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 WXDLLEXPORT wxGenericValidator: public wxValidator
  20 {
  21 DECLARE_CLASS(wxGenericValidator)
  22 public:
  23   wxGenericValidator(bool* val);
  24   wxGenericValidator(int* val);
  25   wxGenericValidator(wxString* val);
  26   wxGenericValidator(wxArrayInt* val);
  27   wxGenericValidator(const wxGenericValidator& copyFrom);
  28
  29   virtual ~wxGenericValidator(){}
  30
  31   // Make a clone of this validator (or return NULL) - currently necessary
  32   // if you're passing a reference to a validator.
  33   // Another possibility is to always pass a pointer to a new validator
  34   // (so the calling code can use a copy constructor of the relevant class).
  35   virtual wxObject *Clone() const { return new wxGenericValidator(*this); }
  36   bool Copy(const wxGenericValidator& val);
  37
  38   // Called when the value in the window must be validated.
  39   // This function can pop up an error message.
  40   virtual bool Validate(wxWindow * WXUNUSED(parent)) { return true; }
  41
  42   // Called to transfer data to the window
  43   virtual bool TransferToWindow();
  44
  45   // Called to transfer data to the window
  46   virtual bool TransferFromWindow();
  47
  48 protected:
  49   void Initialize();
  50
  51   bool*       m_pBool;
  52   int*        m_pInt;
  53   wxString*   m_pString;
  54   wxArrayInt* m_pArrayInt;
  55
  56 private:
  57 // Cannot use
  58 //  DECLARE_NO_COPY_CLASS(wxGenericValidator)
  59 // because copy constructor is explicitly declared above;
  60 // but no copy assignment operator is defined, so declare
  61 // it private to prevent the compiler from defining it:
  62     wxGenericValidator& operator=(const wxGenericValidator&);
  63 };
  64
  65 #endif
  66   // wxUSE_VALIDATORS
  67
  68 #endif
  69   // _WX_VALGENH__