livetrax/gtk2_ardour/bundle_manager.cc

/*
    Copyright (C) 2007 Paul Davis 

    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 2 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.

*/

#include <gtkmm/stock.h>
#include <gtkmm/button.h>
#include <gtkmm/label.h>
#include <gtkmm/entry.h>
#include <gtkmm/table.h>
#include <gtkmm/comboboxtext.h>
#include <gtkmm/alignment.h>
#include "ardour/session.h"
#include "ardour/user_bundle.h"
#include "ardour/audioengine.h"
#include "bundle_manager.h"
#include "i18n.h"

BundleEditorMatrix::BundleEditorMatrix (
	ARDOUR::Session& session, boost::shared_ptr<ARDOUR::Bundle> bundle
	)
	: PortMatrix (
		session, bundle->type(), bundle->ports_are_inputs(),
		PortGroupList::Mask (PortGroupList::SYSTEM | PortGroupList::OTHER)
		)
{
	_bundle = boost::dynamic_pointer_cast<ARDOUR::UserBundle> (bundle);
	assert (_bundle != 0);
}

void
BundleEditorMatrix::set_state (int r, std::string const & p, bool s, uint32_t keymod)
{
	if (s) {
		_bundle->add_port_to_channel (r, p);
	} else {
		_bundle->remove_port_from_channel (r, p);
	}
}

bool
BundleEditorMatrix::get_state (int r, std::string const & p) const
{
	return _bundle->port_attached_to_channel (r, p);
}

uint32_t
BundleEditorMatrix::n_rows () const
{
	return _bundle->nchannels ().n_total();
}

uint32_t
BundleEditorMatrix::maximum_rows () const
{
	/* 65536 channels in a bundle ought to be enough for anyone (TM) */
	return 65536;
}

uint32_t
BundleEditorMatrix::minimum_rows () const
{
	return 0;
}

std::string
BundleEditorMatrix::row_name (int r) const
{
	std::stringstream s;
	s << r + 1; // 1-based counting
	return s.str();
}

void
BundleEditorMatrix::add_row ()
{
	_bundle->add_channel ();
	redisplay ();
}

void
BundleEditorMatrix::remove_row (int r)
{
	_bundle->remove_channel (r);
	redisplay ();
}

std::string
BundleEditorMatrix::row_descriptor () const
{
	return _("channel");
}

BundleEditor::BundleEditor (ARDOUR::Session& session, boost::shared_ptr<ARDOUR::UserBundle> bundle, bool add)
	: ArdourDialog (_("Edit Bundle")), _matrix (session, bundle), _bundle (bundle)
{
	Gtk::Table* t = new Gtk::Table (3, 2);
	t->set_spacings (4);

	Gtk::Alignment* a = new Gtk::Alignment (1, 0.5, 0, 1);
	a->add (*Gtk::manage (new Gtk::Label (_("Name:"))));
	t->attach (*Gtk::manage (a), 0, 1, 0, 1, Gtk::FILL, Gtk::FILL);
	t->attach (_name, 1, 2, 0, 1);
	
	_name.set_text (_bundle->name ());
	_name.signal_changed().connect (sigc::mem_fun (*this, &BundleEditor::name_changed));

	a = new Gtk::Alignment (1, 0.5, 0, 1);
	a->add (*Gtk::manage (new Gtk::Label (_("Direction:"))));
	t->attach (*Gtk::manage (a), 0, 1, 1, 2, Gtk::FILL, Gtk::FILL);
	a = new Gtk::Alignment (0, 0.5, 0, 1);
	a->add (_input_or_output);
	t->attach (*Gtk::manage (a), 1, 2, 1, 2);
	
	_input_or_output.append_text (_("Input"));
	_input_or_output.append_text (_("Output"));
	
	if (bundle->ports_are_inputs()) {
		_input_or_output.set_active_text (_("Output"));
	} else {
		_input_or_output.set_active_text (_("Input"));
	}

	_input_or_output.signal_changed().connect (sigc::mem_fun (*this, &BundleEditor::input_or_output_changed));

	a = new Gtk::Alignment (1, 0.5, 0, 1);
	a->add (*Gtk::manage (new Gtk::Label (_("Type:"))));
	t->attach (*Gtk::manage (a), 0, 1, 2, 3, Gtk::FILL, Gtk::FILL);
	a = new Gtk::Alignment (0, 0.5, 0, 1);
	a->add (_type);
	t->attach (*Gtk::manage (a), 1, 2, 2, 3);
	
	_type.append_text (_("Audio"));
	_type.append_text (_("MIDI"));
	
	switch (bundle->type ()) {
	case ARDOUR::DataType::AUDIO:
		_type.set_active_text (_("Audio"));
		break;
	case ARDOUR::DataType::MIDI:
		_type.set_active_text (_("MIDI"));
		break;
	}

	_type.signal_changed().connect (sigc::mem_fun (*this, &BundleEditor::type_changed));
					
	get_vbox()->pack_start (*Gtk::manage (t), false, false);
	
	get_vbox()->pack_start (_matrix);

	get_vbox()->set_spacing (4);

	if (add) {
		add_button (Gtk::Stock::CANCEL, 1);
		add_button (Gtk::Stock::ADD, 0);
	} else {
		add_button (Gtk::Stock::CLOSE, 0);
	}

	show_all ();
}

void
BundleEditor::name_changed ()
{
	_bundle->set_name (_name.get_text ());
}

void
BundleEditor::input_or_output_changed ()
{
	if (_input_or_output.get_active_text() == _("Output")) {
		_bundle->set_ports_are_inputs ();
		_matrix.set_offer_inputs (true);
	} else {
		_bundle->set_ports_are_outputs ();
		_matrix.set_offer_inputs (false);
	}
}

void
BundleEditor::type_changed ()
{
	ARDOUR::DataType const t = _type.get_active_text() == _("Audio") ?
		ARDOUR::DataType::AUDIO : ARDOUR::DataType::MIDI;

	_bundle->set_type (t);
	_matrix.set_type (t);
}

void
BundleEditor::on_map ()
{
	_matrix.redisplay ();
	Window::on_map ();
}


BundleManager::BundleManager (ARDOUR::Session& session)
	: ArdourDialog (_("Bundle manager")), _session (session), edit_button (_("Edit")), delete_button (_("Delete"))
{
	_list_model = Gtk::ListStore::create (_list_model_columns);
	_tree_view.set_model (_list_model);
	_tree_view.append_column (_("Name"), _list_model_columns.name);
	_tree_view.set_headers_visible (false);

	_session.foreach_bundle (sigc::mem_fun (*this, &BundleManager::add_bundle));
	
	/* New / Edit / Delete buttons */
	Gtk::VBox* buttons = new Gtk::VBox;
	buttons->set_spacing (8);
	Gtk::Button* b = new Gtk::Button (_("New"));
	b->set_image (*Gtk::manage (new Gtk::Image (Gtk::Stock::NEW, Gtk::ICON_SIZE_BUTTON)));
	b->signal_clicked().connect (sigc::mem_fun (*this, &BundleManager::new_clicked));
	buttons->pack_start (*Gtk::manage (b), false, false);
	edit_button.set_image (*Gtk::manage (new Gtk::Image (Gtk::Stock::EDIT, Gtk::ICON_SIZE_BUTTON)));
	edit_button.signal_clicked().connect (sigc::mem_fun (*this, &BundleManager::edit_clicked));
	buttons->pack_start (edit_button, false, false);
	delete_button.set_image (*Gtk::manage (new Gtk::Image (Gtk::Stock::DELETE, Gtk::ICON_SIZE_BUTTON)));
	delete_button.signal_clicked().connect (sigc::mem_fun (*this, &BundleManager::delete_clicked));
	buttons->pack_start (delete_button, false, false);
	
	Gtk::HBox* h = new Gtk::HBox;
	h->set_spacing (8);
	h->set_border_width (8);
	h->pack_start (_tree_view);
	h->pack_start (*Gtk::manage (buttons), false, false);

	get_vbox()->set_spacing (8);
	get_vbox()->pack_start (*Gtk::manage (h));

	set_default_size (480, 240);

	_tree_view.get_selection()->signal_changed().connect (
		sigc::mem_fun (*this, &BundleManager::set_button_sensitivity)
		);

	set_button_sensitivity ();

	show_all ();
}

void
BundleManager::set_button_sensitivity ()
{
	bool const sel = (_tree_view.get_selection()->get_selected() != 0);
	edit_button.set_sensitive (sel);
	delete_button.set_sensitive (sel);
}


void
BundleManager::new_clicked ()
{
	boost::shared_ptr<ARDOUR::UserBundle> b (new ARDOUR::UserBundle (""));

	/* Start off with a single channel */
	b->add_channel ();

	BundleEditor e (_session, b, true);
	if (e.run () == 0) {
		_session.add_bundle (b);
		add_bundle (b);
	}
}

void
BundleManager::edit_clicked ()
{
	Gtk::TreeModel::iterator i = _tree_view.get_selection()->get_selected();
	if (i) {
		boost::shared_ptr<ARDOUR::UserBundle> b = (*i)[_list_model_columns.bundle];
		BundleEditor e (_session, b, false);
		e.run ();
	}
	
}

void
BundleManager::delete_clicked ()
{
	Gtk::TreeModel::iterator i = _tree_view.get_selection()->get_selected();
	if (i) {
		boost::shared_ptr<ARDOUR::UserBundle> b = (*i)[_list_model_columns.bundle];
		_session.remove_bundle (b);
		_list_model->erase (i);
	}
}

void
BundleManager::add_bundle (boost::shared_ptr<ARDOUR::Bundle> b)
{
	boost::shared_ptr<ARDOUR::UserBundle> u = boost::dynamic_pointer_cast<ARDOUR::UserBundle> (b);
	if (u == 0) {
		return;
	}

	Gtk::TreeModel::iterator i = _list_model->append ();
	(*i)[_list_model_columns.name] = u->name ();
	(*i)[_list_model_columns.bundle] = u;

	u->NameChanged.connect (sigc::bind (sigc::mem_fun (*this, &BundleManager::bundle_name_changed), u));
}

void
BundleManager::bundle_name_changed (boost::shared_ptr<ARDOUR::UserBundle> b)
{
	Gtk::TreeModel::iterator i = _list_model->children().begin ();
	while (i != _list_model->children().end()) {
		boost::shared_ptr<ARDOUR::UserBundle> t = (*i)[_list_model_columns.bundle];
		if (t == b) {
			break;
		}
		++i;
	}

	if (i != _list_model->children().end()) {
		(*i)[_list_model_columns.name] = b->name ();
	}
}