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# Tree View/List Store
#
# 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.
#
#
package list_store;
use Glib qw(TRUE FALSE);
use Gtk2;
use constant COLUMN_FIXED => 0;
use constant COLUMN_NUMBER => 1;
use constant COLUMN_SEVERITY => 2;
use constant COLUMN_DESCRIPTION => 3;
use constant NUM_COLUMNS => 4;
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 :=)" },
);
sub create_model {
# create list store
my $store = Gtk2::ListStore->new ('Glib::Boolean', # => G_TYPE_BOOLEAN
'Glib::Uint', # => G_TYPE_UINT
'Glib::String', # => G_TYPE_STRING
'Glib::String'); # you get the idea
# add data to the list store
foreach my $d (@data) {
my $iter = $store->append;
$store->set ($iter,
COLUMN_FIXED, $d->{fixed},
COLUMN_NUMBER, $d->{number},
COLUMN_SEVERITY, $d->{severity},
COLUMN_DESCRIPTION, $d->{description},
);
}
return $store;
}
sub fixed_toggled {
my ($cell, $path_str, $model) = @_;
# my $path = Gtk2::TreePath->new_from_string ($path_str);
my $path = Gtk2::TreePath->new ($path_str);
# get toggled iter
my $iter = $model->get_iter ($path);
my ($fixed) = $model->get ($iter, COLUMN_FIXED);
# do something with the value
$fixed ^= 1;
# set new value
$model->set ($iter, COLUMN_FIXED, $fixed);
}
sub add_columns {
my $treeview = shift;
my $model = $treeview->get_model;
# column for fixed toggles
my $renderer = Gtk2::CellRendererToggle->new;
$renderer->signal_connect (toggled => \&fixed_toggled, $model);
my $column = Gtk2::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 = Gtk2::CellRendererText->new;
$column = Gtk2::TreeViewColumn->new_with_attributes ("Bug number",
$renderer,
text => COLUMN_NUMBER);
$column->set_sort_column_id (COLUMN_NUMBER);
$treeview->append_column ($column);
# column for severities
$renderer = Gtk2::CellRendererText->new;
$column = Gtk2::TreeViewColumn->new_with_attributes ("Severity",
$renderer,
text => COLUMN_SEVERITY);
$column->set_sort_column_id (COLUMN_SEVERITY);
$treeview->append_column ($column);
# column for description
$renderer = Gtk2::CellRendererText->new;
$column = Gtk2::TreeViewColumn->new_with_attributes ("Description",
$renderer,
text => COLUMN_DESCRIPTION);
$column->set_sort_column_id (COLUMN_DESCRIPTION);
$treeview->append_column ($column);
}
sub do {
if (!$window) {
# create window, etc
$window = Gtk2::Window->new ('toplevel');
$window->set_title ('GtkListStore demo');
$window->signal_connect (destroy => sub { $window = undef });
$window->set_border_width (8);
my $vbox = Gtk2::VBox->new (FALSE, 8);
$window->add ($vbox);
my $label = Gtk2::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).");
$vbox->pack_start ($label, FALSE, FALSE, 0);
my $sw = Gtk2::ScrolledWindow->new (undef, undef);
$sw->set_shadow_type ('etched-in');
$sw->set_policy ('never', 'automatic');
$vbox->pack_start ($sw, TRUE, TRUE, 0);
# create tree model
my $model = create_model ();
# create tree view
my $treeview = Gtk2::TreeView->new ($model);
$treeview->set_rules_hint (TRUE);
$treeview->set_search_column (COLUMN_DESCRIPTION);
$sw->add ($treeview);
# add columns to the tree view
add_columns ($treeview);
# finish & show
$window->set_default_size (280, 250);
}
if (!$window->visible) {
$window->show_all;
} else {
$window->destroy;
$window = undef;
}
return $window;
}
1;
__END__
Copyright (C) 2003 by the gtk2-perl team (see the file AUTHORS for the
full list)
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.
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.
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