QML KeyForwardTo

import QtQuick 2.0

import QtQuick.Controls 1.1

Rectangle {

    width: 320;

    height: 480;

    color: "gray";

    focus: true;

    Keys.enabled: true;

    Keys.onEscapePressed: {

        Qt.quit();

    }

    Keys.forwardTo: [moveText, moveText1];  // 将不处理的按键，传递到第二个控件

    Text {

        id: moveText;

        x: 20;

        y: 20;

        width: 200;

        height: 30;

        text: "Moving Text";

        color: "blue";

        //focus: true;

        font { bold: true; pixelSize: 24;}

        Keys.enabled: true;

        Keys.onPressed: {

            switch(event.key){

            case Qt.Key_Left:

                x -= 10;

                break;

            case Qt.Key_Right:

                x += 10;

                break;

            default:

                return;

            }

            event.accepted = true;

        }

    }

    Text {

        id: moveText1;

        x: 20;

        y: 20;

        width: 200;

        height: 30;

        text: "Moving Text";

        color: "blue";

        //focus: true;

        font { bold: true; pixelSize: 24;}

        Keys.enabled: true;

        Keys.onPressed: {

            switch(event.key){

            case Qt.Key_Down:

                y += 10;

                break;

            case Qt.Key_Up:

                y -= 10;

                break;

            default:

                return;

            }

            event.accepted = true;

        }

    }

}