QuickFix: Simplify getting a Document for a C++ refactoring.

src/plugins/cppeditor/cppdeclfromdef.cpp

@@ -84,12 +84,12 @@ public:
 
     void performChanges(TextEditor::RefactoringFile *, CppRefactoringChanges *refactoring)
     {
-        Document::Ptr targetDoc = refactoring->document(m_targetFileName);
+        TextEditor::RefactoringFile targetFile = refactoring->file(m_targetFileName);
+        Document::Ptr targetDoc = refactoring->document(targetFile);
         InsertionPointLocator locator(targetDoc);
         const InsertionLocation loc = locator.methodDeclarationInClass(m_targetSymbol, m_xsSpec);
         Q_ASSERT(loc.isValid());
 
-        TextEditor::RefactoringFile targetFile = refactoring->file(m_targetFileName);
         int targetPosition1 = targetFile.position(loc.line(), loc.column());
         int targetPosition2 = qMax(0, targetFile.position(loc.line(), 1) - 1);
 

src/plugins/cppeditor/cpprefactoringchanges.cpp

@@ -63,33 +63,13 @@ const LookupContext &CppRefactoringChanges::context() const
     return m_context;
 }
 
-Document::Ptr CppRefactoringChanges::document(const QString &fileName) const
+Document::Ptr CppRefactoringChanges::document(const TextEditor::RefactoringFile &file) const
 {
-    QString source;
-    unsigned editorRevision = 0;
-    QDateTime lastModified;
-
-    if (m_workingCopy.contains(fileName)) {
-        const QPair<QString, unsigned> workingCopy = m_workingCopy.get(fileName);
-        source = workingCopy.first;
-        editorRevision = workingCopy.second;
-    } else {
-        QFile file(fileName);
-        if (! file.open(QFile::ReadOnly))
-            return Document::Ptr();
-
-        lastModified = QFileInfo(file).lastModified();
-        source = QTextStream(&file).readAll(); // ### FIXME read bytes, and remove the convert below
-        file.close();
-    }
+    QString source = file.document()->toPlainText();
+    QString fileName = file.fileName();
 
     const QByteArray contents = m_snapshot.preprocessedCode(source, fileName);
     Document::Ptr doc = m_snapshot.documentFromSource(contents, fileName);
-
-    if (lastModified.isValid())
-        doc->setLastModified(lastModified);
-    else
-        doc->setEditorRevision(editorRevision);
     doc->check();
 
     return doc;

src/plugins/cppeditor/cpprefactoringchanges.h

@@ -48,9 +48,10 @@ public:
 
     CPlusPlus::Document::Ptr thisDocument() const;
     const CPlusPlus::Snapshot &snapshot() const;
-    CPlusPlus::Document::Ptr document(const QString &fileName) const;
     const CPlusPlus::LookupContext &context() const;
 
+    CPlusPlus::Document::Ptr document(const TextEditor::RefactoringFile &file) const;
+
 private:
     virtual void indentSelection(const QTextCursor &selection) const;
     virtual void fileChanged(const QString &fileName);

src/plugins/texteditor/refactoringchanges.cpp

@@ -270,6 +270,11 @@ const QTextCursor RefactoringFile::cursor() const
     return QTextCursor();
 }
 
+QString RefactoringFile::fileName() const
+{
+    return m_fileName;
+}
+
 int RefactoringFile::position(unsigned line, unsigned column) const
 {
     Q_ASSERT(line != 0);

src/plugins/texteditor/refactoringchanges.h

@@ -57,6 +57,7 @@ public:
 
     const QTextDocument *document() const;
     const QTextCursor cursor() const;
+    QString fileName() const;
 
     // converts 1-based line and column into 0-based offset
     int position(unsigned line, unsigned column) const;