include/wx/motif/textctrl.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        textctrl.h
   3 // Purpose:     wxTextCtrl class
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     17/09/98
   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 // TODO Some platforms/compilers don't like inheritance from streambuf.
  34
  35 #if (defined(__BORLANDC__) && !defined(__WIN32__)) || defined(__MWERKS__)
  36 #define NO_TEXT_WINDOW_STREAM
  37 #endif
  38
  39 #ifndef NO_TEXT_WINDOW_STREAM
  40 , public streambuf
  41 #endif
  42
  43 {
  44   DECLARE_DYNAMIC_CLASS(wxTextCtrl)
  45
  46 public:
  47   // creation
  48   // --------
  49   wxTextCtrl();
  50   inline wxTextCtrl(wxWindow *parent, wxWindowID id,
  51                     const wxString& value = wxEmptyString,
  52                     const wxPoint& pos = wxDefaultPosition,
  53                     const wxSize& size = wxDefaultSize, long style = 0,
  54                     const wxValidator& validator = wxDefaultValidator,
  55                     const wxString& name = wxTextCtrlNameStr)
  56 #ifndef NO_TEXT_WINDOW_STREAM
  57     :streambuf()
  58 #endif
  59   {
  60     Create(parent, id, value, pos, size, style, validator, name);
  61   }
  62
  63   bool Create(wxWindow *parent, wxWindowID id,
  64               const wxString& value = wxEmptyString,
  65               const wxPoint& pos = wxDefaultPosition,
  66               const wxSize& size = wxDefaultSize, long style = 0,
  67               const wxValidator& validator = wxDefaultValidator,
  68               const wxString& name = wxTextCtrlNameStr);
  69
  70   // accessors
  71   // ---------
  72   virtual wxString GetValue() const ;
  73   virtual void SetValue(const wxString& value);
  74
  75   virtual int GetLineLength(long lineNo) const;
  76   virtual wxString GetLineText(long lineNo) const;
  77   virtual int GetNumberOfLines() const;
  78
  79   // operations
  80   // ----------
  81
  82   // Clipboard operations
  83   virtual void Copy();
  84   virtual void Cut();
  85   virtual void Paste();
  86
  87   virtual void SetInsertionPoint(long pos);
  88   virtual void SetInsertionPointEnd();
  89   virtual long GetInsertionPoint() const ;
  90   virtual long GetLastPosition() const ;
  91   virtual void Replace(long from, long to, const wxString& value);
  92   virtual void Remove(long from, long to);
  93   virtual void SetSelection(long from, long to);
  94   virtual void SetEditable(bool editable);
  95
  96   // streambuf implementation
  97 #ifndef NO_TEXT_WINDOW_STREAM
  98   int overflow(int i);
  99   int sync();
 100   int underflow();
 101 #endif
 102
 103   wxTextCtrl& operator<<(const wxString& s);
 104   wxTextCtrl& operator<<(int i);
 105   wxTextCtrl& operator<<(long i);
 106   wxTextCtrl& operator<<(float f);
 107   wxTextCtrl& operator<<(double d);
 108   wxTextCtrl& operator<<(const char c);
 109
 110   virtual bool LoadFile(const wxString& file);
 111   virtual bool SaveFile(const wxString& file);
 112   virtual void WriteText(const wxString& text);
 113   virtual void AppendText(const wxString& text);
 114   virtual void DiscardEdits();
 115   virtual bool IsModified() const;
 116
 117   virtual long XYToPosition(long x, long y) const ;
 118   virtual void PositionToXY(long pos, long *x, long *y) const ;
 119   virtual void ShowPosition(long pos);
 120   virtual void Clear();
 121
 122   // callbacks
 123   // ---------
 124   void OnDropFiles(wxDropFilesEvent& event);
 125   void OnChar(wxKeyEvent& event);
 126 //  void OnEraseBackground(wxEraseEvent& event);
 127
 128   virtual void Command(wxCommandEvent& event);
 129
 130 // Implementation
 131   virtual void ChangeFont(bool keepOriginalSize = TRUE);
 132   virtual void ChangeBackgroundColour();
 133   virtual void ChangeForegroundColour();
 134   inline void SetModified(bool mod) { m_modified = mod; }
 135   virtual WXWidget GetTopWidget() const;
 136
 137 protected:
 138   wxString  m_fileName;
 139 public:
 140   // Motif-specific
 141   void*     m_tempCallbackStruct;
 142   bool      m_modified;
 143   wxString  m_value; // Required for password text controls
 144   bool      m_processedDefault; // Did we call wxTextCtrl::OnChar?
 145                                 // If so, generate a command event.
 146   DECLARE_EVENT_TABLE()
 147 };
 148
 149 #endif
 150     // _WX_TEXTCTRL_H_