1 // Copyright 2016 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 CORE_FPDFDOC_IPDF_FORMNOTIFY_H_ 8 #define CORE_FPDFDOC_IPDF_FORMNOTIFY_H_ 9 10 #include "core/fxcrt/fx_string.h" 11 12 class CPDF_FormField; 13 class CPDF_InterForm; 14 15 class IPDF_FormNotify { 16 public: ~IPDF_FormNotify()17 virtual ~IPDF_FormNotify() {} 18 19 virtual int BeforeValueChange(CPDF_FormField* pField, 20 const WideString& csValue) = 0; 21 virtual void AfterValueChange(CPDF_FormField* pField) = 0; 22 virtual int BeforeSelectionChange(CPDF_FormField* pField, 23 const WideString& csValue) = 0; 24 virtual void AfterSelectionChange(CPDF_FormField* pField) = 0; 25 virtual void AfterCheckedStatusChange(CPDF_FormField* pField) = 0; 26 virtual int BeforeFormReset(CPDF_InterForm* pForm) = 0; 27 virtual void AfterFormReset(CPDF_InterForm* pForm) = 0; 28 virtual int BeforeFormImportData(CPDF_InterForm* pForm) = 0; 29 virtual void AfterFormImportData(CPDF_InterForm* pForm) = 0; 30 }; 31 32 #endif // CORE_FPDFDOC_IPDF_FORMNOTIFY_H_ 33