* create global menubar on Mac without a parent. It will be shown if no GuiView exists.

* fill global menubar with the normal actions
* capture the keyboard on the menubar if no GuiView exists. This
  enables the shortcuts on Mac in those cases.


git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@23731 a592a061-630c-0410-9148-cb99ea01b6c8

src/LyX.cpp

@@ -878,6 +878,11 @@ bool LyX::init()
 	// read, therefore it can't be done by a static object.
 	ConverterCache::init();
 	
+	// init the global menubar on Mac. This must be done after the session
+	// was recovered to know the "last files".
+	if (use_gui)
+		theApp()->initGlobalMenu();
+	
 	return true;
 }
 

src/frontends/Application.h

@@ -219,6 +219,11 @@ public:
 	*/
 	virtual void readMenus(Lexer & lex) = 0;
 
+	/**
+	* initialize the global menubar on Mac
+	*/
+	virtual void initGlobalMenu() = 0;
+	
 	/**
 	* add a callback for socket read notification
 	* @param fd socket descriptor (file/socket/etc)

src/frontends/qt4/GuiApplication.cpp

@@ -16,6 +16,7 @@
 
 #include "qt_helpers.h"
 #include "GuiImage.h"
+#include "GuiKeySymbol.h"
 #include "GuiView.h"
 
 #include "frontends/alert.h"
@@ -121,6 +122,27 @@ public:
 	}
 };
 
+class GlobalMenuBar : public QMenuBar
+{
+public:
+	///
+	GlobalMenuBar() : QMenuBar(0) {}
+	
+	///
+	bool event(QEvent * e)
+	{
+		if (e->type() == QEvent::ShortcutOverride) {
+			//	    && activeWindow() == 0) {
+			QKeyEvent * ke = static_cast<QKeyEvent*>(e);
+			KeySymbol sym;
+			setKeySymbol(&sym, ke);
+			theLyXFunc().processKeySym(sym, q_key_state(ke->modifiers()));
+			e->accept();
+			return true;
+		}
+		return false;
+	}
+};
 
 ///////////////////////////////////////////////////////////////
 // You can find more platform specific stuff
@@ -132,7 +154,7 @@ GuiApplication * guiApp;
 
 
 GuiApplication::GuiApplication(int & argc, char ** argv)
-	: QApplication(argc, argv), Application(), current_view_(0)
+	: QApplication(argc, argv), Application(), current_view_(0), global_menubar_(0)
 {
 	QString app_name = "LyX";
 	QCoreApplication::setOrganizationName(app_name);
@@ -146,6 +168,9 @@ GuiApplication::GuiApplication(int & argc, char ** argv)
 	if (lyxrc.quit_on_last_window_closed)
 		setQuitOnLastWindowClosed(false);
 	*/
+#ifdef Q_WS_MAC
+	setQuitOnLastWindowClosed(false);
+#endif
 	
 #ifdef Q_WS_X11
 	// doubleClickInterval() is 400 ms on X11 which is just too long.
@@ -175,11 +200,10 @@ GuiApplication::GuiApplication(int & argc, char ** argv)
 			<< fromqstr(language_name));
 
 #ifdef Q_WS_MACX
-	// all windows in a Mac application share the same menu bar.
-	QMenuBar *menuBar = new QMenuBar(0);
 	// This allows to translate the strings that appear in the LyX menu.
 	addMenuTranslator();
 #endif
+	connect(this, SIGNAL(lastWindowClosed()), this, SLOT(onLastWindowClosed()));
 
 	using namespace lyx::graphics;
 
@@ -210,6 +234,14 @@ GuiApplication::GuiApplication(int & argc, char ** argv)
 	connect(&general_timer_, SIGNAL(timeout()),
 		this, SLOT(handleRegularEvents()));
 	general_timer_.start();
+	
+#ifdef Q_WS_MACX
+	if (global_menubar_ == 0) {
+		// Create the global default menubar which is shown for the dialogs
+		// and if no GuiView is visible.
+		global_menubar_ = new GlobalMenuBar();
+	}
+#endif	
 }
 
 
@@ -697,6 +729,19 @@ bool GuiApplication::searchMenu(FuncRequest const & func,
 }
 
 
+void GuiApplication::initGlobalMenu()
+{
+	if (global_menubar_)
+		menus().fillMenuBar(global_menubar_, 0);
+}
+
+
+void GuiApplication::onLastWindowClosed()
+{
+	if (global_menubar_)
+		global_menubar_->grabKeyboard();
+}
+
 ////////////////////////////////////////////////////////////////////////
 // X11 specific stuff goes here...
 #ifdef Q_WS_X11

src/frontends/qt4/GuiApplication.h

@@ -39,6 +39,7 @@ namespace frontend {
 
 class GuiView;
 class LyXView;
+class GlobalMenuBar;
 class GuiWorkArea;
 class SocketNotifier;
 
@@ -72,6 +73,7 @@ public:
 	virtual std::string const hexName(ColorCode col);
 	virtual void updateColor(ColorCode col);
 	virtual void readMenus(Lexer & lex);
+	virtual void initGlobalMenu();
 	virtual void registerSocketCallback(int fd, SocketCallback func);
 	void unregisterSocketCallback(int fd);
 	bool searchMenu(FuncRequest const & func, std::vector<docstring> & names) const;
@@ -87,7 +89,7 @@ public:
 
 	/// Create the main window with given geometry settings.
 	/// \param geometry_arg: only for Windows platform.
-	void createView(QString const & geometry_arg);
+	void createView(QString const & geometry_arg = QString());
 	///
 	GuiView const * currentView() const { return current_view_; }
 	///
@@ -128,6 +130,8 @@ private Q_SLOTS:
 	void socketDataReceived(int fd);
 	/// events to be triggered by general_timer_ should go here
 	void handleRegularEvents();
+	///
+	void onLastWindowClosed();
 	
 private:
 	///
@@ -171,6 +175,8 @@ public:
 	/// This LyXView is the one receiving Clipboard and Selection
 	/// events
 	GuiView * current_view_;
+	/// only used on mac
+	GlobalMenuBar * global_menubar_;
 }; // GuiApplication
 
 extern GuiApplication * guiApp;