// Copyright 2016 PDFium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
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#include "xfa/fde/cfde_txtedtdorecord_insert.h"
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#include "xfa/fde/cfde_txtedtengine.h"
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#include "xfa/fwl/basewidget/fwl_editimp.h"
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CFDE_TxtEdtDoRecord_Insert::CFDE_TxtEdtDoRecord_Insert(
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CFDE_TxtEdtEngine* pEngine,
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int32_t nCaret,
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const FX_WCHAR* lpText,
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int32_t nLength)
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: m_pEngine(pEngine), m_nCaret(nCaret) {
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ASSERT(pEngine);
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FX_WCHAR* lpBuffer = m_wsInsert.GetBuffer(nLength);
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FXSYS_memcpy(lpBuffer, lpText, nLength * sizeof(FX_WCHAR));
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m_wsInsert.ReleaseBuffer();
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}
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CFDE_TxtEdtDoRecord_Insert::~CFDE_TxtEdtDoRecord_Insert() {}
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FX_BOOL CFDE_TxtEdtDoRecord_Insert::Undo() const {
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if (m_pEngine->IsSelect())
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m_pEngine->ClearSelection();
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m_pEngine->Inner_DeleteRange(m_nCaret, m_wsInsert.GetLength());
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FDE_TXTEDTPARAMS& Param = m_pEngine->m_Param;
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m_pEngine->m_ChangeInfo.nChangeType = FDE_TXTEDT_TEXTCHANGE_TYPE_Delete;
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m_pEngine->m_ChangeInfo.wsDelete = m_wsInsert;
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Param.pEventSink->On_TextChanged(m_pEngine, m_pEngine->m_ChangeInfo);
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m_pEngine->SetCaretPos(m_nCaret, TRUE);
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return TRUE;
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}
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FX_BOOL CFDE_TxtEdtDoRecord_Insert::Redo() const {
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m_pEngine->Inner_Insert(m_nCaret, m_wsInsert.c_str(), m_wsInsert.GetLength());
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FDE_TXTEDTPARAMS& Param = m_pEngine->m_Param;
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m_pEngine->m_ChangeInfo.nChangeType = FDE_TXTEDT_TEXTCHANGE_TYPE_Insert;
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m_pEngine->m_ChangeInfo.wsDelete = m_wsInsert;
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Param.pEventSink->On_TextChanged(m_pEngine, m_pEngine->m_ChangeInfo);
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m_pEngine->SetCaretPos(m_nCaret, FALSE);
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return TRUE;
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}
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