/*
 * Copyright 2014 (c) Anna Schumaker.
 */
#ifndef OCARINA_TABS_H
#define OCARINA_TABS_H

#include <ocarina.h>
#include <playqueue.h>


class Tab {
private:
	std::set<unsigned int> visible_ids;
	Glib::RefPtr<Gtk::TreeModelFilter> tab_filter;

protected:
	Playqueue *tab_pq;
	Glib::RefPtr<PlayqueueModel> tab_model;


	/**
	 * Widgets that MUST be set by a child class
	 */
	Gtk::SearchEntry	*tab_search;
	Gtk::TreeView		*tab_treeview;
	Gtk::Widget		*tab_widget;

	/**
	 * Optional widgets that MAY be set
	 */
	Gtk::ToggleButton	*tab_random;
	Gtk::Label		*tab_size;


	/**
	 * Class helper functions
	 */
	void tab_init_random();
	bool tab_is_cur();
	void tab_set_size();
	void tab_unmap();

public:
	Tab(Playqueue *);
	virtual ~Tab();

	/**
	 * More helper functions
	 */
	void tab_finish_init();
	int tab_page_num();
	void tab_runtime_changed();

	/**
	 * internal callback functions
	 */
	virtual void on_post_init();
	virtual void on_track_added(unsigned int);
	virtual void on_track_deleted(unsigned int);

	/**
	 * GTK-MM callback functions
	 */
	void on_random_toggled();

	/* Filtering functions */
	bool on_filter_visible(const Gtk::TreeIter &);
	bool on_entry_key_released(GdkEventKey *);
	void on_entry_changed();
};


void init_tabs();
void post_init_tabs();
void cleanup_tabs();


void init_collection_tab();
void init_history_tab();
void init_playlist_tab();

#endif /* OCARINA_TABS_H */