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authoretobi <git@e-tobi.net>2013-09-03 09:48:45 +0200
committeretobi <git@e-tobi.net>2013-09-03 09:48:45 +0200
commit9fe4d4ea9c054e539ab679ed2e9c076c35beb69d (patch)
treeaffff927f15c8ae6c77890cc9564855efe2e51db /util/scan/dvb-t/fr-Annecy
parent9a5228e0f2b898367b7943d294be58caf6ce8bb3 (diff)
downloadlinux-dvb-apps-9fe4d4ea9c054e539ab679ed2e9c076c35beb69d.tar.gz
Imported Upstream version 1.1.1+rev1355upstream/1.1.1+rev1355
Diffstat (limited to 'util/scan/dvb-t/fr-Annecy')
0 files changed, 0 insertions, 0 deletions
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-02 16:52:20 +0000
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/*
 * wavemon - a wireless network monitoring aplication
 *
 * Copyright (c) 2001-2002 Jan Morgenstern <jan@jm-music.de>
 *
 * wavemon 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, or (at your option) any later
 * version.
 *
 * wavemon 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 wavemon; see the file COPYING.  If not, write to the Free Software
 * Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 */
#include "wavemon.h"

/* Make configuration screen fit into half of minimum screen width */
#define CONF_SCREEN_WIDTH	(MIN_SCREEN_COLS / 2)
/*
 * Maximum number of rows in the configuration box. Due to the top
 * border, this is one less than the maximum vertical number of rows.
 */
#define MAX_NUM_CONF_ROWS	(MAXYLEN - 1)

/* GLOBALS */
extern int conf_items;		/* index into array storing menu items */

static WINDOW *w_conf, *w_confpad;
static int first_item, active_item;
static int num_items, list_offset;

static void waddstr_item(WINDOW *w, int y, struct conf_item *item, char hilight)
{
	char s[0x40];

	wattrset(w, COLOR_PAIR(CP_PREF_NORMAL));

	mvwhline(w, y, 0, ' ', CONF_SCREEN_WIDTH);

	if (item->type != t_sep && item->type != t_func) {
		mvwaddstr(w, y, item->dep ? 2 : 0, item->name);

		switch (item->type) {
		case t_int:
			sprintf(s, "%d", *item->v.i);
			break;
		case t_list:
			assert(item->list && item->list[*item->v.i]);
			strncpy(s, item->list[*item->v.i], sizeof(s));
			/* Fall through, dummy statements to pacify gcc -Wall */
		case t_sep:
		case t_func:
			break;
		}

		if (!item->unit) {
			wmove(w, y, CONF_SCREEN_WIDTH - strlen(s));
			if (hilight) {
				wattron(w, A_REVERSE);
				waddstr_b(w, s);
				wattroff(w, A_REVERSE);
			} else
				waddstr_b(w, s);
		} else {
			wmove(w, y, CONF_SCREEN_WIDTH - strlen(s) - strlen(item->unit) - 1);
			if (hilight) {
				wattron(w, A_REVERSE);
				waddstr_b(w, s);
				wattroff(w, A_REVERSE);
			} else
				waddstr_b(w, s);
			mvwaddstr(w, y, CONF_SCREEN_WIDTH - strlen(item->unit), item->unit);
		}
	} else if (item->type == t_sep && item->name) {
		sprintf(s, "- %s -", item->name);
		mvwaddstr(w, y, (CONF_SCREEN_WIDTH  - strlen(s)) / 2, s);
	} else if (item->type == t_func) {
		wmove(w, y, (CONF_SCREEN_WIDTH - strlen(item->name)) / 2);
		if (hilight) {
			wattron(w, A_REVERSE);
			waddstr(w, item->name);
			wattroff(w, A_REVERSE);
		} else
			waddstr(w, item->name);
	}
}

static void change_item(int inum, char sign)
{
	struct conf_item *item = ll_get(conf_items, inum);
	int tmp;

	switch (item->type) {
	case t_int:
		if (*item->v.i + item->inc * sign <= item->max &&
		    *item->v.i + item->inc * sign >= item->min)
			*item->v.i += item->inc * sign;
		break;
	case t_list:
		*item->v.i = *item->v.i + sign;
		tmp = argv_count(item->list);
		if (*item->v.i >= tmp)
			*item->v.i = 0;
		else if (*item->v.i < 0)
			*item->v.i = tmp - 1;
		/* Fall through, dummy statements to pacify gcc -Wall */
	case t_sep:
	case t_func:
		break;
	}
}


static int select_item(int rv, int incr)
{
	struct conf_item *item;

	do {
		rv  += incr;
		item = ll_get(conf_items, rv);

	} while (item->type == t_sep || (item->dep && !*item->dep));

	return rv;
}

/* Perform selection, return offset value to ensure pad fits inside window */
static int m_pref(WINDOW *w_conf, int list_offset, int active_item, int num_items)
{
	int active_line, i, j;

	werase(w_conf);

	for (active_line = i = j = 0; i < num_items; i++) {
		struct conf_item *item = ll_get(conf_items, i);

		if (!item->dep || *item->dep) {
			if (i != active_item)
				waddstr_item(w_conf, j++, item, 0);
			else {
				waddstr_item(w_conf, j, item, 1);
				active_line = j++;
			}
		}
	}

	if (active_line - list_offset > MAX_NUM_CONF_ROWS)
		return active_line - MAX_NUM_CONF_ROWS;
	if (active_line < list_offset)
		return active_line;
	return list_offset;
}

void scr_conf_init(void)
{
	struct conf_item *item;
	conf_get_interface_list(false);	/* may have changed in the meantime */

	num_items = ll_size(conf_items);
	w_conf    = newwin_title(0, WAV_HEIGHT, "Preferences", false);
	w_confpad = newpad(num_items + 1, CONF_SCREEN_WIDTH);

	if (first_item)			/* already initialized */
		return;
	while ((item = ll_get(conf_items, first_item)) && item->type == t_sep)
		first_item++;
	active_item = first_item;
}

int scr_conf_loop(WINDOW *w_menu)
{
	struct conf_item *item;
	int key;

	list_offset = m_pref(w_confpad, list_offset, active_item, num_items);

	prefresh(w_confpad, list_offset, 0,
		 1,       (WAV_WIDTH - CONF_SCREEN_WIDTH)/2,
		 MAXYLEN, (WAV_WIDTH + CONF_SCREEN_WIDTH)/2);
	wrefresh(w_conf);

	key = wgetch(w_menu);
	switch (key) {
	case KEY_HOME:
		active_item = first_item;
		break;
	case KEY_END:
		active_item = num_items - 1;
		break;
	case KEY_DOWN:
	case KEY_NPAGE:
		active_item = select_item(active_item, 1);
		if (active_item >= num_items) {
			active_item = first_item;
			list_offset = 0;
		}
		break;
	case KEY_UP:
	case KEY_PPAGE:
		active_item = select_item(active_item, -1);
		if (active_item < first_item)
			active_item = num_items - 1;
		break;
	case KEY_LEFT:
		change_item(active_item, -1);
		break;
	case KEY_RIGHT:
		change_item(active_item, 1);
		break;
	case '\r':
		item = ll_get(conf_items, active_item);
		if (item->type == t_func) {
			flash();
			(*item->v.fp)();
		}
	}
	return key;
}

void scr_conf_fini(void)
{
	delwin(w_conf);
	delwin(w_confpad);
}