/*
    Copyright (C) 2008 Paul Davis
    Author: Sakari Bergen

    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.

*/

#ifndef __export_dialog_h__
#define __export_dialog_h__

#include <boost/scoped_ptr.hpp>
#include <string>

#include "ardour/export_profile_manager.h"

#include "public_editor.h"
#include "export_timespan_selector.h"
#include "export_channel_selector.h"
#include "export_file_notebook.h"
#include "export_preset_selector.h"
#include "ardour_dialog.h"

#include <gtkmm.h>

namespace ARDOUR {
	class ExportStatus;
	class ExportHandler;
}

class ExportTimespanSelector;
class ExportChannelSelector;

class ExportDialog : public ArdourDialog {

  public:

	ExportDialog (PublicEditor & editor, std::string title, ARDOUR::ExportProfileManager::ExportType type);
	~ExportDialog ();

	void set_session (ARDOUR::Session* s);

	/* Responses */

	enum Responses {
		RESPONSE_RT,
		RESPONSE_FAST,
		RESPONSE_CANCEL
	};

  protected:

	typedef boost::shared_ptr<ARDOUR::ExportHandler> HandlerPtr;
	typedef boost::shared_ptr<ARDOUR::ExportProfileManager> ManagerPtr;

	ARDOUR::ExportProfileManager::ExportType type;
	HandlerPtr      handler;
	ManagerPtr      profile_manager;

	// initializes GUI layout
	virtual void init_gui ();

	// Must initialize all the shared_ptrs below
	virtual void init_components ();

	// Override if the channel selector should not be grown
	virtual bool channel_selector_is_expandable() { return true; }

	boost::scoped_ptr<ExportPresetSelector>   preset_selector;
	boost::scoped_ptr<ExportTimespanSelector> timespan_selector;
	boost::scoped_ptr<ExportChannelSelector>  channel_selector;
	boost::scoped_ptr<ExportFileNotebook>     file_notebook;

	Gtk::VBox                                 warning_widget;
	Gtk::VBox                                 progress_widget;

	Gtk::Label *                              timespan_label;
	Gtk::Label *                              channels_label;

  private:

	void init ();

	void expanded_changed();

	void notify_errors (bool force = false);
	void close_dialog ();

	void sync_with_manager ();
	void update_warnings_and_example_filename ();
	void show_conflicting_files ();

	void do_export ();

	void show_progress ();
	gint progress_timeout ();

	typedef boost::shared_ptr<ARDOUR::ExportStatus> StatusPtr;

	PublicEditor &  editor;
	StatusPtr       status;

	/*** GUI components ***/

	Glib::RefPtr<Gtk::SizeGroup> advanced_sizegroup;
	Gtk::Expander * advanced;

	/* Warning area */

	Gtk::HBox           warn_hbox;
	Gtk::Label          warn_label;
	std::string       warn_string;

	Gtk::HBox           list_files_hbox;
	Gtk::Label          list_files_label;
	Gtk::Button         list_files_button;
	std::string       list_files_string;

	void add_error (std::string const & text);
	void add_warning (std::string const & text);

	/* Progress bar */

	Gtk::ProgressBar        progress_bar;
	sigc::connection        progress_connection;

	float previous_progress; // Needed for gtk bug workaround

	/* Buttons */

	Gtk::Button *           cancel_button;
	Gtk::Button *           export_button;

};

class ExportRangeDialog : public ExportDialog
{
  public:
	ExportRangeDialog (PublicEditor & editor, std::string range_id);

  private:
	void init_components ();

	std::string range_id;
};

class ExportSelectionDialog : public ExportDialog
{
  public:
	ExportSelectionDialog (PublicEditor & editor);

  private:
	void init_components ();
};

class ExportRegionDialog : public ExportDialog
{
  public:
	ExportRegionDialog (PublicEditor & editor, ARDOUR::AudioRegion const & region, ARDOUR::AudioTrack & track);

  protected:
	virtual bool channel_selector_is_expandable() { return false; }

  private:
	void init_gui ();
	void init_components ();

	ARDOUR::AudioRegion const & region;
	ARDOUR::AudioTrack & track;
};

class StemExportDialog : public ExportDialog
{
  public:
	StemExportDialog (PublicEditor & editor);

  private:
	void init_components ();
};

#endif /* __ardour_export_dialog_h__ */
