diff -r 000000000000 -r 6474c204b198 editor/libeditor/base/IMETextTxn.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/editor/libeditor/base/IMETextTxn.h	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,91 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* 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 IMETextTxn_h__
+#define IMETextTxn_h__
+
+#include "EditTxn.h"
+#include "nsCOMPtr.h"
+#include "nsCycleCollectionParticipant.h"
+#include "nsID.h"
+#include "nsIDOMCharacterData.h"
+#include "nsString.h"
+#include "nscore.h"
+#include "mozilla/TextRange.h"
+
+class nsITransaction;
+
+// {D4D25721-2813-11d3-9EA3-0060089FE59B}
+#define IME_TEXT_TXN_CID							\
+{0xd4d25721, 0x2813, 0x11d3,						\
+{0x9e, 0xa3, 0x0, 0x60, 0x8, 0x9f, 0xe5, 0x9b }}
+
+
+class nsIEditor;
+
+
+/**
+  * A transaction that inserts text into a content node. 
+  */
+class IMETextTxn : public EditTxn
+{
+public:
+  static const nsIID& GetCID() { static const nsIID iid = IME_TEXT_TXN_CID; return iid; }
+
+  /** initialize the transaction
+    * @param aElement the text content node
+    * @param aOffset  the location in aElement to do the insertion
+    * @param aReplaceLength the length of text to replace (0 == no replacement)
+    * @param aTextRangeArray clauses and/or caret information. This may be null.
+    * @param aString  the new text to insert
+    * @param aSelCon used to get and set the selection
+    */
+  NS_IMETHOD Init(nsIDOMCharacterData *aElement,
+                  uint32_t aOffset,
+                  uint32_t aReplaceLength,
+                  mozilla::TextRangeArray* aTextRangeArray,
+                  const nsAString& aString,
+                  nsIEditor* aEditor);
+
+  IMETextTxn();
+
+  NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(IMETextTxn, EditTxn)
+
+  NS_DECL_EDITTXN
+
+  NS_IMETHOD Merge(nsITransaction *aTransaction, bool *aDidMerge);
+
+  NS_IMETHOD MarkFixed(void);
+
+// nsISupports declarations
+
+  // override QueryInterface to handle IMETextTxn request
+  NS_IMETHOD QueryInterface(const nsIID& aIID, void** aInstancePtr);
+
+protected:
+
+  nsresult SetSelectionForRanges();
+
+  /** the text element to operate upon */
+  nsCOMPtr<nsIDOMCharacterData> mElement;
+  
+  /** the offsets into mElement where the insertion should be placed*/
+  uint32_t mOffset;
+
+  uint32_t mReplaceLength;
+
+  /** the text to insert into mElement at mOffset */
+  nsString mStringToInsert;
+
+  /** the range list **/
+  nsRefPtr<mozilla::TextRangeArray> mRanges;
+
+  /** the editor, which is used to get the selection controller */
+  nsIEditor *mEditor;
+
+  bool	mFixed;
+};
+
+#endif