app/resources/qml/components/FancyButton.qml

import QtQuick 2.9
import QtQuick.Controls 2.4
import QtGraphicalEffects 1.0

Button {
    id: control

    property string image
    property color backgroundColor: appTheme.style.buttonColor
    property real imageScale: 1
    property double glowRadius: 0.001
    property double glowSpread: 0.2
    property bool glowVisible: true
    property double glowScale: 0.75
    property double glowOpacity: Math.pow( control.opacity, 100 )



    //scale: control.pressed ? 0.8:1

    Behavior on scale {
        PropertyAnimation {
            duration: 100
        }
    }

    background: Item {
        id: controlBackgroundContainer

        RectangularGlow {
            id: effect
            glowRadius: control.glowRadius
            spread: control.glowSpread
            color: "black"

            visible: control.glowVisible

            cornerRadius: controlBackground.radius
            anchors.fill: controlBackground
            scale: control.glowScale
            opacity: control.glowOpacity
        }

        Rectangle {
            id:  controlBackground

            anchors.fill: parent

            radius: height * 0.5

            color: control.down ? Qt.darker(control.backgroundColor, 1.2) : control.backgroundColor

            Behavior on color {
                ColorAnimation {
                    duration: 200
                }
            }

            Image {
                id: buttonIcon
                source: control.image

                anchors.centerIn: parent
                height: parent.height * 0.5
                width: height

                mipmap: true

                fillMode: Image.PreserveAspectFit

                scale: control.imageScale
            }
        }
    }

}