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// Copyright 2018 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
#ifndef XFA_FXFA_CXFA_FFDROPDOWN_H_
#define XFA_FXFA_CXFA_FFDROPDOWN_H_
#include "core/fxcrt/widestring.h"
#include "xfa/fxfa/cxfa_fffield.h"
class CXFA_FFComboBox;
class CXFA_FFDropDown : public CXFA_FFField {
public:
CONSTRUCT_VIA_MAKE_GARBAGE_COLLECTED;
~CXFA_FFDropDown() override;
// CXFA_FFField:
CXFA_FFDropDown* AsDropDown() override;
virtual void InsertItem(const WideString& wsLabel, int32_t nIndex) = 0;
virtual void DeleteItem(int32_t nIndex) = 0;
virtual CXFA_FFComboBox* AsComboBox();
protected:
explicit CXFA_FFDropDown(CXFA_Node* pNode);
};
inline CXFA_FFComboBox* ToComboBox(CXFA_FFDropDown* pDropDown) {
return pDropDown ? pDropDown->AsComboBox() : nullptr;
}
#endif // XFA_FXFA_CXFA_FFDROPDOWN_H_