Method createViewWidget

kdevplatform/shell/textdocument.cpp:275–356

}

QWidget *TextDocument::createViewWidget(QWidget *parent)
{
    Q_D(TextDocument);

    KTextEditor::View* view = nullptr;

    if (!d->document)
    {
        d->document = Core::self()->partControllerInternal()->createTextPart();

        // Connect to the first text changed signal, it occurs before the completed() signal
        connect(d->document.data(), &KTextEditor::Document::textChanged, this, &TextDocument::slotDocumentLoaded);
        // Also connect to the completed signal, sometimes the first text changed signal is missed because the part loads too quickly (? TODO - confirm this is necessary)
        connect(d->document.data(), QOverload<>::of(&KTextEditor::Document::completed),
                this, &TextDocument::slotDocumentLoaded);

        // force a reparse when a document gets reloaded
        connect(d->document.data(), &KTextEditor::Document::reloaded,
                this, [] (KTextEditor::Document* document) {
            ICore::self()->languageController()->backgroundParser()->addDocument(IndexedString(document->url()),
                    TopDUContext::AllDeclarationsContextsAndUses | TopDUContext::ForceUpdate,
                    BackgroundParser::BestPriority, nullptr);
        });

        // Set encoding passed via constructor
        // Needs to be done before openUrl, else katepart won't use the encoding
        // @see KTextEditor::Document::setEncoding
        if (!d->encoding.isEmpty())
            d->document->setEncoding(d->encoding);

        if (!url().isEmpty() && !DocumentController::isEmptyDocumentUrl(url()))
            d->document->openUrl( url() );

        d->setStatus(d->document, false);

        /* It appears, that by default a part will be deleted the
           first view containing it is deleted.  Since we do want
           to have several views, disable that behaviour.  */
        d->document->setAutoDeletePart(false);

        Core::self()->partController()->addPart(d->document, false);

        d->loadSessionConfig();

        connect(d->document.data(), &KTextEditor::Document::modifiedChanged,
                 this, &TextDocument::newDocumentStatus);
        connect(d->document.data(), &KTextEditor::Document::textChanged,
                 this, &TextDocument::textChanged);
        connect(d->document.data(), &KTextEditor::Document::documentUrlChanged,
                 this, &TextDocument::documentUrlChanged);
        connect(d->document.data(), &KTextEditor::Document::documentSavedOrUploaded,
                 this, &TextDocument::documentSaved );

        connect(d->document.data(), &KTextEditor::Document::marksChanged, this, [d] {
            d->saveSessionConfig();
        });

        d->document->setModifiedOnDiskWarning(true);