1 files changed, 33 insertions, 0 deletions
diff --git a/src/core/printing/pdf_document_helper_client_qt.cpp b/src/core/printing/pdf_document_helper_client_qt.cpp
new file mode 100644
index 000000000..be1cc2e4c
--- /dev/null
+++ b/src/core/printing/pdf_document_helper_client_qt.cpp
@@ -0,0 +1,33 @@
+// Copyright (C) 2022 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
+
+// based on chrome/browser/ui/pdf/chrome_pdf_document_helper_client.cc:
+
+#include "pdf_document_helper_client_qt.h"
+
+#include "content/public/browser/render_process_host.h"
+#include "extensions/browser/guest_view/mime_handler_view/mime_handler_view_guest.h"
+#include "extensions/common/constants.h"
+
+#include "pdf_util_qt.h"
+
+PDFDocumentHelperClientQt::PDFDocumentHelperClientQt() = default;
+PDFDocumentHelperClientQt::~PDFDocumentHelperClientQt() = default;
+
+content::RenderFrameHost *PDFDocumentHelperClientQt::FindPdfFrame(content::WebContents *contents)
+{
+    content::RenderFrameHost *main_frame = contents->GetPrimaryMainFrame();
+    content::RenderFrameHost *pdf_frame = QtWebEngineCore::FindPdfChildFrame(main_frame);
+    return pdf_frame ? pdf_frame : main_frame;
+}
+
+void PDFDocumentHelperClientQt::SetPluginCanSave(content::RenderFrameHost *render_frame_host, bool can_save)
+{
+    auto *guest_view = extensions::MimeHandlerViewGuest::FromRenderFrameHost(render_frame_host);
+    if (guest_view)
+        guest_view->SetPluginCanSave(can_save);
+}
+
+void PDFDocumentHelperClientQt::UpdateContentRestrictions(content::RenderFrameHost *, int)
+{
+}