Allow to use method from expery widget too

CMakeLists.txt

 cmake_minimum_required(VERSION 3.5)
-set(PIM_VERSION "5.15.47")
+set(PIM_VERSION "5.15.48")
 
 project(mailcommon VERSION ${PIM_VERSION})
 

src/collectionpage/collectionexpirypage.cpp

@@ -33,8 +33,7 @@ CollectionExpiryPage::~CollectionExpiryPage()
 
 bool CollectionExpiryPage::canHandle(const Akonadi::Collection &col) const
 {
-    QSharedPointer<FolderSettings> fd = FolderSettings::forCollection(col, false);
-    return fd->canDeleteMessages() && !fd->isStructural() && !MailCommon::Util::isVirtualCollection(col);
+    return CollectionExpiryWidget::canHandle(col);
 }
 
 void CollectionExpiryPage::init()

src/collectionpage/collectionexpirywidget.cpp

@@ -244,3 +244,9 @@ void CollectionExpiryWidget::save(Akonadi::Collection &collection, bool saveSett
     const CollectionExpirySettings collectionExpirySettings = settings();
     save(collectionExpirySettings, collection, saveSettings, expireNow);
 }
+
+bool CollectionExpiryWidget::canHandle(const Akonadi::Collection &col)
+{
+    QSharedPointer<FolderSettings> fd = FolderSettings::forCollection(col, false);
+    return fd->canDeleteMessages() && !fd->isStructural() && !MailCommon::Util::isVirtualCollection(col);
+}

src/collectionpage/collectionexpirywidget.h

@@ -50,6 +50,7 @@ public:
     void save(const CollectionExpirySettings &collectionExpirySettings, Akonadi::Collection &collection, bool saveSettings, bool expireNow);
     Q_REQUIRED_RESULT CollectionExpirySettings settings() const;
     void hideExpireNowButton();
+    static Q_REQUIRED_RESULT bool canHandle(const Akonadi::Collection &col);
 Q_SIGNALS:
     void saveAndExpireRequested();
     void configChanged(bool changed = true);