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import QtQuick 2.0;
Item {
id: scrollbar
width: (handleSize + 2)
visible: (flickable.visibleArea.heightRatio < 1.0)
anchors {
top: flickable.top
right: flickable.right
bottom: flickable.bottom
}
property Flickable flickable
property int handleSize
Item {
id: bar
anchors.fill: parent
Rectangle {
anchors.fill: parent
color: "black"
opacity: 0.5
}
MouseArea {
id: control
anchors.fill: parent
drag {
target: handle
minimumY: 0
maximumY: (bar.height - handle.height)
axis: Drag.YAxis
}
onClicked: {
flickable.contentY = (mouse.y / bar.height * (flickable.contentHeight - flickable.height));
}
}
Item {
id: handle;
height: Math.max(20, (flickable.visibleArea.heightRatio * bar.height))
anchors {
left: parent.left
right: parent.right
}
Rectangle {
id: backHandle
anchors {
fill: parent
margins: 1
}
color: (control.pressed ? "gray" : "white")
}
}
}
Binding {
target: handle
property: "y"
value: (flickable.contentY * control.drag.maximumY / (flickable.contentHeight - flickable.height))
when: (!control.drag.active)
}
Binding {
target: flickable
property: "contentY"
value: (handle.y * (flickable.contentHeight - flickable.height) / control.drag.maximumY)
when: (control.drag.active || control.pressed)
}
}
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