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/usr/include/root/TGTextEdit.h is in libroot-gui-dev 5.34.19+dfsg-1.2.

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// @(#)root/gui:$Id$
// Author: Fons Rademakers   1/7/2000

/*************************************************************************
 * Copyright (C) 1995-2000, Rene Brun and Fons Rademakers.               *
 * All rights reserved.                                                  *
 *                                                                       *
 * For the licensing terms see $ROOTSYS/LICENSE.                         *
 * For the list of contributors see $ROOTSYS/README/CREDITS.             *
 *************************************************************************/

#ifndef ROOT_TGTextEdit
#define ROOT_TGTextEdit


//////////////////////////////////////////////////////////////////////////
//                                                                      //
// TGTextEdit                                                           //
//                                                                      //
// A TGTextEdit is a specialization of TGTextView. It provides the      //
// text edit functionality to the static text viewing widget.           //
// For the messages supported by this widget see the TGView class.      //
//                                                                      //
//////////////////////////////////////////////////////////////////////////

#ifndef ROOT_TGTextView
#include "TGTextView.h"
#endif

class TGPopupMenu;
class TGSearchType;
class TGTextEditHist;

class TGTextEdit : public TGTextView {

private:
   TGTextEdit(const TGTextEdit&); // Not implemented
   TGTextEdit& operator=(const TGTextEdit&); // Not implemented

public:
   enum EInsertMode { kInsert, kReplace };
   enum {
      kM_FILE_NEW, kM_FILE_OPEN, kM_FILE_CLOSE, kM_FILE_SAVE, kM_FILE_SAVEAS,
      kM_FILE_PRINT, kM_EDIT_CUT, kM_EDIT_COPY, kM_EDIT_PASTE, kM_EDIT_SELECTALL,
      kM_SEARCH_FIND, kM_SEARCH_FINDAGAIN, kM_SEARCH_GOTO
   };

protected:
   GContext_t       fCursor0GC;     // graphics context for erasing cursor
   GContext_t       fCursor1GC;     // graphics context for drawing cursor
   Int_t            fCursorState;   // cursor state (1=drawn, 2=erased)
   TViewTimer      *fCurBlink;      // cursor blink timer
   TGPopupMenu     *fMenu;          // popup menu with editor actions
   TGSearchType    *fSearch;        // structure used by search dialog
   TGLongPosition   fCurrent;       // current cursor position
   EInsertMode      fInsertMode;    // *OPTION={GetMethod="GetInsertMode";SetMethod="SetInsertMode";Items=(kInsert="&Insert",kReplace="&Replace")}*
   Bool_t           fEnableMenu;    // enable context menu with editor actions
   TGTextEditHist  *fHistory;       // undo manager
   Bool_t           fEnableCursorWithoutFocus; // enable cursor visibility when focus went out from 
                                               // text editor window (default is kTRUE)

   static TGGC     *fgCursor0GC;
   static TGGC     *fgCursor1GC;

   void Init();

   virtual void SetMenuState();
   virtual void CursorOn();
   virtual void CursorOff();
   virtual void DrawCursor(Int_t mode);
   virtual void AdjustPos();
   virtual void Copy(TObject &) const { MayNotUse("Copy(TObject &)"); }

   static const TGGC &GetCursor0GC();
   static const TGGC &GetCursor1GC();

public:
   TGTextEdit(const TGWindow *parent = 0, UInt_t w = 1, UInt_t h = 1, Int_t id = -1,
              UInt_t sboptions = 0, Pixel_t back = GetWhitePixel());
   TGTextEdit(const TGWindow *parent, UInt_t w, UInt_t h, TGText *text,
              Int_t id = -1, UInt_t sboptions = 0, Pixel_t back = GetWhitePixel());
   TGTextEdit(const TGWindow *parent, UInt_t w, UInt_t h, const char *string,
              Int_t id = -1, UInt_t sboptions = 0, Pixel_t back = GetWhitePixel());

   virtual ~TGTextEdit();

   virtual Bool_t SaveFile(const char *fname, Bool_t saveas = kFALSE);
   virtual void   Clear(Option_t * = "");
   virtual Bool_t Copy();
   virtual Bool_t Cut();
   virtual Bool_t Paste();
   virtual void   InsChar(char character);
   virtual void   DelChar();
   virtual void   BreakLine();
   virtual void   PrevChar();
   virtual void   NextChar();
   virtual void   LineUp();
   virtual void   LineDown();
   virtual void   ScreenUp();
   virtual void   ScreenDown();
   virtual void   Home();
   virtual void   End();
   virtual void   Print(Option_t * = "") const;
   virtual void   Delete(Option_t * = "");
   virtual Bool_t Search(const char *string, Bool_t direction = kTRUE, Bool_t caseSensitive = kFALSE);
   virtual void   Search(Bool_t close);
   virtual Bool_t Replace(TGLongPosition pos, const char *oldText, const char *newText,
                          Bool_t direction, Bool_t caseSensitive);
   virtual Bool_t Goto(Long_t line, Long_t column = 0);
   virtual void   SetInsertMode(EInsertMode mode = kInsert); //*SUBMENU*
   EInsertMode    GetInsertMode() const { return fInsertMode; }
   TGPopupMenu   *GetMenu() const { return fMenu; }
   virtual void   EnableMenu(Bool_t on = kTRUE) { fEnableMenu = on; } //*TOGGLE* *GETTER=IsMenuEnabled
   virtual Bool_t IsMenuEnabled() const { return fEnableMenu; }
   TList         *GetHistory() const { return (TList *)fHistory; }
   virtual void   EnableCursorWithoutFocus(Bool_t on = kTRUE) { fEnableCursorWithoutFocus = on; }
   virtual Bool_t IsCursorEnabledithoutFocus() const { return fEnableCursorWithoutFocus; }

   virtual void   DrawRegion(Int_t x, Int_t y, UInt_t width, UInt_t height);
   virtual void   ScrollCanvas(Int_t newTop, Int_t direction);
   virtual void   SetFocus() { RequestFocus(); }

   virtual void   SetCurrent(TGLongPosition new_coord);
   TGLongPosition GetCurrentPos() const { return fCurrent; }
   virtual Long_t ReturnLongestLineWidth();

   virtual Bool_t HandleTimer(TTimer *t);
   virtual Bool_t HandleSelection (Event_t *event);
   virtual Bool_t HandleButton(Event_t *event);
   virtual Bool_t HandleKey(Event_t *event);
   virtual Bool_t HandleMotion(Event_t *event);
   virtual Bool_t HandleCrossing(Event_t *event);
   virtual Bool_t HandleFocusChange(Event_t *event);
   virtual Bool_t HandleDoubleClick(Event_t *event);
   virtual Bool_t ProcessMessage(Long_t msg, Long_t parm1, Long_t parm2);

   virtual void   FindAgain() { Emit("FindAgain()"); }  //*SIGNAL*
   virtual void   Closed() { Emit("Closed()"); }        //*SIGNAL*
   virtual void   Opened() { Emit("Opened()"); }        //*SIGNAL*
   virtual void   Saved() { Emit("Saved()"); }          //*SIGNAL*
   virtual void   SavedAs() { Emit("SavedAs()"); }      //*SIGNAL*

   virtual void   SavePrimitive(ostream &out, Option_t * = "");

   ClassDef(TGTextEdit,0)  // Text edit widget
};

#endif