CppEditor: add default RefactoringEngine

..and use it when we don't have refactoring plug-in

Change-Id: Ibe317a9728d439b9c5e05271d92a330d22eaacb9
Reviewed-by: Nikolai Kosjar <nikolai.kosjar@qt.io>

src/plugins/cpptools/cpptools.pro

@@ -87,7 +87,8 @@ HEADERS += \
     cppprojectfilecategorizer.h \
     clangcompileroptionsbuilder.h \
     cppprojectpartchooser.h \
-    cppsymbolinfo.h
+    cppsymbolinfo.h \
+    cursorineditor.h
 
 SOURCES += \
     abstracteditorsupport.cpp \

src/plugins/cpptools/cpptools.qbs

@@ -159,6 +159,7 @@ Project {
             "cpptoolssettings.h",
             "cppworkingcopy.cpp",
             "cppworkingcopy.h",
+            "cursorineditor.h",
             "doxygengenerator.cpp",
             "doxygengenerator.h",
             "editordocumenthandle.cpp",

src/plugins/cpptools/cursorineditor.h

@@ -0,0 +1,55 @@
+/****************************************************************************
+**
+** Copyright (C) 2017 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of Qt Creator.
+**
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3 as published by the Free Software
+** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-3.0.html.
+**
+****************************************************************************/
+
+#pragma once
+
+#include <QTextCursor>
+#include <utils/fileutils.h>
+
+namespace TextEditor {
+class TextEditorWidget;
+} // namespace TextEditor
+
+namespace CppTools {
+
+class CursorInEditor
+{
+public:
+    CursorInEditor(const QTextCursor &cursor, const Utils::FileName &filePath,
+                 TextEditor::TextEditorWidget *editorWidget = nullptr)
+        : m_cursor(cursor)
+        , m_filePath(filePath)
+        , m_editorWidget(editorWidget)
+    {}
+    TextEditor::TextEditorWidget *editorWidget() const { return m_editorWidget; }
+    const QTextCursor &cursor() const { return m_cursor; }
+    const Utils::FileName &filePath() const { return m_filePath; }
+private:
+    QTextCursor m_cursor;
+    Utils::FileName m_filePath;
+    TextEditor::TextEditorWidget *m_editorWidget = nullptr;
+};
+
+} // namespace CppTools

src/plugins/cpptools/refactoringengineinterface.h

@@ -25,18 +25,18 @@
 
 #pragma once
 
+#include "cursorineditor.h"
 #include <utils/fileutils.h>
 
 #include <clangsupport/sourcelocationscontainer.h>
 #include <clangsupport/refactoringclientinterface.h>
 
-QT_BEGIN_NAMESPACE
-class QTextCursor;
-QT_END_NAMESPACE
+namespace TextEditor {
+class TextEditorWidget;
+} // namespace TextEditor
 
 namespace CppTools {
 
-class CppEditorWidget;
 class ProjectPart;
 
 enum class CallType
@@ -45,19 +45,17 @@ enum class CallType
     Asynchronous
 };
 
+// NOTE: This interface is not supposed to be owned as an interface pointer
 class RefactoringEngineInterface
 {
 public:
     using RenameCallback = ClangBackEnd::RefactoringClientInterface::RenameCallback;
 
-    virtual void startLocalRenaming(const QTextCursor &textCursor,
-                                    const Utils::FileName &filePath,
-                                    int revision,
+    virtual void startLocalRenaming(const CursorInEditor &data,
                                     CppTools::ProjectPart *projectPart,
                                     RenameCallback &&renameSymbolsCallback) = 0;
 
     virtual bool isUsable() const = 0;
-
 };
 
 } // namespace CppTools