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ui.c
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ui.c
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/*
Calf Box, an open source musical instrument.
Copyright (C) 2010 Krzysztof Foltman
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 3 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, see <http://www.gnu.org/licenses/>.
*/
#include "ui.h"
#if USE_NCURSES
#include <assert.h>
#include <stdio.h>
#include <ncurses.h>
void cbox_ui_start()
{
initscr();
cbreak();
noecho();
start_color();
keypad(stdscr, TRUE);
}
int cbox_ui_run(struct cbox_ui_page *page)
{
int ch, res;
if (page->draw)
page->draw(page);
if (page->on_idle)
halfdelay(1);
while(1)
{
ch = getch();
if (ch == ERR && page->on_idle)
{
res = page->on_idle(page);
if (res != 0)
return res;
continue;
}
res = page->on_key(page, ch);
if (res != 0)
return res;
}
cbreak();
}
void cbox_ui_stop()
{
endwin();
}
#endif