void WebView::wheelEvent(QWheelEvent *event)
{
if (event->modifiers() & Qt::ControlModifier) {
m_zoomFactor += event->delta() / 120;
updateZoomFactor();
} else {
QWebView::wheelEvent(event);
}
}
PrintPreviewDialog::PrintPreviewDialog(QPrinter *printer, QWidget *parent)
: QDialog(parent)
{
m_initialized = false;
QVBoxLayout *mainLayout = new QVBoxLayout;
m_printPreviewWidget = new QPrintPreviewWidget(printer, this);
connect(m_printPreviewWidget, SIGNAL(paintRequested(QPrinter*)), this, SIGNAL(paintRequested(QPrinter*)));
connect(m_printPreviewWidget, SIGNAL(previewChanged()), this, SLOT(updateZoomFactor()));
ToolBar *toolBar = new ToolBar("printpreview_toolbar", this);
Action *action = new Action(Icon("zoom-fit-width"), tr("Fit &width"), this, "printpreview_fit_width");
connect(action, SIGNAL(triggered()), m_printPreviewWidget, SLOT(fitToWidth()));
toolBar->addAction(action);
action = new Action(Icon("zoom-fit-best"), tr("Fit p&age"), this, "printpreview_fit_page");
connect(action, SIGNAL(triggered()), m_printPreviewWidget, SLOT(fitInView()));
toolBar->addAction(action);
m_zoomToAction = new ZoomAction(Icon("zoom-original"), tr("&Zoom"), this, "printpreview_zoom_to");
connect(m_zoomToAction, SIGNAL(zoomFactorAdded(qreal)), this, SLOT(setZoomFactor(qreal)));
toolBar->addAction(m_zoomToAction);
toolBar->addAction(StandardAction::zoomIn(this, SLOT(zoomIn()), this));
toolBar->addAction(StandardAction::zoomOut(this, SLOT(zoomOut()), this));
action = new Action(Icon("document-print"), tr("&Print"), this, "printpreview_print");
connect(action, SIGNAL(triggered()), this, SLOT(print()));
toolBar->addAction(action);
action = new Action(Icon("window-close"), tr("&Close"), this, "printpreview_close");
connect(action, SIGNAL(triggered()), this, SLOT(reject()));
toolBar->addAction(action);
mainLayout->addWidget(toolBar);
mainLayout->addWidget(m_printPreviewWidget);
setLayout(mainLayout);
m_zoomToAction->setZoomFactor(1.0);
}
void WebView::setZealZoomFactor(int zf)
{
m_zoomFactor = zf;
updateZoomFactor();
}