include/wx/valtext.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        valtext.h
   3 // Purpose:     wxTextValidator class
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     29/01/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) 1998 Julian Smart
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _WX_VALTEXTH__
  13 #define _WX_VALTEXTH__
  14
  15 #include "wx/defs.h"
  16
  17 #if wxUSE_VALIDATORS && wxUSE_TEXTCTRL
  18
  19 #include "wx/textctrl.h"
  20 #include "wx/validate.h"
  21
  22 #define wxFILTER_NONE           0x0000
  23 #define wxFILTER_ASCII          0x0001
  24 #define wxFILTER_ALPHA          0x0002
  25 #define wxFILTER_ALPHANUMERIC   0x0004
  26 #define wxFILTER_NUMERIC        0x0008
  27 #define wxFILTER_INCLUDE_LIST   0x0010
  28 #define wxFILTER_EXCLUDE_LIST   0x0020
  29 #define wxFILTER_INCLUDE_CHAR_LIST 0x0040
  30 #define wxFILTER_EXCLUDE_CHAR_LIST 0x0080
  31
  32 class WXDLLEXPORT wxTextValidator: public wxValidator
  33 {
  34 DECLARE_DYNAMIC_CLASS(wxTextValidator)
  35 public:
  36
  37     wxTextValidator(long style = wxFILTER_NONE, wxString *val = 0);
  38     wxTextValidator(const wxTextValidator& val);
  39
  40     virtual ~wxTextValidator(){}
  41
  42     // Make a clone of this validator (or return NULL) - currently necessary
  43     // if you're passing a reference to a validator.
  44     // Another possibility is to always pass a pointer to a new validator
  45     // (so the calling code can use a copy constructor of the relevant class).
  46     virtual wxObject *Clone() const { return new wxTextValidator(*this); }
  47     bool Copy(const wxTextValidator& val);
  48
  49     // Called when the value in the window must be validated.
  50     // This function can pop up an error message.
  51     virtual bool Validate(wxWindow *parent);
  52
  53     // Called to transfer data to the window
  54     virtual bool TransferToWindow();
  55
  56     // Called to transfer data from the window
  57     virtual bool TransferFromWindow();
  58
  59     // ACCESSORS
  60     inline long GetStyle() const { return m_validatorStyle; }
  61     inline void SetStyle(long style) { m_validatorStyle = style; }
  62
  63
  64     void SetIncludes(const wxArrayString& includes) { m_includes = includes; }
  65     inline wxArrayString& GetIncludes() { return m_includes; }
  66
  67     void SetExcludes(const wxArrayString& excludes) { m_excludes = excludes; }
  68     inline wxArrayString& GetExcludes() { return m_excludes; }
  69
  70     bool IsInCharIncludes(const wxString& val);
  71     bool IsNotInCharExcludes(const wxString& val);
  72
  73     // Filter keystrokes
  74     void OnChar(wxKeyEvent& event);
  75
  76
  77 DECLARE_EVENT_TABLE()
  78
  79 protected:
  80     long            m_validatorStyle;
  81     wxString *      m_stringValue;
  82     wxArrayString   m_includes;
  83     wxArrayString   m_excludes;
  84
  85     bool CheckValidator() const
  86     {
  87         wxCHECK_MSG( m_validatorWindow, false,
  88                      _T("No window associated with validator") );
  89         wxCHECK_MSG( m_validatorWindow->IsKindOf(CLASSINFO(wxTextCtrl)), false,
  90                      _T("wxTextValidator is only for wxTextCtrl's") );
  91
  92         return true;
  93     }
  94
  95 private:
  96 // Cannot use
  97 //  DECLARE_NO_COPY_CLASS(wxTextValidator)
  98 // because copy constructor is explicitly declared above;
  99 // but no copy assignment operator is defined, so declare
 100 // it private to prevent the compiler from defining it:
 101     wxTextValidator& operator=(const wxTextValidator&);
 102 };
 103
 104 #endif
 105   // wxUSE_VALIDATORS && wxUSE_TEXTCTRL
 106
 107 #endif
 108   // _WX_VALTEXTH__