qmljspreviewrunner.cpp 2.96 KB
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/****************************************************************************
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**
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** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
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** Contact: http://www.qt-project.org/legal
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**
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** This file is part of Qt Creator.
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**
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** 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.
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**
** GNU Lesser General Public License Usage
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** 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
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
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****************************************************************************/
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#include "qmljspreviewrunner.h"

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#include <utils/environment.h>
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#include <utils/hostosinfo.h>
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#include <utils/qtcprocess.h>
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#include <utils/synchronousprocess.h>

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#include <QMessageBox>
#include <QApplication>
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#include <QDebug>
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namespace QmlJSEditor {
namespace Internal {

QmlJSPreviewRunner::QmlJSPreviewRunner(QObject *parent) :
    QObject(parent)
{
    // prepend creator/bin dir to search path (only useful for special creator-qml package)
    const QString searchPath = QCoreApplication::applicationDirPath()
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                               + Utils::HostOsInfo::pathListSeparator()
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                               + QString::fromLocal8Bit(qgetenv("PATH"));
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    m_qmlViewerDefaultPath = Utils::SynchronousProcess::locateBinary(searchPath, QLatin1String("qmlviewer"));
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    m_applicationLauncher.setEnvironment(Utils::Environment::systemEnvironment());
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}

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bool QmlJSPreviewRunner::isReady() const
{
    return !m_qmlViewerDefaultPath.isEmpty();
}
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void QmlJSPreviewRunner::run(const QString &filename)
{
    QString errorMessage;
    if (!filename.isEmpty()) {
        m_applicationLauncher.start(ProjectExplorer::ApplicationLauncher::Gui, m_qmlViewerDefaultPath,
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                                    Utils::QtcProcess::quoteArg(filename));
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    } else {
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        errorMessage = tr("No file specified.");
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    }

    if (!errorMessage.isEmpty())
        QMessageBox::warning(0, tr("Failed to preview Qt Quick file"),
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                             tr("Could not preview Qt Quick (QML) file. Reason:\n%1").arg(errorMessage));
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}


} // namespace Internal
} // namespace QmlJSEditor