include/wx/valgen.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        valgen.h
   3 // Purpose:     wxGenericValidator class
   4 // Author:      Kevin Smith
   5 // Modified by:
   6 // Created:     Jan 22 1999
   7 // RCS-ID:
   8 // Copyright:   (c) 1999 Julian Smart (assigned from Kevin)
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _WX_VALGENH__
  13 #define _WX_VALGENH__
  14
  15 #include "wx/validate.h"
  16
  17 #if wxUSE_VALIDATORS
  18
  19 class WXDLLIMPEXP_FWD_BASE wxDateTime;
  20
  21 class WXDLLEXPORT wxGenericValidator: public wxValidator
  22 {
  23 DECLARE_CLASS(wxGenericValidator)
  24 public:
  25   wxGenericValidator(bool* val);
  26   wxGenericValidator(int* val);
  27   wxGenericValidator(wxString* val);
  28   wxGenericValidator(wxArrayInt* val);
  29 #if wxUSE_DATETIME
  30   wxGenericValidator(wxDateTime* val);
  31 #endif // wxUSE_DATETIME
  32   wxGenericValidator(const wxGenericValidator& copyFrom);
  33
  34   virtual ~wxGenericValidator(){}
  35
  36   // Make a clone of this validator (or return NULL) - currently necessary
  37   // if you're passing a reference to a validator.
  38   // Another possibility is to always pass a pointer to a new validator
  39   // (so the calling code can use a copy constructor of the relevant class).
  40   virtual wxObject *Clone() const { return new wxGenericValidator(*this); }
  41   bool Copy(const wxGenericValidator& val);
  42
  43   // Called when the value in the window must be validated.
  44   // This function can pop up an error message.
  45   virtual bool Validate(wxWindow * WXUNUSED(parent)) { return true; }
  46
  47   // Called to transfer data to the window
  48   virtual bool TransferToWindow();
  49
  50   // Called to transfer data to the window
  51   virtual bool TransferFromWindow();
  52
  53 protected:
  54   void Initialize();
  55
  56   bool*       m_pBool;
  57   int*        m_pInt;
  58   wxString*   m_pString;
  59   wxArrayInt* m_pArrayInt;
  60 #if wxUSE_DATETIME
  61   wxDateTime* m_pDateTime;
  62 #endif // wxUSE_DATETIME
  63
  64 private:
  65 // Cannot use
  66 //  DECLARE_NO_COPY_CLASS(wxGenericValidator)
  67 // because copy constructor is explicitly declared above;
  68 // but no copy assignment operator is defined, so declare
  69 // it private to prevent the compiler from defining it:
  70     wxGenericValidator& operator=(const wxGenericValidator&);
  71 };
  72
  73 #endif
  74   // wxUSE_VALIDATORS
  75
  76 #endif
  77   // _WX_VALGENH__