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 and Markus Holzem
   9 // Licence:     wxWindows license
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef __TEXTCTRLH__
  13 #define __TEXTCTRLH__
  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  protected:
  49   wxString fileName;
  50  public:
  51   wxTextCtrl(void);
  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   virtual wxString GetValue(void) const ;
  73   virtual void SetValue(const wxString& value);
  74   virtual void SetSize(int x, int y, int width, int height, int sizeFlags = wxSIZE_AUTO);
  75
  76   // Clipboard operations
  77   virtual void Copy(void);
  78   virtual void Cut(void);
  79   virtual void Paste(void);
  80
  81   virtual void SetInsertionPoint(long pos);
  82   virtual void SetInsertionPointEnd(void);
  83   virtual long GetInsertionPoint(void) const ;
  84   virtual long GetLastPosition(void) const ;
  85   virtual void Replace(long from, long to, const wxString& value);
  86   virtual void Remove(long from, long to);
  87   virtual void SetSelection(long from, long to);
  88
  89   virtual void Command(wxCommandEvent& event);
  90
  91   virtual void SetEditable(bool editable);
  92
  93 #ifndef NO_TEXT_WINDOW_STREAM
  94   int overflow(int i);
  95   int sync(void);
  96   int underflow(void);
  97 #endif
  98
  99   void OnDropFiles(wxDropFilesEvent& event);
 100
 101   wxTextCtrl& operator<<(const wxString& s);
 102   wxTextCtrl& operator<<(int i);
 103   wxTextCtrl& operator<<(long i);
 104   wxTextCtrl& operator<<(float f);
 105   wxTextCtrl& operator<<(double d);
 106   wxTextCtrl& operator<<(const char c);
 107
 108   virtual bool LoadFile(const wxString& file);
 109   virtual bool SaveFile(const wxString& file);
 110   virtual void WriteText(const wxString& text);
 111   virtual void DiscardEdits(void);
 112   virtual bool IsModified(void) const;
 113
 114 #if WXWIN_COMPATIBILITY
 115   inline bool Modified(void) const { return IsModified(); }
 116 #endif
 117
 118   virtual long XYToPosition(long x, long y) const ;
 119   virtual void PositionToXY(long pos, long *x, long *y) const ;
 120   virtual void ShowPosition(long pos);
 121   virtual int GetLineLength(long lineNo) const ;
 122   virtual wxString GetLineText(long lineNo) const ;
 123   virtual int GetNumberOfLines(void) const ;
 124   virtual void Clear(void);
 125
 126   // Process special keys e.g. 'enter' and process as if it were a command, if required
 127   void OnChar(wxKeyEvent& event);
 128
 129   void OnEraseBackground(wxEraseEvent& event);
 130
 131   // Implementation
 132   virtual bool MSWCommand(WXUINT param, WXWORD id);
 133   inline bool IsRich(void) { return m_isRich; }
 134   inline void SetRichEdit(bool isRich) { m_isRich = isRich; }
 135   virtual WXHBRUSH OnCtlColor(WXHDC pDC, WXHWND pWnd, WXUINT nCtlColor,
 136                         WXUINT message, WXWPARAM wParam, WXLPARAM lParam);
 137
 138   virtual long MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam);
 139   virtual void AdoptAttributesFromHWND(void);
 140   virtual void SetupColours(void);
 141
 142 protected:
 143    bool      m_isRich; // Are we using rich text edit to implement this?
 144
 145 DECLARE_EVENT_TABLE()
 146 };
 147
 148 #endif
 149     // __TEXTCTRLH__