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/****************************************************************************
**
** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the Qt Designer of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** 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.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "scriptdialog_p.h"
#include "qscripthighlighter_p.h"
#include <abstractdialoggui_p.h>
#include <QtGui/QTextEdit>
#include <QtGui/QVBoxLayout>
#include <QtGui/QHBoxLayout>
#include <QtGui/QDialogButtonBox>
#include <QtGui/QMessageBox>
#ifdef QT_SCRIPT_LIB
#include <QtScript/QScriptEngine>
#endif
QT_BEGIN_NAMESPACE
namespace qdesigner_internal {
// ScriptDialog
ScriptDialog::ScriptDialog(QDesignerDialogGuiInterface *m_dialogGui, QWidget *parent) :
QDialog(parent),
m_dialogGui(m_dialogGui),
m_textEdit(new QTextEdit)
{
setWindowTitle(tr("Edit script"));
setModal(true);
QVBoxLayout *vboxLayout = new QVBoxLayout(this);
const QString textHelp = tr("\
<html>Enter a Qt Script snippet to be executed while loading the form.<br>\
The widget and its children are accessible via the \
variables <i>widget</i> and <i>childWidgets</i>, respectively.");
m_textEdit->setToolTip(textHelp);
m_textEdit->setWhatsThis(textHelp);
m_textEdit->setMinimumSize(QSize(600, 400));
vboxLayout->addWidget(m_textEdit);
new QScriptHighlighter(m_textEdit->document());
// button box
QDialogButtonBox *buttonBox = new QDialogButtonBox(QDialogButtonBox::Ok|QDialogButtonBox::Cancel);
connect(buttonBox , SIGNAL(rejected()), this, SLOT(reject()));
connect(buttonBox , SIGNAL(accepted()), this, SLOT(slotAccept()));
vboxLayout->addWidget(buttonBox);
}
bool ScriptDialog::editScript(QString &script)
{
m_textEdit->setText(script);
if (exec() != Accepted)
return false;
script = trimmedScript();
return true;
}
void ScriptDialog::slotAccept()
{
if (checkScript())
accept();
}
QString ScriptDialog::trimmedScript() const
{
// Ensure a single newline
QString rc = m_textEdit->toPlainText().trimmed();
if (!rc.isEmpty())
rc += QLatin1Char('\n');
return rc;
}
bool ScriptDialog::checkScript()
{
const QString script = trimmedScript();
if (script.isEmpty())
return true;
#ifdef QT_SCRIPT_LIB
QScriptEngine scriptEngine;
if (scriptEngine.canEvaluate(script))
return true;
m_dialogGui->message(this, QDesignerDialogGuiInterface::ScriptDialogMessage, QMessageBox::Warning,
windowTitle(), tr("Syntax error"), QMessageBox::Ok);
return false;
#else
return true;
#endif
}
} // namespace qdesigner_internal
QT_END_NAMESPACE
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