Add `Find References' of a symbol to the context menu only when the...

Add `Find References' of a symbol to the context menu only when the environment variable QTCREATOR_REFERENCES is defined.

src/plugins/cppeditor/cppplugin.cpp

@@ -220,13 +220,14 @@ bool CppPlugin::initialize(const QStringList & /*arguments*/, QString *errorMess
     am->actionContainer(CppEditor::Constants::M_CONTEXT)->addAction(cmd);
     am->actionContainer(CppTools::Constants::M_TOOLS_CPP)->addAction(cmd);
 
-    QAction *findReferencesAction = new QAction(tr("Find References"), this);
-    cmd = am->registerAction(findReferencesAction,
-        Constants::FIND_REFERENCES, context);
-    cmd->setDefaultKeySequence(QKeySequence("F3"));
-    connect(findReferencesAction, SIGNAL(triggered()), this, SLOT(findReferences()));
-    am->actionContainer(CppEditor::Constants::M_CONTEXT)->addAction(cmd);
-    am->actionContainer(CppTools::Constants::M_TOOLS_CPP)->addAction(cmd);
+    if (! qgetenv("QTCREATOR_REFERENCES").isEmpty()) {
+        QAction *findReferencesAction = new QAction(tr("Find References"), this);
+        cmd = am->registerAction(findReferencesAction,
+                                 Constants::FIND_REFERENCES, context);
+        connect(findReferencesAction, SIGNAL(triggered()), this, SLOT(findReferences()));
+        am->actionContainer(CppEditor::Constants::M_CONTEXT)->addAction(cmd);
+        am->actionContainer(CppTools::Constants::M_TOOLS_CPP)->addAction(cmd);
+    }
 
     m_actionHandler = new TextEditor::TextEditorActionHandler(CppEditor::Constants::C_CPPEDITOR,
         TextEditor::TextEditorActionHandler::Format