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90 lines
3.2 KiB
90 lines
3.2 KiB
// Copyright (c) 2014-2018, The Monero Project
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//
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without modification, are
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// permitted provided that the following conditions are met:
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//
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// 1. Redistributions of source code must retain the above copyright notice, this list of
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// conditions and the following disclaimer.
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//
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// 2. Redistributions in binary form must reproduce the above copyright notice, this list
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// of conditions and the following disclaimer in the documentation and/or other
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// materials provided with the distribution.
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//
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// 3. Neither the name of the copyright holder nor the names of its contributors may be
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// used to endorse or promote products derived from this software without specific
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// prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
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// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
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// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
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// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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import QtQuick 2.9
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import "." as MoneroComponents
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Item {
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id: scrollItem
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property var flickable
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property alias scrollColor: scroll.color
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property alias scrollWidth: scroll.width
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property alias scrollRadius: scroll.radius
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width: 15
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z: 1
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function flickableContentYChanged() {
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if(flickable === undefined)
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return
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var t = flickable.height - scroll.height
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scroll.y = (flickable.contentY / (flickable.contentHeight - flickable.height)) * t
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}
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MouseArea {
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id: scrollArea
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anchors.fill: parent
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hoverEnabled: true
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}
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Rectangle {
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id: scroll
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width: 4
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radius: width / 2
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height: {
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var t = (flickable.height * flickable.height) / flickable.contentHeight
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return t < 50 ? 50 : t
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}
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y: 0; x: 0
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color: MoneroComponents.Style.orange
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opacity: flickable.moving || handleArea.pressed || scrollArea.containsMouse ? 0.8 : 0
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visible: flickable.contentHeight > flickable.height
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Behavior on opacity {
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NumberAnimation { duration: 200; easing.type: Easing.InQuad }
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}
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MouseArea {
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id: handleArea
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anchors.fill: parent
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drag.target: scroll
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drag.axis: Drag.YAxis
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drag.minimumY: 0
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drag.maximumY: flickable.height - height
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propagateComposedEvents: true
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onPositionChanged: {
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if(!pressed) return
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var dy = scroll.y / (flickable.height - scroll.height)
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flickable.contentY = (flickable.contentHeight - flickable.height) * dy
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}
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}
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}
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}
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