FORM_CanUndo function

  1. @Native<FPDF_BOOL Function(FPDF_FORMHANDLE, FPDF_PAGE)>(FPDF_FORMHANDLE, FPDF_PAGE)>()
int FORM_CanUndo(
  1. FPDF_FORMHANDLE hHandle,
  2. FPDF_PAGE page
)

Function: FORM_CanUndo Find out if it is possible for the current focused widget in a given form to perform an undo operation. Parameters: hHandle - Handle to the form fill module, as returned by FPDFDOC_InitFormFillEnvironment(). page - Handle to the page, as returned by FPDF_LoadPage(). Return Value: True if it is possible to undo.

Implementation

@ffi.Native<FPDF_BOOL Function(FPDF_FORMHANDLE, FPDF_PAGE)>()
external int FORM_CanUndo(FPDF_FORMHANDLE hHandle, FPDF_PAGE page);