1 files changed, 53 insertions, 0 deletions
diff --git a/dom/events/TextClause.h b/dom/events/TextClause.h
new file mode 100644
index 0000000000..18a3c89392
--- /dev/null
+++ b/dom/events/TextClause.h
@@ -0,0 +1,53 @@
+/* -*- 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_TextClause_h
+#define mozilla_dom_TextClause_h
+
+#include "js/TypeDecls.h"
+#include "mozilla/Attributes.h"
+#include "mozilla/dom/BindingDeclarations.h"
+#include "nsCycleCollectionParticipant.h"
+#include "nsPIDOMWindow.h"
+#include "nsWrapperCache.h"
+
+namespace mozilla::dom {
+
+class TextClause final : public nsISupports, public nsWrapperCache {
+ public:
+  NS_DECL_CYCLE_COLLECTING_ISUPPORTS
+  NS_DECL_CYCLE_COLLECTION_WRAPPERCACHE_CLASS(TextClause)
+
+  nsPIDOMWindowInner* GetParentObject() const { return mOwner; }
+
+  TextClause(nsPIDOMWindowInner* aWindow, const TextRange& aRange,
+             const TextRange* targetRange);
+
+  virtual JSObject* WrapObject(JSContext* aCx,
+                               JS::Handle<JSObject*> aGivenProto) override;
+
+  inline uint32_t StartOffset() const { return mStartOffset; }
+
+  inline uint32_t EndOffset() const { return mEndOffset; }
+
+  inline bool IsCaret() const { return mIsCaret; }
+
+  inline bool IsTargetClause() const { return mIsTargetClause; }
+
+ private:
+  ~TextClause();
+  nsCOMPtr<nsPIDOMWindowInner> mOwner;
+
+  // Following members, please take look at widget/TextRange.h.
+  uint32_t mStartOffset;
+  uint32_t mEndOffset;
+  bool mIsCaret;
+  bool mIsTargetClause;
+};
+
+}  // namespace mozilla::dom
+
+#endif  // mozilla_dom_TextClause_h