Remove obsolete code

CMakeLists.txt

@@ -11,7 +11,9 @@ project(gwenview VERSION ${RELEASE_SERVICE_VERSION})
 set(CMAKE_MODULE_PATH ${CMAKE_SOURCE_DIR}/cmake )
 
 set (QT_MIN_VERSION "5.15.0")
-set (KF5_MIN_VERSION "5.79.0")
+set (KF5_MIN_VERSION "5.84.0")
+set(KDE_COMPILERSETTINGS_LEVEL "5.82")
+
 
 find_package(ECM ${KF5_MIN_VERSION} REQUIRED NO_MODULE)
 

app/fileopscontextmanageritem.cpp

@@ -81,11 +81,7 @@ void FileOpsContextManagerItem::updateServiceList()
         }
     }
 
-#if KIO_VERSION >= QT_VERSION_CHECK(5, 83, 0)
     mServiceList = KFileItemActions::associatedApplications(mimeTypes);
-#else
-    mServiceList = KFileItemActions::associatedApplications(mimeTypes, QString());
-#endif
 }
 
 QMimeData *FileOpsContextManagerItem::selectionMimeData()

app/mainwindow.cpp

@@ -1692,11 +1692,7 @@ void MainWindow::showConfigDialog()
 
 void MainWindow::configureShortcuts()
 {
-#if KXMLGUI_VERSION >= QT_VERSION_CHECK(5, 84, 0)
     guiFactory()->showConfigureShortcutsDialog();
-#else
-    guiFactory()->configureShortcuts();
-#endif
 }
 
 void MainWindow::toggleMenuBar()

lib/invisiblebuttongroup.cpp

@@ -40,13 +40,8 @@ InvisibleButtonGroup::InvisibleButtonGroup(QWidget *parent)
     hide();
     d->mGroup = new QButtonGroup(this);
     d->mGroup->setExclusive(true);
-#if QT_VERSION >= QT_VERSION_CHECK(5, 15, 0)
     connect(d->mGroup,
             &QButtonGroup::idClicked,
-#else
-    connect(d->mGroup,
-            QOverload<int>::of(&QButtonGroup::buttonClicked),
-#endif
             this,
             &InvisibleButtonGroup::selectionChanged);
 }