summaryrefslogtreecommitdiff
path: root/src/fl_file_dir.cxx
blob: c1d0f6d4f2b6d52952dc6b65bdf83ebc52de8c5a (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
//
// "$Id: fl_file_dir.cxx,v 1.1.2.9 2002/04/28 08:42:33 easysw Exp $"
//
// File chooser widget for the Fast Light Tool Kit (FLTK).
//
// Copyright 1998-2002 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 to "fltk-bugs@fltk.org".
//

#include <config.h>
#include <FL/filename.H>
#include <FL/Fl_File_Chooser.H>
#include <FL/Fl_File_Chooser.H>

static Fl_File_Chooser	*fc = (Fl_File_Chooser *)0;
static void		(*current_callback)(const char*) = 0;


static void callback(Fl_File_Chooser *, void*) {
  if (current_callback)
    (*current_callback)(fc->value(0));
}


void fl_file_chooser_callback(void (*cb)(const char*)) {
  current_callback = cb;
}


char* fl_file_chooser(const char* message, const char* pat, const char* fname)
{
  static char	retname[1024];

  if (!fc) {
    if (!fname || !*fname) fname = ".";

    fc = new Fl_File_Chooser(fname, pat, Fl_File_Chooser::CREATE, message);
    fc->callback(callback, 0);
  } else {
    fc->type(Fl_File_Chooser::CREATE);
    fc->filter(pat);
    fc->label(message);

    if (!fname || !*fname) {
      if (fc->filter() != pat && (!pat || !fc->filter() ||
          strcmp(pat, fc->filter())) && fc->value()) {
	// if pattern is different, remove name but leave old directory:
	strncpy(retname, fc->value(), sizeof(retname) - 1);
	retname[sizeof(retname) - 1] = '\0';

	char *p = strrchr(retname, '/');

        if (p) {
	  // If the filename is "/foo", then the directory will be "/", not
	  // ""...
	  if (p == retname)
	    retname[1] = '\0';
	  else
	    *p = '\0';
	}

	// Set the directory...
	fc->directory(retname);
      }
    }
    else
      fc->value(fname);
  }

  fc->show();

  while (fc->shown())
    Fl::wait();

  if (fc->value()) {
    fl_filename_relative(retname, sizeof(retname), fc->value());

    return retname;
  } else return 0;
}


char* fl_dir_chooser(const char* message, const char* fname)
{
  static char	retname[1024];

  if (!fname || !*fname) fname = ".";

  if (!fc) {
    fc = new Fl_File_Chooser(fname, "*", Fl_File_Chooser::CREATE |
                                         Fl_File_Chooser::DIRECTORY, message);
    fc->callback(callback, 0);
  } else {
    fc->type(Fl_File_Chooser::CREATE | Fl_File_Chooser::DIRECTORY);
    fc->filter("*");
    fc->value(fname);
    fc->label(message);
  }

  fc->show();

  while (fc->shown())
    Fl::wait();

  if (fc->value()) {
    fl_filename_relative(retname, sizeof(retname), fc->value());

    return retname;
  } else return 0;
}


//
// End of "$Id: fl_file_dir.cxx,v 1.1.2.9 2002/04/28 08:42:33 easysw Exp $".
//