Qt学习历程（二）：QML鼠标悬停事件 光标进入退出某区域（非点击按压信号）

import QtQuick 2.5

import QtQuick.Window 2.2

Window {

    width: 200

    height: 150

    Rectangle {

        id: rect1

        x: 12; y: 12

        width: 76; height: 96

        color: "lightsteelblue"

        MouseArea {

            id: area

            width: parent.width

            height: parent.height

            anchors.fill: parent 

            hoverEnabled: true //默认是false

            onEntered: rect2.visible = !rect2.visible

            onExited: rect2.visible = !rect2.visible

            }

        }

    Rectangle {

        id: rect2

        x: 112; y: 12

        width: 76; height: 96

        border.color: "lightsteelblue"

        border.width: 4

        radius: 8

        }

}