/* This file is part of Ingen.
 * Copyright (C) 2007 Dave Robillard <http://drobilla.net>
 * 
 * Ingen 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.
 * 
 * Ingen 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 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.,
 * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
 */

#include "App.h"
#include "interface/EngineInterface.h"
#include "client/NodeModel.h"
#include "client/PatchModel.h"
#include "NewSubpatchWindow.h"
#include "PatchView.h"

namespace Ingenuity {


NewSubpatchWindow::NewSubpatchWindow(BaseObjectType* cobject, const Glib::RefPtr<Gnome::Glade::Xml>& xml)
: Gtk::Window(cobject)
{
	xml->get_widget("new_subpatch_name_entry", _name_entry);
	xml->get_widget("new_subpatch_message_label", _message_label);
	xml->get_widget("new_subpatch_polyphony_spinbutton", _poly_spinbutton);
	xml->get_widget("new_subpatch_ok_button", _ok_button);
	xml->get_widget("new_subpatch_cancel_button", _cancel_button);

	_name_entry->signal_changed().connect(sigc::mem_fun(this, &NewSubpatchWindow::name_changed));
	_ok_button->signal_clicked().connect(sigc::mem_fun(this, &NewSubpatchWindow::ok_clicked));
	_cancel_button->signal_clicked().connect(sigc::mem_fun(this, &NewSubpatchWindow::cancel_clicked));
	
	_ok_button->property_sensitive() = false;
}

void
NewSubpatchWindow::present(SharedPtr<PatchModel> patch, MetadataMap data)
{
	set_patch(patch);
	_initial_data = data;
	Gtk::Window::present();
}

/** Sets the patch controller for this window and initializes everything.
 *
 * This function MUST be called before using the window in any way!
 */
void
NewSubpatchWindow::set_patch(SharedPtr<PatchModel> patch)
{
	_patch = patch;
}


/** Called every time the user types into the name input box.
 * Used to display warning messages, and enable/disable the OK button.
 */
void
NewSubpatchWindow::name_changed()
{
	string name = _name_entry->get_text();
	if (!Path::is_valid_name(name)) {
		_message_label->set_text("Name contains invalid characters.");
		_ok_button->property_sensitive() = false;
	} else if (_patch->get_node(name)) {
		_message_label->set_text("An object already exists with that name.");
		_ok_button->property_sensitive() = false;
	} else if (name.length() == 0) {
		_message_label->set_text("");
		_ok_button->property_sensitive() = false;
	} else {
		_message_label->set_text("");
		_ok_button->property_sensitive() = true;
	}	
}


void
NewSubpatchWindow::ok_clicked()
{
	const Path path = _patch->path().base() + Path::nameify(_name_entry->get_text());
	const size_t poly = _poly_spinbutton->get_value_as_int();

	App::instance().engine()->create_patch(path, poly);
	for (MetadataMap::const_iterator i = _initial_data.begin(); i != _initial_data.end(); ++i)
		App::instance().engine()->set_metadata(path, i->first, i->second);

	App::instance().engine()->enable_patch(path);
	
	hide();
}			


void
NewSubpatchWindow::cancel_clicked()
{
	hide();
}


} // namespace Ingenuity