include/wx/msw/textctrl.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        textctrl.h
   3 // Purpose:     wxTextCtrl class
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     01/02/97
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _WX_TEXTCTRL_H_
  13 #define _WX_TEXTCTRL_H_
  14
  15 #ifdef __GNUG__
  16 #pragma interface "textctrl.h"
  17 #endif
  18
  19 #include "wx/control.h"
  20
  21 #if USE_IOSTREAMH
  22 #include <iostream.h>
  23 #else
  24 #include <iostream>
  25 #endif
  26
  27 WXDLLEXPORT_DATA(extern const char*) wxTextCtrlNameStr;
  28 WXDLLEXPORT_DATA(extern const char*) wxEmptyString;
  29
  30 // Single-line text item
  31 class WXDLLEXPORT wxTextCtrl: public wxControl
  32
  33 // 16-bit Borland 4.0 doesn't seem to allow multiple inheritance with wxWindow and streambuf:
  34 // it complains about deriving a huge class from the huge class streambuf. !!
  35 // Also, can't use streambuf if making or using a DLL :-(
  36
  37 #if (defined(__BORLANDC__) && !defined(__WIN32__)) || defined(__MWERKS__) || defined(_WINDLL) || defined(WXUSINGDLL) || defined(WXMAKINGDLL)
  38 #define NO_TEXT_WINDOW_STREAM
  39 #endif
  40
  41 #ifndef NO_TEXT_WINDOW_STREAM
  42 , public streambuf
  43 #endif
  44
  45 {
  46   DECLARE_DYNAMIC_CLASS(wxTextCtrl)
  47
  48 public:
  49   // creation
  50   // --------
  51   wxTextCtrl();
  52   inline wxTextCtrl(wxWindow *parent, wxWindowID id,
  53                     const wxString& value = wxEmptyString,
  54                     const wxPoint& pos = wxDefaultPosition,
  55                     const wxSize& size = wxDefaultSize, long style = 0,
  56                     const wxValidator& validator = wxDefaultValidator,
  57                     const wxString& name = wxTextCtrlNameStr)
  58 #ifndef NO_TEXT_WINDOW_STREAM
  59     :streambuf()
  60 #endif
  61   {
  62     Create(parent, id, value, pos, size, style, validator, name);
  63   }
  64
  65   bool Create(wxWindow *parent, wxWindowID id,
  66               const wxString& value = wxEmptyString,
  67               const wxPoint& pos = wxDefaultPosition,
  68               const wxSize& size = wxDefaultSize, long style = 0,
  69               const wxValidator& validator = wxDefaultValidator,
  70               const wxString& name = wxTextCtrlNameStr);
  71
  72   // accessors
  73   // ---------
  74   virtual wxString GetValue() const ;
  75   virtual void SetValue(const wxString& value);
  76
  77   virtual int GetLineLength(long lineNo) const;
  78   virtual wxString GetLineText(long lineNo) const;
  79   virtual int GetNumberOfLines() const;
  80
  81   // operations
  82   // ----------
  83   virtual void SetSize(int x, int y, int width, int height, int sizeFlags = wxSIZE_AUTO);
  84
  85   // Clipboard operations
  86   virtual void Copy();
  87   virtual void Cut();
  88   virtual void Paste();
  89
  90   virtual void SetInsertionPoint(long pos);
  91   virtual void SetInsertionPointEnd();
  92   virtual long GetInsertionPoint() const ;
  93   virtual long GetLastPosition() const ;
  94   virtual void Replace(long from, long to, const wxString& value);
  95   virtual void Remove(long from, long to);
  96   virtual void SetSelection(long from, long to);
  97   virtual void SetEditable(bool editable);
  98
  99   // streambuf implementation
 100 #ifndef NO_TEXT_WINDOW_STREAM
 101   int overflow(int i);
 102   int sync();
 103   int underflow();
 104 #endif
 105
 106   wxTextCtrl& operator<<(const wxString& s);
 107   wxTextCtrl& operator<<(int i);
 108   wxTextCtrl& operator<<(long i);
 109   wxTextCtrl& operator<<(float f);
 110   wxTextCtrl& operator<<(double d);
 111   wxTextCtrl& operator<<(const char c);
 112
 113   virtual bool LoadFile(const wxString& file);
 114   virtual bool SaveFile(const wxString& file);
 115   virtual void WriteText(const wxString& text);
 116   virtual void DiscardEdits();
 117   virtual bool IsModified() const;
 118
 119 #if WXWIN_COMPATIBILITY
 120   inline bool Modified() const { return IsModified(); }
 121 #endif
 122
 123   virtual long XYToPosition(long x, long y) const ;
 124   virtual void PositionToXY(long pos, long *x, long *y) const ;
 125   virtual void ShowPosition(long pos);
 126   virtual void Clear();
 127
 128   // callbacks
 129   // ---------
 130   void OnDropFiles(wxDropFilesEvent& event);
 131   void OnChar(wxKeyEvent& event); // Process 'enter' if required
 132   void OnEraseBackground(wxEraseEvent& event);
 133
 134   // Implementation
 135   // --------------
 136   virtual void Command(wxCommandEvent& event);
 137   virtual bool MSWCommand(WXUINT param, WXWORD id);
 138   inline bool IsRich() const { return m_isRich; }
 139   inline void SetRichEdit(bool isRich) { m_isRich = isRich; }
 140   virtual WXHBRUSH OnCtlColor(WXHDC pDC, WXHWND pWnd, WXUINT nCtlColor,
 141                               WXUINT message, WXWPARAM wParam,
 142                               WXLPARAM lParam);
 143
 144   virtual void AdoptAttributesFromHWND();
 145   virtual void SetupColours();
 146   virtual long MSWGetDlgCode();
 147
 148 protected:
 149   bool      m_isRich; // Are we using rich text edit to implement this?
 150   wxString  m_fileName;
 151
 152   DECLARE_EVENT_TABLE()
 153 };
 154
 155 #endif
 156     // _WX_TEXTCTRL_H_