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/setup.h"
  20 #include "wx/control.h"
  21
  22 #if wxUSE_IOSTREAMH
  23     #include <iostream.h>
  24 #else
  25     #include <iostream>
  26 #endif
  27
  28 #if defined(__WIN95__) && !defined(__TWIN32__)
  29     #define wxUSE_RICHEDIT 1
  30 #else
  31     #define wxUSE_RICHEDIT 0
  32 #endif
  33
  34 WXDLLEXPORT_DATA(extern const char*) wxTextCtrlNameStr;
  35 WXDLLEXPORT_DATA(extern const char*) wxEmptyString;
  36
  37 // Single-line text item
  38 class WXDLLEXPORT wxTextCtrl: public wxControl
  39
  40 // 16-bit Borland 4.0 doesn't seem to allow multiple inheritance with wxWindow and streambuf:
  41 // it complains about deriving a huge class from the huge class streambuf. !!
  42 // Also, can't use streambuf if making or using a DLL :-(
  43
  44 #if (defined(__BORLANDC__)) || defined(__MWERKS__) || defined(_WINDLL) || defined(WXUSINGDLL) || defined(WXMAKINGDLL)
  45 #define NO_TEXT_WINDOW_STREAM
  46 #endif
  47
  48 #ifndef NO_TEXT_WINDOW_STREAM
  49 , public streambuf
  50 #endif
  51
  52 {
  53   DECLARE_DYNAMIC_CLASS(wxTextCtrl)
  54
  55 public:
  56   // creation
  57   // --------
  58   wxTextCtrl();
  59   inline wxTextCtrl(wxWindow *parent, wxWindowID id,
  60                     const wxString& value = wxEmptyString,
  61                     const wxPoint& pos = wxDefaultPosition,
  62                     const wxSize& size = wxDefaultSize, long style = 0,
  63                     const wxValidator& validator = wxDefaultValidator,
  64                     const wxString& name = wxTextCtrlNameStr)
  65 #ifndef NO_TEXT_WINDOW_STREAM
  66     :streambuf()
  67 #endif
  68   {
  69     Create(parent, id, value, pos, size, style, validator, name);
  70   }
  71
  72   bool Create(wxWindow *parent, wxWindowID id,
  73               const wxString& value = wxEmptyString,
  74               const wxPoint& pos = wxDefaultPosition,
  75               const wxSize& size = wxDefaultSize, long style = wxTE_PROCESS_TAB,
  76               const wxValidator& validator = wxDefaultValidator,
  77               const wxString& name = wxTextCtrlNameStr);
  78
  79   // accessors
  80   // ---------
  81   virtual wxString GetValue() const ;
  82   virtual void SetValue(const wxString& value);
  83
  84   virtual int GetLineLength(long lineNo) const;
  85   virtual wxString GetLineText(long lineNo) const;
  86   virtual int GetNumberOfLines() const;
  87
  88   // operations
  89   // ----------
  90   virtual void SetSize(int x, int y, int width, int height, int sizeFlags = wxSIZE_AUTO);
  91   void SetSize(const wxRect& rect, int sizeFlags = wxSIZE_AUTO)
  92     { wxWindow::SetSize(rect, sizeFlags); }
  93   void SetSize(const wxSize& size) { wxWindow::SetSize(size); }
  94
  95   // Clipboard operations
  96   virtual void Copy();
  97   virtual void Cut();
  98   virtual void Paste();
  99
 100   virtual void SetInsertionPoint(long pos);
 101   virtual void SetInsertionPointEnd();
 102   virtual long GetInsertionPoint() const ;
 103   virtual long GetLastPosition() const ;
 104   virtual void Replace(long from, long to, const wxString& value);
 105   virtual void Remove(long from, long to);
 106   virtual void SetSelection(long from, long to);
 107   virtual void SetEditable(bool editable);
 108
 109   // streambuf implementation
 110 #ifndef NO_TEXT_WINDOW_STREAM
 111   int overflow(int i);
 112   int sync();
 113   int underflow();
 114 #endif
 115
 116   wxTextCtrl& operator<<(const wxString& s);
 117   wxTextCtrl& operator<<(int i);
 118   wxTextCtrl& operator<<(long i);
 119   wxTextCtrl& operator<<(float f);
 120   wxTextCtrl& operator<<(double d);
 121   wxTextCtrl& operator<<(const char c);
 122
 123   virtual bool LoadFile(const wxString& file);
 124   virtual bool SaveFile(const wxString& file);
 125   virtual void WriteText(const wxString& text);
 126   virtual void AppendText(const wxString& text);
 127   virtual void DiscardEdits();
 128   virtual bool IsModified() const;
 129
 130 #if WXWIN_COMPATIBILITY
 131   inline bool Modified() const { return IsModified(); }
 132 #endif
 133
 134   virtual long XYToPosition(long x, long y) const ;
 135   virtual void PositionToXY(long pos, long *x, long *y) const ;
 136   virtual void ShowPosition(long pos);
 137   virtual void Clear();
 138
 139   // callbacks
 140   // ---------
 141   void OnDropFiles(wxDropFilesEvent& event);
 142   void OnChar(wxKeyEvent& event); // Process 'enter' if required
 143   void OnEraseBackground(wxEraseEvent& event);
 144
 145   // Implementation
 146   // --------------
 147   virtual void Command(wxCommandEvent& event);
 148   virtual bool MSWCommand(WXUINT param, WXWORD id);
 149
 150 #if wxUSE_RICHEDIT
 151   bool IsRich() const { return m_isRich; }
 152   void SetRichEdit(bool isRich) { m_isRich = isRich; }
 153 #endif
 154
 155   virtual WXHBRUSH OnCtlColor(WXHDC pDC, WXHWND pWnd, WXUINT nCtlColor,
 156                               WXUINT message, WXWPARAM wParam,
 157                               WXLPARAM lParam);
 158
 159   virtual void AdoptAttributesFromHWND();
 160   virtual void SetupColours();
 161   virtual long MSWGetDlgCode();
 162
 163 protected:
 164 #if wxUSE_RICHEDIT
 165   bool      m_isRich; // Are we using rich text edit to implement this?
 166 #endif
 167
 168   wxString  m_fileName;
 169
 170   DECLARE_EVENT_TABLE()
 171 };
 172
 173 #endif
 174     // _WX_TEXTCTRL_H_