1 files changed, 79 insertions, 0 deletions
diff --git a/src/core/file_system_access/file_system_access_permission_request_manager_qt.h b/src/core/file_system_access/file_system_access_permission_request_manager_qt.h
new file mode 100644
index 000000000..840854911
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+++ b/src/core/file_system_access/file_system_access_permission_request_manager_qt.h
@@ -0,0 +1,79 @@
+// 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 FILE_SYSTEM_ACCESS_PERMISSION_REQUEST_MANAGER_QT_H
+#define FILE_SYSTEM_ACCESS_PERMISSION_REQUEST_MANAGER_QT_H
+
+#include "base/containers/circular_deque.h"
+#include "base/files/file_path.h"
+#include "base/functional/callback_helpers.h"
+#include "base/memory/weak_ptr.h"
+#include "content/public/browser/file_system_access_permission_context.h"
+#include "content/public/browser/web_contents_observer.h"
+#include "content/public/browser/web_contents_user_data.h"
+#include "url/origin.h"
+
+namespace permissions {
+enum class PermissionAction;
+}
+
+namespace QtWebEngineCore {
+
+class FileSystemAccessPermissionRequestManagerQt
+    : public content::WebContentsObserver,
+      public content::WebContentsUserData<FileSystemAccessPermissionRequestManagerQt>
+{
+public:
+    ~FileSystemAccessPermissionRequestManagerQt() override;
+
+    enum class Access {
+        // Only ask for read access.
+        kRead = 0x1,
+        // Only ask for write access, assuming read access has already been granted.
+        kWrite = 0x2,
+        // Ask for both read and write access.
+        kReadWrite = 0x3
+    };
+
+    struct RequestData
+    {
+        url::Origin origin;
+        base::FilePath path;
+        content::FileSystemAccessPermissionContext::HandleType handle_type;
+        Access access;
+    };
+
+    void AddRequest(RequestData request,
+                    base::OnceCallback<void(permissions::PermissionAction result)> callback,
+                    base::ScopedClosureRunner fullscreen_block);
+
+private:
+    friend class content::WebContentsUserData<FileSystemAccessPermissionRequestManagerQt>;
+
+    explicit FileSystemAccessPermissionRequestManagerQt(content::WebContents *web_contents);
+
+    bool IsShowingRequest() const { return m_currentRequest != nullptr; }
+    bool CanShowRequest() const;
+    void ScheduleShowRequest();
+    void DequeueAndShowRequest();
+
+    // content::WebContentsObserver
+    void DocumentOnLoadCompletedInPrimaryMainFrame() override;
+    void DidFinishNavigation(content::NavigationHandle *navigation_handle) override;
+    void WebContentsDestroyed() override;
+
+    void OnPermissionDialogResult(permissions::PermissionAction result);
+
+    struct Request;
+    // Request currently being shown in prompt.
+    std::unique_ptr<Request> m_currentRequest;
+    // Queued up requests.
+    base::circular_deque<std::unique_ptr<Request>> m_queuedRequests;
+
+    base::WeakPtrFactory<FileSystemAccessPermissionRequestManagerQt> m_weakFactory { this };
+    WEB_CONTENTS_USER_DATA_KEY_DECL();
+};
+
+} // namespace QtWebEngineCore
+
+#endif // FILE_SYSTEM_ACCESS_PERMISSION_REQUEST_MANAGER_QT_H