import QtQuick 2.9
import QtQuick.Window 2.2
import QtQuick.Controls 1.3

ApplicationWindow {
    visible: true
    width: 640
    height: 480
    title: qsTr("Hello World")

    menuBar: MenuBar {
        Menu {
            title: "&File"
            MenuItem {
                text: qsTr("&Dummy")
            }
            MenuItem {
                text: qsTr("&Quit")
                onTriggered: Qt.quit()
            }
        }
    }

    Rectangle {
        id: content
        anchors.fill: parent;
        focus: true

        onActiveFocusChanged: {
            console.log("activeFocus: " + activeFocus);
        }

        property int keyboardModifiers : 0

        Keys.onPressed: {
            console.log( "pressed key: " + event.key );
            keyboardModifiers = event.modifiers;
        }

        Keys.onReleased : {
            keyboardModifiers = event.modifiers;
        }

        function printModifiers( modifiers ) {
            var mods = ''
            if (modifiers & Qt.ShiftModifier)
                mods += "Shift";
            if (modifiers & Qt.ControlModifier)
                mods += " Control";
            if (modifiers & Qt.AltModifier)
                mods += " Alt";
            if (modifiers & Qt.MetaModifier)
                mods += " Meta";
            return mods === '' ? "No modifier" : mods;
        }

        Text {
            text: content.printModifiers( content.keyboardModifiers )
            anchors.centerIn: parent
        }
    }
}