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authorGatis Paeglis <gatis.paeglis@digia.com>2013-10-03 11:42:16 +0200
committerGatis Paeglis <gatis.paeglis@digia.com>2013-10-08 11:19:52 +0300
commitecd752748fd0385d6b22712663c0e1d1c87921af (patch)
treec5960cbbc4cbd04a695eafbf0ae846adac3c150e /basicsuite/Qt5Everywhere/demos/rssnews/content/ScrollBar.qml
parentdae902e9d22f89a890252633c66fd7ee26636192 (diff)
Add "Qt5 Everywhere" demo to the basicsuite
Change-Id: I677e569a3cf68d3172d7cecde385c285239028b8 Reviewed-by: Eirik Aavitsland <eirik.aavitsland@digia.com>
Diffstat (limited to 'basicsuite/Qt5Everywhere/demos/rssnews/content/ScrollBar.qml')
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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 QtQml module 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.
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+import QtQuick 2.0
+
+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: 0.3 }
+
+ BorderImage {
+ source: "images/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 }
+ }
+}