Qt Quick Examples - Window and Screen

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import QtQuick 2.0
import QtQuick.Window 2.3
import "../shared" as Shared

QtObject {
    property real defaultSpacing: 10
    property SystemPalette palette: SystemPalette { }

    property var controlWindow: Window {
        width: col.implicitWidth + defaultSpacing * 2
        height: col.implicitHeight + defaultSpacing * 2
        color: palette.window
        title: "Control Window"
        Column {
            id: col
            anchors.fill: parent
            anchors.margins: defaultSpacing
            spacing: defaultSpacing
            property real cellWidth: col.width / 3 - spacing
            Shared.Label { text: "Control the second window:" }
            Grid {
                id: grid
                columns: 3
                spacing: defaultSpacing
                width: parent.width
                Shared.Button {
                    id: showButton
                    width: col.cellWidth
                    text: testWindow.visible ? "Hide" : "Show"
                    onClicked: testWindow.visible = !testWindow.visible
                }
                Shared.CheckBox {
                    text: "Windowed"
                    height: showButton.height
                    width: col.cellWidth
                    Binding on checked { value: testWindow.visibility === Window.Windowed }
                    onClicked: testWindow.visibility = Window.Windowed
                }
                Shared.CheckBox {
                    height: showButton.height
                    width: col.cellWidth
                    text: "Full Screen"
                    Binding on checked { value: testWindow.visibility === Window.FullScreen }
                    onClicked: testWindow.visibility = Window.FullScreen
                }
                Shared.Button {
                    id: autoButton
                    width: col.cellWidth
                    text: "Automatic"
                    onClicked: testWindow.visibility = Window.AutomaticVisibility
                }
                Shared.CheckBox {
                    height: autoButton.height
                    text: "Minimized"
                    Binding on checked { value: testWindow.visibility === Window.Minimized }
                    onClicked: testWindow.visibility = Window.Minimized
                }
                Shared.CheckBox {
                    height: autoButton.height
                    text: "Maximized"
                    Binding on checked { value: testWindow.visibility === Window.Maximized }
                    onClicked: testWindow.visibility = Window.Maximized
                }
            }
            function visibilityToString(v) {
                switch (v) {
                case Window.Windowed:
                    return "windowed";
                case Window.Minimized:
                    return "minimized";
                case Window.Maximized:
                    return "maximized";
                case Window.FullScreen:
                    return "fullscreen";
                case Window.AutomaticVisibility:
                    return "automatic";
                case Window.Hidden:
                    return "hidden";
                }
                return "unknown";
            }
            Shared.Label {
                id: visibilityLabel
                text: "second window is " + (testWindow.visible ? "visible" : "invisible") +
                      " and has visibility " + parent.visibilityToString(testWindow.visibility)
            }
            Rectangle {
                color: palette.text
                width: parent.width
                height: 1
            }
            CurrentScreen { }
            Rectangle {
                color: palette.text
                width: parent.width
                height: 1
            }
            AllScreens { width: parent.width }
        }
    }

    property var testWindow: Window {
        width: 320
        height: 240
        color: "#215400"
        title: "Test Window with color " + color
        flags: Qt.Window | Qt.WindowFullscreenButtonHint
        Rectangle {
            anchors.fill: parent
            anchors.margins: defaultSpacing
            Shared.Label {
                anchors.centerIn: parent
                text: "Second Window"
            }
            MouseArea {
                anchors.fill: parent
                onClicked: testWindow.color = "#e0c31e"
            }
            Shared.Button {
                anchors.right: parent.right
                anchors.top: parent.top
                anchors.margins: defaultSpacing
                text: testWindow.visibility === Window.FullScreen ? "exit fullscreen" : "go fullscreen"
                width: 150
                onClicked: {
                    if (testWindow.visibility === Window.FullScreen)
                        testWindow.visibility = Window.AutomaticVisibility
                    else
                        testWindow.visibility = Window.FullScreen
                }
            }
            Shared.Button {
                anchors.left: parent.left
                anchors.top: parent.top
                anchors.margins: defaultSpacing
                text: "X"
                width: 30
                onClicked: testWindow.close()
            }
        }
    }

    property var splashWindow: Splash {
        onTimeout: controlWindow.visible = true
    }
}