use a std::unique_ptr

Change-Id: I23fdc5f86d8fb9da3c74fab4e47636600fa408b7

sw/source/ui/misc/outline.cxx

@@ -167,7 +167,7 @@ SwOutlineTabDialog::SwOutlineTabDialog(vcl::Window* pParent, const SfxItemSet* p
     pUserButton->SetClickHdl(LINK(this, SwOutlineTabDialog, FormHdl));
     pUserButton->SetAccessibleRole( css::accessibility::AccessibleRole::BUTTON_MENU );
 
-    pNumRule = new SwNumRule( *rSh.GetOutlineNumRule() );
+    xNumRule.reset(new SwNumRule(*rSh.GetOutlineNumRule()));
     GetCancelButton().SetClickHdl(LINK(this, SwOutlineTabDialog, CancelHdl));
 
     m_nNumPosId = AddTabPage("position", &SwNumPositionTabPage::Create, nullptr);
@@ -208,7 +208,7 @@ SwOutlineTabDialog::~SwOutlineTabDialog()
 
 void SwOutlineTabDialog::dispose()
 {
-    delete pNumRule;
+    xNumRule.reset();
     SfxTabDialog::dispose();
 }
 
@@ -294,7 +294,7 @@ IMPL_LINK( SwOutlineTabDialog, MenuSelectHdl, Menu *, pMenu, bool )
         {
             const OUString aName(pDlg->GetName());
             pChapterNumRules->ApplyNumRules( SwNumRulesWithName(
-                    *pNumRule, aName ), pDlg->GetCurEntryPos() );
+                    *xNumRule, aName ), pDlg->GetCurEntryPos() );
             pMenu->SetItemText(pMenu->GetItemId(pDlg->GetCurEntryPos()), aName);
         }
         return false;
@@ -305,11 +305,11 @@ IMPL_LINK( SwOutlineTabDialog, MenuSelectHdl, Menu *, pMenu, bool )
         const SwNumRulesWithName *pRules = pChapterNumRules->GetRules( nLevelNo );
         if( pRules )
         {
-            *pNumRule = pRules->MakeNumRule(rWrtSh);
-            pNumRule->SetRuleType( OUTLINE_RULE );
+            *xNumRule = pRules->MakeNumRule(rWrtSh);
+            xNumRule->SetRuleType( OUTLINE_RULE );
         }
         else
-            *pNumRule = *rWrtSh.GetOutlineNumRule();
+            *xNumRule = *rWrtSh.GetOutlineNumRule();
     }
 
     sal_uInt16  nPageId = GetCurPageId();
@@ -406,7 +406,7 @@ short SwOutlineTabDialog::Ok()
         }
     }
 
-    rWrtSh.SetOutlineNumRule( *pNumRule);
+    rWrtSh.SetOutlineNumRule(*xNumRule);
 
     // #i30443#
     rWrtSh.EndAction();

sw/source/uibase/inc/outline.hxx

@@ -52,7 +52,7 @@ class SwOutlineTabDialog : public SfxTabDialog
     OUString            aCollNames[MAXLEVEL];
 
     SwWrtShell&         rWrtSh;
-    SwNumRule*          pNumRule;
+    std::unique_ptr<SwNumRule>  xNumRule;
     SwChapterNumRules*  pChapterNumRules;
 
     bool                bModified : 1;
@@ -72,7 +72,7 @@ public:
         virtual ~SwOutlineTabDialog() override;
     virtual void        dispose() override;
 
-    SwNumRule*          GetNumRule() {return pNumRule;}
+    SwNumRule*          GetNumRule() { return xNumRule.get(); }
     sal_uInt16          GetLevel(const OUString &rFormatName) const;
     OUString*           GetCollNames() {return aCollNames;}