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** Copyright (C) 2015 The Qt Company Ltd.
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** This file is part of the Qt Labs Controls module of the Qt Toolkit.
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import QtQuick 2.6
import QtGraphicalEffects 1.0
import Qt.labs.templates 1.0 as T
import Qt.labs.controls.material 1.0

T.Popup {
    id: control

    implicitWidth: Math.max(background ? background.implicitWidth : 0,
                            contentWidth > 0 ? contentWidth + leftPadding + rightPadding : 0)
    implicitHeight: Math.max(background ? background.implicitHeight : 0,
                             contentWidth > 0 ? contentHeight + topPadding + bottomPadding : 0)

    contentWidth: contentItem.implicitWidth || (contentChildren.length === 1 ? contentChildren[0].implicitWidth : 0)
    contentHeight: contentItem.implicitHeight || (contentChildren.length === 1 ? contentChildren[0].implicitHeight : 0)

    padding: 6

    enter: Transition {
        // grow_fade_in
        NumberAnimation { property: "scale"; from: 0.9; to: 1.0; easing.type: Easing.OutQuint; duration: 220 }
        NumberAnimation { property: "opacity"; from: 0.0; to: 1.0; easing.type: Easing.OutCubic; duration: 150 }
    }

    exit: Transition {
        // shrink_fade_out
        NumberAnimation { property: "scale"; from: 1.0; to: 0.9; easing.type: Easing.OutQuint; duration: 220 }
        NumberAnimation { property: "opacity"; from: 1.0; to: 0.0; easing.type: Easing.OutCubic; duration: 150 }
    }

    contentItem: Item { }

    background: Rectangle {
        radius: 3
        color: control.Material.dialogColor

        layer.enabled: true
        layer.effect: DropShadow {
            verticalOffset: 1
            color: control.Material.dropShadowColor
            samples: 15
            spread: 0.5
        }
    }
}