5251b64d57
git-svn-id: file:///fltk/svn/fltk/branches/branch-1.3@6616 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
67 lines
1.9 KiB
C++
67 lines
1.9 KiB
C++
//
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// "$Id$"
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//
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// File loading routines for the Fast Light Tool Kit (FLTK).
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//
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// Copyright 1998-2009 by Bill Spitzak and others.
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//
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// This library is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Library General Public
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// License as published by the Free Software Foundation; either
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// version 2 of the License, or (at your option) any later version.
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//
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// Library General Public License for more details.
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//
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// You should have received a copy of the GNU Library General Public
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// License along with this library; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
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// USA.
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//
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// Please report all bugs and problems on the following page:
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//
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// http://www.fltk.org/str.php
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//
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#include <FL/Fl.H>
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#include <FL/Fl_Browser.H>
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#include <stdio.h>
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#include <FL/fl_utf8.h>
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/**
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Clears the browser and reads the file, adding each line from the file
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to the browser. If the filename is NULL or a zero-length
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string then this just clears the browser. This returns zero if there
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was any error in opening or reading the file, in which case errno
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is set to the system error. The data() of each line is set
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to NULL.
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*/
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int Fl_Browser::load(const char *filename) {
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#define MAXFL_BLINE 1024
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char newtext[MAXFL_BLINE];
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int c;
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int i;
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clear();
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if (!filename || !(filename[0])) return 1;
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FILE *fl = fl_fopen(filename,"r");
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if (!fl) return 0;
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i = 0;
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do {
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c = getc(fl);
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if (c == '\n' || c <= 0 || i>=(MAXFL_BLINE-1)) {
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newtext[i] = 0;
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add(newtext);
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i = 0;
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} else
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newtext[i++] = c;
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} while (c >= 0);
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fclose(fl);
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return 1;
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}
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//
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// End of "$Id$".
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//
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