Method removeObserver

core/document.cpp:2759–2790

}

void Document::removeObserver(DocumentObserver *pObserver)
{
    // remove observer from the set. it won't receive notifications anymore
    if (d->m_observers.contains(pObserver)) {
        // free observer's pixmap data
        for (Page *const page : std::as_const(d->m_pagesVector)) {
            page->deletePixmap(pObserver);
        }

        // [MEM] free observer's allocation descriptors
        auto aIt = d->m_allocatedPixmaps.begin();
        auto aEnd = d->m_allocatedPixmaps.end();
        while (aIt != aEnd) {
            AllocatedPixmap *p = *aIt;
            if (p->observer == pObserver) {
                aIt = d->m_allocatedPixmaps.erase(aIt);
                delete p;
            } else {
                ++aIt;
            }
        }

        for (PixmapRequest *executingRequest : std::as_const(d->m_executingPixmapRequests)) {
            if (executingRequest->observer() == pObserver) {
                d->cancelRenderingBecauseOf(executingRequest, nullptr);
            }
        }

        // remove observer entry from the set
        d->m_observers.remove(pObserver);
    }
}

void Document::reparseConfig()
{