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TEDIT.H
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C/C++ Source or Header
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1980-01-05
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92 lines
/*
* Copyright (c) 1987, 1988, 1989 Stanford University
*
* Permission to use, copy, modify, distribute, and sell this software and its
* documentation for any purpose is hereby granted without fee, provided
* that the above copyright notice appear in all copies and that both that
* copyright notice and this permission notice appear in supporting
* documentation, and that the name of Stanford not be used in advertising or
* publicity pertaining to distribution of the software without specific,
* written prior permission. Stanford makes no representations about
* the suitability of this software for any purpose. It is provided "as is"
* without express or implied warranty.
*
* STANFORD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS.
* IN NO EVENT SHALL STANFORD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
* OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
* WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
// $Header: textedit.h,v 1.9 89/10/09 14:50:01 linton Exp $
// declares class TextEdit.
#ifndef textedit_h
#define textedit_h
#include <InterViews/defs.h>
// Declare imported types.
class Canvas;
class Event;
class Painter;
class TextDisplay;
class TextBuffer;
// A TextEdit edits an array of lines of text.
class TextEdit {
public:
TextEdit(const char* = 0, int = 0);
~TextEdit();
const char* GetText(int&);
void Redraw(Painter*, Canvas*, int lineHt, boolean redraw);
void Grasp(Event&);
boolean Editing(Event&);
void Bounds(Coord& xmin, Coord& ymin, Coord& xmax, Coord& ymax);
protected:
boolean HandleKey(char);
void InsertCharacter(char);
void DeleteCharacter(int);
void InsertText(const char*, int);
void DeleteText(int);
void DeleteRestOfLine();
void DeleteSelection();
void BackwardCharacter(int = 1), ForwardCharacter(int = 1);
void BackwardLine(int = 1), ForwardLine(int = 1);
void BeginningOfLine(), EndOfLine();
void Select(int dot);
void SelectMore(int mark);
void SelectLine();
void SelectWord();
void Select(int dot, int mark);
boolean Contains(Coord, Coord);
int Locate(Coord, Coord);
protected:
boolean selecting;
int dot, mark;
TextBuffer* text;
TextDisplay* display;
Painter* output;
};
#endif