C++ setParent函数代码示例

mxListView::mxListView (mxWindow *parent, int x, int y, int w, int h, int id)
: mxWidget (parent, x, y, w, h)
{
	if (!parent)
		return;

	d_this = new mxListView_i;

	DWORD dwStyle = LVS_NOSORTHEADER | LVS_REPORT | LVS_SHOWSELALWAYS | WS_VISIBLE | WS_CHILD;
	HWND hwndParent = (HWND) ((mxWidget *) parent)->getHandle ();

	d_this->d_hwnd = CreateWindowEx (WS_EX_CLIENTEDGE, WC_LISTVIEW, "", dwStyle,
				x, y, w, h, hwndParent,
				(HMENU) id, (HINSTANCE) GetModuleHandle (NULL), NULL);
	
	SendMessage (d_this->d_hwnd, WM_SETFONT, (WPARAM) (HFONT) GetStockObject (ANSI_VAR_FONT), MAKELPARAM (TRUE, 0));
	SetWindowLong (d_this->d_hwnd, GWL_USERDATA, (LONG) this);

	setHandle ((void *) d_this->d_hwnd);
	setType (MX_LISTVIEW);
	setParent (parent);
	setId (id);
}

void twDialog::showWithCompletionHandler(twInvocation *handler){
	twReleaseCapture();
	m_handler=handler;
	m_mode=twDM_handler;
	
	if(m_needsDimming){
		m_dimmer=twDimmer::openDimmer(m_dimmerStyle, new twNoArgumentMemberFunctionInvocation<twDialog>(this, &twDialog::backgroundTouched));
		m_oldDesktop=getParent();
		setParent(m_dimmer);
		m_dimmer->setHidingWindow(this);
	}
	
	m_res=twDR_invalid;
	
	if(twWnd *w=twGetDesktop()){
		twRect r1=w->getRect();
		twRect r2=getRect();
		setRect(twRect( (r1.w-r2.w)/2, (r1.h-r2.h)/2, r2.w, r2.h ));
	}
	
	show();
	focus();
}

	void Sound::create (Movable *parent)
	{
		Ogre::SceneManager *mSceneMgr = RadXML::getSingletonPtr ()->getSceneManager ();

		if (load == true)
		{
			sSound = new RadXmlCommon::s13Sound ();
			sSound->strPath = file;
			sSound->bStreaming = streaming;
			sSound->dGain = gain;
			sSound->LoadPath ();

			if (sSound->IsLoaded () == false)
				RadXmlCommon::s13LogMessage ("Unable to load audio file: " + file);

			if (bPlay == true)
				sSound->Play ();
		}

		/// @note Create the SceneNode here and keep it updated.
		updateSettings ();
		setParent (parent);
	}

void WLayout::setParentWidget(WWidget *parent)
{
  if (!this->parent())
    setParent(parent);

  assert(!impl_);

  int c = count();
  for (int i = 0; i < c; ++i) {
    WLayoutItem *item = itemAt(i);
    if (item)
      item->setParentWidget(parent);
  }

  impl_ = parent->createLayoutItemImpl(this);

  if (hints_) {
    for (unsigned i = 0; i < hints_->size(); ++i)
      impl_->setHint((*hints_)[i].name, (*hints_)[i].value);
    delete hints_;
    hints_ = 0;
  }
}

SpectrumAnalyserThread::SpectrumAnalyserThread(QObject *parent)
    :   QObject(parent)
#ifndef DISABLE_FFT
    ,   m_fft(new FFTRealWrapper)
#endif
    ,   m_numSamples(SpectrumLengthSamples)
    ,   m_windowFunction(DefaultWindowFunction)
    ,   m_window(SpectrumLengthSamples, 0.0)
    ,   m_input(SpectrumLengthSamples, 0.0)
    ,   m_output(SpectrumLengthSamples, 0.0)
    ,   m_spectrum(SpectrumLengthSamples)
#ifdef SPECTRUM_ANALYSER_SEPARATE_THREAD
    ,   m_thread(new QThread(this))
#endif
{
#ifdef SPECTRUM_ANALYSER_SEPARATE_THREAD
    // moveToThread() cannot be called on a QObject with a parent
    setParent(0);
    moveToThread(m_thread);
    m_thread->start();
#endif
    calculateWindow();
}

void Completer::invokeCompletion( QPlainTextEdit* editor )
{
    if ( !isVisible() )
    {
        mEditor = editor;
        setParent( mEditor, windowFlags() );
        QPoint position = mEditor->mapToGlobal( mEditor->cursorRect().topLeft() );
        int h = mEditor->cursorRect().height();
        QDesktopWidget *dw = QApplication::desktop();

        if(position.ry() < (dw->screen()->height()-height()))
            position.ry() += h;
        else
            position.ry() -= (h+height());

        move( position );
        if ( prepareCompletion() )
        {
            show();
            lwItems->setFocus();
        }
    }
}

void		THIS::init(parent_t * const & p)
{
	printv_func(DEBUG);

	setParent(p);

	auto self = std::dynamic_pointer_cast<neb::gfx::environ::three>(shared_from_this());
	
	neb::gfx::environ::single<neb::gfx::camera::view::Base>::init(p);
	neb::gfx::environ::three::init(p);

	//programs_.reset(new neb::gfx::glsl::program::threed("3d"));
	//programs_->init();
	
	
	
	// camera
	/*
	if(!getParent()->view_) {
		getParent()->view_.reset(new neb::gfx::camera::view::Free(self));
	}
	*/
}

DelDialog::DelDialog(QString name, QString text, QWidget* parent)
{
	setParent(parent);
	setWindowFlags(Qt::Dialog);
	setWindowTitle(name);
	setModal(1);

	layout = new QGridLayout;
	label = new QLabel (text, this);
	acceptButton = new QPushButton (tr("&yes"), this);
	rejectButton = new QPushButton (tr("&no"), this);

	rejectButton->setFocus();

	connect(acceptButton, SIGNAL(clicked()), this, SLOT(accept()));
	connect(rejectButton, SIGNAL(clicked()), this, SLOT(reject()));

	layout->addWidget(label, 0, 0, 1, 0);
	layout->addWidget(acceptButton, 1, 0);
	layout->addWidget(rejectButton, 1, 1);

	setLayout(layout);
}

Magic3D::Object::~Object()
{
    std::vector<Object*>::const_iterator it_o = children.begin();
    while (it_o != children.end())
    {
        (*it_o++)->setParent(NULL, false);
    }
    children.clear();

    std::vector<ObjectInstance*>::const_iterator it_i = instances.begin();
    while (it_i != instances.end())
    {
        (*it_i++)->setInstance(NULL, false);
    }
    instances.clear();

    if (getParent())
    {
        setParent(NULL);
    }

    if (Script::getInstance())
    {
        if (isScripted())
        {
            setScripted(false);
        }
    }

    if (AI)
    {
        delete AI;
        AI = NULL;
    }

    clearMeshes();
}

    void bindServer(const char *port, EventHandler *pProcessor) {
        sockaddr_in sin = { 0 };

        sin.sin_family = AF_INET;
        sin.sin_port = htons(atoi(port));

        int listenerfd = socket(AF_INET, SOCK_STREAM, 0);
        if (listenerfd == -1) {
            ERRNO_OUT("Error creating listening socket");
            exit(1);
        }
        int reuse = 1;
        if (setsockopt(listenerfd, SOL_SOCKET, SO_REUSEADDR, &reuse,
                sizeof(reuse))) {
            ERRNO_OUT("Error enabling socket reuse");
            exit(1);
        }
        evutil_make_socket_nonblocking(listenerfd);

        if (bind(listenerfd, (sockaddr*) &sin, sizeof(sin)) < 0) {
            perror("bind");
        }

        if (listen(listenerfd, 16) < 0) {
            perror("listen");
            return;
        }
        setParent(pProcessor);

        event *e = event_new(m_ebase, listenerfd, EV_READ | EV_PERSIST,
                acceptfn, (void*) pProcessor);

        event_add(e, NULL);

        INFO_OUT("Bound to port:%s\n", port);

    }

UniversalMusicScraper::UniversalMusicScraper(QObject *parent)
{
    setParent(parent);
    m_tadbApiKey = "7490823590829082posuda";

    m_language = "en";
    m_prefer = "theaudiodb";
    m_widget = new QWidget(MainWindow::instance());
    m_box = new QComboBox(m_widget);
    m_box->addItem(tr("Chinese"), "cn");
    m_box->addItem(tr("Dutch"), "nl");
    m_box->addItem(tr("English"), "en");
    m_box->addItem(tr("French"), "fr");
    m_box->addItem(tr("German"), "de");
    m_box->addItem(tr("Hebrew"), "il");
    m_box->addItem(tr("Hungarian"), "hu");
    m_box->addItem(tr("Italian"), "it");
    m_box->addItem(tr("Japanese"), "jp");
    m_box->addItem(tr("Norwegian"), "no");
    m_box->addItem(tr("Polish"), "pl");
    m_box->addItem(tr("Portuguese"), "pt");
    m_box->addItem(tr("Russian"), "ru");
    m_box->addItem(tr("Spanish"), "es");
    m_box->addItem(tr("Swedish"), "se");
    m_preferBox = new QComboBox(m_widget);
    m_preferBox->addItem(tr("The Audio DB"), "theaudiodb");
    m_preferBox->addItem(tr("AllMusic"), "allmusic");
    m_preferBox->addItem(tr("Discogs"), "discogs");
    QGridLayout *layout = new QGridLayout(m_widget);
    layout->addWidget(new QLabel(tr("Language")), 0, 0);
    layout->addWidget(m_box, 0, 1);
    layout->addWidget(new QLabel(tr("Prefer")), 1, 0);
    layout->addWidget(m_preferBox, 1, 1);
    layout->setColumnStretch(2, 1);
    layout->setContentsMargins(12, 0, 12, 12);
    m_widget->setLayout(layout);
}

RDirNode::RDirNode(RDirNode* parent, const std::string & abspath) {

    changePath(abspath);

    parent = 0;
    setParent(parent);

    accel = spos = prev_accel = vel = vec2(0.0f);

    //NOTE: parent is always being set to 0 so this never gets called ...

    //figure out starting position
    if(parent !=0) {
        vec2 parentPos = parent->getPos();
        vec2 offset;

        pos = parentPos;
    } else {
        pos = vec2(0.0f, 0.0f);
    }

    float padded_file_radius  = gGourceFileDiameter * 0.5;

    file_area  = padded_file_radius * padded_file_radius * PI;

    visible_count = 0;

    visible = false;
    position_initialized = false;

    since_node_visible = 0.0;
    since_last_file_change = 0.0;
    since_last_node_change = 0.0;

    calcRadius();
    calcColour();
}

        InstanceAdaptor::InstanceAdaptor(AbstractPlugin *p_plgn) : Adaptor(Core::instance ()) {
            if (p_plgn == NULL){
                emit pluginCantLoad (Core::arguments ()->value ("plugin").toString ());
                QApplication::quit ();
            } else {
                connect(QApplication::instance (),SIGNAL(aboutToQuit()),this,SIGNAL(aboutToQuit()));
                QDBusConnection::sessionBus ().connect ("org.thesii.Wintermute","/Factory",
                                                        "org.thesii.Wintermute.Factory","pluginCantLoad",
                                                        this,SIGNAL(pluginCantLoad(QString)));
                QDBusConnection::sessionBus ().connect ("org.thesii.Wintermute","/Factory",
                                                        "org.thesii.Wintermute.Factory","pluginLoaded",
                                                        this,SIGNAL(pluginLoaded(QString)));
                QDBusConnection::sessionBus ().connect ("org.thesii.Wintermute","/Factory",
                                                        "org.thesii.Wintermute.Factory","pluginUnloaded",
                                                        this,SIGNAL(pluginUnloaded(QString)));

                QDBusConnection::sessionBus ().connect ("org.thesii.Wintermute","/Factory",
                                                        "org.thesii.Wintermute.Factory","aboutToQuit",
                                                        this,SLOT(aboutToQuit()));

                setParent(p_plgn);
                //setAutoRelaySignals (true);
            }
        }

    void bindServer(const char *port, EventHandler *pProcessor) {
        struct sockaddr_in sin = { 0 };

        sin.sin_family = AF_INET;
        sin.sin_addr.s_addr = 0;
        sin.sin_port = htons(atoi(port));

        listener = socket(AF_INET, SOCK_STREAM, 0);
        this->server = pProcessor;
        setParent(pProcessor);
        fcntl(listener, F_SETFL, O_NONBLOCK);
        int oneval = 1;
        setsockopt(listener, SOL_SOCKET, SO_REUSEADDR, &oneval, sizeof(oneval));
        if (bind(listener, (struct sockaddr*) &sin, sizeof(sin)) < 0) {
            perror("bind");
            return;
        }
        INFO_OUT("Bound to port %s", port);
        if (listen(listener, 16) < 0) {
            perror("listen");
            return;
        }
        INFO_OUT("Listenning to port %s", port);
    }

	QWidget* MailTreeDelegate::createEditor (QWidget *parent,
			const QStyleOptionViewItem& option, const QModelIndex& index) const
	{
		const auto& actionsVar = index.data (MailModel::MailRole::MessageActions);
		if (actionsVar.isNull ())
			return nullptr;

		const auto& actionInfos = actionsVar.value<QList<MessageListActionInfo>> ();
		if (actionInfos.isEmpty ())
			return nullptr;

		const auto& id = index.data (MailModel::MailRole::ID).toByteArray ();

		const auto container = new QToolBar { parent };
		auto style = new NullMarginsStyle;
		style->setParent (container);
		container->setStyle (style);
		for (const auto& actInfo : actionInfos)
			BuildAction (std::bind (Loader_, id), container, actInfo);

		Util::ExecuteLater ([=] { updateEditorGeometry (container, option, index); });

		return container;
	}