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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 Qt Creator.
**
** 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.
**
****************************************************************************/

import QtQuick 1.0
import "custom" as Components

ScrollArea {
    id:area
    color: "white"
    width: 280
    height: 120
    contentWidth: 200

    property alias text: edit.text
    property alias wrapMode: edit.wrapMode
    property alias readOnly: edit.readOnly

    highlightOnFocus: true
    property int documentMargins: 4
    frame: true

    Item {
        anchors.left: parent.left
        anchors.top: parent.top
        height: edit.height - 8
        anchors.margins: documentMargins

        TextEdit {
            id: edit
            text: loremIpsum + loremIpsum;
            wrapMode: TextEdit.WordWrap;
            width: area.contentWidth
            selectByMouse: true
            readOnly: false
            focus: true

            // keep textcursor within scrollarea
            onCursorPositionChanged: {
                if (cursorRectangle.y >= area.contentY + area.height - 1.5*cursorRectangle.height)
                    area.contentY = cursorRectangle.y - area.height + 1.5*cursorRectangle.height
                else if (cursorRectangle.y < area.contentY)
                    area.contentY = cursorRectangle.y
            }
        }
    }

    Keys.onPressed: {
        if (event.key == Qt.Key_PageUp) {
            verticalValue = verticalValue - area.height
        } else if (event.key == Qt.Key_PageDown)
            verticalValue = verticalValue + area.height
   }
}