move freeze/thaw to Widget

Change-Id: I3944092c26ca81028912f6fb206b148b49e4f172
Reviewed-on: https://gerrit.libreoffice.org/57489
Tested-by: Jenkins
Reviewed-by: Caolán McNamara <caolanm@redhat.com>
Tested-by: Caolán McNamara <caolanm@redhat.com>

include/vcl/weld.hxx

@@ -103,6 +103,9 @@ public:
     virtual bool get_direction() const = 0;
     virtual void set_direction(bool bRTL) = 0;
 
+    virtual void freeze() = 0;
+    virtual void thaw() = 0;
+
     virtual Container* weld_parent() const = 0;
 
     virtual ~Widget() {}
@@ -277,9 +280,6 @@ public:
     virtual bool get_entry_selection_bounds(int& rStartPos, int& rEndPos) = 0;
     virtual void set_entry_completion(bool bEnable) = 0;
 
-    virtual void freeze() = 0;
-    virtual void thaw() = 0;
-
     void connect_entry_activate(const Link<ComboBoxText&, void>& rLink)
     {
         m_aEntryActivateHdl = rLink;
@@ -313,9 +313,6 @@ public:
     virtual void clear() = 0;
     virtual int get_height_rows(int nRows) const = 0;
 
-    virtual void freeze() = 0;
-    virtual void thaw() = 0;
-
     virtual void set_selection_mode(bool bMultiple) = 0;
     virtual int count_selected_rows() const = 0;
 

vcl/source/app/salvtables.cxx

@@ -393,6 +393,16 @@ public:
         m_xWidget->EnableRTL(bRTL);
     }
 
+    virtual void freeze() override
+    {
+        m_xWidget->SetUpdateMode(false);
+    }
+
+    virtual void thaw() override
+    {
+        m_xWidget->SetUpdateMode(true);
+    }
+
     virtual weld::Container* weld_parent() const override;
 
     virtual ~SalInstanceWidget() override
@@ -1583,16 +1593,6 @@ public:
         return nRet;
     }
 
-    virtual void freeze() override
-    {
-        m_xTreeView->SetUpdateMode(false);
-    }
-
-    virtual void thaw() override
-    {
-        m_xTreeView->SetUpdateMode(true);
-    }
-
     virtual void set_selection_mode(bool bMultiple) override
     {
         m_xTreeView->EnableMultiSelection(bMultiple);
@@ -2117,16 +2117,6 @@ public:
         m_xComboBoxText->SetStyle(m_xComboBoxText->GetStyle() | WB_SORT);
     }
 
-    virtual void freeze() override
-    {
-        m_xComboBoxText->SetUpdateMode(false);
-    }
-
-    virtual void thaw() override
-    {
-        m_xComboBoxText->SetUpdateMode(true);
-    }
-
     virtual ~SalInstanceComboBoxText() override
     {
         clear();

vcl/unx/gtk3/gtk3gtkinst.cxx

@@ -1462,6 +1462,16 @@ public:
         gtk_widget_set_direction(m_pWidget, bRTL ? GTK_TEXT_DIR_RTL : GTK_TEXT_DIR_LTR);
     }
 
+    virtual void freeze() override
+    {
+        gtk_widget_freeze_child_notify(m_pWidget);
+    }
+
+    virtual void thaw() override
+    {
+        gtk_widget_thaw_child_notify(m_pWidget);
+    }
+
     virtual ~GtkInstanceWidget() override
     {
         if (m_nFocusInSignalId)
@@ -3742,7 +3752,7 @@ public:
     {
         disable_notify_events();
         g_object_ref(m_pListStore);
-        gtk_widget_freeze_child_notify(GTK_WIDGET(m_pTreeView));
+        GtkInstanceContainer::freeze();
         gtk_tree_view_set_model(m_pTreeView, nullptr);
         enable_notify_events();
     }
@@ -3751,7 +3761,7 @@ public:
     {
         disable_notify_events();
         gtk_tree_view_set_model(m_pTreeView, GTK_TREE_MODEL(m_pListStore));
-        gtk_widget_thaw_child_notify(GTK_WIDGET(m_pTreeView));
+        GtkInstanceContainer::thaw();
         g_object_unref(m_pListStore);
         enable_notify_events();
     }
@@ -4759,7 +4769,7 @@ public:
 
     virtual void freeze() override
     {
-        gtk_widget_freeze_child_notify(GTK_WIDGET(m_pComboBoxText));
+        GtkInstanceContainer::freeze();
         if (m_xSorter)
         {
             GtkTreeModel* pModel = gtk_combo_box_get_model(GTK_COMBO_BOX(m_pComboBoxText));
@@ -4776,7 +4786,7 @@ public:
             GtkTreeSortable* pSortable = GTK_TREE_SORTABLE(pModel);
             gtk_tree_sortable_set_sort_column_id(pSortable, 0, GTK_SORT_ASCENDING);
         }
-        gtk_widget_thaw_child_notify(GTK_WIDGET(m_pComboBoxText));
+        GtkInstanceContainer::thaw();
     }
 
     virtual ~GtkInstanceComboBoxText() override