1 // Copyright 2014 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 FPDFSDK_FORMFILLER_CFFL_COMBOBOX_H_
8 #define FPDFSDK_FORMFILLER_CFFL_COMBOBOX_H_
9 
10 #include "core/fxcrt/fx_string.h"
11 #include "fpdfsdk/formfiller/cffl_formfiller.h"
12 
13 class CBA_FontMap;
14 
15 struct FFL_ComboBoxState {
16   int nIndex;
17   int nStart;
18   int nEnd;
19   CFX_WideString sValue;
20 };
21 
22 class CFFL_ComboBox : public CFFL_FormFiller, public IPWL_FocusHandler {
23  public:
24   CFFL_ComboBox(CPDFSDK_FormFillEnvironment* pApp, CPDFSDK_Annot* pWidget);
25   ~CFFL_ComboBox() override;
26 
27   // CFFL_FormFiller:
28   PWL_CREATEPARAM GetCreateParam() override;
29   CPWL_Wnd* NewPDFWindow(const PWL_CREATEPARAM& cp,
30                          CPDFSDK_PageView* pPageView) override;
31   bool OnChar(CPDFSDK_Annot* pAnnot, uint32_t nChar, uint32_t nFlags) override;
32   bool IsDataChanged(CPDFSDK_PageView* pPageView) override;
33   void SaveData(CPDFSDK_PageView* pPageView) override;
34   void GetActionData(CPDFSDK_PageView* pPageView,
35                      CPDF_AAction::AActionType type,
36                      PDFSDK_FieldAction& fa) override;
37   void SetActionData(CPDFSDK_PageView* pPageView,
38                      CPDF_AAction::AActionType type,
39                      const PDFSDK_FieldAction& fa) override;
40   bool IsActionDataChanged(CPDF_AAction::AActionType type,
41                            const PDFSDK_FieldAction& faOld,
42                            const PDFSDK_FieldAction& faNew) override;
43   void SaveState(CPDFSDK_PageView* pPageView) override;
44   void RestoreState(CPDFSDK_PageView* pPageView) override;
45   CPWL_Wnd* ResetPDFWindow(CPDFSDK_PageView* pPageView,
46                            bool bRestoreValue) override;
47 
48   // IPWL_FocusHandler:
49   void OnSetFocus(CPWL_Wnd* pWnd) override;
50 
51 #ifdef PDF_ENABLE_XFA
52   // CFFL_FormFiller:
53   bool IsFieldFull(CPDFSDK_PageView* pPageView) override;
54 #endif  // PDF_ENABLE_XFA
55 
56  private:
57   CFX_WideString GetSelectExportText();
58 
59   CBA_FontMap* m_pFontMap;
60   FFL_ComboBoxState m_State;
61 };
62 
63 #endif  // FPDFSDK_FORMFILLER_CFFL_COMBOBOX_H_
64