Beispiel #1
0
void FindController::countStringMatches(const String& string, FindOptions options, unsigned maxMatchCount)
{
    if (maxMatchCount == std::numeric_limits<unsigned>::max())
        --maxMatchCount;
    
    PluginView* pluginView = pluginViewForFrame(m_webPage->mainFrame());
    
    unsigned matchCount;

    if (pluginView)
        matchCount = pluginView->countFindMatches(string, core(options), maxMatchCount + 1);
    else {
        matchCount = m_webPage->corePage()->countFindMatches(string, core(options), maxMatchCount + 1);
        m_webPage->corePage()->unmarkAllTextMatches();
    }

    if (matchCount > maxMatchCount)
        matchCount = static_cast<unsigned>(kWKMoreThanMaximumMatchCount);
    
    m_webPage->send(Messages::WebPageProxy::DidCountStringMatches(string, matchCount));
}
Beispiel #2
0
void FindController::updateFindUIAfterPageScroll(bool found, const String& string, FindOptions options, unsigned maxMatchCount)
{
    Frame* selectedFrame = frameWithSelection(m_webPage->corePage());
    
    PluginView* pluginView = pluginViewForFrame(m_webPage->mainFrame());

    bool shouldShowOverlay = false;

    if (!found) {
        if (!pluginView)
            m_webPage->corePage()->unmarkAllTextMatches();

        // Clear the selection.
        if (selectedFrame)
            selectedFrame->selection()->clear();

        hideFindIndicator();

        m_webPage->send(Messages::WebPageProxy::DidFailToFindString(string));
    } else {
        shouldShowOverlay = options & FindOptionsShowOverlay;
        bool shouldShowHighlight = options & FindOptionsShowHighlight;
        unsigned matchCount = 1;

        if (shouldShowOverlay || shouldShowHighlight) {

            if (maxMatchCount == numeric_limits<unsigned>::max())
                --maxMatchCount;

            if (pluginView) {
                matchCount = pluginView->countFindMatches(string, core(options), maxMatchCount + 1);
                shouldShowOverlay = false;
            } else {
                m_webPage->corePage()->unmarkAllTextMatches();
                matchCount = m_webPage->corePage()->markAllMatchesForText(string, core(options), shouldShowHighlight, maxMatchCount + 1);
            }

            // Check if we have more matches than allowed.
            if (matchCount > maxMatchCount) {
                shouldShowOverlay = false;
                matchCount = static_cast<unsigned>(kWKMoreThanMaximumMatchCount);
            }
        }

        m_webPage->send(Messages::WebPageProxy::DidFindString(string, matchCount));

        if (!(options & FindOptionsShowFindIndicator) || !updateFindIndicator(selectedFrame, shouldShowOverlay)) {
            // Either we shouldn't show the find indicator, or we couldn't update it.
            hideFindIndicator();
        }
    }

    if (!shouldShowOverlay) {
        if (m_findPageOverlay) {
            // Get rid of the overlay.
            m_webPage->uninstallPageOverlay(m_findPageOverlay, true);
        }        
    } else {
        if (!m_findPageOverlay) {
            RefPtr<PageOverlay> findPageOverlay = PageOverlay::create(this);
            m_findPageOverlay = findPageOverlay.get();
            m_webPage->installPageOverlay(findPageOverlay.release(), true);
            m_findPageOverlay->setNeedsDisplay();
        } else
            m_findPageOverlay->setNeedsDisplay();
    }
}
Beispiel #3
0
void FindController::updateFindUIAfterPageScroll(bool found, const String& string, FindOptions options, unsigned maxMatchCount)
{
    Frame* selectedFrame = frameWithSelection(m_webPage->corePage());
    
    PluginView* pluginView = pluginViewForFrame(m_webPage->mainFrame());

    bool shouldShowOverlay = false;

    if (!found) {
        if (!pluginView)
            m_webPage->corePage()->unmarkAllTextMatches();

        if (selectedFrame)
            selectedFrame->selection().clear();

        hideFindIndicator();
        didFailToFindString();

        m_webPage->send(Messages::WebPageProxy::DidFailToFindString(string));
    } else {
        shouldShowOverlay = options & FindOptionsShowOverlay;
        bool shouldShowHighlight = options & FindOptionsShowHighlight;
        bool shouldDetermineMatchIndex = options & FindOptionsDetermineMatchIndex;
        unsigned matchCount = 1;

        if (shouldDetermineMatchIndex) {
            if (pluginView)
                matchCount = pluginView->countFindMatches(string, core(options), maxMatchCount + 1);
            else
                matchCount = m_webPage->corePage()->countFindMatches(string, core(options), maxMatchCount + 1);
        }

        if (shouldShowOverlay || shouldShowHighlight) {
            if (maxMatchCount == std::numeric_limits<unsigned>::max())
                --maxMatchCount;

            if (pluginView) {
                if (!shouldDetermineMatchIndex)
                    matchCount = pluginView->countFindMatches(string, core(options), maxMatchCount + 1);
                shouldShowOverlay = false;
            } else {
                m_webPage->corePage()->unmarkAllTextMatches();
                matchCount = m_webPage->corePage()->markAllMatchesForText(string, core(options), shouldShowHighlight, maxMatchCount + 1);
            }

            // If we have a large number of matches, we don't want to take the time to paint the overlay.
            if (matchCount > maxMatchCount) {
                shouldShowOverlay = false;
                matchCount = static_cast<unsigned>(kWKMoreThanMaximumMatchCount);
            }
        }
        if (matchCount == static_cast<unsigned>(kWKMoreThanMaximumMatchCount))
            m_foundStringMatchIndex = -1;
        else {
            if (m_foundStringMatchIndex < 0)
                m_foundStringMatchIndex += matchCount;
            if (m_foundStringMatchIndex >= (int) matchCount)
                m_foundStringMatchIndex -= matchCount;
        }

        m_webPage->send(Messages::WebPageProxy::DidFindString(string, matchCount, m_foundStringMatchIndex));

        if (!(options & FindOptionsShowFindIndicator) || !selectedFrame || !updateFindIndicator(*selectedFrame, shouldShowOverlay))
            hideFindIndicator();
    }

    if (!shouldShowOverlay) {
        if (m_findPageOverlay)
            m_webPage->uninstallPageOverlay(m_findPageOverlay, PageOverlay::FadeMode::Fade);
    } else {
        if (!m_findPageOverlay) {
            RefPtr<PageOverlay> findPageOverlay = PageOverlay::create(this);
            m_findPageOverlay = findPageOverlay.get();
            m_webPage->installPageOverlay(findPageOverlay.release(), PageOverlay::FadeMode::Fade);
        }
        m_findPageOverlay->setNeedsDisplay();
    }
}