Code model: Update on changes from the versioning system.

Add changed signals to IVersionControl and
VCSManager and wire them to the update methods. Add a menu action for
manually updating. Improved version of reverted
7aa24116

.
Reviewed-by: Roberto Raggi <roberto.raggi@nokia.com>

src/plugins/coreplugin/iversioncontrol.h

@@ -106,6 +106,10 @@ public:
      */
     virtual bool vcsDelete(const QString &filename) = 0;
 
+signals:
+    void repositoryChanged(const QString &repository);
+    void filesChanged(const QStringList &files);
+
     // TODO: ADD A WAY TO DETECT WHETHER A FILE IS MANAGED, e.g
     // virtual bool sccManaged(const QString &filename) = 0;
 };

src/plugins/coreplugin/mainwindow.cpp

@@ -126,7 +126,7 @@ MainWindow::MainWindow() :
     m_progressManager(new ProgressManagerPrivate()),
     m_scriptManager(new ScriptManagerPrivate(this)),
     m_variableManager(new VariableManager(this)),
-    m_vcsManager(new VCSManager()),
+    m_vcsManager(new VCSManager),
     m_viewManager(0),
     m_modeManager(0),
     m_mimeDatabase(new MimeDatabase),
@@ -346,6 +346,7 @@ void MainWindow::extensionsInitialized()
     OutputPaneManager::instance()->init();
 
     m_actionManager->initialize();
+    m_vcsManager->extensionsInitialized();
     readSettings();
     updateContext();
 

src/plugins/coreplugin/vcsmanager.cpp

@@ -57,7 +57,8 @@ struct VCSManagerPrivate {
     QMap<QString, IVersionControl *> m_cachedMatches;
 };
 
-VCSManager::VCSManager() :
+VCSManager::VCSManager(QObject *parent) :
+   QObject(parent),
    m_d(new VCSManagerPrivate)
 {
 }
@@ -67,6 +68,17 @@ VCSManager::~VCSManager()
     delete m_d;
 }
 
+void VCSManager::extensionsInitialized()
+{
+    // Change signal connections
+    foreach (IVersionControl *versionControl, allVersionControls()) {
+        connect(versionControl, SIGNAL(filesChanged(QStringList)),
+                this, SIGNAL(filesChanged(QStringList)));
+        connect(versionControl, SIGNAL(repositoryChanged(QString)),
+                this, SIGNAL(repositoryChanged(QString)));
+    }
+}
+
 void VCSManager::setVCSEnabled(const QString &directory)
 {
     if (debug)

src/plugins/coreplugin/vcsmanager.h

@@ -33,6 +33,7 @@
 #include "core_global.h"
 
 #include <QtCore/QString>
+#include <QtCore/QObject>
 
 namespace Core {
 
@@ -49,13 +50,16 @@ class IVersionControl;
 // for the topmost directory it manages. This information is cached and
 // VCSManager thus knows pretty fast which IVersionControl * is responsible.
 
-class CORE_EXPORT VCSManager
+class CORE_EXPORT VCSManager : public QObject
 {
+    Q_OBJECT
     Q_DISABLE_COPY(VCSManager)
 public:
-    VCSManager();
+    explicit VCSManager(QObject *parent = 0);
     virtual ~VCSManager();
 
+    void extensionsInitialized();
+
     IVersionControl *findVersionControlForDirectory(const QString &directory);
 
     // Enable the VCS managing a certain directory only. This should
@@ -69,6 +73,10 @@ public:
     // if a failure occurs
     bool showDeleteDialog(const QString &fileName);
 
+signals:
+    void repositoryChanged(const QString &repository);
+    void filesChanged(const QStringList &files);
+
 private:
     VCSManagerPrivate *m_d;
 };

src/plugins/cppeditor/cppeditorconstants.h

@@ -41,8 +41,10 @@ const char * const SWITCH_DECLARATION_DEFINITION = "CppEditor.SwitchDeclarationD
 const char * const RENAME_SYMBOL_UNDER_CURSOR = "CppEditor.RenameSymbolUnderCursor";
 const char * const FIND_USAGES = "CppEditor.FindUsages";
 const char * const SEPARATOR = "CppEditor.Separator";
+const char * const SEPARATOR2 = "CppEditor.Separator2";
 const char * const FIND_REFERENCES = "CppEditor.FindReferences";
 const char * const JUMP_TO_DEFINITION = "CppEditor.JumpToDefinition";
+const char * const UPDATE_CODEMODEL = "CppEditor.UpdateCodeModel";
 
 const char * const HEADER_FILE_TYPE = "CppHeaderFiles";
 const char * const SOURCE_FILE_TYPE = "CppSourceFiles";

src/plugins/cppeditor/cppplugin.cpp

@@ -52,6 +52,7 @@
 #include <texteditor/texteditorsettings.h>
 #include <texteditor/texteditorconstants.h>
 #include <cpptools/cpptoolsconstants.h>
+#include <cpptools/cppmodelmanagerinterface.h>
 
 #include <QtCore/QFileInfo>
 #include <QtCore/QSettings>
@@ -108,11 +109,26 @@ QStringList CppEditorFactory::mimeTypes() const
 
 ///////////////////////////////// CppPlugin //////////////////////////////////
 
+static inline
+        Core::Command *createSeparator(Core::ActionManager *am,
+                                       QObject *parent,
+                                       const QList<int> &context,
+                                       const char *id)
+{
+    QAction *separator = new QAction(parent);
+    separator->setSeparator(true);
+    return am->registerAction(separator, QLatin1String(id), context);
+}
+
 CppPlugin *CppPlugin::m_instance = 0;
 
 CppPlugin::CppPlugin() :
     m_actionHandler(0),
-    m_sortedMethodOverview(false)
+    m_sortedMethodOverview(false),
+    m_renameSymbolUnderCursorAction(0),
+    m_findUsagesAction(0),
+    m_updateCodeModelAction(0)
+
 {
     m_instance = this;
 }
@@ -192,6 +208,7 @@ bool CppPlugin::initialize(const QStringList & /*arguments*/, QString *errorMess
     Core::ActionContainer *contextMenu= am->createMenu(CppEditor::Constants::M_CONTEXT);
 
     Core::Command *cmd;
+    Core::ActionContainer *cppToolsMenu = am->actionContainer(QLatin1String(CppTools::Constants::M_TOOLS_CPP));
 
     QAction *jumpToDefinition = new QAction(tr("Follow Symbol under Cursor"), this);
     cmd = am->registerAction(jumpToDefinition,
@@ -200,7 +217,7 @@ bool CppPlugin::initialize(const QStringList & /*arguments*/, QString *errorMess
     connect(jumpToDefinition, SIGNAL(triggered()),
             this, SLOT(jumpToDefinition()));
     contextMenu->addAction(cmd);
-    am->actionContainer(CppTools::Constants::M_TOOLS_CPP)->addAction(cmd);
+    cppToolsMenu->addAction(cmd);
 
     QAction *switchDeclarationDefinition = new QAction(tr("Switch between Method Declaration/Definition"), this);
     cmd = am->registerAction(switchDeclarationDefinition,
@@ -209,14 +226,14 @@ bool CppPlugin::initialize(const QStringList & /*arguments*/, QString *errorMess
     connect(switchDeclarationDefinition, SIGNAL(triggered()),
             this, SLOT(switchDeclarationDefinition()));
     contextMenu->addAction(cmd);
-    am->actionContainer(CppTools::Constants::M_TOOLS_CPP)->addAction(cmd);
+    cppToolsMenu->addAction(cmd);
 
     m_findUsagesAction = new QAction(tr("Find Usages"), this);
     cmd = am->registerAction(m_findUsagesAction, Constants::FIND_USAGES, context);
     cmd->setDefaultKeySequence(QKeySequence(tr("Ctrl+Shift+U")));
     connect(m_findUsagesAction, SIGNAL(triggered()), this, SLOT(findUsages()));
     contextMenu->addAction(cmd);
-    am->actionContainer(CppTools::Constants::M_TOOLS_CPP)->addAction(cmd);
+    cppToolsMenu->addAction(cmd);
 
     m_renameSymbolUnderCursorAction = new QAction(tr("Rename Symbol under Cursor"), this);
     cmd = am->registerAction(m_renameSymbolUnderCursorAction,
@@ -224,7 +241,17 @@ bool CppPlugin::initialize(const QStringList & /*arguments*/, QString *errorMess
     cmd->setDefaultKeySequence(QKeySequence("CTRL+SHIFT+R"));
     connect(m_renameSymbolUnderCursorAction, SIGNAL(triggered()), this, SLOT(renameSymbolUnderCursor()));
     contextMenu->addAction(cmd);
-    am->actionContainer(CppTools::Constants::M_TOOLS_CPP)->addAction(cmd);
+    cppToolsMenu->addAction(cmd);
+
+    // Update context in global context
+    QList<int> globalContext;
+    globalContext.append(Core::Constants::C_GLOBAL_ID);
+    cppToolsMenu->addAction(createSeparator(am, this, globalContext, CppEditor::Constants::SEPARATOR2));
+    m_updateCodeModelAction = new QAction(tr("Update code model"), this);
+    cmd = am->registerAction(m_updateCodeModelAction, QLatin1String(Constants::UPDATE_CODEMODEL), globalContext);
+    CppTools::CppModelManagerInterface *cppModelManager = CppTools::CppModelManagerInterface::instance();
+    connect(m_updateCodeModelAction, SIGNAL(triggered()), cppModelManager, SLOT(updateModifiedSourceFiles()));
+    cppToolsMenu->addAction(cmd);
 
     m_actionHandler = new TextEditor::TextEditorActionHandler(CppEditor::Constants::C_CPPEDITOR,
         TextEditor::TextEditorActionHandler::Format
@@ -233,10 +260,7 @@ bool CppPlugin::initialize(const QStringList & /*arguments*/, QString *errorMess
 
     m_actionHandler->initializeActions();
     
-    QAction *separator = new QAction(this);
-    separator->setSeparator(true);
-    cmd = am->registerAction(separator, CppEditor::Constants::SEPARATOR, context);
-    contextMenu->addAction(cmd);
+    contextMenu->addAction(createSeparator(am, this, context, CppEditor::Constants::SEPARATOR));
 
     cmd = am->command(TextEditor::Constants::AUTO_INDENT_SELECTION);
     contextMenu->addAction(cmd);
@@ -308,6 +332,7 @@ void CppPlugin::onTaskStarted(const QString &type)
     if (type == CppTools::Constants::TASK_INDEX) {
         m_renameSymbolUnderCursorAction->setEnabled(false);
         m_findUsagesAction->setEnabled(false);
+        m_updateCodeModelAction->setEnabled(false);
     }
 }
 
@@ -316,6 +341,7 @@ void CppPlugin::onAllTasksFinished(const QString &type)
     if (type == CppTools::Constants::TASK_INDEX) {
         m_renameSymbolUnderCursorAction->setEnabled(true);
         m_findUsagesAction->setEnabled(true);
+        m_updateCodeModelAction->setEnabled(true);
     }
 }
 

src/plugins/cppeditor/cppplugin.h

@@ -90,6 +90,7 @@ private:
     bool m_sortedMethodOverview;
     QAction *m_renameSymbolUnderCursorAction;
     QAction *m_findUsagesAction;
+    QAction *m_updateCodeModelAction;
 };
 
 class CppEditorFactory : public Core::IEditorFactory

src/plugins/cpptools/cpptoolsplugin.cpp

@@ -47,6 +47,7 @@
 #include <coreplugin/actionmanager/actionmanager.h>
 #include <coreplugin/editormanager/editormanager.h>
 #include <coreplugin/progressmanager/progressmanager.h>
+#include <coreplugin/vcsmanager.h>
 #include <cppeditor/cppeditorconstants.h>
 
 #include <QtCore/QtConcurrentRun>
@@ -97,6 +98,11 @@ bool CppToolsPlugin::initialize(const QStringList &arguments, QString *error)
 
     // Objects
     m_modelManager = new CppModelManager(this);
+    Core::VCSManager *vcsManager = core->vcsManager();
+    connect(vcsManager, SIGNAL(repositoryChanged(QString)),
+            m_modelManager, SLOT(updateModifiedSourceFiles()));
+    connect(vcsManager, SIGNAL(filesChanged(QStringList)),
+            m_modelManager, SLOT(updateModifiedSourceFiles()));
     addAutoReleasedObject(m_modelManager);
 
     m_completion = new CppCodeCompletion(m_modelManager);

src/plugins/cvs/cvscontrol.cpp

@@ -96,3 +96,14 @@ QString CVSControl::findTopLevelForDirectory(const QString &directory) const
 {
     return m_plugin->findTopLevelForDirectory(directory);
 }
+
+void CVSControl::emitRepositoryChanged(const QString &s)
+{
+    emit repositoryChanged(s);
+}
+
+void CVSControl::emitFilesChanged(const QStringList &l)
+{
+    emit filesChanged(l);
+}
+

src/plugins/cvs/cvscontrol.h

@@ -56,6 +56,9 @@ public:
     virtual bool vcsAdd(const QString &fileName);
     virtual bool vcsDelete(const QString &filename);
 
+    void emitRepositoryChanged(const QString &s);
+    void emitFilesChanged(const QStringList &l);
+
 signals:
     void enabledChanged(bool);
 

src/plugins/cvs/cvsplugin.cpp

@@ -551,9 +551,11 @@ void CVSPlugin::revertCurrentFile()
     QStringList args(QLatin1String("update"));
     args.push_back(QLatin1String("-C"));
 
-    const CVSResponse revertResponse = runCVS(args, QStringList(file), cvsShortTimeOut, true);
+    const QStringList files = QStringList(file);
+    const CVSResponse revertResponse = runCVS(args, files, cvsShortTimeOut, true);
     if (revertResponse.result == CVSResponse::Ok) {
         fcb.setModifiedReload(true);
+        m_versionControl->emitFilesChanged(files);
     }
 }
 
@@ -734,7 +736,10 @@ void CVSPlugin::updateProject()
     if (!topLevels.empty()) {
         QStringList args(QLatin1String("update"));
         args.push_back(QLatin1String("-dR"));
-        runCVS(args, topLevels, cvsLongTimeOut, true);
+        const CVSResponse response = runCVS(args, topLevels, cvsLongTimeOut, true);
+        if (response.result == CVSResponse::Ok)
+            foreach(const QString &topLevel, topLevels)
+                m_versionControl->emitRepositoryChanged(topLevel);
     }
 }
 

src/plugins/cvs/cvsplugin.h

@@ -59,6 +59,7 @@ namespace CVS {
 namespace Internal {
 
 class CVSSubmitEditor;
+class CVSControl;
 
 struct CVSResponse
 {
@@ -153,7 +154,7 @@ private:
     void cleanCommitMessageFile();
 
     CVSSettings m_settings;
-    Core::IVersionControl *m_versionControl;
+    CVSControl *m_versionControl;
     QString m_commitMessageFileName;
 
     ProjectExplorer::ProjectExplorerPlugin *m_projectExplorer;

src/plugins/git/gitclient.cpp

@@ -34,6 +34,7 @@
 #include "gitconstants.h"
 #include "gitplugin.h"
 #include "gitsubmiteditor.h"
+#include "gitversioncontrol.h"
 
 #include <coreplugin/actionmanager/actionmanager.h>
 #include <coreplugin/coreconstants.h>
@@ -43,6 +44,9 @@
 #include <coreplugin/progressmanager/progressmanager.h>
 #include <coreplugin/uniqueidmanager.h>
 #include <coreplugin/filemanager.h>
+#include <coreplugin/filemanager.h>
+#include <coreplugin/iversioncontrol.h>
+
 #include <texteditor/itexteditor.h>
 #include <utils/qtcassert.h>
 #include <vcsbase/vcsbaseeditor.h>
@@ -55,6 +59,7 @@
 #include <QtCore/QTime>
 #include <QtCore/QFileInfo>
 #include <QtCore/QDir>
+#include <QtCore/QSignalMapper>
 
 #include <QtGui/QMainWindow> // for msg box parent
 #include <QtGui/QMessageBox>
@@ -102,7 +107,8 @@ static QString formatCommand(const QString &binary, const QStringList &args)
 GitClient::GitClient(GitPlugin* plugin)
   : m_msgWait(tr("Waiting for data...")),
     m_plugin(plugin),
-    m_core(Core::ICore::instance())
+    m_core(Core::ICore::instance()),
+    m_repositoryChangedSignalMapper(0)
 {
     if (QSettings *s = m_core->settings()) {
         m_settings.fromSettings(s);
@@ -317,7 +323,8 @@ void GitClient::checkoutBranch(const QString &workingDirectory, const QString &b
 {
     QStringList arguments(QLatin1String("checkout"));
     arguments <<  branch;
-    executeGit(workingDirectory, arguments, 0, true);
+    GitCommand *cmd = executeGit(workingDirectory, arguments, 0, true);
+    connectRepositoryChanged(workingDirectory, cmd);
 }
 
 void GitClient::checkout(const QString &workingDirectory, const QString &fileName)
@@ -341,7 +348,8 @@ void GitClient::hardReset(const QString &workingDirectory, const QString &commit
     if (!commit.isEmpty())
         arguments << commit;
 
-    executeGit(workingDirectory, arguments, 0, true);
+    GitCommand *cmd = executeGit(workingDirectory, arguments, 0, true);
+    connectRepositoryChanged(workingDirectory, cmd);
 }
 
 void GitClient::addFile(const QString &workingDirectory, const QString &fileName)
@@ -500,18 +508,19 @@ GitCommand *GitClient::createCommand(const QString &workingDirectory,
 }
 
 // Execute a single command
-void GitClient::executeGit(const QString &workingDirectory,
-                           const QStringList &arguments,
-                           VCSBase::VCSBaseEditor* editor,
-                           bool outputToWindow,
-                           GitCommand::TerminationReportMode tm,
-                           int editorLineNumber)
+GitCommand *GitClient::executeGit(const QString &workingDirectory,
+                                  const QStringList &arguments,
+                                  VCSBase::VCSBaseEditor* editor,
+                                  bool outputToWindow,
+                                  GitCommand::TerminationReportMode tm,
+                                  int editorLineNumber)
 {
     VCSBase::VCSBaseOutputWindow::instance()->appendCommand(formatCommand(QLatin1String(Constants::GIT_BINARY), arguments));
     GitCommand *command = createCommand(workingDirectory, editor, outputToWindow, editorLineNumber);
     command->addJob(arguments, m_settings.timeout);
     command->setTerminationReportMode(tm);
     command->execute();
+    return command;
 }
 
 // Return fixed arguments required to run
@@ -903,6 +912,8 @@ void GitClient::revert(const QStringList &files)
     QString errorMessage;
     switch (revertI(files, &isDirectory, &errorMessage)) {
     case RevertOk:
+        m_plugin->versionControl()->emitFilesChanged(files);
+        break;
     case RevertCanceled:
         break;
     case RevertUnchanged: {
@@ -918,7 +929,8 @@ void GitClient::revert(const QStringList &files)
 
 void GitClient::pull(const QString &workingDirectory)
 {
-    executeGit(workingDirectory, QStringList(QLatin1String("pull")), 0, true, GitCommand::ReportStderr);
+    GitCommand *cmd = executeGit(workingDirectory, QStringList(QLatin1String("pull")), 0, true, GitCommand::ReportStderr);
+    connectRepositoryChanged(workingDirectory, cmd);
 }
 
 void GitClient::push(const QString &workingDirectory)
@@ -952,7 +964,8 @@ void GitClient::stashPop(const QString &workingDirectory)
 {
     QStringList arguments(QLatin1String("stash"));
     arguments << QLatin1String("pop");
-    executeGit(workingDirectory, arguments, 0, true);
+    GitCommand *cmd = executeGit(workingDirectory, arguments, 0, true);
+    connectRepositoryChanged(workingDirectory, cmd);
 }
 
 void GitClient::branchList(const QString &workingDirectory)
@@ -1000,3 +1013,16 @@ void GitClient::setSettings(const GitSettings &s)
         m_binaryPath = m_settings.gitBinaryPath();
     }
 }
+
+void GitClient::connectRepositoryChanged(const QString & repository, GitCommand *cmd)
+{
+    // Bind command success termination with repository to changed signal
+    if (!m_repositoryChangedSignalMapper) {
+        m_repositoryChangedSignalMapper = new QSignalMapper(this);
+        connect(m_repositoryChangedSignalMapper, SIGNAL(mapped(QString)),
+                m_plugin->versionControl(), SIGNAL(repositoryChanged(QString)));
+    }
+    m_repositoryChangedSignalMapper->setMapping(cmd, repository);
+    connect(cmd, SIGNAL(success()), m_repositoryChangedSignalMapper, SLOT(map()),
+            Qt::QueuedConnection);
+}

src/plugins/git/gitclient.h

@@ -33,7 +33,6 @@
 #include "gitsettings.h"
 #include "gitcommand.h"
 
-#include <coreplugin/iversioncontrol.h>
 #include <coreplugin/editormanager/ieditor.h>
 
 #include <QtCore/QString>
@@ -41,6 +40,7 @@
 
 QT_BEGIN_NAMESPACE
 class QErrorMessage;
+class QSignalMapper;
 QT_END_NAMESPACE
 
 namespace Core {
@@ -158,12 +158,12 @@ private:
                              bool outputToWindow = false,
                              int editorLineNumber = -1);
 
-    void executeGit(const QString &workingDirectory,
-                    const QStringList &arguments,
-                    VCSBase::VCSBaseEditor* editor = 0,
-                    bool outputToWindow = false,
-                    GitCommand::TerminationReportMode tm = GitCommand::NoReport,
-                    int editorLineNumber = -1);
+    GitCommand *executeGit(const QString &workingDirectory,
+                           const QStringList &arguments,
+                           VCSBase::VCSBaseEditor* editor = 0,
+                           bool outputToWindow = false,
+                           GitCommand::TerminationReportMode tm = GitCommand::NoReport,
+                           int editorLineNumber = -1);
 
     bool synchronousGit(const QString &workingDirectory,
                         const QStringList &arguments,
@@ -173,12 +173,14 @@ private:
 
     enum RevertResult { RevertOk, RevertUnchanged, RevertCanceled, RevertFailed };
     RevertResult revertI(QStringList files, bool *isDirectory, QString *errorMessage);
+    void connectRepositoryChanged(const QString & repository, GitCommand *cmd);
 
     const QString m_msgWait;
     GitPlugin     *m_plugin;
     Core::ICore   *m_core;
     GitSettings   m_settings;
     QString m_binaryPath;
+    QSignalMapper *m_repositoryChangedSignalMapper;
 };
 
 

src/plugins/git/gitcommand.cpp

@@ -177,6 +177,8 @@ void GitCommand::run()
         emit errorText(error);
 
     emit finished(ok, m_cookie);
+    if (ok)
+        emit success();
     // As it is used asynchronously, we need to delete ourselves
     this->deleteLater();
 }

src/plugins/git/gitcommand.h

@@ -73,6 +73,7 @@ Q_SIGNALS:
     void outputData(const QByteArray&);
     void errorText(const QString&);
     void finished(bool ok, const QVariant &cookie);
+    void success();
 
 private:
     struct Job {

src/plugins/git/gitplugin.cpp

@@ -142,6 +142,7 @@ GitPlugin::GitPlugin() :
     m_stashListAction(0),
     m_branchListAction(0),
     m_gitClient(0),
+    m_versionControl(0),
     m_changeSelectionDialog(0),
     m_submitActionTriggered(false)
 {
@@ -215,8 +216,8 @@ bool GitPlugin::initialize(const QStringList &arguments, QString *errorMessage)
 
     addAutoReleasedObject(new GitSubmitEditorFactory(&submitParameters));
 
-    GitVersionControl *versionControl = new GitVersionControl(m_gitClient);
-    addAutoReleasedObject(versionControl);
+    m_versionControl = new GitVersionControl(m_gitClient);
+    addAutoReleasedObject(m_versionControl);
 
     addAutoReleasedObject(new CloneWizard);
     addAutoReleasedObject(new Gitorious::Internal::GitoriousCloneWizard);
@@ -232,8 +233,8 @@ bool GitPlugin::initialize(const QStringList &arguments, QString *errorMessage)
     gitContainer->menu()->setTitle(tr("&Git"));
     toolsContainer->addMenu(gitContainer);
     if (QAction *ma = gitContainer->menu()->menuAction()) {
-        ma->setEnabled(versionControl->isEnabled());
-        connect(versionControl, SIGNAL(enabledChanged(bool)), ma, SLOT(setVisible(bool)));
+        ma->setEnabled(m_versionControl->isEnabled());
+        connect(m_versionControl, SIGNAL(enabledChanged(bool)), ma, SLOT(setVisible(bool)));
     }
 
     Core::Command *command;
@@ -398,6 +399,11 @@ void GitPlugin::extensionsInitialized()
 {
 }
 
+GitVersionControl *GitPlugin::versionControl() const
+{
+    return m_versionControl;
+}
+
 void GitPlugin::submitEditorDiff(const QStringList &unstaged, const QStringList &staged)
 {
     m_gitClient->diff(m_submitRepository, QStringList(), unstaged, staged);

src/plugins/git/gitplugin.h

@@ -59,6 +59,7 @@ namespace Git {
 namespace Internal {
 
 class GitPlugin;
+class GitVersionControl;
 class GitClient;
 class ChangeSelectionDialog;
 class GitSubmitEditor;
@@ -96,6 +97,7 @@ public:
     void setSettings(const GitSettings &s);
 
     GitClient *gitClient() const;
+    GitVersionControl *versionControl() const;
 
 public slots:
     void updateActions();
@@ -159,6 +161,7 @@ private:
     QAction *m_branchListAction;
 
     GitClient                   *m_gitClient;
+    GitVersionControl           *m_versionControl;
     ChangeSelectionDialog       *m_changeSelectionDialog;
     QString                     m_submitRepository;
     QStringList                 m_submitOrigCommitFiles;

src/plugins/git/gitversioncontrol.cpp

@@ -96,5 +96,10 @@ QString GitVersionControl::findTopLevelForDirectory(const QString &directory) co
     return GitClient::findRepositoryForDirectory(directory);
 }
 
+void GitVersionControl::emitFilesChanged(const QStringList &l)
+{
+    emit filesChanged(l);
+}
+
 } // Internal
 } // Git

src/plugins/git/gitversioncontrol.h

@@ -57,6 +57,8 @@ public:
     virtual bool vcsAdd(const QString &fileName);
     virtual bool vcsDelete(const QString &filename);
 
+    void emitFilesChanged(const QStringList &);
+
 signals:
     void enabledChanged(bool);