With or without multiview, a crash can happen randomly if the statusbar timer times...

1) LyXFunc::lyx_view_ is not set to 0
2) quiting is not set to true.

This patch add safe guards when closing a view and/or exiting.

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@19095 a592a061-630c-0410-9148-cb99ea01b6c8

diff --git a/src/frontends/qt4/GuiView.cpp b/src/frontends/qt4/GuiView.cpp
index a3073d4833c817b890f4f04e8d3a7ad9860ae663..acbab7d2c2299dee8431bf3c81d5427b3b14cacb 100644 (file)
--- a/src/frontends/qt4/GuiView.cpp
+++ b/src/frontends/qt4/GuiView.cpp
@@ -288,8 +288,14 @@ void GuiView::closeEvent(QCloseEvent * close_event)
                }
        }
 
+       // Make sure that no LFUN use this close to be closed View.
+       theLyXFunc().setLyXView(0);
+       // Make sure the timer time out will not trigger a statusbar update.
+       statusbar_timer_.stop();
+
        theApp()->gui().unregisterView(id());
        if (!theApp()->gui().viewIds().empty()) {
+               quitting = true;
                // Just close the window and do nothing else if this is not the
                // last window.
                close_event->accept();