Fix the storage of the last opened files list when having multiple windows. We need to know whether a view is closed by the user pressing the x (clearing the last-opened list of previous closed windows), or whether the view is closed in a cascade of all views (no clearing of the last-opened list).

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@34621 a592a061-630c-0410-9148-cb99ea01b6c8

src/frontends/qt4/GuiApplication.cpp

@@ -1250,7 +1250,7 @@ void GuiApplication::dispatch(FuncRequest const & cmd, DispatchResult & dr)
 		// clear the last opened list, because
 		// maybe this will end the session
 		theSession().lastOpened().clear();
-		current_view_->close();
+		current_view_->closeScheduled();
 		break;
 
 	case LFUN_LYX_QUIT:
@@ -2254,7 +2254,7 @@ bool GuiApplication::closeAllViews()
 
 	QList<GuiView *> views = d->views_.values();
 	foreach (GuiView * view, views) {
-		if (!view->close())
+		if (!view->closeScheduled())
 			return false;
 	}
 

src/frontends/qt4/GuiView.cpp

@@ -663,6 +663,13 @@ void GuiView::showEvent(QShowEvent * e)
 }
 
 
+bool GuiView::closeScheduled()
+{
+	closing_ = true;
+	return close();
+}
+
+
 /** Destroy only all tabbed WorkAreas. Destruction of other WorkAreas
  ** is responsibility of the container (e.g., dialog)
  **/
@@ -676,6 +683,10 @@ void GuiView::closeEvent(QCloseEvent * close_event)
 		return;
 	}
 
+	// If the user pressed the x (so we didn't call closeView
+	// programmatically), we want to clear all existing entries.
+	if (!closing_)
+		theSession().lastOpened().clear();
 	closing_ = true;
 
 	writeSession();

src/frontends/qt4/GuiView.h

@@ -71,6 +71,10 @@ public:
 
 	~GuiView();
 
+	/// closes the view such that the view knows that is closed
+	/// programmatically and not by the user clicking the x.
+	bool closeScheduled();
+
 	int id() const { return id_; }
 
 	///