diff src/mainwindow.cpp @ 666:98a7fbbe9d88 qt5

Merge from default branch, and build fixes

--- a/src/mainwindow.cpp	Thu Mar 14 16:43:30 2013 +0000
+++ b/src/mainwindow.cpp	Fri May 27 09:55:56 2016 +0100
@@ -3048,6 +3048,16 @@
 
 void MainWindow::createMenus()
 {
+#ifdef Q_OS_LINUX
+    // In Ubuntu 14.04 the window's menu bar goes missing entirely if
+    // the user is running any desktop environment other than Unity
+    // (in which the faux single-menubar appears). The user has a
+    // workaround, to remove the appmenu-qt5 package, but that is
+    // awkward and the problem is so severe that it merits disabling
+    // the system menubar integration altogether. Like this:
+    menuBar()->setNativeMenuBar(false);
+#endif
+
     m_fileMenu = menuBar()->addMenu(tr("&File"));
 
     m_fileMenu->addAction(m_openAct);