Move printing finished callback to signal

We can only have one printer active at a time anyway.

At the same time restore some lost documentation.

Pick-to: 6.2
Task-number: QTBUG-63235
Change-Id: I454ef3fb038712c832e73c661120fbbe77b3a90c
Reviewed-by: Peter Varga <pvarga@inf.u-szeged.hu>

1 files changed, 2 insertions, 2 deletions

diff --git a/examples/webenginewidgets/printme/printhandler.cpp b/examples/webenginewidgets/printme/printhandler.cpp
index 58114a610..200f2f302 100644
--- a/examples/webenginewidgets/printme/printhandler.cpp
+++ b/examples/webenginewidgets/printme/printhandler.cpp
@@ -82,8 +82,8 @@ void PrintHandler::printDocument(QPrinter *printer)
 {
     QEventLoop loop;
     bool result;
-    auto printPreview = [&](bool success) { result = success; loop.quit(); };
-    m_view->print(printer, std::move(printPreview));
+    connect(m_view, &QWebEngineView::printFinished, [&](bool success) { result = success; loop.quit(); });
+    m_view->print(printer);
     loop.exec();
     if (!result) {
         QPainter painter;