4 files changed, 17 insertions, 0 deletions
diff --git a/vcl/inc/qt5/Qt5Data.hxx b/vcl/inc/qt5/Qt5Data.hxx
index 631e66f31f3a..ef537d0c040f 100644
--- a/vcl/inc/qt5/Qt5Data.hxx
+++ b/vcl/inc/qt5/Qt5Data.hxx
@@ -40,6 +40,8 @@ public:
     virtual bool ErrorTrapPop(bool bIgnoreError = true) override;
 
     QCursor& getCursor(PointerStyle ePointerStyle);
+
+    static bool noNativeControls();
 };
 
 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/inc/qt5/Qt5Graphics.hxx b/vcl/inc/qt5/Qt5Graphics.hxx
index 4a9ff20c137d..88382a0c11f3 100644
--- a/vcl/inc/qt5/Qt5Graphics.hxx
+++ b/vcl/inc/qt5/Qt5Graphics.hxx
@@ -27,6 +27,7 @@
 #include <QtGui/QPainterPath>
 #include <QtGui/QRegion>
 
+#include "Qt5Data.hxx"
 #include "Qt5Graphics_Controls.hxx"
 
 class PhysicalFontCollection;
@@ -216,6 +217,8 @@ public:
 
 inline bool Qt5Graphics::IsNativeControlSupported(ControlType nType, ControlPart nPart)
 {
+    if (Qt5Data::noNativeControls())
+        return false;
     return m_aControl.IsNativeControlSupported(nType, nPart);
 }
 
diff --git a/vcl/qt5/Qt5Data.cxx b/vcl/qt5/Qt5Data.cxx
index 1d1d3ece1de7..9a2117f91a55 100644
--- a/vcl/qt5/Qt5Data.cxx
+++ b/vcl/qt5/Qt5Data.cxx
@@ -309,4 +309,13 @@ void Qt5Data::ErrorTrapPush() {}
 
 bool Qt5Data::ErrorTrapPop(bool /*bIgnoreError*/) { return false; }
 
+bool Qt5Data::noNativeControls()
+{
+    static const bool bNoNative
+        = ((nullptr != getenv("SAL_VCL_QT5_NO_NATIVE")) && (nullptr != ImplGetSVData())
+           && (nullptr != ImplGetSVData()->maAppData.mpToolkitName)
+           && ImplGetSVData()->maAppData.mpToolkitName->match("qt5"));
+    return bNoNative;
+}
+
 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/qt5/Qt5Frame.cxx b/vcl/qt5/Qt5Frame.cxx
index 86854c9b3fd8..1a66799d2548 100644
--- a/vcl/qt5/Qt5Frame.cxx
+++ b/vcl/qt5/Qt5Frame.cxx
@@ -483,6 +483,9 @@ static Color toColor(const QColor& rColor)
 
 void Qt5Frame::UpdateSettings(AllSettings& rSettings)
 {
+    if (Qt5Data::noNativeControls())
+        return;
+
     StyleSettings style(rSettings.GetStyleSettings());
 
     // General settings