mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
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94 lines
2.5 KiB
C++
94 lines
2.5 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef IMETextTxn_h__
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#define IMETextTxn_h__
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#include "EditTxn.h" // base class
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#include "nsAutoPtr.h" // mTextNode, mRanges
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#include "nsCycleCollectionParticipant.h" // various macros
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#include "nsString.h" // mStringToInsert
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class nsEditor;
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#define NS_IMETEXTTXN_IID \
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{ 0xb391355d, 0x346c, 0x43d1, \
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{ 0x85, 0xed, 0x9e, 0x65, 0xbe, 0xe7, 0x7e, 0x48 } }
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namespace mozilla {
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class TextRangeArray;
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namespace dom {
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class Text;
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/**
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* A transaction that inserts text into a content node.
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*/
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class IMETextTxn : public EditTxn
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{
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public:
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NS_DECLARE_STATIC_IID_ACCESSOR(NS_IMETEXTTXN_IID)
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/** @param aTextNode the text content node
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* @param aOffset the location in aTextNode to do the insertion
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* @param aReplaceLength the length of text to replace (0 == no replacement)
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* @param aTextRangeArray clauses and/or caret information. This may be null.
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* @param aString the new text to insert
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* @param aEditor used to get and set the selection
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*/
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IMETextTxn(Text& aTextNode, uint32_t aOffset, uint32_t aReplaceLength,
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TextRangeArray* aTextRangeArray, const nsAString& aString,
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nsEditor& aEditor);
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NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(IMETextTxn, EditTxn)
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NS_DECL_ISUPPORTS_INHERITED
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NS_DECL_EDITTXN
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NS_IMETHOD Merge(nsITransaction* aTransaction, bool* aDidMerge) override;
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void MarkFixed();
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static nsresult SetIMESelection(nsEditor& aEditor,
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Text* aTextNode,
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uint32_t aOffsetInNode,
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uint32_t aLengthOfCompositionString,
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const TextRangeArray* aRanges);
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private:
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~IMETextTxn();
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nsresult SetSelectionForRanges();
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/** The text element to operate upon */
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nsRefPtr<Text> mTextNode;
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/** The offsets into mTextNode where the insertion should be placed */
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uint32_t mOffset;
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uint32_t mReplaceLength;
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/** The range list **/
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nsRefPtr<TextRangeArray> mRanges;
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/** The text to insert into mTextNode at mOffset */
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nsString mStringToInsert;
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/** The editor, which is used to get the selection controller */
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nsEditor& mEditor;
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bool mFixed;
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};
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NS_DEFINE_STATIC_IID_ACCESSOR(IMETextTxn, NS_IMETEXTTXN_IID)
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}
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}
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#endif
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