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path: root/xfa/fee/fde_txtedtengine.cpp
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-rw-r--r--xfa/fee/fde_txtedtengine.cpp1659
1 files changed, 0 insertions, 1659 deletions
diff --git a/xfa/fee/fde_txtedtengine.cpp b/xfa/fee/fde_txtedtengine.cpp
deleted file mode 100644
index d1d33fe8c6..0000000000
--- a/xfa/fee/fde_txtedtengine.cpp
+++ /dev/null
@@ -1,1659 +0,0 @@
-// Copyright 2014 PDFium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
-
-#include "xfa/fee/fde_txtedtengine.h"
-
-#include <algorithm>
-#include <memory>
-
-#include "xfa/fde/tto/fde_textout.h"
-#include "xfa/fee/fde_txtedtparag.h"
-#include "xfa/fee/ifde_txtedtengine.h"
-#include "xfa/fee/ifde_txtedtpage.h"
-#include "xfa/fwl/basewidget/fwl_editimp.h"
-
-#define FDE_PAGEWIDTH_MAX 0xFFFF
-#define FDE_TXTPLATESIZE (1024 * 12)
-#define FDE_UNICODE_PARAGRAPH_SPERATOR (0x2029)
-#define FDE_TXTEDT_DORECORD_INS 0
-#define FDE_TXTEDT_DORECORD_DEL 1
-
-CFDE_TxtEdtEngine::CFDE_TxtEdtEngine()
- : m_pTextBreak(nullptr),
- m_nPageLineCount(20),
- m_nLineCount(0),
- m_nAnchorPos(-1),
- m_nLayoutPos(0),
- m_fCaretPosReserve(0.0),
- m_nCaret(0),
- m_bBefore(TRUE),
- m_nCaretPage(0),
- m_dwFindFlags(0),
- m_bLock(FALSE),
- m_nLimit(0),
- m_wcAliasChar(L'*'),
- m_nFirstLineEnd(FDE_TXTEDIT_LINEEND_Auto),
- m_bAutoLineEnd(TRUE),
- m_wLineEnd(FDE_UNICODE_PARAGRAPH_SPERATOR) {
- FXSYS_memset(&m_rtCaret, 0, sizeof(CFX_RectF));
- m_pTxtBuf = new CFDE_TxtEdtBuf();
- m_bAutoLineEnd = (m_Param.nLineEnd == FDE_TXTEDIT_LINEEND_Auto);
-}
-CFDE_TxtEdtEngine::~CFDE_TxtEdtEngine() {
- if (m_pTxtBuf) {
- m_pTxtBuf->Release();
- m_pTxtBuf = NULL;
- }
- if (m_pTextBreak) {
- m_pTextBreak->Release();
- m_pTextBreak = NULL;
- }
- RemoveAllParags();
- RemoveAllPages();
- m_Param.pEventSink = NULL;
- ClearSelection();
-}
-void CFDE_TxtEdtEngine::Release() {
- delete this;
-}
-void CFDE_TxtEdtEngine::SetEditParams(const FDE_TXTEDTPARAMS& params) {
- if (!m_pTextBreak)
- m_pTextBreak = new CFX_TxtBreak(FX_TXTBREAKPOLICY_None);
-
- FXSYS_memcpy(&m_Param, &params, sizeof(FDE_TXTEDTPARAMS));
- m_wLineEnd = params.wLineBreakChar;
- m_bAutoLineEnd = (m_Param.nLineEnd == FDE_TXTEDIT_LINEEND_Auto);
- UpdateTxtBreak();
-}
-FDE_TXTEDTPARAMS* CFDE_TxtEdtEngine::GetEditParams() {
- return &m_Param;
-}
-int32_t CFDE_TxtEdtEngine::CountPages() const {
- if (m_nLineCount == 0) {
- return 0;
- }
- return ((m_nLineCount - 1) / m_nPageLineCount) + 1;
-}
-IFDE_TxtEdtPage* CFDE_TxtEdtEngine::GetPage(int32_t nIndex) {
- if (m_PagePtrArray.GetSize() <= nIndex) {
- return NULL;
- }
- return (IFDE_TxtEdtPage*)m_PagePtrArray[nIndex];
-}
-FX_BOOL CFDE_TxtEdtEngine::SetBufChunkSize(int32_t nChunkSize) {
- return m_pTxtBuf->SetChunkSize(nChunkSize);
-}
-void CFDE_TxtEdtEngine::SetTextByStream(IFX_Stream* pStream) {
- ResetEngine();
- int32_t nIndex = 0;
- if (pStream != NULL && pStream->GetLength()) {
- int32_t nStreamLength = pStream->GetLength();
- FX_BOOL bValid = TRUE;
- if (m_nLimit > 0 && nStreamLength > m_nLimit) {
- bValid = FALSE;
- }
- FX_BOOL bPreIsCR = FALSE;
- if (bValid) {
- uint8_t bom[4];
- int32_t nPos = pStream->GetBOM(bom);
- pStream->Seek(FX_STREAMSEEK_Begin, nPos);
- int32_t nPlateSize = std::min(nStreamLength, m_pTxtBuf->GetChunkSize());
- FX_WCHAR* lpwstr = FX_Alloc(FX_WCHAR, nPlateSize);
- FX_BOOL bEos = false;
- while (!bEos) {
- int32_t nRead = pStream->ReadString(lpwstr, nPlateSize, bEos);
- bPreIsCR = ReplaceParagEnd(lpwstr, nRead, bPreIsCR);
- m_pTxtBuf->Insert(nIndex, lpwstr, nRead);
- nIndex += nRead;
- }
- FX_Free(lpwstr);
- }
- }
- m_pTxtBuf->Insert(nIndex, &m_wLineEnd, 1);
- RebuildParagraphs();
-}
-void CFDE_TxtEdtEngine::SetText(const CFX_WideString& wsText) {
- ResetEngine();
- int32_t nLength = wsText.GetLength();
- if (nLength > 0) {
- CFX_WideString wsTemp;
- FX_WCHAR* lpBuffer = wsTemp.GetBuffer(nLength);
- FXSYS_memcpy(lpBuffer, wsText.c_str(), nLength * sizeof(FX_WCHAR));
- ReplaceParagEnd(lpBuffer, nLength, FALSE);
- wsTemp.ReleaseBuffer(nLength);
- if (m_nLimit > 0 && nLength > m_nLimit) {
- wsTemp.Delete(m_nLimit, nLength - m_nLimit);
- nLength = m_nLimit;
- }
- m_pTxtBuf->SetText(wsTemp);
- }
- m_pTxtBuf->Insert(nLength, &m_wLineEnd, 1);
- RebuildParagraphs();
-}
-int32_t CFDE_TxtEdtEngine::GetTextLength() const {
- return GetTextBufLength();
-}
-void CFDE_TxtEdtEngine::GetText(CFX_WideString& wsText,
- int32_t nStart,
- int32_t nCount) {
- int32_t nTextBufLength = GetTextBufLength();
- if (nCount == -1) {
- nCount = nTextBufLength - nStart;
- }
- m_pTxtBuf->GetRange(wsText, nStart, nCount);
- RecoverParagEnd(wsText);
-}
-
-void CFDE_TxtEdtEngine::ClearText() {
- DeleteRange(0, -1);
-}
-int32_t CFDE_TxtEdtEngine::GetCaretRect(CFX_RectF& rtCaret) const {
- rtCaret = m_rtCaret;
- return m_nCaret;
-}
-int32_t CFDE_TxtEdtEngine::GetCaretPos() const {
- if (IsLocked()) {
- return 0;
- }
- return m_nCaret + (m_bBefore ? 0 : 1);
-}
-int32_t CFDE_TxtEdtEngine::SetCaretPos(int32_t nIndex, FX_BOOL bBefore) {
- if (IsLocked()) {
- return 0;
- }
- ASSERT(nIndex >= 0 && nIndex <= GetTextBufLength());
- if (m_PagePtrArray.GetSize() <= m_nCaretPage) {
- return 0;
- }
- m_bBefore = bBefore;
- m_nCaret = nIndex;
- MovePage2Char(m_nCaret);
- GetCaretRect(m_rtCaret, m_nCaretPage, m_nCaret, m_bBefore);
- if (!m_bBefore) {
- m_nCaret++;
- m_bBefore = TRUE;
- }
- m_fCaretPosReserve = (m_Param.dwLayoutStyles & FDE_TEXTEDITLAYOUT_DocVertical)
- ? m_rtCaret.top
- : m_rtCaret.left;
- m_Param.pEventSink->On_CaretChanged(this, m_nCaretPage, 0);
- m_nAnchorPos = -1;
- return m_nCaret;
-}
-int32_t CFDE_TxtEdtEngine::MoveCaretPos(FDE_TXTEDTMOVECARET eMoveCaret,
- FX_BOOL bShift,
- FX_BOOL bCtrl) {
- if (IsLocked()) {
- return 0;
- }
- if (m_PagePtrArray.GetSize() <= m_nCaretPage) {
- return 0;
- }
- FX_BOOL bSelChange = FALSE;
- if (IsSelect()) {
- ClearSelection();
- bSelChange = TRUE;
- }
- if (bShift) {
- if (m_nAnchorPos == -1) {
- m_nAnchorPos = m_nCaret;
- }
- } else {
- m_nAnchorPos = -1;
- }
- FX_BOOL bVertical = m_Param.dwLayoutStyles & FDE_TEXTEDITLAYOUT_DocVertical;
- switch (eMoveCaret) {
- case MC_Left: {
- if (bVertical) {
- CFX_PointF ptCaret;
- if (MoveUp(ptCaret)) {
- UpdateCaretIndex(ptCaret);
- }
- } else {
- FX_BOOL bBefore = TRUE;
- int32_t nIndex = MoveBackward(bBefore);
- if (nIndex >= 0) {
- UpdateCaretRect(nIndex, bBefore);
- }
- }
- } break;
- case MC_Right: {
- if (bVertical) {
- CFX_PointF ptCaret;
- if (MoveDown(ptCaret)) {
- UpdateCaretIndex(ptCaret);
- }
- } else {
- FX_BOOL bBefore = TRUE;
- int32_t nIndex = MoveForward(bBefore);
- if (nIndex >= 0) {
- UpdateCaretRect(nIndex, bBefore);
- }
- }
- } break;
- case MC_Up: {
- if (bVertical) {
- FX_BOOL bBefore = TRUE;
- int32_t nIndex = MoveBackward(bBefore);
- if (nIndex >= 0) {
- UpdateCaretRect(nIndex, bBefore);
- }
- } else {
- CFX_PointF ptCaret;
- if (MoveUp(ptCaret)) {
- UpdateCaretIndex(ptCaret);
- }
- }
- } break;
- case MC_Down: {
- if (bVertical) {
- FX_BOOL bBefore = TRUE;
- int32_t nIndex = MoveForward(bBefore);
- if (nIndex >= 0) {
- UpdateCaretRect(nIndex, bBefore);
- }
- } else {
- CFX_PointF ptCaret;
- if (MoveDown(ptCaret)) {
- UpdateCaretIndex(ptCaret);
- }
- }
- } break;
- case MC_WordBackward:
- break;
- case MC_WordForward:
- break;
- case MC_LineStart:
- MoveLineStart();
- break;
- case MC_LineEnd:
- MoveLineEnd();
- break;
- case MC_ParagStart:
- MoveParagStart();
- break;
- case MC_ParagEnd:
- MoveParagEnd();
- break;
- case MC_PageDown:
- break;
- case MC_PageUp:
- break;
- case MC_Home:
- MoveHome();
- break;
- case MC_End:
- MoveEnd();
- break;
- default:
- break;
- }
- if (bShift && m_nAnchorPos != -1 && (m_nAnchorPos != m_nCaret)) {
- AddSelRange(std::min(m_nAnchorPos, m_nCaret),
- FXSYS_abs(m_nAnchorPos - m_nCaret));
- m_Param.pEventSink->On_SelChanged(this);
- }
- if (bSelChange) {
- m_Param.pEventSink->On_SelChanged(this);
- }
- return m_nCaret;
-}
-void CFDE_TxtEdtEngine::Lock() {
- m_bLock = TRUE;
-}
-void CFDE_TxtEdtEngine::Unlock() {
- m_bLock = FALSE;
-}
-FX_BOOL CFDE_TxtEdtEngine::IsLocked() const {
- return m_bLock;
-}
-int32_t CFDE_TxtEdtEngine::Insert(int32_t nStart,
- const FX_WCHAR* lpText,
- int32_t nLength) {
- if (IsLocked()) {
- return FDE_TXTEDT_MODIFY_RET_F_Locked;
- }
- CFX_WideString wsTemp;
- FX_WCHAR* lpBuffer = wsTemp.GetBuffer(nLength);
- FXSYS_memcpy(lpBuffer, lpText, nLength * sizeof(FX_WCHAR));
- ReplaceParagEnd(lpBuffer, nLength, FALSE);
- wsTemp.ReleaseBuffer(nLength);
- FX_BOOL bPart = FALSE;
- if (m_nLimit > 0) {
- int32_t nTotalLength = GetTextBufLength();
- int32_t nCount = m_SelRangePtrArr.GetSize();
- for (int32_t i = 0; i < nCount; i++) {
- FDE_TXTEDTSELRANGE* lpSelRange = m_SelRangePtrArr.GetAt(i);
- nTotalLength -= lpSelRange->nCount;
- }
- int32_t nExpectLength = nTotalLength + nLength;
- if (nTotalLength == m_nLimit) {
- return FDE_TXTEDT_MODIFY_RET_F_Full;
- }
- if (nExpectLength > m_nLimit) {
- nLength -= (nExpectLength - m_nLimit);
- bPart = TRUE;
- }
- }
- if ((m_Param.dwMode & FDE_TEXTEDITMODE_LimitArea_Vert) ||
- (m_Param.dwMode & FDE_TEXTEDITMODE_LimitArea_Horz)) {
- int32_t nTemp = nLength;
- if (m_Param.dwMode & FDE_TEXTEDITMODE_Password) {
- CFX_WideString wsText;
- while (nLength > 0) {
- GetPreInsertText(wsText, m_nCaret, lpBuffer, nLength);
- int32_t nTotal = wsText.GetLength();
- FX_WCHAR* lpBuf = wsText.GetBuffer(nTotal);
- for (int32_t i = 0; i < nTotal; i++) {
- lpBuf[i] = m_wcAliasChar;
- }
- wsText.ReleaseBuffer(nTotal);
- if (IsFitArea(wsText)) {
- break;
- }
- nLength--;
- }
- } else {
- CFX_WideString wsText;
- while (nLength > 0) {
- GetPreInsertText(wsText, m_nCaret, lpBuffer, nLength);
- if (IsFitArea(wsText)) {
- break;
- }
- nLength--;
- }
- }
- if (nLength == 0) {
- return FDE_TXTEDT_MODIFY_RET_F_Full;
- }
- if (nLength < nTemp) {
- bPart = TRUE;
- }
- }
- if (m_Param.dwMode & FDE_TEXTEDITMODE_Validate) {
- CFX_WideString wsText;
- GetPreInsertText(wsText, m_nCaret, lpBuffer, nLength);
- if (!m_Param.pEventSink->On_Validate(this, wsText)) {
- return FDE_TXTEDT_MODIFY_RET_F_Invalidate;
- }
- }
- if (IsSelect()) {
- DeleteSelect();
- }
- if (!(m_Param.dwMode & FDE_TEXTEDITMODE_NoRedoUndo))
- m_Param.pEventSink->On_AddDoRecord(
- this,
- new CFDE_TxtEdtDoRecord_Insert(this, m_nCaret, lpBuffer, nLength));
-
- GetText(m_ChangeInfo.wsPrevText, 0);
- Inner_Insert(m_nCaret, lpBuffer, nLength);
- m_ChangeInfo.nChangeType = FDE_TXTEDT_TEXTCHANGE_TYPE_Insert;
- m_ChangeInfo.wsInsert = CFX_WideString(lpBuffer, nLength);
- nStart = m_nCaret;
- nStart += nLength;
- FX_WCHAR wChar = m_pTxtBuf->GetCharByIndex(nStart - 1);
- FX_BOOL bBefore = TRUE;
- if (wChar != L'\n' && wChar != L'\r') {
- nStart--;
- bBefore = FALSE;
- }
- SetCaretPos(nStart, bBefore);
- m_Param.pEventSink->On_TextChanged(this, m_ChangeInfo);
- return bPart ? FDE_TXTEDT_MODIFY_RET_S_Part : FDE_TXTEDT_MODIFY_RET_S_Normal;
-}
-int32_t CFDE_TxtEdtEngine::Delete(int32_t nStart, FX_BOOL bBackspace) {
- if (IsLocked()) {
- return FDE_TXTEDT_MODIFY_RET_F_Locked;
- }
- if (IsSelect()) {
- DeleteSelect();
- return FDE_TXTEDT_MODIFY_RET_S_Normal;
- }
-
- int32_t nCount = 1;
- if (bBackspace) {
- if (nStart == 0) {
- return FDE_TXTEDT_MODIFY_RET_F_Boundary;
- }
- if (nStart > 2 && m_pTxtBuf->GetCharByIndex(nStart - 1) == L'\n' &&
- m_pTxtBuf->GetCharByIndex(nStart - 2) == L'\r') {
- nStart--;
- nCount++;
- }
- nStart--;
- } else {
- if (nStart == GetTextBufLength()) {
- return FDE_TXTEDT_MODIFY_RET_F_Full;
- }
- if ((nStart + 1 < GetTextBufLength()) &&
- (m_pTxtBuf->GetCharByIndex(nStart) == L'\r') &&
- (m_pTxtBuf->GetCharByIndex(nStart + 1) == L'\n')) {
- nCount++;
- }
- }
- if (m_Param.dwMode & FDE_TEXTEDITMODE_Validate) {
- CFX_WideString wsText;
- GetPreDeleteText(wsText, nStart, nCount);
- if (!m_Param.pEventSink->On_Validate(this, wsText)) {
- return FDE_TXTEDT_MODIFY_RET_F_Invalidate;
- }
- }
- if (!(m_Param.dwMode & FDE_TEXTEDITMODE_NoRedoUndo)) {
- CFX_WideString wsRange;
- m_pTxtBuf->GetRange(wsRange, nStart, nCount);
- m_Param.pEventSink->On_AddDoRecord(
- this,
- new CFDE_TxtEdtDoRecord_DeleteRange(this, nStart, m_nCaret, wsRange));
- }
- m_ChangeInfo.nChangeType = FDE_TXTEDT_TEXTCHANGE_TYPE_Delete;
- GetText(m_ChangeInfo.wsDelete, nStart, nCount);
- Inner_DeleteRange(nStart, nCount);
- SetCaretPos(nStart + ((!bBackspace && nStart > 0) ? -1 : 0),
- (bBackspace || nStart == 0));
- m_Param.pEventSink->On_TextChanged(this, m_ChangeInfo);
- return FDE_TXTEDT_MODIFY_RET_S_Normal;
-}
-int32_t CFDE_TxtEdtEngine::DeleteRange(int32_t nStart, int32_t nCount) {
- if (IsLocked()) {
- return FDE_TXTEDT_MODIFY_RET_F_Locked;
- }
- if (nCount == -1) {
- nCount = GetTextBufLength();
- }
- if (nCount == 0) {
- return FDE_TXTEDT_MODIFY_RET_S_Normal;
- }
- if (m_Param.dwMode & FDE_TEXTEDITMODE_Validate) {
- CFX_WideString wsText;
- GetPreDeleteText(wsText, nStart, nCount);
- if (!m_Param.pEventSink->On_Validate(this, wsText)) {
- return FDE_TXTEDT_MODIFY_RET_F_Invalidate;
- }
- }
- DeleteRange_DoRecord(nStart, nCount);
- m_Param.pEventSink->On_TextChanged(this, m_ChangeInfo);
- SetCaretPos(nStart, TRUE);
- return FDE_TXTEDT_MODIFY_RET_S_Normal;
-}
-int32_t CFDE_TxtEdtEngine::Replace(int32_t nStart,
- int32_t nLength,
- const CFX_WideString& wsReplace) {
- if (IsLocked()) {
- return FDE_TXTEDT_MODIFY_RET_F_Locked;
- }
- if (nStart < 0 || (nStart + nLength > GetTextBufLength())) {
- return FDE_TXTEDT_MODIFY_RET_F_Boundary;
- }
- if (m_Param.dwMode & FDE_TEXTEDITMODE_Validate) {
- CFX_WideString wsText;
- GetPreReplaceText(wsText, nStart, nLength, wsReplace.c_str(),
- wsReplace.GetLength());
- if (!m_Param.pEventSink->On_Validate(this, wsText)) {
- return FDE_TXTEDT_MODIFY_RET_F_Invalidate;
- }
- }
- if (IsSelect()) {
- ClearSelection();
- }
- m_ChangeInfo.nChangeType = FDE_TXTEDT_TEXTCHANGE_TYPE_Replace;
- GetText(m_ChangeInfo.wsDelete, nStart, nLength);
- if (nLength > 0) {
- Inner_DeleteRange(nStart, nLength);
- }
- int32_t nTextLength = wsReplace.GetLength();
- if (nTextLength > 0) {
- Inner_Insert(nStart, wsReplace.c_str(), nTextLength);
- }
- m_ChangeInfo.wsInsert = CFX_WideString(wsReplace.c_str(), nTextLength);
- nStart += nTextLength;
- FX_WCHAR wChar = m_pTxtBuf->GetCharByIndex(nStart - 1);
- FX_BOOL bBefore = TRUE;
- if (wChar != L'\n' && wChar != L'\r') {
- nStart--;
- bBefore = FALSE;
- }
- SetCaretPos(nStart, bBefore);
- m_Param.pEventSink->On_PageUnload(this, m_nCaretPage, 0);
- m_Param.pEventSink->On_PageLoad(this, m_nCaretPage, 0);
- m_Param.pEventSink->On_TextChanged(this, m_ChangeInfo);
- return FDE_TXTEDT_MODIFY_RET_S_Normal;
-}
-void CFDE_TxtEdtEngine::SetLimit(int32_t nLimit) {
- m_nLimit = nLimit;
-}
-void CFDE_TxtEdtEngine::SetAliasChar(FX_WCHAR wcAlias) {
- m_wcAliasChar = wcAlias;
-}
-
-void CFDE_TxtEdtEngine::RemoveSelRange(int32_t nStart, int32_t nCount) {
- FDE_TXTEDTSELRANGE* lpTemp = nullptr;
- int32_t nRangeCount = m_SelRangePtrArr.GetSize();
- int32_t i = 0;
- for (i = 0; i < nRangeCount; i++) {
- lpTemp = m_SelRangePtrArr[i];
- if (lpTemp->nStart == nStart && lpTemp->nCount == nCount) {
- delete lpTemp;
- m_SelRangePtrArr.RemoveAt(i);
- return;
- }
- }
-}
-
-void CFDE_TxtEdtEngine::AddSelRange(int32_t nStart, int32_t nCount) {
- if (nCount == -1) {
- nCount = GetTextLength() - nStart;
- }
- int32_t nSize = m_SelRangePtrArr.GetSize();
- if (nSize <= 0) {
- FDE_TXTEDTSELRANGE* lpSelRange = new FDE_TXTEDTSELRANGE;
- lpSelRange->nStart = nStart;
- lpSelRange->nCount = nCount;
- m_SelRangePtrArr.Add(lpSelRange);
- m_Param.pEventSink->On_SelChanged(this);
- return;
- }
- FDE_TXTEDTSELRANGE* lpTemp = nullptr;
- lpTemp = m_SelRangePtrArr[nSize - 1];
- if (nStart >= lpTemp->nStart + lpTemp->nCount) {
- FDE_TXTEDTSELRANGE* lpSelRange = new FDE_TXTEDTSELRANGE;
- lpSelRange->nStart = nStart;
- lpSelRange->nCount = nCount;
- m_SelRangePtrArr.Add(lpSelRange);
- m_Param.pEventSink->On_SelChanged(this);
- return;
- }
- int32_t nEnd = nStart + nCount - 1;
- FX_BOOL bBegin = FALSE;
- int32_t nRangeBgn = 0;
- int32_t nRangeCnt = 0;
- for (int32_t i = 0; i < nSize; i++) {
- lpTemp = m_SelRangePtrArr[i];
- int32_t nTempBgn = lpTemp->nStart;
- int32_t nTempEnd = nTempBgn + lpTemp->nCount - 1;
- if (bBegin) {
- if (nEnd < nTempBgn) {
- break;
- } else if (nStart >= nTempBgn && nStart <= nTempEnd) {
- nRangeCnt++;
- break;
- }
- nRangeCnt++;
- } else {
- if (nStart <= nTempEnd) {
- nRangeBgn = i;
- if (nEnd < nTempBgn) {
- break;
- }
- nRangeCnt = 1;
- bBegin = TRUE;
- }
- }
- }
- if (nRangeCnt == 0) {
- FDE_TXTEDTSELRANGE* lpSelRange = new FDE_TXTEDTSELRANGE;
- lpSelRange->nStart = nStart;
- lpSelRange->nCount = nCount;
- m_SelRangePtrArr.InsertAt(nRangeBgn, lpSelRange);
- } else {
- lpTemp = m_SelRangePtrArr[nRangeBgn];
- lpTemp->nStart = nStart;
- lpTemp->nCount = nCount;
- nRangeCnt--;
- nRangeBgn++;
- while (nRangeCnt--) {
- delete m_SelRangePtrArr[nRangeBgn];
- m_SelRangePtrArr.RemoveAt(nRangeBgn);
- }
- }
- m_Param.pEventSink->On_SelChanged(this);
-}
-
-int32_t CFDE_TxtEdtEngine::CountSelRanges() {
- return m_SelRangePtrArr.GetSize();
-}
-int32_t CFDE_TxtEdtEngine::GetSelRange(int32_t nIndex, int32_t& nStart) {
- nStart = m_SelRangePtrArr[nIndex]->nStart;
- return m_SelRangePtrArr[nIndex]->nCount;
-}
-
-void CFDE_TxtEdtEngine::ClearSelection() {
- int32_t nCount = m_SelRangePtrArr.GetSize();
- for (int i = 0; i < nCount; ++i)
- delete m_SelRangePtrArr[i];
- m_SelRangePtrArr.RemoveAll();
- if (nCount && m_Param.pEventSink)
- m_Param.pEventSink->On_SelChanged(this);
-}
-
-FX_BOOL CFDE_TxtEdtEngine::Redo(const IFDE_TxtEdtDoRecord* pDoRecord) {
- if (IsLocked())
- return FALSE;
- if (m_Param.dwMode & FDE_TEXTEDITMODE_NoRedoUndo)
- return FALSE;
- return pDoRecord->Redo();
-}
-
-FX_BOOL CFDE_TxtEdtEngine::Undo(const IFDE_TxtEdtDoRecord* pDoRecord) {
- if (IsLocked())
- return FALSE;
- if (m_Param.dwMode & FDE_TEXTEDITMODE_NoRedoUndo)
- return FALSE;
- return pDoRecord->Undo();
-}
-
-int32_t CFDE_TxtEdtEngine::StartLayout() {
- Lock();
- RemoveAllPages();
- m_nLayoutPos = 0;
- m_nLineCount = 0;
- return 0;
-}
-int32_t CFDE_TxtEdtEngine::DoLayout(IFX_Pause* pPause) {
- int32_t nCount = m_ParagPtrArray.GetSize();
- CFDE_TxtEdtParag* pParag = NULL;
- int32_t nLineCount = 0;
- for (; m_nLayoutPos < nCount; m_nLayoutPos++) {
- pParag = m_ParagPtrArray[m_nLayoutPos];
- pParag->CalcLines();
- nLineCount += pParag->GetLineCount();
- if ((pPause != NULL) && (nLineCount > m_nPageLineCount) &&
- pPause->NeedToPauseNow()) {
- m_nLineCount += nLineCount;
- return (++m_nLayoutPos * 100) / nCount;
- }
- }
- m_nLineCount += nLineCount;
- return 100;
-}
-void CFDE_TxtEdtEngine::EndLayout() {
- UpdatePages();
- int32_t nLength = GetTextLength();
- if (m_nCaret > nLength) {
- m_nCaret = nLength;
- }
- int32_t nIndex = m_nCaret;
- if (!m_bBefore) {
- nIndex--;
- }
- m_rtCaret.Set(0, 0, 1, m_Param.fFontSize);
- Unlock();
-}
-FX_BOOL CFDE_TxtEdtEngine::Optimize(IFX_Pause* pPause) {
- return m_pTxtBuf->Optimize(pPause);
-}
-CFDE_TxtEdtBuf* CFDE_TxtEdtEngine::GetTextBuf() const {
- return m_pTxtBuf;
-}
-int32_t CFDE_TxtEdtEngine::GetTextBufLength() const {
- return m_pTxtBuf->GetTextLength() - 1;
-}
-CFX_TxtBreak* CFDE_TxtEdtEngine::GetTextBreak() const {
- return m_pTextBreak;
-}
-int32_t CFDE_TxtEdtEngine::GetLineCount() const {
- return m_nLineCount;
-}
-int32_t CFDE_TxtEdtEngine::GetPageLineCount() const {
- return m_nPageLineCount;
-}
-int32_t CFDE_TxtEdtEngine::CountParags() const {
- return m_ParagPtrArray.GetSize();
-}
-CFDE_TxtEdtParag* CFDE_TxtEdtEngine::GetParag(int32_t nParagIndex) const {
- return m_ParagPtrArray[nParagIndex];
-}
-IFX_CharIter* CFDE_TxtEdtEngine::CreateCharIter() {
- if (!m_pTxtBuf) {
- return NULL;
- }
- return new CFDE_TxtEdtBufIter((CFDE_TxtEdtBuf*)m_pTxtBuf);
-}
-int32_t CFDE_TxtEdtEngine::Line2Parag(int32_t nStartParag,
- int32_t nStartLineofParag,
- int32_t nLineIndex,
- int32_t& nStartLine) const {
- int32_t nLineTotal = nStartLineofParag;
- int32_t nCount = m_ParagPtrArray.GetSize();
- CFDE_TxtEdtParag* pParag = NULL;
- int32_t i = nStartParag;
- for (; i < nCount; i++) {
- pParag = m_ParagPtrArray[i];
- nLineTotal += pParag->GetLineCount();
- if (nLineTotal > nLineIndex) {
- break;
- }
- }
- nStartLine = nLineTotal - pParag->GetLineCount();
- return i;
-}
-void CFDE_TxtEdtEngine::GetPreDeleteText(CFX_WideString& wsText,
- int32_t nIndex,
- int32_t nLength) {
- GetText(wsText, 0, GetTextBufLength());
- wsText.Delete(nIndex, nLength);
-}
-void CFDE_TxtEdtEngine::GetPreInsertText(CFX_WideString& wsText,
- int32_t nIndex,
- const FX_WCHAR* lpText,
- int32_t nLength) {
- GetText(wsText, 0, GetTextBufLength());
- int32_t nSelIndex = 0;
- int32_t nSelLength = 0;
- int32_t nSelCount = CountSelRanges();
- while (nSelCount--) {
- nSelLength = GetSelRange(nSelCount, nSelIndex);
- wsText.Delete(nSelIndex, nSelLength);
- nIndex = nSelIndex;
- }
- CFX_WideString wsTemp;
- int32_t nOldLength = wsText.GetLength();
- const FX_WCHAR* pOldBuffer = wsText.c_str();
- FX_WCHAR* lpBuffer = wsTemp.GetBuffer(nOldLength + nLength);
- FXSYS_memcpy(lpBuffer, pOldBuffer, (nIndex) * sizeof(FX_WCHAR));
- FXSYS_memcpy(lpBuffer + nIndex, lpText, nLength * sizeof(FX_WCHAR));
- FXSYS_memcpy(lpBuffer + nIndex + nLength, pOldBuffer + nIndex,
- (nOldLength - nIndex) * sizeof(FX_WCHAR));
- wsTemp.ReleaseBuffer(nOldLength + nLength);
- wsText = wsTemp;
-}
-void CFDE_TxtEdtEngine::GetPreReplaceText(CFX_WideString& wsText,
- int32_t nIndex,
- int32_t nOriginLength,
- const FX_WCHAR* lpText,
- int32_t nLength) {
- GetText(wsText, 0, GetTextBufLength());
- int32_t nSelIndex = 0;
- int32_t nSelLength = 0;
- int32_t nSelCount = CountSelRanges();
- while (nSelCount--) {
- nSelLength = GetSelRange(nSelCount, nSelIndex);
- wsText.Delete(nSelIndex, nSelLength);
- }
- wsText.Delete(nIndex, nOriginLength);
- int32_t i = 0;
- for (i = 0; i < nLength; i++) {
- wsText.Insert(nIndex++, lpText[i]);
- }
-}
-void CFDE_TxtEdtEngine::Inner_Insert(int32_t nStart,
- const FX_WCHAR* lpText,
- int32_t nLength) {
- ASSERT(nLength > 0);
- FDE_TXTEDTPARAGPOS ParagPos;
- TextPos2ParagPos(nStart, ParagPos);
- m_Param.pEventSink->On_PageUnload(this, m_nCaretPage, 0);
- int32_t nParagCount = m_ParagPtrArray.GetSize();
- int32_t i = 0;
- for (i = ParagPos.nParagIndex + 1; i < nParagCount; i++)
- m_ParagPtrArray[i]->IncrementStartIndex(nLength);
-
- CFDE_TxtEdtParag* pParag = m_ParagPtrArray[ParagPos.nParagIndex];
- int32_t nReserveLineCount = pParag->GetLineCount();
- int32_t nReserveCharStart = pParag->GetStartIndex();
- int32_t nLeavePart = ParagPos.nCharIndex;
- int32_t nCutPart = pParag->GetTextLength() - ParagPos.nCharIndex;
- int32_t nTextStart = 0;
- FX_WCHAR wCurChar = L' ';
- const FX_WCHAR* lpPos = lpText;
- FX_BOOL bFirst = TRUE;
- int32_t nParagIndex = ParagPos.nParagIndex;
- for (i = 0; i < nLength; i++, lpPos++) {
- wCurChar = *lpPos;
- if (wCurChar == m_wLineEnd) {
- if (bFirst) {
- pParag->SetTextLength(nLeavePart + (i - nTextStart + 1));
- pParag->SetLineCount(-1);
- nReserveCharStart += pParag->GetTextLength();
- bFirst = FALSE;
- } else {
- pParag = new CFDE_TxtEdtParag(this);
- pParag->SetLineCount(-1);
- pParag->SetTextLength(i - nTextStart + 1);
- pParag->SetStartIndex(nReserveCharStart);
- m_ParagPtrArray.InsertAt(++nParagIndex, pParag);
- nReserveCharStart += pParag->GetTextLength();
- }
- nTextStart = i + 1;
- }
- }
- if (bFirst) {
- pParag->IncrementTextLength(nLength);
- pParag->SetLineCount(-1);
- bFirst = FALSE;
- } else {
- pParag = new CFDE_TxtEdtParag(this);
- pParag->SetLineCount(-1);
- pParag->SetTextLength(nLength - nTextStart + nCutPart);
- pParag->SetStartIndex(nReserveCharStart);
- m_ParagPtrArray.InsertAt(++nParagIndex, pParag);
- }
- m_pTxtBuf->Insert(nStart, lpText, nLength);
- int32_t nTotalLineCount = 0;
- for (i = ParagPos.nParagIndex; i <= nParagIndex; i++) {
- pParag = m_ParagPtrArray[i];
- pParag->CalcLines();
- nTotalLineCount += pParag->GetLineCount();
- }
- m_nLineCount += nTotalLineCount - nReserveLineCount;
- m_Param.pEventSink->On_PageLoad(this, m_nCaretPage, 0);
- UpdatePages();
-}
-
-void CFDE_TxtEdtEngine::Inner_DeleteRange(int32_t nStart, int32_t nCount) {
- if (nCount == -1) {
- nCount = m_pTxtBuf->GetTextLength() - nStart;
- }
- int32_t nEnd = nStart + nCount - 1;
- ASSERT(nStart >= 0 && nEnd < m_pTxtBuf->GetTextLength());
- m_Param.pEventSink->On_PageUnload(this, m_nCaretPage, 0);
- FDE_TXTEDTPARAGPOS ParagPosBgn, ParagPosEnd;
- TextPos2ParagPos(nStart, ParagPosBgn);
- TextPos2ParagPos(nEnd, ParagPosEnd);
- CFDE_TxtEdtParag* pParag = m_ParagPtrArray[ParagPosEnd.nParagIndex];
- FX_BOOL bLastParag = FALSE;
- if (ParagPosEnd.nCharIndex == pParag->GetTextLength() - 1) {
- if (ParagPosEnd.nParagIndex < m_ParagPtrArray.GetSize() - 1) {
- ParagPosEnd.nParagIndex++;
- } else {
- bLastParag = TRUE;
- }
- }
- int32_t nTotalLineCount = 0;
- int32_t nTotalCharCount = 0;
- int32_t i = 0;
- for (i = ParagPosBgn.nParagIndex; i <= ParagPosEnd.nParagIndex; i++) {
- CFDE_TxtEdtParag* pParag = m_ParagPtrArray[i];
- pParag->CalcLines();
- nTotalLineCount += pParag->GetLineCount();
- nTotalCharCount += pParag->GetTextLength();
- }
- m_pTxtBuf->Delete(nStart, nCount);
- int32_t nNextParagIndex = (ParagPosBgn.nCharIndex == 0 && bLastParag)
- ? ParagPosBgn.nParagIndex
- : (ParagPosBgn.nParagIndex + 1);
- for (i = nNextParagIndex; i <= ParagPosEnd.nParagIndex; i++) {
- delete m_ParagPtrArray[nNextParagIndex];
- m_ParagPtrArray.RemoveAt(nNextParagIndex);
- }
- if (!(bLastParag && ParagPosBgn.nCharIndex == 0)) {
- pParag = m_ParagPtrArray[ParagPosBgn.nParagIndex];
- pParag->SetTextLength(nTotalCharCount - nCount);
- pParag->CalcLines();
- nTotalLineCount -= pParag->GetTextLength();
- }
- int32_t nParagCount = m_ParagPtrArray.GetSize();
- for (i = nNextParagIndex; i < nParagCount; i++)
- m_ParagPtrArray[i]->DecrementStartIndex(nCount);
-
- m_nLineCount -= nTotalLineCount;
- UpdatePages();
- int32_t nPageCount = CountPages();
- if (m_nCaretPage >= nPageCount) {
- m_nCaretPage = nPageCount - 1;
- }
- m_Param.pEventSink->On_PageLoad(this, m_nCaretPage, 0);
-}
-void CFDE_TxtEdtEngine::DeleteRange_DoRecord(int32_t nStart,
- int32_t nCount,
- FX_BOOL bSel) {
- ASSERT(nStart >= 0);
- if (nCount == -1) {
- nCount = GetTextLength() - nStart;
- }
- ASSERT((nStart + nCount) <= m_pTxtBuf->GetTextLength());
-
- if (!(m_Param.dwMode & FDE_TEXTEDITMODE_NoRedoUndo)) {
- CFX_WideString wsRange;
- m_pTxtBuf->GetRange(wsRange, nStart, nCount);
- m_Param.pEventSink->On_AddDoRecord(
- this, new CFDE_TxtEdtDoRecord_DeleteRange(this, nStart, m_nCaret,
- wsRange, bSel));
- }
- m_ChangeInfo.nChangeType = FDE_TXTEDT_TEXTCHANGE_TYPE_Delete;
- GetText(m_ChangeInfo.wsDelete, nStart, nCount);
- Inner_DeleteRange(nStart, nCount);
-}
-void CFDE_TxtEdtEngine::ResetEngine() {
- RemoveAllPages();
- RemoveAllParags();
- ClearSelection();
- m_nCaret = 0;
- m_pTxtBuf->Clear(FALSE);
- m_nCaret = 0;
-}
-void CFDE_TxtEdtEngine::RebuildParagraphs() {
- RemoveAllParags();
- FX_WCHAR wChar = L' ';
- int32_t nParagStart = 0;
- int32_t nIndex = 0;
- std::unique_ptr<IFX_CharIter> pIter(
- new CFDE_TxtEdtBufIter(static_cast<CFDE_TxtEdtBuf*>(m_pTxtBuf)));
- pIter->SetAt(0);
- do {
- wChar = pIter->GetChar();
- nIndex = pIter->GetAt();
- if (wChar == m_wLineEnd) {
- CFDE_TxtEdtParag* pParag = new CFDE_TxtEdtParag(this);
- pParag->SetStartIndex(nParagStart);
- pParag->SetTextLength(nIndex - nParagStart + 1);
- pParag->SetLineCount(-1);
- m_ParagPtrArray.Add(pParag);
- nParagStart = nIndex + 1;
- }
- } while (pIter->Next());
-}
-
-void CFDE_TxtEdtEngine::RemoveAllParags() {
- int32_t nCount = m_ParagPtrArray.GetSize();
- for (int i = 0; i < nCount; ++i)
- delete m_ParagPtrArray[i];
- m_ParagPtrArray.RemoveAll();
-}
-
-void CFDE_TxtEdtEngine::RemoveAllPages() {
- int32_t nCount = m_PagePtrArray.GetSize();
- int32_t i = 0;
- for (i = 0; i < nCount; i++) {
- IFDE_TxtEdtPage* pPage = m_PagePtrArray[i];
- if (pPage) {
- pPage->Release();
- }
- }
- m_PagePtrArray.RemoveAll();
-}
-void CFDE_TxtEdtEngine::UpdateParags() {
- int32_t nCount = m_ParagPtrArray.GetSize();
- if (nCount == 0) {
- return;
- }
- CFDE_TxtEdtParag* pParag = NULL;
- int32_t nLineCount = 0;
- int32_t i = 0;
- for (i = 0; i < nCount; i++) {
- pParag = m_ParagPtrArray[i];
- if (pParag->GetLineCount() == -1)
- pParag->CalcLines();
-
- nLineCount += pParag->GetLineCount();
- }
- m_nLineCount = nLineCount;
-}
-void CFDE_TxtEdtEngine::UpdatePages() {
- if (m_nLineCount == 0)
- return;
-
- int32_t nPageCount = (m_nLineCount - 1) / (m_nPageLineCount) + 1;
- int32_t nSize = m_PagePtrArray.GetSize();
- if (nSize == nPageCount)
- return;
-
- if (nSize > nPageCount) {
- IFDE_TxtEdtPage* pPage = NULL;
- int32_t i = 0;
- for (i = nSize - 1; i >= nPageCount; i--) {
- pPage = m_PagePtrArray[i];
- if (pPage) {
- pPage->Release();
- }
- m_PagePtrArray.RemoveAt(i);
- }
- return;
- }
- if (nSize < nPageCount) {
- IFDE_TxtEdtPage* pPage = NULL;
- int32_t i = 0;
- for (i = nSize; i < nPageCount; i++) {
- pPage = IFDE_TxtEdtPage::Create(this, i);
- m_PagePtrArray.Add(pPage);
- }
- return;
- }
-}
-void CFDE_TxtEdtEngine::UpdateTxtBreak() {
- uint32_t dwStyle = m_pTextBreak->GetLayoutStyles();
- if (m_Param.dwMode & FDE_TEXTEDITMODE_MultiLines) {
- dwStyle &= ~FX_TXTLAYOUTSTYLE_SingleLine;
- } else {
- dwStyle |= FX_TXTLAYOUTSTYLE_SingleLine;
- }
- if (m_Param.dwLayoutStyles & FDE_TEXTEDITLAYOUT_DocVertical) {
- dwStyle |= FX_TXTLAYOUTSTYLE_VerticalLayout;
- } else {
- dwStyle &= ~FX_TXTLAYOUTSTYLE_VerticalLayout;
- }
- if (m_Param.dwLayoutStyles & FDE_TEXTEDITLAYOUT_LineReserve) {
- dwStyle |= FX_TXTLAYOUTSTYLE_ReverseLine;
- } else {
- dwStyle &= ~FX_TXTLAYOUTSTYLE_ReverseLine;
- }
- if (m_Param.dwLayoutStyles & FDE_TEXTEDITLAYOUT_RTL) {
- dwStyle |= FX_TXTLAYOUTSTYLE_RTLReadingOrder;
- } else {
- dwStyle &= ~FX_TXTLAYOUTSTYLE_RTLReadingOrder;
- }
- if (m_Param.dwLayoutStyles & FDE_TEXTEDITLAYOUT_CombText) {
- dwStyle |= FX_TXTLAYOUTSTYLE_CombText;
- } else {
- dwStyle &= ~FX_TXTLAYOUTSTYLE_CombText;
- }
- if (m_Param.dwLayoutStyles & FDE_TEXTEDITLAYOUT_CharVertial) {
- dwStyle |= FX_TXTLAYOUTSTYLE_VerticalChars;
- } else {
- dwStyle &= ~FX_TXTLAYOUTSTYLE_VerticalChars;
- }
- if (m_Param.dwLayoutStyles & FDE_TEXTEDITLAYOUT_ExpandTab) {
- dwStyle |= FX_TXTLAYOUTSTYLE_ExpandTab;
- } else {
- dwStyle &= ~FX_TXTLAYOUTSTYLE_ExpandTab;
- }
- if (m_Param.dwLayoutStyles & FDE_TEXTEDITLAYOUT_ArabicContext) {
- dwStyle |= FX_TXTLAYOUTSTYLE_ArabicContext;
- } else {
- dwStyle &= ~FX_TXTLAYOUTSTYLE_ArabicContext;
- }
- if (m_Param.dwLayoutStyles & FDE_TEXTEDITLAYOUT_ArabicShapes) {
- dwStyle |= FX_TXTLAYOUTSTYLE_ArabicShapes;
- } else {
- dwStyle &= ~FX_TXTLAYOUTSTYLE_ArabicShapes;
- }
- m_pTextBreak->SetLayoutStyles(dwStyle);
- uint32_t dwAligment = 0;
- if (m_Param.dwAlignment & FDE_TEXTEDITALIGN_Justified) {
- dwAligment |= FX_TXTLINEALIGNMENT_Justified;
- } else if (m_Param.dwAlignment & FDE_TEXTEDITALIGN_Distributed) {
- dwAligment |= FX_TXTLINEALIGNMENT_Distributed;
- }
- if (m_Param.dwAlignment & FDE_TEXTEDITALIGN_Center) {
- dwAligment |= FX_TXTLINEALIGNMENT_Center;
- } else if (m_Param.dwAlignment & FDE_TEXTEDITALIGN_Right) {
- dwAligment |= FX_TXTLINEALIGNMENT_Right;
- }
- m_pTextBreak->SetAlignment(dwAligment);
- if (m_Param.dwLayoutStyles & FDE_TEXTEDITLAYOUT_DocVertical) {
- if (m_Param.dwMode & FDE_TEXTEDITMODE_AutoLineWrap) {
- m_pTextBreak->SetLineWidth(m_Param.fPlateHeight);
- } else {
- m_pTextBreak->SetLineWidth(FDE_PAGEWIDTH_MAX);
- }
- } else {
- if (m_Param.dwMode & FDE_TEXTEDITMODE_AutoLineWrap) {
- m_pTextBreak->SetLineWidth(m_Param.fPlateWidth);
- } else {
- m_pTextBreak->SetLineWidth(FDE_PAGEWIDTH_MAX);
- }
- }
- m_nPageLineCount = m_Param.nLineCount;
- if (m_Param.dwLayoutStyles & FDE_TEXTEDITLAYOUT_CombText) {
- FX_FLOAT fCombWidth =
- m_Param.dwLayoutStyles & FDE_TEXTEDITLAYOUT_DocVertical
- ? m_Param.fPlateHeight
- : m_Param.fPlateWidth;
- if (m_nLimit > 0) {
- fCombWidth /= m_nLimit;
- }
- m_pTextBreak->SetCombWidth(fCombWidth);
- }
- m_pTextBreak->SetFont(m_Param.pFont);
- m_pTextBreak->SetFontSize(m_Param.fFontSize);
- m_pTextBreak->SetTabWidth(m_Param.fTabWidth, m_Param.bTabEquidistant);
- m_pTextBreak->SetDefaultChar(m_Param.wDefChar);
- m_pTextBreak->SetParagraphBreakChar(m_Param.wLineBreakChar);
- m_pTextBreak->SetCharRotation(m_Param.nCharRotation);
- m_pTextBreak->SetLineBreakTolerance(m_Param.fFontSize * 0.2f);
- m_pTextBreak->SetHorizontalScale(m_Param.nHorzScale);
- m_pTextBreak->SetCharSpace(m_Param.fCharSpace);
-}
-FX_BOOL CFDE_TxtEdtEngine::ReplaceParagEnd(FX_WCHAR*& lpText,
- int32_t& nLength,
- FX_BOOL bPreIsCR) {
- for (int32_t i = 0; i < nLength; i++) {
- FX_WCHAR wc = lpText[i];
- switch (wc) {
- case L'\r': {
- lpText[i] = m_wLineEnd;
- bPreIsCR = TRUE;
- } break;
- case L'\n': {
- if (bPreIsCR == TRUE) {
- int32_t nNext = i + 1;
- if (nNext < nLength) {
- FXSYS_memmove(lpText + i, lpText + nNext,
- (nLength - nNext) * sizeof(FX_WCHAR));
- }
- i--;
- nLength--;
- bPreIsCR = FALSE;
- if (m_bAutoLineEnd) {
- m_nFirstLineEnd = FDE_TXTEDIT_LINEEND_CRLF;
- m_bAutoLineEnd = FALSE;
- }
- } else {
- lpText[i] = m_wLineEnd;
- if (m_bAutoLineEnd) {
- m_nFirstLineEnd = FDE_TXTEDIT_LINEEND_LF;
- m_bAutoLineEnd = FALSE;
- }
- }
- } break;
- default: {
- if (bPreIsCR && m_bAutoLineEnd) {
- m_nFirstLineEnd = FDE_TXTEDIT_LINEEND_CR;
- m_bAutoLineEnd = FALSE;
- }
- bPreIsCR = FALSE;
- } break;
- }
- }
- return bPreIsCR;
-}
-void CFDE_TxtEdtEngine::RecoverParagEnd(CFX_WideString& wsText) {
- FX_WCHAR wc = (m_nFirstLineEnd == FDE_TXTEDIT_LINEEND_CR) ? L'\n' : L'\r';
- if (m_nFirstLineEnd == FDE_TXTEDIT_LINEEND_CRLF) {
- CFX_ArrayTemplate<int32_t> PosArr;
- int32_t nLength = wsText.GetLength();
- int32_t i = 0;
- FX_WCHAR* lpPos = const_cast<FX_WCHAR*>(wsText.c_str());
- for (i = 0; i < nLength; i++, lpPos++) {
- if (*lpPos == m_wLineEnd) {
- *lpPos = wc;
- PosArr.Add(i);
- }
- }
- const FX_WCHAR* lpSrcBuf = wsText.c_str();
- CFX_WideString wsTemp;
- int32_t nCount = PosArr.GetSize();
- FX_WCHAR* lpDstBuf = wsTemp.GetBuffer(nLength + nCount);
- int32_t nDstPos = 0;
- int32_t nSrcPos = 0;
- for (i = 0; i < nCount; i++) {
- int32_t nPos = PosArr[i];
- int32_t nCopyLen = nPos - nSrcPos + 1;
- FXSYS_memcpy(lpDstBuf + nDstPos, lpSrcBuf + nSrcPos,
- nCopyLen * sizeof(FX_WCHAR));
- nDstPos += nCopyLen;
- nSrcPos += nCopyLen;
- lpDstBuf[nDstPos] = L'\n';
- nDstPos++;
- }
- if (nSrcPos < nLength) {
- FXSYS_memcpy(lpDstBuf + nDstPos, lpSrcBuf + nSrcPos,
- (nLength - nSrcPos) * sizeof(FX_WCHAR));
- }
- wsTemp.ReleaseBuffer(nLength + nCount);
- wsText = wsTemp;
- } else {
- int32_t nLength = wsText.GetLength();
- FX_WCHAR* lpBuf = const_cast<FX_WCHAR*>(wsText.c_str());
- for (int32_t i = 0; i < nLength; i++, lpBuf++) {
- if (*lpBuf == m_wLineEnd) {
- *lpBuf = wc;
- }
- }
- }
-}
-int32_t CFDE_TxtEdtEngine::MovePage2Char(int32_t nIndex) {
- ASSERT(nIndex >= 0);
- ASSERT(nIndex <= m_pTxtBuf->GetTextLength());
- if (m_nCaretPage >= 0) {
- IFDE_TxtEdtPage* pPage = m_PagePtrArray[m_nCaretPage];
- m_Param.pEventSink->On_PageLoad(this, m_nCaretPage, 0);
- int32_t nPageCharStart = pPage->GetCharStart();
- int32_t nPageCharCount = pPage->GetCharCount();
- if (nIndex >= nPageCharStart && nIndex < nPageCharStart + nPageCharCount) {
- m_Param.pEventSink->On_PageUnload(this, m_nCaretPage, 0);
- return m_nCaretPage;
- }
- m_Param.pEventSink->On_PageUnload(this, m_nCaretPage, 0);
- }
- CFDE_TxtEdtParag* pParag = NULL;
- int32_t nLineCount = 0;
- int32_t nParagCount = m_ParagPtrArray.GetSize();
- int32_t i = 0;
- for (i = 0; i < nParagCount; i++) {
- pParag = m_ParagPtrArray[i];
- if (pParag->GetStartIndex() <= nIndex &&
- nIndex < (pParag->GetStartIndex() + pParag->GetTextLength())) {
- break;
- }
- nLineCount += pParag->GetLineCount();
- }
- pParag->LoadParag();
- int32_t nLineStart = -1;
- int32_t nLineCharCount = -1;
- for (i = 0; i < pParag->GetLineCount(); i++) {
- pParag->GetLineRange(i, nLineStart, nLineCharCount);
- if (nLineStart <= nIndex && nIndex < (nLineStart + nLineCharCount)) {
- break;
- }
- }
- ASSERT(i < pParag->GetLineCount());
- nLineCount += (i + 1);
- m_nCaretPage = (nLineCount - 1) / m_nPageLineCount + 1 - 1;
- pParag->UnloadParag();
- return m_nCaretPage;
-}
-void CFDE_TxtEdtEngine::TextPos2ParagPos(int32_t nIndex,
- FDE_TXTEDTPARAGPOS& ParagPos) const {
- ASSERT(nIndex >= 0 && nIndex < m_pTxtBuf->GetTextLength());
- int32_t nCount = m_ParagPtrArray.GetSize();
- int32_t nBgn = 0;
- int32_t nMid = 0;
- int32_t nEnd = nCount - 1;
- while (nEnd > nBgn) {
- nMid = (nBgn + nEnd) / 2;
- CFDE_TxtEdtParag* pParag = m_ParagPtrArray[nMid];
- if (nIndex < pParag->GetStartIndex()) {
- nEnd = nMid - 1;
- } else if (nIndex >= (pParag->GetStartIndex() + pParag->GetTextLength())) {
- nBgn = nMid + 1;
- } else {
- break;
- }
- }
- if (nBgn == nEnd) {
- nMid = nBgn;
- }
- ASSERT(nIndex >= m_ParagPtrArray[nMid]->GetStartIndex() &&
- (nIndex < m_ParagPtrArray[nMid]->GetStartIndex() +
- m_ParagPtrArray[nMid]->GetTextLength()));
- ParagPos.nParagIndex = nMid;
- ParagPos.nCharIndex = nIndex - m_ParagPtrArray[nMid]->GetStartIndex();
-}
-int32_t CFDE_TxtEdtEngine::MoveForward(FX_BOOL& bBefore) {
- if (m_nCaret == m_pTxtBuf->GetTextLength() - 1) {
- return -1;
- }
- int32_t nCaret = m_nCaret;
- if ((nCaret + 1 < m_pTxtBuf->GetTextLength()) &&
- (m_pTxtBuf->GetCharByIndex(nCaret) == L'\r') &&
- (m_pTxtBuf->GetCharByIndex(nCaret + 1) == L'\n')) {
- nCaret++;
- }
- nCaret++;
- bBefore = TRUE;
- return nCaret;
-}
-int32_t CFDE_TxtEdtEngine::MoveBackward(FX_BOOL& bBefore) {
- if (m_nCaret == 0) {
- return FALSE;
- }
- int32_t nCaret = m_nCaret;
- if (nCaret > 2 && m_pTxtBuf->GetCharByIndex(nCaret - 1) == L'\n' &&
- m_pTxtBuf->GetCharByIndex(nCaret - 2) == L'\r') {
- nCaret--;
- }
- nCaret--;
- bBefore = TRUE;
- return nCaret;
-}
-FX_BOOL CFDE_TxtEdtEngine::MoveUp(CFX_PointF& ptCaret) {
- IFDE_TxtEdtPage* pPage = GetPage(m_nCaretPage);
- const CFX_RectF& rtContent = pPage->GetContentsBox();
- if (m_Param.dwLayoutStyles & FDE_TEXTEDITLAYOUT_DocVertical) {
- ptCaret.x = m_rtCaret.left + m_rtCaret.width / 2 - m_Param.fLineSpace;
- ptCaret.y = m_fCaretPosReserve;
- FX_BOOL bLineReserve =
- m_Param.dwLayoutStyles & FDE_TEXTEDITLAYOUT_LineReserve;
- if (ptCaret.x < rtContent.left) {
- if (bLineReserve) {
- if (m_nCaretPage == CountPages() - 1) {
- return FALSE;
- }
- } else {
- if (m_nCaretPage == 0) {
- return FALSE;
- }
- }
- if (bLineReserve) {
- m_nCaretPage++;
- } else {
- m_nCaretPage--;
- }
- ptCaret.x -= rtContent.left;
- IFDE_TxtEdtPage* pCurPage = GetPage(m_nCaretPage);
- ptCaret.x += pCurPage->GetContentsBox().right();
- }
- } else {
- ptCaret.x = m_fCaretPosReserve;
- ptCaret.y = m_rtCaret.top + m_rtCaret.height / 2 - m_Param.fLineSpace;
- if (ptCaret.y < rtContent.top) {
- if (m_nCaretPage == 0) {
- return FALSE;
- }
- ptCaret.y -= rtContent.top;
- m_nCaretPage--;
- IFDE_TxtEdtPage* pCurPage = GetPage(m_nCaretPage);
- ptCaret.y += pCurPage->GetContentsBox().bottom();
- }
- }
- return TRUE;
-}
-FX_BOOL CFDE_TxtEdtEngine::MoveDown(CFX_PointF& ptCaret) {
- IFDE_TxtEdtPage* pPage = GetPage(m_nCaretPage);
- const CFX_RectF& rtContent = pPage->GetContentsBox();
- if (m_Param.dwLayoutStyles & FDE_TEXTEDITLAYOUT_DocVertical) {
- ptCaret.x = m_rtCaret.left + m_rtCaret.width / 2 + m_Param.fLineSpace;
- ptCaret.y = m_fCaretPosReserve;
- if (ptCaret.x >= rtContent.right()) {
- FX_BOOL bLineReserve =
- m_Param.dwLayoutStyles & FDE_TEXTEDITLAYOUT_LineReserve;
- if (bLineReserve) {
- if (m_nCaretPage == 0) {
- return FALSE;
- }
- } else {
- if (m_nCaretPage == CountPages() - 1) {
- return FALSE;
- }
- }
- if (bLineReserve) {
- m_nCaretPage--;
- } else {
- m_nCaretPage++;
- }
- ptCaret.x -= rtContent.right();
- IFDE_TxtEdtPage* pCurPage = GetPage(m_nCaretPage);
- ptCaret.x += pCurPage->GetContentsBox().left;
- }
- } else {
- ptCaret.x = m_fCaretPosReserve;
- ptCaret.y = m_rtCaret.top + m_rtCaret.height / 2 + m_Param.fLineSpace;
- if (ptCaret.y >= rtContent.bottom()) {
- if (m_nCaretPage == CountPages() - 1) {
- return FALSE;
- }
- ptCaret.y -= rtContent.bottom();
- m_nCaretPage++;
- IFDE_TxtEdtPage* pCurPage = GetPage(m_nCaretPage);
- ptCaret.y += pCurPage->GetContentsBox().top;
- }
- }
- return TRUE;
-}
-FX_BOOL CFDE_TxtEdtEngine::MoveLineStart() {
- int32_t nIndex = m_bBefore ? m_nCaret : m_nCaret - 1;
- FDE_TXTEDTPARAGPOS ParagPos;
- TextPos2ParagPos(nIndex, ParagPos);
- CFDE_TxtEdtParag* pParag = m_ParagPtrArray[ParagPos.nParagIndex];
- pParag->LoadParag();
- int32_t nLineCount = pParag->GetLineCount();
- int32_t i = 0;
- int32_t nStart = 0;
- int32_t nCount = 0;
- for (; i < nLineCount; i++) {
- pParag->GetLineRange(i, nStart, nCount);
- if (nIndex >= nStart && nIndex < nStart + nCount) {
- break;
- }
- }
- UpdateCaretRect(nStart, TRUE);
- pParag->UnloadParag();
- return TRUE;
-}
-FX_BOOL CFDE_TxtEdtEngine::MoveLineEnd() {
- int32_t nIndex = m_bBefore ? m_nCaret : m_nCaret - 1;
- FDE_TXTEDTPARAGPOS ParagPos;
- TextPos2ParagPos(nIndex, ParagPos);
- CFDE_TxtEdtParag* pParag = m_ParagPtrArray[ParagPos.nParagIndex];
- pParag->LoadParag();
- int32_t nLineCount = pParag->GetLineCount();
- int32_t i = 0;
- int32_t nStart = 0;
- int32_t nCount = 0;
- for (; i < nLineCount; i++) {
- pParag->GetLineRange(i, nStart, nCount);
- if (nIndex >= nStart && nIndex < nStart + nCount) {
- break;
- }
- }
- nIndex = nStart + nCount - 1;
- ASSERT(nIndex <= GetTextBufLength());
- FX_WCHAR wChar = m_pTxtBuf->GetCharByIndex(nIndex);
- FX_BOOL bBefore = FALSE;
- if (nIndex <= GetTextBufLength()) {
- if (wChar == L'\r') {
- bBefore = TRUE;
- } else if (wChar == L'\n' && nIndex > nStart) {
- bBefore = TRUE;
- nIndex--;
- wChar = m_pTxtBuf->GetCharByIndex(nIndex);
- if (wChar != L'\r') {
- nIndex++;
- }
- }
- }
- UpdateCaretRect(nIndex, bBefore);
- pParag->UnloadParag();
- return TRUE;
-}
-FX_BOOL CFDE_TxtEdtEngine::MoveParagStart() {
- int32_t nIndex = m_bBefore ? m_nCaret : m_nCaret - 1;
- FDE_TXTEDTPARAGPOS ParagPos;
- TextPos2ParagPos(nIndex, ParagPos);
- CFDE_TxtEdtParag* pParag = m_ParagPtrArray[ParagPos.nParagIndex];
- UpdateCaretRect(pParag->GetStartIndex(), TRUE);
- return TRUE;
-}
-FX_BOOL CFDE_TxtEdtEngine::MoveParagEnd() {
- int32_t nIndex = m_bBefore ? m_nCaret : m_nCaret - 1;
- FDE_TXTEDTPARAGPOS ParagPos;
- TextPos2ParagPos(nIndex, ParagPos);
- CFDE_TxtEdtParag* pParag = m_ParagPtrArray[ParagPos.nParagIndex];
- nIndex = pParag->GetStartIndex() + pParag->GetTextLength() - 1;
- FX_WCHAR wChar = m_pTxtBuf->GetCharByIndex(nIndex);
- if (wChar == L'\n' && nIndex > 0) {
- nIndex--;
- wChar = m_pTxtBuf->GetCharByIndex(nIndex);
- if (wChar != L'\r') {
- nIndex++;
- }
- }
- UpdateCaretRect(nIndex, TRUE);
- return TRUE;
-}
-FX_BOOL CFDE_TxtEdtEngine::MoveHome() {
- UpdateCaretRect(0, TRUE);
- return TRUE;
-}
-FX_BOOL CFDE_TxtEdtEngine::MoveEnd() {
- UpdateCaretRect(GetTextBufLength(), TRUE);
- return TRUE;
-}
-
-FX_BOOL CFDE_TxtEdtEngine::IsFitArea(CFX_WideString& wsText) {
- std::unique_ptr<CFDE_TextOut> pTextOut(new CFDE_TextOut);
- pTextOut->SetLineSpace(m_Param.fLineSpace);
- pTextOut->SetFont(m_Param.pFont);
- pTextOut->SetFontSize(m_Param.fFontSize);
- CFX_RectF rcText;
- FXSYS_memset(&rcText, 0, sizeof(rcText));
- uint32_t dwStyle = 0;
- if (!(m_Param.dwMode & FDE_TEXTEDITMODE_MultiLines)) {
- dwStyle |= FDE_TTOSTYLE_SingleLine;
- }
- if (m_Param.dwMode & FDE_TEXTEDITMODE_AutoLineWrap) {
- dwStyle |= FDE_TTOSTYLE_LineWrap;
- rcText.width = m_Param.fPlateWidth;
- } else {
- rcText.width = 65535;
- }
- pTextOut->SetStyles(dwStyle);
- wsText += L"\n";
- pTextOut->CalcLogicSize(wsText.c_str(), wsText.GetLength(), rcText);
- wsText.Delete(wsText.GetLength() - 1);
- if ((m_Param.dwMode & FDE_TEXTEDITMODE_LimitArea_Horz) &&
- (rcText.width > m_Param.fPlateWidth)) {
- return FALSE;
- }
- if ((m_Param.dwMode & FDE_TEXTEDITMODE_LimitArea_Vert) &&
- (rcText.height > m_Param.fLineSpace * m_Param.nLineCount)) {
- return FALSE;
- }
- return TRUE;
-}
-void CFDE_TxtEdtEngine::UpdateCaretRect(int32_t nIndex, FX_BOOL bBefore) {
- MovePage2Char(nIndex);
- GetCaretRect(m_rtCaret, m_nCaretPage, nIndex, bBefore);
- m_nCaret = nIndex;
- m_bBefore = bBefore;
- if (!m_bBefore) {
- m_nCaret++;
- m_bBefore = TRUE;
- }
- m_fCaretPosReserve = (m_Param.dwLayoutStyles & FDE_TEXTEDITLAYOUT_DocVertical)
- ? m_rtCaret.top
- : m_rtCaret.left;
- m_Param.pEventSink->On_CaretChanged(this, m_nCaretPage, 0);
-}
-void CFDE_TxtEdtEngine::GetCaretRect(CFX_RectF& rtCaret,
- int32_t nPageIndex,
- int32_t nCaret,
- FX_BOOL bBefore) {
- IFDE_TxtEdtPage* pPage = m_PagePtrArray[m_nCaretPage];
- m_Param.pEventSink->On_PageLoad(this, m_nCaretPage, 0);
- FX_BOOL bCombText = m_Param.dwLayoutStyles & FDE_TEXTEDITLAYOUT_CombText;
- int32_t nIndexInpage = nCaret - pPage->GetCharStart();
- if (bBefore && bCombText && nIndexInpage > 0) {
- nIndexInpage--;
- bBefore = FALSE;
- }
- int32_t nBIDILevel = pPage->GetCharRect(nIndexInpage, rtCaret, bCombText);
- if (m_Param.dwLayoutStyles & FDE_TEXTEDITLAYOUT_DocVertical) {
- if ((!FX_IsOdd(nBIDILevel) && !bBefore) ||
- (FX_IsOdd(nBIDILevel) && bBefore)) {
- rtCaret.Offset(0, rtCaret.height - 1.0f);
- }
- if (rtCaret.height == 0 && rtCaret.top > 1.0f) {
- rtCaret.top -= 1.0f;
- }
- rtCaret.height = 1.0f;
- } else {
- if ((!FX_IsOdd(nBIDILevel) && !bBefore) ||
- (FX_IsOdd(nBIDILevel) && bBefore)) {
- rtCaret.Offset(rtCaret.width - 1.0f, 0);
- }
- if (rtCaret.width == 0 && rtCaret.left > 1.0f) {
- rtCaret.left -= 1.0f;
- }
- rtCaret.width = 1.0f;
- }
- m_Param.pEventSink->On_PageUnload(this, m_nCaretPage, 0);
-}
-void CFDE_TxtEdtEngine::UpdateCaretIndex(const CFX_PointF& ptCaret) {
- IFDE_TxtEdtPage* pPage = m_PagePtrArray[m_nCaretPage];
- m_Param.pEventSink->On_PageLoad(this, m_nCaretPage, 0);
- m_nCaret = pPage->GetCharIndex(ptCaret, m_bBefore);
- GetCaretRect(m_rtCaret, m_nCaretPage, m_nCaret, m_bBefore);
- if (!m_bBefore) {
- m_nCaret++;
- m_bBefore = TRUE;
- }
- m_Param.pEventSink->On_CaretChanged(this, m_nCaretPage);
- m_Param.pEventSink->On_PageUnload(this, m_nCaretPage, 0);
-}
-FX_BOOL CFDE_TxtEdtEngine::IsSelect() {
- return m_SelRangePtrArr.GetSize() > 0;
-}
-void CFDE_TxtEdtEngine::DeleteSelect() {
- int32_t nCountRange = CountSelRanges();
- if (nCountRange > 0) {
- int32_t nSelStart;
- int32_t nSelCount;
- while (nCountRange > 0) {
- nSelCount = GetSelRange(--nCountRange, nSelStart);
- delete m_SelRangePtrArr[nCountRange];
- m_SelRangePtrArr.RemoveAt(nCountRange);
- DeleteRange_DoRecord(nSelStart, nSelCount, TRUE);
- }
- ClearSelection();
- m_Param.pEventSink->On_TextChanged(this, m_ChangeInfo);
- m_Param.pEventSink->On_SelChanged(this);
- SetCaretPos(nSelStart, TRUE);
- return;
- }
-}
-
-CFDE_TxtEdtDoRecord_Insert::CFDE_TxtEdtDoRecord_Insert(
- CFDE_TxtEdtEngine* pEngine,
- int32_t nCaret,
- const FX_WCHAR* lpText,
- int32_t nLength)
- : m_pEngine(pEngine), m_nCaret(nCaret) {
- ASSERT(pEngine);
- FX_WCHAR* lpBuffer = m_wsInsert.GetBuffer(nLength);
- FXSYS_memcpy(lpBuffer, lpText, nLength * sizeof(FX_WCHAR));
- m_wsInsert.ReleaseBuffer();
-}
-
-CFDE_TxtEdtDoRecord_Insert::~CFDE_TxtEdtDoRecord_Insert() {}
-
-FX_BOOL CFDE_TxtEdtDoRecord_Insert::Undo() const {
- if (m_pEngine->IsSelect()) {
- m_pEngine->ClearSelection();
- }
- m_pEngine->Inner_DeleteRange(m_nCaret, m_wsInsert.GetLength());
- FDE_TXTEDTPARAMS& Param = m_pEngine->m_Param;
- m_pEngine->m_ChangeInfo.nChangeType = FDE_TXTEDT_TEXTCHANGE_TYPE_Delete;
- m_pEngine->m_ChangeInfo.wsDelete = m_wsInsert;
- Param.pEventSink->On_TextChanged(m_pEngine, m_pEngine->m_ChangeInfo);
- m_pEngine->SetCaretPos(m_nCaret, TRUE);
- return TRUE;
-}
-
-FX_BOOL CFDE_TxtEdtDoRecord_Insert::Redo() const {
- m_pEngine->Inner_Insert(m_nCaret, m_wsInsert.c_str(), m_wsInsert.GetLength());
- FDE_TXTEDTPARAMS& Param = m_pEngine->m_Param;
- m_pEngine->m_ChangeInfo.nChangeType = FDE_TXTEDT_TEXTCHANGE_TYPE_Insert;
- m_pEngine->m_ChangeInfo.wsDelete = m_wsInsert;
- Param.pEventSink->On_TextChanged(m_pEngine, m_pEngine->m_ChangeInfo);
- m_pEngine->SetCaretPos(m_nCaret, FALSE);
- return TRUE;
-}
-
-CFDE_TxtEdtDoRecord_DeleteRange::CFDE_TxtEdtDoRecord_DeleteRange(
- CFDE_TxtEdtEngine* pEngine,
- int32_t nIndex,
- int32_t nCaret,
- const CFX_WideString& wsRange,
- FX_BOOL bSel)
- : m_pEngine(pEngine),
- m_bSel(bSel),
- m_nIndex(nIndex),
- m_nCaret(nCaret),
- m_wsRange(wsRange) {
- ASSERT(pEngine);
-}
-
-CFDE_TxtEdtDoRecord_DeleteRange::~CFDE_TxtEdtDoRecord_DeleteRange() {}
-
-FX_BOOL CFDE_TxtEdtDoRecord_DeleteRange::Undo() const {
- if (m_pEngine->IsSelect()) {
- m_pEngine->ClearSelection();
- }
- m_pEngine->Inner_Insert(m_nIndex, m_wsRange.c_str(), m_wsRange.GetLength());
- if (m_bSel) {
- m_pEngine->AddSelRange(m_nIndex, m_wsRange.GetLength());
- }
- FDE_TXTEDTPARAMS& Param = m_pEngine->m_Param;
- m_pEngine->m_ChangeInfo.nChangeType = FDE_TXTEDT_TEXTCHANGE_TYPE_Insert;
- m_pEngine->m_ChangeInfo.wsDelete = m_wsRange;
- Param.pEventSink->On_TextChanged(m_pEngine, m_pEngine->m_ChangeInfo);
- m_pEngine->SetCaretPos(m_nCaret, TRUE);
- return TRUE;
-}
-
-FX_BOOL CFDE_TxtEdtDoRecord_DeleteRange::Redo() const {
- m_pEngine->Inner_DeleteRange(m_nIndex, m_wsRange.GetLength());
- if (m_bSel) {
- m_pEngine->RemoveSelRange(m_nIndex, m_wsRange.GetLength());
- }
- FDE_TXTEDTPARAMS& Param = m_pEngine->m_Param;
- m_pEngine->m_ChangeInfo.nChangeType = FDE_TXTEDT_TEXTCHANGE_TYPE_Insert;
- m_pEngine->m_ChangeInfo.wsDelete = m_wsRange;
- Param.pEventSink->On_TextChanged(m_pEngine, m_pEngine->m_ChangeInfo);
- m_pEngine->SetCaretPos(m_nIndex, TRUE);
- return TRUE;
-}