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- package my_gtk;
-
-
-
-
-
- @ISA = qw(Exporter);
- %EXPORT_TAGS = (
- helpers => [ qw(create_okcancel createScrolledWindow create_menu create_notebook create_packtable create_hbox create_vbox create_adjustment create_box_with_title create_treeitem) ],
- wrappers => [ qw(gtksignal_connect gtkpack gtkpack_ gtkpack__ gtkappend gtkadd gtktext_insert gtkset_usize gtkset_justify gtkset_active gtkshow gtkdestroy gtkset_mousecursor gtkset_background gtkset_default_fontset) ],
- ask => [ qw(ask_warn ask_okcancel ask_yesorno ask_from_entry ask_from_list ask_file) ],
- );
- $EXPORT_TAGS{all} = [ map { @$_ } values %EXPORT_TAGS ];
- @EXPORT_OK = map { @$_ } values %EXPORT_TAGS;
-
- use Gtk;
- use c;
- use common qw(:common :functional);
-
- my $forgetTime = 1000;
- $border = 5;
-
- 1;
-
-
-
-
- sub new {
- my ($type, $title, %opts) = @_;
-
- Gtk->init;
- my $o = bless { %opts }, $type;
- $o->_create_window($title);
- while (my $e = shift @tempory::objects) { $e->destroy }
- push @interactive::objects, $o unless $opts{no_interactive_objects};
-
- top(@grabbed)->grab_remove if @grabbed;
- push(@grabbed, $o->{rwindow}), $o->{rwindow}->grab_add if $my_gtk::grab || $o->{grab};
-
- $o;
- }
- sub main($;$) {
- my ($o, $f) = @_;
- $o->show;
-
- do {
- local $::setstep = 1;
- Gtk->main
- } while ($o->{retval} && $f && !&$f());
- $o->destroy;
- $o->{retval}
- }
- sub show($) {
- my ($o) = @_;
- $o->{window}->show;
- $o->{rwindow}->show;
- }
- sub destroy($) {
- my ($o) = @_;
- (pop @grabbed)->grab_remove if @grabbed;
- top(@grabbed)->grab_add if @grabbed;
- $o->{rwindow}->destroy;
- flush();
- }
- sub DESTROY { goto &destroy }
- sub sync($) {
- my ($o) = @_;
- show($o);
- flush();
- }
- sub flush(;$) {
- Gtk->main_iteration while Gtk->events_pending;
- }
- sub bigsize($) {
- $_[0]{rwindow}->set_usize(600,400);
- }
-
-
- sub gtkshow($) { $_[0]->show; $_[0] }
- sub gtkdestroy($) { $_[0] and $_[0]->destroy }
- sub gtkset_usize($$$) { $_[0]->set_usize($_[1],$_[2]); $_[0] }
- sub gtkset_justify($$) { $_[0]->set_justify($_[1]); $_[0] }
- sub gtkset_active($$) { $_[0]->set_active($_[1]); $_[0] }
-
- sub gtksignal_connect($@) {
- my $w = shift;
- $w->signal_connect(@_);
- $w
- }
- sub gtkpack($@) {
- my $box = shift;
- gtkpack_($box, map { 1, $_} @_);
- }
- sub gtkpack__($@) {
- my $box = shift;
- gtkpack_($box, map { 0, $_} @_);
- }
- sub gtkpack_($@) {
- my $box = shift;
- for (my $i = 0; $i < @_; $i += 2) {
- my $l = $_[$i + 1];
- ref $l or $l = new Gtk::Label($l);
- $box->pack_start($l, $_[$i], 1, 0);
- $l->show;
- }
- $box
- }
- sub gtkappend($@) {
- my $w = shift;
- foreach (@_) {
- my $l = $_;
- ref $l or $l = new Gtk::Label($l);
- $w->append($l);
- $l->show;
- }
- $w
- }
- sub gtkadd($@) {
- my $w = shift;
- foreach (@_) {
- my $l = $_;
- ref $l or $l = new Gtk::Label($l);
- $w->add($l);
- $l->show;
- }
- $w
- }
-
- sub gtktext_insert($$) {
- my ($w, $t) = @_;
- $w->backward_delete($w->get_length);
- $w->insert(undef, undef, undef, "$t\n");
- $w->set_word_wrap(1);
- $w->vadj->set_value(0);
- $w;
- }
-
- sub gtkroot {
- Gtk->init;
- Gtk::Gdk::Window->new_foreign(Gtk::Gdk->ROOT_WINDOW);
- }
-
- sub gtkcolor($$$) {
- my ($r, $g, $b) = @_;
-
- my $color = bless {}, 'Gtk::Gdk::Color';
- $color->red ($r);
- $color->green($g);
- $color->blue ($b);
- gtkroot()->get_colormap->color_alloc($color);
- }
-
- sub gtkset_mousecursor($) {
- my ($type) = @_;
- gtkroot()->set_cursor(Gtk::Gdk::Cursor->new($type));
- }
-
- sub gtkset_background {
- my ($r, $g, $b) = @_;
-
- my $root = gtkroot();
- my $gc = Gtk::Gdk::GC->new($root);
-
- my $color = gtkcolor($r, $g, $b);
- $gc->set_foreground($color);
- $root->set_background($color);
-
- my ($h, $w) = $root->get_size;
- $root->draw_rectangle($gc, 1, 0, 0, $w, $h);
- }
-
- sub gtkset_default_fontset($) {
- my ($fontset) = @_;
-
- my $style = Gtk::Widget->get_default_style;
- my $f = Gtk::Gdk::Font->fontset_load($fontset) or die '';
- $style->font($f);
- Gtk::Widget->set_default_style($style);
- }
-
-
-
-
-
-
-
-
- sub create_okcancel($;$$) {
- my ($w, $ok, $cancel) = @_;
-
- gtkadd(create_hbox(),
- gtksignal_connect($w->{ok} = new Gtk::Button($ok || _("Ok")), "clicked" => $w->{ok_clicked} || sub { $w->{retval} = 1; Gtk->main_quit }),
- ($ok xor $cancel) ? () : gtksignal_connect(new Gtk::Button($cancel || _("Cancel")), "clicked" => $w->{cancel_clicked} || sub { $w->{retval} = 0; Gtk->main_quit }),
- );
- }
-
- sub create_box_with_title($@) {
- my $o = shift;
-
- $o->{box} = (@_ <= 2 && (map { split "\n" } @_) > 6) ?
- gtkpack(new Gtk::VBox(0,0),
- gtkset_usize(createScrolledWindow(gtktext_insert(new Gtk::Text, join "\n", @_)), 400, 250)) :
- gtkpack_(new Gtk::VBox(0,0),
- (map {
- my $w = ref $_ ? $_ : new Gtk::Label($_);
- $w->set_name("Title");
- 0, $w;
- } map { ref $_ ? $_ : warp_text($_) } @_),
- 0, new Gtk::HSeparator,
- );
- }
-
- sub createScrolledWindow($) {
- my ($W) = @_;
- my $w = new Gtk::ScrolledWindow(undef, undef);
- $w->set_policy('automatic', 'automatic');
- member(ref $W, qw(Gtk::CList Gtk::CTree Gtk::Text)) ?
- $w->add($W) :
- $w->add_with_viewport($W);
- $W->show;
- $w
- }
-
- sub create_menu($@) {
- my $title = shift;
- my $w = new Gtk::MenuItem($title);
- $w->set_submenu(gtkshow(gtkappend(new Gtk::Menu, @_)));
- $w
- }
-
- sub add2notebook {
- my ($n, $title, $book) = @_;
-
- my ($w1, $w2) = map { new Gtk::Label($_) } $title, $title;
- $book->{widget_title} = $w1;
- $n->append_page_menu($book, $w1, $w2);
- $book->show;
- $w1->show;
- $w2->show;
- }
-
- sub create_notebook(@) {
- my $n = new Gtk::Notebook;
- add2notebook($n, splice(@_, 0, 2)) while @_;
- $n
- }
-
- sub create_adjustment($$$) {
- my ($val, $min, $max) = @_;
- new Gtk::Adjustment($val, $min, $max + 1, 1, ($max - $min + 1) / 10, 1);
- }
-
- sub create_packtable($@) {
- my $options = shift;
- my $w = new Gtk::Table(0, 0, $options->{homogeneous} || 0);
- map_index {
- my ($i) = @_;
- map_index {
- my ($j) = @_;
- if (defined $_) {
- ref $_ or $_ = new Gtk::Label($_);
- $w->attach_defaults($_, $j, $j + 1, $i, $i + 1);
- $_->show;
- }
- } @$_;
- } @_;
- $w->set_col_spacings($options->{col_spacings} || 0);
- $w->set_row_spacings($options->{row_spacings} || 0);
- $w
- }
-
- sub create_hbox {
- my $w = new Gtk::HButtonBox;
- $w->set_layout(-spread);
- $w;
- }
- sub create_vbox {
- my $w = new Gtk::VButtonBox;
- $w->set_layout(-spread);
- $w;
- }
-
-
- sub _create_window($$) {
- my ($o, $title) = @_;
- my $w = new Gtk::Window;
- my $f = new Gtk::Frame(undef);
- $w->set_name("Title");
-
- if ($::isStandalone || $o->{no_border} || 1) { # hack
- gtkadd($w, $f);
- } else {
- my $t = new Gtk::Table(0, 0, 0);
-
- my $new = sub {
- my $w = new Gtk::DrawingArea;
- $w->set_usize($border, $border);
- $w->set_events(['exposure_mask']);
- $w->signal_connect_after(expose_event =>
- sub { $w->window->draw_rectangle($w->style->black_gc, 1, 0, 0, @{$w->allocation}[2,3]); 1 }
- );
- $w->show;
- $w;
- };
-
- $t->attach(&$new(), 0, 1, 0, 3, [], , ["expand","fill"], 0, 0);
- $t->attach(&$new(), 1, 2, 0, 1, ["expand","fill"], [], 0, 0);
- $t->attach($f, 1, 2, 1, 2, ["expand","fill"], ["expand","fill"], 0, 0);
- $t->attach(&$new(), 1, 2, 2, 3, ["expand","fill"], [], 0, 0);
- $t->attach(&$new(), 2, 3, 0, 3, [], ["expand","fill"], 0, 0);
-
- gtkadd($w, $t);
- }
-
- $w->set_title($title);
-
- $w->signal_connect(expose_event => sub { c::XSetInputFocus($w->window->XWINDOW); }) if $my_gtk::force_focus || $o->{force_focus};
- $w->signal_connect(delete_event => sub { undef $o->{retval}; Gtk->main_quit });
- $w->set_uposition(@{$my_gtk::force_position || $o->{force_position}}) if $my_gtk::force_position || $o->{force_position};
-
- $w->signal_connect("key_press_event" => sub {
- my $d = ${{ 65481 => 'next',
- 65480 => 'previous' }}{$_[1]->{keyval}} or return;
- my $s = $::o->{step};
- do { $s = $::o->{steps}{$s}{$d} } until !$s || $::o->{steps}{$s}{reachable};
- $::setstep && $s and die "setstep $s\n";
- });
-
- $w->signal_connect(size_allocate => sub {
- my ($wi, $he) = @{$_[1]}[2,3];
- my ($X, $Y, $Wi, $He) = @{$my_gtk::force_center || $o->{force_center}};
- $w->set_uposition(max(0, $X + ($Wi - $wi) / 2), max(0, $Y + ($He - $he) / 2));
- }) if ($my_gtk::force_center || $o->{force_center}) && !($my_gtk::force_position || $o->{force_position}) ;
-
- $o->{window} = $f;
- $o->{rwindow} = $w;
- }
-
- my ($next_child, $left, $right, $up, $down);
- {
- my $next_child = sub {
- my ($c, $dir) = @_;
-
- my @childs = $c->parent->children;
-
- my $i; for ($i = 0; $i < @childs; $i++) {
- last if $childs[$i] == $c || $childs[$i]->subtree == $c;
- }
- $i += $dir;
- 0 <= $i && $i < @childs ? $childs[$i] : undef;
- };
- $left = sub { &$next_child($_[0]->parent, 0); };
- $right = sub {
- my ($c) = @_;
- if ($c->subtree) {
- $c->expand;
- ($c->subtree->children)[0];
- } else {
- $c;
- }
- };
- $down = sub {
- my ($c) = @_;
- return &$right($c) if ref $c eq "Gtk::TreeItem" && $c->subtree && $c->expanded;
-
- if (my $n = &$next_child($c, 1)) {
- $n;
- } else {
- return if ref $c->parent ne 'Gtk::Tree';
- &$down($c->parent);
- }
- };
- $up = sub {
- my ($c) = @_;
- if (my $n = &$next_child($c, -1)) {
- $n = ($n->subtree->children)[-1] while ref $n eq "Gtk::TreeItem" && $n->subtree && $n->expanded;
- $n;
- } else {
- return if ref $c->parent ne 'Gtk::Tree';
- &$left($c);
- }
- };
- }
-
- sub create_treeitem($) {
- my ($name) = @_;
-
- my $w = new Gtk::TreeItem($name);
- $w->signal_connect(key_press_event => sub {
- my (undef, $e) = @_;
- local $_ = chr ($e->{keyval} & 0xff);
-
- if ($e->{keyval} > 0x100) {
- my $n;
- $n = &$left($w) if /[Q┤\x96]/;
- $n = &$right($w) if /[S╢\x98]/;
- $n = &$up($w) if /[R╕\x97]/;
- $n = &$down($w) if /[T▓\x99]/;
- if ($n) {
- $n->focus('up');
- $w->signal_emit_stop("key_press_event");
- }
- $w->expand if /[+½]/;
- $w->collapse if /[-\xad]/;
- do {
- $w->expanded ? $w->collapse : $w->expand;
- $w->signal_emit_stop("key_press_event");
- } if /[\r\x8d]/;
- }
- 1;
- });
- $w;
- }
-
-
-
-
-
-
-
-
-
- sub ask_warn { my $w = my_gtk->new(shift @_); $w->_ask_warn(@_); main($w); }
- sub ask_yesorno { my $w = my_gtk->new(shift @_); $w->_ask_okcancel(@_, _("Yes"), _("No")); main($w); }
- sub ask_okcancel { my $w = my_gtk->new(shift @_); $w->_ask_okcancel(@_, _("Is this correct?"), _("Ok"), _("Cancel")); main($w); }
- sub ask_from_entry { my $w = my_gtk->new(shift @_); $w->_ask_from_entry(@_); main($w); }
- sub ask_from_list { my $w = my_gtk->new($_[0]); $w->_ask_from_list(@_); main($w); }
- sub ask_file { my $w = my_gtk->new(''); $w->_ask_file(@_); main($w); }
-
- sub _ask_from_entry($$@) {
- my ($o, @msgs) = @_;
- my $entry = new Gtk::Entry;
- my $f = sub { $o->{retval} = $entry->get_text; Gtk->main_quit };
- $o->{ok_clicked} = $f;
- $o->{cancel_clicked} = sub { undef $o->{retval}; Gtk->main_quit };
-
- gtkadd($o->{window},
- gtkpack($o->create_box_with_title(@msgs),
- gtksignal_connect($entry, 'activate' => $f),
- ($o->{hide_buttons} ? () : create_okcancel($o))),
- );
- $entry->grab_focus();
- }
-
- sub _ask_from_list {
- my ($o, $title, $messages, $l, $def) = @_;
- my (undef, @okcancel) = ref $title ? @$title : $title;
- my $list = new Gtk::CList(1);
- my ($first_time, $starting_word, $start_reg) = (1, '', "^");
- my (@widgets, $timeout, $curr);
-
- my $leave = sub { $o->{retval} = $l->[$curr]; Gtk->main_quit };
- my $select = sub {
- $list->focus_row($_[0]);
- $list->select_row($_[0], 0);
- $list->moveto($_[0], 0, 0.5, 0);
- };
-
- ref $title && !@okcancel ?
- $list->signal_connect(button_release_event => $leave) :
- $list->signal_connect(button_press_event => sub { &$leave if $_[1]{type} =~ /^2/ });
-
- $list->signal_connect(select_row => sub {
- my ($w, $row, undef, $e) = @_;
- $curr = $row;
- });
- $list->signal_connect(key_press_event => sub {
- my ($w, $e) = @_;
- my $c = chr $e->{keyval};
-
- Gtk->timeout_remove($timeout) if $timeout; $timeout = '';
-
- if ($e->{keyval} >= 0x100) {
- &$leave if $c eq "\r" || $c eq "\x8d";
- $starting_word = '' if $e->{keyval} != 0xffe4; # control
- } else {
- if ($e->{state} & 4) {
-
- $c eq "s" or return 1;
- $start_reg and $start_reg = '', return 1;
- $curr++;
- } else {
- &$leave if $c eq ' ';
-
- $curr++ if $starting_word eq '' || $starting_word eq $c;
- $starting_word .= $c unless $starting_word eq $c;
- }
- my $word = quotemeta $starting_word;
- my $j; for ($j = 0; $j < @$l; $j++) {
- $l->[($j + $curr) % @$l] =~ /$start_reg$word/i and last;
- }
- $j == @$l ?
- $starting_word = '' :
- &$select(($j + $curr) % @$l);
-
- $w->{timeout} = $timeout = Gtk->timeout_add($forgetTime, sub { $timeout = $starting_word = ''; 0 } );
- }
- 1;
- });
- $list->set_selection_mode('browse');
- $list->set_column_auto_resize(0, 1);
-
- $o->{ok_clicked} = $leave;
- $o->{cancel_clicked} = sub { $o->destroy; die "ask_from_list cancel" };
- gtkadd($o->{window},
- gtkpack($o->create_box_with_title(@$messages),
- gtkpack_(new Gtk::VBox(0,7),
- 1, @$l > 15 ? gtkset_usize(createScrolledWindow($list), 200, 280) : $list,
- @okcancel || !ref $title ? (0, create_okcancel($o, @okcancel)) : ())
- ));
- $o->show;
- my $toselect; map_index {
- $list->append($_);
- $toselect = $::i if $def && $_ eq $def;
- } @$l;
- &$select($toselect);
-
- $list->grab_focus;
- }
-
- sub _ask_warn($@) {
- my ($o, @msgs) = @_;
- gtkadd($o->{window},
- gtkpack($o->create_box_with_title(@msgs),
- gtksignal_connect(my $w = new Gtk::Button(_("Ok")), "clicked" => sub { Gtk->main_quit }),
- ),
- );
- $w->grab_focus();
- }
-
- sub _ask_okcancel($@) {
- my ($o, @msgs) = @_;
- my ($ok, $cancel) = splice @msgs, -2;
-
- gtkadd($o->{window},
- gtkpack(create_box_with_title($o, @msgs),
- create_okcancel($o, $ok, $cancel),
- )
- );
- $o->{ok}->grab_focus();
- }
-
-
- sub _ask_file($$) {
- my ($o, $title) = @_;
- my $f = $o->{rwindow} = new Gtk::FileSelection $title;
- $f->ok_button->signal_connect(clicked => sub { $o->{retval} = $f->get_filename ; Gtk->main_quit });
- $f->cancel_button->signal_connect(clicked => sub { Gtk->main_quit });
- $f->hide_fileop_buttons;
- }
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