/usr/share/perl5/Data/TreeDumper/Renderer/GTK.pm is in libdata-treedumper-renderer-gtk-perl 0.02-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 | package Data::TreeDumper::Renderer::GTK ;
use 5.006;
use strict;
use warnings;
require Exporter;
use AutoLoader qw(AUTOLOAD);
our %EXPORT_TAGS = ( 'all' => [ qw() ] );
our @EXPORT_OK = ( @{ $EXPORT_TAGS{'all'} } );
our @EXPORT = qw();
our $VERSION = '0.02';
use Data::TreeDumper ;
use Gtk2 -init;
use Glib ':constants';
use base qw(Gtk2::TreeView Exporter);
sub new
{
my $class = shift;
my %args = (data => undef, @_);
my $self = bless Gtk2::TreeView->new, $class;
$self->insert_column_with_attributes(0, 'Data', Gtk2::CellRendererText->new, text => 0);
$self->set_data ($args{data}, $args{dumper_setup}) if exists $args{data} ;
$self->set_title ($args{title});
$self->signal_connect
(
button_press_event =>
sub
{
my ($widget, $event) = @_;
if ($event->button == 3) {
_do_context_menu ($widget, $event);
return TRUE;
}
return FALSE;
}
);
return $self;
}
sub _do_context_menu
{
my ($self, $event) = @_;
my $menu = Gtk2::Menu->new;
foreach my $method ('expand_all', 'collapse_all') {
my $label = join ' ', map { ucfirst $_ } split /_/, $method;
my $item = Gtk2::MenuItem->new ($label);
$menu->append ($item);
$item->show;
$item->signal_connect (activate => sub {
$self->$method;
});
}
$menu->popup (undef, undef, undef, undef, $event->button, $event->time);
}
sub set_data
{
my ($self, $data, $dumper_setup) = @_;
my $model = Gtk2::TreeStore->new ('Glib::String');
DumpTree
(
$data
, 'GTK-perl data dump'
, %$dumper_setup
, RENDERER =>
{
NODE => \&RenderNode
# data needed by the renderer
, PREVIOUS_LEVEL => 0
, MODEL => $model
, PARENT => [Gtk2::TreePath->new_from_string()]
}
) ;
$self->set_model ($model);
}
sub set_title
{
my ($self, $title) = @_;
if (defined $title and length $title) {
$self->get_column (0)->set_title ($title);
$self->set_headers_visible (TRUE);
} else {
$self->set_headers_visible (FALSE);
}
}
#-------------------------------------------------------------------------------------------
sub RenderNode
{
my
(
$element
, $level
, $is_terminal
, $previous_level_separator
, $separator
, $element_name
, $element_value
, $td_address
, $address_link
, $perl_size
, $perl_address
, $setup
) = @_ ;
my $model = $setup->{RENDERER}{MODEL} ;
my $parents = $setup->{RENDERER}{PARENT} ;
my $previous_level = $setup->{RENDERER}{PREVIOUS_LEVEL} ;
# wind up the parents list if necessary
splice @$parents, 0, ($previous_level - $level) if($level < $previous_level) ;
my $path = $parents->[0] ;
my $parent = $model->get_iter($path) if($path->get_depth() > 0) ;
$element_value = " = $element_value" if($element_value ne '') ;
my $address = $td_address ;
$address .= "-> $address_link" if defined $address_link ;
$perl_size = "<$perl_size>" if $perl_size ne '' ;
my $rendering ;
if($setup->{DISPLAY_ADDRESS})
{
$rendering = "$element_name$element_value [$address] $perl_size $perl_address" ;
}
else
{
$rendering = "$element_name$element_value $perl_size $perl_address" ;
}
unless($is_terminal)
{
my $parent = $model->append ($parent);
$model->set($parent, 0, $rendering);
my $path = $model->get_path($parent) ;
unshift @{$setup->{RENDERER}{PARENT}}, $path ;
}
else
{
$model->set($model->append($parent),0, $rendering);
}
$setup->{RENDERER}{PREVIOUS_LEVEL} = $level ;
}
1;
__END__
=head1 NAME
Data::TreeDumper::Renderer::GTK - Gtk2::TreeView renderer for B<Data::TreeDumper>
=head1 SYNOPSIS
my $treedumper = Data::TreeDumper::Renderer::GTK->new
(
data => \%data,
title => 'Test Data',
dumper_setup => {DISPLAY_PERL_SIZE => 1}
);
$treedumper->modify_font(Gtk2::Pango::FontDescription->from_string ('monospace'));
$treedumper->expand_all;
# some boilerplate to get the widget onto the screen...
my $window = Gtk2::Window->new;
my $scroller = Gtk2::ScrolledWindow->new;
$scroller->add ($treedumper);
$window->add ($scroller);
$window->show_all;
=head1 HIERARCHY
Glib::Object
+----Gtk2::Object
+----Gtk2::Widget
+----Gtk2::Container
+----Gtk2::TreeView
+----Data::TreeDumper::Renderer::GTK
=head1 DESCRIPTION
GTK-perl renderer for B<Data::TreeDumper>.
This widget is the gui equivalent of Data::TreeDumper; it will display a
perl data structure in a TreeView, allowing you to fold and unfold child
data structures and get a quick feel for what's where. Right-clicking
anywhere in the view brings up a context menu, from which the user can
choose to expand or collapse all items.
=head1 EXAMPLE
B<gtk_test.pl>
=head1 METHODS
=over
=item widget = Data::TreeDumper::Renderer::GTK::TreeDumper->new (...)
Create a new TreeDumper. The optional arguments are expect to be key/val
pairs.
=over
=item - dumper_setup => hash reference
All data is passed to Data::TreeDumper
=item - data => scalar
Equivalent to calling C<< $treedumper->set_data ($scalar) >>.
=item - title => string or undef
Equivalent to calling C<< $treedumper->set_title ($string) >>.
=back
=item $treedumper->set_data ($newdata)
=over
=item * $newdata (scalar)
=back
Fill the tree with I<$newdata>, which may be any scalar. The tree does
not reference I<$newdata> -- necessary data is copied.
=item $treedumper->set_title ($title=undef)
=over
=item * $title (string or undef) a new title
=back
Set the string displayed as the column title. The view is created with one
column, and the header is visible only if there is a title set.
=back
=head1 EXPORT
None
=head1 AUTHORS
Khemir Nadim ibn Hamouda. <nadim@khemir.net>
Muppet <scott at asofyet dot org>
Copyright (c) 2005 Nadim Ibn Hamouda el Khemir and
Muppet. All rights reserved.
This program is free software; you can redistribute
it and/or modify it under the same terms as Perlitself.
If you find any value in this module, mail me! All hints, tips, flames and wishes
are welcome at <nadim@khemir.net>.
=head1 SEE ALSO
B<Data::TreeDumper> for advanced usage of the dumper engine.
=cut
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