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 wxUSE_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(__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 = wxTE_PROCESS_TAB,
  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   void SetSize(const wxRect& rect, int sizeFlags = wxSIZE_AUTO)
  85     { wxWindow::SetSize(rect, sizeFlags); }
  86   void SetSize(const wxSize& size) { wxWindow::SetSize(size); }
  87
  88   // Clipboard operations
  89   virtual void Copy();
  90   virtual void Cut();
  91   virtual void Paste();
  92
  93   virtual void SetInsertionPoint(long pos);
  94   virtual void SetInsertionPointEnd();
  95   virtual long GetInsertionPoint() const ;
  96   virtual long GetLastPosition() const ;
  97   virtual void Replace(long from, long to, const wxString& value);
  98   virtual void Remove(long from, long to);
  99   virtual void SetSelection(long from, long to);
 100   virtual void SetEditable(bool editable);
 101
 102   // streambuf implementation
 103 #ifndef NO_TEXT_WINDOW_STREAM
 104   int overflow(int i);
 105   int sync();
 106   int underflow();
 107 #endif
 108
 109   wxTextCtrl& operator<<(const wxString& s);
 110   wxTextCtrl& operator<<(int i);
 111   wxTextCtrl& operator<<(long i);
 112   wxTextCtrl& operator<<(float f);
 113   wxTextCtrl& operator<<(double d);
 114   wxTextCtrl& operator<<(const char c);
 115
 116   virtual bool LoadFile(const wxString& file);
 117   virtual bool SaveFile(const wxString& file);
 118   virtual void WriteText(const wxString& text);
 119   virtual void DiscardEdits();
 120   virtual bool IsModified() const;
 121
 122 #if WXWIN_COMPATIBILITY
 123   inline bool Modified() const { return IsModified(); }
 124 #endif
 125
 126   virtual long XYToPosition(long x, long y) const ;
 127   virtual void PositionToXY(long pos, long *x, long *y) const ;
 128   virtual void ShowPosition(long pos);
 129   virtual void Clear();
 130
 131   // callbacks
 132   // ---------
 133   void OnDropFiles(wxDropFilesEvent& event);
 134   void OnChar(wxKeyEvent& event); // Process 'enter' if required
 135   void OnEraseBackground(wxEraseEvent& event);
 136
 137   // Implementation
 138   // --------------
 139   virtual void Command(wxCommandEvent& event);
 140   virtual bool MSWCommand(WXUINT param, WXWORD id);
 141   inline bool IsRich() const { return m_isRich; }
 142   inline void SetRichEdit(bool isRich) { m_isRich = isRich; }
 143   virtual WXHBRUSH OnCtlColor(WXHDC pDC, WXHWND pWnd, WXUINT nCtlColor,
 144                               WXUINT message, WXWPARAM wParam,
 145                               WXLPARAM lParam);
 146
 147   virtual void AdoptAttributesFromHWND();
 148   virtual void SetupColours();
 149   virtual long MSWGetDlgCode();
 150
 151 protected:
 152   bool      m_isRich; // Are we using rich text edit to implement this?
 153   wxString  m_fileName;
 154
 155   DECLARE_EVENT_TABLE()
 156 };
 157
 158 #endif
 159     // _WX_TEXTCTRL_H_