diff --git a/basctl/UIConfig_basicide.mk b/basctl/UIConfig_basicide.mk
index 874c1cff4e9c..c87e39c77001 100644
--- a/basctl/UIConfig_basicide.mk
+++ b/basctl/UIConfig_basicide.mk
@@ -40,6 +40,7 @@ $(eval $(call gb_UIConfig_add_uifiles,modules/BasicIDE,\
 	basctl/uiconfig/basicide/ui/defaultlanguage \
 	basctl/uiconfig/basicide/ui/deletelangdialog \
 	basctl/uiconfig/basicide/ui/dialogpage \
+	basctl/uiconfig/basicide/ui/dockingorganizer \
 	basctl/uiconfig/basicide/ui/exportdialog \
 	basctl/uiconfig/basicide/ui/gotolinedialog \
 	basctl/uiconfig/basicide/ui/importlibdialog \
diff --git a/basctl/source/basicide/ObjectCatalog.cxx b/basctl/source/basicide/ObjectCatalog.cxx
index 0a32d327f860..3c06ddb5201e 100644
--- a/basctl/source/basicide/ObjectCatalog.cxx
+++ b/basctl/source/basicide/ObjectCatalog.cxx
@@ -24,40 +24,35 @@
 #include <helpids.h>
 
 #include <vcl/taskpanelist.hxx>
+#include <vcl/svapp.hxx>
+#include <vcl/layout.hxx>
 
 namespace basctl
 {
 ObjectCatalog::ObjectCatalog(vcl::Window* pParent)
-    : DockingWindow(pParent)
-    , aTitle(VclPtr<FixedText>::Create(this))
-    , aTree(VclPtr<TreeListBox>::Create(this, WB_TABSTOP))
+    : DockingWindow(pParent, "DockingWindow", "sfx/ui/dockingwindow.ui")
 {
+    m_xVclContentArea = VclPtr<VclVBox>::Create(this);
+    m_xVclContentArea->Show();
+    m_xBuilder.reset(Application::CreateInterimBuilder(m_xVclContentArea,
+                                                       "modules/BasicIDE/ui/dockingorganizer.ui"));
+    m_xContainer = m_xBuilder->weld_container("DockingOrganizer");
+
+    m_xTitle = m_xBuilder->weld_label("title");
+    m_xTree.reset(new SbTreeListBox(m_xBuilder->weld_tree_view("libraries"), GetFrameWeld()));
+
     SetHelpId("basctl:FloatingWindow:RID_BASICIDE_OBJCAT");
     SetText(IDEResId(RID_BASICIDE_OBJCAT));
 
     // title
-    aTitle->SetText(IDEResId(RID_BASICIDE_OBJCAT));
-    aTitle->SetStyle(WB_CENTER);
+    m_xTitle->set_label(IDEResId(RID_BASICIDE_OBJCAT));
 
     // tree list
-    aTree->Hide();
-    aTree->SetStyle(WB_BORDER | WB_TABSTOP | WB_HSCROLL | WB_HASLINES | WB_HASLINESATROOT
-                    | WB_HASBUTTONS | WB_HASBUTTONSATROOT);
-    aTree->SetAccessibleName(IDEResId(RID_STR_TLB_MACROS));
-    aTree->SetHelpId(HID_BASICIDE_OBJECTCAT);
-    aTree->ScanAllEntries();
-    aTree->GrabFocus();
+    weld::TreeView& rWidget = m_xTree->get_widget();
 
-    {
-        // centered after AppWin:
-        Window const& rParent = *GetParent();
-        Point aPos = rParent.OutputToScreenPixel(Point(0, 0));
-        Size const aParentSize = rParent.GetSizePixel();
-        Size const aSize = GetSizePixel();
-        aPos.AdjustX((aParentSize.Width() - aSize.Width()) / 2);
-        aPos.AdjustY((aParentSize.Height() - aSize.Height()) / 2);
-        SetPosPixel(aPos);
-    }
+    rWidget.set_help_id(HID_BASICIDE_OBJECTCAT);
+    m_xTree->ScanAllEntries();
+    rWidget.grab_focus();
 
     // make object catalog keyboard accessible
     GetParent()->GetSystemWindow()->GetTaskPaneList()->AddWindow(this);
@@ -69,60 +64,22 @@ void ObjectCatalog::dispose()
 {
     if (!IsDisposed())
         GetParent()->GetSystemWindow()->GetTaskPaneList()->RemoveWindow(this);
-    aTitle.disposeAndClear();
-    aTree.disposeAndClear();
+    m_xTitle.reset();
+    m_xTree.reset();
+    m_xContainer.reset();
+    m_xBuilder.reset();
+    m_xVclContentArea.disposeAndClear();
     DockingWindow::dispose();
 }
 
-// Resize() -- called by Window
-void ObjectCatalog::Resize()
-{
-    // arranging the controls
-    ArrangeWindows();
-}
-
 // ToggleFloatingMode() -- called by DockingWindow when IsFloatingMode() changes
 void ObjectCatalog::ToggleFloatingMode()
 {
     // base class version
     DockingWindow::ToggleFloatingMode();
-    // rearranging the controls (title)
-    ArrangeWindows();
-}
 
-// ArrangeWindows() -- arranges the controls to the size of the ObjectCatalog
-void ObjectCatalog::ArrangeWindows()
-{
-    if (!aTitle || !aTree)
-        return;
-
-    Size const aSize = GetOutputSizePixel();
     bool const bFloating = IsFloatingMode();
-
-    // title
-    // (showing only if no title bar)
-    if (bFloating)
-        aTitle->Hide();
-    else
-    {
-        Size aTitleSize = LogicToPixel(Size(3, 10), MapMode(MapUnit::MapAppFont));
-        aTitleSize.setWidth(aSize.Width() - 2 * aTitleSize.Width());
-        aTitle->SetPosPixel(LogicToPixel(Point(3, 3), MapMode(MapUnit::MapAppFont)));
-        aTitle->SetSizePixel(aTitleSize);
-        aTitle->Show();
-    }
-
-    // tree
-    Point const aTreePos = LogicToPixel(Point(3, bFloating ? 3 : 16), MapMode(MapUnit::MapAppFont));
-    long const nMargin = aTreePos.X();
-    Size const aTreeSize(aSize.Width() - 2 * nMargin, aSize.Height() - aTreePos.Y() - nMargin);
-    if (aTreeSize.Height() > 0)
-    {
-        aTree->SetPosSizePixel(aTreePos, aTreeSize);
-        aTree->Show();
-    }
-    else
-        aTree->Hide();
+    m_xTitle->set_visible(!bFloating);
 }
 
 void ObjectCatalog::SetCurrentEntry(BaseWindow* pCurWin)
@@ -130,7 +87,7 @@ void ObjectCatalog::SetCurrentEntry(BaseWindow* pCurWin)
     EntryDescriptor aDescriptor;
     if (pCurWin)
         aDescriptor = pCurWin->CreateEntryDescriptor();
-    aTree->SetCurrentEntry(aDescriptor);
+    m_xTree->SetCurrentEntry(aDescriptor);
 }
 
 } // namespace basctl
diff --git a/basctl/source/basicide/bastypes.cxx b/basctl/source/basicide/bastypes.cxx
index e79452377198..6c54d770ee58 100644
--- a/basctl/source/basicide/bastypes.cxx
+++ b/basctl/source/basicide/bastypes.cxx
@@ -261,6 +261,12 @@ DockingWindow::DockingWindow (vcl::Window* pParent) :
     nShowCount(0)
 { }
 
+DockingWindow::DockingWindow(vcl::Window* pParent, const OString& rID, const OUString& rUIXMLDescription) :
+    ::DockingWindow(pParent, rID, rUIXMLDescription),
+    pLayout(nullptr),
+    nShowCount(0)
+{ }
+
 DockingWindow::DockingWindow (Layout* pParent) :
     ::DockingWindow(pParent, StyleBits),
     pLayout(pParent),
diff --git a/basctl/source/inc/ObjectCatalog.hxx b/basctl/source/inc/ObjectCatalog.hxx
index fbe37f249306..e18a37fdfa0c 100644
--- a/basctl/source/inc/ObjectCatalog.hxx
+++ b/basctl/source/inc/ObjectCatalog.hxx
@@ -23,7 +23,7 @@
 #include "bastype2.hxx"
 #include "bastypes.hxx"
 
-#include <vcl/fixed.hxx>
+#include <vcl/weld.hxx>
 
 namespace basctl
 {
@@ -42,23 +42,22 @@ public:
     virtual void dispose() override;
 
     ///  Update the entries of Object Catalog Treelist
-    void UpdateEntries() { aTree->UpdateEntries(); }
+    void UpdateEntries() { m_xTree->UpdateEntries(); }
     void SetCurrentEntry(BaseWindow* pCurWin);
 
 private:
-    VclPtr<FixedText> aTitle; ///< Title of the Object Catalog window
-    VclPtr<TreeListBox> aTree; ///< The Treelist of the objects in window
+    std::unique_ptr<weld::Builder> m_xBuilder;
+    VclPtr<vcl::Window> m_xVclContentArea;
+    std::unique_ptr<weld::Container> m_xContainer;
+
+    std::unique_ptr<weld::Label> m_xTitle; ///< Title of the Object Catalog window
+    std::unique_ptr<SbTreeListBox> m_xTree; ///< The Treelist of the objects in window
 
-    /// Function is called by Window. Use only for arranging the controls.
-    virtual void Resize() override;
     /*!
      *  Function for resize by DockingWindow.
      *  It is called by DockingWindow when IsFloatingMode() changes.
      */
     virtual void ToggleFloatingMode() override;
-
-    /// Uses by Resize() and ToggleFloatingMode() functions for resizing
-    void ArrangeWindows();
 };
 
 } // namespace basctl
diff --git a/basctl/source/inc/bastypes.hxx b/basctl/source/inc/bastypes.hxx
index fcebade1d7af..58e007bf6268 100644
--- a/basctl/source/inc/bastypes.hxx
+++ b/basctl/source/inc/bastypes.hxx
@@ -81,6 +81,7 @@ class DockingWindow : public ::DockingWindow
 {
 public:
     DockingWindow (vcl::Window* pParent);
+    DockingWindow(vcl::Window* pParent, const OString& rID, const OUString& rUIXMLDescription);
     DockingWindow (Layout* pParent);
     virtual ~DockingWindow() override;
     virtual void dispose() override;
diff --git a/basctl/uiconfig/basicide/ui/basicmacrodialog.ui b/basctl/uiconfig/basicide/ui/basicmacrodialog.ui
index e806ad30eeaa..e9ee0ba54bc2 100644
--- a/basctl/uiconfig/basicide/ui/basicmacrodialog.ui
+++ b/basctl/uiconfig/basicide/ui/basicmacrodialog.ui
@@ -201,7 +201,6 @@
                             <property name="shadow_type">in</property>
                             <child>
                               <object class="GtkTreeView" id="libraries">
-                                <property name="width_request">-1</property>
                                 <property name="visible">True</property>
                                 <property name="can_focus">True</property>
                                 <property name="receives_default">True</property>
@@ -210,7 +209,6 @@
                                 <property name="model">liststore1</property>
                                 <property name="headers_visible">False</property>
                                 <property name="search_column">1</property>
-                                <property name="show_expanders">True</property>
                                 <property name="enable_tree_lines">True</property>
                                 <child internal-child="selection">
                                   <object class="GtkTreeSelection" id="Macro Library List-selection1"/>
diff --git a/basctl/uiconfig/basicide/ui/dockingorganizer.ui b/basctl/uiconfig/basicide/ui/dockingorganizer.ui
new file mode 100644
index 000000000000..94144738c1a5
--- /dev/null
+++ b/basctl/uiconfig/basicide/ui/dockingorganizer.ui
@@ -0,0 +1,81 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!-- Generated with glade 3.22.1 -->
+<interface domain="basctl">
+  <requires lib="gtk+" version="3.0"/>
+  <object class="GtkTreeStore" id="liststore1">
+    <columns>
+      <!-- column-name expander -->
+      <column type="GdkPixbuf"/>
+      <!-- column-name text -->
+      <column type="gchararray"/>
+      <!-- column-name id -->
+      <column type="gchararray"/>
+    </columns>
+  </object>
+  <object class="GtkGrid" id="DockingOrganizer">
+    <property name="visible">True</property>
+    <property name="can_focus">False</property>
+    <property name="hexpand">True</property>
+    <property name="vexpand">True</property>
+    <property name="row_spacing">6</property>
+    <property name="column_spacing">12</property>
+    <child>
+      <object class="GtkScrolledWindow">
+        <property name="visible">True</property>
+        <property name="can_focus">True</property>
+        <property name="hexpand">True</property>
+        <property name="vexpand">True</property>
+        <property name="shadow_type">in</property>
+        <child>
+          <object class="GtkTreeView" id="libraries">
+            <property name="visible">True</property>
+            <property name="can_focus">True</property>
+            <property name="receives_default">True</property>
+            <property name="hexpand">True</property>
+            <property name="vexpand">True</property>
+            <property name="model">liststore1</property>
+            <property name="headers_visible">False</property>
+            <property name="search_column">1</property>
+            <property name="enable_tree_lines">True</property>
+            <child internal-child="selection">
+              <object class="GtkTreeSelection"/>
+            </child>
+            <child>
+              <object class="GtkTreeViewColumn" id="treeviewcolumn2">
+                <property name="spacing">6</property>
+                <child>
+                  <object class="GtkCellRendererPixbuf" id="cellrenderertext4"/>
+                  <attributes>
+                    <attribute name="pixbuf">0</attribute>
+                  </attributes>
+                </child>
+                <child>
+                  <object class="GtkCellRendererText" id="cellrenderertext2"/>
+                  <attributes>
+                    <attribute name="text">1</attribute>
+                  </attributes>
+                </child>
+              </object>
+            </child>
+          </object>
+        </child>
+      </object>
+      <packing>
+        <property name="left_attach">0</property>
+        <property name="top_attach">1</property>
+      </packing>
+    </child>
+    <child>
+      <object class="GtkLabel" id="title">
+        <property name="visible">True</property>
+        <property name="can_focus">False</property>
+        <property name="use_underline">True</property>
+        <property name="mnemonic_widget">libraries</property>
+      </object>
+      <packing>
+        <property name="left_attach">0</property>
+        <property name="top_attach">0</property>
+      </packing>
+    </child>
+  </object>
+</interface>