src/utils.c


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#include "utils.h"
#include "fm.h"
#include "log.h"
#include <limits.h>
#include <ncurses.h>

int
get_input(const char *prompt, char *buf, size_t len)
{
	if (!prompt || !buf)
		return -1;

	int ch;
	curs_set(1);

	werase(status_window->win);
	mvwprintw(status_window->win, 0, 0, "%s%s", prompt, buf);
	wrefresh(status_window->win);

	while ((ch = getch())) {
		werase(status_window->win);

		if (ch >= 32 && ch <= 126) {
			buf[len++] = ch;
		} else if (ch == KEY_BACKSPACE || ch == 127 || ch == '\b') {
			buf[--len] = '\0';
		} else if (ch == 27) {
			werase(status_window->win);
			curs_set(0);
			return -1;
		} else if (ch == KEY_ENTER || ch == '\n' || ch == '\r') {
			if (len < PATH_MAX) {
				buf[++len] = '\0';
				curs_set(0);
				return 0;
			} else {
				return -1;
			}
		} else {
			continue;
		}

		mvwprintw(status_window->win, 0, 0, "%s%s", prompt, buf);
		wrefresh(status_window->win);
	}

	curs_set(0);

	return 0;
}