diff --git a/cui/source/dialogs/cuigrfflt.cxx b/cui/source/dialogs/cuigrfflt.cxx
index 0a0c9f718dce52062653dcf02d696c6f24f914a4..f489112798c4f3445f00c7599ea50cc1ac1bb4ec 100644
--- a/cui/source/dialogs/cuigrfflt.cxx
+++ b/cui/source/dialogs/cuigrfflt.cxx
@@ -370,42 +370,24 @@ Graphic GraphicFilterMosaic::GetFilteredGraphic( const Graphic& rGraphic,
     return aRet;
 }
 
-
-GraphicFilterSmooth::GraphicFilterSmooth( vcl::Window* pParent, const Graphic& rGraphic, double nRadius)
-    : GraphicFilterDialog(pParent, "SmoothDialog",
-        "cui/ui/smoothdialog.ui", rGraphic)
+GraphicFilterSmooth::GraphicFilterSmooth(weld::Window* pParent, const Graphic& rGraphic, double nRadius)
+    : GraphicFilterDialogController(pParent, "cui/ui/smoothdialog.ui", "SmoothDialog", rGraphic)
+    , mxMtrRadius(m_xBuilder->weld_spin_button("radius"))
 {
-    get(mpMtrRadius, "radius");
-
-    mpMtrRadius->SetValue( nRadius* 10  );
-    mpMtrRadius->SetModifyHdl( LINK(this, GraphicFilterSmooth, EditModifyHdl) );
-    mpMtrRadius->GrabFocus();
+    mxMtrRadius->set_value(nRadius * 10);
+    mxMtrRadius->connect_value_changed(LINK(this, GraphicFilterSmooth, EditModifyHdl));
+    mxMtrRadius->grab_focus();
 }
 
-
-IMPL_LINK_NOARG(GraphicFilterSmooth, EditModifyHdl, Edit&, void)
+IMPL_LINK_NOARG(GraphicFilterSmooth, EditModifyHdl, weld::SpinButton&, void)
 {
     GetModifyHdl().Call(nullptr);
 }
 
-
-GraphicFilterSmooth::~GraphicFilterSmooth()
-{
-    disposeOnce();
-}
-
-
-void GraphicFilterSmooth::dispose()
-{
-    mpMtrRadius.clear();
-    GraphicFilterDialog::dispose();
-}
-
-
 Graphic GraphicFilterSmooth::GetFilteredGraphic( const Graphic& rGraphic, double, double )
 {
     Graphic         aRet;
-    double          nRadius = mpMtrRadius->GetValue() / 10.0;
+    double          nRadius = mxMtrRadius->get_value() / 10.0;
 
     if( rGraphic.IsAnimated() )
     {
diff --git a/cui/source/factory/dlgfact.cxx b/cui/source/factory/dlgfact.cxx
index d8240ce678e9058dd0a9b5a479f24e1c3d2f7b09..c6cc366e97a1163bb5a2b7f5b7de05cd710923ab 100644
--- a/cui/source/factory/dlgfact.cxx
+++ b/cui/source/factory/dlgfact.cxx
@@ -1297,11 +1297,10 @@ VclPtr<AbstractGraphicFilterDialog> AbstractDialogFactory_Impl::CreateGraphicFil
     return VclPtr<AbstractGraphicFilterDialogController_Impl>::Create(o3tl::make_unique<GraphicFilterSepia>(pParent, rGraphic, 10));
 }
 
-VclPtr<AbstractGraphicFilterDialog> AbstractDialogFactory_Impl::CreateGraphicFilterSmooth(vcl::Window* pParent,
+VclPtr<AbstractGraphicFilterDialog> AbstractDialogFactory_Impl::CreateGraphicFilterSmooth(weld::Window* pParent,
                                             const Graphic& rGraphic, double nRadius)
 {
-    VclPtrInstance<GraphicFilterSmooth> pDlg( pParent, rGraphic, nRadius );
-    return VclPtr<AbstractGraphicFilterDialog_Impl>::Create( pDlg );
+    return VclPtr<AbstractGraphicFilterDialogController_Impl>::Create(o3tl::make_unique<GraphicFilterSmooth>(pParent, rGraphic, nRadius));
 }
 
 VclPtr<AbstractGraphicFilterDialog> AbstractDialogFactory_Impl::CreateGraphicFilterSolarize(weld::Window* pParent,
diff --git a/cui/source/factory/dlgfact.hxx b/cui/source/factory/dlgfact.hxx
index 753b12bd150de2fa1d3539fc1d2ad73ae83648c1..59b9dd574de8a7a4ed090479b5645574c756b883 100644
--- a/cui/source/factory/dlgfact.hxx
+++ b/cui/source/factory/dlgfact.hxx
@@ -759,7 +759,7 @@ public:
                                                 const Graphic& rGraphic) override;
     virtual VclPtr<AbstractGraphicFilterDialog>   CreateGraphicFilterSepia(weld::Window* pParent,
                                                 const Graphic& rGraphic) override;
-    virtual VclPtr<AbstractGraphicFilterDialog>   CreateGraphicFilterSmooth (vcl::Window* pParent,
+    virtual VclPtr<AbstractGraphicFilterDialog>   CreateGraphicFilterSmooth(weld::Window* pParent,
                                                 const Graphic& rGraphic, double nRadius) override;
     virtual VclPtr<AbstractGraphicFilterDialog>  CreateGraphicFilterSolarize(weld::Window* pParent,
                                                 const Graphic& rGraphic) override;
diff --git a/cui/source/inc/cuigrfflt.hxx b/cui/source/inc/cuigrfflt.hxx
index c202a189a95c7cc3c01cfdf1caf2b24c18dfd363..48ee3f3b25de7513db345b6e2b8dedfa24a61b7e 100644
--- a/cui/source/inc/cuigrfflt.hxx
+++ b/cui/source/inc/cuigrfflt.hxx
@@ -151,18 +151,15 @@ public:
     virtual Graphic GetFilteredGraphic(const Graphic& rGraphic, double fScaleX, double fScaleY) = 0;
 };
 
-class GraphicFilterSmooth : public GraphicFilterDialog
+class GraphicFilterSmooth : public GraphicFilterDialogController
 {
 private:
-    VclPtr<NumericField>   mpMtrRadius;
-    DECL_LINK(EditModifyHdl, Edit&, void);
+    std::unique_ptr<weld::SpinButton> mxMtrRadius;
+    DECL_LINK(EditModifyHdl, weld::SpinButton&, void);
 
 public:
 
-    GraphicFilterSmooth( vcl::Window* pParent, const Graphic& rGraphic, double nRadius);
-    virtual ~GraphicFilterSmooth() override;
-    virtual void dispose() override;
-
+    GraphicFilterSmooth(weld::Window* pParent, const Graphic& rGraphic, double nRadius);
     virtual Graphic GetFilteredGraphic( const Graphic& rGraphic, double fScaleX, double fScaleY ) override;
 };
 
diff --git a/cui/uiconfig/ui/smoothdialog.ui b/cui/uiconfig/ui/smoothdialog.ui
index 50eef4351c085556120eda72d8cab320956d0f35..c96e76821ddf584f53a099d7b1b0faffd518028d 100644
--- a/cui/uiconfig/ui/smoothdialog.ui
+++ b/cui/uiconfig/ui/smoothdialog.ui
@@ -1,8 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<!-- Generated with glade 3.18.3 -->
+<!-- Generated with glade 3.22.1 -->
 <interface domain="cui">
   <requires lib="gtk+" version="3.18"/>
-  <requires lib="LibreOffice" version="1.0"/>
   <object class="GtkAdjustment" id="adjustment1">
     <property name="lower">0.10000000000000001</property>
     <property name="upper">100</property>
@@ -15,7 +14,13 @@
     <property name="border_width">6</property>
     <property name="title" translatable="yes" context="smoothdialog|SmoothDialog">Smooth</property>
     <property name="resizable">False</property>
+    <property name="modal">True</property>
+    <property name="default_width">0</property>
+    <property name="default_height">0</property>
     <property name="type_hint">dialog</property>
+    <child>
+      <placeholder/>
+    </child>
     <child internal-child="vbox">
       <object class="GtkBox" id="dialog-vbox1">
         <property name="can_focus">False</property>
@@ -102,11 +107,28 @@
                     <property name="vexpand">True</property>
                     <property name="column_spacing">24</property>
                     <child>
-                      <object class="cuilo-GraphicPreviewWindow" id="preview">
+                      <object class="GtkScrolledWindow">
                         <property name="visible">True</property>
                         <property name="can_focus">False</property>
                         <property name="hexpand">True</property>
                         <property name="vexpand">True</property>
+                        <property name="hscrollbar_policy">never</property>
+                        <property name="vscrollbar_policy">never</property>
+                        <property name="shadow_type">in</property>
+                        <child>
+                          <object class="GtkViewport">
+                            <property name="visible">True</property>
+                            <property name="can_focus">False</property>
+                            <child>
+                              <object class="GtkDrawingArea" id="preview">
+                                <property name="visible">True</property>
+                                <property name="can_focus">False</property>
+                                <property name="hexpand">True</property>
+                                <property name="vexpand">True</property>
+                              </object>
+                            </child>
+                          </object>
+                        </child>
                       </object>
                       <packing>
                         <property name="left_attach">1</property>
@@ -134,10 +156,10 @@
                           <object class="GtkLabel" id="label2">
                             <property name="visible">True</property>
                             <property name="can_focus">False</property>
-                            <property name="xalign">0</property>
                             <property name="label" translatable="yes" context="smoothdialog|label2">_Smooth radius:</property>
                             <property name="use_underline">True</property>
                             <property name="mnemonic_widget">radius</property>
+                            <property name="xalign">0</property>
                           </object>
                           <packing>
                             <property name="left_attach">0</property>
diff --git a/include/svx/svxdlg.hxx b/include/svx/svxdlg.hxx
index d1f5c330326348156c2ed9833ca16e0314a5b251..fd36c0297688733359c1373c3e6353370da82255 100644
--- a/include/svx/svxdlg.hxx
+++ b/include/svx/svxdlg.hxx
@@ -418,7 +418,7 @@ public:
                                                 const Graphic& rGraphic)=0;
     virtual VclPtr<AbstractGraphicFilterDialog>   CreateGraphicFilterSepia(weld::Window* pParent,
                                                 const Graphic& rGraphic)=0;
-    virtual VclPtr<AbstractGraphicFilterDialog>   CreateGraphicFilterSmooth (vcl::Window* pParent,
+    virtual VclPtr<AbstractGraphicFilterDialog>   CreateGraphicFilterSmooth(weld::Window* pParent,
                                                 const Graphic& rGraphic,
                                                 double nRadius)=0;
     virtual VclPtr<AbstractGraphicFilterDialog>   CreateGraphicFilterSolarize(weld::Window* pParent,
diff --git a/svx/source/dialog/grfflt.cxx b/svx/source/dialog/grfflt.cxx
index 3983bc8be4e51aec0b10c2d6002a389dd7f90b2a..3e8bf8e093ef528f8026669b5a156e6bbd3d9ebe 100644
--- a/svx/source/dialog/grfflt.cxx
+++ b/svx/source/dialog/grfflt.cxx
@@ -42,7 +42,7 @@ SvxGraphicFilterResult SvxGraphicFilter::ExecuteGrfFilterSlot( SfxRequest const
     {
         SfxViewFrame*   pViewFrame = SfxViewFrame::Current();
         SfxObjectShell* pShell = pViewFrame ? pViewFrame->GetObjectShell() : nullptr;
-        vcl::Window*         pWindow = ( pViewFrame && pViewFrame->GetViewShell() ) ? pViewFrame->GetViewShell()->GetWindow() : nullptr;
+        weld::Window*   pFrameWeld = (pViewFrame && pViewFrame->GetViewShell()) ? pViewFrame->GetViewShell()->GetFrameWeld() : nullptr;
         Graphic         aGraphic;
 
         switch( rReq.GetSlot() )
@@ -75,7 +75,7 @@ SvxGraphicFilterResult SvxGraphicFilter::ExecuteGrfFilterSlot( SfxRequest const
             case SID_GRFFILTER_SMOOTH:
             {
                 SvxAbstractDialogFactory* pFact = SvxAbstractDialogFactory::Create();
-                ScopedVclPtr<AbstractGraphicFilterDialog> aDlg(pFact->CreateGraphicFilterSmooth(pWindow, rGraphic, 0.7));
+                ScopedVclPtr<AbstractGraphicFilterDialog> aDlg(pFact->CreateGraphicFilterSmooth(pFrameWeld, rGraphic, 0.7));
                 if( aDlg->Execute() == RET_OK )
                     aGraphic = aDlg->GetFilteredGraphic( rGraphic, 1.0, 1.0 );
             }
@@ -159,7 +159,7 @@ SvxGraphicFilterResult SvxGraphicFilter::ExecuteGrfFilterSlot( SfxRequest const
             case SID_GRFFILTER_MOSAIC:
             {
                 SvxAbstractDialogFactory* pFact = SvxAbstractDialogFactory::Create();
-                ScopedVclPtr<AbstractGraphicFilterDialog> aDlg(pFact->CreateGraphicFilterMosaic(pWindow ? pWindow->GetFrameWeld() : nullptr, rGraphic));
+                ScopedVclPtr<AbstractGraphicFilterDialog> aDlg(pFact->CreateGraphicFilterMosaic(pFrameWeld, rGraphic));
                 if( aDlg->Execute() == RET_OK )
                     aGraphic = aDlg->GetFilteredGraphic( rGraphic, 1.0, 1.0 );
             }
@@ -168,7 +168,7 @@ SvxGraphicFilterResult SvxGraphicFilter::ExecuteGrfFilterSlot( SfxRequest const
             case SID_GRFFILTER_EMBOSS:
             {
                 SvxAbstractDialogFactory* pFact = SvxAbstractDialogFactory::Create();
-                ScopedVclPtr<AbstractGraphicFilterDialog> aDlg(pFact->CreateGraphicFilterEmboss(pWindow ? pWindow->GetFrameWeld() : nullptr, rGraphic));
+                ScopedVclPtr<AbstractGraphicFilterDialog> aDlg(pFact->CreateGraphicFilterEmboss(pFrameWeld, rGraphic));
                 if( aDlg->Execute() == RET_OK )
                     aGraphic = aDlg->GetFilteredGraphic( rGraphic, 1.0, 1.0 );
             }
@@ -177,7 +177,7 @@ SvxGraphicFilterResult SvxGraphicFilter::ExecuteGrfFilterSlot( SfxRequest const
             case SID_GRFFILTER_POSTER:
             {
                 SvxAbstractDialogFactory* pFact = SvxAbstractDialogFactory::Create();
-                ScopedVclPtr<AbstractGraphicFilterDialog> aDlg(pFact->CreateGraphicFilterPoster(pWindow ? pWindow->GetFrameWeld() : nullptr, rGraphic));
+                ScopedVclPtr<AbstractGraphicFilterDialog> aDlg(pFact->CreateGraphicFilterPoster(pFrameWeld, rGraphic));
                 if( aDlg->Execute() == RET_OK )
                     aGraphic = aDlg->GetFilteredGraphic( rGraphic, 1.0, 1.0 );
             }
@@ -211,7 +211,7 @@ SvxGraphicFilterResult SvxGraphicFilter::ExecuteGrfFilterSlot( SfxRequest const
             case SID_GRFFILTER_SEPIA:
             {
                 SvxAbstractDialogFactory* pFact = SvxAbstractDialogFactory::Create();
-                ScopedVclPtr<AbstractGraphicFilterDialog> aDlg(pFact->CreateGraphicFilterSepia(pWindow ? pWindow->GetFrameWeld() : nullptr, rGraphic));
+                ScopedVclPtr<AbstractGraphicFilterDialog> aDlg(pFact->CreateGraphicFilterSepia(pFrameWeld, rGraphic));
                 if( aDlg->Execute() == RET_OK )
                     aGraphic = aDlg->GetFilteredGraphic( rGraphic, 1.0, 1.0 );
             }
@@ -220,7 +220,7 @@ SvxGraphicFilterResult SvxGraphicFilter::ExecuteGrfFilterSlot( SfxRequest const
             case SID_GRFFILTER_SOLARIZE:
             {
                 SvxAbstractDialogFactory* pFact = SvxAbstractDialogFactory::Create();
-                ScopedVclPtr<AbstractGraphicFilterDialog> aDlg(pFact->CreateGraphicFilterSolarize(pWindow ? pWindow->GetFrameWeld() : nullptr, rGraphic));
+                ScopedVclPtr<AbstractGraphicFilterDialog> aDlg(pFact->CreateGraphicFilterSolarize(pFrameWeld, rGraphic));
                 if( aDlg->Execute() == RET_OK )
                     aGraphic = aDlg->GetFilteredGraphic( rGraphic, 1.0, 1.0 );
             }