package ugtk2;
use diagnostics;
use strict;
use vars qw(@ISA %EXPORT_TAGS @EXPORT_OK @icon_paths $wm_icon $grab $border); #- leave it on one line, for automatic removal of the line at package creation
use locale;
@ISA = qw(Exporter);
%EXPORT_TAGS = (
wrappers => [ qw(gtkadd gtkadd_widget gtkappend gtkappend_page gtkappenditems gtkcombo_setpopdown_strings gtkdestroy
gtkentry gtkflush gtkhide gtkmodify_font gtkmove gtkpack gtkpack2 gtkpack2_
gtkpack2__ gtkpack_ gtkpack__ gtkpowerpack gtkput gtkradio gtkresize gtkroot
gtkset_active gtkset_border_width gtkset_editable gtkset_justify gtkset_alignment gtkset_layout gtkset_line_wrap
gtkset_markup gtkset_modal gtkset_mousecursor gtkset_mousecursor_normal gtkset_mousecursor_wait gtkset_name
gtkset_property gtkset_relief gtkset_selectable gtkset_sensitive gtkset_shadow_type gtkset_size_request
gtkset_text gtkset_tip gtkset_visibility gtksetstyle gtkshow gtksignal_connect gtksize gtktext_append
gtktext_insert ) ],
helpers => [ qw(add2notebook add_icon_path escape_text_for_TextView_markup_format gtkcolor gtkcreate_img
gtkcreate_pixbuf gtkfontinfo gtkset_background gtktreeview_children set_back_pixmap
get_default_step_items set_default_step_items
string_size string_width) ],
create => [ qw(create_adjustment create_box_with_title create_dialog create_factory_menu create_factory_popup_menu
create_hbox create_hpaned create_menu create_notebook create_okcancel create_packtable
create_scrolled_window create_vbox create_vpaned _create_dialog gtkcreate_frame) ],
ask => [ qw(ask_browse_tree_info ask_browse_tree_info_given_widgets ask_dir ask_from_entry ask_okcancel ask_warn
ask_yesorno) ],
dialogs => [ qw(err_dialog info_dialog warn_dialog) ],
);
$EXPORT_TAGS{all} = [ map { @$_ } values %EXPORT_TAGS ];
@EXPORT_OK = map { @$_ } values %EXPORT_TAGS;
use c;
use log;
use common;
use mygtk2 qw(gtknew); #- do not import gtkadd which conflicts with ugtk2 version
use Gtk2;
$border = 5;
sub wm_icon() { $wm_icon || $::Wizard_pix_up || "wiz_default_up.png" }
# -=-=---=-=---=-=---=-=---=-=---=-=---=-=---=-=---=-=---=-=---=-=---=-=---
# wrappers
#
# Functional-style wrappers to existing Gtk functions; allows to program in
# a more functional way, and especially, first, to avoid using temp
# variables, and second, to "see" directly in the code the user interface
# you're building.
sub gtkdestroy { mygtk2::may_destroy($_[0]) }
sub gtkflush() { mygtk2::flush() }
sub gtkhide { $_[0]->hide; $_[0] }
sub gtkmove { $_[0]->window->move($_[1], $_[2]); $_[0] }
sub gtkpack { gtkpowerpack(1, 1, @_) }
sub gtkpack_ { gtkpowerpack('arg', 1, @_) }
sub gtkpack__ { gtkpowerpack(0, 1, @_) }
sub gtkpack2 { gtkpowerpack(1, 0, @_) }
sub gtkpack2_ { gtkpowerpack('arg', 0, @_) }
sub gtkpack2__ { gtkpowerpack(0, 0, @_) }
sub gtkput { $_[0]->put(gtkshow($_[1]), $_[2], $_[3]); $_[0] }
sub gtkresize { $_[0]->window->resize($_[1], $_[2]); $_[0] }
sub gtkset_active { $_[0]->set_active($_[1]); $_[0] }
sub gtkset_border_width { $_[0]->set_border_width($_[1]); $_[0] }
sub gtkset_editable { $_[0]->set_editable($_[1]); $_[0] }
sub gtkset_selectable { $_[0]->set_selectable($_[1]); $_[0] }
sub gtkset_justify { $_[0]->set_justify($_[1]); $_[0] }
sub gtkset_alignment { $_[0]->set_alignment($_[1], $_[2]); $_[0] }
sub gtkset_layout { $_[0]->set_layout($_[1]); $_[0] }
sub gtkset_modal { $_[0]->set_modal($_[1]); $_[0] }
sub gtkset_mousecursor_normal { gtkset_mousecursor('left-ptr', @_) }
sub gtkset_mousecursor_wait { gtkset_mousecursor('watch', @_) }
sub gtkset_relief { $_[0]->set_relief($_[1]); $_[0] }
sub gtkset_sensitive { $_[0]->set_sensitive($_[1]); $_[0] }
sub gtkset_visibility { $_[0]->set_visibility($_[1]); $_[0] }
sub gtkset_tip { $_[0]->set_tip($_[1], $_[2]) if $_[2]; $_[1] }
sub gtkset_shadow_type { $_[0]->set_shadow_type($_[1]); $_[0] }
sub gtkset_style { $_[0]->set_style($_[1]); $_[0] }
sub gtkset_size_request { $_[0]->set_size_request($_[1], $_[2]); $_[0] }
sub gtkshow { $_[0]->show; $_[0] }
sub gtksize { $_[0]->size($_[1], $_[2]); $_[0] }
sub gtkset_markup { $_[0]->set_markup($_[1]); $_[0] }
sub gtkset_line_wrap { $_[0]->set_line_wrap($_[1]); $_[0] }
sub gtkadd {
my $w = shift;
foreach my $l (@_) {
ref $l or $l = gtknew('WrappedLabel', text => $l);
$w->add(gtkshow($l));
}
$w;
}
sub gtkadd_widget {
my $sg = shift;
map {
my $l = $_;
ref $l or $l = gtknew('WrappedLabel', text => $l);
$sg->add_widget($l);
$l;
} @_;
}
sub gtkappend {
my $w = shift;
foreach my $l (@_) {
ref $l or $l = gtknew('WrappedLabel', text => $l);
$w->append(gtkshow($l));
}
$w;
}
sub gtkappenditems {
my $w = shift;
$_->show foreach @_;
$w->append_items(@_);
$w;
}
# append page to a notebook
sub gtkappend_page {
my ($notebook, $page, $o_title) = @_;
$notebook->append_page($page, $o_title);
$notebook;
}
sub gtkentry {
my ($o_text) = @_;
my $e = gtknew('Entry');
$o_text and $e->set_text($o_text);
$e;
}
sub gtksetstyle {
my ($w, $s) = @_;
$w->set_style($s);
$w;
}
sub gtkradio {
my $def = shift;
my $radio;
map {
my $w = gtkset_active($radio = Gtk2::RadioButton->new_with_label($radio ? $radio->get_group : undef, $_), $_ eq $def);
$w->get_child->set_line_wrap(1);
$w;
} @_;
}
sub gtkroot() { mygtk2::root_window() }
sub gtkcolor { &mygtk2::rgb2color }
sub gtkset_background { &mygtk2::set_root_window_background }
sub gtkset_text {
my ($w, $s) = @_;
$w->set_text($s);
$w;
}
sub gtkcombo_setpopdown_strings {
my $w = shift;
$w->set_popdown_strings(@_);
$w;
}
sub gtkset_mousecursor {
my ($type, $w) = @_;
($w || gtkroot())->set_cursor(Gtk2::Gdk::Cursor->new($type));
$w;
}
sub gtksignal_connect {
my $w = shift;
$w->signal_connect(@_);
$w;
}
sub gtkset_name {
my ($widget, $name) = @_;
$widget->set_name($name);
$widget;
}
sub gtkpowerpack {
#- Get Default Attributes (if any). 2 syntaxes allowed :
#- gtkpowerpack( {expand => 1, fill => 0}, $box...) : the attributes are picked from a specified hash ref
#- gtkpowerpack(1, 0, 1, $box, ...) : the attributes are picked from the non-ref list, in the order (expand, fill, padding, pack_end).
my @attributes_list = qw(expand fill padding pack_end);
my $default_attrs = {};
if (ref($_[0]) eq 'HASH') {
$default_attrs = shift;
} elsif (!ref($_[0])) {
foreach (@attributes_list) {
ref($_[0]) and last;
$default_attrs->{$_} = shift;
}
}
my $box = shift;
while (@_) {
#- Get attributes (if specified). 4 syntaxes allowed (default values are undef ie. false...) :
#- gtkpowerpack({defaultattrs}, $box, $widget1, $widget2, ...) : the attrs are picked from the default ones (if they exist)
#- gtkpowerpack($box, {fill=>1, expand=>0, ...}, $widget1, ...) : the attributes are picked from a specified hash ref
#- gtkpowerpack($box, [1,0,1], $widget1, ...) : the attributes are picked from the array ref : (expand, fill, padding, pack_end).
#- gtkpowerpack({attr=>'arg'}, $box, 1, $widget1, 0, $widget2, etc...) : the 'arg' value will tell gtkpowerpack to always read the
#- attr value directly in the arg list (avoiding confusion between value 0 and Gtk::Label("0"). That can simplify some writings but
#- this arg(s) MUST then be present...
my (%attr, $attrs);
ref($_[0]) eq 'HASH' || ref($_[0]) eq 'ARRAY' and $attrs = shift;
foreach (@attributes_list) {
if (($default_attrs->{$_} || '') eq 'arg') {
ref($_[0]) and internal_error "error in packing definition\n";
$attr{$_} = shift;
ref($attrs) eq 'ARRAY' and shift @$attrs;
} elsif (ref($attrs) eq 'HASH' && defined($attrs->{$_})) {
$attr{$_} = $attrs->{$_};
} elsif (ref($attrs) eq 'ARRAY') {
$attr{$_} = shift @$attrs;
} elsif (defined($default_attrs->{$_})) {
$attr{$_} = int $default_attrs->{$_};
} else {
$attr{$_} = 0;
}
}
#- Get and pack the widget (create it if necessary to a label...)
my $widget = ref($_[0]) ? shift : gtknew('WrappedLabel', text => shift);
my $pack_call = 'pack_' . ($attr{pack_end} ? 'end' : 'start');
$box->$pack_call($widget, $attr{expand}, $attr{fill}, $attr{padding});
$widget->show;
}
return $box;
}
sub gtktreeview_children {
my ($model, $iter) = @_;
my @l;
$model or return;
for (my $p = $model->iter_children($iter); $p; $p = $model->iter_next($p)) {
push @l, $p;
}
@l;
}
# -=-=---=-=---=-=---=-=---=-=---=-=---=-=---=-=---=-=---=-=---=-=---=-=---
# create
#
# Helpers that allow omitting common operations on common widgets
# (e.g. create widgets with good default properties)
sub create_pixbutton {
my ($label, $pix, $reverse_order) = @_;
my @label_and_pix = (0, $label, if_($pix, 0, $pix));
gtkadd(gtknew('Button'),
gtknew('HBox', spacing => 3, children => [
1, "",
$reverse_order ? reverse(@label_and_pix) : @label_and_pix,
1, "",
]));
}
sub create_adjustment {
my ($val, $min, $max) = @_;
Gtk2::Adjustment->new($val, $min, $max + 1, 1, ($max - $min + 1) / 10, 1);
}
sub create_scrolled_window {
my ($W, $o_policy, $o_viewport_shadow) = @_;
gtknew('ScrolledWindow', ($o_policy ? (h_policy => $o_policy->[0], v_policy => $o_policy->[1]) : ()),
child => $W, if_($o_viewport_shadow, shadow_type => $o_viewport_shadow));
}
sub n_line_size {
my ($nbline, $type, $widget) = @_;
my $spacing = ${{ text => 3, various => 17 }}{$type};
my %fontinfo = gtkfontinfo($widget);
round($nbline * ($fontinfo{ascent} + $fontinfo{descent} + $spacing) + 8);
}
# Glib::Markup::escape_text() if no use for us because it'll do extra
# s/X/&foobar;/ (such as s/'/'/) that are suitable for
# Gtk2::Labels but are not for Gtk2::TextViews, resulting in
# displaying the raw enriched text instead...
#
sub escape_text_for_TextView_markup_format {
my ($str) = @_;
my %rules = ('&' => '&',
'<' => '<',
'>' => '>',
);
eval { $str =~ s!([&<>])!$rules{$1}!g }; #^(&(amp|lt|gt);)!!) {
if (my $err = $@) {
internal_error("$err\n$str");
}
$str;
}
sub markup_to_TextView_format {
my ($s, $o_default_attrs) = @_;
require interactive;
my $l = interactive::markup_parse($s) or return $s;
foreach (@$l) {
my ($_txt, $attrs) = @$_;
if ($attrs) {
$attrs->{weight} eq 'bold' and $attrs->{weight} = do { require Gtk2::Pango; Gtk2::Pango->PANGO_WEIGHT_BOLD };
$attrs->{size} eq 'larger' and do {
$attrs->{scale} = Gtk2::Pango->scale_x_large; # equivalent to Label's size => 'larger'
delete $attrs->{size};
};
}
#- nb: $attrs may be empty, need special handling if $o_default_attrs is used
add2hash_($_->[1] ||= {}, $o_default_attrs) if $o_default_attrs;
}
$l;
}
sub create_box_with_title {
my ($o, @l) = @_;
my $nbline = sum(map { round(length($_) / 60 + 1/2) } map { split "\n" } @l);
my $box = gtknew('VBox');
if ($nbline == 0) {
$o->{box_size} = 0;
return $box;
}
$o->{box_size} = n_line_size($nbline, 'text', $box);
if (@l <= 2 && $nbline > 4) {
$o->{icon} && !$::isWizard and
eval { gtkpack__($box, gtknew('HBox', border_width => 5, children_loose => [ gtkcreate_img($o->{icon}) ])) };
my $wanted = $o->{box_size};
$o->{box_size} = min(200, $o->{box_size});
my $has_scroll = $o->{box_size} < $wanted;
chomp(my $text = join("\n", @l));
my $wtext = gtknew('TextView', text => markup_to_TextView_format($text));
$wtext->set_justification('fill');
$wtext->set_left_margin(12);
$wtext->set_right_margin(12);
$wtext->can_focus($has_scroll);
my $width = 400;
my $scroll = gtknew('ScrolledWindow', child => $wtext, width => $width, height => 200);
$scroll->signal_connect(realize => sub {
my $layout = $wtext->create_pango_layout($text);
$layout->set_width(($width - 10) * Gtk2::Pango->scale);
$wtext->set_size_request($width, min(200, second($layout->get_pixel_size) + 10));
$scroll->set_size_request($width, min(200, second($layout->get_pixel_size) + 10));
$o->{rwindow}->queue_resize;
});
gtkpack_($box, $o->{box_allow_grow} || 0, $scroll);
} else {
my $new_label = sub {
my ($txt) = @_;
ref($txt) ? $txt : gtknew('WrappedLabel', text_markup => $txt,
# workaround infamous 6 years old gnome bug #101968:
width => mygtk2::get_label_width());
};
gtkpack__($box,
if_($::isWizard, gtknew('Label', height => 10)),
(map {
my $w = $new_label->($_);
$::isWizard ? gtknew('HBox', children_tight => [ gtknew('Label', width => 20), $w ])
: $w;
} @l),
if_($::isWizard, gtknew('Label', height => 15)),
);
}
}
sub _create_dialog {
my ($title, $o_options) = @_;
my $options = $o_options || {};
#- keep compatibility with "transient" now called "transient_for"
$options->{transient_for} = delete $options->{transient} if $options->{transient};
gtknew('Dialog', title => $title,
position_policy => 'center-on-parent', # center-on-parent does not work
modal => 1,
if_(!$::isInstall, icon_no_error => wm_icon()),
%$options, allow_unknown_options => 1,
);
}
# drakfloppy / drakfont / harddrake2 / mcc
sub create_dialog {
my ($title, $label, $o_options) = @_;
my $ret = 0;
$o_options ||= {};
$o_options->{transient_for} = $::main_window if !$o_options->{transient_for} && $::main_window;
my $dialog = gtkset_border_width(_create_dialog($title, $o_options), 10);
$dialog->set_border_width(10);
my $text = ref($label) ? $label : $o_options->{use_markup} ? gtknew('WrappedLabel', text_markup => $label) : gtknew('WrappedLabel', text => $label);
gtkpack($dialog->vbox,
gtknew('HBox', children => [
if_($o_options->{stock},
0, Gtk2::Image->new_from_stock($o_options->{stock}, 'dialog'),
0, gtknew('Label', text => " "),
),
1, $o_options->{scroll} ? create_scrolled_window($text, [ 'never', 'automatic' ]) : $text,
]),
);
if ($o_options->{cancel}) {
$dialog->action_area->pack_start(
gtknew('Button', text => N("Cancel"),
clicked => sub { $ret = 0; $dialog->destroy; Gtk2->main_quit },
can_default => 1),
1, 1, 0);
}
my $button = gtknew('Button', text => N("Ok"), can_default => 1,
clicked => sub { $ret = 1; $dialog->destroy; Gtk2->main_quit });
$dialog->action_area->pack_start($button, 1, 1, 0);
$button->grab_default;
$dialog->set_has_separator(0);
$dialog->show_all;
Gtk2->main;
$ret;
}
sub info_dialog {
my ($title, $label, $o_options) = @_;
$o_options ||= { };
add2hash_($o_options, { stock => 'gtk-dialog-info' });
create_dialog($title, $label, $o_options);
}
sub warn_dialog {
my ($title, $label, $o_options) = @_;
$o_options ||= { };
add2hash_($o_options, { stock => 'gtk-dialog-warning', cancel => 1 });
create_dialog($title, $label, $o_options);
}
sub err_dialog {
my ($title, $label, $o_options) = @_;
$o_options ||= { };
add2hash_($o_options, { stock => 'gtk-dialog-error' });
create_dialog($title, $label, $o_options);
}
sub create_hbox { gtknew('HButtonBox', layout => $_[0]) }
sub create_vbox { gtknew('VButtonBox', layout => $_[0]) }
sub create_factory_menu_ {
my ($type, $name, $window, @menu_items) = @_;
my $widget = Gtk2::ItemFactory->new($type, $name, my $accel_group = Gtk2::AccelGroup->new);
$widget->create_items($window, @menu_items);
$window->add_accel_group($accel_group);
($widget->get_widget($name), $widget);
}
sub create_factory_popup_menu { create_factory_menu_("Gtk2::Menu", '<main>', @_) }
sub create_factory_menu { create_factory_menu_("Gtk2::MenuBar", '<main>', @_) }
sub create_menu {
my $title = shift;
my $w = Gtk2::MenuItem->new($title);
$w->set_submenu(gtkshow(gtkappend(Gtk2::Menu->new, @_)));
$w;
}
sub create_notebook {
my $book = gtknew('Notebook');
while (@_) {
my ($page, $title) = splice(@_, 0, 2);
gtkappend_page($book, $page, $title);
}
$book;
}
sub create_packtable {
my ($options, @l) = @_;
my $w = Gtk2::Table->new(0, 0, $options->{homogeneous} || 0);
add2hash_($options, { xpadding => 5, ypadding => 0 });
each_index {
my ($i, $l) = ($::i, $_);
each_index {
my $j = $::i;
if ($_) {
ref $_ or $_ = gtknew('WrappedLabel', text => $_);
$j != $#$l && !$options->{mcc} ?
$w->attach($_, $j, $j + 1, $i, $i + 1,
'fill', 'fill', $options->{xpadding}, $options->{ypadding}) :
$w->attach($_, $j, $j + 1, $i, $i + 1,
['expand', 'fill'], ref($_) eq 'Gtk2::ScrolledWindow' || $_->get_data('must_grow') ? ['expand', 'fill'] : [], 0, 0);
$_->show;
}
} @$l;
} @l;
$w->set_col_spacings($options->{col_spacings} || 0);
$w->set_row_spacings($options->{row_spacings} || 0);
gtkset_border_width($w, $::isInstall ? 3 : 10);
}
my $wm_is_kde;
sub create_okcancel {
my ($w, $o_ok, $o_cancel, $_o_spread, @other) = @_;
# @other is a list of extra buttons (usually help (eg: XFdrake/drakx caller) or advanced (eg: interactive caller) button)
# extra buttons have the following structure [ label, handler, is_first, pack_right ]
local $::isWizard = $::isWizard && !$w->{pop_it};
my $cancel;
if (defined $o_cancel || defined $o_ok) {
$cancel = $o_cancel;
} elsif (!$::Wizard_no_previous) {
$cancel = $::isWizard ? N("Previous") : N("Cancel");
}
my $ok = defined $o_ok ? $o_ok : $::isWizard ? ($::Wizard_finished ? N("Finish") : N("Next")) : N("Ok");
my $bok = $ok && ($w->{ok} = gtknew('Button', text => $ok, clicked => $w->{ok_clicked} || sub { $w->{retval} = 1; Gtk2->main_quit }));
my $bprev;
if ($cancel) {
$bprev = $w->{cancel} = gtknew('Button', text => $cancel, clicked => $w->{cancel_clicked} ||
sub { log::l("default cancel_clicked"); undef $w->{retval}; Gtk2->main_quit });
}
$w->{wizcancel} = gtknew('Button', text => ($::Wizard_skip ? N("Skip") : N("Cancel")), clicked => sub { die 'wizcancel' }) if $::isWizard && !$::isInstall && !$::Wizard_no_cancel;;
if (!defined $wm_is_kde) {
require any;
my $wm = any::running_window_manager();
$wm_is_kde = !$::isInstall && ($wm eq "kwin" || $wm eq "compiz" && fuzzy_pidofs(qr/\bkde-window-decorator\b/)) || 0;
}
my $f = sub { $w->{buttons}{$_[0][0]} = ref($_[0][0]) =~ /Gtk2::Button/ ?
$_[0][0] :
gtknew('Button', text => $_[0][0], clicked => $_[0][1]) };
my @left = ((map { $f->($_) } grep { $_->[2] && !$_->[3] } @other),
map { $f->($_) } grep { !$_->[2] && !$_->[3] } @other);
my @right = ((map { $f->($_) } grep { $_->[2] && $_->[3] } @other),
map { $f->($_) } grep { !$_->[2] && $_->[3] } @other);
# we put space to group buttons in two packs (but if there's only one when not in wizard mode)
# but in the installer where all windows run in wizard mode because of design even when not in a wizard step
$bprev = gtknew('Label') if !$cancel && $::Wizard_no_previous && !@left && !@right;
if ($::isWizard || $w->{pop_it}) {
# wizard mode: order is cancel/left_extras/white/right_extras/prev/next
unshift @left, $w->{wizcancel} if $w->{wizcancel};
push @right, $bprev, $bok;
} else {
# normal mode: cancel/ok button follow GNOME's HIG
unshift @left, ($wm_is_kde ? $bok : $bprev);
push @left, gtknew('Label') if $ok && $cancel; # space buttons but if there's only one button
push @right, ($wm_is_kde ? $bprev : $bok);
}
gtknew('VBox', spacing => 5, children_loose => [
gtknew('HBox', height => 5),
gtknew('HSeparator'),
gtknew('HBox', children_loose => [
map {
gtknew('HButtonBox', spacing => 5, layout => $_->[1],
children_loose => [
map {
$_->can_default($::isWizard);
$_;
} grep { $_ } @{$_->[0]}
]);
} ([ \@left, 'start' ],
[ \@right, 'end' ],
)
]),
]);
}
sub _setup_paned {
my ($paned, $child1, $child2, %options) = @_;
foreach ([ 'resize1', 0 ], [ 'shrink1', 1 ], [ 'resize2', 1 ], [ 'shrink2', 1 ]) {
$options{$_->[0]} = $_->[1] unless defined($options{$_->[0]});
}
$paned->pack1(gtkshow($child1), $options{resize1}, $options{shrink1});
$paned->pack2(gtkshow($child2), $options{resize2}, $options{shrink2});
gtkshow($paned);
}
sub create_vpaned {
_setup_paned(Gtk2::VPaned->new, @_);
}
sub create_hpaned {
_setup_paned(Gtk2::HPaned->new, @_);
}
sub gtkcreate_frame {
my ($label) = @_;
gtknew('Frame', text => $label, border_width => 5);
}
# -=-=---=-=---=-=---=-=---=-=---=-=---=-=---=-=---=-=---=-=---=-=---=-=---
# helpers
#
# Functions that do typical operations on widgets, that you may need in
# several places of your programs.
sub _find_imgfile {
my ($name) = @_;
if ($name =~ m|/| && -f $name) {
$name;
} else {
foreach my $path (icon_paths()) {
foreach ('', '.png', '.xpm') {
my $file = "$path/$name$_";
-f $file and return $file;
}
}
}
}
# use it if you want to display an icon/image in your app
sub gtkcreate_img {
my ($file, $o_size) = @_;
gtknew('Image', file => $file, if_($o_size, size => $o_size));
}
# use it if you want to draw an image onto a drawingarea
sub gtkcreate_pixbuf {
my ($file, $o_size) = @_;
gtknew('Pixbuf', file => $file, if_($o_size, size => $o_size));
}
sub gtktext_append { gtktext_insert(@_, append => 1) }
sub may_set_icon {
my ($w, $name) = @_;
if (my $f = $name && _find_imgfile($name)) {
$w->set_icon(gtkcreate_pixbuf($f));
}
}
sub gtktext_insert { &mygtk2::_text_insert }
sub icon_paths { &mygtk2::_icon_paths }
sub add_icon_path { &mygtk2::add_icon_path }
sub set_main_window_size {
my ($o) = @_;
mygtk2::set_main_window_size($o->{rwindow});
}
# extracts interesting font metrics for a given widget
sub gtkfontinfo {
my ($widget) = @_;
my $context = $widget->get_pango_context;
my $metrics = $context->get_metrics($context->get_font_description, $context->get_language);
my %fontinfo;
foreach (qw(ascent descent approximate_char_width approximate_digit_width)) {
no strict;
my $func = "get_$_";
$fontinfo{$_} = Gtk2::Pango->pixels($metrics->$func);
}
%fontinfo;
}
sub gtkmodify_font {
my ($w, $arg) = @_;
$w->modify_font(ref($arg) ? $arg : Gtk2::Pango::FontDescription->from_string($arg));
$w;
}
sub gtkset_property {
my ($w, $property, $value) = @_;
$w->set_property($property, $value);
$w;
}
sub set_back_pixbuf {
my ($widget, $pixbuf) = @_;
my $window = $widget->window;
my ($width, $height) = ($pixbuf->get_width, $pixbuf->get_height);
my $pixmap = Gtk2::Gdk::Pixmap->new($window, $width, $height, $window->get_depth);
$pixbuf->render_to_drawable($pixmap, $widget->style->fg_gc('normal'), 0, 0, 0, 0, $width, $height, 'max', 0, 0);
$window->set_back_pixmap($pixmap, 0);
}
sub set_back_pixmap {
my ($w) = @_;
return if !$w->realized;
my $window = $w->window;
my $pixmap = $w->{back_pixmap} ||= Gtk2::Gdk::Pixmap->new($window, 1, 2, $window->get_depth);
my $style = $w->get_style;
$pixmap->draw_points($style->bg_gc('normal'), 0, 0);
$pixmap->draw_points($style->base_gc('normal'), 0, 1);
$window->set_back_pixmap($pixmap);
}
sub add2notebook {
my ($n, $title, $book) = @_;
$n->append_page($book, gtkshow(gtknew('Label', text => $title)));
$book->show;
}
sub string_size {
my ($widget, $text) = @_;
my $layout = $widget->create_pango_layout($text);
my @size = $layout->get_pixel_size;
@size;
}
sub string_width {
my ($widget, $text) = @_;
my ($width, undef) = string_size($widget, $text);
$width;
}
my ($def_step_title);
sub set_default_step_items {
$def_step_title = translate($_[0]);
}
sub get_default_step_items { ($def_step_title) }
# -=-=---=-=---=-=---=-=---=-=---=-=---=-=---=-=---=-=---=-=---=-=---=-=---
# toplevel window creation helper
#
# Use the 'new' function as a method constructor and then 'main' on it to
# launch the main loop. Use $o->{retval} to indicate that the window needs
# to terminate.
# Set $::isWizard to have a wizard appearance.
# Set $::isEmbedded and $::XID so that the window will plug.
sub new {
my ($type, $title, %opts) = @_;
my $o = bless { %opts }, $type;
while (my $e = shift @tempory::objects) { $e->destroy }
my $icon = find { _find_imgfile($_) } $::isInstall ? 'empty-banner' : $opts{icon};
my $banner_title = $opts{banner_title};
$o->{transient} ||= $::main_window if $::main_window && !$opts{do_not_track_main_window};
my $window = gtknew(
'MagicWindow',
title => $title || '',
pop_it => $o->{pop_it},
$::isInstall ? (banner => gtknew('Install_Title', text => $title || get_default_step_items())) : (),
$::isStandalone && $banner_title && $icon ? (banner => Gtk2::Banner->new($icon, $banner_title)) : (),
width => $opts{width}, height => $opts{height}, default_width => $opts{default_width}, default_height => $opts{default_height},
modal => (!$o->{pop_it} && !$::isInstall) && ($opts{modal} || $grab || $o->{grab}) || $o->{modal},
no_Window_Manager => exists $opts{no_Window_Manager} ? $opts{no_Window_Manager} : !$::isStandalone,
if_(!$::isInstall, icon_no_error => wm_icon()),
if_($o->{transient}, transient_for => $o->{transient}),
);
push @::main_windows, $::main_window = $window->{real_window} if !$opts{do_not_track_main_window};
$window->set_border_width(10) if !$window->{pop_it} && !$::noborderWhenEmbedded;
$o->{rwindow} = $o->{window} = $window;
$o->{real_window} = $window->{real_window};
$o->{pop_it} = $window->{pop_it};
$o;
}
sub main {
my ($o, $o_completed, $o_canceled) = @_;
gtkset_mousecursor_normal();
$o->show;
mygtk2::main($o->{rwindow},
sub { $o->{retval} ? !$o_completed || $o_completed->() : !$o_canceled || $o_canceled->() });
$o->{retval};
}
sub show($) {
my ($o) = @_;
$o->{rwindow}->show;
}
sub destroy($) {
my ($o) = @_;
$o->{rwindow}->destroy;
flush();
}
sub DESTROY { goto &destroy }
sub sync {
my ($o) = @_;
show($o);
flush();
}
sub flush() { gtkflush() }
sub shrink_topwindow {
my ($o) = @_;
$o->{real_window}->signal_emit('size_allocate', Gtk2::Gdk::Rectangle->new(-1, -1, -1, -1));
}
sub exit {
gtkset_mousecursor_normal(); #- for restoring a normal in any case
flush();
if ($::isStandalone) {
require standalone;
standalone::__exit($_[1]); #- workaround
} else {
c::_exit($_[1]); #- workaround
}
}
#- in case "exit" above was not called by the program
END { &exit() }
# -=-=---=-=---=-=---=-=---=-=---=-=---=-=---=-=---=-=---=-=---=-=---=-=---
# ask
#
# Full UI managed functions that will return to you the value that the
# user chose.
sub ask_warn { my $w = ugtk2->new(shift @_, grab => 1); $w->_ask_warn(@_); main($w) }
sub ask_yesorno { my $w = ugtk2->new(shift @_, grab => 1); $w->_ask_okcancel(@_, N("Yes"), N("No")); main($w) }
sub ask_okcancel { my $w = ugtk2->new(shift @_, grab => 1); $w->_ask_okcancel(@_, N("Is this correct?"), N("Ok"), N("Cancel")); main($w) }
sub ask_from_entry { my $w = ugtk2->new(shift @_, grab => 1); $w->_ask_from_entry(@_); main($w) }
sub ask_dir { my $w = ugtk2->new(shift @_, grab => 1); $w->_ask_dir(@_); main($w) }
sub _ask_from_entry($$@) {
my ($o, @msgs) = @_;
my $entry = gtknew('Entry');
my $f = sub { $o->{retval} = $entry->get_text; Gtk2->main_quit };
$o->{ok_clicked} = $f;
$o->{cancel_clicked} = sub { undef $o->{retval}; Gtk2->main_quit };
gtkadd($o->{window},
gtkpack($o->create_box_with_title(@msgs),
gtksignal_connect($entry, 'activate' => $f),
($o->{hide_buttons} ? () : create_okcancel($o))),
);
$entry->grab_focus;
}
sub _ask_warn($@) {
my ($o, @msgs) = @_;
gtkadd($o->{window},
gtkpack($o->create_box_with_title(@msgs),
my $w = gtknew('Button', text => N("Ok"), clicked => sub { Gtk2->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 create_file_selector {
my (%opts) = @_;
my $w = ugtk2->new(delete $opts{title}, modal => 1);
my ($message, $save, $want_a_dir) = (delete $opts{message}, delete $opts{save}, delete $opts{want_a_dir});
my $action = $want_a_dir ? ($save ? 'create_folder' : 'select_folder') : ($save ? 'save' : 'open');
add2hash(\%opts, { width => 480, height => 250 });
gtkadd($w->{window},
gtkpack_(create_box_with_title($w, $message),
1, $w->{chooser} = gtknew('FileChooser', action => $action, %opts),
0, create_okcancel($w),
));
$w->{chooser}->signal_connect(file_activated => sub { $w->{ok}->clicked });
$w;
}
sub file_selected_check {
my ($save, $want_a_dir, $file) = @_;
if (!$file) {
N("No file chosen");
} elsif (-f $file && $want_a_dir) {
N("You have chosen a file, not a directory");
} elsif (-d $file && !$want_a_dir) {
N("You have chosen a directory, not a file");
} elsif (!-e $file && !$save) {
$want_a_dir ? N("No such directory") : N("No such file");
} else {
'';
}
}
sub _ask_file {
my ($o, $title, $path) = @_;
my $w = create_file_selector(title => $title, want_a_dir => 0, directory => $path);
put_in_hash($o, $w);
$w->{ok}->signal_connect(clicked => sub { $o->{retval} = $w->{chooser}->get_filename });
}
sub _ask_dir {
my ($o, $title, $path) = @_;
my $w = create_file_selector(title => $title, want_a_dir => 1, directory => $path);
put_in_hash($o, $w);
$w->{ok}->signal_connect(clicked => sub { $o->{retval} = $w->{chooser}->get_filename });
}
sub ask_browse_tree_info {
my ($common) = @_;
my $w = ugtk2->new($common->{title});
my $tree_model = Gtk2::TreeStore->new("Glib::String", "Gtk2::Gdk::Pixbuf", "Glib::String");
my $tree = Gtk2::TreeView->new_with_model($tree_model);
$tree->get_selection->set_mode('browse');
$tree->append_column(my $textcolumn = Gtk2::TreeViewColumn->new_with_attributes(undef, Gtk2::CellRendererText->new, 'text' => 0));
$tree->append_column(my $pixcolumn = Gtk2::TreeViewColumn->new_with_attributes(undef, Gtk2::CellRendererPixbuf->new, 'pixbuf' => 1));
$tree->append_column(Gtk2::TreeViewColumn->new_with_attributes(undef, Gtk2::CellRendererText->new, 'text' => 2));
$tree->set_headers_visible(0);
$tree->set_rules_hint(1);
$textcolumn->set_min_width(200);
$textcolumn->set_max_width(200);
gtkadd($w->{window},
gtknew('VBox', spacing => 5, children => [
0, gtknew('Title2', label => $common->{message},
# workaround infamous 6 years old gnome bug #101968:
width => mygtk2::get_label_width()),
1, gtknew('VBox', children => [
1, gtknew('ScrolledWindow', child => $tree),
0, gtknew('Frame', text => N("Info"), child =>
gtknew('ScrolledWindow', child => my $info = gtknew('TextView', editable => 0, height => 100)),
) ]),
0, Gtk2::HSeparator->new,
0, my $status = gtknew('Label'),
if_($common->{auto_deps},
0, gtknew('CheckButton', text => $common->{auto_deps}, active_ref => \$common->{state}{auto_deps})
),
0, Gtk2::HSeparator->new,
0, my $box2 = gtknew('HBox', spacing => 10),
]));
gtkpack__($box2, gtknew(($::isInstall ? 'Install_Button' : 'Button'), text => N("Help"),
clicked => $common->{interactive_help})) if $common->{interactive_help};
#gtkpack__($box2, my $toolbar = Gtk2::Toolbar->new('horizontal', 'icons'));
gtkpack__($box2, my $toolbar = Gtk2::Toolbar->new);
my @l = ([ $common->{ok}, 1 ], if_($common->{cancel}, [ $common->{cancel}, 0 ]));
@l = reverse @l if !$::isInstall;
my @buttons = map {
my ($t, $val) = @$_;
$box2->pack_end(my $w = gtknew('Button', text => $t, clicked => sub {
$w->{retval} = $val;
Gtk2->main_quit;
}), 0, 1, 20);
$w->show;
$w;
} @l;
@buttons = reverse @buttons if !$::isInstall;
$status->show;
$w->{window}->set_size_request(map { $_ - 2 * $border - 4 } $w->{windowwidth}, $w->{windowheight}) if !$::isInstall;
$buttons[0]->grab_focus;
$w->{rwindow}->show;
my @toolbar;
foreach my $ic (@{$common->{icons} || []}) {
push @toolbar, ($ic->{icon} => [ $ic->{help}, sub {
if ($ic->{code}) {
my $_w = $ic->{wait_message} && $common->{wait_message}->('', $ic->{wait_message});
$ic->{code}();
$common->{rebuild_tree}->();
}
} ]);
}
my %toolbar = @toolbar;
foreach (grep_index { $::i % 2 == 0 } @toolbar) {
$toolbar->append_item(undef, $toolbar{$_}[0], undef, gtkcreate_img("$_.png"), $toolbar{$_}[1]);
}
$pixcolumn->{is_pix} = 1;
$common->{widgets} = { w => $w, tree => $tree, tree_model => $tree_model,
info => $info, status => $status };
ask_browse_tree_info_given_widgets($common);
}
sub ask_browse_tree_info_given_widgets {
my ($common) = @_;
my $w = $common->{widgets};
my ($curr, $prev_label, $idle, $mouse_toggle_pending);
my (%wtree, %ptree, %pix, %node_state, %state_stats);
my $update_size = sub {
if ($w->{status}) {
my $new_label = $common->{get_status}();
$prev_label ne $new_label and $w->{status}->set($prev_label = $new_label);
}
};
my $set_node_state_flat = sub {
my ($iter, $state) = @_;
$state eq 'XXX' and return;
$pix{$state} ||= gtkcreate_pixbuf($state);
$w->{tree_model}->set($iter, 1 => $pix{$state});
};
my $set_node_state_tree; $set_node_state_tree = sub {
my ($iter, $state) = @_;
my $iter_str = $w->{tree_model}->get_path_str($iter);
$state eq 'XXX' and return;
$pix{$state} ||= gtkcreate_pixbuf($state);
if ($node_state{$iter_str} ne $state) {
my $parent;
if (!$w->{tree_model}->iter_has_child($iter) && ($parent = $w->{tree_model}->iter_parent($iter))) {
my $parent_str = $w->{tree_model}->get_path_str($parent);
my $stats = $state_stats{$parent_str} ||= {}; $stats->{$node_state{$iter_str}}--; $stats->{$state}++;
my @list = grep { $stats->{$_} > 0 } keys %$stats;
my $new_state = @list == 1 ? $list[0] : 'semiselected';
$node_state{$parent_str} ne $new_state and $set_node_state_tree->($parent, $new_state);
}
$w->{tree_model}->set($iter, 1 => $pix{$state});
$node_state{$iter_str} = $state; #- cache for efficiency
}
};
my $set_node_state = $common->{state}{flat} ? $set_node_state_flat : $set_node_state_tree;
my $set_leaf_state = sub {
my ($leaf, $state) = @_;
$set_node_state->($_, $state) foreach @{$ptree{$leaf}};
};
my $add_parent; $add_parent = sub {
my ($root, $state) = @_;
$root or return undef;
if (my $w = $wtree{$root}) { return $w }
my $s; foreach (split '\|', $root) {
my $s2 = $s ? "$s|$_" : $_;
$wtree{$s2} ||= do {
my $iter = $w->{tree_model}->append_set($s ? $add_parent->($s, $state) : undef, [ 0 => $_ ]);
$iter;
};
$s = $s2;
}
$set_node_state->($wtree{$s}, $state); #- use this state by default as tree is building.
$wtree{$s};
};
my $add_node = sub {
my ($leaf, $root, $options) = @_;
my $state = $common->{node_state}($leaf) or return;
if ($leaf) {
my $iter = $w->{tree_model}->append_set($add_parent->($root, $state), [ 0 => $leaf ]);
$set_node_state->($iter, $state);
push @{$ptree{$leaf}}, $iter;
} else {
my $parent = $add_parent->($root, $state);
#- hackery for partial displaying of trees, used in rpmdrake:
#- if leaf is void, we may create the parent and one child (to have the [+] in front of the parent in the ctree)
#- though we use '' as the label of the child; then rpmdrake will connect on tree_expand, and whenever
#- the first child has '' as the label, it will remove the child and add all the "right" children
$options->{nochild} or $w->{tree_model}->append_set($parent, [ 0 => '' ]);
}
};
my $clear_all_caches = sub {
foreach (values %ptree) {
foreach my $n (@$_) {
delete $node_state{$w->{tree_model}->get_path_str($n)};
}
}
foreach (values %wtree) {
my $iter_str = $w->{tree_model}->get_path_str($_);
delete $node_state{$iter_str};
delete $state_stats{$iter_str};
}
%ptree = %wtree = ();
};
$common->{delete_all} = sub {
$clear_all_caches->();
$w->{tree_model}->clear;
};
$common->{rebuild_tree} = sub {
$common->{delete_all}->();
$set_node_state = $common->{state}{flat} ? $set_node_state_flat : $set_node_state_tree;
$common->{build_tree}($add_node, $common->{state}{flat}, $common->{tree_mode});
&$update_size;
};
$common->{delete_category} = sub {
my ($cat) = @_;
exists $wtree{$cat} or return;
foreach (keys %ptree) {
my @to_remove;
foreach my $node (@{$ptree{$_}}) {
my $category;
my $parent = $node;
my @parents;
while ($parent = $w->{tree_model}->iter_parent($parent)) { #- LEAKS
my $parent_name = $w->{tree_model}->get($parent, 0);
$category = $category ? "$parent_name|$category" : $parent_name;
$_->[1] = "$parent_name|$_->[1]" foreach @parents;
push @parents, [ $parent, $category ];
}
if ($category =~ /^\Q$cat/) {
push @to_remove, $node;
foreach (@parents) {
next if $_->[1] eq $cat || !exists $wtree{$_->[1]};
delete $wtree{$_->[1]};
delete $node_state{$w->{tree_model}->get_path_str($_->[0])};
delete $state_stats{$w->{tree_model}->get_path_str($_->[0])};
}
}
}
foreach (@to_remove) {
delete $node_state{$w->{tree_model}->get_path_str($_)};
}
@{$ptree{$_}} = difference2($ptree{$_}, \@to_remove);
}
if (exists $wtree{$cat}) {
my $iter_str = $w->{tree_model}->get_path_str($wtree{$cat});
delete $node_state{$iter_str};
delete $state_stats{$iter_str};
$w->{tree_model}->remove($wtree{$cat});
delete $wtree{$cat};
}
&$update_size;
};
$common->{add_nodes} = sub {
my (@nodes) = @_;
$add_node->($_->[0], $_->[1], $_->[2]) foreach @nodes;
&$update_size;
};
$common->{display_info} = sub { gtktext_insert($w->{info}, $common->{get_info}($curr)); 0 };
my $children = sub { map { $w->{tree_model}->get($_, 0) } gtktreeview_children($w->{tree_model}, $_[0]) };
my $toggle = sub {
if (ref($curr) && !$_[0]) {
$w->{tree}->toggle_expansion($w->{tree_model}->get_path($curr));
} else {
if (ref $curr) {
my @l = $common->{grep_allowed_to_toggle}($children->($curr)) or return;
my @unsel = $common->{grep_unselected}(@l);
my @p = @unsel ?
#- not all is selected, select all if no option to potentially override
(exists $common->{partialsel_unsel} && $common->{partialsel_unsel}->(\@unsel, \@l) ? difference2(\@l, \@unsel) : @unsel)
: @l;
$common->{toggle_nodes}($set_leaf_state, @p);
&$update_size;
} else {
$common->{check_interactive_to_toggle}($curr) and $common->{toggle_nodes}($set_leaf_state, $curr);
&$update_size;
}
}
};
$w->{tree}->signal_connect(key_press_event => sub {
my $c = chr($_[1]->keyval & 0xff);
if ($_[1]->keyval >= 0x100 ? $c eq "\r" || $c eq "\x8d" : $c eq ' ') {
$toggle->(0);
}
0;
});
$w->{tree}->get_selection->signal_connect(changed => sub {
my ($model, $iter) = $_[0]->get_selected;
$model && $iter or return;
Glib::Source->remove($idle) if $idle;
if (!$model->iter_has_child($iter)) {
$curr = $model->get($iter, 0);
$idle = Glib::Timeout->add(100, $common->{display_info});
} else {
$curr = $iter;
}
#- the following test for equality is because we can have a button_press_event first, then
#- two changed events, the first being on a different row :/ (is it a bug in gtk2?) - that
#- happens in rpmdrake when doing a "search" and directly trying to select a found package
if ($mouse_toggle_pending eq $model->get($iter, 0)) {
$toggle->(1);
$mouse_toggle_pending = 0;
}
0;
});
$w->{tree}->signal_connect(button_press_event => sub { #- not too good, but CellRendererPixbuf does not have the needed signals :(
my ($path, $column) = $w->{tree}->get_path_at_pos($_[1]->x, $_[1]->y);
if ($path && $column) {
$column->{is_pix} and $mouse_toggle_pending = $w->{tree_model}->get($w->{tree_model}->get_iter($path), 0);
}
0;
});
$common->{rebuild_tree}->();
&$update_size;
$common->{initial_selection} and $common->{toggle_nodes}($set_leaf_state, @{$common->{initial_selection}});
my $_b = before_leaving { $clear_all_caches->() };
$common->{init_callback}->() if $common->{init_callback};
$w->{w}->main;
}
sub gtk_set_treelist {
my ($treelist, $l) = @_;
my $list = $treelist->get_model;
$list->clear;
$list->append_set([ 0 => $_ ]) foreach @$l;
}
sub gtk_TextView_get_log {
my ($log_w, $command, $filter_output, $when_command_is_over) = @_;
my $pid = open(my $F, "$command |") or return;
common::nonblock($F);
my $gtk_buffer = $log_w->get_buffer;
$log_w->signal_connect(destroy => sub {
kill 9, $pid if $pid; #- we do not continue in background
$pid = $gtk_buffer = ''; #- ensure $gtk_buffer is valid when its value is non-null
});
Glib::Timeout->add(100, sub {
if ($gtk_buffer) {
my $end = $gtk_buffer->get_end_iter;
while (defined (my $s = <$F>)) {
$gtk_buffer->insert($end, $filter_output->($s));
}
$log_w->{to_bottom}->();
}
if (waitpid($pid, c::WNOHANG()) > 0) {
#- we do not call $when_command_is_over if $gtk_buffer does not exist anymore
#- since it is not a normal case
$when_command_is_over->($gtk_buffer) if $when_command_is_over && $gtk_buffer;
$pid = '';
0;
} else {
to_bool($gtk_buffer);
}
});
$pid; #- $pid becomes invalid after $when_command_is_over is called
}
sub gtk_new_TextView_get_log {
my ($command, $filter_output, $when_command_is_over) = @_;
my $log_w = gtknew('TextView', editable => 0);
my $log_scroll = gtknew('ScrolledWindow', child => $log_w, to_bottom => 1);
my $pid = gtk_TextView_get_log($log_w, $command, $filter_output, $when_command_is_over) or return;
$log_scroll, $pid;
}
# misc helpers:
package Gtk2::TreeStore;
sub append_set {
my ($model, $parent, @values) = @_;
# compatibility:
@values = @{$values[0]} if @values == 1 && ref($values[0]) eq 'ARRAY';
my $iter = $model->append($parent);
$model->set($iter, @values);
return $iter;
}
package Gtk2::ListStore;
# Append a new row, set the values, return the TreeIter
sub append_set {
my ($model, @values) = @_;
# compatibility:
@values = @{$values[0]} if @values == 1 && ref($values[0]) eq 'ARRAY';
my $iter = $model->append;
$model->set($iter, @values);
return $iter;
}
package Gtk2::TreeModel;
# gets the string representation of a TreeIter
sub get_path_str {
my ($self, $iter) = @_;
my $path = $self->get_path($iter);
$path or return;
$path->to_string;
}
sub iter_each_children {
my ($model, $iter, $f) = @_;
for (my $child = $model->iter_children($iter); $child; $child = $model->iter_next($child)) {
$f->($child);
}
}
package Gtk2::TreeView;
# likewise gtk-1.2 function
sub toggle_expansion {
my ($self, $path, $b_open_all) = @_;
if ($self->row_expanded($path)) {
$self->collapse_row($path);
} else {
$self->expand_row($path, $b_open_all || 0);
}
}
# With GTK+, for more GUIes coherency, GtkOptionMenu is recommended instead of a
# combo if the user is selecting from a fixed set of options.
#
# That is, non-editable combo boxes are not encouraged. GtkOptionMenu is much
# easier to use than GtkCombo as well. Use GtkCombo only when you need the
# editable text entry.
#
# GtkOptionMenu is a much better-implemented widget and also the right UI for
# noneditable sets of choices.)
#
# GtkCombo is deprecated in 2.4.x because it still uses deprecated
# GtkList. GtkOption menu is deprecated in order to have an unified widget.
#
# GtkComBox widget replaces GtkOption menu whereas GtkComBoxEntry replaces GtkCombo.
#
#
# This layer try to make OptionMenu and ComboBox look being api
# compatible with Combo since its API is quite nice.
package Gtk2::OptionMenu;
use common;
# try to get combox <==> option menu mapping
sub set_popdown_strings {
my ($w, @strs) = @_;
my $menu = Gtk2::Menu->new;
# keep string list around for ->set_text compatibilty helper
$w->{strings} = \@strs;
#$w->set_menu((ugtk2::create_factory_menu($window, [ "File", (undef) x 3, '<Branch>' ], map { [ "File/" . $_, (undef) x 3, '<Item>' ] } @strs))[0]);
$menu->append(ugtk2::gtkshow(Gtk2::MenuItem->new_with_label($_))) foreach @strs;
$w->set_menu($menu);
$w;
}
sub new_with_strings {
my ($class, $strs, $o_val) = @_;
my $w = $class->new;
$w->set_popdown_strings(@$strs);
$w->set_text($o_val) if $o_val;
$w;
}
sub entry {
my ($w) = @_;
return $w;
}
sub get_text {
my ($w) = @_;
$w->get_history == -1 ? '' : $w->{strings}[$w->get_history];
}
sub set_text {
my ($w, $val) = @_;
each_index {
if ($_ eq $val) {
$w->set_history($::i);
return;
}
} @{$w->{strings}};
}
package Gtk2::ComboBox;
use common;
# try to get combox <==> option menu mapping
sub set_popdown_strings {
my ($w, @strs) = @_;
$w->get_model->clear;
# keep string list around for ->set_text compatibilty helper
$w->{strings} = \@strs;
$w->append_text($_) foreach @strs;
$w;
}
sub new_with_strings {
my ($class, $strs, $o_val) = @_;
my $w = $class->new_text;
$w->set_popdown_strings(@$strs);
$w->set_text($o_val) if $o_val;
$w;
}
sub entry {
my ($w) = @_;
return $w;
}
sub get_text {
my ($w) = @_;
$w->get_active == -1 ? '' : $w->{strings}[$w->get_active];
}
sub set_text {
my ($w, $val) = @_;
eval {
my $val_index = find_index { $_ eq $val } @{$w->{strings}};
$w->set_active($val_index);
};
# internal_error(qq(impossible to lookup "$val":\n\t) . chomp_($@)) if $@;
}
package Gtk2::Label;
sub set {
my ($label, $text) = @_;
mygtk2::gtkset($label, text => $text);
}
package Gtk2::WrappedLabel;
sub new {
my ($_type, $o_text, $o_align) = @_;
mygtk2::gtknew('WrappedLabel', text => $o_text || '', alignment => [ $o_align || 0, 0.5 ]);
}
package Gtk2::Entry;
sub new_with_text {
my ($_class, $o_text) = @_;
mygtk2::gtknew('Entry', text => $o_text);
}
package Gtk2::Banner;
use MDK::Common;
use mygtk2 qw(gtknew);
use ugtk2 qw(:helpers :wrappers);
sub set_pixmap {
my ($darea) = @_;
return if !$darea->realized;
ugtk2::set_back_pixbuf($darea, $darea->{back_pixbuf});
update_text($darea);
}
sub update_text {
my ($darea) = @_;
$darea->{layout} = $darea->create_pango_layout($darea->{text});
$darea->{txt_width} = first($darea->{layout}->get_pixel_size);
$darea->queue_draw;
}
sub new {
my ($_class, $icon, $text, $o_options) = @_;
mygtk2::import_style_ressources();
my $darea = gtknew('DrawingArea', widget_name => 'Banner');
$darea->{back_pixbuf} = gtknew('Pixbuf', file => 'banner-background');
my $d_height = $darea->{back_pixbuf}->get_height;
$darea->set_size_request(-1, $d_height);
$darea->modify_font(Gtk2::Pango::FontDescription->from_string("13"));
eval { $darea->{icon} = ugtk2::gtkcreate_pixbuf($icon) };
my $blue_part = eval { gtknew('Pixbuf', file => 'banner-blue-part', flip => mygtk2::text_direction_rtl()) };
my $blue_width = $blue_part->get_width;
$darea->{text} = $text;
require lang;
my $is_rtl = lang::text_direction_rtl();
$darea->signal_connect(realize => \&set_pixmap);
$darea->signal_connect("style-set" => \&set_pixmap);
$darea->signal_connect(expose_event => sub {
my $style = $darea->get_style;
my $height = $darea->{icon}->get_height;
my $width = $darea->{icon}->get_width;
# fix icon position when not using the default height:
(undef, undef, undef, $d_height) = $darea->window->get_geometry;
my $padding = int(($d_height - $height)/2);
my $d_width = $darea->allocation->width;
my $x_blue = $is_rtl ? $d_width - $blue_width : 0;
my $x_icon = $is_rtl ? $d_width - 12 - $width : 12;
# here: 48 is the amount of white background in the blue background we wish to ignore:
my $x_text = $is_rtl ? $d_width - $blue_width + 48 - $darea->{txt_width} : $blue_width - 48;
$darea->{layout_height} ||= second($darea->{layout}->get_pixel_size);
$blue_part->render_to_drawable($darea->window, $style->bg_gc('normal'),
0, 0, $x_blue, 0, -1, -1, 'none', 0, 0);
$darea->{icon}->render_to_drawable($darea->window, $style->bg_gc('normal'),
0, 0, $x_icon, $padding, -1, -1, 'none', 0, 0);
$darea->window->draw_layout($style->fg_gc('normal'), $x_text,
$o_options->{txt_ypos} || ($d_height - $darea->{layout_height})/2,
$darea->{layout});
1;
});
return $darea;
}
package Gtk2::MDV::CellRendererPixWithLabel;
use MDK::Common;
use Glib::Object::Subclass "Gtk2::CellRenderer",
properties => [
Glib::ParamSpec->string("label", "Label", "A meaningfull label", "", [qw(readable writable)]),
Glib::ParamSpec->object("pixbuf", "Pixbuf file", "Something nice to display", 'Gtk2::Gdk::Pixbuf', [qw(readable writable)]),
];
my $x_padding = 2;
my $y_padding = 2;
sub INIT_INSTANCE {}
sub pixbuf_size {
my ($cell) = @_;
my $pixbuf = $cell->get('pixbuf');
$pixbuf ? ($pixbuf->get_width, $pixbuf->get_height) : (0, 0);
}
sub calc_size {
my ($cell, $layout) = @_;
my ($width, $height) = $layout->get_pixel_size;
my ($pwidth, $pheight) = pixbuf_size($cell);
return 0, 0,
$width + $x_padding * 3 + $pwidth,
max($pheight, $height + $y_padding * 2);
}
sub GET_SIZE {
my ($cell, $widget, $_cell_area) = @_;
my $layout = $cell->get_layout($widget);
$layout->set_text($cell->get('label'));
return calc_size($cell, $layout);
}
sub get_layout {
my ($_cell, $widget) = @_;
return $widget->create_pango_layout("");
}
sub RENDER { # not that efficient...
my ($cell, $window, $widget, $_background_area, $cell_area, $_expose_area, $flags) = @_;
my $state;
if ($flags & 'selected') {
$state = $widget->has_focus
? 'selected'
: 'active';
} else {
$state = $widget->state eq 'insensitive'
? 'insensitive'
: 'normal';
}
my $layout = $cell->get_layout($widget);
$layout->set_text($cell->get('label'));
my $is_rtl = lang::text_direction_rtl();
my $txt_width = first($layout->get_pixel_size);
my ($x_offset, $y_offset, $_width, $_height) = calc_size($cell, $layout);
my $pixbuf = $cell->get('pixbuf');
my ($pwidth, $pheight) = pixbuf_size($cell);
my $txt_offset = $cell_area->x + $x_offset + $x_padding * 2 + $pwidth;
if ($pixbuf) {
$pixbuf->render_to_drawable($window, $widget->style->fg_gc('normal'),
0, 0,
$is_rtl ? $cell_area->width - $cell_area->x - $pwidth : $cell_area->x ,#+ $x_padding,
$cell_area->y, #+ $y_padding,
$pwidth, $pheight, 'none', 0, 0);
}
$widget->get_style->paint_layout($window,
$state,
1,
$cell_area,
$widget,
"cellrenderertext",
$is_rtl ? $cell_area->width - $txt_width - $txt_offset : $txt_offset,
$cell_area->y + $y_offset + $y_padding,
$layout);
}
1;
package Gtk2::Notify::Queue;
sub new {
my ($class, $statusicon) = @_;
require Gtk2::Notify;
my $self = bless {
queue => [],
statusicon => $statusicon,
display => 5000,
delay => 500,
}, $class;
$self;
}
sub process_next {
my ($self) = @_;
shift @{$self->{queue}};
#- wait for some time so that the new notification is noticeable
@{$self->{queue}} and Glib::Timeout->add($self->{delay}, sub { $self->show; 0 });
}
sub add {
my ($self, $info) = @_;
push @{$self->{queue}}, $info;
@{$self->{queue}} == 1 and $self->show;
}
sub show {
my ($self) = @_; # perl_checker: $self = Gtk2::Notify->new
my $info = $self->{queue}[0];
my $notification = Gtk2::Notify->new_with_status_icon($info->{title}, $info->{message}, undef, $self->{statusicon});
$notification->set_icon_from_pixbuf($info->{pixbuf});
$notification->set_urgency($info->{urgency}) if $info->{urgency};
foreach my $a (@{$info->{actions} || []}) {
$notification->add_action(
$a->{action}, $a->{label},
sub {
$info->{processed} = 1;
#- $a->{callback} has to call $selft->process_next when done
$a->{callback}->();
});
}
$notification->signal_connect(closed => sub {
$info->{processed} and return;
$info->{timeout}->() if $info->{timeout};
$self->process_next;
});
eval { $notification->show };
}
1;
package Gtk2::GUI_Update_Guard;
use MDK::Common::Func qw(before_leaving);
use ugtk2;
sub new {
my ($_class) = @_; # prevent a perl_checker warning in callers
my $old_signal = $SIG{ALRM};
$SIG{ALRM} = sub {
ugtk2::gtkflush();
alarm(1);
};
alarm(1);
return before_leaving {
alarm(0);
$SIG{ALRM} = $old_signal || 'DEFAULT'; # restore default action
};
}
1;