1 files changed, 16 insertions, 1 deletions
diff --git a/src/gui/kernel/qplatformscreen.h b/src/gui/kernel/qplatformscreen.h
index 551cb788c9..b32f9cf97c 100644
--- a/src/gui/kernel/qplatformscreen.h
+++ b/src/gui/kernel/qplatformscreen.h
@@ -82,6 +82,13 @@ public:
         Subpixel_VBGR
     };
 
+    enum PowerState {
+        PowerStateOn,
+        PowerStateStandby,
+        PowerStateSuspend,
+        PowerStateOff
+    };
+
     QPlatformScreen();
     virtual ~QPlatformScreen();
 
@@ -96,6 +103,7 @@ public:
     virtual QSizeF physicalSize() const;
     virtual QDpi logicalDpi() const;
     virtual qreal devicePixelRatio() const;
+    virtual qreal pixelDensity()  const;
 
     virtual qreal refreshRate() const;
 
@@ -105,6 +113,7 @@ public:
 
     virtual QWindow *topLevelAt(const QPoint &point) const;
     virtual QList<QPlatformScreen *> virtualSiblings() const;
+    const QPlatformScreen *screenForPosition(const QPoint &point) const;
 
     QScreen *screen() const;
 
@@ -117,10 +126,16 @@ public:
     virtual QPlatformCursor *cursor() const;
     virtual SubpixelAntialiasingType subpixelAntialiasingTypeHint() const;
 
+    virtual PowerState powerState() const;
+    virtual void setPowerState(PowerState state);
+
     static int angleBetween(Qt::ScreenOrientation a, Qt::ScreenOrientation b);
     static QTransform transformBetween(Qt::ScreenOrientation a, Qt::ScreenOrientation b, const QRect &target);
     static QRect mapBetween(Qt::ScreenOrientation a, Qt::ScreenOrientation b, const QRect &rect);
 
+    // The platform screen's geometry in device independent coordinates
+    QRect deviceIndependentGeometry() const;
+
 protected:
     void resizeMaximizedWindows();
 
@@ -129,7 +144,7 @@ protected:
 private:
     Q_DISABLE_COPY(QPlatformScreen)
 
-    friend class QPlatformIntegration;
+    friend class QScreenPrivate;
 };
 
 QT_END_NAMESPACE