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_insert.h"
8
9 #include "xfa/fde/cfde_txtedtengine.h"
10 #include "xfa/fwl/cfwl_edit.h"
11
CFDE_TxtEdtDoRecord_Insert(CFDE_TxtEdtEngine * pEngine,int32_t nCaret,const FX_WCHAR * lpText,int32_t nLength)12 CFDE_TxtEdtDoRecord_Insert::CFDE_TxtEdtDoRecord_Insert(
13 CFDE_TxtEdtEngine* pEngine,
14 int32_t nCaret,
15 const FX_WCHAR* lpText,
16 int32_t nLength)
17 : m_pEngine(pEngine), m_nCaret(nCaret) {
18 ASSERT(pEngine);
19 FX_WCHAR* lpBuffer = m_wsInsert.GetBuffer(nLength);
20 FXSYS_memcpy(lpBuffer, lpText, nLength * sizeof(FX_WCHAR));
21 m_wsInsert.ReleaseBuffer();
22 }
23
~CFDE_TxtEdtDoRecord_Insert()24 CFDE_TxtEdtDoRecord_Insert::~CFDE_TxtEdtDoRecord_Insert() {}
25
Undo() const26 bool CFDE_TxtEdtDoRecord_Insert::Undo() const {
27 if (m_pEngine->IsSelect())
28 m_pEngine->ClearSelection();
29
30 m_pEngine->Inner_DeleteRange(m_nCaret, m_wsInsert.GetLength());
31 FDE_TXTEDTPARAMS& Param = m_pEngine->m_Param;
32 m_pEngine->m_ChangeInfo.nChangeType = FDE_TXTEDT_TEXTCHANGE_TYPE_Delete;
33 m_pEngine->m_ChangeInfo.wsDelete = m_wsInsert;
34 Param.pEventSink->OnTextChanged(m_pEngine->m_ChangeInfo);
35 m_pEngine->SetCaretPos(m_nCaret, true);
36 return true;
37 }
38
Redo() const39 bool CFDE_TxtEdtDoRecord_Insert::Redo() const {
40 m_pEngine->Inner_Insert(m_nCaret, m_wsInsert.c_str(), m_wsInsert.GetLength());
41 FDE_TXTEDTPARAMS& Param = m_pEngine->m_Param;
42 m_pEngine->m_ChangeInfo.nChangeType = FDE_TXTEDT_TEXTCHANGE_TYPE_Insert;
43 m_pEngine->m_ChangeInfo.wsDelete = m_wsInsert;
44 Param.pEventSink->OnTextChanged(m_pEngine->m_ChangeInfo);
45 m_pEngine->SetCaretPos(m_nCaret, false);
46 return true;
47 }
48