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root |
1.3 |
package DC::UI::Dockable; |
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1.1 |
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use strict; |
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use utf8; |
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1.3 |
our @ISA = DC::UI::Bin::; |
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1.1 |
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elmex |
1.4 |
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# A dockable can be docked into a DC::UI::Dockbar |
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# Attributes: |
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# 'can_close' says: This dockable has a close button as tab. |
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# 'can_undock' says that the dockable tab has a 'undock' button. |
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# 'title' is the title of the tab label or the title of the undocket window |
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1.1 |
sub new { |
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my $class = shift; |
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my $self = $class->SUPER::new ( |
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1.4 |
title => "unset", |
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can_close => 1, |
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can_undock => 0, # temporarily deactivated! |
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1.1 |
@_, |
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); |
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1.4 |
$self->init; |
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1.1 |
$self |
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} |
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1.4 |
# a setup method for the constructor |
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sub init { |
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my ($self) = @_; |
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my $bb = $self->{c_tab} = DC::UI::ButtonBin->new (tooltip => $self->{tooltip}); |
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$bb->add (my $vb = DC::UI::Box->new); |
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$vb->add ( |
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my $b = |
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$self->{tab_label} = |
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DC::UI::Label->new (expand => 1, valign => 0, align => 0) |
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); |
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if ($self->{can_close}) { |
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$vb->add ( |
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my $ib = DC::UI::ImageButton->new (path => 'x1_close.png', scale => 0.3) |
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); |
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$ib->connect (activate => sub { |
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$self->close; |
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0 |
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}); |
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} |
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if ($self->{can_undock}) { |
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$vb->add ( |
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my $ib2 = DC::UI::ImageButton->new (path => 'x1_close.png', scale => 0.3) |
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); |
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$ib2->connect (activate => sub { |
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$self->emit ("undock"); |
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0 |
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}); |
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} |
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$self->set_title ($self->{title}); |
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} |
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# This sets the title of the dockable. The title is displayed |
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sub set_title { |
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my ($self, $title) = @_; |
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$self->{title} = $title; |
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$self->update_tab; |
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} |
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# Returns the title |
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sub get_title { $_[0]->{title} } |
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# This method activates the tab of the dockable if it is docked |
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sub select_my_tab { |
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my ($self) = @_; |
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if ($self->is_docked) { |
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$self->{dockbar}->select_dockable ($self); |
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} |
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} |
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# (private) This method is used by Dockbar to tell the dockable |
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# it's position in the dockbar (if it has one, if it has no position, |
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# $pos is undef). |
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sub set_dockbar_pos { |
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my ($self, $pos) = @_; |
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$self->{dockbar_pos} = $pos; |
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$self->update_tab; |
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} |
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# (private) This method tells the dockable that it is 'active', which means: |
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# it is docked and it's tab has been activated and it is currently shown. |
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sub set_dockbar_tab_active { |
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my ($self, $active) = @_; |
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$self->{dockbar_active} = $active; |
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$self->update_tab; |
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} |
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# (private) This method updates the tab and other things of the dockable |
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# whenever something has been changed (title, color, ...) |
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sub update_tab { |
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my ($self) = @_; |
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# TODO: set color according to dockbar_active |
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my $oldcolor = $self->{tab_label}->{fg}; |
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if ($self->is_docked_active) { |
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$self->{tab_label}->{fg} = $self->{active_fg} || [1, 1, 1]; |
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} else { |
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$self->{tab_label}->{fg} = $self->{inactive_fg} || [1, 1, 1,]; |
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} |
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if (join (',', @$oldcolor) ne join (',', @{$self->{tab_label}->{fg}})) { |
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# update colors |
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$self->{tab_label}->realloc; |
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$self->{tab_label}->update; |
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} |
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$self->{tab_label}->set_markup ( |
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$self->get_title |
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. (defined $self->{dockbar_pos} |
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? "-" . ($self->{dockbar_pos} + 1) |
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: "") |
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); |
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} |
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# This method sets the active foreground color of the dockable tab |
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sub set_active_fg { |
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my ($self, $fg) = @_; |
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$self->{active_fg} = $fg; |
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$self->update_tab; |
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} |
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# This method sets the inactive foreground color of the dockable tab |
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sub set_inactive_fg { |
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my ($self, $fg) = @_; |
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$self->{inactive_fg} = $fg; |
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$self->update_tab; |
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} |
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# (private) This method is used by the Dockbar to tell the Dockable which |
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# Dockbar it belongs to. Do not call this method yourself, use the dockbars |
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# add_dock and remove_dock methods instead. |
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sub set_dockbar { |
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my ($self, $dockbar) = @_; |
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$self->{dockbar} = $dockbar; |
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Scalar::Util::weaken $self->{dockbar}; |
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} |
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# This method is called when someone wants to 'activate' the dockable, |
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# the meaning of being 'activated' is given by subclasses that inherit |
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# from Dockable. Eg. In ChatView the 'activation' means that the entry field |
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# of for chat is activated for input. |
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sub activate { |
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my ($self) = @_; |
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$self->emit ("activate"); |
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} |
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# Returns whether this dockable is docked on a Dockbar. |
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sub is_docked { |
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my ($self) = @_; |
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$self->{dockbar} or return 0; |
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return $self->{dockbar}->is_docked ($self); |
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} |
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# Returns whether this dockable is docked _and_ it's tab |
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# is active. |
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sub is_docked_active { |
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my ($self) = @_; |
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$self->{dockbar} or return 0; |
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return $self->{dockbar_active}; |
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} |
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# This method is called when the Dockable wants to be closed, which means |
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# that it's window is closed or tab is removed from the dockbar and it |
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# is removed from the dockbar. |
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sub close { |
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my ($self) = @_; |
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$self->emit ("close_dock"); |
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} |
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root |
1.1 |
1 |