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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
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#include "componentaction.h"

#include <QComboBox>
#include "componentview.h"
#include <QStandardItemModel>
#include <QtDebug>

namespace QmlDesigner {

ComponentAction::ComponentAction(QObject *parent)
  :  QWidgetAction(parent),
     m_componentView(new ComponentView(this))
{
}

void ComponentAction::setModel(Model* model)
{
    if (model == m_componentView->model())
        return;

    blockSignals(true);

    if (model)
        model->attachView(m_componentView.data());
    else if (m_componentView->model())
        m_componentView->model()->detachView(m_componentView.data());

    blockSignals(false);
}

QWidget  *ComponentAction::createWidget(QWidget *parent)
{
    QComboBox *comboBox = new QComboBox(parent);
    comboBox->setModel(m_componentView->standardItemModel());
    connect(comboBox, SIGNAL(currentIndexChanged(int)), SLOT(emitCurrentComponentChanged(int)));

    return comboBox;
}

void ComponentAction::emitCurrentComponentChanged(int index)
{
    emit currentComponentChanged(m_componentView->modelNode(index));
}

} // namespace QmlDesigner