int main(int argc, char **argv) { // OSG init osgInit(argc,argv); // Set up Window TutorialWindow = createNativeWindow(); TutorialWindow->initWindow(); TutorialWindow->setDisplayCallback(display); TutorialWindow->setReshapeCallback(reshape); TutorialKeyListener TheKeyListener; TutorialWindow->addKeyListener(&TheKeyListener); // Make Torus Node (creates Torus in background of scene) NodeRefPtr TorusGeometryNode = makeTorus(.5, 2, 16, 16); // Make Main Scene Node and add the Torus NodeRefPtr scene = OSG::Node::create(); scene->setCore(OSG::Group::create()); scene->addChild(TorusGeometryNode); // Create the Graphics GraphicsRefPtr TutorialGraphics = OSG::Graphics2D::create(); // Initialize the LookAndFeelManager to enable default settings LookAndFeelManager::the()->getLookAndFeel()->init(); /****************************************************** Create Components to add to MenuBar Menus. Each MenuBar has multiple Menus which contain multiple MenuItems. -setAcceleratorKey(KeyEvent::KEY_*): This links the key "*" as a shortcut to selecting the item it is attached to. An example of this would be Q with Control+Q causing programs to quit. -setAcceleratorModifiers(KeyEvent::KEY_MODIFIER_*): This adds the "*" key as another requirement to cause the item to be selected. Things such as "CONTROL" are likely to be used here (as mentioned above, both Control and Q are specified). Note: These shortcuts will be shown in the list with the MenuItem they are attached to. -setMnemonicKey(KeyEvent::KEY_****): sets the key "****" to be underlined within the Menu itself ******************************************************/ // Creates MenuItems as in 25PopupMenu MenuItemRefPtr NewMenuItem = MenuItem::create(); MenuItemRefPtr OpenMenuItem = MenuItem::create(); MenuItemRefPtr CloseMenuItem = MenuItem::create(); MenuItemRefPtr ExitMenuItem = MenuItem::create(); MenuItemRefPtr UndoMenuItem = MenuItem::create(); MenuItemRefPtr RedoMenuItem = MenuItem::create(); //Edits MenuItems NewMenuItem->setText("New ..."); NewMenuItem->setAcceleratorKey(KeyEvent::KEY_N); NewMenuItem->setAcceleratorModifiers(KeyEvent::KEY_MODIFIER_COMMAND); NewMenuItem->setMnemonicKey(KeyEvent::KEY_N); OpenMenuItem->setText("Open ..."); OpenMenuItem->setAcceleratorKey(KeyEvent::KEY_P); OpenMenuItem->setAcceleratorModifiers(KeyEvent::KEY_MODIFIER_COMMAND); OpenMenuItem->setMnemonicKey(KeyEvent::KEY_P); CloseMenuItem->setText("Close ..."); CloseMenuItem->setAcceleratorKey(KeyEvent::KEY_W); CloseMenuItem->setAcceleratorModifiers(KeyEvent::KEY_MODIFIER_COMMAND); CloseMenuItem->setMnemonicKey(KeyEvent::KEY_C); ExitMenuItem->setText("Quit"); ExitMenuItem->setAcceleratorKey(KeyEvent::KEY_Q); ExitMenuItem->setAcceleratorModifiers(KeyEvent::KEY_MODIFIER_COMMAND); ExitMenuItem->setMnemonicKey(KeyEvent::KEY_Q); UndoMenuItem->setText("Undo"); UndoMenuItem->setAcceleratorKey(KeyEvent::KEY_Z); UndoMenuItem->setAcceleratorModifiers(KeyEvent::KEY_MODIFIER_COMMAND); UndoMenuItem->setMnemonicKey(KeyEvent::KEY_U); RedoMenuItem->setText("Redo"); RedoMenuItem->setEnabled(false); RedoMenuItem->setMnemonicKey(KeyEvent::KEY_R); // Create an ActionListener and assign it to ExitMenuItem // This is defined above, and will cause the program to quit // when that MenuItem is selected or Control + Q hit QuitActionListener TheQuitActionListener; ExitMenuItem->addActionListener( &TheQuitActionListener); /****************************************************** Create Menu Components to add to MenuBar and adds above Components to them. Note: setAcceleratorKey, setAcceleratorModifiers, and setMnemnoicKey all apply to Menus in addition to MenuItems. ******************************************************/ // Create a File menu and adds its MenuItems MenuRefPtr FileMenu = Menu::create(); FileMenu->addItem(NewMenuItem); FileMenu->addItem(OpenMenuItem); FileMenu->addItem(CloseMenuItem); FileMenu->addSeparator(); FileMenu->addItem(ExitMenuItem); // Labels the File Menu FileMenu->setText("File"); FileMenu->setMnemonicKey(KeyEvent::KEY_F); // Creates an Edit menu and adds its MenuItems MenuRefPtr EditMenu = Menu::create(); EditMenu->addItem(UndoMenuItem); EditMenu->addItem(RedoMenuItem); // Labels the Edit Menu EditMenu->setText("Edit"); EditMenu->setMnemonicKey(KeyEvent::KEY_E); /****************************************************** Create MainMenuBar and adds the Menus created above to it. Also creates several Backgrounds to improve MenuBar overall look. Both the MenuBar and Menu can have Backgrounds; the set up currently is to have EmptyBackgrounds in each Menu allowing a single overall MenuBar Background which is given to the MenuBar itself. This can be easily changed by adding different Backgrounds to the File and Edit Menus. Note: The MenuBar is added to the MainFrame below. ******************************************************/ // Creates two Backgrounds MenuBarRefPtr MainMenuBar = MenuBar::create(); // Adds the two Menus to the MainMenuBar MainMenuBar->addMenu(FileMenu); MainMenuBar->addMenu(EditMenu); // Create two Labels LabelRefPtr ExampleLabel1 = OSG::Label::create(); LabelRefPtr ExampleLabel2 = OSG::Label::create(); ExampleLabel1->setText("Look up in the corner!"); ExampleLabel1->setPreferredSize(Vec2f(150, 25)); ExampleLabel2->setText("Hit Control + Z"); ExampleLabel2->setPreferredSize(Vec2f(150, 25)); // Create The Main InternalWindow // Create Background to be used with the Main InternalWindow EmptyLayerRefPtr MainInternalWindowBackground = OSG::EmptyLayer::create(); EmptyBorderRefPtr MainInternalWindowBorder = OSG::EmptyBorder::create(); LayoutRefPtr MainInternalWindowLayout = OSG::FlowLayout::create(); InternalWindowRefPtr MainInternalWindow = OSG::InternalWindow::create(); MainInternalWindow->pushToChildren(ExampleLabel1); MainInternalWindow->pushToChildren(ExampleLabel2); MainInternalWindow->setLayout(MainInternalWindowLayout); MainInternalWindow->setMenuBar(MainMenuBar); MainInternalWindow->setBackgrounds(MainInternalWindowBackground); MainInternalWindow->setBorders(MainInternalWindowBorder); MainInternalWindow->setAlignmentInDrawingSurface(Vec2f(0.5f,0.5f)); MainInternalWindow->setScalingInDrawingSurface(Vec2f(1.0f,1.0f)); MainInternalWindow->setDrawTitlebar(false); MainInternalWindow->setResizable(false); // Create the Drawing Surface UIDrawingSurfaceRefPtr TutorialDrawingSurface = UIDrawingSurface::create(); TutorialDrawingSurface->setGraphics(TutorialGraphics); TutorialDrawingSurface->setEventProducer(TutorialWindow); TutorialDrawingSurface->openWindow(MainInternalWindow); // Create the UI Foreground Object UIForegroundRefPtr TutorialUIForeground = OSG::UIForeground::create(); TutorialUIForeground->setDrawingSurface(TutorialDrawingSurface); // Create the SimpleSceneManager helper mgr = new SimpleSceneManager; // Tell the Manager what to manage mgr->setWindow(TutorialWindow); mgr->setRoot(scene); // Add the UI Foreground Object to the Scene ViewportRefPtr TutorialViewport = mgr->getWindow()->getPort(0); TutorialViewport->addForeground(TutorialUIForeground); // Show the whole Scene mgr->showAll(); //Open Window Vec2f WinSize(TutorialWindow->getDesktopSize() * 0.85f); Pnt2f WinPos((TutorialWindow->getDesktopSize() - WinSize) *0.5); TutorialWindow->openWindow(WinPos, WinSize, "26MenuBar"); //Enter main Loop TutorialWindow->mainLoop(); osgExit(); return 0; }