1// Copyright 2016 PDFium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
6
7#include "xfa/fde/cfde_txtedtdorecord_deleterange.h"
8
9#include "xfa/fde/cfde_txtedtengine.h"
10#include "xfa/fwl/cfwl_edit.h"
11
12CFDE_TxtEdtDoRecord_DeleteRange::CFDE_TxtEdtDoRecord_DeleteRange(
13    CFDE_TxtEdtEngine* pEngine,
14    int32_t nIndex,
15    int32_t nCaret,
16    const CFX_WideString& wsRange,
17    bool bSel)
18    : m_pEngine(pEngine),
19      m_bSel(bSel),
20      m_nIndex(nIndex),
21      m_nCaret(nCaret),
22      m_wsRange(wsRange) {
23  ASSERT(pEngine);
24}
25
26CFDE_TxtEdtDoRecord_DeleteRange::~CFDE_TxtEdtDoRecord_DeleteRange() {}
27
28bool CFDE_TxtEdtDoRecord_DeleteRange::Undo() const {
29  if (m_pEngine->IsSelect())
30    m_pEngine->ClearSelection();
31
32  m_pEngine->Inner_Insert(m_nIndex, m_wsRange.c_str(), m_wsRange.GetLength());
33  if (m_bSel)
34    m_pEngine->AddSelRange(m_nIndex, m_wsRange.GetLength());
35
36  FDE_TXTEDTPARAMS& Param = m_pEngine->m_Param;
37  m_pEngine->m_ChangeInfo.nChangeType = FDE_TXTEDT_TEXTCHANGE_TYPE_Insert;
38  m_pEngine->m_ChangeInfo.wsDelete = m_wsRange;
39  Param.pEventSink->OnTextChanged(m_pEngine->m_ChangeInfo);
40  m_pEngine->SetCaretPos(m_nCaret, true);
41  return true;
42}
43
44bool CFDE_TxtEdtDoRecord_DeleteRange::Redo() const {
45  m_pEngine->Inner_DeleteRange(m_nIndex, m_wsRange.GetLength());
46  if (m_bSel)
47    m_pEngine->RemoveSelRange(m_nIndex, m_wsRange.GetLength());
48
49  FDE_TXTEDTPARAMS& Param = m_pEngine->m_Param;
50  m_pEngine->m_ChangeInfo.nChangeType = FDE_TXTEDT_TEXTCHANGE_TYPE_Insert;
51  m_pEngine->m_ChangeInfo.wsDelete = m_wsRange;
52  Param.pEventSink->OnTextChanged(m_pEngine->m_ChangeInfo);
53  m_pEngine->SetCaretPos(m_nIndex, true);
54  return true;
55}
56