From 26a029d407be480d791972afb5975cf62c9360a6 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Fri, 19 Apr 2024 02:47:55 +0200
Subject: Adding upstream version 124.0.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 dom/events/Clipboard.h | 81 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 81 insertions(+)
 create mode 100644 dom/events/Clipboard.h

(limited to 'dom/events/Clipboard.h')

diff --git a/dom/events/Clipboard.h b/dom/events/Clipboard.h
new file mode 100644
index 0000000000..2df4df1ec5
--- /dev/null
+++ b/dom/events/Clipboard.h
@@ -0,0 +1,81 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef mozilla_dom_Clipboard_h_
+#define mozilla_dom_Clipboard_h_
+
+#include "nsString.h"
+#include "nsStringFwd.h"
+#include "mozilla/DOMEventTargetHelper.h"
+#include "mozilla/Logging.h"
+#include "mozilla/RefPtr.h"
+#include "mozilla/UniquePtr.h"
+#include "mozilla/dom/DataTransfer.h"
+
+namespace mozilla::dom {
+
+class Promise;
+class ClipboardItem;
+
+// https://www.w3.org/TR/clipboard-apis/#clipboard-interface
+class Clipboard : public DOMEventTargetHelper {
+ public:
+  NS_DECL_ISUPPORTS_INHERITED
+  NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(Clipboard, DOMEventTargetHelper)
+
+  IMPL_EVENT_HANDLER(message)
+  IMPL_EVENT_HANDLER(messageerror)
+
+  explicit Clipboard(nsPIDOMWindowInner* aWindow);
+  already_AddRefed<Promise> Read(nsIPrincipal& aSubjectPrincipal,
+                                 ErrorResult& aRv);
+  already_AddRefed<Promise> ReadText(nsIPrincipal& aSubjectPrincipal,
+                                     ErrorResult& aRv);
+  already_AddRefed<Promise> Write(
+      const Sequence<OwningNonNull<ClipboardItem>>& aData,
+      nsIPrincipal& aSubjectPrincipal, ErrorResult& aRv);
+  already_AddRefed<Promise> WriteText(const nsAString& aData,
+                                      nsIPrincipal& aSubjectPrincipal,
+                                      ErrorResult& aRv);
+
+  static LogModule* GetClipboardLog();
+
+  // Check if the Clipboard.readText API should be enabled for this context.
+  // This API is only enabled for Extension and System contexts, as there is no
+  // way to request the required permission for web content. If the clipboard
+  // API testing pref is enabled, ReadText is enabled for web content for
+  // testing purposes.
+  static bool ReadTextEnabled(JSContext* aCx, JSObject* aGlobal);
+
+  virtual JSObject* WrapObject(JSContext* aCx,
+                               JS::Handle<JSObject*> aGivenProto) override;
+
+ private:
+  enum class ReadRequestType {
+    eRead,
+    eReadText,
+  };
+
+  // Checks if dom.events.testing.asyncClipboard pref is enabled.
+  // The aforementioned pref allows automated tests to bypass the security
+  // checks when writing to
+  //  or reading from the clipboard.
+  static bool IsTestingPrefEnabled();
+
+  static bool IsTestingPrefEnabledOrHasReadPermission(
+      nsIPrincipal& aSubjectPrincipal);
+
+  already_AddRefed<Promise> ReadHelper(nsIPrincipal& aSubjectPrincipal,
+                                       ReadRequestType aType, ErrorResult& aRv);
+
+  ~Clipboard();
+
+  void RequestRead(Promise* aPromise, ReadRequestType aType,
+                   nsPIDOMWindowInner* aOwner, nsIPrincipal& aPrincipal);
+};
+
+}  // namespace mozilla::dom
+#endif  // mozilla_dom_Clipboard_h_
-- 
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