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//
// "$Id: Fl_Browser.H 4288 2005-04-16 00:13:17Z mike $"
//
// Browser header file for the Fast Light Tool Kit (FLTK).
//
// Copyright 1998-2005 by Bill Spitzak and others.
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Library General Public
// License as published by the Free Software Foundation; either
// version 2 of the License, or (at your option) any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Library General Public License for more details.
//
// You should have received a copy of the GNU Library General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
// USA.
//
// Please report all bugs and problems on the following page:
//
// http://www.fltk.org/str.php
//
// Forms-compatable browser. Probably useful for other
// lists of textual data. Notice that the line numbers
// start from 1, and 0 means "no line".
#ifndef Fl_Browser_H
#define Fl_Browser_H
#include "Fl_Browser_.H"
struct FL_BLINE;
class FL_EXPORT Fl_Browser : public Fl_Browser_ {
FL_BLINE *first; // the array of lines
FL_BLINE *last;
FL_BLINE *cache;
int cacheline; // line number of cache
int lines; // Number of lines
int full_height_;
const int* column_widths_;
char format_char_; // alternative to @-sign
char column_char_; // alternative to tab
protected:
// required routines for Fl_Browser_ subclass:
void* item_first() const ;
void* item_next(void*) const ;
void* item_prev(void*) const ;
int item_selected(void*) const ;
void item_select(void*, int);
int item_height(void*) const ;
int item_width(void*) const ;
void item_draw(void*, int, int, int, int) const ;
int full_height() const ;
int incr_height() const ;
FL_BLINE* find_line(int) const ;
FL_BLINE* _remove(int) ;
void insert(int, FL_BLINE*);
int lineno(void*) const ;
void swap(FL_BLINE *a, FL_BLINE *b);
public:
void remove(int);
void add(const char*, void* = 0);
void insert(int, const char*, void* = 0);
void move(int to, int from);
int load(const char* filename);
void swap(int a, int b);
void clear();
int size() const {return lines;}
void size(int W, int H) { Fl_Widget::size(W, H); }
int topline() const ;
enum Fl_Line_Position { TOP, BOTTOM, MIDDLE };
void lineposition(int, Fl_Line_Position);
void topline(int l) { lineposition(l, TOP); }
void bottomline(int l) { lineposition(l, BOTTOM); }
void middleline(int l) { lineposition(l, MIDDLE); }
int select(int, int=1);
int selected(int) const ;
void show(int n);
void show() {Fl_Widget::show();}
void hide(int n);
void hide() {Fl_Widget::hide();}
int visible(int n) const ;
int value() const ;
void value(int v) {select(v);}
const char* text(int) const ;
void text(int, const char*);
void* data(int) const ;
void data(int, void* v);
Fl_Browser(int, int, int, int, const char* = 0);
~Fl_Browser() { clear(); }
char format_char() const {return format_char_;}
void format_char(char c) {format_char_ = c;}
char column_char() const {return column_char_;}
void column_char(char c) {column_char_ = c;}
const int* column_widths() const {return column_widths_;}
void column_widths(const int* l) {column_widths_ = l;}
int displayed(int n) const {return Fl_Browser_::displayed(find_line(n));}
void make_visible(int n) {
if (n < 1) Fl_Browser_::display(find_line(1));
else if (n > lines) Fl_Browser_::display(find_line(lines));
else Fl_Browser_::display(find_line(n));
}
// for back compatability only:
void replace(int a, const char* b) {text(a, b);}
void display(int, int=1);
};
#endif
//
// End of "$Id: Fl_Browser.H 4288 2005-04-16 00:13:17Z mike $".
//
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