C++ WindowManager类代码示例

Client *Client::create(const Rect& rect, int screenNumber, const String &clazz, const String &instance, bool movable)
{
    WindowManager *wm = WindowManager::instance();
    xcb_connection_t* conn = wm->connection();
    xcb_screen_t* scr = wm->screens().at(screenNumber);

    xcb_window_t window = xcb_generate_id(conn);
    const uint32_t values[] = {
        scr->black_pixel,
        XCB_GRAVITY_NORTH_WEST,
        XCB_GRAVITY_NORTH_WEST,
        1,
        (XCB_EVENT_MASK_STRUCTURE_NOTIFY
         | XCB_EVENT_MASK_ENTER_WINDOW
         | XCB_EVENT_MASK_LEAVE_WINDOW
         | XCB_EVENT_MASK_EXPOSURE
         | XCB_EVENT_MASK_SUBSTRUCTURE_REDIRECT
         | XCB_EVENT_MASK_POINTER_MOTION
         | XCB_EVENT_MASK_BUTTON_PRESS
         | XCB_EVENT_MASK_BUTTON_RELEASE)
    };
    warning() << "creating client window" << rect;
    xcb_create_window(conn, XCB_COPY_FROM_PARENT, window, scr->root,
                      rect.x, rect.y, rect.width, rect.height, 0,
                      XCB_COPY_FROM_PARENT, XCB_COPY_FROM_PARENT,
                      XCB_CW_BORDER_PIXEL | XCB_CW_BIT_GRAVITY | XCB_CW_WIN_GRAVITY
                      | XCB_CW_OVERRIDE_REDIRECT | XCB_CW_EVENT_MASK, values);

    xcb_icccm_wm_hints_t wmHints;
    xcb_icccm_wm_hints_set_none(&wmHints);
    xcb_icccm_wm_hints_set_input(&wmHints, 0);
    xcb_icccm_set_wm_hints(conn, window, &wmHints);

    xcb_size_hints_t wmNormalHints;
    memset(&wmNormalHints, 0, sizeof(wmNormalHints));
    xcb_icccm_size_hints_set_position(&wmNormalHints, 1, rect.x, rect.y);
    xcb_icccm_size_hints_set_size(&wmNormalHints, 1, rect.width, rect.height);
    xcb_icccm_set_wm_normal_hints(conn, window, &wmNormalHints);

    String className = clazz + ' ' + instance;
    className[clazz.size()] = '\0';
    xcb_icccm_set_wm_class(conn, window, className.size(), className.constData());
    Client *ptr = new Client(window);
    ptr->mMovable = movable;
    ptr->mRect = rect;
    ptr->mOwned = true;
    ptr->mScreenNumber = screenNumber;
    ptr->init();
    ptr->mNoFocus = true;
    Workspace *ws = wm->activeWorkspace(screenNumber);
    assert(ws);
    ptr->mWorkspace = ws;
    ws->addClient(ptr);

    wm->js().onClient(ptr);
    ptr->complete();

    sClients[window] = ptr;
    return ptr;
}

bool WindowManager::Close()
{
    QList<Window::Pointer> t = windows; // make iteration robust
    for (QList<Window::Pointer>::iterator iter = t.begin();
            iter != t.end(); ++iter)
    {
        bool closed = (*iter)->Close();
        if (!closed)
        {
            return false;
        }
    }

    if (!subManagers.empty())
    {
        for (QList<WindowManager*>::iterator iter = subManagers.begin();
                iter != subManagers.end(); ++iter)
        {
            WindowManager* wm = *iter;
            bool closed = wm->Close();
            if (!closed)
            {
                return false;
            }
        }
    }
    return true;
}

SelectAttributeDialog::SelectAttributeDialog(MWWorld::Environment& environment, MyGUI::IntSize gameWindowSize)
  : WindowBase("openmw_chargen_select_attribute_layout.xml", environment)
{
    // Centre dialog
    center();

    WindowManager *wm = environment.mWindowManager;

    setText("LabelT", wm->getGameSettingString("sAttributesMenu1", ""));

    for (int i = 0; i < 8; ++i)
    {
        Widgets::MWAttributePtr attribute;
        char theIndex = '0'+i;

        getWidget(attribute,  std::string("Attribute").append(1, theIndex));
        attribute->setWindowManager(wm);
        attribute->setAttributeId(ESM::Attribute::attributeIds[i]);
        attribute->eventClicked = MyGUI::newDelegate(this, &SelectAttributeDialog::onAttributeClicked);
    }

    // TODO: These buttons should be managed by a Dialog class
    MyGUI::ButtonPtr cancelButton;
    getWidget(cancelButton, "CancelButton");
    cancelButton->setCaption(wm->getGameSettingString("sCancel", ""));
    cancelButton->eventMouseButtonClick = MyGUI::newDelegate(this, &SelectAttributeDialog::onCancelClicked);
}

void PickClassDialog::updateStats()
{
    if (currentClassId.empty())
        return;
    WindowManager *wm = environment.mWindowManager;
    ESMS::ESMStore &store = environment.mWorld->getStore();
    const ESM::Class *klass = store.classes.search(currentClassId);
    if (!klass)
        return;

    ESM::Class::Specialization specialization = static_cast<ESM::Class::Specialization>(klass->data.specialization);

    static const char *specIds[3] = {
        "sSpecializationCombat",
        "sSpecializationMagic",
        "sSpecializationStealth"
    };
    specializationName->setCaption(wm->getGameSettingString(specIds[specialization], specIds[specialization]));

    favoriteAttribute[0]->setAttributeId(klass->data.attribute[0]);
    favoriteAttribute[1]->setAttributeId(klass->data.attribute[1]);

    for (int i = 0; i < 5; ++i)
    {
        majorSkill[i]->setSkillNumber(klass->data.skills[i][0]);
        minorSkill[i]->setSkillNumber(klass->data.skills[i][1]);
    }

    classImage->setImageTexture(std::string("textures\\levelup\\") + currentClassId + ".dds");
}

void Helium::RendererInitializationWin::Shutdown()
{
	DynamicDrawer::DestroyStaticInstance();
	RenderResourceManager::DestroyStaticInstance();

	Renderer* pRenderer = Renderer::GetStaticInstance();
	if( pRenderer )
	{
		pRenderer->Shutdown();
		Renderer::DestroyStaticInstance();
	}

	WindowManager* pWindowManager = WindowManager::GetStaticInstance();
	if( pWindowManager )
	{
		if( m_pMainWindow )
		{
			m_pMainWindow->Destroy();
			while( m_pMainWindow )
			{
				pWindowManager->Update();
			}
		}

		pWindowManager->Shutdown();
		WindowManager::DestroyStaticInstance();
	}
}

void Client::close()
{
    WindowManager *wm = WindowManager::instance();
    if (mOwned) {
        EventLoop::eventLoop()->callLater([this, wm] {
                delete this;
                xcb_flush(wm->connection());
            });
    } else {
        if (mProtocols.contains(Atoms::WM_DELETE_WINDOW)) {
            // delete
            xcb_client_message_event_t event;
            memset(&event, '\0', sizeof(event));
            event.response_type = XCB_CLIENT_MESSAGE;
            event.window = mWindow;
            event.format = 32;
            event.type = Atoms::WM_PROTOCOLS;
            event.data.data32[0] = Atoms::WM_DELETE_WINDOW;
            event.data.data32[1] = wm->timestamp();

            xcb_send_event(wm->connection(), false, mWindow, XCB_EVENT_MASK_NO_EVENT,
                           reinterpret_cast<char*>(&event));

        } else {
            xcb_kill_client(wm->connection(), mWindow);
        }
    }
}

LRESULT CALLBACK WindowManager::WindowProcedure(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
{
    WindowManager *view;

    if (message == WM_NCCREATE)
    {
        CREATESTRUCT *cs = (CREATESTRUCT*) lParam; 
        view = (WindowManager*) cs->lpCreateParams;

        SetLastError(0);
        if (SetWindowLongPtr(hwnd, GWL_USERDATA, (LONG_PTR) view) == 0)
        {
            if (GetLastError() != 0)
                return FALSE;
        }
    }
    else
    {
        view = (WindowManager*) GetWindowLongPtr(hwnd, GWL_USERDATA);
    }

    if (view)
        return view->WindowProc(hwnd, message, wParam, lParam);

    return DefWindowProc(hwnd, message, wParam, lParam);
}

void StatsWindow::addSkills(const SkillList &skills, const std::string &titleId, const std::string &titleDefault, MyGUI::IntCoord &coord1, MyGUI::IntCoord &coord2)
{
    WindowManager *wm = environment.mWindowManager;

    // Add a line separator if there are items above
    if (!skillWidgets.empty())
    {
        addSeparator(coord1, coord2);
    }

    addGroup(wm->getGameSettingString(titleId, titleDefault), coord1, coord2);

    SkillList::const_iterator end = skills.end();
    for (SkillList::const_iterator it = skills.begin(); it != end; ++it)
    {
        int skillId = *it;
        if (skillId < 0 || skillId > ESM::Skill::Length) // Skip unknown skill indexes
            continue;
        assert(skillId >= 0 && skillId < ESM::Skill::Length);
        const std::string &skillNameId = ESMS::Skill::sSkillNameIds[skillId];
        const MWMechanics::Stat<float> &stat = skillValues.find(skillId)->second;
        float base = stat.getBase();
        float modified = stat.getModified();

        ColorStyle style = CS_Normal;
        if (modified > base)
            style = CS_Super;
        else if (modified < base)
            style = CS_Sub;
        MyGUI::StaticTextPtr widget = addValueItem(wm->getGameSettingString(skillNameId, skillNameId), boost::lexical_cast<std::string>(static_cast<int>(modified)), style, coord1, coord2);
        skillWidgetMap[skillId] = widget;
    }
}

void FrameAttachmentPoint::showContextMenu(QPoint point)
{
    //Show menus with all attached frames and submenu where to attach it to
    clearActionReceivers();

    WindowManager* windowManager = Carbon::get()->getWindowManager();
    QMenu menu(windowManager->getMainWindow());
    QMenu* submenu;
    QAction* action;

    //For all attached frames, add frame menu
    int frame = 0;
    for (auto it = mAttachedFrames.begin(); it != mAttachedFrames.end(); it++) 
    {
        submenu = menu.addMenu((*it)->getCaption());
     
        //for all possible targets, add commands
        {
            NumberedActionReceiver* receiver;
            
            //Copy command
            receiver = new NumberedActionReceiver(frame, COMMAND_COPY);
            mActionReceivers.push_back(receiver);
            connect(receiver, SIGNAL(actionReceived(int,int)), this, SLOT(onContextMenuClick(int,int)));
            action = submenu->addAction(QIcon(":copy"), "Copy", receiver, SLOT(receiveAction()));
            action->setToolTip("Create a copy of the plugin.");
            if (!PluginFactory::getFactory().canCreatePlugin((*it)->getClassId())) //Disable copy if plugin cant be created anymore
                action->setEnabled(false);

            //Delete command
            receiver = new NumberedActionReceiver(frame, COMMAND_DELETE);
            mActionReceivers.push_back(receiver);
            connect(receiver, SIGNAL(actionReceived(int,int)), this, SLOT(onContextMenuClick(int,int)));
            action = submenu->addAction(QIcon(":delete"), "Delete", receiver, SLOT(receiveAction()));
            action->setToolTip("Delete the plugin.");
        }

        submenu->addSeparator();

        //for all possible targets, add target frames
        int target = COMMAND_MAX_ID;
        for (auto tar_it = windowManager->getFrameAttachmentPoints().begin(); tar_it != windowManager->getFrameAttachmentPoints().end(); tar_it++)
        {
            NumberedActionReceiver* receiver = new NumberedActionReceiver(frame, target);
            mActionReceivers.push_back(receiver);

            connect(receiver, SIGNAL(actionReceived(int,int)), this, SLOT(onContextMenuClick(int,int)));

            if (tar_it->second == this)
                action = submenu->addAction(QIcon(":accept"), tar_it->second->getName(), receiver, SLOT(receiveAction()));
            else
                action = submenu->addAction(tar_it->second->getName(), receiver, SLOT(receiveAction()));
            
            target++;
        }
        frame++;
    }

    menu.exec(mAttachmentPoint->mapToGlobal(point));
}

void Client::init()
{
    WindowManager *wm = WindowManager::instance();
    xcb_ewmh_connection_t* ewmhConn = wm->ewmhConnection();
    updateState(ewmhConn);
    wm->bindings().rebind(mWindow);
}

Client *Client::manage(xcb_window_t window, int screenNumber)
{
    assert(sClients.count(window) == 0);
    Client *ptr = new Client(window);
    ptr->mScreenNumber = screenNumber;
    ptr->init();
    WindowManager *wm = WindowManager::instance();
    wm->js().onClient(ptr);

    xcb_ewmh_connection_t* ewmhConn = wm->ewmhConnection();
    bool focus = false;
    if (!ptr->mEwmhState.contains(ewmhConn->_NET_WM_STATE_STICKY)) {
        Workspace *ws = wm->activeWorkspace(screenNumber);
        assert(ws);
        ptr->mWorkspace = ws;
        ws->addClient(ptr);
        focus = true;
    }
    ptr->complete();
    if (focus)
        ptr->focus();

    sClients[window] = ptr;
    return ptr;
}

    WindowManager::WindowManager (const WindowManager& other)
    {
      init ((unsigned int) other.getWindowPosition().x(),
	    (unsigned int) other.getWindowPosition().y(),
	    (unsigned int) other.getWindowDimension().x(),
	    (unsigned int) other.getWindowDimension().y());
    }

ExampleApplication::ExampleApplication(const std::string& caption, int argc, const char* argv[])
{
	std::string title = caption + " - Open Graphics Framework";
	bool fullscreen = false;
	int width = 800;
	int height = 600;
	int samples = 0;
	
	for (int i = 1; i < argc; ++i)
	{
		if (std::strcmp(argv[i], "--fullscreen") == 0 || std::strcmp(argv[i], "-f") == 0)
		{
			fullscreen = true;
			continue;
		}
		
		if (std::sscanf(argv[i], "--width=%d", &width) == 1)
			continue;
		
		if (std::sscanf(argv[i], "-w=%d", &width) == 1)
			continue;
		
		if (std::sscanf(argv[i], "--height=%d", &height) == 1)
			continue;
		
		if (std::sscanf(argv[i], "-h=%d", &height) == 1)
			continue;
		
		if (std::sscanf(argv[i], "--samples=%d", &samples) == 1)
			continue;
		
		std::sscanf(argv[i], "-s=%d", &samples);
	}
	
	WindowManager* windowManager = getWindowManager();
	windowManager->setWindowHint(WindowHint::RESIZABLE, 1);
	windowManager->setWindowHint(WindowHint::SAMPLES, samples);

	const Display* display = windowManager->getDisplay(0);
	window = windowManager->createWindow(title, width, height);
	window->setDisplayMode(display->getMode(0));
	window->setSwapInterval(1);
	
	graphicsContext = window->getGraphicsContext();
	
	resourceContext = new ResourceContext(graphicsContext);
	
	// Create renderer
	renderer = new Renderer(graphicsContext);
	
	// Setup screen recording
	screenRecorder.setGraphicsContext(graphicsContext);
		
	window->addObserver(this);
	getInputManager()->getKeyboard(0)->addObserver(this);
}

/// Deserializes the given application state
/// @param app a reference to the application
/// @param map the map with serialized data
void WorkspaceSerializer::deserializeWorkspace(Workspace* workspace, const QVariantMap& map)
{
    WindowManager* winManager = edbeeApp()->windowManager();
    QVariantList windows = map.value("windows").toList();
    foreach( QVariant winVar, windows ) {
        QVariantMap winMap = winVar.toMap();
        MainWindow* win = winManager->createWindow( workspace );
        deserializeMainWindow( win, winMap );
        win->show();
    }

Window * GroupBox::getContentPane() const
{
    String paneName = d_name + ContentPaneNameSuffix;
    WindowManager* winMgr = WindowManager::getSingletonPtr();
    if (winMgr->isWindowPresent(paneName))
    {
        return winMgr->getWindow(paneName);
    }
    return 0;
}