Cleanup app quitting and window closing now that there is a clean separation between the frontend and the core.

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@23271 a592a061-630c-0410-9148-cb99ea01b6c8

src/frontends/LyXView.h

@@ -49,8 +49,6 @@ public:
 	virtual ~LyXView() {}
 	///
 	virtual int id() const = 0;
-	///
-	virtual void close() = 0;
 
 	/// show busy cursor
 	virtual void setBusy(bool) = 0;

src/frontends/qt4/GuiApplication.cpp

@@ -251,9 +251,6 @@ bool GuiApplication::dispatch(FuncRequest const & cmd)
 		// update bookmark pit of the current buffer before window close
 		for (size_t i = 0; i < LyX::ref().session().bookmarks().size(); ++i)
 			theLyXFunc().gotoBookmark(i+1, false, false);
-		// ask the user for saving changes or cancel quit
-		if (!current_view_->quitWriteAll())
-			break;
 		current_view_->close();
 		break;
 
@@ -261,8 +258,8 @@ bool GuiApplication::dispatch(FuncRequest const & cmd)
 		// quitting is triggered by the gui code
 		// (leaving the event loop).
 		current_view_->message(from_utf8(N_("Exiting.")));
-		if (current_view_->quitWriteAll())
-			closeAllViews();
+		if (closeAllViews())
+			quit();
 		break;
 
 	case LFUN_SCREEN_FONT_UPDATE: {
@@ -548,8 +545,9 @@ void GuiApplication::commitData(QSessionManager & sm)
 	/// The default implementation sends a close event to all
 	/// visible top level widgets when session managment allows
 	/// interaction.
-	/// We are changing that to write all unsaved buffers...
-	if (sm.allowsInteraction() && !current_view_->quitWriteAll())
+	/// We are changing that to close all wiew one by one.
+	/// FIXME: verify if the default implementation is enough now.
+	if (sm.allowsInteraction() && !closeAllViews())
  		sm.cancel();
 }
 
@@ -581,20 +579,14 @@ bool GuiApplication::unregisterView(int id)
 bool GuiApplication::closeAllViews()
 {
 	updateIds(views_, view_ids_);
-	if (views_.empty()) {
-		// quit in CloseEvent will not be triggert
-		qApp->quit();
+	if (views_.empty())
 		return true;
-	}
 
 	map<int, GuiView*> const cmap = views_;
 	map<int, GuiView*>::const_iterator it;
 	for (it = cmap.begin(); it != cmap.end(); ++it) {
-		// TODO: return false when close event was ignored
-		//       e.g. quitWriteAll()->'Cancel'
-		//       maybe we need something like 'bool closeView()'
-		it->second->close();
-		// unregisterd by the CloseEvent
+		if (!it->second->close())
+			return false;
 	}
 
 	views_.clear();

src/frontends/qt4/GuiView.cpp

@@ -145,8 +145,8 @@ typedef boost::shared_ptr<Dialog> DialogPtr;
 struct GuiView::GuiViewPrivate
 {
 	GuiViewPrivate()
-		: current_work_area_(0), layout_(0),
-		quitting_by_menu_(false), autosave_timeout_(5000), in_show_(false)
+		: current_work_area_(0), layout_(0), autosave_timeout_(5000),
+		in_show_(false)
 	{
 		// hardcode here the platform specific icon size
 		smallIconSize = 14;	// scaling problems
@@ -263,8 +263,6 @@ public:
 	unsigned int bigIconSize;
 	///
 	QTimer statusbar_timer_;
-	/// are we quitting by the menu?
-	bool quitting_by_menu_;
 	/// auto-saving of buffers
 	Timeout autosave_timeout_;
 	/// flag against a race condition due to multiclicks, see bug #1119
@@ -336,20 +334,6 @@ GuiView::~GuiView()
 }
 
 
-void GuiView::close()
-{
-	d.quitting_by_menu_ = true;
-	d.current_work_area_ = 0;
-	for (int i = 0; i != d.splitter_->count(); ++i) {
-		TabWorkArea * twa = d.tabWorkArea(i);
-		if (twa)
-			twa->closeAll();
-	}
-	QMainWindow::close();
-	d.quitting_by_menu_ = false;
-}
-
-
 void GuiView::setFocus()
 {
 	if (d.current_work_area_)
@@ -381,15 +365,6 @@ void GuiView::showEvent(QShowEvent * e)
 
 void GuiView::closeEvent(QCloseEvent * close_event)
 {
-	// we may have been called through the close window button
-	// which bypasses the LFUN machinery.
-	if (!d.quitting_by_menu_ && guiApp->viewCount() == 1) {
-		if (!quitWriteAll()) {
-			close_event->ignore();
-			return;
-		}
-	}
-
 	while (Buffer * b = buffer()) {
 		if (b->parent()) {
 			// This is a child document, just close the tab after saving
@@ -406,7 +381,7 @@ void GuiView::closeEvent(QCloseEvent * close_event)
 		for (int i = 0; i != ids.size(); ++i) {
 			if (id_ == ids[i])
 				continue;
-			if (GuiWorkArea * wa = guiApp->view(ids[i]).workArea(*b)) {
+			if (guiApp->view(ids[i]).workArea(*b)) {
 				// FIXME 1: should we put an alert box here that the buffer
 				// is viewed elsewhere?
 				// FIXME 2: should we try to save this buffer in any case?
@@ -1627,6 +1602,10 @@ bool GuiView::closeBuffer(Buffer & buf)
 	else
 		file = buf.fileName().displayName(30);
 
+	// Bring this window to top before asking questions.
+	raise();
+	activateWindow();
+
 	docstring const text = bformat(_("The document %1$s has unsaved changes."
 		"\n\nDo you want to save the document or discard the changes?"), file);
 	int const ret = Alert::prompt(_("Save changed document?"),
@@ -1658,17 +1637,6 @@ bool GuiView::closeBuffer(Buffer & buf)
 }
 
 
-bool GuiView::quitWriteAll()
-{
-	while (!theBufferList().empty()) {
-		Buffer * b = theBufferList().first();
-		if (!closeBuffer(*b))
-			return false;
-	}
-	return true;
-}
-
-
 bool GuiView::dispatch(FuncRequest const & cmd)
 {
 	BufferView * bv = view();	

src/frontends/qt4/GuiView.h

@@ -62,7 +62,6 @@ public:
 
 	///
 	int id() const { return id_; }
-	void close();
 	void setFocus();
 	void setBusy(bool);
 	/// returns true if this view has the focus.
@@ -99,8 +98,6 @@ public:
 	void importDocument(std::string const &);
 	///
 	void newDocument(std::string const & filename, bool fromTemplate);
-	/// write all buffers, asking the user, returns false if cancelled
-	bool quitWriteAll();
 
 	/// GuiBufferDelegate.
 	///@{