Fix warnings about unused variables

iso/kisofile.h

@@ -51,7 +51,6 @@ private:
     char m_algo[2], m_parms[2];
     long long m_realsize;
     int m_adate, m_cdate;
-    long long m_curpos;
 };
 
 #endif

krusader/DiskUsage/dulines.cpp

@@ -125,18 +125,17 @@ public:
 class DULinesItem : public QTreeWidgetItem
 {
 public:
-    DULinesItem(DiskUsage *diskUsageIn, File *fileItem, QTreeWidget * parent, const QString& label1,
+    DULinesItem(File *fileItem, QTreeWidget * parent, const QString& label1,
                 const QString& label2, const QString& label3) : QTreeWidgetItem(parent),
-            diskUsage(diskUsageIn), file(fileItem) {
+            file(fileItem) {
         setText(0, label1);
         setText(1, label2);
         setText(2, label3);
 
         setTextAlignment(1, Qt::AlignRight);
     }
-    DULinesItem(DiskUsage *diskUsageIn, File *fileItem, QTreeWidget * parent, QTreeWidgetItem * after,
-                const QString& label1, const QString& label2, const QString& label3) : QTreeWidgetItem(parent, after),
-            diskUsage(diskUsageIn), file(fileItem) {
+    DULinesItem(File *fileItem, QTreeWidget * parent, QTreeWidgetItem * after,
+                const QString& label1, const QString& label2, const QString& label3) : QTreeWidgetItem(parent, after), file(fileItem) {
         setText(0, label1);
         setText(1, label2);
         setText(2, label3);
@@ -168,7 +167,6 @@ public:
     }
 
 private:
-    DiskUsage *diskUsage;
     File *file;
 };
 
@@ -284,9 +282,9 @@ void DULines::slotDirChanged(Directory *dirEntry)
         QString fileName = item->name();
 
         if (lastItem == nullptr)
-            lastItem = new DULinesItem(diskUsage, item, this, "", item->percent() + "  ", fileName);
+            lastItem = new DULinesItem(item, this, "", item->percent() + "  ", fileName);
         else
-            lastItem = new DULinesItem(diskUsage, item, this, lastItem, "", item->percent() + "  ", fileName);
+            lastItem = new DULinesItem(item, this, lastItem, "", item->percent() + "  ", fileName);
 
         if (item->isExcluded())
             lastItem->setHidden(true);

krusader/GUI/mediabutton.cpp

@@ -144,7 +144,6 @@ void MediaButton::createMediaList()
 
     for (auto & it : possibleMountList) {
         if (krMtMan.networkFilesystem(it->mountType())) {
-            QString path = it->mountPoint();
             bool mounted = false;
 
             for (auto & it2 : currentMountList) {
@@ -175,7 +174,6 @@ bool MediaButton::getNameAndIcon(Solid::Device & device, QString &name, QIcon &i
     if (access == nullptr)
         return false;
 
-    QString udi     = device.udi();
     QString label   = i18nc("Unknown label", "Unknown");
     bool    mounted = access->isAccessible();
     QString path    = access->filePath();

krusader/KViewer/krviewer.cpp

@@ -227,7 +227,6 @@ void KrViewer::createGUI(KParts::Part* part)
     }
 
     // and "fix" the menubar
-    QList<QAction *> actList = menuBar()->actions();
     viewerMenu->setTitle(i18n("&KrViewer"));
     QAction * act = menuBar() ->addMenu(viewerMenu);
     act->setData(QVariant(70));

krusader/Panel/krfiletreeview.cpp

@@ -54,7 +54,7 @@
 class KrDirModel : public KDirModel
 {
 public:
-    KrDirModel(QWidget *parent, KrFileTreeView *ftv) : KDirModel(parent), fileTreeView(ftv) {}
+    KrDirModel(QWidget *parent) : KDirModel(parent) {}
 
 protected:
     Qt::ItemFlags flags(const QModelIndex &index) const override
@@ -64,9 +64,6 @@ protected:
             itflags &= ~Qt::ItemIsDropEnabled;
         return itflags;
     }
-
-private:
-    KrFileTreeView *fileTreeView;
 };
 
 class TreeStyle : public QProxyStyle
@@ -88,7 +85,7 @@ public:
 KrFileTreeView::KrFileTreeView(QWidget *parent)
     : QTreeView(parent), mStartTreeFromCurrent(false), mStartTreeFromPlace(true)
 {
-    mSourceModel = new KrDirModel(this, this);
+    mSourceModel = new KrDirModel(this);
     mSourceModel->dirLister()->setDirOnlyMode(true);
 
     mProxyModel = new KDirSortFilterProxyModel(this);