gnome-documents: rework SfxPickList as pimpl

and call impl dtor with SolarMutex held

Change-Id: I06931ca9ab4384a5e3c255847cf3533ed03b77dc
Reviewed-on: https://gerrit.libreoffice.org/37395
Reviewed-by: Caolán McNamara <caolanm@redhat.com>
Tested-by: Caolán McNamara <caolanm@redhat.com>

2 files changed, 41 insertions, 26 deletions

diff --git a/sfx2/source/appl/sfxpicklist.cxx b/sfx2/source/appl/sfxpicklist.cxx
index 9e9bf33adc4f..90ee46f4e480 100644
--- a/sfx2/source/appl/sfxpicklist.cxx
+++ b/sfx2/source/appl/sfxpicklist.cxx
@@ -81,7 +81,25 @@ namespace
         : public rtl::Static<osl::Mutex, thePickListMutex> {};
 }
 
-void SfxPickList::AddDocumentToPickList( SfxObjectShell* pDocSh )
+class SfxPickListImpl : public SfxListener
+{
+private:
+    sal_uInt32 m_nAllowedMenuSize;
+    css::uno::Reference< css::util::XStringWidth > m_xStringLength;
+
+    /**
+     * Adds the given document to the pick list (recent documents) if it satisfies
+       certain requirements, e.g. being writable. Check implementation for requirement
+       details.
+     */
+    static void         AddDocumentToPickList( SfxObjectShell* pDocShell );
+
+public:
+    SfxPickListImpl(sal_uInt32 nMenuSize);
+    virtual void Notify( SfxBroadcaster& rBC, const SfxHint& rHint ) override;
+};
+
+void SfxPickListImpl::AddDocumentToPickList( SfxObjectShell* pDocSh )
 {
     if (pDocSh->IsAvoidRecentDocs() || comphelper::LibreOfficeKit::isActive())
         return;
@@ -165,12 +183,23 @@ void SfxPickList::AddDocumentToPickList( SfxObjectShell* pDocSh )
                                                                  (pFilter) ? pFilter->GetServiceName() : OUString() );
 }
 
+SfxPickList::SfxPickList(sal_uInt32 nAllowedMenuSize)
+    : mxImpl(new SfxPickListImpl(nAllowedMenuSize))
+{
+}
+
+SfxPickList::~SfxPickList()
+{
+    std::unique_ptr<SolarMutexGuard> xGuard(comphelper::SolarMutex::get() ? new SolarMutexGuard : nullptr);
+    mxImpl.reset();
+}
+
 void SfxPickList::ensure()
 {
     static SfxPickList aUniqueInstance(SvtHistoryOptions().GetSize(ePICKLIST));
 }
 
-SfxPickList::SfxPickList( sal_uInt32 nAllowedMenuSize ) :
+SfxPickListImpl::SfxPickListImpl( sal_uInt32 nAllowedMenuSize ) :
     m_nAllowedMenuSize( nAllowedMenuSize )
 {
     m_xStringLength = new StringLength;
@@ -178,12 +207,7 @@ SfxPickList::SfxPickList( sal_uInt32 nAllowedMenuSize ) :
     StartListening( *SfxGetpApp() );
 }
 
-SfxPickList::~SfxPickList()
-{
-}
-
-
-void SfxPickList::Notify( SfxBroadcaster&, const SfxHint& rHint )
+void SfxPickListImpl::Notify( SfxBroadcaster&, const SfxHint& rHint )
 {
     const SfxOpenUrlHint* pOpenUrlHint = dynamic_cast<const SfxOpenUrlHint*>(&rHint);
     if ( pOpenUrlHint )
diff --git a/sfx2/source/inc/sfxpicklist.hxx b/sfx2/source/inc/sfxpicklist.hxx
index b1e86b084f75..cf257d9b4ccf 100644
--- a/sfx2/source/inc/sfxpicklist.hxx
+++ b/sfx2/source/inc/sfxpicklist.hxx
@@ -29,25 +29,16 @@
 
 #define PICKLIST_MAXSIZE  100
 
-class SfxPickList : public SfxListener
-{
-    sal_uInt32                      m_nAllowedMenuSize;
-    css::uno::Reference< css::util::XStringWidth > m_xStringLength;
-
-                            SfxPickList( sal_uInt32 nMenuSize );
-                            virtual ~SfxPickList() override;
-
-    /**
-     * Adds the given document to the pick list (recent documents) if it satisfies
-       certain requirements, e.g. being writable. Check implementation for requirement
-       details.
-     */
-    static void             AddDocumentToPickList( SfxObjectShell* pDocShell );
+class SfxPickListImpl;
 
-    public:
-        static void ensure();
-
-        virtual void        Notify( SfxBroadcaster& rBC, const SfxHint& rHint ) override;
+class SfxPickList
+{
+private:
+    std::unique_ptr<SfxPickListImpl> mxImpl;
+public:
+    SfxPickList(sal_uInt32 nAllowedMenuSize);
+    static void ensure();
+    ~SfxPickList();
 };
 
 #endif // INCLUDED_SFX2_SOURCE_INC_SFXPICKLIST_HXX