/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the Qt Labs UmlQuick project.
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** $QT_BEGIN_LICENSE:BSD$
** You may use this file under the terms of the BSD license as follows:
**
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** modification, are permitted provided that the following conditions are
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**     notice, this list of conditions and the following disclaimer.
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**     the documentation and/or other materials provided with the
**     distribution.
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**     of its contributors may be used to endorse or promote products derived
**     from this software without specific prior written permission.
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****************************************************************************/
import QtQuick 2.8
import Qt.labs.UmlQuick.Generators 1.0

Rectangle {
    id: root
    color: outerMA.containsMouse ? "lightsteelblue" : "gray"
    width: 100; height: 400
    objectName: "outerRect"

    MessageTrace {
        category: "qt.quick.hover.trace"
        outputPrefix: "hoverSequence-"
//        outputFormat: MessageTrace.QML
    }

    ObjectInstances {
        id: oi
        outputPrefix: "hoverObjects-"
//        outputFormat: ObjectInstances.Graphviz
        root: root
    }
    Component.onCompleted: oi.generate()

    MouseArea {
        id: outerMA
        objectName: "outerMA"
        anchors.fill: parent
        hoverEnabled: true
    }

    Rectangle {
        color: "blue"
        border.color: innerMA.containsMouse ? "white" : "transparent"
        width: 80; height: 80; x: 10; y: 10
        objectName: "innerRect"

        MouseArea {
            id: innerMA
            objectName: "innerMA"
            anchors.fill: parent
//            propagateHoverEvents: true // proposed in https://codereview.qt-project.org/#/c/160688/
            hoverEnabled: true
            onContainsMouseChanged: Qt.quit() // stop after this to avoid an excessive message trace
        }
    }
    Shortcut {
        sequence: StandardKey.Quit
        onActivated: Qt.quit() // control-Q will quit at any time, and write the message trace
    }
}