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|
# Tree View/Tree Store
#
# The GtkTreeStore is used to store data in tree form, to be
# used later on by a GtkTreeView to display it. This demo builds
# a simple GtkTreeStore and displays it. If you're new to the
# GtkTreeView widgets and associates, look into the GtkListStore
# example first.
#
package tree_store;
use Gtk2;
use Glib qw(TRUE FALSE);
my $window = undef;
# columns
use constant HOLIDAY_NAME_COLUMN => 0;
use constant ALEX_COLUMN => 1;
use constant HAVOC_COLUMN => 2;
use constant TIM_COLUMN => 3;
use constant OWEN_COLUMN => 4;
use constant DAVE_COLUMN => 5;
use constant VISIBLE_COLUMN => 6;
use constant WORLD_COLUMN => 7;
use constant NUM_COLUMNS => 8;
#
# tree data
#
my @january = (
{ label => "New Years Day", alex => TRUE, havoc => TRUE, tim => TRUE, owen => TRUE, dave => FALSE, world_holiday => TRUE },
{ label => "Presidential Inauguration", alex => FALSE, havoc => TRUE, tim => FALSE, owen => TRUE, dave => FALSE, world_holiday => FALSE },
{ label => "Martin Luther King Jr. day", alex => FALSE, havoc => TRUE, tim => FALSE, owen => TRUE, dave => FALSE, world_holiday => FALSE },
);
my @february = (
{ label => "Presidents' Day", alex => FALSE, havoc => TRUE, tim => FALSE, owen => TRUE, dave => FALSE, world_holiday => FALSE },
{ label => "Groundhog Day", alex => FALSE, havoc => FALSE, tim => FALSE, owen => FALSE, dave => FALSE, world_holiday => FALSE },
{ label => "Valentine's Day", alex => FALSE, havoc => FALSE, tim => FALSE, owen => FALSE, dave => TRUE, world_holiday => TRUE },
);
my @march = (
{ label => "National Tree Planting Day", alex => FALSE, havoc => FALSE, tim => FALSE, owen => FALSE, dave => FALSE, world_holiday => FALSE },
{ label => "St Patrick's Day", alex => FALSE, havoc => FALSE, tim => FALSE, owen => FALSE, dave => FALSE, world_holiday => TRUE },
);
my @april = (
{ label => "April Fools' Day", alex => FALSE, havoc => FALSE, tim => FALSE, owen => FALSE, dave => FALSE, world_holiday => TRUE },
{ label => "Army Day", alex => FALSE, havoc => FALSE, tim => FALSE, owen => FALSE, dave => FALSE, world_holiday => FALSE },
{ label => "Earth Day", alex => FALSE, havoc => FALSE, tim => FALSE, owen => FALSE, dave => FALSE, world_holiday => TRUE },
{ label => "Administrative Professionals' Day", alex => FALSE, havoc => FALSE, tim => FALSE, owen => FALSE, dave => FALSE, world_holiday => FALSE },
);
my @may = (
{ label => "Nurses' Day", alex => FALSE, havoc => FALSE, tim => FALSE, owen => FALSE, dave => FALSE, world_holiday => FALSE },
{ label => "National Day of Prayer", alex => FALSE, havoc => FALSE, tim => FALSE, owen => FALSE, dave => FALSE, world_holiday => FALSE },
{ label => "Mothers' Day", alex => FALSE, havoc => FALSE, tim => FALSE, owen => FALSE, dave => FALSE, world_holiday => TRUE },
{ label => "Armed Forces Day", alex => FALSE, havoc => FALSE, tim => FALSE, owen => FALSE, dave => FALSE, world_holiday => FALSE },
{ label => "Memorial Day", alex => TRUE, havoc => TRUE, tim => TRUE, owen => TRUE, dave => FALSE, world_holiday => TRUE },
);
my @june = (
{ label => "June Fathers' Day", alex => FALSE, havoc => FALSE, tim => FALSE, owen => FALSE, dave => FALSE, world_holiday => TRUE },
{ label => "Juneteenth (Liberation of Slaves)", alex => FALSE, havoc => FALSE, tim => FALSE, owen => FALSE, dave => FALSE, world_holiday => FALSE },
{ label => "Flag Day", alex => FALSE, havoc => TRUE, tim => FALSE, owen => TRUE, dave => FALSE, world_holiday => FALSE },
);
my @july = (
{ label => "Parents' Day", alex => FALSE, havoc => FALSE, tim => FALSE, owen => FALSE, dave => FALSE, world_holiday => TRUE },
{ label => "Independence Day", alex => FALSE, havoc => TRUE, tim => FALSE, owen => TRUE, dave => FALSE, world_holiday => FALSE },
);
my @august = (
{ label => "Air Force Day", alex => FALSE, havoc => FALSE, tim => FALSE, owen => FALSE, dave => FALSE, world_holiday => FALSE },
{ label => "Coast Guard Day", alex => FALSE, havoc => FALSE, tim => FALSE, owen => FALSE, dave => FALSE, world_holiday => FALSE },
{ label => "Friendship Day", alex => FALSE, havoc => FALSE, tim => FALSE, owen => FALSE, dave => FALSE, world_holiday => FALSE },
);
my @september = (
{ label => "Grandparents' Day", alex => FALSE, havoc => FALSE, tim => FALSE, owen => FALSE, dave => FALSE, world_holiday => TRUE },
{ label => "Citizenship Day or Constitution Day", alex => FALSE, havoc => FALSE, tim => FALSE, owen => FALSE, dave => FALSE, world_holiday => FALSE },
{ label => "Labor Day", alex => TRUE, havoc => TRUE, tim => TRUE, owen => TRUE, dave => FALSE, world_holiday => TRUE },
);
my @october = (
{ label => "National Children's Day", alex => FALSE, havoc => FALSE, tim => FALSE, owen => FALSE, dave => FALSE, world_holiday => FALSE },
{ label => "Bosses' Day", alex => FALSE, havoc => FALSE, tim => FALSE, owen => FALSE, dave => FALSE, world_holiday => FALSE },
{ label => "Sweetest Day", alex => FALSE, havoc => FALSE, tim => FALSE, owen => FALSE, dave => FALSE, world_holiday => FALSE },
{ label => "Mother-in-Law's Day", alex => FALSE, havoc => FALSE, tim => FALSE, owen => FALSE, dave => FALSE, world_holiday => FALSE },
{ label => "Navy Day", alex => FALSE, havoc => FALSE, tim => FALSE, owen => FALSE, dave => FALSE, world_holiday => FALSE },
{ label => "Columbus Day", alex => FALSE, havoc => TRUE, tim => FALSE, owen => TRUE, dave => FALSE, world_holiday => FALSE },
{ label => "Halloween", alex => FALSE, havoc => FALSE, tim => FALSE, owen => FALSE, dave => FALSE, world_holiday => TRUE },
);
my @november = (
{ label => "Marine Corps Day", alex => FALSE, havoc => FALSE, tim => FALSE, owen => FALSE, dave => FALSE, world_holiday => FALSE },
{ label => "Veterans' Day", alex => TRUE, havoc => TRUE, tim => TRUE, owen => TRUE, dave => FALSE, world_holiday => TRUE },
{ label => "Thanksgiving", alex => FALSE, havoc => TRUE, tim => FALSE, owen => TRUE, dave => FALSE, world_holiday => FALSE },
);
my @december = (
{ label => "Pearl Harbor Remembrance Day", alex => FALSE, havoc => FALSE, tim => FALSE, owen => FALSE, dave => FALSE, world_holiday => FALSE },
{ label => "Christmas", alex => TRUE, havoc => TRUE, tim => TRUE, owen => TRUE, dave => FALSE, world_holiday => TRUE },
{ label => "Kwanzaa", alex => FALSE, havoc => FALSE, tim => FALSE, owen => FALSE, dave => FALSE, world_holiday => FALSE },
);
my @toplevel = (
{label => "January", children => \@january},
{label => "February", children => \@february},
{label => "March", children => \@march},
{label => "April", children => \@april},
{label => "May", children => \@may},
{label => "June", children => \@june},
{label => "July", children => \@july},
{label => "August", children => \@august},
{label => "September", children => \@september},
{label => "October", children => \@october},
{label => "November", children => \@november},
{label => "December", children => \@december},
);
#static GtkTreeModel *
#create_model (void)
sub create_model {
# create tree store
# model = gtk_tree_store_new (NUM_COLUMNS,
# G_TYPE_STRING,
# G_TYPE_BOOLEAN,
# G_TYPE_BOOLEAN,
# G_TYPE_BOOLEAN,
# G_TYPE_BOOLEAN,
# G_TYPE_BOOLEAN,
# G_TYPE_BOOLEAN,
# G_TYPE_BOOLEAN);
my $model = Gtk2::TreeStore->new (qw/ Glib::String
Glib::Boolean
Glib::Boolean
Glib::Boolean
Glib::Boolean
Glib::Boolean
Glib::Boolean
Glib::Boolean /);
# add data to the tree store/
foreach my $month (@toplevel) {
my $iter = $model->append (undef);
$model->set ($iter,
HOLIDAY_NAME_COLUMN, $month->{label},
ALEX_COLUMN, FALSE,
HAVOC_COLUMN, FALSE,
TIM_COLUMN, FALSE,
OWEN_COLUMN, FALSE,
DAVE_COLUMN, FALSE,
VISIBLE_COLUMN, FALSE,
WORLD_COLUMN, FALSE);
# add children
foreach my $holiday (@{ $month->{children} }) {
my $child_iter = $model->append ($iter);
$model->set ($child_iter,
HOLIDAY_NAME_COLUMN, $holiday->{label},
ALEX_COLUMN, $holiday->{alex},
HAVOC_COLUMN, $holiday->{havoc},
TIM_COLUMN, $holiday->{tim},
OWEN_COLUMN, $holiday->{owen},
DAVE_COLUMN, $holiday->{dave},
VISIBLE_COLUMN, TRUE,
WORLD_COLUMN, $holiday->{world_holiday});
}
}
return $model;
}
#static void
#item_toggled (GtkCellRendererToggle *cell,
# gchar *path_str,
# gpointer data)
sub item_toggled {
my ($cell, $path_str, $model) = @_;
my $path = Gtk2::TreePath->new_from_string ($path_str);
my $column = $cell->get_data ("column");
warn ("column is $column\n");
# get toggled iter
$iter = $model->get_iter ($path);
my ($toggle_item) = $model->get ($iter, $column);
# do something with the value
$toggle_item ^= 1;
# set new value
$model->set ($iter, $column, $toggle_item);
# /* clean up */
# gtk_tree_path_free (path);
}
#static void
#add_columns (GtkTreeView *treeview)
sub add_columns {
my $treeview = shift;
my $model = $treeview->get_model;
# column for holiday names
my $renderer = Gtk2::CellRendererText->new;
$renderer->set (xalign => 0.0);
my $col_offset = $treeview->insert_column_with_attributes
(-1, "Holiday", $renderer,
text => HOLIDAY_NAME_COLUMN);
my $column = $treeview->get_column ($col_offset - 1);
$column->set_clickable (TRUE);
# alex column
$renderer = Gtk2::CellRendererToggle->new;
$renderer->set (xalign => 0.0);
$renderer->set_data (column => ALEX_COLUMN);
$renderer->signal_connect (toggled => \&item_toggled, $model);
$col_offset = $treeview->insert_column_with_attributes
(-1, "Alex", $renderer,
active => ALEX_COLUMN,
visible => VISIBLE_COLUMN,
activatable => WORLD_COLUMN);
$column = $treeview->get_column ($col_offset - 1);
$column->set_sizing ('fixed');
$column->set_fixed_width (50);
$column->set_clickable (TRUE);
# havoc column
$renderer = Gtk2::CellRendererToggle->new;
$renderer->set (xalign => 0.0);
$renderer->set_data (column => HAVOC_COLUMN);
$renderer->signal_connect (toggled => \&item_toggled, $model);
$col_offset = $treeview->insert_column_with_attributes
(-1, "Havoc", $renderer,
active => HAVOC_COLUMN,
visible => VISIBLE_COLUMN);
$column = $treeview->get_column ($col_offset - 1);
$column->set_sizing ('fixed');
$column->set_fixed_width (50);
$column->set_clickable (TRUE);
# tim column
$renderer = Gtk2::CellRendererToggle->new;
$renderer->set (xalign => 0.0);
$renderer->set_data (column => TIM_COLUMN);
$renderer->signal_connect (toggled => \&item_toggled, $model);
$col_offset = $treeview->insert_column_with_attributes
(-1, "Tim", $renderer,
active => TIM_COLUMN,
visible => VISIBLE_COLUMN,
activatable => WORLD_COLUMN);
$column = $treeview->get_column ($col_offset - 1);
$column->set_sizing ('fixed');
$column->set_fixed_width (50);
$column->set_clickable (TRUE);
# owen column
$renderer = Gtk2::CellRendererToggle->new;
$renderer->set (xalign => 0.0);
$renderer->set_data (column => OWEN_COLUMN);
$renderer->signal_connect (toggled => \&item_toggled, $model);
$col_offset = $treeview->insert_column_with_attributes
(-1, "Owen", $renderer,
active => OWEN_COLUMN,
visible => VISIBLE_COLUMN);
$column = $treeview->get_column ($col_offset - 1);
$column->set_sizing ('fixed');
$column->set_fixed_width (50);
$column->set_clickable (TRUE);
# dave column
$renderer = Gtk2::CellRendererToggle->new;
$renderer->set (xalign => 0.0);
$renderer->set_data (column => DAVE_COLUMN);
$renderer->signal_connect (toggled => \&item_toggled, $model);
$col_offset = $treeview->insert_column_with_attributes
(-1, "Dave", $renderer,
active => DAVE_COLUMN,
visible => VISIBLE_COLUMN);
$column = $treeview->get_column ($col_offset - 1);
$column->set_sizing ('fixed');
$column->set_fixed_width (50);
$column->set_clickable (TRUE);
}
sub do {
if (!$window) {
# create window, etc
$window = Gtk2::Window->new ('toplevel');
$window->set_title ("Card planning sheet");
$window->signal_connect (destroy => sub { $window = undef });
my $vbox = Gtk2::VBox->new (FALSE, 8);
$vbox->set_border_width (8);
$window->add ($vbox);
$vbox->pack_start (Gtk2::Label->new ("Jonathan's Holiday Card Planning Sheet"),
FALSE, FALSE, 0);
my $sw = Gtk2::ScrolledWindow->new (undef, undef);
$sw->set_shadow_type ('etched-in');
$sw->set_policy ('automatic', 'automatic');
$vbox->pack_start ($sw, TRUE, TRUE, 0);
# create model
my $model = create_model ();
# create tree view
##my $treeview = Gtk2::TreeView->new_with_model ($model);
my $treeview = Gtk2::TreeView->new ($model);
### g_object_unref (model);
$treeview->set_rules_hint (TRUE);
$treeview->get_selection->set_mode ('multiple');
add_columns ($treeview);
$sw->add ($treeview);
# expand all rows after the treeview widget has been realized
$treeview->signal_connect (realize => sub { $_[0]->expand_all; 1 });
$window->set_default_size (650, 400);
}
if (!$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.
|
