package ugtk2; use diagnostics; use strict; use vars qw(@ISA %EXPORT_TAGS @EXPORT_OK @icon_paths $force_center $force_focus $force_position $grab $pop_it $shape_width $border); #- leave it on one line, for automatic removal of the line at package creation @ISA = qw(Exporter); %EXPORT_TAGS = ( wrappers => [ qw(gtksignal_connect gtkradio gtkpack gtkpack_ gtkpack__ gtkpack2 gtkpack2_ gtkpack2__ gtkpowerpack gtkcombo_setpopdown_strings gtkset_editable gtkset_selectable gtkentry gtkset_text gtkset_tip gtkappenditems gtkappend gtkset_shadow_type gtkset_layout gtkset_relief gtkadd gtkexpand gtkput gtktext_append gtktext_insert gtkset_size_request gtksize gtkset_justify gtkset_active gtkset_sensitive gtkset_visibility gtkset_modal gtkset_border_width gtkmove gtkresize gtkshow gtkhide gtkdestroy gtkflush gtkset_mousecursor gtkset_mousecursor_normal gtkset_markup gtkmodify_font gtkset_property gtkset_mousecursor_wait gtkappend_text gtkprepend_text gtkinsert_text gtkroot gtksetstyle gtkappend_page) ], helpers => [ qw(add2notebook add_icon_path n_line_size fill_tiled fill_tiled_coords string_size get_text_coord gtkcolor gtkset_background gtkfontinfo gtkcreate_img gtkcreate_pixbuf set_back_pixbuf) ], create => [ qw(create_box_with_title create_adjustment create_scrolled_window create_hbox create_vbox create_dialog destroy_window create_factory_menu create_menu create_notebook create_packtable create_vpaned create_hpaned create_okcancel) ], ask => [ qw(ask_warn ask_okcancel ask_yesorno ask_from_entry ask_browse_tree_info ask_browse_tree_info_given_widgets ask_dir) ], ); $EXPORT_TAGS{all} = [ map { @$_ } values %EXPORT_TAGS ]; @EXPORT_OK = map { @$_ } values %EXPORT_TAGS; use c; use log; use common; use Gtk2; unless ($::no_ugtk_init) { !$ENV{DISPLAY} || system('/usr/X11R6/bin/xtest') and die "Cannot be run in console mode.\n"; Gtk2->init(\@ARGV); } $border = 5; # -=-=---=-=---=-=---=-=---=-=---=-=---=-=---=-=---=-=---=-=---=-=---=-=--- # 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 { $_[0] and $_[0]->destroy } sub gtkflush { Gtk2->update_ui } 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_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 gtkexpand { $_[0]->expand; $_[0] } sub gtkset_markup { $_[0]->set_markup($_[1]); $_[0] } sub gtkadd { my $w = shift; foreach (@_) { my $l = $_; ref $l or $l = Gtk2::Label->new($l); $w->add(gtkshow($l)); } $w } sub gtkappend { my $w = shift; foreach (@_) { my $l = $_; ref $l or $l = Gtk2::Label->new($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 $w = shift; $w->append_page(@_); $w } sub gtkbuttonset { gtkdestroy($_[0]->child); gtkadd($_[0], gtkshow($_[1])) } sub gtkentry { my ($text) = @_; my $e = Gtk2::Entry->new; $text and $e->set_text($text); $e; } sub gtksetstyle { my ($w, $s) = @_; $w->set_style($s); $w; } sub gtkradio { my $def = shift; my $radio; map { gtkset_active($radio = Gtk2::RadioButton->new($radio ? $radio->get_group : undef, $_), $_ eq $def) } @_; } sub gtkroot { Gtk2::Gdk::Window->foreign_new(Gtk2::Gdk->ROOT_WINDOW); } sub gtkset_text { my ($w, $s) = @_; $w->set_text($s); $w; } sub gtkcombo_setpopdown_strings { my $w = shift; $w->set_popdown_strings(@_); $w; } sub gtkinsert_text { my ($w, $text, $position) = @_; $w->insert_text($text, -1, $position); $w; } # compat with ugtk for gtk-1.2, don't use it sub gtkappend_text { my ($w, $s) = @_; gtkinsert_text($w, $s, -1); } # compat with ugtk for gtk-1.2, don't use it sub gtkprepend_text { my ($w, $s) = @_; gtkinsert_text($w, $s, 0); } sub gtkset_mousecursor { my ($type, $w) = @_; ($w || gtkroot())->set_cursor(Gtk2::Gdk::Cursor->new($type)); } sub gtksignal_connect { my $w = shift; $w->signal_connect(@_); $w; } 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 die "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 : Gtk2::Label->new(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 && $iter 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(Gtk2::Button->new, gtkpack_(Gtk2::HBox->new(0, 3), 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, $policy, $viewport_shadow) = @_; my $w = Gtk2::ScrolledWindow->new(undef, undef); $policy ||= [ 'automatic', 'automatic' ]; $w->set_policy(@{$policy}); if (member(ref $W, qw(Gtk2::Layout Gtk2::Text Gtk2::TextView Gtk2::TreeView))) { $w->add($W) } else { $w->add_with_viewport($W); } $viewport_shadow and gtkset_shadow_type($w->child, $viewport_shadow); $W->can('set_focus_vadjustment') and $W->set_focus_vadjustment($w->get_vadjustment); $W->show; $w } sub n_line_size { my ($nbline, $type, $widget) = @_; my $spacing = ${{ text => 0, various => 17 }}{$type}; my %fontinfo = gtkfontinfo($widget); round($nbline * ($fontinfo{ascent} + $fontinfo{descent} + $spacing) + 8); } sub create_box_with_title { my $o = shift; my $nbline = sum(map { round(length($_) / 60 + 1/2) } map { split "\n" } @_); my $box = Gtk2::VBox->new(0,0); return $box if $nbline == 0; $o->{box_size} = n_line_size($nbline, 'text', $box); if (@_ <= 2 && $nbline > 4) { $o->{icon} && !$::isWizard and eval { gtkpack__($box, gtkset_border_width(gtkpack_(Gtk2::HBox->new(0,0), 1, gtkcreate_img($o->{icon})),5)) }; my $wanted = $o->{box_size}; $o->{box_size} = min(200, $o->{box_size}); my $has_scroll = $o->{box_size} < $wanted; my $wtext = Gtk2::TextView->new; $wtext->can_focus($has_scroll); chomp(my $text = join("\n", @_)); my $scroll = create_scrolled_window(gtktext_insert($wtext, $text)); $scroll->set_size_request(400, $o->{box_size}); gtkpack($box, $scroll); } else { my $a = !$::no_separator; undef $::no_separator; if ($o->{icon} && (!$::isWizard || $::isInstall)) { gtkpack__($box, gtkpack_(Gtk2::HBox->new(0,0), 0, gtkset_size_request(Gtk2::VBox->new(0,0), 15, 0), 0, eval { gtkcreate_img($o->{icon}) }, 0, gtkset_size_request(Gtk2::VBox->new(0,0), 15, 0), 1, gtkpack_($o->{box_title} = Gtk2::VBox->new(0,0), 1, Gtk2::HBox->new(0,0), (map { my $w = ref $_ ? $_ : Gtk2::Label->new($_); $::isWizard and $w->set_justify("left"); $w->set_name("Title"); (0, $w); } map { ref $_ ? $_ : warp_text($_) } @_), 1, Gtk2::HBox->new(0,0), ) ), if_($a, Gtk2::HSeparator->new) ) } else { gtkpack__($box, (map { my $w = ref $_ ? $_ : Gtk2::Label->new($_); $::isWizard and $w->set_justify("left"); $w->set_name("Title"); $w; } map { ref $_ ? $_ : warp_text($_) } @_), if_($a, Gtk2::HSeparator->new) ) } } } # drakfloppy / logdrake sub create_dialog { my ($label, $c) = @_; my $ret = 0; my $dialog = Gtk2::Dialog->new; $dialog->signal_connect(delete_event => sub { Gtk2->main_quit }); $dialog->set_title(N("logdrake")); $dialog->set_border_width(10); $dialog->set_position('center-on-parent'); # center-on-parent doesn't work $dialog->vbox->pack_start(Gtk2::Label->new($label), 1, 1, 0); my $button = Gtk2::Button->new(N("OK")); $button->can_default(1); $button->signal_connect(clicked => sub { $ret = 1; $dialog->destroy; Gtk2->main_quit }); $dialog->action_area->pack_start($button, 1, 1, 0); $button->grab_default; if ($c) { my $button2 = Gtk2::Button->new(N("Cancel")); $button2->signal_connect(clicked => sub { $ret = 0; $dialog->destroy; Gtk2->main_quit }); $button2->can_default(1); $dialog->action_area->pack_start($button2, 1, 1, 0); } $dialog->show_all; $dialog->set_modal(1); Gtk2->main; $ret; } # drakfloppy / logdrake sub destroy_window { my ($_widget, $windowref, $w2) = @_; $$windowref = undef; $w2 = undef if defined $w2; 0; } sub create_hbox { gtkset_layout(gtkset_border_width(Gtk2::HButtonBox->new, 3), 'spread') } sub create_vbox { gtkset_layout(Gtk2::VButtonBox->new, $_[0] || 'spread') } 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([ @menu_items ]); $window->add_accel_group($accel_group); ($widget->get_widget($name), $widget); } sub create_factory_menu { create_factory_menu_(Gtk2::MenuBar->get_type, '<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 $n = Gtk2::Notebook->new; add2notebook($n, splice(@_, 0, 2)) while @_; $n } sub create_packtable { my ($options, @l) = @_; my $w = Gtk2::Table->new(0, 0, $options->{homogeneous} || 0); each_index { my ($i, $l) = ($_[0], $_); each_index { my ($j) = @_; if ($_) { ref $_ or $_ = Gtk2::Label->new($_); $j != $#$l ? $w->attach($_, $j, $j + 1, $i, $i + 1, 'fill', 'fill', 5, 0) : $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); $w } sub create_okcancel { my ($w, $ok, $cancel, $spread, @other) = @_; my $wizard_buttons = $::isWizard && !$pop_it; $spread ||= $wizard_buttons ? "end" : "spread"; $cancel = $wizard_buttons ? N("<- Previous") : N("Cancel") if !defined $cancel && !defined $ok; $ok = $wizard_buttons ? ($::Wizard_finished ? N("Finish") : N("Next ->")) : N("Ok") if !defined $ok; my $b1 = gtksignal_connect($w->{ok} = Gtk2::Button->new($ok), clicked => $w->{ok_clicked} || sub { $w->{retval} = 1; Gtk2->main_quit }); my $b2 = $cancel && gtksignal_connect($w->{cancel} = Gtk2::Button->new($cancel), clicked => $w->{cancel_clicked} || sub { log::l("default cancel_clicked"); undef $w->{retval}; Gtk2->main_quit }); gtksignal_connect($w->{wizcancel} = Gtk2::Button->new(N("Cancel")), clicked => sub { die 'wizcancel' }) if $wizard_buttons && !$::isInstall; my @l = grep { $_ } $wizard_buttons ? (if_(!$::isInstall, $w->{wizcancel}), if_(!$::Wizard_no_previous, $b2), $b1) : ($b1, $b2); unshift @l, map { gtksignal_connect(Gtk2::Button->new($_->[0]), clicked => $_->[1]) } @other; $_->can_default($wizard_buttons) foreach @l; gtkadd(create_hbox($spread), @l); } sub _setup_paned { my ($paned, $child1, $child2, %options) = @_; $paned->pack1(gtkshow($child1), $options{resize1} || 0, $options{shrink1} || 1); $paned->pack2(gtkshow($child2), $options{resize2} || 1, $options{shrink2} || 1); gtkshow($paned); } sub create_vpaned { _setup_paned(Gtk2::VPaned->new, @_); } sub create_hpaned { _setup_paned(Gtk2::HPaned->new, @_); } # -=-=---=-=---=-=---=-=---=-=---=-=---=-=---=-=---=-=---=-=---=-=---=-=--- # helpers # # Functions that do typical operations on widgets, that you may need in # several places of your programs. sub _find_imgfile { my ($f, @extensions) = shift; @extensions or @extensions = qw(.png .xpm); if ($f !~ m|^/|) { foreach my $path (icon_paths()) { -e "$path/$f$_" and $f = "$path/$f$_" foreach '', @extensions; } } return $f; } # use it if you want to display an icon/image in your app sub gtkcreate_img { return Gtk2::Image->new_from_file(_find_imgfile(@_)); } # use it if you want to draw an image onto a drawingarea sub gtkcreate_pixbuf { return Gtk2::Gdk::Pixbuf->new_from_file(_find_imgfile(@_)); } sub gtktext_append { gtktext_insert(@_, { 'append' => 1 }) } # choose one of the two styles: # - gtktext_insert($textview, "My text.."); # - gtktext_insert($textview, [ [ 'first text', { 'foreground' => 'blue', 'background' => 'green', ... } ], # [ 'second text' ], # [ 'third', { 'font' => 'Serif 15', ... } ], # ... ]); sub gtktext_insert { my ($textview, $t, $opts) = @_; if (ref($t) eq 'ARRAY') { my $buffer = $textview->get_buffer; $opts->{append} or $buffer->set_text('', -1); foreach my $token (@$t) { my $c = $buffer->get_char_count; $buffer->insert($buffer->get_end_iter, $token->[0], -1); if ($token->[1]) { my $tag = $buffer->create_tag(undef); $tag->set(%{$token->[1]}); $buffer->apply_tag($tag, $buffer->get_iter_at_offset($c), $buffer->get_end_iter); } } } else { $textview->get_buffer->set_text($t, -1); } $textview->set_wrap_mode($opts->{wrap_mode} || 'word'); $textview->set_editable($opts->{editable} || 0); $textview->set_cursor_visible($opts->{visible} || 0); $textview; } # extracts interesting font metrics for a given widget sub gtkfontinfo { my ($widget) = @_; my $context = $widget->get_pango_context; my $metrics = $context->get_metrics($widget->style->get_font_desc, $context->get_language); my %fontinfo; foreach (qw(ascent descent approximate_char_width approximate_digit_width)) { no strict; my $func = "get_$_"; $fontinfo{$_} = Gtk2::Pango->PANGO_PIXELS($metrics->$func); } $metrics->unref; %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, 'none', 0, 0); $window->set_back_pixmap($pixmap, 0); } sub fill_tiled_coords { my ($widget, $pixbuf, $x_back, $y_back, $width, $height) = @_; my ($x2, $y2) = (0, 0); while (1) { $x2 = 0; while (1) { $pixbuf->render_to_drawable($widget->window, $widget->style->fg_gc('normal'), 0, 0, $x2, $y2, $x_back, $y_back, 'none', 0, 0); $x2 += $x_back; $x2 >= $width and last; } $y2 += $y_back; $y2 >= $height and last; } } sub fill_tiled { my ($widget, $pixbuf) = @_; fill_tiled_coords($widget, $pixbuf, $pixbuf->get_width, $pixbuf->get_height, $widget->window->get_size); } sub add2notebook { my ($n, $title, $book) = @_; $n->append_page($book, gtkshow(Gtk2::Label->new($title))); $book->show; } sub string_size { my ($widget, $text) = @_; my $layout = $widget->create_pango_layout($text); my @size = $layout->get_pixel_size; $layout->unref; @size; } sub get_text_coord { my ($text, $widget4style, $max_width, $max_height, $can_be_greater, $can_be_smaller, $centeredx, $centeredy, $wrap_char) = @_; $wrap_char ||= ' '; my $idx = 0; my $real_width = 0; my $real_height = 0; my @lines; my @widths; my @heights; my %fontinfo = gtkfontinfo($widget4style); my $height_elem = $fontinfo{ascent} + $fontinfo{descent}; $heights[0] = 0; my $max_width2 = $max_width; my $height = $heights[0] = $height_elem; my $width = 0; my $flag = 1; my @t = split($wrap_char, $text); my @t2; if ($::isInstall && $::o->{lang} =~ /ja|zh/) { @t = map { $_ . $wrap_char } @t; $wrap_char = ''; foreach (@t) { my @c = split(''); my $i = 0; my $el = ''; while (1) { $i >= @c and last; $el .= $c[$i]; if (ord($c[$i]) >= 128) { $el .= $c[$i+1]; $i++; push @t2, $el; $el = '' } $i++; } $el ne '' and push @t2, $el; } } else { @t2 = @t; } foreach (@t2) { my ($l, undef) = string_size($widget4style, $_ . (!$flag ? $wrap_char : '')); if ($width + $l > $max_width2 && !$flag) { $flag = 1; $height += $height_elem + 1; $heights[$idx+1] = $height; $widths[$idx] = $centeredx && !$can_be_smaller ? (max($max_width2-$width, 0))/2 : 0; $width = 0; $idx++; } $lines[$idx] = $flag ? $_ : $lines[$idx] . $wrap_char . $_; $width += $l; $flag = 0; $l <= $max_width2 or $max_width2 = $l; $width <= $real_width or $real_width = $width; } $height += $height_elem; $widths[$idx] = $centeredx && !$can_be_smaller ? (max($max_width2-$width, 0))/2 : 0; $height < $real_height or $real_height = $height; $width = $max_width; $height = $max_height; $real_width < $max_width && $can_be_smaller and $width = $real_width; $real_width > $max_width && $can_be_greater and $width = $real_width; $real_height < $max_height && $can_be_smaller and $height = $real_height; $real_height > $max_height && $can_be_greater and $height = $real_height; if ($centeredy) { my $dh = ($height-$real_height)/2 + ($height_elem)/2; @heights = map { $_ + $dh } @heights; } ($width, $height, \@lines, \@widths, \@heights) } sub gtkcolor { my ($r, $g, $b) = @_; my $color = Gtk2::Gdk::Color->new($r, $g, $b); gtkroot()->get_colormap->rgb_find_color($color); $color; } sub gtkset_background { my ($r, $g, $b) = @_; my $root = gtkroot(); my $gc = Gtk2::Gdk::GC->new($root); my $color = gtkcolor($r, $g, $b); $gc->set_rgb_fg_color($color); $root->set_background($color); $root->draw_rectangle($gc, 1, 0, 0, $root->get_size); $gc->unref; } sub add_icon_path { push @icon_paths, @_ } sub icon_paths { (@icon_paths, (exists $ENV{SHARE_PATH} ? ($ENV{SHARE_PATH}, "$ENV{SHARE_PATH}/icons", "$ENV{SHARE_PATH}/libDrakX/pixmaps") : ()), "/usr/lib/libDrakX/icons", "pixmaps", 'standalone/icons', '/usr/share/rpmdrake/icons'); } add_icon_path(@icon_paths, exists $ENV{SHARE_PATH} ? "$ENV{SHARE_PATH}/libDrakX/pixmaps" : (), '/usr/lib/libDrakX/icons', 'standalone/icons'); # -=-=---=-=---=-=---=-=---=-=---=-=---=-=---=-=---=-=---=-=---=-=---=-=--- # 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, $::CCPID and $::XID so that the window will plug. sub new { my ($type, $title, %opts) = @_; Gtk2->set_locale; my $o = bless { %opts }, $type; $o->_create_window($title); while (my $e = shift @tempory::objects) { $e->destroy } foreach (@interactive::objects) { # $_->{rwindow}->set_modal(0) if $_->{rwindow}->can('set_modal'); FIXME } push @interactive::objects, $o if !$opts{no_interactive_objects}; $o->{rwindow}->set_position('center-always') if $::isStandalone; $o->{rwindow}->set_modal(1) if $grab || $o->{grab} || $o->{modal}; $o->{rwindow}->set_transient_for($o->{transient}) if $o->{transient}; if ($::isWizard && !$pop_it) { $o->{isWizard} = 1; $o->{window} = Gtk2::VBox->new(0,0); $o->{window}->set_border_width($::Wizard_splash ? 0 : 10); $o->{rwindow} = $o->{window}; if (!defined($::WizardWindow)) { $::WizardWindow = Gtk2::Window->new('toplevel'); $::WizardWindow->signal_connect(delete_event => sub { die 'wizcancel' }); $::WizardTable = Gtk2::Table->new(2, 2, 0); $::WizardWindow->add($::WizardTable); if ($::isInstall) { $::WizardTable->set_size_request($::windowwidth * 0.9, $::windowheight * 0.7); $::WizardWindow->set_uposition($::stepswidth + $::windowwidth * 0.05, $::logoheight + $::windowheight * 0.15); } else { my $draw1 = Gtk2::DrawingArea->new; $draw1->set_size_request(540, 100); my $draw2 = Gtk2::DrawingArea->new; $draw2->set_size_request(100, 300); my $pixbuf_up = gtkcreate_pixbuf($::Wizard_pix_up || "wiz_default_up.png"); my $pixbuf_left = gtkcreate_pixbuf($::Wizard_pix_left || "wiz_default_left.png"); $draw1->modify_font(Gtk2::Pango::FontDescription->from_string(N("utopia 25"))); $draw1->signal_connect(expose_event => sub { my $height = $pixbuf_up->get_height; for (my $i = 0; $i < 540/$height; $i++) { $pixbuf_up->render_to_drawable($draw1->window, $draw1->style->bg_gc('normal'), 0, 0, 0, $height*$i, -1, -1, 'none', 0, 0); my $layout = $draw1->create_pango_layout($::Wizard_title); $draw1->window->draw_layout($draw1->style->white_gc, 40, 62, $layout); $layout->unref; } }); $draw2->signal_connect(expose_event => sub { my $height = $pixbuf_left->get_height; for (my $i = 0; $i < 300/$height; $i++) { $pixbuf_left->render_to_drawable($draw2->window, $draw2->style->bg_gc('normal'), 0, 0, 0, $height*$i, -1, -1, 'none', 0, 0); } }); $::WizardWindow->set_position('center_always'); $::WizardTable->attach($draw1, 0, 2, 0, 1, 'fill', 'fill', 0, 0); $::WizardTable->set_size_request(540,420); } $::WizardWindow->show_all; flush(); } $::WizardTable->attach($o->{window}, 0, 2, 1, 2, ['fill', 'expand'], ['fill', 'expand'], 0, 0); } if ($::isEmbedded && !$pop_it && !eval { $::Plug && $::Plug->child }) { $o->{isEmbedded} = 1; $o->{window} = new Gtk2::HBox(0,0); $o->{rwindow} = $o->{window}; $::Plug ||= new Gtk2::Plug($::XID); $::Plug->show; flush(); $::Plug->add($o->{window}); } $o; } sub main { my ($o, $completed, $canceled) = @_; gtkset_mousecursor_normal(); $::CCPID and kill 'USR2', $::CCPID; my $timeout = Gtk2->timeout_add(1000, sub { gtkset_mousecursor_normal(); 1 }); my $_b = MDK::Common::Func::before_leaving { Gtk2->timeout_remove($timeout) }; $o->show; do { Gtk2->main; } while ($o->{retval} ? $completed && !$completed->() : $canceled && !$canceled->()); $o->destroy; $o->{retval} } sub show($) { my ($o) = @_; $o->{window}->show; $o->{rwindow}->show; } sub destroy($) { my ($o) = @_; $o->{rwindow}->destroy if !$o->{destroyed}; $o->{destroyed} = 1; #- the perl DESTROY will call us, so avoid Gtk-CRITICAL if user explicitely called us before gtkset_mousecursor_wait(); flush(); } sub DESTROY { goto &destroy } sub sync { my ($o) = @_; show($o); flush(); } sub flush { gtkflush() } sub exit { gtkset_mousecursor_normal(); #- for restoring a normal in any case flush(); $::isEmbedded and kill 'USR1', $::CCPID; c::_exit($_[1]) #- workaround } #- in case "exit" above was not called by the program END { &exit() } sub _create_window($$) { my ($o, $title) = @_; my $w = Gtk2::Window->new('toplevel'); !$::isStandalone && !$::live && !$::g_auto_install and $shape_width = 3; my $inner = gtkadd(gtkset_shadow_type(Gtk2::Frame->new(undef), 'out'), my $f = gtkset_border_width(gtkset_shadow_type(Gtk2::Frame->new(undef), 'none'), 3) ); my $table; if ($::isStandalone || $::live || $::g_auto_install || $::noShadow) { gtkadd($w, $inner) if !$::noBorder } else { my $gc = Gtk2::Gdk::GC->new(gtkroot()); $gc->set_rgb_fg_color(gtkcolor(5120, 10752, 22784)); #- in hex : 20, 42, 89 my $sqw = $shape_width; gtkadd($w, $table = Gtk2::Table->new(2, 2, 0)); $table->attach($inner, 0, 1, 0, 1, ['expand', 'fill'], ['expand', 'fill'], 0, 0); $table->attach(gtksignal_connect(gtkset_size_request(Gtk2::DrawingArea->new, $sqw, 1), expose_event => sub { $_[0]->window->draw_rectangle($_[0]->style->bg_gc('normal'), 1, 0, 0, $sqw, $sqw); $_[0]->window->draw_rectangle($gc, 1, 0, $sqw, $sqw, $_[0]->allocation->height); }), 1, 2, 0, 1, 'fill', 'fill', 0, 0); $table->attach(gtksignal_connect(gtkset_size_request(Gtk2::DrawingArea->new, 1, $sqw), expose_event => sub { $_[0]->window->draw_rectangle($_[0]->style->bg_gc('normal'), 1, 0, 0, $sqw, $sqw); $_[0]->window->draw_rectangle($gc, 1, $sqw, 0, $_[0]->allocation->width, $sqw); }), 0, 1, 1, 2, 'fill', 'fill', 0, 0); $table->attach(gtksignal_connect(gtkset_size_request(Gtk2::DrawingArea->new, $sqw, $sqw), expose_event => sub { $_[0]->window->draw_rectangle($gc, 1, 0, 0, $sqw, $sqw); }), 1, 2, 1, 2, 'fill', 'fill', 0, 0); $table->show_all; $w->signal_connect(delete_event => sub { $gc->unref }); } $w->set_name("Title"); $w->set_title($title); print STDERR "TODO: XSetInputFocus if force_focus\n"; # $w->signal_connect(expose_event => sub { eval { $interactive::objects[-1]{rwindow} == $w and $w->window->XSetInputFocus } }) if $force_focus || $o->{force_focus}; $w->signal_connect(delete_event => sub { if ($::isWizard) { $w->destroy; die 'wizcancel' } else { Gtk2->main_quit } }); $w->set_uposition(@{$force_position || $o->{force_position}}) if $force_position || $o->{force_position}; print STDERR "TODO: ensure focus stuff\n"; # my $focusing; # $w->signal_connect(focus => sub { # return 1 if $focusing; # $focusing = 1; # Gtk2->idle_add(sub { $w->ensure_focus($_[0]); $focusing = 0; 0 }, $_[1]); # }) if $w->can('ensure_focus'); if ($::o->{mouse}{unsafe}) { $w->add_events('pointer-motion-mask'); my $signal; #- don't make this line part of next one, signal_disconnect won't be able to access $signal value $signal = $w->signal_connect(motion_notify_event => sub { delete $::o->{mouse}{unsafe}; log::l("unsetting unsafe mouse"); $w->signal_disconnect($signal); }); } $w->signal_connect(key_press_event => sub { my (undef, $event) = @_; my $d = ${{ Gtk2::Gdk::Event::Key->Sym_F1 => 'help', Gtk2::Gdk::Event::Key->Sym_F2 => 'screenshot' }}{$event->keyval}; if ($event->keyval == Gtk2::Gdk::Event::Key->Sym_Print) { #- TEMP print STDERR "Sym Print\n"; #- TEMP } if ($event->keyval == Gtk2::Gdk::Event::Key->Sym_3270_PrintScreen) { #- TEMP print STDERR "Sym 3270_PrintScreen\n"; #- TEMP } if ($d eq "help") { require install_gtk; install_gtk::create_big_help($::o); } elsif ($::isInstall && $d eq 'screenshot') { common::take_screenshot($o); } elsif (chr($event->keyval) eq 'e' && member('mod1-mask', @{$event->state})) { #- alt-e log::l("Switching to " . ($::expert ? "beginner" : "expert")); $::expert = !$::expert; } }); #- if $::isInstall; my ($wi, $he); $w->signal_connect(size_allocate => sub { my (undef, $event) = @_; my $w_size = $event->values; return if $w_size->[2] == $wi && $w_size->[3] == $he; (undef, undef, $wi, $he) = @{$w_size}; my ($X, $Y, $Wi, $He) = @{$force_center || $o->{force_center}}; $w->set_uposition(max(0, $X + ($Wi - $wi) / 2), max(0, $Y + ($He - $he) / 2)); if (!$::isStandalone && !$::live && !$::g_auto_install && !$::noShadow) { my $sqw = $shape_width; #square width my $wia = int(($wi+7)/8); my $s = "\xFF" x ($wia*$he); my $wib = $wia*8; my $dif = $wib-$wi; foreach my $y (0..$sqw-1) { vec($s, $wib-1-$dif-$_+$wib*$y, 1) = 0x0 foreach (0..$sqw-1) } foreach my $y (0..$sqw-1) { vec($s, (($he-1)*$wib)-$wib*$y+$_, 1) = 0x0 foreach (0..$sqw-1) } $w->realize; my $b = Gtk2::Gdk::Bitmap->create_from_data($w->window, $s, $wib, $he); $w->window->shape_combine_mask($b, 0, 0); } }) if ($force_center || $o->{force_center}) && !($force_position || $o->{force_position}); $o->{window} = $::noBorder ? $w : $f; $o->{rwindow} = $w; $table and $table->queue_draw; } # -=-=---=-=---=-=---=-=---=-=---=-=---=-=---=-=---=-=---=-=---=-=---=-=--- # 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 = Gtk2::Entry->new; 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), gtksignal_connect(my $w = Gtk2::Button->new(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), ) ); $o->{ok}->grab_focus; } sub _ask_file { my ($o, $title, $path) = @_; my ($modality, $position) = ($o->{rwindow}->get_modal, $o->{rwindow}->window_position); my $f = $o->{rwindow} = Gtk2::FileSelection->new($title); $f->set_modal($modality); $f->set_position($position); $path and $f->set_filename($path); $f->ok_button->signal_connect(clicked => sub { $o->{retval} = $f->get_filename; Gtk2->main_quit }); $f->cancel_button->signal_connect(clicked => sub { Gtk2->main_quit }); $f->grab_focus; $f; } sub _ask_dir { my ($o) = @_; my $f = _ask_file(@_); $f->file_list->get_parent->hide; $f->selection_entry->get_parent->hide; $f->ok_button->signal_connect(clicked => sub { my ($model, $iter) = $f->dir_list->get_selection->get_selected; if ($model) { $o->{retval} .= $model->get($iter, 0); $iter->free } }); } sub ask_browse_tree_info { my ($common) = @_; my $w = ugtk2->new($common->{title}); my $tree_model = Gtk2::TreeStore->new(Gtk2::GType->STRING, Gtk2::GType->OBJECT, Gtk2::GType->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); $textcolumn->set_minmax_width(200); gtkadd($w->{window}, gtkpack_(Gtk2::VBox->new(0,5), 0, $common->{message}, 1, gtkpack(Gtk2::HBox->new(0,0), create_scrolled_window($tree), gtkadd(gtkset_size_request(Gtk2::Frame->new(N("Info")), $::windowwidth - 490, 0), create_scrolled_window(my $info = Gtk2::TextView->new), )), 0, my $l = Gtk2::HBox->new(0,15), 0, gtkpack(Gtk2::HBox->new(0,10), my $go = gtksignal_connect(Gtk2::Button->new($common->{ok}), clicked => sub { $w->{retval} = 1; Gtk2->main_quit }), $common->{cancel} ? gtksignal_connect(Gtk2::Button->new($common->{cancel}), clicked => sub { $w->{retval} = 0; Gtk2->main_quit }) : (), ))); gtkpack__($l, my $toolbar = Gtk2::Toolbar->new('horizontal', 'icons')); if ($common->{auto_deps}) { gtkpack__($l, gtksignal_connect(gtkset_active(Gtk2::CheckButton->new($common->{auto_deps}), $common->{state}{auto_deps}), clicked => sub { invbool \$common->{state}{auto_deps} })); } $l->pack_end(my $status = Gtk2::Label->new, 0, 1, 20); $w->{window}->set_size_request(map { $_ - 2 * $border - 4 } $::windowwidth, $::windowheight); $go->grab_focus; $w->{rwindow}->show_all; my @toolbar = (ftout => [ N("Expand Tree"), sub { $tree->expand_all } ], ftin => [ N("Collapse Tree"), sub { $tree->collapse_all } ], reload => [ N("Toggle between flat and group sorted"), sub { invbool(\$common->{state}{flat}); $common->{rebuild_tree}->() } ]); 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]); } my $widgets = { w => $w, tree => $tree, tree_model => $tree_model, textcolumn => $textcolumn, pixcolumn => $pixcolumn, info => $info, status => $status }; ask_browse_tree_info_given_widgets($common, $widgets); } sub ask_browse_tree_info_given_widgets { my ($common, $w) = @_; my ($curr, $prev_label, $idle, $mouse_toggle_pending); my (%wtree, %ptree, %pix, %node_state, %state_stats); my $update_size = sub { 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); $parent->free; } $w->{tree_model}->set($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 => '' ])->free; } }; my $clear_all_caches = sub { foreach (values %ptree) { foreach my $n (@$_) { delete $node_state{$w->{tree_model}->get_path_str($n)}; $n->free; } } foreach (values %wtree) { my $iter_str = $w->{tree_model}->get_path_str($_); delete $node_state{$iter_str}; delete $state_stats{$iter_str}; $_->free; } %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 = $node; while ($parent = $w->{tree_model}->iter_parent($parent)) { #- LEAKS my $parent_name = $w->{tree_model}->get($parent, 0); $category = $category ? "$parent_name|$category" : $parent_name; } $cat eq $category and push @to_remove, $node; } foreach (@to_remove) { delete $node_state{$w->{tree_model}->get_path_str($_)}; $_->free; } @{$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}); $wtree{$cat}->free; 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 { my $v = $w->{tree_model}->get($_, 0); $_->free; $v } gtktreeview_children($w->{tree_model}, $_[0]) }; my $toggle = sub { if (ref $curr && !$_[0]) { $w->{tree}->toggle_expansion(my $path = $w->{tree_model}->get_path($curr)); $path->free; } else { if (ref $curr) { my @_a = $children->($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); $toggle->(0) if $_[1]->keyval >= 0x100 ? $c eq "\r" || $c eq "\x8d" : $c eq ' '; 1; }); $w->{tree}->get_selection->signal_connect(changed => sub { my ($model, $iter) = $_[0]->get_selected; $model && $iter or return; Gtk2->timeout_remove($idle) if $idle; $curr->free if ref $curr; if (!$model->iter_has_child($iter)) { $curr = $model->get($iter, 0); $idle = Gtk2->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 $toggle->(1), $mouse_toggle_pending = 0 if $mouse_toggle_pending eq $model->get($iter, 0); }); $w->{tree}->signal_connect(button_press_event => sub { #- not too good, but CellRendererPixbuf doesn't have the needed signals :( my ($returns, $path, $column) = $w->{tree}->get_path_at_pos($_[1]->x, $_[1]->y); if ($returns) { Gtk2->equals($column, $w->{pixcolumn}) and $mouse_toggle_pending = $w->{tree_model}->get($path, 0); $path->free; } }); $common->{rebuild_tree}->(); &$update_size; my $_b = before_leaving { $clear_all_caches->() }; $w->{w}->main; } 1;