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      1 // Copyright 2017 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 #ifndef XFA_FXFA_CXFA_FFLISTBOX_H_
      8 #define XFA_FXFA_CXFA_FFLISTBOX_H_
      9 
     10 #include "xfa/fxfa/cxfa_fffield.h"
     11 
     12 class CXFA_FFListBox : public CXFA_FFField {
     13  public:
     14   explicit CXFA_FFListBox(CXFA_Node* pNode);
     15   ~CXFA_FFListBox() override;
     16 
     17   // CXFA_FFField
     18   bool LoadWidget() override;
     19   bool OnKillFocus(CXFA_FFWidget* pNewWidget) override;
     20   void OnProcessMessage(CFWL_Message* pMessage) override;
     21   void OnProcessEvent(CFWL_Event* pEvent) override;
     22   void OnDrawWidget(CXFA_Graphics* pGraphics,
     23                     const CFX_Matrix& matrix) override;
     24   FormFieldType GetFormFieldType() override;
     25 
     26   void OnSelectChanged(CFWL_Widget* pWidget);
     27   void SetItemState(int32_t nIndex, bool bSelected);
     28   void InsertItem(const WideStringView& wsLabel, int32_t nIndex);
     29   void DeleteItem(int32_t nIndex);
     30 
     31  private:
     32   bool CommitData() override;
     33   bool UpdateFWLData() override;
     34   bool IsDataChanged() override;
     35 
     36   uint32_t GetAlignment();
     37 
     38   IFWL_WidgetDelegate* m_pOldDelegate;
     39 };
     40 
     41 #endif  // XFA_FXFA_CXFA_FFLISTBOX_H_
     42