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/*
* Copyright (C) 2011 Mark Hills <mark@pogo.org.uk>,
* Yves Adler <yves.adler@googlemail.com>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* version 2, as published by the Free Software Foundation.
*
* 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 version 2 for more details.
*
* You should have received a copy of the GNU General Public License
* version 2 along with this program; if not, write to the Free
* Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301, USA.
*
*/
#ifndef SELECTOR_H
#define SELECTOR_H
#include <stdbool.h>
#include <stddef.h>
#include "library.h"
#include "listing.h"
/* Managed context of a scrolling window, of a number of fixed-height
* lines, backed by a list of a known number of entries */
struct scroll_t {
int lines, offset, entries, selected;
};
struct selector_t {
struct library_t *library;
struct listing_t
*view_listing, /* base_listing + search filter applied */
*swap_listing, /* used to swap between a and b listings */
listing_a, listing_b;
struct scroll_t records, crates;
bool toggled;
int toggle_back;
size_t search_len;
char search[256];
};
void selector_init(struct selector_t *sel, struct library_t *lib);
void selector_clear(struct selector_t *sel);
void selector_set_lines(struct selector_t *sel, unsigned int lines);
void selector_up(struct selector_t *sel);
void selector_down(struct selector_t *sel);
void selector_page_up(struct selector_t *sel);
void selector_page_down(struct selector_t *sel);
void selector_top(struct selector_t *sel);
void selector_bottom(struct selector_t *sel);
struct record_t* selector_current(struct selector_t *sel);
void selector_prev(struct selector_t *sel);
void selector_next(struct selector_t *sel);
void selector_toggle(struct selector_t *sel);
void selector_search_expand(struct selector_t *sel);
void selector_search_refine(struct selector_t *sel, char key);
#endif
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