Merge remote-tracking branch 'origin/feature/vclptr'

Resolve several thousand lines of conflicts.

Conflicts:
accessibility/source/extended/accessiblelistbox.cxx
accessibility/source/standard/vclxaccessiblecombobox.cxx
accessibility/source/standard/vclxaccessibledropdowncombobox.cxx
accessibility/source/standard/vclxaccessibledropdownlistbox.cxx
accessibility/source/standard/vclxaccessiblelistbox.cxx
accessibility/source/standard/vclxaccessibletextfield.cxx
basctl/source/basicide/basidesh.cxx
cui/source/inc/chardlg.hxx
cui/source/tabpages/tpbitmap.cxx
dbaccess/source/ui/dlg/UserAdmin.cxx
dbaccess/source/ui/querydesign/ConnectionLineAccess.cxx
extensions/source/propctrlr/propertyeditor.hxx
extensions/source/scanner/sanedlg.cxx
filter/source/pdf/impdialog.cxx
include/sfx2/mgetempl.hxx
include/sfx2/sidebar/SidebarToolBox.hxx
include/sfx2/viewsh.hxx
include/svtools/brwbox.hxx
include/svtools/filectrl.hxx
include/svtools/scrwin.hxx
include/svx/dlgctrl.hxx
include/svx/sidebar/Popup.hxx
include/svx/sidebar/PopupContainer.hxx
include/svx/sidebar/PopupControl.hxx
include/svx/sidebar/SidebarDialControl.hxx
include/svx/sidebar/ValueSetWithTextControl.hxx
sc/source/ui/condformat/condformatdlgentry.cxx
sc/source/ui/navipi/navipi.cxx
sc/source/ui/sidebar/CellBorderStyleControl.hxx
sd/source/ui/animations/CustomAnimationDialog.cxx
sd/source/ui/inc/DrawViewShell.hxx
sd/source/ui/inc/Ruler.hxx
sd/source/ui/inc/SlideSorter.hxx
sd/source/ui/inc/ViewTabBar.hxx
sd/source/ui/inc/Window.hxx
sd/source/ui/inc/morphdlg.hxx
sd/source/ui/inc/sdpreslt.hxx
sd/source/ui/sidebar/CurrentMasterPagesSelector.hxx
sd/source/ui/sidebar/LayoutMenu.hxx
sd/source/ui/sidebar/MasterPagesSelector.hxx
sd/source/ui/sidebar/NavigatorWrapper.hxx
sd/source/ui/sidebar/PanelBase.hxx
sd/source/ui/sidebar/RecentMasterPagesSelector.cxx
sd/source/ui/sidebar/RecentMasterPagesSelector.hxx
sd/source/ui/slideshow/showwindow.hxx
sd/source/ui/slidesorter/view/SlsInsertAnimator.cxx
sd/source/ui/slidesorter/view/SlsLayeredDevice.hxx
sd/source/ui/view/ViewShellBase.cxx
sd/source/ui/view/drviewsa.cxx
sfx2/source/appl/fileobj.hxx
sfx2/source/appl/opengrf.cxx
sfx2/source/control/thumbnailviewacc.hxx
sfx2/source/dialog/securitypage.cxx
sfx2/source/dialog/templdlg.cxx
sfx2/source/doc/docinsert.cxx
sfx2/source/doc/guisaveas.cxx
sfx2/source/inc/alienwarn.hxx
sfx2/source/sidebar/Deck.cxx
sfx2/source/sidebar/Deck.hxx
sfx2/source/sidebar/DeckTitleBar.cxx
sfx2/source/sidebar/DeckTitleBar.hxx
sfx2/source/sidebar/MenuButton.cxx
sfx2/source/sidebar/MenuButton.hxx
sfx2/source/sidebar/Panel.cxx
sfx2/source/sidebar/Panel.hxx
sfx2/source/sidebar/PanelTitleBar.hxx
sfx2/source/sidebar/SidebarDockingWindow.hxx
sfx2/source/sidebar/SidebarToolBox.cxx
sfx2/source/sidebar/TabBar.hxx
sfx2/source/sidebar/TabItem.cxx
sfx2/source/sidebar/TabItem.hxx
sfx2/source/sidebar/TitleBar.hxx
sfx2/source/toolbox/imgmgr.cxx
starmath/inc/edit.hxx
starmath/inc/smmod.hxx
starmath/qa/cppunit/test_starmath.cxx
starmath/source/edit.cxx
starmath/source/smmod.cxx
svtools/source/brwbox/brwbox1.cxx
svtools/source/brwbox/datwin.hxx
svtools/source/contnr/fileview.cxx
svtools/source/contnr/simptabl.cxx
svtools/source/control/filectrl.cxx
svtools/source/control/valueimp.hxx
svx/inc/GalleryControl.hxx
svx/source/dialog/dlgctrl.cxx
svx/source/dialog/swframeexample.cxx
svx/source/fmcomp/fmgridif.cxx
svx/source/gallery2/GalleryControl.cxx
svx/source/sidebar/EmptyPanel.hxx
svx/source/sidebar/area/AreaPropertyPanel.hxx
svx/source/sidebar/area/AreaTransparencyGradientControl.hxx
svx/source/sidebar/graphic/GraphicPropertyPanel.hxx
svx/source/sidebar/insert/InsertPropertyPanel.cxx
svx/source/sidebar/insert/InsertPropertyPanel.hxx
svx/source/sidebar/line/LinePropertyPanel.hxx
svx/source/sidebar/line/LineWidthControl.cxx
svx/source/sidebar/line/LineWidthControl.hxx
svx/source/sidebar/line/LineWidthValueSet.hxx
svx/source/sidebar/paragraph/ParaPropertyPanel.hxx
svx/source/sidebar/possize/SidebarDialControl.cxx
svx/source/sidebar/text/TextCharacterSpacingPopup.hxx
svx/source/sidebar/text/TextPropertyPanel.hxx
svx/source/sidebar/tools/PopupContainer.cxx
svx/source/sidebar/tools/PopupControl.cxx
svx/source/sidebar/tools/ValueSetWithTextControl.cxx
svx/source/svdraw/svdfmtf.hxx
svx/source/svdraw/svdibrow.cxx
svx/source/tbxctrls/colrctrl.cxx
svx/source/tbxctrls/tbcontrl.cxx
sw/source/ui/dbui/mmaddressblockpage.cxx
sw/source/ui/dialog/uiregionsw.cxx
sw/source/ui/index/cnttab.cxx
sw/source/uibase/inc/drpcps.hxx
sw/source/uibase/sidebar/PageColumnControl.hxx
sw/source/uibase/sidebar/PageMarginControl.hxx
sw/source/uibase/sidebar/PageOrientationControl.hxx
sw/source/uibase/sidebar/PagePropertyPanel.hxx
sw/source/uibase/sidebar/PageSizeControl.hxx
sw/source/uibase/uiview/view2.cxx
sw/source/uibase/utlui/navipi.cxx
vcl/inc/svdata.hxx
vcl/source/control/combobox.cxx
vcl/source/control/lstbox.cxx
vcl/source/window/dockwin.cxx
vcl/source/window/winproc.cxx

Change-Id: I056cf3026ff17d65cca0b6e6588bda4a88fa8d95

19 files changed, 444 insertions, 200 deletions

diff --git a/starmath/inc/ElementsDockingWindow.hxx b/starmath/inc/ElementsDockingWindow.hxx
index 96dcfd61014d..c29d85ca1a87 100644
--- a/starmath/inc/ElementsDockingWindow.hxx
+++ b/starmath/inc/ElementsDockingWindow.hxx
@@ -96,7 +96,7 @@ class SmElementsControl : public Control
     SmElementList maElementList;
     Size          maMaxElementDimensions;
     bool          mbVerticalMode;
-    std::unique_ptr<ScrollBar> mxScroll;
+    VclPtr< ScrollBar > mxScroll;
 
     void addElement(const OUString& aElementVisual, const OUString& aElementSource, const OUString& aHelpText);
 
@@ -109,6 +109,7 @@ class SmElementsControl : public Control
 public:
     SmElementsControl(vcl::Window *pParent);
     virtual ~SmElementsControl();
+    virtual void dispose() SAL_OVERRIDE;
 
     void setElementSetId(sal_uInt16 aSetId);
 
@@ -126,8 +127,8 @@ class SmElementsDockingWindow : public SfxDockingWindow
 {
     static const sal_uInt16 aCategories[];
 
-    SmElementsControl*  mpElementsControl;
-    ListBox*            mpElementListBox;
+    VclPtr<SmElementsControl>  mpElementsControl;
+    VclPtr<ListBox>            mpElementListBox;
 
     virtual void Resize() SAL_OVERRIDE;
     SmViewShell* GetView();
@@ -141,6 +142,7 @@ public:
                              SfxChildWindow* pChildWindow,
                              vcl::Window* pParent );
     virtual ~SmElementsDockingWindow();
+    virtual void dispose() SAL_OVERRIDE;
 
     virtual void EndDocking( const Rectangle& rReactangle, bool bFloatMode) SAL_OVERRIDE;
     virtual void ToggleFloatingMode() SAL_OVERRIDE;
diff --git a/starmath/inc/dialog.hxx b/starmath/inc/dialog.hxx
index 9c3987bb91fe..8093b9be3d5c 100644
--- a/starmath/inc/dialog.hxx
+++ b/starmath/inc/dialog.hxx
@@ -52,15 +52,15 @@ void SetFontStyle(const OUString &rStyleName, vcl::Font &rFont);
 
 class SmPrintOptionsTabPage : public SfxTabPage
 {
-    CheckBox*       m_pTitle;
-    CheckBox*       m_pText;
-    CheckBox*       m_pFrame;
-    RadioButton*    m_pSizeNormal;
-    RadioButton*    m_pSizeScaled;
-    RadioButton*    m_pSizeZoomed;
-    MetricField*    m_pZoom;
-    CheckBox*       m_pNoRightSpaces;
-    CheckBox*       m_pSaveOnlyUsedSymbols;
+    VclPtr<CheckBox>       m_pTitle;
+    VclPtr<CheckBox>       m_pText;
+    VclPtr<CheckBox>       m_pFrame;
+    VclPtr<RadioButton>    m_pSizeNormal;
+    VclPtr<RadioButton>    m_pSizeScaled;
+    VclPtr<RadioButton>    m_pSizeZoomed;
+    VclPtr<MetricField>    m_pZoom;
+    VclPtr<CheckBox>       m_pNoRightSpaces;
+    VclPtr<CheckBox>       m_pSaveOnlyUsedSymbols;
 
     DECL_LINK(SizeButtonClickHdl, Button *);
 
@@ -68,9 +68,11 @@ class SmPrintOptionsTabPage : public SfxTabPage
     virtual void    Reset(const SfxItemSet* rSet) SAL_OVERRIDE;
 
 public:
-    static SfxTabPage* Create(vcl::Window *pWindow, const SfxItemSet &rSet);
+    static VclPtr<SfxTabPage> Create(vcl::Window *pWindow, const SfxItemSet &rSet);
 
     SmPrintOptionsTabPage(vcl::Window *pParent, const SfxItemSet &rOptions);
+    virtual ~SmPrintOptionsTabPage();
+    virtual void dispose() SAL_OVERRIDE;
 };
 
 /**************************************************************************/
@@ -90,11 +92,11 @@ public:
 
 class SmFontDialog : public ModalDialog
 {
-    ComboBox*       m_pFontBox;
-    VclContainer*   m_pAttrFrame;
-    CheckBox*       m_pBoldCheckBox;
-    CheckBox*       m_pItalicCheckBox;
-    SmShowFont*     m_pShowFont;
+    VclPtr<ComboBox>       m_pFontBox;
+    VclPtr<VclContainer>   m_pAttrFrame;
+    VclPtr<CheckBox>       m_pBoldCheckBox;
+    VclPtr<CheckBox>       m_pItalicCheckBox;
+    VclPtr<SmShowFont>     m_pShowFont;
 
     vcl::Font       Face;
 
@@ -108,6 +110,8 @@ class SmFontDialog : public ModalDialog
 
 public:
     SmFontDialog(vcl::Window * pParent, OutputDevice *pFntListDevice, bool bHideCheckboxes);
+    virtual ~SmFontDialog();
+    virtual void dispose() SAL_OVERRIDE;
 
     const vcl::Font& GetFont() const { return Face; }
     void        SetFont(const vcl::Font &rFont);
@@ -117,18 +121,20 @@ public:
 
 class SmFontSizeDialog : public ModalDialog
 {
-    MetricField* m_pBaseSize;
-    MetricField* m_pTextSize;
-    MetricField* m_pIndexSize;
-    MetricField* m_pFunctionSize;
-    MetricField* m_pOperatorSize;
-    MetricField* m_pBorderSize;
-    PushButton* m_pDefaultButton;
+    VclPtr<MetricField> m_pBaseSize;
+    VclPtr<MetricField> m_pTextSize;
+    VclPtr<MetricField> m_pIndexSize;
+    VclPtr<MetricField> m_pFunctionSize;
+    VclPtr<MetricField> m_pOperatorSize;
+    VclPtr<MetricField> m_pBorderSize;
+    VclPtr<PushButton> m_pDefaultButton;
 
     DECL_LINK(DefaultButtonClickHdl, Button *);
 
 public:
     SmFontSizeDialog(vcl::Window *pParent);
+    virtual ~SmFontSizeDialog();
+    virtual void dispose() SAL_OVERRIDE;
 
     void ReadFrom(const SmFormat &rFormat);
     void WriteTo (SmFormat &rFormat) const;
@@ -138,17 +144,17 @@ public:
 
 class SmFontTypeDialog : public ModalDialog
 {
-    SmFontPickListBox* m_pVariableFont;
-    SmFontPickListBox* m_pFunctionFont;
-    SmFontPickListBox* m_pNumberFont;
-    SmFontPickListBox* m_pTextFont;
-    SmFontPickListBox* m_pSerifFont;
-    SmFontPickListBox* m_pSansFont;
-    SmFontPickListBox* m_pFixedFont;
-    MenuButton* m_pMenuButton;
-    PushButton* m_pDefaultButton;
-
-    OutputDevice       *pFontListDev;
+    VclPtr<SmFontPickListBox> m_pVariableFont;
+    VclPtr<SmFontPickListBox> m_pFunctionFont;
+    VclPtr<SmFontPickListBox> m_pNumberFont;
+    VclPtr<SmFontPickListBox> m_pTextFont;
+    VclPtr<SmFontPickListBox> m_pSerifFont;
+    VclPtr<SmFontPickListBox> m_pSansFont;
+    VclPtr<SmFontPickListBox> m_pFixedFont;
+    VclPtr<MenuButton> m_pMenuButton;
+    VclPtr<PushButton> m_pDefaultButton;
+
+    VclPtr<OutputDevice> pFontListDev;
 
     DECL_LINK(MenuSelectHdl, Menu *);
     DECL_LINK(DefaultButtonClickHdl, Button *);
@@ -156,6 +162,8 @@ class SmFontTypeDialog : public ModalDialog
 
 public:
     SmFontTypeDialog(vcl::Window *pParent, OutputDevice *pFntListDevice);
+    virtual ~SmFontTypeDialog();
+    virtual void dispose() SAL_OVERRIDE;
 
     void ReadFrom(const SmFormat &rFormat);
     void WriteTo (SmFormat &rFormat) const;
@@ -194,19 +202,19 @@ public:
 
 class SmDistanceDialog : public ModalDialog
 {
-    VclFrame*       m_pFrame;
-    FixedText*      m_pFixedText1;
-    MetricField*    m_pMetricField1;
-    FixedText*      m_pFixedText2;
-    MetricField*    m_pMetricField2;
-    FixedText*      m_pFixedText3;
-    MetricField*    m_pMetricField3;
-    CheckBox*       m_pCheckBox1;
-    FixedText*      m_pFixedText4;
-    MetricField*    m_pMetricField4;
-    MenuButton*     m_pMenuButton;
-    PushButton*     m_pDefaultButton;
-    FixedImage*     m_pBitmap;
+    VclPtr<VclFrame>       m_pFrame;
+    VclPtr<FixedText>      m_pFixedText1;
+    VclPtr<MetricField>    m_pMetricField1;
+    VclPtr<FixedText>      m_pFixedText2;
+    VclPtr<MetricField>    m_pMetricField2;
+    VclPtr<FixedText>      m_pFixedText3;
+    VclPtr<MetricField>    m_pMetricField3;
+    VclPtr<CheckBox>       m_pCheckBox1;
+    VclPtr<FixedText>      m_pFixedText4;
+    VclPtr<MetricField>    m_pMetricField4;
+    VclPtr<MenuButton>     m_pMenuButton;
+    VclPtr<PushButton>     m_pDefaultButton;
+    VclPtr<FixedImage>     m_pBitmap;
 
     SmCategoryDesc *Categories[NOCATEGORIES];
     sal_uInt16          nActiveCategory;
@@ -224,6 +232,7 @@ class SmDistanceDialog : public ModalDialog
 public:
     SmDistanceDialog(vcl::Window *pParent);
     virtual ~SmDistanceDialog();
+    virtual void dispose() SAL_OVERRIDE;
 
     void ReadFrom(const SmFormat &rFormat);
     void WriteTo (SmFormat &rFormat) /*const*/;
@@ -238,15 +247,17 @@ public:
 
 class SmAlignDialog : public ModalDialog
 {
-    RadioButton* m_pLeft;
-    RadioButton* m_pCenter;
-    RadioButton* m_pRight;
-    PushButton*  m_pDefaultButton;
+    VclPtr<RadioButton> m_pLeft;
+    VclPtr<RadioButton> m_pCenter;
+    VclPtr<RadioButton> m_pRight;
+    VclPtr<PushButton>  m_pDefaultButton;
 
     DECL_LINK(DefaultButtonClickHdl, Button *);
 
 public:
     SmAlignDialog(vcl::Window *pParent);
+    virtual ~SmAlignDialog();
+    virtual void dispose() SAL_OVERRIDE;
 
     void ReadFrom(const SmFormat &rFormat);
     void WriteTo (SmFormat &rFormat) const;
@@ -256,7 +267,7 @@ public:
 
 class SmShowSymbolSetWindow : public Control
 {
-    ScrollBar*  m_pVScrollBar;
+    VclPtr<ScrollBar>  m_pVScrollBar;
     SymbolPtrVec_t aSymbolSet;
     Link        aSelectHdlLink;
     Link        aDblClickHdlLink;
@@ -277,6 +288,8 @@ class SmShowSymbolSetWindow : public Control
     DECL_LINK( ScrollHdl, ScrollBar* );
 public:
     SmShowSymbolSetWindow(vcl::Window *pParent, WinBits nStyle);
+    virtual ~SmShowSymbolSetWindow();
+    virtual void dispose() SAL_OVERRIDE;
     void setScrollbar(ScrollBar *pVScrollBar);
     void calccols();
     void    SelectSymbol(sal_uInt16 nSymbol);
@@ -288,19 +301,21 @@ public:
 
 class SmShowSymbolSet : public VclHBox
 {
-    SmShowSymbolSetWindow aSymbolWindow;
-    ScrollBar   aVScrollBar;
+    VclPtr<SmShowSymbolSetWindow> aSymbolWindow;
+    VclPtr<ScrollBar>             aVScrollBar;
 
 public:
     SmShowSymbolSet(vcl::Window *pParent);
+    virtual ~SmShowSymbolSet();
+    virtual void dispose() SAL_OVERRIDE;
 
-    void    SetSymbolSet(const SymbolPtrVec_t& rSymbolSet) { aSymbolWindow.SetSymbolSet(rSymbolSet); }
+    void    SetSymbolSet(const SymbolPtrVec_t& rSymbolSet) { aSymbolWindow->SetSymbolSet(rSymbolSet); }
 
-    void    SelectSymbol(sal_uInt16 nSymbol) { aSymbolWindow.SelectSymbol(nSymbol); }
-    sal_uInt16  GetSelectSymbol() const { return aSymbolWindow.GetSelectSymbol(); }
+    void    SelectSymbol(sal_uInt16 nSymbol) { aSymbolWindow->SelectSymbol(nSymbol); }
+    sal_uInt16  GetSelectSymbol() const { return aSymbolWindow->GetSelectSymbol(); }
 
-    void SetSelectHdl(const Link& rLink)   { aSymbolWindow.SetSelectHdl(rLink); }
-    void SetDblClickHdl(const Link& rLink) { aSymbolWindow.SetDblClickHdl(rLink); }
+    void SetSelectHdl(const Link& rLink)   { aSymbolWindow->SetSelectHdl(rLink); }
+    void SetDblClickHdl(const Link& rLink) { aSymbolWindow->SetDblClickHdl(rLink); }
 };
 
 
@@ -331,12 +346,12 @@ class SmSymDefineDialog;
 
 class SmSymbolDialog : public ModalDialog
 {
-    ListBox*         m_pSymbolSets;
-    SmShowSymbolSet* m_pSymbolSetDisplay;
-    FixedText*       m_pSymbolName;
-    SmShowSymbol*    m_pSymbolDisplay;
-    PushButton*      m_pGetBtn;
-    PushButton*      m_pEditBtn;
+    VclPtr<ListBox>         m_pSymbolSets;
+    VclPtr<SmShowSymbolSet> m_pSymbolSetDisplay;
+    VclPtr<FixedText>       m_pSymbolName;
+    VclPtr<SmShowSymbol>    m_pSymbolDisplay;
+    VclPtr<PushButton>      m_pGetBtn;
+    VclPtr<PushButton>      m_pEditBtn;
 
     SmViewShell        &rViewSh;
     SmSymbolManager    &rSymbolMgr;
@@ -344,7 +359,7 @@ class SmSymbolDialog : public ModalDialog
     OUString       aSymbolSetName;
     SymbolPtrVec_t      aSymbolSet;
 
-    OutputDevice       *pFontListDev;
+    VclPtr<OutputDevice> pFontListDev;
 
     DECL_LINK(SymbolSetChangeHdl, void*);
     DECL_LINK(SymbolChangeHdl, void*);
@@ -362,6 +377,8 @@ class SmSymbolDialog : public ModalDialog
 public:
     SmSymbolDialog(vcl::Window * pParent, OutputDevice *pFntListDevice,
             SmSymbolManager &rSymbolMgr, SmViewShell &rViewShell);
+    virtual ~SmSymbolDialog();
+    virtual void dispose() SAL_OVERRIDE;
 
     bool    SelectSymbolSet(const OUString &rSymbolSetName);
     void    SelectSymbol(sal_uInt16 nSymbolPos);
@@ -389,23 +406,23 @@ public:
 
 class SmSymDefineDialog : public ModalDialog
 {
-    ComboBox*        pOldSymbols;
-    ComboBox*        pOldSymbolSets;
-    SvxShowCharSet*  pCharsetDisplay;
-    ComboBox*        pSymbols;
-    ComboBox*        pSymbolSets;
-    ListBox*         pFonts;
-    ListBox*         pFontsSubsetLB;
-    FontStyleBox*    pStyles;
-    FixedText*       pOldSymbolName;
-    SmShowChar*     pOldSymbolDisplay;
-    FixedText*       pOldSymbolSetName;
-    FixedText*       pSymbolName;
-    SmShowChar*     pSymbolDisplay;
-    FixedText*       pSymbolSetName;
-    PushButton*      pAddBtn;
-    PushButton*      pChangeBtn;
-    PushButton*      pDeleteBtn;
+    VclPtr<ComboBox>        pOldSymbols;
+    VclPtr<ComboBox>        pOldSymbolSets;
+    VclPtr<SvxShowCharSet>  pCharsetDisplay;
+    VclPtr<ComboBox>        pSymbols;
+    VclPtr<ComboBox>        pSymbolSets;
+    VclPtr<ListBox>         pFonts;
+    VclPtr<ListBox>         pFontsSubsetLB;
+    VclPtr<FontStyleBox>    pStyles;
+    VclPtr<FixedText>       pOldSymbolName;
+    VclPtr<SmShowChar>      pOldSymbolDisplay;
+    VclPtr<FixedText>       pOldSymbolSetName;
+    VclPtr<FixedText>       pSymbolName;
+    VclPtr<SmShowChar>      pSymbolDisplay;
+    VclPtr<FixedText>       pSymbolSetName;
+    VclPtr<PushButton>      pAddBtn;
+    VclPtr<PushButton>      pChangeBtn;
+    VclPtr<PushButton>      pDeleteBtn;
 
     SmSymbolManager     aSymbolMgrCopy,
                        &rSymbolMgr;
@@ -455,6 +472,7 @@ class SmSymDefineDialog : public ModalDialog
 public:
     SmSymDefineDialog(vcl::Window *pParent, OutputDevice *pFntListDevice, SmSymbolManager &rMgr);
     virtual ~SmSymDefineDialog();
+    virtual void dispose() SAL_OVERRIDE;
 
     using OutputDevice::SetFont;
 
diff --git a/starmath/inc/document.hxx b/starmath/inc/document.hxx
index f439b135c26c..f12060490778 100644
--- a/starmath/inc/document.hxx
+++ b/starmath/inc/document.hxx
@@ -69,13 +69,13 @@ class EditEngine;
 
 class SmPrinterAccess
 {
-    Printer* pPrinter;
-    OutputDevice* pRefDev;
+    VclPtr<Printer> pPrinter;
+    VclPtr<OutputDevice> pRefDev;
 public:
     SmPrinterAccess( SmDocShell &rDocShell );
     ~SmPrinterAccess();
-    Printer* GetPrinter()  { return pPrinter; }
-    OutputDevice* GetRefDev()  { return pRefDev; }
+    Printer* GetPrinter()  { return pPrinter.get(); }
+    OutputDevice* GetRefDev()  { return pRefDev.get(); }
 };
 
 
@@ -98,8 +98,8 @@ class SM_DLLPUBLIC SmDocShell : public SfxObjectShell, public SfxListener
     SmNode             *pTree;
     SfxItemPool        *pEditEngineItemPool;
     EditEngine         *pEditEngine;
-    SfxPrinter         *pPrinter;       //q.v. comment to SmPrinter Access!
-    Printer            *pTmpPrinter;    //ditto
+    VclPtr<SfxPrinter>  pPrinter;       //q.v. comment to SmPrinter Access!
+    VclPtr<Printer>     pTmpPrinter;    //ditto
     sal_uInt16          nModifyCount;
     bool                bIsFormulaArranged;
     SmCursor           *pCursor;
diff --git a/starmath/inc/edit.hxx b/starmath/inc/edit.hxx
index dfb24e945c4f..17cea6de1857 100644
--- a/starmath/inc/edit.hxx
+++ b/starmath/inc/edit.hxx
@@ -55,9 +55,9 @@ class SmEditWindow : public vcl::Window, public DropTargetHelper
 
     SmCmdBoxWindow &rCmdBox;
     std::unique_ptr<EditView> pEditView;
-    std::unique_ptr<ScrollBar> pHScrollBar;
-    std::unique_ptr<ScrollBar> pVScrollBar;
-    std::unique_ptr<ScrollBarBox> pScrollBox;
+    VclPtr<ScrollBar>      pHScrollBar,
+                           pVScrollBar;
+    VclPtr<ScrollBarBox>   pScrollBox;
     Idle            aModifyIdle,
                     aCursorMoveIdle;
     ESelection      aOldSelection;
@@ -92,6 +92,7 @@ class SmEditWindow : public vcl::Window, public DropTargetHelper
 public:
     SmEditWindow( SmCmdBoxWindow &rMyCmdBoxWin );
     virtual ~SmEditWindow();
+    virtual void         dispose() SAL_OVERRIDE;
 
     SmDocShell *    GetDoc();
     SmViewShell *   GetView();
diff --git a/starmath/inc/smmod.hxx b/starmath/inc/smmod.hxx
index e324fe8fb15f..4b1c61c4e72c 100644
--- a/starmath/inc/smmod.hxx
+++ b/starmath/inc/smmod.hxx
@@ -91,7 +91,7 @@ class SmModule : public SfxModule, utl::ConfigurationListener
     std::unique_ptr<SmConfig> mpConfig;
     std::unique_ptr<SmLocalizedSymbolData> mpLocSymbolData;
     std::unique_ptr<SvtSysLocale> mpSysLocale;
-    std::unique_ptr<VirtualDevice> mpVirtualDev;
+    VclPtr<VirtualDevice>    mpVirtualDev;
 
     void ApplyColorConfigValues( const svtools::ColorConfig &rColorCfg );
 
@@ -125,7 +125,7 @@ public:
     //virtual methods for options dialog
     virtual SfxItemSet*  CreateItemSet( sal_uInt16 nId ) SAL_OVERRIDE;
     virtual void         ApplyItemSet( sal_uInt16 nId, const SfxItemSet& rSet ) SAL_OVERRIDE;
-    virtual SfxTabPage*  CreateTabPage( sal_uInt16 nId, vcl::Window* pParent, const SfxItemSet& rSet ) SAL_OVERRIDE;
+    virtual VclPtr<SfxTabPage> CreateTabPage( sal_uInt16 nId, vcl::Window* pParent, const SfxItemSet& rSet ) SAL_OVERRIDE;
 };
 
 #define SM_MOD() ( *reinterpret_cast<SmModule**>(GetAppData(SHL_SM)) )
diff --git a/starmath/inc/toolbox.hxx b/starmath/inc/toolbox.hxx
index 472fe602c1a2..1af665e78954 100644
--- a/starmath/inc/toolbox.hxx
+++ b/starmath/inc/toolbox.hxx
@@ -32,7 +32,7 @@ class SmToolBoxWindow : public SfxFloatingWindow
 {
 
 protected:
-    ToolBox*    m_pToolBoxCat;
+    VclPtr<ToolBox>    m_pToolBoxCat;
     sal_uInt16  m_nUnbinopsId;
     sal_uInt16  m_nRelationsId;
     sal_uInt16  m_nSetoperationsId;
@@ -42,8 +42,8 @@ protected:
     sal_uInt16  m_nBracketsId;
     sal_uInt16  m_nFormatId;
     sal_uInt16  m_nMiscId;
-    ToolBox    *pToolBoxCmd;
-    ToolBox    *vToolBoxCategories[NUM_TBX_CATEGORIES];
+    VclPtr<ToolBox>    pToolBoxCmd;
+    VclPtr<ToolBox>    vToolBoxCategories[NUM_TBX_CATEGORIES];
     ImageList  *aImageLists [NUM_TBX_CATEGORIES + 1];   /* regular */
     sal_uInt16      nActiveCategoryRID;
 
@@ -65,6 +65,7 @@ public:
                     SfxChildWindow *pChildWindow,
                     Window         *pParent);
     virtual ~SmToolBoxWindow();
+    virtual void dispose() SAL_OVERRIDE;
 
     // Window
     virtual void    StateChanged( StateChangedType nStateChange ) SAL_OVERRIDE;
diff --git a/starmath/inc/view.hxx b/starmath/inc/view.hxx
index 85bfbdb52194..52f6c1e1df37 100644
--- a/starmath/inc/view.hxx
+++ b/starmath/inc/view.hxx
@@ -95,6 +95,7 @@ private:
 public:
     SmGraphicWindow(SmViewShell* pShell);
     virtual ~SmGraphicWindow();
+    virtual void dispose() SAL_OVERRIDE;
 
     // Window
     virtual void    MouseButtonDown(const MouseEvent &rMEvt) SAL_OVERRIDE;
@@ -159,7 +160,7 @@ public:
 
 class SmCmdBoxWindow : public SfxDockingWindow
 {
-    SmEditWindow        aEdit;
+    VclPtr<SmEditWindow>        aEdit;
     SmEditController    aController;
     bool                bExiting;
 
@@ -187,10 +188,11 @@ public:
                    Window         *pParent);
 
     virtual ~SmCmdBoxWindow ();
+    virtual void dispose() SAL_OVERRIDE;
 
     void AdjustPosition();
 
-    SmEditWindow& GetEditWindow() { return aEdit; }
+    SmEditWindow& GetEditWindow() { return *aEdit.get(); }
     SmViewShell  *GetView();
 };
 
@@ -214,7 +216,7 @@ public:
 
     SmEditWindow& GetEditWindow()
     {
-        return static_cast<SmCmdBoxWindow *>(pWindow)->GetEditWindow();
+        return static_cast<SmCmdBoxWindow *>(pWindow.get())->GetEditWindow();
     }
 
 };
@@ -231,7 +233,7 @@ class SmViewShell: public SfxViewShell
 
     std::unique_ptr<SmViewShell_Impl> pImpl;
 
-    SmGraphicWindow     aGraphic;
+    VclPtr<SmGraphicWindow>     aGraphic;
     SmGraphicController aGraphicController;
     OUString            aStatusText;
 
@@ -268,8 +270,8 @@ protected:
     void InsertFrom(SfxMedium &rMedium);
 
     virtual bool HasPrintOptionsPage() const SAL_OVERRIDE;
-    virtual SfxTabPage *CreatePrintOptionsPage(::vcl::Window    *pParent,
-                                               const SfxItemSet &rOptions) SAL_OVERRIDE;
+    virtual VclPtr<SfxTabPage> CreatePrintOptionsPage(::vcl::Window    *pParent,
+                                                      const SfxItemSet &rOptions) SAL_OVERRIDE;
     virtual void Deactivate(bool IsMDIActivate) SAL_OVERRIDE;
     virtual void Activate(bool IsMDIActivate) SAL_OVERRIDE;
     virtual void AdjustPosSizePixel(const Point &rPos, const Size &rSize) SAL_OVERRIDE;
@@ -290,8 +292,8 @@ public:
     }
 
     SmEditWindow * GetEditWindow();
-          SmGraphicWindow & GetGraphicWindow()       { return aGraphic; }
-    const SmGraphicWindow & GetGraphicWindow() const { return aGraphic; }
+          SmGraphicWindow & GetGraphicWindow()       { return *aGraphic.get(); }
+    const SmGraphicWindow & GetGraphicWindow() const { return *aGraphic.get(); }
 
     void        SetStatusText(const OUString& rText);
 
diff --git a/starmath/inc/visitors.hxx b/starmath/inc/visitors.hxx
index adbab3b5c091..bf5bb2edcdaa 100644
--- a/starmath/inc/visitors.hxx
+++ b/starmath/inc/visitors.hxx
@@ -149,7 +149,7 @@ public:
     }
 private:
     SmCaretLine line;
-    OutputDevice *pDev;
+    VclPtr<OutputDevice> pDev;
     SmCaretPos pos;
 protected:
     /** Default method for computing lines for pNodes */
diff --git a/starmath/qa/cppunit/test_nodetotextvisitors.cxx b/starmath/qa/cppunit/test_nodetotextvisitors.cxx
index 5189fc223aa5..2b105cbca164 100644
--- a/starmath/qa/cppunit/test_nodetotextvisitors.cxx
+++ b/starmath/qa/cppunit/test_nodetotextvisitors.cxx
@@ -519,12 +519,12 @@ void Test::testBinomInBinHor()
     pTree->Prepare(xDocShRef->GetFormat(), *xDocShRef);
 
     SmCursor aCursor(pTree, xDocShRef);
-    VirtualDevice aOutputDevice;
+    ScopedVclPtrInstance< VirtualDevice > pOutputDevice;
 
     // move forward (more than) enough places to be at the end
     int i;
     for (i = 0; i < 8; ++i)
-        aCursor.Move(&aOutputDevice, MoveRight);
+        aCursor.Move(pOutputDevice, MoveRight);
 
     // tack +d on the end, which will put the binom into an SmBinHorNode
     aCursor.InsertElement(PlusElement);
@@ -547,18 +547,18 @@ void Test::testBinVerInUnary()
     pTree->Prepare(xDocShRef->GetFormat(), *xDocShRef);
 
     SmCursor aCursor(pTree, xDocShRef);
-    VirtualDevice aOutputDevice;
+    ScopedVclPtrInstance< VirtualDevice > pOutputDevice;
 
     // move forward (more than) enough places to be at the end
     int i;
     for (i = 0; i < 3; ++i)
-        aCursor.Move(&aOutputDevice, MoveRight);
+        aCursor.Move(pOutputDevice, MoveRight);
 
     // select the operand
-    aCursor.Move(&aOutputDevice, MoveLeft, false);
+    aCursor.Move(pOutputDevice, MoveLeft, false);
     // set up a fraction
     aCursor.InsertFraction();
-    aCursor.Move(&aOutputDevice, MoveDown);
+    aCursor.Move(pOutputDevice, MoveDown);
     aCursor.InsertText("2");
 
     sExpected += " - { 1 over 2 } ";
@@ -576,7 +576,7 @@ void Test::testBinHorInSubSup()
     pTree->Prepare(xDocShRef->GetFormat(), *xDocShRef);
 
     SmCursor aCursor(pTree, xDocShRef);
-    VirtualDevice aOutputDevice;
+    ScopedVclPtrInstance< VirtualDevice > pOutputDevice;
 
     // Insert an RSup expression with a BinHor for the exponent
     aCursor.InsertText("a");
@@ -586,7 +586,7 @@ void Test::testBinHorInSubSup()
     aCursor.InsertText("c");
 
     // Move to the end and add d to the expression
-    aCursor.Move(&aOutputDevice, MoveRight);
+    aCursor.Move(pOutputDevice, MoveRight);
     aCursor.InsertElement(PlusElement);
     aCursor.InsertText("d");
 
@@ -604,30 +604,30 @@ void Test::testUnaryInMixedNumberAsNumerator()
     pTree->Prepare(xDocShRef->GetFormat(), *xDocShRef);
 
     SmCursor aCursor(pTree, xDocShRef);
-    VirtualDevice aOutputDevice;
+    ScopedVclPtrInstance< VirtualDevice > pOutputDevice;
 
     // move forward (more than) enough places to be at the end
     for (size_t i = 0; i < 3; ++i)
-        aCursor.Move(&aOutputDevice, MoveRight);
+        aCursor.Move(pOutputDevice, MoveRight);
 
     // Select the whole Unary Horizontal Node
-    aCursor.Move(&aOutputDevice, MoveLeft, false);
-    aCursor.Move(&aOutputDevice, MoveLeft, false);
+    aCursor.Move(pOutputDevice, MoveLeft, false);
+    aCursor.Move(pOutputDevice, MoveLeft, false);
 
     // Set up a fraction
     aCursor.InsertFraction();
-    aCursor.Move(&aOutputDevice, MoveDown);
+    aCursor.Move(pOutputDevice, MoveDown);
     aCursor.InsertText("2");
 
     // Move left and turn this into a mixed number
     // (bad form, but this could happen right?)
-    aCursor.Move(&aOutputDevice, MoveLeft);
-    aCursor.Move(&aOutputDevice, MoveLeft);
+    aCursor.Move(pOutputDevice, MoveLeft);
+    aCursor.Move(pOutputDevice, MoveLeft);
     aCursor.InsertText("2");
 
     // move forward (more than) enough places to be at the end
     for (size_t i = 0; i < 8; ++i)
-        aCursor.Move(&aOutputDevice, MoveRight);
+        aCursor.Move(pOutputDevice, MoveRight);
 
     // add 4 to the end
     aCursor.InsertElement(PlusElement);
diff --git a/starmath/qa/cppunit/test_starmath.cxx b/starmath/qa/cppunit/test_starmath.cxx
index 4be2fd77ac50..5de607ce30b3 100644
--- a/starmath/qa/cppunit/test_starmath.cxx
+++ b/starmath/qa/cppunit/test_starmath.cxx
@@ -57,8 +57,8 @@ public:
 private:
     SfxBindings m_aBindings;
     std::unique_ptr<SfxDispatcher> m_pDispatcher;
-    std::unique_ptr<SmCmdBoxWindow> m_pSmCmdBoxWindow;
-    std::unique_ptr<SmEditWindow> m_pEditWindow;
+    VclPtr<SmCmdBoxWindow> m_pSmCmdBoxWindow;
+    VclPtr<SmEditWindow> m_pEditWindow;
     SmDocShellRef m_xDocShRef;
     SmViewShell *m_pViewShell;
 };
@@ -87,17 +87,17 @@ void Test::setUp()
     m_pDispatcher.reset(new SfxDispatcher(pViewFrame));
     m_aBindings.SetDispatcher(m_pDispatcher.get());
     m_aBindings.EnterRegistrations();
-    m_pSmCmdBoxWindow.reset(new SmCmdBoxWindow(&m_aBindings, NULL, NULL));
+    m_pSmCmdBoxWindow.reset(VclPtr<SmCmdBoxWindow>::Create(&m_aBindings, nullptr, nullptr));
     m_aBindings.LeaveRegistrations();
-    m_pEditWindow.reset(new SmEditWindow(*m_pSmCmdBoxWindow));
+    m_pEditWindow = VclPtr<SmEditWindow>::Create(*m_pSmCmdBoxWindow);
     m_pViewShell = m_pEditWindow->GetView();
     CPPUNIT_ASSERT_MESSAGE("Should have a SmViewShell", m_pViewShell);
 }
 
 void Test::tearDown()
 {
-    m_pEditWindow.reset();
-    m_pSmCmdBoxWindow.reset();
+    m_pEditWindow.disposeAndClear();
+    m_pSmCmdBoxWindow.disposeAndClear();
     m_pDispatcher.reset();
     m_xDocShRef->DoClose();
     m_xDocShRef.Clear();
diff --git a/starmath/source/ElementsDockingWindow.cxx b/starmath/source/ElementsDockingWindow.cxx
index 12eb670136a1..4a5118a5b789 100644
--- a/starmath/source/ElementsDockingWindow.cxx
+++ b/starmath/source/ElementsDockingWindow.cxx
@@ -224,7 +224,7 @@ SmElementsControl::SmElementsControl(vcl::Window *pParent)
     , maCurrentSetId(0)
     , mpCurrentElement(NULL)
     , mbVerticalMode(true)
-    , mxScroll(new ScrollBar(this, WB_VERT))
+    , mxScroll(VclPtr<ScrollBar>::Create(this, WB_VERT))
 {
     SetMapMode( MapMode(MAP_100TH_MM) );
     SetDrawMode( DRAWMODE_DEFAULT );
@@ -239,7 +239,14 @@ SmElementsControl::SmElementsControl(vcl::Window *pParent)
 
 SmElementsControl::~SmElementsControl()
 {
+    disposeOnce();
+}
+
+void SmElementsControl::dispose()
+{
     mpDocShell->DoClose();
+    mxScroll.disposeAndClear();
+    Control::dispose();
 }
 
 void SmElementsControl::setVerticalMode(bool bVerticalMode)
@@ -646,7 +653,7 @@ SmElementsDockingWindow::SmElementsDockingWindow(SfxBindings* pInputBindings, Sf
     SfxDockingWindow(pInputBindings, pChildWindow, pParent, "DockingElements",
         "modules/smath/ui/dockingelements.ui")
 {
-    mpElementsControl = new SmElementsControl(get<vcl::Window>("box"));
+    mpElementsControl = VclPtr<SmElementsControl>::Create(get<vcl::Window>("box"));
     mpElementsControl->set_hexpand(true);
     mpElementsControl->set_vexpand(true);
     mpElementsControl->Show();
@@ -672,7 +679,14 @@ SmElementsDockingWindow::SmElementsDockingWindow(SfxBindings* pInputBindings, Sf
 
 SmElementsDockingWindow::~SmElementsDockingWindow ()
 {
-    delete mpElementsControl;
+    disposeOnce();
+}
+
+void SmElementsDockingWindow::dispose()
+{
+    mpElementsControl.disposeAndClear();
+    mpElementListBox.clear();
+    SfxDockingWindow::dispose();
 }
 
 void SmElementsDockingWindow::ToggleFloatingMode()
@@ -755,8 +769,8 @@ SmElementsDockingWindowWrapper::SmElementsDockingWindowWrapper(
                             SfxBindings *pBindings, SfxChildWinInfo *pInfo) :
     SfxChildWindow(pParentWindow, nId)
 {
-    SmElementsDockingWindow* pDialog = new SmElementsDockingWindow(pBindings, this, pParentWindow);
-    pWindow = pDialog;
+    VclPtrInstance<SmElementsDockingWindow> pDialog(pBindings, this, pParentWindow);
+    pWindow.reset(pDialog);
     pDialog->setDeferredProperties();
     pDialog->SetPosSizePixel(Point(0, 0), Size(300, 0));
     pDialog->Show();
diff --git a/starmath/source/accessibility.hxx b/starmath/source/accessibility.hxx
index ddac5836432f..b626064647b4 100644
--- a/starmath/source/accessibility.hxx
+++ b/starmath/source/accessibility.hxx
@@ -70,7 +70,7 @@ class SmGraphicAccessible :
     /// client id in the AccessibleEventNotifier queue
     sal_uInt32                          nClientId;
 
-    SmGraphicWindow     *pWin;
+    VclPtr<SmGraphicWindow>             pWin;
 
     SmGraphicAccessible( const SmGraphicAccessible & ) SAL_DELETED_FUNCTION;
     SmGraphicAccessible & operator = ( const SmGraphicAccessible & ) SAL_DELETED_FUNCTION;
@@ -316,7 +316,7 @@ class SmEditAccessible :
 {
     OUString                                aAccName;
     ::accessibility::AccessibleTextHelper    *pTextHelper;
-    SmEditWindow                           *pWin;
+    VclPtr<SmEditWindow>                    pWin;
 
     SmEditAccessible( const SmEditAccessible & ) SAL_DELETED_FUNCTION;
     SmEditAccessible & operator = ( const SmEditAccessible & ) SAL_DELETED_FUNCTION;
diff --git a/starmath/source/dialog.cxx b/starmath/source/dialog.cxx
index b942d2bc6adc..a78f528978ef 100644
--- a/starmath/source/dialog.cxx
+++ b/starmath/source/dialog.cxx
@@ -177,6 +177,25 @@ SmPrintOptionsTabPage::SmPrintOptionsTabPage(vcl::Window *pParent, const SfxItem
     Reset(&rOptions);
 }
 
+SmPrintOptionsTabPage::~SmPrintOptionsTabPage()
+{
+    disposeOnce();
+}
+
+void SmPrintOptionsTabPage::dispose()
+{
+    m_pTitle.clear();
+    m_pText.clear();
+    m_pFrame.clear();
+    m_pSizeNormal.clear();
+    m_pSizeScaled.clear();
+    m_pSizeZoomed.clear();
+    m_pZoom.clear();
+    m_pNoRightSpaces.clear();
+    m_pSaveOnlyUsedSymbols.clear();
+    SfxTabPage::dispose();
+}
+
 
 bool SmPrintOptionsTabPage::FillItemSet(SfxItemSet* rSet)
 {
@@ -220,9 +239,9 @@ void SmPrintOptionsTabPage::Reset(const SfxItemSet* rSet)
 }
 
 
-SfxTabPage* SmPrintOptionsTabPage::Create(vcl::Window* pWindow, const SfxItemSet& rSet)
+VclPtr<SfxTabPage> SmPrintOptionsTabPage::Create(vcl::Window* pWindow, const SfxItemSet& rSet)
 {
-    return (new SmPrintOptionsTabPage(pWindow, rSet));
+    return VclPtr<SmPrintOptionsTabPage>::Create(pWindow, rSet).get();
 }
 
 /**************************************************************************/
@@ -366,6 +385,21 @@ SmFontDialog::SmFontDialog(vcl::Window * pParent, OutputDevice *pFntListDevice,
     }
 }
 
+SmFontDialog::~SmFontDialog()
+{
+    disposeOnce();
+}
+
+void SmFontDialog::dispose()
+{
+    m_pFontBox.clear();
+    m_pAttrFrame.clear();
+    m_pBoldCheckBox.clear();
+    m_pItalicCheckBox.clear();
+    m_pShowFont.clear();
+    ModalDialog::dispose();
+}
+
 namespace
 {
     void getColors(vcl::Window &rRef, ColorData &rBgCol, ColorData &rTxtCol)
@@ -441,6 +475,23 @@ SmFontSizeDialog::SmFontSizeDialog(vcl::Window * pParent)
     m_pDefaultButton->SetClickHdl(LINK(this, SmFontSizeDialog, DefaultButtonClickHdl));
 }
 
+SmFontSizeDialog::~SmFontSizeDialog()
+{
+    disposeOnce();
+}
+
+void SmFontSizeDialog::dispose()
+{
+    m_pBaseSize.clear();
+    m_pTextSize.clear();
+    m_pIndexSize.clear();
+    m_pFunctionSize.clear();
+    m_pOperatorSize.clear();
+    m_pBorderSize.clear();
+    m_pDefaultButton.clear();
+    ModalDialog::dispose();
+}
+
 
 void SmFontSizeDialog::ReadFrom(const SmFormat &rFormat)
 {
@@ -496,7 +547,7 @@ IMPL_LINK( SmFontTypeDialog, MenuSelectHdl, Menu *, pMenu )
 
     if (pActiveListBox)
     {
-        std::unique_ptr<SmFontDialog> pFontDialog(new SmFontDialog(this, pFontListDev, bHideCheckboxes));
+        ScopedVclPtrInstance<SmFontDialog> pFontDialog(this, pFontListDev, bHideCheckboxes);
 
         pActiveListBox->WriteTo(*pFontDialog);
         if (pFontDialog->Execute() == RET_OK)
@@ -538,6 +589,25 @@ SmFontTypeDialog::SmFontTypeDialog(vcl::Window * pParent, OutputDevice *pFntList
     m_pMenuButton->GetPopupMenu()->SetSelectHdl(LINK(this, SmFontTypeDialog, MenuSelectHdl));
 }
 
+SmFontTypeDialog::~SmFontTypeDialog()
+{
+    disposeOnce();
+}
+
+void SmFontTypeDialog::dispose()
+{
+    m_pVariableFont.clear();
+    m_pFunctionFont.clear();
+    m_pNumberFont.clear();
+    m_pTextFont.clear();
+    m_pSerifFont.clear();
+    m_pSansFont.clear();
+    m_pFixedFont.clear();
+    m_pMenuButton.clear();
+    m_pDefaultButton.clear();
+    ModalDialog::dispose();
+}
+
 void SmFontTypeDialog::ReadFrom(const SmFormat &rFormat)
 {
     SmModule *pp = SM_MOD();
@@ -891,8 +961,27 @@ SmDistanceDialog::SmDistanceDialog(vcl::Window *pParent)
 
 SmDistanceDialog::~SmDistanceDialog()
 {
+    disposeOnce();
+}
+
+void SmDistanceDialog::dispose()
+{
     for (int i = 0; i < NOCATEGORIES; i++)
         DELETEZ(Categories[i]);
+    m_pFrame.clear();
+    m_pFixedText1.clear();
+    m_pMetricField1.clear();
+    m_pFixedText2.clear();
+    m_pMetricField2.clear();
+    m_pFixedText3.clear();
+    m_pMetricField3.clear();
+    m_pCheckBox1.clear();
+    m_pFixedText4.clear();
+    m_pMetricField4.clear();
+    m_pMenuButton.clear();
+    m_pDefaultButton.clear();
+    m_pBitmap.clear();
+    ModalDialog::dispose();
 }
 
 void SmDistanceDialog::DataChanged( const DataChangedEvent &rEvt )
@@ -995,6 +1084,19 @@ SmAlignDialog::SmAlignDialog(vcl::Window * pParent)
     m_pDefaultButton->SetClickHdl(LINK(this, SmAlignDialog, DefaultButtonClickHdl));
 }
 
+SmAlignDialog::~SmAlignDialog()
+{
+    disposeOnce();
+}
+
+void SmAlignDialog::dispose()
+{
+    m_pLeft.clear();
+    m_pCenter.clear();
+    m_pRight.clear();
+    m_pDefaultButton.clear();
+    ModalDialog::dispose();
+}
 
 void SmAlignDialog::ReadFrom(const SmFormat &rFormat)
 {
@@ -1054,6 +1156,17 @@ SmShowSymbolSetWindow::SmShowSymbolSetWindow(vcl::Window *pParent, WinBits nStyl
     SetTextColor( aTxtColor );
 }
 
+SmShowSymbolSetWindow::~SmShowSymbolSetWindow()
+{
+    disposeOnce();
+}
+
+void SmShowSymbolSetWindow::dispose()
+{
+    m_pVScrollBar.clear();
+    Control::dispose();
+}
+
 Point SmShowSymbolSetWindow::OffsetPoint(const Point &rPoint) const
 {
     return Point(rPoint.X() + nXOffset, rPoint.Y() + nYOffset);
@@ -1181,14 +1294,26 @@ void SmShowSymbolSetWindow::setScrollbar(ScrollBar *pVScrollBar)
 
 SmShowSymbolSet::SmShowSymbolSet(vcl::Window *pParent)
     : VclHBox(pParent, false, 6)
-    , aSymbolWindow(this, WB_TABSTOP)
-    , aVScrollBar(this, WinBits(WB_VSCROLL))
+    , aSymbolWindow(VclPtr<SmShowSymbolSetWindow>::Create(this, WB_TABSTOP))
+    , aVScrollBar(VclPtr<ScrollBar>::Create(this, WinBits(WB_VSCROLL)))
+{
+    aSymbolWindow->set_hexpand(true);
+    aSymbolWindow->set_vexpand(true);
+    aSymbolWindow->setScrollbar(aVScrollBar.get());
+    aSymbolWindow->calccols();
+    aSymbolWindow->Show();
+}
+
+SmShowSymbolSet::~SmShowSymbolSet()
+{
+    disposeOnce();
+}
+
+void SmShowSymbolSet::dispose()
 {
-    aSymbolWindow.set_hexpand(true);
-    aSymbolWindow.set_vexpand(true);
-    aSymbolWindow.setScrollbar(&aVScrollBar);
-    aSymbolWindow.calccols();
-    aSymbolWindow.Show();
+    aSymbolWindow.disposeAndClear();
+    aVScrollBar.disposeAndClear();
+    VclHBox::dispose();
 }
 
 extern "C" SAL_DLLPUBLIC_EXPORT vcl::Window* SAL_CALL makeSmShowSymbolSet(vcl::Window *pParent, VclBuilder::stringmap &)
@@ -1379,7 +1504,7 @@ IMPL_LINK_NOARG( SmSymbolDialog, SymbolChangeHdl )
 
 IMPL_LINK_NOARG(SmSymbolDialog, EditClickHdl)
 {
-    std::unique_ptr<SmSymDefineDialog> pDialog(new SmSymDefineDialog(this, pFontListDev, rSymbolMgr));
+    ScopedVclPtrInstance<SmSymDefineDialog> pDialog(this, pFontListDev, rSymbolMgr);
 
     // set current symbol and SymbolSet for the new dialog
     const OUString  aSymSetName (m_pSymbolSets->GetSelectEntry()),
@@ -1483,6 +1608,21 @@ SmSymbolDialog::SmSymbolDialog(vcl::Window *pParent, OutputDevice *pFntListDevic
     m_pGetBtn->SetClickHdl(LINK(this, SmSymbolDialog, GetClickHdl));
 }
 
+SmSymbolDialog::~SmSymbolDialog()
+{
+    disposeOnce();
+}
+
+void SmSymbolDialog::dispose()
+{
+    m_pSymbolSets.clear();
+    m_pSymbolSetDisplay.clear();
+    m_pSymbolName.clear();
+    m_pSymbolDisplay.clear();
+    m_pGetBtn.clear();
+    m_pEditBtn.clear();
+    ModalDialog::dispose();
+}
 
 void SmSymbolDialog::InitColor_Impl()
 {
@@ -2032,6 +2172,31 @@ SmSymDefineDialog::SmSymDefineDialog(vcl::Window * pParent,
 
 SmSymDefineDialog::~SmSymDefineDialog()
 {
+    disposeOnce();
+}
+
+void SmSymDefineDialog::dispose()
+{
+    pSubsetMap.reset();
+    pOrigSymbol.reset();
+    pOldSymbols.clear();
+    pOldSymbolSets.clear();
+    pCharsetDisplay.clear();
+    pSymbols.clear();
+    pSymbolSets.clear();
+    pFonts.clear();
+    pFontsSubsetLB.clear();
+    pStyles.clear();
+    pOldSymbolName.clear();
+    pOldSymbolDisplay.clear();
+    pOldSymbolSetName.clear();
+    pSymbolName.clear();
+    pSymbolDisplay.clear();
+    pSymbolSetName.clear();
+    pAddBtn.clear();
+    pChangeBtn.clear();
+    pDeleteBtn.clear();
+    ModalDialog::dispose();
 }
 
 void SmSymDefineDialog::InitColor_Impl()
diff --git a/starmath/source/document.cxx b/starmath/source/document.cxx
index 73e4fa47f2d5..c96cd46c8173 100644
--- a/starmath/source/document.cxx
+++ b/starmath/source/document.cxx
@@ -531,7 +531,7 @@ SmPrinterAccess::SmPrinterAccess( SmDocShell &rDocShell )
             }
         }
     }
-    if ( 0 != (pRefDev = rDocShell.GetRefDev()) && pPrinter != pRefDev )
+    if ( !!(pRefDev = rDocShell.GetRefDev()) && pPrinter.get() != pRefDev.get() )
     {
         pRefDev->Push( PushFlags::MAPMODE );
         if ( SfxObjectCreateMode::EMBEDDED == rDocShell.GetCreateMode() )
@@ -595,7 +595,7 @@ Printer* SmDocShell::GetPrt()
 
         SmModule *pp = SM_MOD();
         pp->GetConfig()->ConfigToItemSet(*pOptions);
-        pPrinter = new SfxPrinter(pOptions);
+        pPrinter = VclPtr<SfxPrinter>::Create(pOptions);
         pPrinter->SetMapMode( MapMode(MAP_100TH_MM) );
     }
     return pPrinter;
@@ -616,7 +616,7 @@ OutputDevice* SmDocShell::GetRefDev()
 
 void SmDocShell::SetPrinter( SfxPrinter *pNew )
 {
-    delete pPrinter;
+    pPrinter.disposeAndClear();
     pPrinter = pNew;    //Transfer ownership
     pPrinter->SetMapMode( MapMode(MAP_100TH_MM) );
     SetFormulaArranged(false);
@@ -693,7 +693,7 @@ SmDocShell::~SmDocShell()
     delete pEditEngine;
     SfxItemPool::Free(pEditEngineItemPool);
     delete pTree;
-    delete pPrinter;
+    pPrinter.disposeAndClear();
 }
 
 bool SmDocShell::ConvertFrom(SfxMedium &rMedium)
@@ -989,7 +989,7 @@ void SmDocShell::Execute(SfxRequest& rReq)
                 pDev = &SM_MOD()->GetDefaultVirtualDev();
             OSL_ENSURE (pDev, "device for font list missing" );
 
-            std::unique_ptr<SmFontTypeDialog> xFontTypeDialog(new SmFontTypeDialog( NULL, pDev ));
+            VclPtrInstance< SmFontTypeDialog > xFontTypeDialog( nullptr, pDev );
 
             SmFormat aOldFormat  = GetFormat();
             xFontTypeDialog->ReadFrom( aOldFormat );
@@ -1011,7 +1011,7 @@ void SmDocShell::Execute(SfxRequest& rReq)
 
         case SID_FONTSIZE:
         {
-            std::unique_ptr<SmFontSizeDialog> xFontSizeDialog(new SmFontSizeDialog(NULL));
+            VclPtrInstance< SmFontSizeDialog > xFontSizeDialog(nullptr);
 
             SmFormat aOldFormat  = GetFormat();
             xFontSizeDialog->ReadFrom( aOldFormat );
@@ -1034,7 +1034,7 @@ void SmDocShell::Execute(SfxRequest& rReq)
 
         case SID_DISTANCE:
         {
-            std::unique_ptr<SmDistanceDialog> xDistanceDialog(new SmDistanceDialog(NULL));
+            VclPtrInstance< SmDistanceDialog > xDistanceDialog(nullptr);
 
             SmFormat aOldFormat  = GetFormat();
             xDistanceDialog->ReadFrom( aOldFormat );
@@ -1057,7 +1057,7 @@ void SmDocShell::Execute(SfxRequest& rReq)
 
         case SID_ALIGN:
         {
-            std::unique_ptr<SmAlignDialog> xAlignDialog(new SmAlignDialog(NULL));
+            VclPtrInstance< SmAlignDialog > xAlignDialog(nullptr);
 
             SmFormat aOldFormat  = GetFormat();
             xAlignDialog->ReadFrom( aOldFormat );
diff --git a/starmath/source/edit.cxx b/starmath/source/edit.cxx
index 34d4ecd29e0e..fa9ebaa138f9 100644
--- a/starmath/source/edit.cxx
+++ b/starmath/source/edit.cxx
@@ -95,7 +95,7 @@ SmEditWindow::SmEditWindow( SmCmdBoxWindow &rMyCmdBoxWin ) :
     SetMapMode(MAP_PIXEL);
 
     // Even RTL languages don't use RTL for math
-    rCmdBox.GetEditWindow().EnableRTL( false );
+    EnableRTL( false );
 
     ApplyColorConfigValues( SM_MOD()->GetColorConfig() );
 
@@ -119,6 +119,11 @@ SmEditWindow::SmEditWindow( SmCmdBoxWindow &rMyCmdBoxWin ) :
 
 SmEditWindow::~SmEditWindow()
 {
+    disposeOnce();
+}
+
+void SmEditWindow::dispose()
+{
     aModifyIdle.Stop();
 
     StartCursorMove();
@@ -127,9 +132,13 @@ SmEditWindow::~SmEditWindow()
     // must be done before EditView (and thus EditEngine) is no longer
     // available for those classes.
     if (pAccessible)
+    {
         pAccessible->ClearWin();    // make Accessible defunctional
+        pAccessible = NULL;
+        xAccessible.clear();
+    }
     // Note: memory for pAccessible will be freed when the reference
-    // xAccessible is released.
+    // xAccessible is released. FIXME: horribly redundant lifecycle ! ...
 
     if (pEditView)
     {
@@ -139,7 +148,14 @@ SmEditWindow::~SmEditWindow()
             pEditEngine->SetStatusEventHdl( Link() );
             pEditEngine->RemoveView( pEditView.get() );
         }
+        pEditView.reset();
     }
+
+    pHScrollBar.disposeAndClear();
+    pVScrollBar.disposeAndClear();
+    pScrollBox.disposeAndClear();
+
+    vcl::Window::dispose();
 }
 
 void SmEditWindow::StartCursorMove()
@@ -534,11 +550,11 @@ void SmEditWindow::CreateEditView()
         pEditEngine->InsertView( pEditView.get() );
 
         if (!pVScrollBar)
-            pVScrollBar.reset(new ScrollBar(this, WinBits(WB_VSCROLL)));
+            pVScrollBar = VclPtr<ScrollBar>::Create(this, WinBits(WB_VSCROLL));
         if (!pHScrollBar)
-            pHScrollBar.reset(new ScrollBar(this, WinBits(WB_HSCROLL)));
+            pHScrollBar = VclPtr<ScrollBar>::Create(this, WinBits(WB_HSCROLL));
         if (!pScrollBox)
-            pScrollBox.reset(new ScrollBarBox(this));
+            pScrollBox  = VclPtr<ScrollBarBox>::Create(this);
         pVScrollBar->SetScrollHdl(LINK(this, SmEditWindow, ScrollHdl));
         pHScrollBar->SetScrollHdl(LINK(this, SmEditWindow, ScrollHdl));
         pVScrollBar->EnableDrag( true );
diff --git a/starmath/source/smmod.cxx b/starmath/source/smmod.cxx
index 4c0e5e104f5d..ab09940a38ae 100644
--- a/starmath/source/smmod.cxx
+++ b/starmath/source/smmod.cxx
@@ -174,6 +174,7 @@ SmModule::~SmModule()
 {
     if (mpColorConfig)
         mpColorConfig->RemoveListener(this);
+    mpVirtualDev.disposeAndClear();
 }
 
 void SmModule::ApplyColorConfigValues( const svtools::ColorConfig &rColorCfg )
@@ -241,7 +242,7 @@ VirtualDevice &SmModule::GetDefaultVirtualDev()
 {
     if (!mpVirtualDev)
     {
-        mpVirtualDev.reset(new VirtualDevice);
+        mpVirtualDev.reset( VclPtr<VirtualDevice>::Create() );
         mpVirtualDev->SetReferenceDevice( VirtualDevice::REFDEV_MODE_MSO1 );
     }
     return *mpVirtualDev;
@@ -287,9 +288,9 @@ void SmModule::ApplyItemSet( sal_uInt16 nId, const SfxItemSet& rSet )
         GetConfig()->ItemSetToConfig(rSet);
     }
 }
-SfxTabPage*  SmModule::CreateTabPage( sal_uInt16 nId, vcl::Window* pParent, const SfxItemSet& rSet )
+VclPtr<SfxTabPage> SmModule::CreateTabPage( sal_uInt16 nId, vcl::Window* pParent, const SfxItemSet& rSet )
 {
-    SfxTabPage*  pRet = 0;
+    VclPtr<SfxTabPage> pRet;
     if(nId == SID_SM_TP_PRINTOPTIONS)
         pRet = SmPrintOptionsTabPage::Create( pParent, rSet );
     return pRet;
diff --git a/starmath/source/toolbox.cxx b/starmath/source/toolbox.cxx
index d6ff88adbab8..26a1fbe7db23 100644
--- a/starmath/source/toolbox.cxx
+++ b/starmath/source/toolbox.cxx
@@ -127,7 +127,7 @@ SmToolBoxWindow::SmToolBoxWindow(SfxBindings *pTmpBindings,
     sal_uInt16 i;
     for (i = 0;  i < NUM_TBX_CATEGORIES;  ++i)
     {
-        ToolBox *pBox = new ToolBox(get<vcl::Window>("box"), SmResId( TOOLBOX_CAT_A + i ));
+        VclPtrInstance<ToolBox> pBox(get<vcl::Window>("box"), SmResId( TOOLBOX_CAT_A + i ));
         vToolBoxCategories[i] = pBox;
         pBox->SetSelectHdl(LINK(this, SmToolBoxWindow, CmdSelectHdl));
     }
@@ -139,14 +139,24 @@ SmToolBoxWindow::SmToolBoxWindow(SfxBindings *pTmpBindings,
 
 SmToolBoxWindow::~SmToolBoxWindow()
 {
+    disposeOnce();
+}
+
+void SmToolBoxWindow::dispose()
+{
     int i;
     for (i = 0;  i < NUM_TBX_CATEGORIES;  ++i)
-    {
-        ToolBox *pBox = vToolBoxCategories[i];
-        delete pBox;
-    }
+        vToolBoxCategories[i].disposeAndClear();
+
+    pToolBoxCmd = 0;
     for (i = 0;  i < NUM_TBX_CATEGORIES + 1;  ++i)
+    {
         delete aImageLists[i];
+        aImageLists[i] = 0;
+    }
+    m_pToolBoxCat.clear();
+    pToolBoxCmd.clear();
+    SfxFloatingWindow::dispose();
 }
 
 SmViewShell * SmToolBoxWindow::GetView()
@@ -351,8 +361,8 @@ SmToolBoxWrapper::SmToolBoxWrapper(vcl::Window *pParentWindow,
 {
     eChildAlignment = SfxChildAlignment::NOALIGNMENT;
 
-    pWindow = new SmToolBoxWindow(pBindings, this, pParentWindow);
-    static_cast<SfxFloatingWindow *>(pWindow)->Initialize(pInfo);
+    pWindow.reset(VclPtr<SmToolBoxWindow>::Create(pBindings, this, pParentWindow));
+    static_cast<SfxFloatingWindow *>(pWindow.get())->Initialize(pInfo);
 }
 
 
diff --git a/starmath/source/unomodel.cxx b/starmath/source/unomodel.cxx
index f4bfcab8b8a9..74edb409a8a5 100644
--- a/starmath/source/unomodel.cxx
+++ b/starmath/source/unomodel.cxx
@@ -604,11 +604,11 @@ void SmModel::_setPropertyValues(const PropertyMapEntry** ppEntries, const Any*
                         {
                             if ( !sPrinterName.isEmpty() )
                             {
-                                SfxPrinter *pNewPrinter = new SfxPrinter ( pPrinter->GetOptions().Clone(), sPrinterName );
+                                VclPtrInstance<SfxPrinter> pNewPrinter( pPrinter->GetOptions().Clone(), sPrinterName );
                                 if (pNewPrinter->IsKnown())
                                     pDocSh->SetPrinter ( pNewPrinter );
                                 else
-                                    delete pNewPrinter;
+                                    pNewPrinter.disposeAndClear();
                             }
                         }
                         else
@@ -639,7 +639,7 @@ void SmModel::_setPropertyValues(const PropertyMapEntry** ppEntries, const Any*
                     SfxItemSet *pItemSet = new SfxItemSet( pDocSh->GetPool(), nRange );
                     SmModule *pp = SM_MOD();
                     pp->GetConfig()->ConfigToItemSet(*pItemSet);
-                    SfxPrinter *pPrinter = SfxPrinter::Create ( aStream, pItemSet );
+                    VclPtr<SfxPrinter> pPrinter = SfxPrinter::Create ( aStream, pItemSet );
 
                     pDocSh->SetPrinter( pPrinter );
                 }
@@ -1020,8 +1020,8 @@ void SAL_CALL SmModel::render(
     if (xRenderDevice.is())
     {
         VCLXDevice*   pDevice = VCLXDevice::GetImplementation( xRenderDevice );
-        OutputDevice* pOut = pDevice ? pDevice->GetOutputDevice() : NULL;
-
+        VclPtr< OutputDevice> pOut = pDevice ? pDevice->GetOutputDevice()
+                                             : VclPtr< OutputDevice >();
         if (!pOut)
             throw RuntimeException();
 
diff --git a/starmath/source/view.cxx b/starmath/source/view.cxx
index 4b22180b6ac3..e3b5f6f64df2 100644
--- a/starmath/source/view.cxx
+++ b/starmath/source/view.cxx
@@ -119,11 +119,17 @@ SmGraphicWindow::SmGraphicWindow(SmViewShell* pShell):
 
 SmGraphicWindow::~SmGraphicWindow()
 {
+    disposeOnce();
+}
+
+void SmGraphicWindow::dispose()
+{
     if (pAccessible)
         pAccessible->ClearWin();    // make Accessible defunctional
     // Note: memory for pAccessible will be freed when the reference
     // xAccessible is released.
     CaretBlinkStop();
+    ScrollableWindow::dispose();
 }
 
 void SmGraphicWindow::StateChanged( StateChangedType eType )
@@ -706,8 +712,8 @@ void SmEditController::StateChanged(sal_uInt16 nSID, SfxItemState eState, const
 SmCmdBoxWindow::SmCmdBoxWindow(SfxBindings *pBindings_, SfxChildWindow *pChildWindow,
                                vcl::Window *pParent) :
     SfxDockingWindow(pBindings_, pChildWindow, pParent, WB_MOVEABLE|WB_CLOSEABLE|WB_SIZEABLE|WB_DOCKABLE),
-    aEdit       (*this),
-    aController (aEdit, SID_TEXT, *pBindings_),
+    aEdit       (VclPtr<SmEditWindow>::Create(*this)),
+    aController (*(aEdit.get()), SID_TEXT, *pBindings_),
     bExiting    (false)
 {
     SetHelpId( HID_SMA_COMMAND_WIN );
@@ -722,8 +728,15 @@ SmCmdBoxWindow::SmCmdBoxWindow(SfxBindings *pBindings_, SfxChildWindow *pChildWi
 
 SmCmdBoxWindow::~SmCmdBoxWindow ()
 {
+    disposeOnce();
+}
+
+void SmCmdBoxWindow::dispose()
+{
     aInitialFocusTimer.Stop();
     bExiting = true;
+    aEdit.disposeAndClear();
+    SfxDockingWindow::dispose();
 }
 
 SmViewShell * SmCmdBoxWindow::GetView()
@@ -744,7 +757,7 @@ void SmCmdBoxWindow::Resize()
     DecorationView aView(this);
     aRect = aView.DrawFrame( aRect, FRAME_DRAW_IN | FRAME_DRAW_NODRAW );
 
-    aEdit.SetPosSizePixel(aRect.TopLeft(), aRect.GetSize());
+    aEdit->SetPosSizePixel(aRect.TopLeft(), aRect.GetSize());
     SfxDockingWindow::Resize();
     Invalidate();
 }
@@ -824,7 +837,7 @@ IMPL_LINK( SmCmdBoxWindow, InitialFocusTimerHdl, Timer *, EMPTYARG /*pTimer*/ )
     {
         uno::Reference< frame::XDesktop2 > xDesktop = frame::Desktop::create( comphelper::getProcessComponentContext() );
 
-        aEdit.GrabFocus();
+        aEdit->GrabFocus();
 
         bool bInPlace = GetView()->GetViewFrame()->GetFrame().IsInPlace();
         uno::Reference< frame::XFrame > xFrame( GetBindings().GetDispatcher()->GetFrame()->GetFrame().GetFrameInterface());
@@ -876,7 +889,7 @@ void SmCmdBoxWindow::ToggleFloatingMode()
 void SmCmdBoxWindow::GetFocus()
 {
     if (!bExiting)
-        aEdit.GrabFocus();
+        aEdit->GrabFocus();
 }
 
 /**************************************************************************/
@@ -889,11 +902,11 @@ SmCmdBoxWrapper::SmCmdBoxWrapper(vcl::Window *pParentWindow, sal_uInt16 nId,
                                  SfxChildWinInfo *pInfo) :
     SfxChildWindow(pParentWindow, nId)
 {
-    pWindow = new SmCmdBoxWindow(pBindings, this, pParentWindow);
+    pWindow.reset(VclPtr<SmCmdBoxWindow>::Create(pBindings, this, pParentWindow));
 
     // make window docked to the bottom initially (after first start)
     eChildAlignment = SfxChildAlignment::BOTTOM;
-    static_cast<SfxDockingWindow *>(pWindow)->Initialize(pInfo);
+    static_cast<SfxDockingWindow *>(pWindow.get())->Initialize(pInfo);
 }
 
 
@@ -936,7 +949,7 @@ SFX_IMPL_NAMED_VIEWFACTORY(SmViewShell, "Default")
 
 void SmViewShell::AdjustPosSizePixel(const Point &rPos, const Size &rSize)
 {
-    aGraphic.SetPosSizePixel(rPos, rSize);
+    aGraphic->SetPosSizePixel(rPos, rSize);
 }
 
 
@@ -1338,8 +1351,8 @@ bool SmViewShell::HasPrintOptionsPage() const
     return true;
 }
 
-SfxTabPage* SmViewShell::CreatePrintOptionsPage(vcl::Window *pParent,
-                                                const SfxItemSet &rOptions)
+VclPtr<SfxTabPage> SmViewShell::CreatePrintOptionsPage(vcl::Window *pParent,
+                                                       const SfxItemSet &rOptions)
 {
     return SmPrintOptionsTabPage::Create(pParent, rOptions);
 }
@@ -1508,16 +1521,16 @@ void SmViewShell::Execute(SfxRequest& rReq)
             break;
 
         case SID_ZOOM_OPTIMAL:
-            aGraphic.ZoomToFitInWindow();
+            aGraphic->ZoomToFitInWindow();
             break;
 
         case SID_ZOOMIN:
-            aGraphic.SetZoom(aGraphic.GetZoom() + 25);
+            aGraphic->SetZoom(aGraphic->GetZoom() + 25);
             break;
 
         case SID_ZOOMOUT:
-            SAL_WARN_IF( aGraphic.GetZoom() < 25, "starmath", "incorrect sal_uInt16 argument" );
-            aGraphic.SetZoom(aGraphic.GetZoom() - 25);
+            SAL_WARN_IF( aGraphic->GetZoom() < 25, "starmath", "incorrect sal_uInt16 argument" );
+            aGraphic->SetZoom(aGraphic->GetZoom() - 25);
             break;
 
         case SID_COPYOBJECT:
@@ -1730,7 +1743,7 @@ void SmViewShell::Execute(SfxRequest& rReq)
                 if ( !pSet )
                 {
                     SfxItemSet aSet( GetDoc()->GetPool(), SID_ATTR_ZOOM, SID_ATTR_ZOOM);
-                    aSet.Put( SvxZoomItem( SvxZoomType::PERCENT, aGraphic.GetZoom()));
+                    aSet.Put( SvxZoomItem( SvxZoomType::PERCENT, aGraphic->GetZoom()));
                     SvxAbstractDialogFactory* pFact = SvxAbstractDialogFactory::Create();
                     if(pFact)
                     {
@@ -1747,11 +1760,11 @@ void SmViewShell::Execute(SfxRequest& rReq)
                     switch( rZoom.GetType() )
                     {
                         case SvxZoomType::PERCENT:
-                            aGraphic.SetZoom((sal_uInt16)rZoom.GetValue ());
+                            aGraphic->SetZoom((sal_uInt16)rZoom.GetValue ());
                             break;
 
                         case SvxZoomType::OPTIMAL:
-                            aGraphic.ZoomToFitInWindow();
+                            aGraphic->ZoomToFitInWindow();
                             break;
 
                         case SvxZoomType::PAGEWIDTH:
@@ -1766,7 +1779,7 @@ void SmViewShell::Execute(SfxRequest& rReq)
                             Size       GraphicSize(pPrinter->LogicToPixel(GetDoc()->GetSize(), aMap));
                             sal_uInt16     nZ = (sal_uInt16) std::min((long)Fraction(OutputSize.Width()  * 100L, GraphicSize.Width()),
                                                          (long)Fraction(OutputSize.Height() * 100L, GraphicSize.Height()));
-                            aGraphic.SetZoom (nZ);
+                            aGraphic->SetZoom (nZ);
                             break;
                         }
                         default:
@@ -1785,7 +1798,7 @@ void SmViewShell::Execute(SfxRequest& rReq)
             if ( pArgs && SfxItemState::SET == pArgs->GetItemState(SID_ATTR_ZOOMSLIDER, true, &pItem ) )
             {
                 const sal_uInt16 nCurrentZoom = static_cast<const SvxZoomSliderItem *>(pItem)->GetValue();
-                aGraphic.SetZoom( nCurrentZoom );
+                aGraphic->SetZoom( nCurrentZoom );
             }
         }
         break;
@@ -1858,7 +1871,7 @@ void SmViewShell::GetState(SfxItemSet &rSet)
             break;
 
         case SID_ATTR_ZOOM:
-            rSet.Put(SvxZoomItem( SvxZoomType::PERCENT, aGraphic.GetZoom()));
+            rSet.Put(SvxZoomItem( SvxZoomType::PERCENT, aGraphic->GetZoom()));
             /* no break here */
         case SID_ZOOMIN:
         case SID_ZOOMOUT:
@@ -1869,7 +1882,7 @@ void SmViewShell::GetState(SfxItemSet &rSet)
 
         case SID_ATTR_ZOOMSLIDER :
             {
-                const sal_uInt16 nCurrentZoom = aGraphic.GetZoom();
+                const sal_uInt16 nCurrentZoom = aGraphic->GetZoom();
                 SvxZoomSliderItem aZoomSliderItem( nCurrentZoom, MINZOOM, MAXZOOM );
                 aZoomSliderItem.AddSnappingPoint( 100 );
                 rSet.Put( aZoomSliderItem );
@@ -1927,13 +1940,13 @@ void SmViewShell::GetState(SfxItemSet &rSet)
 SmViewShell::SmViewShell(SfxViewFrame *pFrame_, SfxViewShell *)
     : SfxViewShell(pFrame_, SfxViewShellFlags::HAS_PRINTOPTIONS | SfxViewShellFlags::CAN_PRINT)
     , pImpl(new SmViewShell_Impl)
-    , aGraphic(this)
-    , aGraphicController(aGraphic, SID_GAPHIC_SM, pFrame_->GetBindings())
+    , aGraphic(VclPtr<SmGraphicWindow>::Create(this))
+    , aGraphicController(*aGraphic.get(), SID_GAPHIC_SM, pFrame_->GetBindings())
     , bPasteState(false)
     , bInsertIntoEditWindow(false)
 {
     SetStatusText(OUString());
-    SetWindow(&aGraphic);
+    SetWindow(aGraphic.get());
     SfxShell::SetName(OUString("SmView"));
     SfxShell::SetUndoManager( &GetDoc()->GetEditEngine().GetUndoManager() );
     SetHelpId( HID_SMA_VIEWSHELL_DOCUMENT );
@@ -1948,6 +1961,7 @@ SmViewShell::~SmViewShell()
     SmEditWindow *pEditWin = GetEditWindow();
     if (pEditWin)
         pEditWin->DeleteEditView( *this );
+    aGraphic.disposeAndClear();
 }
 
 void SmViewShell::Deactivate( bool bIsMDIActivate )