C++ WebTab::page方法代码示例

void MainWindow::fileSaveAs()
{
    WebTab *w = currentTab();
    KUrl srcUrl = w->url();
    
    // First, try with suggested file name...
    QString name = w->page()->suggestedFileName();

    // Second, with KUrl fileName...
    if (name.isEmpty())
    {
        name = srcUrl.fileName();
    }
    
    // Last chance...
    if(name.isEmpty())
    {
        name = srcUrl.host() + QString(".html");
    }
    
    const QString destUrl = KFileDialog::getSaveFileName(name, QString(), this);
    if (destUrl.isEmpty()) 
        return;
    
    KIO::Job *job = KIO::file_copy(srcUrl, KUrl(destUrl), -1, KIO::Overwrite);
    job->addMetaData("MaxCacheSize", "0");  // Don't store in http cache.
    job->addMetaData("cache", "cache");     // Use entry from cache if available.
    job->uiDelegate()->setAutoErrorHandlingEnabled(true);
}

WebPage *WebPage::createWindow(QWebPage::WebWindowType type)
{
    // added to manage web modal dialogs
    if (type == QWebPage::WebModalDialog)
        kDebug() << "Modal Dialog";

    WebTab *w = 0;
    if (ReKonfig::openTabNoWindow())
    {
        w = rApp->mainWindow()->mainView()->newWebTab(!ReKonfig::openTabsBack());
    }
    else
    {
        w = rApp->newMainWindow()->mainView()->currentWebTab();
    }
    return w->page();
}

void TabBar::showTabPreview()
{
    //delete previous tab preview
    delete m_previewPopup.data();
    m_previewPopup.clear();

    MainView *mv = qobject_cast<MainView *>(parent());

    WebTab *indexedTab = mv->webTab(m_currentTabPreviewIndex);
    WebTab *currentTab = mv->webTab(currentIndex());

    // check if view && currentView exist before using them :)
    if (!currentTab || !indexedTab)
        return;

    // no previews during load
    if (indexedTab->isPageLoading())
        return;

    int w = tabSizeHint(m_currentTabPreviewIndex).width();
    int h = w * ((0.0 + currentTab->height()) / currentTab->width());

    m_previewPopup = new KPassivePopup(this);
    m_previewPopup.data()->setFrameShape(QFrame::StyledPanel);
    m_previewPopup.data()->setFrameShadow(QFrame::Plain);
    m_previewPopup.data()->setFixedSize(w, h);

    QLabel *l = new QLabel();
    l->setPixmap( WebSnap::renderTabPreview(*indexedTab->page(), w, h) );

    m_previewPopup.data()->setView(l);
    m_previewPopup.data()->layout()->setAlignment(Qt::AlignTop);
    m_previewPopup.data()->layout()->setMargin(0);

    QPoint pos(tabRect(m_currentTabPreviewIndex).x() , tabRect(m_currentTabPreviewIndex).y() + tabRect(m_currentTabPreviewIndex).height());
    m_previewPopup.data()->show(mapToGlobal(pos));
}

void MainWindow::notifyMessage(const QString &msg, Rekonq::Notify status)
{
    if (this != QApplication::activeWindow())
    {
        return;
    }

    // deleting popus if empty msgs
    if (msg.isEmpty())
    {
        m_hidePopup->start(250);
        return;
    }

    m_hidePopup->stop();


    switch (status)
    {
    case Rekonq::Url:
        break;
    case Rekonq::Info:
        m_hidePopup->start(500);
        break;
    case Rekonq::Success:
        break;
    case Rekonq::Error:
        break;
    case Rekonq::Download:
        break;
    default:
        break;
    }

    int margin = 4;

    // setting the popup
    QLabel *label = new QLabel(msg);
    m_popup->setView(label);
    QSize labelSize(label->fontMetrics().width(msg) + 2*margin, label->fontMetrics().height() + 2*margin);
    if (labelSize.width() > width()) labelSize.setWidth(width());
    m_popup->setFixedSize(labelSize);
    m_popup->layout()->setAlignment(Qt::AlignTop);
    m_popup->layout()->setMargin(margin);

    // useful values
    WebTab *tab = m_view->currentWebTab();

    // fix crash on window close
    if (!tab)
        return;

    // fix crash on window close
    if (!tab->page())
        return;

    bool scrollbarIsVisible = tab->page()->currentFrame()->scrollBarMaximum(Qt::Horizontal);
    int scrollbarSize = 0;
    if (scrollbarIsVisible)
    {
        //TODO: detect QStyle size
        scrollbarSize = 17;
    }

    QPoint webViewOrigin = tab->view()->mapToGlobal(QPoint(0, 0));
    int bottomLeftY = webViewOrigin.y() + tab->page()->viewportSize().height() - labelSize.height() - scrollbarSize;

    // setting popup in bottom-left position
    int x = geometry().x();
    int y = bottomLeftY;

    QPoint mousePos = tab->mapToGlobal(tab->view()->mousePos());
    if (QRect(webViewOrigin.x() , bottomLeftY , labelSize.width() , labelSize.height()).contains(mousePos))
    {
        // setting popup above the mouse
        y = bottomLeftY - labelSize.height();
    }

    m_popup->show(QPoint(x, y));
}