QtQuick TextInput和TextEdit无法设置输入焦点问题

import QtQuick 2.0
import QtQuick.Controls 2.5

Rectangle {
    radius: 10
    border.color: "#1B7D3D"
    border.width: 1
    property int fontSize: 9
    property string boxText: ""
    property color tipColor: "#919B94"
    signal textChanged()

    TextInput{
        id: editBox
        activeFocusOnPress: true//注意这个属性
        anchors.fill: parent
        anchors.leftMargin: 20
        horizontalAlignment: TextInput.AlignLeft
        verticalAlignment: TextInput.AlignVCenter
        font.pixelSize: fontSize
        //font.family: robotoRegular.name
        echoMode: TextInput.Password
        text: boxText
        onTextChanged: {
            parent.textChanged()
        }
    }

    Text{
        id: tips
        anchors.fill: parent
        horizontalAlignment: TextInput.AlignLeft
        verticalAlignment: TextInput.AlignVCenter
        font.pixelSize: fontSize
        color: tipColor
        text: "Password"
    }
    MouseArea{
        anchors.fill: parent
        enabled: true
        onPressed: {
            enabled = false
            tips.visible = false
            //editBox.focus = true 这里这么设置在部分情况下是没有生效的，按下面的设置方式
            editBox.forceActiveFocus(Qt.MouseFocusReason)
        }
    }
    Button{
        anchors.right: parent.right
        anchors.verticalCenter: parent.verticalCenter
        width: 35
        height:23
        background: Image{
            id: bgImage
            source: "qrc:/viewIcon.svg"
        }
        onClicked: {
            if(editBox.echoMode == TextInput.Password)
            {
                editBox.echoMode = TextInput.Normal
                bgImage.source = "qrc:/viewIcon1.svg"
            }

            else{
                editBox.echoMode = TextInput.Password
                bgImage.source = "qrc:/viewIcon.svg"
            }
        }

    }
}