[LyX/2.0.x] Override QMainWindow::menuBar() in LyX GuiView class on Mac OSX. This fixes the issue with missing menu entry for "Insert Branch ".

[Stephan Witt]

commit 535c9ea0783864ae9f0c5593b39b37764bd59821
Author: Stephan Witt <sw...@lyx.org>
Date:   Sun Jan 26 18:40:23 2014 +0100

    Override QMainWindow::menuBar() in LyX GuiView class on Mac OSX.
    This fixes the issue with missing menu entry for "Insert Branch <branch 
name>".

diff --git a/src/frontends/qt4/GuiView.cpp b/src/frontends/qt4/GuiView.cpp
index fff7f24..6195195 100644
--- a/src/frontends/qt4/GuiView.cpp
+++ b/src/frontends/qt4/GuiView.cpp
@@ -425,13 +425,8 @@ GuiView::GuiView(int id)
        // they are greyed out.
        guiApp->setCurrentView(this);
  
-#if defined(Q_WS_MACX)
-       static QMenuBar * qmb = new QMenuBar(0);
-#else
-       QMenuBar * qmb = menuBar();
-#endif
        // Fill up the menu bar.
-       guiApp->menus().fillMenuBar(qmb, this, true);
+       guiApp->menus().fillMenuBar(menuBar(), this, true);
 
        setCentralWidget(d.stack_widget_);
 
@@ -533,6 +528,15 @@ QVector<GuiWorkArea*> 
GuiView::GuiViewPrivate::guiWorkAreas()
 }
 
 
+#if defined(Q_WS_MACX)
+QMenuBar * GuiView::menuBar() const
+{
+       static QMenuBar * globalMenuBar = new QMenuBar(0);
+       return globalMenuBar;
+}
+#endif
+
+
 #if QT_VERSION >= 0x040400
 
 void GuiView::processingThreadStarted()
diff --git a/src/frontends/qt4/GuiView.h b/src/frontends/qt4/GuiView.h
index 667ce60..02199c1 100644
--- a/src/frontends/qt4/GuiView.h
+++ b/src/frontends/qt4/GuiView.h
@@ -137,6 +137,13 @@ public:
        GuiToolbar * makeToolbar(ToolbarInfo const & tbinfo, bool newline);
        void updateStatusBar();
 
+#if defined(Q_WS_MACX)
+       // We have to share one menu bar, so we must create a menu bar that 
does not have a parent.
+       // To enforce this we override the QMainWindow::menuBar() 
implementation.
+       // See https://bugreports.qt-project.org/browse/QTBUG-25399
+       QMenuBar *menuBar() const;
+#endif
+
        /// updates the possible layouts selectable
        void updateLayoutList();
        void updateToolbars();
diff --git a/status.20x b/status.20x
index 1aaa5e2..4bb4210 100644
--- a/status.20x
+++ b/status.20x
@@ -55,8 +55,9 @@ What's new
 
 * USER INTERFACE
 
-Fixed python call in listerrors script.
+- Fixed python call in listerrors script.
 
+- Fix the missing menu entry for "Insert Branch <branch name>".
 
 * DOCUMENTATION AND LOCALIZATION