fixed some "Parameter can be made pointer/reference to const" Rider warnings

gui/projectfile.cpp

@@ -248,7 +248,7 @@ bool ProjectFile::read(const QString &filename)
     return projectTagFound;
 }
 
-void ProjectFile::readRootPath(QXmlStreamReader &reader)
+void ProjectFile::readRootPath(const QXmlStreamReader &reader)
 {
     QXmlStreamAttributes attribs = reader.attributes();
     QString name = attribs.value(QString(), CppcheckXml::RootPathNameAttrib).toString();

gui/projectfile.h

@@ -426,7 +426,7 @@ class ProjectFile : public QObject {
      * @brief Read optional root path from XML.
      * @param reader XML stream reader.
      */
-    void readRootPath(QXmlStreamReader &reader);
+    void readRootPath(const QXmlStreamReader &reader);
 
     void readBuildDir(QXmlStreamReader &reader);
 

gui/resultstree.cpp

@@ -721,7 +721,7 @@ void ResultsTree::contextMenuEvent(QContextMenuEvent * e)
     }
 }
 
-void ResultsTree::startApplication(QStandardItem *target, int application)
+void ResultsTree::startApplication(const QStandardItem *target, int application)
 {
     //If there are no applications specified, tell the user about it
     if (mApplications->getApplicationCount() == 0) {
@@ -1132,7 +1132,7 @@ void ResultsTree::quickStartApplication(const QModelIndex &index)
     startApplication(mModel.itemFromIndex(index));
 }
 
-QString ResultsTree::getFilePath(QStandardItem *target, bool fullPath)
+QString ResultsTree::getFilePath(const QStandardItem *target, bool fullPath)
 {
     if (target) {
         // Make sure we are working with the first column

gui/resultstree.h

@@ -344,15 +344,15 @@ protected slots:
      * @param application Index of the application to open with. Giving -1
      *  (default value) will open the default application.
      */
-    void startApplication(QStandardItem *target, int application = -1);
+    void startApplication(const QStandardItem *target, int application = -1);
 
     /**
      * @brief Helper function returning the filename/full path of the error tree item \a target.
      *
      * @param target The error tree item containing the filename/full path
      * @param fullPath Whether or not to retrieve the full path or only the filename.
      */
-    static QString getFilePath(QStandardItem *target, bool fullPath);
+    static QString getFilePath(const QStandardItem *target, bool fullPath);
 
     /**
      * @brief Context menu event (user right clicked on the tree)

gui/threadhandler.cpp

@@ -194,7 +194,7 @@ void ThreadHandler::stop()
     }
 }
 
-void ThreadHandler::initialize(ResultsView *view)
+void ThreadHandler::initialize(const ResultsView *view)
 {
     connect(&mResults, &ThreadResult::progress,
             view, &ResultsView::progress);

gui/threadhandler.h

@@ -64,7 +64,7 @@ class ThreadHandler : public QObject {
      *
      * @param view View to show error results
      */
-    void initialize(ResultsView *view);
+    void initialize(const ResultsView *view);
 
     /**
      * @brief Load settings

gui/xmlreportv2.cpp

@@ -196,7 +196,7 @@ QList<ErrorItem> XmlReportV2::read()
     return errors;
 }
 
-ErrorItem XmlReportV2::readError(QXmlStreamReader *reader)
+ErrorItem XmlReportV2::readError(const QXmlStreamReader *reader)
 {
     /*
        Error example from the core program in xml

gui/xmlreportv2.h

@@ -79,7 +79,7 @@ class XmlReportV2 : public XmlReport {
      * @brief Read and parse error item from XML stream.
      * @param reader XML stream reader to use.
      */
-    ErrorItem readError(QXmlStreamReader *reader);
+    ErrorItem readError(const QXmlStreamReader *reader);
 
 private:
     /**