Method createView

src/Gui/Document.cpp:2304–2379

}

MDIView* Document::createView(const Base::Type& typeId, CreateViewMode mode)
{
    if (!typeId.isDerivedFrom(MDIView::getClassTypeId())) {
        return nullptr;
    }

    std::list<MDIView*> theViews = this->getMDIViewsOfType(typeId);
    if (typeId == View3DInventor::getClassTypeId()) {

        QOpenGLWidget* shareWidget = nullptr;
        // VBO rendering doesn't work correctly when we don't share the OpenGL widgets
        if (!theViews.empty()) {
            auto firstView = static_cast<View3DInventor*>(theViews.front());
            shareWidget = qobject_cast<QOpenGLWidget*>(firstView->getViewer()->getGLWidget());

            const std::string& camera = firstView->getCamera();
            saveCameraSettings(camera.c_str());
        }

        auto view3D = new View3DInventor(this, getMainWindow(), shareWidget);
        if (!theViews.empty()) {
            auto firstView = static_cast<View3DInventor*>(theViews.front());
            std::string overrideMode = firstView->getViewer()->getOverrideMode();
            view3D->getViewer()->setOverrideMode(overrideMode);
        }

        // attach the viewproviders. we need to make sure that we only attach the toplevel ones
        // and not viewproviders which are claimed by other providers. To ensure this we first
        // add all providers and then remove the ones already claimed

        std::vector<App::DocumentObject*> child_vps;
        for (const auto& vp : d->_ViewProviderMap) {
            view3D->getViewer()->addViewProvider(vp.second);
            std::vector<App::DocumentObject*> children = vp.second->claimChildren3D();
            child_vps.insert(child_vps.end(), children.begin(), children.end());
        }

        for (const auto& va : d->_ViewProviderMapAnnotation) {
            view3D->getViewer()->addViewProvider(va.second);
            std::vector<App::DocumentObject*> children = va.second->claimChildren3D();
            child_vps.insert(child_vps.end(), children.begin(), children.end());
        }

        for (App::DocumentObject* obj : child_vps) {
            view3D->getViewer()->removeViewProvider(getViewProvider(obj));
        }

        // When cloning the view, don't increment the window counter as the old view will be deleted
        // shortly after.
        if (mode != CreateViewMode::Clone) {
            const char* name = getDocument()->Label.getValue();
            QString title
                = QStringLiteral("%1 : %2[*]").arg(QString::fromUtf8(name)).arg(d->_iWinCount++);

            view3D->setWindowTitle(title);
        }

        view3D->setWindowModified(this->isModified());