2 files changed, 7 insertions, 1 deletions
diff --git a/src/gui/kernel/qplatformintegration.cpp b/src/gui/kernel/qplatformintegration.cpp
index 3b20d2e7e4..130b479c64 100644
--- a/src/gui/kernel/qplatformintegration.cpp
+++ b/src/gui/kernel/qplatformintegration.cpp
@@ -229,6 +229,11 @@ QPlatformServices *QPlatformIntegration::services() const
     \value ScreenWindowGrabbing The platform supports grabbing window on screen.
     On Wayland, this capability can be reported as \c false. The default implementation
     of hasCapability() returns \c true.
+
+    \value BackingStoreStaticContents The platform backingstore supports static contents.
+    On resize of the backingstore the static contents region is provided, and the backing
+    store is expected to propagate the static content to the resized backing store, without
+    clients needing to repaint the static content region.
  */
 
 /*!
diff --git a/src/gui/kernel/qplatformintegration.h b/src/gui/kernel/qplatformintegration.h
index 71bf23a55c..a18ae821c7 100644
--- a/src/gui/kernel/qplatformintegration.h
+++ b/src/gui/kernel/qplatformintegration.h
@@ -99,7 +99,8 @@ public:
         MaximizeUsingFullscreenGeometry,
         PaintEvents,
         RhiBasedRendering,
-        ScreenWindowGrabbing // whether QScreen::grabWindow() is supported
+        ScreenWindowGrabbing, // whether QScreen::grabWindow() is supported
+        BackingStoreStaticContents
     };
 
     virtual ~QPlatformIntegration() { }