[JavaScript知识库]QML界面显示方向修改（应用层）

使用Item元素的rotation属性进行修改。

显示效果如下。

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代码如下：

import QtQuick 2.12
import QtQuick.Window 2.12
import QtQuick.VirtualKeyboard 2.4
import QtQuick.Controls 2.3
import QtWebEngine 1.4


Item {
    width: 800
    height: 480


    Item {
        anchors.centerIn: parent
        id: root

        width: 480
        height: 800

        rotation: 270

        Column {
            anchors.fill: parent

            Row {
                width: parent.width
                height: parent.height * 0.05
                TextField {
                    width: parent.width - button_download.width
                    height: parent.height
                }
                Button {
                    id: button_download

                    width: parent.height
                    height: parent.height

                    text: qsTr("↓")
                }
            }

            TabBar {
                id: tabBar_select

                width: parent.width
                height: parent.height * 0.05

                currentIndex: swipeView_select.currentIndex

                Repeater {
                    model: ["推荐", "必备", "分类", "收藏夹"]
                    TabButton {
                        text: modelData
                    }
                }
            }

            SwipeView {
                id: swipeView_select

                width: parent.width
                height: parent.height * 0.85

                currentIndex: tabBar_select.currentIndex

                Repeater {
                    model: ["#ffdddd", "#ddffdd", "#ddddff", "#ffffff"]
                    Page {
                        background: Rectangle {
                            anchors.fill: parent

                            color: modelData
                        }
                    }
                }
            }

            TabBar {
                id: tabBar_main

                width: parent.width
                height: parent.height * 0.05

                Repeater {
                    model: ["首页", "游戏", "榜单", "软件", "我的"]
                    TabButton {
                        text: modelData
                    }
                }
            }
        }
    }
}