Qt Quick Examples - Window and Screen

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import QtQuick 2.3 import QtQuick.Window 2.10 import "../shared" as Shared Item { id: root width: 400 height: propertyGrid.implicitHeight + 16 function orientationToString(o) { switch (o) { case Qt.PrimaryOrientation: return "primary"; case Qt.PortraitOrientation: return "portrait"; case Qt.LandscapeOrientation: return "landscape"; case Qt.InvertedPortraitOrientation: return "inverted portrait"; case Qt.InvertedLandscapeOrientation: return "inverted landscape"; } return "unknown"; } Grid { id: propertyGrid columns: 2 spacing: 8 x: spacing y: spacing Shared.Label { text: "Screen \"" + Screen.name + "\":" font.bold: true } Item { width: 1; height: 1 } // spacer Shared.Label { text: "manufacturer" } Shared.Label { text: Screen.manufacturer ? Screen.manufacturer : "unknown" } Shared.Label { text: "model" } Shared.Label { text: Screen.model ? Screen.model : "unknown" } Shared.Label { text: "serial number" } Shared.Label { text: Screen.serialNumber ? Screen.serialNumber : "unknown" } Shared.Label { text: "dimensions" } Shared.Label { text: Screen.width + "x" + Screen.height } Shared.Label { text: "pixel density" } Shared.Label { text: Screen.pixelDensity.toFixed(2) + " dots/mm (" + (Screen.pixelDensity * 25.4).toFixed(2) + " dots/inch)" } Shared.Label { text: "logical pixel density" } Shared.Label { text: Screen.logicalPixelDensity.toFixed(2) + " dots/mm (" + (Screen.logicalPixelDensity * 25.4).toFixed(2) + " dots/inch)" } Shared.Label { text: "device pixel ratio" } Shared.Label { text: Screen.devicePixelRatio.toFixed(2) } Shared.Label { text: "available virtual desktop" } Shared.Label { text: Screen.desktopAvailableWidth + "x" + Screen.desktopAvailableHeight } Shared.Label { text: "position in virtual desktop" } Shared.Label { text: Screen.virtualX + ", " + Screen.virtualY } Shared.Label { text: "orientation" } Shared.Label { text: orientationToString(Screen.orientation) + " (" + Screen.orientation + ")" } Shared.Label { text: "primary orientation" } Shared.Label { text: orientationToString(Screen.primaryOrientation) + " (" + Screen.primaryOrientation + ")" } Shared.Label { text: "10mm rectangle" } Rectangle { color: "red" width: Screen.pixelDensity * 10 height: width } } }