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liststore.pl
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liststore.pl
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#!/usr/bin/perl
#
# The GtkListStore is used to store data in list form, to be used
# later on by a GtkTreeView to display it. This demo builds a
# simple GtkListStore and displays it. See the Stock Browser
# demo for a more advanced example.
#
# Perl version by Dave M <dave.nerd@gmail.com>
use strict;
use warnings;
use Gtk3 '-init';
use Glib 'TRUE', 'FALSE';
use constant COLUMN_FIXED => 0;
use constant COLUMN_NUMBER => 1;
use constant COLUMN_SEVERITY => 2;
use constant COLUMN_DESCRIPTION => 3;
my @data = ( {
fixed => FALSE,
number => 60482,
severity => "Normal",
description => "scrollable notebooks and hidden tabs"
},
{ fixed => FALSE,
number => 60620,
severity => "Critical",
description =>
"gdk_window_clear_area (gdkwindow-win32.c) is not thread-safe"
},
{ fixed => FALSE,
number => 50214,
severity => "Major",
description => "Xft support does not clean up correctly"
},
{ fixed => TRUE,
number => 52877,
severity => "Major",
description => "GtkFileSelection needs a refresh method. "
},
{ fixed => FALSE,
number => 56070,
severity => "Normal",
description => "Can't click button after setting in sensitive"
},
{ fixed => TRUE,
number => 56355,
severity => "Normal",
description => "GtkLabel - Not all changes propagate correctly"
},
{ fixed => FALSE,
number => 50055,
severity => "Normal",
description => "Rework width/height computations for TreeView"
},
{ fixed => FALSE,
number => 58278,
severity => "Normal",
description => "gtk_dialog_set_response_sensitive () doesn't work"
},
{ fixed => FALSE,
number => 55767,
severity => "Normal",
description => "Getters for all setters"
},
{ fixed => FALSE,
number => 56925,
severity => "Normal",
description => "Gtkcalender size"
},
{ fixed => FALSE,
number => 56221,
severity => "Normal",
description => "Selectable label needs right-click copy menu"
},
{ fixed => TRUE,
number => 50939,
severity => "Normal",
description => "Add shift clicking to GtkTextView"
},
{ fixed => FALSE,
number => 6112,
severity => "Enhancement",
description => "netscape-like collapsable toolbars"
},
{ fixed => FALSE,
number => 1,
severity => "Normal",
description => "First bug :=)"
},
);
my $window = Gtk3::Window->new;
$window->set_title('ListStore demo');
$window->signal_connect( destroy => sub { Gtk3->main_quit } );
$window->set_border_width(8);
$window->set_default_size( 300, 250 );
my $icon = 'gtk-logo-rgb.gif';
if ( -e $icon ) {
my $pixbuf = Gtk3::Gdk::Pixbuf->new_from_file($icon);
my $transparent = $pixbuf->add_alpha( TRUE, 0xff, 0xff, 0xff );
$window->set_icon($transparent);
}
# This VBox will be handy to organize objects
my $box = Gtk3::Box->new( 'vertical', 8 );
$box->set_homogeneous(FALSE);
$window->add($box);
$box->pack_start(
Gtk3::Label->new(
'This is the bug list (note: not based on real data, '
. 'it would be nice to have a nice ODBC interface to '
. 'bugzilla or so, though).'
),
FALSE, FALSE, 0
);
my $sw = Gtk3::ScrolledWindow->new( undef, undef );
$sw->set_shadow_type('etched-in');
$sw->set_policy( 'never', 'automatic' );
$box->pack_start( $sw, TRUE, TRUE, 5 );
# Create TreeModel
my $model = create_model();
# Create a TreeView
my $treeview = Gtk3::TreeView->new($model);
$treeview->set_rules_hint(TRUE);
$treeview->set_search_column(COLUMN_DESCRIPTION);
$sw->add($treeview);
# Add columns to TreeView
add_columns($treeview);
$window->show_all;
Gtk3->main();
sub add_columns {
my $treeview = shift;
my $model = $treeview->get_model();
# Column for fixed toggles
my $renderer = Gtk3::CellRendererToggle->new;
$renderer->signal_connect(
toggled => \&fixed_toggled,
$model
);
my $column =
Gtk3::TreeViewColumn->new_with_attributes( 'Fixed', $renderer,
active => COLUMN_FIXED );
# Set this column to a fixed sizing (of 50 pixels)
$column->set_sizing('fixed');
$column->set_fixed_width(50);
$treeview->append_column($column);
# Column for bug numbers
$renderer = Gtk3::CellRendererText->new;
$column =
Gtk3::TreeViewColumn->new_with_attributes( 'Bug number', $renderer,
text => COLUMN_NUMBER );
$column->set_sort_column_id(COLUMN_NUMBER);
$treeview->append_column($column);
# Column for severities
$column =
Gtk3::TreeViewColumn->new_with_attributes( 'Severity', $renderer,
text => COLUMN_SEVERITY );
$column->set_sort_column_id(COLUMN_SEVERITY);
$treeview->append_column($column);
# Column for description
$column =
Gtk3::TreeViewColumn->new_with_attributes( 'Description', $renderer,
text => COLUMN_DESCRIPTION );
$column->set_sort_column_id(COLUMN_DESCRIPTION);
$treeview->append_column($column);
}
sub fixed_toggled {
my ( $cell, $path_str, $model ) = @_;
my $path = Gtk3::TreePath->new($path_str);
# Get toggled iter
my $iter = $model->get_iter($path);
my $fixed = $model->get_value( $iter, COLUMN_FIXED );
# Do something with value
$fixed ^= 1;
# Set new value
$model->set( $iter, COLUMN_FIXED, $fixed );
}
sub create_model {
my $lstore =
Gtk3::ListStore->new( 'Glib::Boolean', 'Glib::Uint', 'Glib::String',
'Glib::String', );
for my $item (@data) {
my $iter = $lstore->append();
$lstore->set(
$iter, COLUMN_FIXED,
$item->{fixed}, COLUMN_NUMBER,
$item->{number}, COLUMN_SEVERITY,
$item->{severity}, COLUMN_DESCRIPTION,
$item->{description} );
}
return $lstore;
}
# 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 2.1 of
# the License, or (at your option) any later version.