Slider.qml Example File | Qt Quick 5.12.11

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- Slider.qml Example File
- Qt 5.12.11 Reference Documentation

# Slider.qml Example File

quick-accessibility/content/Slider.qml

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     import QtQuick 2.0

     // Minimal slider implementation
     Rectangle {
         id: slider

         property alias text: buttonText.text
         Accessible.role: Accessible.Slider

         property int value: 5         // required
         property int minimumValue: 0  // optional (default INT_MIN)
         property int maximumValue: 20 // optional (default INT_MAX)
         property int stepSize: 1      // optional (default 1)

         width: 100
         height: 30
         border.color: "black"
         border.width: 1

         Rectangle {
             id: indicator
             x: 1
             y: 1
             height: parent.height - 2
             width: ((parent.width - 2) / maximumValue) * value
             color: "lightgrey"
             Behavior on width {
                 NumberAnimation { duration: 50 }
             }
         }

         Text {
             id: buttonText
             text: parent.value
             anchors.centerIn: parent
             font.pixelSize: parent.height * .5
         }

         MouseArea {
             anchors.fill: parent
             onClicked: {
                 var pos = mouse.x / slider.width * (maximumValue - minimumValue) + minimumValue
                 slider.value = pos
             }
         }

         Keys.onLeftPressed: value > minimumValue ? value = value - stepSize : minimumValue
         Keys.onRightPressed: value < maximumValue ? value = value + stepSize : maximumValue
     }