ViewVC Help
View File | Revision Log | Show Annotations | Download File
/cvs/deliantra/gde/GCE/MainWindow.pm
Revision: 1.85.2.3
Committed: Mon Dec 21 15:51:30 2009 UTC (14 years, 5 months ago) by elmex
Branch: cursor
Changes since 1.85.2.2: +10 -15 lines
Log Message:
rewrote main parts in internal reference handling.

File Contents

# Content
1 package GCE::MainWindow;
2
3 =head1 NAME
4
5 GCE::MainWindow - the main window class for gde
6
7 =cut
8
9 use Cwd qw/abs_path getcwd/;
10 use Gtk2;
11 use Gtk2::Gdk::Keysyms;
12 use Gtk2::SimpleMenu;
13
14 use Deliantra;
15 use Deliantra::Map;
16 use Deliantra::MapWidget;
17
18 use GCE::AttrEdit;
19 use GCE::MapEditor;
20 use GCE::StackView;
21 use GCE::EditAction;
22 use GCE::PickWindow;
23
24 use Glib::Object::Subclass
25 Gtk2::Window;
26
27 use GCE::Util;
28 use GCE::DragHelper;
29
30 use base qw/Object::Event/;
31
32 use strict;
33
34 my $recentfile = "$Deliantra::VARDIR/gderecent";
35
36 # XXX: make a recursive call from save_layout to all (interesting) sub-widgets
37 sub save_layout {
38 my ($self) = @_;
39
40 # $main::CFG->{attr_edit_on} = exists $self->{attr_edit} ? 1 : 0;
41 $main::CFG->{stack_view_on} = exists $self->{sv} ? 1 : 0;
42 $main::CFG->{picker_on} = exists $self->{last_pick_window} ? 1 : 0;
43 $main::CFG->{main_window} = main::get_pos_and_size ($self);
44 $main::CFG->{stack_view} = main::get_pos_and_size ($self->{sv_win}) if $self->{sv_win};
45 $main::CFG->{attr_view} = main::get_pos_and_size ($self->{attr_edit_win}) if $self->{attr_edit_win};
46
47 if ($self->{last_map_window}) {
48 $main::CFG->{map_window} = main::get_pos_and_size ($self->{last_map_window});
49 $self->{last_map_window}->save_layout ();
50 }
51
52 $self->{worldmap_coord_query}->save_layout ()
53 if $self->{worldmap_coord_query};
54
55 $main::CFG->{last_folders} = $self->{fc_last_folders};
56
57 $main::CFG->{open_pickers} = [];
58
59 for (@{$self->{open_pick_windows}}) {
60
61 next unless defined $_;
62
63 push @{$main::CFG->{open_pickers}}, {
64 p_and_s => main::get_pos_and_size ($_),
65 selection => $_->{last_selection}
66 };
67 }
68
69 $self->{attr_edit}->save_layout;
70
71 main::write_cfg ("$Deliantra::VARDIR/gdeconfig");
72 }
73
74 sub load_layout {
75 my ($self) = @_;
76
77 $self->{fc_last_folders} = $main::CFG->{last_folders};
78
79 # $main::CFG->{attr_edit_on}
80 # and $self->show_attr_editor;
81
82 $main::CFG->{stack_view_on}
83 and $self->show_stack_view;
84
85 for (@{$main::CFG->{open_pickers}}) {
86 $self->open_pick_window ($_);
87 }
88
89 $self->{attr_edit}->load_layout;
90 }
91
92 sub open_map_editor {
93 my ($self, $mapfile) = @_;
94
95 my $mapkey;
96 unless (ref $mapfile) {
97 # unless (File::Spec->file_name_is_absolute ($mapfile)) {
98 # $mapfile = File::Spec->rel2abs ($mapfile);
99 # }
100 $mapkey = abs_path ($mapfile);
101 # File::Spec->abs2rel ($mapfile, File::Spec->catfile ($::MAPDIR));
102 } else {
103 $mapkey = "$mapfile";
104 }
105
106 # XXX: last_map_window is a dirty trick to get the position and size
107 # for save layout
108
109 if (defined $self->{loaded_maps}->{$mapkey}) {
110 $self->{loaded_maps}->{$mapkey}->get_toplevel->present;
111 return;
112 }
113
114 my $w = $self->{last_map_window} = GCE::MapEditor->new;
115
116 $self->{editors}->{$w} = $w;
117
118 $w->signal_connect (destroy => sub {
119 my ($w) = @_;
120 $w->close_windows;
121 delete $self->{loaded_maps}->{$w->{mapkey}};
122 delete $self->{editors}->{$w};
123 0;
124 });
125
126 $self->{loaded_maps}->{$mapkey} = $w;
127
128 eval { $w->open_map ($mapfile, $mapkey) };
129 if ($@) {
130 quick_msg ($self, "$@", 1);
131 $w->close_windows;
132 delete $self->{loaded_maps}->{$w->{mapkey}};
133 delete $self->{editors}->{$w};
134 $w->destroy;
135 return;
136 }
137
138 $w->set_edit_tool ($self->{sel_editaction});
139
140 $w->show_all;
141 }
142
143 sub show_help_window {
144 my ($self) = @_;
145
146 return if defined $self->{help_win};
147 require Gtk2::Ex::PodViewer;
148 my $w = $self->{help_win} = Gtk2::Window->new;
149 $w->set_title ("deliantra editor - help");
150 $w->set_default_size (500, 300);
151 $w->signal_connect (destroy => sub {
152 $self->{help_win}->hide; $self->{help_win} = undef;
153 0
154 });
155 $w->add (my $sw = Gtk2::ScrolledWindow->new);
156 $sw->add (my $h = Gtk2::Ex::PodViewer->new);
157 $h->load_string ($::DOCUMENTATION);
158 $w->show_all;
159 }
160
161 sub show_stack_view {
162 my ($self) = @_;
163
164 return if defined $self->{sv};
165
166 my $w = $self->{sv_win} = Gtk2::Window->new ('toplevel');
167 $w->set_title ('deliantra editor - stack view');
168 $w->signal_connect (destroy => sub { delete $self->{sv}; 0 });
169 $w->add ($self->{sv} = GCE::StackView->new);
170
171 main::set_pos_and_size ($w, $main::CFG->{stack_view}, 150, 250);
172
173 $w->show_all;
174 }
175
176 sub show_editor_properties {
177 my ($self) = @_;
178
179 return if $self->{prop_edit};
180
181 my $w = $self->{prop_edit} = Gtk2::Window->new;
182 $w->set_title ("deliantra editor - preferences");
183 $w->add (my $t = Gtk2::Table->new (2, 5));
184 $t->attach_defaults (my $lbl1 = Gtk2::Label->new ("LIBDIR"), 0, 1, 0, 1);
185 $t->attach_defaults (my $lib = Gtk2::Entry->new, 1, 2, 0, 1);
186 $lib->set_text ($::CFG->{LIBDIR});
187 $t->attach_defaults (my $lbl2 = Gtk2::Label->new ("MAPDIR"), 0, 1, 1, 2);
188 $t->attach_defaults (my $map = Gtk2::Entry->new, 1, 2, 1, 2);
189 $map->set_text ($::CFG->{MAPDIR});
190 $t->attach_defaults (my $lbl1 = Gtk2::Label->new ("Username"), 0, 1, 2, 3);
191 $t->attach_defaults (my $usern = Gtk2::Entry->new, 1, 2, 2, 3);
192 $usern->set_text ($::CFG->{username});
193 $t->attach_defaults (my $save = Gtk2::Button->new ('save'), 0, 2, 3, 4);
194 $save->signal_connect (clicked => sub {
195 $::CFG->{LIBDIR} = $lib->get_text;
196 $::CFG->{MAPDIR} = $map->get_text;
197 $::LIBDIR = $::CFG->{LIBDIR} if $::CFG->{LIBDIR};
198 $::MAPDIR = $::CFG->{MAPDIR} if $::CFG->{MAPDIR};
199 $::CFG->{username} = $usern->get_text;
200 Deliantra::set_libdir ($::LIBDIR);
201 Deliantra::load_archetypes;
202 Deliantra::load_tilecache;
203 main::write_cfg ("$Deliantra::VARDIR/gdeconfig");
204 $w->destroy;
205 });
206 $t->attach_defaults (my $close = Gtk2::Button->new ('close'), 0, 2, 4, 5);
207 $close->signal_connect (clicked => sub { $w->destroy });
208
209 $w->signal_connect (destroy => sub { delete $self->{prop_edit}; 0 });
210
211 main::set_pos_and_size ($w, $main::CFG->{prop_edit}, 200, 200);
212
213 $w->show_all;
214 }
215
216 sub show_attr_editor {
217 my ($self) = @_;
218
219 return if $self->{attr_edit_win};
220
221 my $w = $self->{attr_edit_win} = Gtk2::Window->new;
222 $w->set_title ("deliantra editor - edit attrs");
223 $w->add ($self->{attr_edit} = GCE::AttrEdit->new);
224 $w->signal_connect (destroy => sub { delete $self->{attr_edit_win}; 0 });
225
226 main::set_pos_and_size ($w, $main::CFG->{attr_view}, 400, 300, 250, 0);
227
228 $w->show_all;
229 }
230
231 sub update_attr_editor {
232 my ($self, $ar) = @_;
233
234 $self->{attr_edit}
235 or return;
236
237 $self->{attr_edit}->update_view ($ar);
238 $self->{attr_edit_win}->set_title ("deliantra editor - edit " . $ar->longname);
239 }
240
241 #sub update_map_pos {
242 # my ($self, $mapedit, $x, $y) = @_;
243 # $self->{sv}->maybe_update_stack_for ($mapedit, $x, $y)
244 # if $self->{sv};
245 #}
246
247 sub update_stack_view {
248 my ($self, $sr) = @_;
249
250 return unless $self->{sv};
251
252 $self->{sv}->set_stack ($sr);
253 }
254
255 sub open_pick_window {
256 my ($self, $layout) = @_;
257
258 # XXX: Yes, also fix this, save _every_ pick window and their positions and their
259 # selection
260 my $p = GCE::PickWindow->new ();
261
262 push @{$self->{open_pick_windows}}, $p;
263
264 my $idx = (@{$self->{open_pick_windows}}) - 1;
265
266 $p->signal_connect ('delete-event' => sub {
267 $self->{open_pick_windows}->[$idx] = undef;
268 });
269
270 if ($layout) {
271 main::set_pos_and_size ($p, $layout->{p_and_s}, 200, 200);
272 }
273
274 $p->show_all;
275
276 $p->set_selection ($layout->{selection});
277 }
278
279 sub add_recent {
280 my ($self, $entry) = @_;
281 our @recent_entries;
282
283 @recent_entries = grep { $_ ne $entry } @recent_entries;
284 unshift @recent_entries, $entry;
285 splice @recent_entries, 5;
286
287 open my $fh, ">$recentfile" or die "Can't write to file $recentfile: $!";
288 binmode $fh;
289 local $/;
290 print $fh (join "\0", @recent_entries);
291 close $fh;
292
293 $self->build_menu;
294 }
295
296 sub escape_filename {
297 my $str = shift;
298
299 $str = Glib::filename_to_unicode($str);
300
301 # escape to prevent Gtk2::SimpleMenu parsing these especially
302 $str =~ s/\//\\\//g;
303 $str =~ s/_/-/g;
304
305 $str;
306 }
307
308 sub recent {
309 my ($self) = @_;
310 my @recent;
311
312 our @recent_entries;
313
314 foreach my $entry (@recent_entries) {
315 push @recent, escape_filename($entry) => {
316 callback => sub {
317 $self->open_map_editor($entry);
318 $self->build_menu
319 }
320 };
321 }
322
323 push @recent, Empty => { callback => sub {} }
324 unless @recent;
325
326 @recent;
327 }
328
329 sub build_menu {
330 my ($self) = @_;
331
332 my $menu_tree = [
333 _File => {
334 item_type => '<Branch>',
335 children => [
336 _New => {
337 callback => sub { $self->new_cb },
338 accelerator => '<ctrl>N'
339 },
340 _Open => {
341 callback => sub { $self->open_cb },
342 accelerator => '<ctrl>O'
343 },
344 'Open special' => {
345 item_type => '<Branch>',
346 children => [
347 "world map at"=> {
348 callback => sub { $self->open_worldmap_cb },
349 },
350 "recent files"=> {
351 item_type => '<Branch>',
352 children => [ $self->recent ],
353 },
354 ]
355 },
356 "_Save Layout" => {
357 callback => sub { $self->save_layout },
358 accelerator => '<ctrl>L'
359 },
360 "_Preferences" => {
361 callback => sub { $self->show_editor_properties },
362 accelerator => "<ctrl>T"
363 },
364 _Quit => {
365 callback => sub { Gtk2->main_quit },
366 accelerator => '<ctrl>Q'
367 },
368 ]
369 },
370 _Dialogs => {
371 item_type => '<Branch>',
372 children => [
373 "_Picker" => {
374 callback => sub { $self->open_pick_window },
375 accelerator => "<ctrl>P"
376 },
377 "_Stack View" => {
378 callback => sub { $self->show_stack_view },
379 accelerator => "<ctrl>V"
380 },
381 "_Attributes" => {
382 callback => sub { $self->show_attr_editor },
383 accelerator => "<ctrl>A"
384 },
385 ]
386 },
387 _Help => {
388 item_type => '<Branch>',
389 children => [
390 _Manual => {
391 callback => sub { $self->show_help_window },
392 accelerator => "<ctrl>H"
393 },
394 ]
395 },
396 ];
397
398 my $men =
399 Gtk2::SimpleMenu->new (
400 menu_tree => $menu_tree,
401 default_callback => \&default_cb,
402 );
403
404 for ($self->{vb}->get_children) { # Rebuild menu
405 if ($_->isa ('Gtk2::MenuBar')) {
406 $_->hide;
407 $self->{vb}->remove($_);
408
409 $self->{vb}->pack_start ($men->{widget}, 0, 1, 0);
410 $self->{vb}->reorder_child ($men->{widget}, 0);
411 $self->{vb}->show_all;
412 }
413 }
414
415 $self->add_accel_group ($men->{accel_group});
416
417 return $men->{widget};
418 }
419
420 sub add_button {
421 my ($self, $table, $plcinfo, $lbl, $cb) = @_;
422
423 my ($lx, $ly) = @{$plcinfo->{next}};
424
425 unless ($lx < $plcinfo->{width}) {
426
427 $ly++;
428 $lx = 0;
429 }
430
431 $ly < $plcinfo->{height}
432 or die "too many buttons, make table bigger!";
433
434 $table->attach_defaults (my $btn = Gtk2::Button->new_with_mnemonic ($lbl), $lx, $lx + 1, $ly, $ly + 1);
435 $btn->signal_connect (clicked => $cb);
436
437 $plcinfo->{next} = [$lx + 1, $ly];
438 }
439
440 sub build_buttons {
441 my ($self) = @_;
442
443 my $tbl = Gtk2::Table->new (2, 4);
444 my $plcinfo = { width => 2, height => 4, next => [0, 0] };
445
446 $self->{edit_collection}{pick} = GCE::EditAction::Pick->new;
447 $self->{edit_collection}{place} = GCE::EditAction::Place->new;
448 $self->{edit_collection}{erase} = GCE::EditAction::Erase->new;
449 $self->{edit_collection}{select} = GCE::EditAction::Select->new;
450 $self->{edit_collection}{perl} = GCE::EditAction::Perl->new;
451 $self->{edit_collection}{connect} = GCE::EditAction::Connect->new;
452 $self->{edit_collection}{followexit} = GCE::EditAction::FollowExit->new;
453
454 $self->set_edit_tool ('pick');
455
456 $self->add_button ($tbl, $plcinfo, "P_ick", sub { $self->set_edit_tool ('pick') });
457 $self->add_button ($tbl, $plcinfo, "_Place", sub { $self->set_edit_tool ('place') });
458 $self->add_button ($tbl, $plcinfo, "_Erase", sub { $self->set_edit_tool ('erase') });
459 $self->add_button ($tbl, $plcinfo, "_Select", sub { $self->set_edit_tool ('select') });
460 $self->add_button ($tbl, $plcinfo, "Eva_l", sub { $self->set_edit_tool ('perl') });
461 $self->add_button ($tbl, $plcinfo, "Connec_t", sub { $self->set_edit_tool ('connect') });
462 $self->add_button ($tbl, $plcinfo, "_Follow Exit", sub { $self->set_edit_tool ('followexit') });
463
464 return $tbl;
465 }
466
467 sub set_edit_tool {
468 my ($self, $name) = @_;
469
470 if ($name eq 'pick') {
471 $self->update_edit_tool ($self->{edit_collection}{pick}, "Pick");;
472 } elsif ($name eq 'place') {
473 $self->update_edit_tool ($self->{edit_collection}{place}, "Place");;
474 } elsif ($name eq 'erase') {
475 $self->update_edit_tool ($self->{edit_collection}{erase}, "Erase");;
476 } elsif ($name eq 'select') {
477 $self->update_edit_tool ($self->{edit_collection}{select}, "Select");;
478 $self->{edit_collection}{select}->update_overlay;
479 } elsif ($name eq 'perl') {
480 $self->update_edit_tool ($self->{edit_collection}{perl}, "Eval");;
481 } elsif ($name eq 'connect') {
482 $self->update_edit_tool ($self->{edit_collection}{connect}, "Connect");;
483 } elsif ($name eq 'followexit') {
484 $self->update_edit_tool ($self->{edit_collection}{followexit}, "Follow Exit");;
485 }
486 }
487
488 sub update_edit_tool {
489 my ($self, $tool, $name) = @_;
490
491 for (values %{$self->{loaded_maps}}) {
492 $_->{map}->overlay ('selection')
493 }
494
495 $self->{edit_tool}->set_text ($name);
496 $self->{sel_editaction} = $tool;
497
498 my $widget = $tool->tool_widget;
499
500 for ($self->{edit_tool_cont}->get_children) {
501 $_->hide;
502 $self->{edit_tool_cont}->remove ($_);
503 }
504
505 $_->set_edit_tool ($self->{sel_editaction}) for (values %{$self->{editors}});
506
507 defined $widget or return;
508
509 $self->{edit_tool_cont}->add ($widget);
510 $widget->show_all;
511 }
512
513 sub update_pick_view {
514 my ($self, $arch) = @_;
515
516 defined $arch->{_face}
517 or $arch = $Deliantra::ARCH{$arch->{_name}};
518
519 fill_pb_from_arch ($self->{pick_view_pb}, $arch);
520 $self->{pick_view_img}->set_from_pixbuf ($self->{pick_view_pb});
521
522 $self->{pick_view_btn}->set_label ($arch->{_name});
523 }
524
525 sub INIT_INSTANCE {
526 my ($self) = @_;
527
528 {
529 open my $fh, "<$recentfile";
530 binmode $fh;
531 local $/;
532 our @recent_entries = split /\0/, <$fh>;
533 close $fh;
534 }
535
536 $::MAINWIN = $self;
537
538 $self->Object::Event::init_object_events;
539
540 $self->set_title ("deliantra editor - toolbox");
541
542 $self->{edit_tool} = Gtk2::Label->new;
543 $self->{edit_tool_cont} = Gtk2::VBox->new;
544
545 $self->add (my $vb = $self->{vb} = Gtk2::VBox->new);
546 $vb->pack_start ($self->build_menu, 0, 1, 0);
547 $vb->pack_start (my $tbl = $self->build_buttons, 0, 1, 0);
548
549 $vb->pack_start (Gtk2::HSeparator->new, 0, 1, 0);
550 $vb->pack_start ($self->{edit_tool}, 0, 1, 0);
551
552 $vb->pack_start (Gtk2::HSeparator->new, 0, 1, 0);
553 $vb->pack_start ($self->{edit_tool_cont}, 1, 1, 0);
554
555 # XXX:load $ARGV _cleanly_?
556 $self->open_map_editor ($_)
557 for @ARGV;
558
559 $self->signal_connect ('delete-event' => sub {
560 Gtk2->main_quit;
561 });
562
563 ::set_pos_and_size ($self, $main::CFG->{main_window}, 150, 200, 0, 0);
564
565
566 $self->show_attr_editor;
567 }
568
569 sub new_cb {
570 my ($self) = @_;
571
572 my $w = Gtk2::Window->new ('toplevel');
573 my $width = [width => 20];
574 my $height = [height => 20];
575 $w->add (my $tbl = Gtk2::Table->new (2, 3));
576 add_table_widget ($tbl, 0, $width, 'string');
577 add_table_widget ($tbl, 1, $height, 'string');
578 add_table_widget ($tbl, 2, 'new', 'button', sub {
579 if ($width->[1] > 0 and $height->[1] > 0) {
580 my $map = Deliantra::Map->new ($width->[1], $height->[1]);
581 $map->{info}->{width} = $width->[1];
582 $map->{info}->{height} = $height->[1];
583 $map->resize ($width->[1], $height->[1]);
584 $self->open_map_editor ($map);
585 }
586 $w->destroy;
587 1;
588 });
589 add_table_widget ($tbl, 3, 'close', 'button', sub { $w->destroy });
590 $w->show_all;
591 }
592
593 sub new_filechooser {
594 my ($self, $title, $save, $filename) = @_;
595
596 $title ||= 'deliantra editor - open map';
597 my $fc = new Gtk2::FileChooserDialog (
598 $title, undef, $save ? 'save' : 'open', 'gtk-cancel' => 'cancel', 'gtk-ok' => 'ok'
599 );
600
601 my @shortcut_folders =
602 grep { $_ && ($_ ne '') && -e $_ } keys %{$self->{fc_last_folders}};
603
604 $fc->add_shortcut_folder ($_) for @shortcut_folders;
605
606 unless (grep { $::MAPDIR eq $_ } @shortcut_folders) {
607 $fc->add_shortcut_folder ($::MAPDIR)
608 if -d $::MAPDIR;
609 }
610
611 $fc->set_current_folder (getcwd);
612
613 if ($filename) {
614 $fc->set_filename ($filename);
615 }
616
617 $fc
618 }
619
620 sub new_coord_query {
621 my ($self, $finishcb) = @_;
622
623 my $coordhash = { x => 105, y => 115, worldmap => 1, overlay => 0 };
624 my $diag = GCE::HashDialogue->new;
625 $self->{"worldmap_coord_query"} = $diag;
626 $diag->signal_connect (destroy => sub {
627 delete $self->{"worldmap_coord_query"};
628 });
629 $diag->init (
630 layout_name => 'worldmap_coord_query',
631 info => "Open worldmap at ...",
632 dialog_default_size => [ 200, 200, 200, 0 ],
633 title => 'Worldmap coordinate entry',
634 ref_hash => $coordhash,
635 dialog => [
636 [x => 'X Coordinate' => 'spin', sub { (0, 999, 1) }],
637 [y => 'Y Coordinate' => 'spin', sub { (0, 999, 1) }],
638 [worldmap => 'Open worldmap' => 'check'],
639 [overlay => 'Open overlay (CF+)' => 'check'],
640 ],
641 save_button_label => 'open',
642 save_cb => sub {
643 $finishcb->($_[0]);
644 }
645 );
646 $diag->show_all;
647 }
648
649 sub open_worldmap_cb {
650 my ($self) = @_;
651
652 $self->new_coord_query (sub {
653 my ($info) = @_;
654 my ($x, $y) = ($info->{x}, $info->{y});
655 my ($worldmap, $overlay) = ($info->{worldmap}, $info->{overlay});
656 $self->open_map_editor ($::MAPDIR . "/world/world_$x\_$y")
657 if $worldmap;
658 $self->open_map_editor ($::MAPDIR . "/world-overlay/world_$x\_$y")
659 if $overlay;
660 });
661 }
662
663 sub open_cb {
664 my ($self) = @_;
665
666 my $fc = $self->new_filechooser;
667
668 if ('ok' eq $fc->run) {
669 $self->{fc_last_folder} = $fc->get_current_folder;
670 $self->{fc_last_folders}->{$self->{fc_last_folder}}++;
671
672 $self->open_map_editor ($fc->get_filename);
673 }
674
675 $fc->destroy;
676 }
677
678 sub get_pick {
679 my ($self) = @_;
680
681 $self->{attr_edit}
682 or die "Couldn't find attribute editor! SERIOUS BUG!";
683
684 # XXX: This is just to make sure that this function always returns something
685
686 my $ar = $self->{attr_edit}->get_arch;
687 return { _name => 'empty_archetype' } unless defined $ar;
688 return $ar->get;
689 }
690
691 #
692 # Map/Cursor interface
693 #
694
695 sub cursor {
696 my ($self, $map, @a) = @_;
697 $map->cursor (@a)
698 }
699
700 sub broadcast_cursor_changes {
701 my ($self, $map, $x, $y, $action, $invalid) = @_;
702 my $cursor = $map->cursor_at ($x, $y);
703 warn "CURSOR UPDTEAD($action, $invalid) $cursor!\n";
704 $cursor->changed ($action, $invalid) if defined $cursor;
705 }
706
707 =head1 AUTHOR
708
709 Marc Lehmann <schmorp@schmorp.de>
710 http://home.schmorp.de/
711
712 Robin Redeker <elmex@ta-sa.org>
713 http://www.ta-sa.org/
714
715 =cut
716 1;
717