sd: implement vcl::ITiledRenderable::getWindow()

(cherry picked from commit 8522948b)

Conflicts:
	sd/source/ui/inc/unomodel.hxx

Change-Id: I8bc7316d9304d9e764ee846fe3af34599bf6fc35

sd/source/ui/inc/unomodel.hxx

@@ -258,6 +258,8 @@ public:
     virtual void setGraphicSelection(int nType, int nX, int nY) SAL_OVERRIDE;
     /// @see lok::Document::resetSelection().
     virtual void resetSelection() SAL_OVERRIDE;
+    /// @see vcl::ITiledRenderable::getWindow().
+    virtual vcl::Window* getWindow() SAL_OVERRIDE;
 
     // XComponent
 

sd/source/ui/unoidl/unomodel.cxx

@@ -2539,6 +2539,17 @@ void SdXImpressDocument::resetSelection()
     pSdrView->UnmarkAll();
 }
 
+vcl::Window* SdXImpressDocument::getWindow()
+{
+    SolarMutexGuard aGuard;
+
+    DrawViewShell* pViewShell = GetViewShell();
+    if (!pViewShell)
+        return 0;
+
+    return pViewShell->GetActiveWindow();
+}
+
 uno::Reference< i18n::XForbiddenCharacters > SdXImpressDocument::getForbiddenCharsTable()
 {
     uno::Reference< i18n::XForbiddenCharacters > xForb(mxForbidenCharacters);