tdf#135244: move LockAllViews to SfxObjectShell

... so that it may be called from SfxObjectShell::SaveTo_Impl, and
handle export cases in addition to save (as) handled in tdf#41063.

Change-Id: Ie39196656dd1a95dcb6bab3ae8138c2f5c8729e6
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/99714
Tested-by: Jenkins
Reviewed-by: Mike Kaganski <mike.kaganski@collabora.com>

4 files changed, 28 insertions, 11 deletions

diff --git a/include/sfx2/objsh.hxx b/include/sfx2/objsh.hxx
index 4db1c5769e80..35210463240e 100644
--- a/include/sfx2/objsh.hxx
+++ b/include/sfx2/objsh.hxx
@@ -215,6 +215,13 @@ protected:
     // helper method
     void AddToRecentlyUsedList();
 
+    // Parent class for actual guard objects that would do useful work
+    class LockAllViewsGuard
+    {
+    public:
+        virtual ~LockAllViewsGuard() {}
+    };
+
 public:
                                 SFX_DECL_INTERFACE(SFX_INTERFACE_SFXDOCSH)
 
@@ -746,6 +753,13 @@ public:
 
     /** override this if you have a XmlIdRegistry. */
     virtual const sfx2::IXmlIdRegistry* GetXmlIdRegistry() const { return nullptr; }
+
+    // Lock all unlocked views, and returns a guard object which unlocks those views when destructed
+    virtual std::unique_ptr<LockAllViewsGuard> LockAllViews()
+    {
+        return std::make_unique<LockAllViewsGuard>();
+    }
+
 };
 
 #define SFX_GLOBAL_CLASSID \
diff --git a/sfx2/source/doc/objstor.cxx b/sfx2/source/doc/objstor.cxx
index 36f58416a9e9..4b58cbe14ecb 100644
--- a/sfx2/source/doc/objstor.cxx
+++ b/sfx2/source/doc/objstor.cxx
@@ -1154,6 +1154,8 @@ bool SfxObjectShell::SaveTo_Impl
     UpdateDocInfoForSave();
 
     ModifyBlocker_Impl aMod(this);
+    // tdf#41063, tdf#135244: prevent jumping to cursor at any temporary modification
+    auto aViewGuard(LockAllViews());
 
     std::shared_ptr<const SfxFilter> pFilter = rMedium.GetFilter();
     if ( !pFilter )
diff --git a/sw/inc/docsh.hxx b/sw/inc/docsh.hxx
index 291b20455c17..ba0a823ed258 100644
--- a/sw/inc/docsh.hxx
+++ b/sw/inc/docsh.hxx
@@ -322,16 +322,19 @@ public:
     void CallAutomationDocumentEventSinks(const OUString& Method, css::uno::Sequence< css::uno::Any >& Arguments);
     void RegisterAutomationDocumentObject(css::uno::Reference< ooo::vba::word::XDocument > const& xDocument);
 
-    class LockAllViewsGuard
+    // Lock all unlocked views, and returns a guard object which unlocks those views when destructed
+    virtual std::unique_ptr<LockAllViewsGuard> LockAllViews() override;
+
+protected:
+    class LockAllViewsGuard_Impl : public LockAllViewsGuard
     {
         std::vector<SwViewShell*> m_aViewWasUnLocked;
 
     public:
-        explicit LockAllViewsGuard(SwViewShell* pViewShell);
-        ~LockAllViewsGuard();
+        explicit LockAllViewsGuard_Impl(SwViewShell* pViewShell);
+        ~LockAllViewsGuard_Impl();
     };
-    // Lock all unlocked views, and returns a guard object which unlocks those views when destructed
-    std::unique_ptr<LockAllViewsGuard> LockAllViews();
+
 };
 
 /** Find the right DocShell and create a new one:
diff --git a/sw/source/uibase/app/docsh.cxx b/sw/source/uibase/app/docsh.cxx
index 083b4ec6c648..a6a56fb33366 100644
--- a/sw/source/uibase/app/docsh.cxx
+++ b/sw/source/uibase/app/docsh.cxx
@@ -380,7 +380,7 @@ bool SwDocShell::Save()
     return !nErr.IsError();
 }
 
-SwDocShell::LockAllViewsGuard::LockAllViewsGuard(SwViewShell* pViewShell)
+SwDocShell::LockAllViewsGuard_Impl::LockAllViewsGuard_Impl(SwViewShell* pViewShell)
 {
     if (!pViewShell)
         return;
@@ -394,23 +394,21 @@ SwDocShell::LockAllViewsGuard::LockAllViewsGuard(SwViewShell* pViewShell)
     }
 }
 
-SwDocShell::LockAllViewsGuard::~LockAllViewsGuard()
+SwDocShell::LockAllViewsGuard_Impl::~LockAllViewsGuard_Impl()
 {
     for (SwViewShell* pShell : m_aViewWasUnLocked)
         pShell->LockView(false);
 }
 
-std::unique_ptr<SwDocShell::LockAllViewsGuard> SwDocShell::LockAllViews()
+std::unique_ptr<SfxObjectShell::LockAllViewsGuard> SwDocShell::LockAllViews()
 {
-    return std::make_unique<LockAllViewsGuard>(GetEditShell());
+    return std::make_unique<LockAllViewsGuard_Impl>(GetEditShell());
 }
 
 // Save using the Defaultformat
 bool SwDocShell::SaveAs( SfxMedium& rMedium )
 {
     SwWait aWait( *this, true );
-    // tdf#41063: prevent jumping to cursor at any temporary modification
-    auto aViewGuard(LockAllViews());
     //#i3370# remove quick help to prevent saving of autocorrection suggestions
     if (m_pView)
         m_pView->GetEditWin().StopQuickHelp();