c90c981570
Fix NULL filename bug in fl_file_chooser(). git-svn-id: file:///fltk/svn/fltk/branches/branch-1.1@2103 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
132 lines
3.2 KiB
C++
132 lines
3.2 KiB
C++
//
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// "$Id: fl_file_dir.cxx,v 1.1.2.8 2002/04/24 12:14:57 easysw Exp $"
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//
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// File chooser widget for the Fast Light Tool Kit (FLTK).
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//
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// Copyright 1998-2002 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 to "fltk-bugs@fltk.org".
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//
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#include <config.h>
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#include <FL/filename.H>
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#include <FL/Fl_File_Chooser.H>
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#include <FL/Fl_File_Chooser.H>
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static Fl_File_Chooser *fc = (Fl_File_Chooser *)0;
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static void (*current_callback)(const char*) = 0;
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static void callback(Fl_File_Chooser *, void*) {
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if (current_callback)
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(*current_callback)(fc->value(0));
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}
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void fl_file_chooser_callback(void (*cb)(const char*)) {
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current_callback = cb;
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}
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char* fl_file_chooser(const char* message, const char* pat, const char* fname)
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{
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static char retname[1024];
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if (!fc) {
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if (!fname || !*fname) fname = ".";
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fc = new Fl_File_Chooser(fname, pat, Fl_File_Chooser::CREATE, message);
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fc->callback(callback, 0);
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} else {
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if (!fname || !*fname) {
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if (fc->filter() != pat && (!pat || !fc->filter() ||
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strcmp(pat, fc->filter())) && fc->value()) {
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// if pattern is different, remove name but leave old directory:
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strncpy(retname, fc->value(), sizeof(retname) - 1);
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retname[sizeof(retname) - 1] = '\0';
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char *p = strrchr(retname, '/');
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if (p) {
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// If the filename is "/foo", then the directory will be "/", not
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// ""...
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if (p == retname)
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retname[1] = '\0';
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else
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*p = '\0';
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}
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// Set the directory...
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fc->directory(retname);
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}
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}
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else
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fc->value(fname);
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fc->type(Fl_File_Chooser::CREATE);
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fc->filter(pat);
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fc->label(message);
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}
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fc->show();
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while (fc->shown())
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Fl::wait();
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if (fc->value()) {
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fl_filename_relative(retname, sizeof(retname), fc->value());
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return retname;
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} else return 0;
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}
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char* fl_dir_chooser(const char* message, const char* fname)
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{
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static char retname[1024];
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if (!fname || !*fname) fname = ".";
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if (!fc) {
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fc = new Fl_File_Chooser(fname, "*", Fl_File_Chooser::CREATE |
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Fl_File_Chooser::DIRECTORY, message);
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fc->callback(callback, 0);
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} else {
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fc->type(Fl_File_Chooser::CREATE | Fl_File_Chooser::DIRECTORY);
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fc->filter("*");
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fc->value(fname);
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fc->label(message);
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}
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fc->show();
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while (fc->shown())
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Fl::wait();
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if (fc->value()) {
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fl_filename_relative(retname, sizeof(retname), fc->value());
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return retname;
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} else return 0;
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}
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//
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// End of "$Id: fl_file_dir.cxx,v 1.1.2.8 2002/04/24 12:14:57 easysw Exp $".
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//
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