1 files changed, 27 insertions, 0 deletions
diff --git a/src/core/printing/pdf_document_helper_client_qt.h b/src/core/printing/pdf_document_helper_client_qt.h
new file mode 100644
index 000000000..af58c7794
--- /dev/null
+++ b/src/core/printing/pdf_document_helper_client_qt.h
@@ -0,0 +1,27 @@
+// 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
+
+#ifndef PDF_DOCUMENT_HELPER_CLIENT_QT_H
+#define PDF_DOCUMENT_HELPER_CLIENT_QT_H
+
+#include "components/pdf/browser/pdf_document_helper_client.h"
+
+// based on chrome/browser/ui/pdf/chrome_pdf_document_helper_client.h:
+class PDFDocumentHelperClientQt : public pdf::PDFDocumentHelperClient // FIXME: rename
+{
+public:
+    PDFDocumentHelperClientQt();
+    PDFDocumentHelperClientQt(const PDFDocumentHelperClientQt&) = delete;
+    PDFDocumentHelperClientQt& operator=(const PDFDocumentHelperClientQt&) = delete;
+    ~PDFDocumentHelperClientQt() override;
+
+private:
+    // pdf::PDFDocumentHelperClient:
+    content::RenderFrameHost* FindPdfFrame(content::WebContents *contents) override;
+    void OnPDFHasUnsupportedFeature(content::WebContents *contents) override {}
+    void OnSaveURL(content::WebContents *contents) override {}
+    void SetPluginCanSave(content::RenderFrameHost *render_frame_host, bool can_save) override;
+    void UpdateContentRestrictions(content::RenderFrameHost *, int) override;
+};
+
+#endif // PDF_DOCUMENT_HELPER_CLIENT_QT_H