[Spreadsheet] Clean up compilation warnings

src/Mod/Spreadsheet/Gui/LineEdit.cpp

@@ -35,13 +35,13 @@ using namespace SpreadsheetGui;
 LineEdit::LineEdit(QWidget *parent)
     : Gui::ExpressionLineEdit(parent, false, true)
     , lastKeyPressed(0)
-    , lastModifiers(0)
 {
     setFocusPolicy(Qt::FocusPolicy::ClickFocus);
 }
 
 bool LineEdit::eventFilter(QObject* object, QEvent* event)
 {
+    Q_UNUSED(object);
     if (event && event->type() == QEvent::KeyPress) {
         QKeyEvent* keyEvent = static_cast<QKeyEvent*>(event);
         if (keyEvent->key() == Qt::Key_Tab) {

src/Mod/Spreadsheet/Gui/SheetTableView.h

@@ -83,8 +83,8 @@ protected:
     void mousePressEvent(QMouseEvent* event);
 
     QModelIndex currentEditIndex;
-    int tabCounter;
     Spreadsheet::Sheet * sheet;
+    int tabCounter;
 
     boost::signals2::scoped_connection cellSpanChangedConnection;
 };

src/Mod/Spreadsheet/Gui/SpreadsheetDelegate.cpp

@@ -46,6 +46,7 @@ QWidget *SpreadsheetDelegate::createEditor(QWidget *parent,
                                           const QStyleOptionViewItem &,
                                           const QModelIndex &index) const
 {
+    Q_UNUSED(index)
     SpreadsheetGui::LineEdit *editor = new SpreadsheetGui::LineEdit(parent);
     editor->setDocumentObject(sheet);
     connect(editor, &SpreadsheetGui::LineEdit::finishedWithKey, this, &SpreadsheetDelegate::on_editorFinishedWithKey);

src/Mod/Spreadsheet/Gui/SpreadsheetView.cpp

@@ -352,7 +352,7 @@ void SheetView::confirmAliasChanged(const QString& text)
 void SheetView::confirmContentChanged(const QString& text)
 {
     QModelIndex i = ui->cells->currentIndex();
-    ui->cells->model()->setData(i, QVariant(ui->cellContent->text()), Qt::EditRole);
+    ui->cells->model()->setData(i, QVariant(text), Qt::EditRole);
     ui->cells->setFocus();
 }