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Diffstat (limited to 'tests/manual/pointer/content/ScrollBar.qml')
-rw-r--r-- | tests/manual/pointer/content/ScrollBar.qml | 147 |
1 files changed, 147 insertions, 0 deletions
diff --git a/tests/manual/pointer/content/ScrollBar.qml b/tests/manual/pointer/content/ScrollBar.qml new file mode 100644 index 0000000000..9928433d1f --- /dev/null +++ b/tests/manual/pointer/content/ScrollBar.qml @@ -0,0 +1,147 @@ +/**************************************************************************** +** +** Copyright (C) 2017 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the manual tests of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:GPL-EXCEPT$ +** 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 https://www.qt.io/terms-conditions. For further +** information use the contact form at https://www.qt.io/contact-us. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3 as published by the Free Software +** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT +** included in the packaging of this file. Please review the following +** information to ensure the GNU General Public License requirements will +** be met: https://www.gnu.org/licenses/gpl-3.0.html. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +import QtQuick 2.12 + +Rectangle { + id: root + property real contentHeight: 100 + property FakeFlickable flick: null + property real position + + onPositionChanged: if (flick && (drag.active || tap.active)) { + if (knob.state === "horizontal") + flick.contentX = position * knob.scrollDistance + else if (knob.state === "vertical") + flick.contentY = position * knob.scrollDistance + } + + SystemPalette { id: palette } + + color: palette.button + border.color: Qt.darker(palette.button, 1.5) + gradient: Gradient { + GradientStop { position: 0; color: Qt.darker(palette.button, 1.3) } + GradientStop { position: 1; color: palette.button } + } + antialiasing: true + radius: Math.min(width, height) / 6 + width: 20 + height: 20 + + TapHandler { + id: tap + onTapped: { + if (knob.state === "horizontal") + knob.x = position.x - knob.width / 2 + else if (knob.state === "vertical") + knob.y = position.y - knob.height / 2 + } + } + + Rectangle { + id: knob + border.color: "black" + border.width: 1 + gradient: Gradient { + GradientStop { position: 0; color: palette.button } + GradientStop { position: 1; color: Qt.darker(palette.button, 1.3) } + } + radius: 2 + antialiasing: true + state: root.height > root.width ? "vertical" : root.height < root.width ? "horizontal" : "" + property real scrollDistance: 0 + property real scrolledX: 0 + property real scrolledY: 0 + property real max: 0 + + Binding on x { + value: knob.scrolledX + when: !drag.active + } + + Binding on y { + value: knob.scrolledY + when: !drag.active + } + + states: [ + // We will control the horizontal. We will control the vertical. + State { + name: "horizontal" + PropertyChanges { + target: knob + max: root.width - knob.width + scrolledX: Math.min(max, Math.max(0, max * flick.contentX / (flick.width - flick.contentWidth))) + scrolledY: 1 + scrollDistance: flick.width - flick.contentWidth + width: flick.width * (flick.width / flick.contentWidth) - (height - anchors.margins) * 2 + height: root.height - 2 + } + PropertyChanges { + target: drag + xAxis.minimum: 0 + xAxis.maximum: knob.max + yAxis.minimum: 1 + yAxis.maximum: 1 + } + PropertyChanges { + target: root + position: knob.x / drag.xAxis.maximum + } + }, + State { + name: "vertical" + PropertyChanges { + target: knob + max: root.height - knob.height + scrolledX: 1 + scrolledY: Math.min(max, Math.max(0, max * flick.contentY / (flick.height - flick.contentHeight))) + scrollDistance: flick.height - flick.contentHeight + width: root.width - 2 + height: root.width - 2 + } + PropertyChanges { + target: drag + xAxis.minimum: 1 + xAxis.maximum: 1 + yAxis.minimum: 0 + yAxis.maximum: knob.max + } + PropertyChanges { + target: root + position: knob.y / drag.yAxis.maximum + } + } + ] + + DragHandler { + id: drag + } + } +} |