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#include <QtGui>
#include <QWebPage>
#include <QWebFrame>
//! [0]
class Thumbnailer : public QObject
{
Q_OBJECT
public:
Thumbnailer(const QUrl &url);
signals:
void finished();
private slots:
void render();
private:
QWebPage page;
};
//! [0]
int main(int argc, char *argv[])
{
QApplication app(argc, argv);
Thumbnailer thumbnail(QUrl("http://qtsoftware.com"));
QObject::connect(&thumbnail, SIGNAL(finished()),
&app, SLOT(quit()));
return app.exec();
}
//! [1]
Thumbnailer::Thumbnailer(const QUrl &url)
{
page.mainFrame()->load(url);
connect(&page, SIGNAL(loadFinished(bool)),
this, SLOT(render()));
}
//! [1]
//! [2]
void Thumbnailer::render()
{
page.setViewportSize(page.mainFrame()->contentsSize());
QImage image(page.viewportSize(), QImage::Format_ARGB32);
QPainter painter(&image);
page.mainFrame()->render(&painter);
painter.end();
QImage thumbnail = image.scaled(400, 400);
thumbnail.save("thumbnail.png");
emit finished();
}
//! [2]
#include "main.moc"
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