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/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** 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 The Qt Company. For licensing terms
** and conditions see http://www.qt.io/terms-conditions. For further
** information use the contact form at http://www.qt.io/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 or version 3 as published by the Free
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
** LICENSE.LGPLv3 included in the packaging of this file. Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** As a special exception, The Qt Company gives you certain additional
** rights. These rights are described in The Qt Company 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 "propertylineedit_p.h"

#include <QtGui/QContextMenuEvent>
#include <QtGui/QKeyEvent>
#include <QtGui/QMenu>

QT_BEGIN_NAMESPACE

namespace qdesigner_internal {
    PropertyLineEdit::PropertyLineEdit(QWidget *parent) :
        QLineEdit(parent), m_wantNewLine(false)
    {
    }

    bool PropertyLineEdit::event(QEvent *e)
    {
        // handle 'Select all' here as it is not done in the QLineEdit
        if (e->type() == QEvent::ShortcutOverride && !isReadOnly()) {
            QKeyEvent* ke = static_cast<QKeyEvent*> (e);
            if (ke->modifiers() & Qt::ControlModifier) {
                if(ke->key() == Qt::Key_A) {
                    ke->accept();
                    return true;
                }
            }
        }
        return QLineEdit::event(e);
    }

    void PropertyLineEdit::insertNewLine() {
        insertText(QLatin1String("\\n"));
    }

    void PropertyLineEdit::insertText(const QString &text) {
        // position cursor after new text and grab focus
        const int oldCursorPosition = cursorPosition ();
        insert(text);
        setCursorPosition (oldCursorPosition + text.length());
        setFocus(Qt::OtherFocusReason);
    }

    void PropertyLineEdit::contextMenuEvent(QContextMenuEvent *event) {
        QMenu  *menu = createStandardContextMenu ();

        if (m_wantNewLine) {
            menu->addSeparator();
            QAction* nlAction = menu->addAction(tr("Insert line break"));
            connect(nlAction, SIGNAL(triggered()), this, SLOT(insertNewLine()));
        }

        menu->exec(event->globalPos());
    }
}

QT_END_NAMESPACE