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/****************************************************************************
**
** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtDeclarative module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** 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, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
import QtQuick 1.0
Item {
id: container
property variant scrollArea
property variant orientation: Qt.Vertical
opacity: 0
function position()
{
var ny = 0;
if (container.orientation == Qt.Vertical)
ny = scrollArea.visibleArea.yPosition * container.height;
else
ny = scrollArea.visibleArea.xPosition * container.width;
if (ny > 2) return ny; else return 2;
}
function size()
{
var nh, ny;
if (container.orientation == Qt.Vertical)
nh = scrollArea.visibleArea.heightRatio * container.height;
else
nh = scrollArea.visibleArea.widthRatio * container.width;
if (container.orientation == Qt.Vertical)
ny = scrollArea.visibleArea.yPosition * container.height;
else
ny = scrollArea.visibleArea.xPosition * container.width;
if (ny > 3) {
var t;
if (container.orientation == Qt.Vertical)
t = Math.ceil(container.height - 3 - ny);
else
t = Math.ceil(container.width - 3 - ny);
if (nh > t) return t; else return nh;
} else return nh + ny;
}
Rectangle { anchors.fill: parent; color: "Black"; opacity: 0.5 }
BorderImage {
source: "pics/scrollbar.png"
border { left: 1; right: 1; top: 1; bottom: 1 }
x: container.orientation == Qt.Vertical ? 2 : position()
width: container.orientation == Qt.Vertical ? container.width - 4 : size()
y: container.orientation == Qt.Vertical ? position() : 2
height: container.orientation == Qt.Vertical ? size() : container.height - 4
}
states: State {
name: "visible"
when: container.orientation == Qt.Vertical ? scrollArea.movingVertically : scrollArea.movingHorizontally
PropertyChanges { target: container; opacity: 1.0 }
}
transitions: Transition {
from: "visible"; to: ""
NumberAnimation { properties: "opacity"; duration: 600 }
}
}
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