1 files changed, 47 insertions, 0 deletions
diff --git a/xfa/fde/cfde_txtedtdorecord_insert.cpp b/xfa/fde/cfde_txtedtdorecord_insert.cpp
new file mode 100644
index 0000000000..1505d14f95
--- /dev/null
+++ b/xfa/fde/cfde_txtedtdorecord_insert.cpp
@@ -0,0 +1,47 @@
+// Copyright 2016 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/fde/cfde_txtedtdorecord_insert.h"
+
+#include "xfa/fde/cfde_txtedtengine.h"
+#include "xfa/fwl/basewidget/fwl_editimp.h"
+
+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;
+}