loplugin:useuniqueptr in filepicker

Change-Id: I367bea33bdb9ea3132d3ed079a16b516498b4fcc
Reviewed-on: https://gerrit.libreoffice.org/49947Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>

fpicker/source/office/OfficeFilePicker.cxx

@@ -407,7 +407,7 @@ void SvtFilePicker::ensureFilterList( const OUString& _rInitialCurrentFilter )
 {
     if ( !m_pFilterList )
     {
-        m_pFilterList = new FilterList;
+        m_pFilterList.reset( new FilterList );
 
         // set the first filter to the current filter
         if ( m_aCurrentFilter.isEmpty() )
@@ -419,22 +419,13 @@ void SvtFilePicker::ensureFilterList( const OUString& _rInitialCurrentFilter )
 // class SvtFilePicker
 
 SvtFilePicker::SvtFilePicker()
-    :m_pFilterList      ( nullptr )
-    ,m_pElemList        ( nullptr )
-    ,m_bMultiSelection  ( false )
+    :m_bMultiSelection  ( false )
     ,m_nServiceType     ( TemplateDescription::FILEOPEN_SIMPLE )
 {
 }
 
 SvtFilePicker::~SvtFilePicker()
 {
-    if ( m_pFilterList && !m_pFilterList->empty() )
-        m_pFilterList->erase( m_pFilterList->begin(), m_pFilterList->end() );
-    delete m_pFilterList;
-
-    if ( m_pElemList && !m_pElemList->empty() )
-        m_pElemList->erase( m_pElemList->begin(), m_pElemList->end() );
-    delete m_pElemList;
 }
 
 
@@ -629,7 +620,7 @@ void SAL_CALL SvtFilePicker::setValue( sal_Int16 nElementID,
     else
     {
         if ( !m_pElemList )
-            m_pElemList = new ElementList;
+            m_pElemList.reset( new ElementList );
 
         bool bFound = false;
         ElementList::iterator aListIter;
@@ -705,7 +696,7 @@ void SAL_CALL SvtFilePicker::setLabel( sal_Int16 nLabelID, const OUString& rValu
     else
     {
         if ( !m_pElemList )
-            m_pElemList = new ElementList;
+            m_pElemList.reset( new ElementList );
 
         bool bFound = false;
         ElementList::iterator aListIter;
@@ -776,7 +767,7 @@ void SAL_CALL SvtFilePicker::enableControl( sal_Int16 nElementID, sal_Bool bEnab
     else
     {
         if ( !m_pElemList )
-            m_pElemList = new ElementList;
+            m_pElemList.reset( new ElementList );
 
         bool bFound = false;
         ElementList::iterator aListIter;

fpicker/source/office/OfficeFilePicker.hxx

@@ -61,8 +61,10 @@ class SvtFilePicker :public SvtFilePicker_Base
                     ,public ::svt::IFilePickerListener
 {
 protected:
-    FilterList*         m_pFilterList;
-    ElementList*        m_pElemList;
+    std::unique_ptr<FilterList>
+                        m_pFilterList;
+    std::unique_ptr<ElementList>
+                        m_pElemList;
 
     bool                m_bMultiSelection;
     sal_Int16           m_nServiceType;

fpicker/source/office/iodlg.cxx

@@ -119,7 +119,7 @@ namespace
     OUString getMostCurrentFilter( std::unique_ptr<SvtExpFileDlg_Impl> const & pImpl )
     {
         assert( pImpl && "invalid impl pointer" );
-        const SvtFileDialogFilter_Impl* pFilter = pImpl->_pUserFilter;
+        const SvtFileDialogFilter_Impl* pFilter = pImpl->_pUserFilter.get();
 
         if ( !pFilter )
             pFilter = pImpl->GetCurFilter();
@@ -768,8 +768,7 @@ IMPL_LINK_NOARG( SvtFileDialog, NewFolderHdl_Impl, Button*, void)
 void SvtFileDialog::createNewUserFilter( const OUString& _rNewFilter )
 {
     // delete the old user filter and create a new one
-    DELETEZ( pImpl->_pUserFilter );
-    pImpl->_pUserFilter = new SvtFileDialogFilter_Impl( _rNewFilter, _rNewFilter );
+    pImpl->_pUserFilter.reset( new SvtFileDialogFilter_Impl( _rNewFilter, _rNewFilter ) );
 
     // remember the extension
     bool bIsAllFiles = _rNewFilter == FILEDIALOG_FILTER_ALL;
@@ -910,7 +909,7 @@ void SvtFileDialog::OpenHdl_Impl(void const * pVoid)
     // MBA->PB: ?!
     if ( aFileName.isEmpty() && pVoid == pImpl->_pEdFileName && pImpl->_pUserFilter )
     {
-        DELETEZ( pImpl->_pUserFilter );
+        pImpl->_pUserFilter.reset();
         return;
     }
 
@@ -1181,7 +1180,7 @@ IMPL_LINK_NOARG( SvtFileDialog, FilterSelectHdl_Impl, ListBox&, void )
         {
             // Store the old filter for the auto extension handling
             OUString sLastFilterExt = pImpl->GetCurFilter()->GetExtension();
-            DELETEZ( pImpl->_pUserFilter );
+            pImpl->_pUserFilter.reset();
 
             // if applicable remove filter of the user
             pImpl->SetCurFilter( pSelectedFilter, sSelectedFilterDisplayName );

fpicker/source/office/iodlgimp.cxx

@@ -215,7 +215,7 @@ SvtExpFileDlg_Impl::SvtExpFileDlg_Impl()   :
 SvtExpFileDlg_Impl::~SvtExpFileDlg_Impl()
 {
     _pBtnUp.disposeAndClear();
-    delete _pUserFilter;
+    _pUserFilter.reset();
     _pPlaces.disposeAndClear();
 }
 

fpicker/source/office/iodlgimp.hxx

@@ -123,7 +123,7 @@ private:
 
 public:
     SvtFileDialogFilterList_Impl    m_aFilter;
-    SvtFileDialogFilter_Impl*       _pUserFilter;
+    std::unique_ptr<SvtFileDialogFilter_Impl> _pUserFilter;
 
     VclPtr<FixedText>                      _pFtFileName;
     VclPtr<SvtURLBox>                      _pEdFileName;