box-o-sand/menus/menu_toggle.c

#include <curses.h>
#include <menu.h>

#define ARRAY_SIZE(a) (sizeof(a) / sizeof(a[0]))
#define CTRLD 	4

char *choices[] = {
                        "Choice 1",
                        "Choice 2",
                        "Choice 3",
                        "Choice 4",
			"Choice 5",
			"Choice 6",
			"Choice 7",
                        "Exit",
                  };

int main()
{	ITEM **my_items;
	int c;				
	MENU *my_menu;
        int n_choices, i;
	ITEM *cur_item;
	
	/* Initialize curses */	
	initscr();
        cbreak();
        noecho();
	keypad(stdscr, TRUE);

	/* Initialize items */
        n_choices = ARRAY_SIZE(choices);
        my_items = (ITEM **)calloc(n_choices + 1, sizeof(ITEM *));
        for(i = 0; i < n_choices; ++i)
                my_items[i] = new_item(choices[i], choices[i]);
	my_items[n_choices] = (ITEM *)NULL;

	my_menu = new_menu((ITEM **)my_items);

	/* Make the menu multi valued */
	menu_opts_off(my_menu, O_ONEVALUE);

	mvprintw(LINES - 3, 0, "Use <SPACE> to select or unselect an item.");
	mvprintw(LINES - 2, 0, "<ENTER> to see presently selected items(F1 to Exit)");
	post_menu(my_menu);
	refresh();

	while((c = getch()) != KEY_F(1))
	{       switch(c)
	        {	case KEY_DOWN:
				menu_driver(my_menu, REQ_DOWN_ITEM);
				break;
			case KEY_UP:
				menu_driver(my_menu, REQ_UP_ITEM);
				break;
			case ' ':
				menu_driver(my_menu, REQ_TOGGLE_ITEM);
				break;
			case 10:	/* Enter */
			{	char temp[200];
				ITEM **items;

				items = menu_items(my_menu);
				temp[0] = '\0';
				for(i = 0; i < item_count(my_menu); ++i)
					if(item_value(items[i]) == TRUE)
					{	strcat(temp, item_name(items[i]));
						strcat(temp, " ");
					}
				move(20, 0);
				clrtoeol();
				mvprintw(20, 0, temp);
				refresh();
			}
			break;
		}
	}	

	free_item(my_items[0]);
        free_item(my_items[1]);
	free_menu(my_menu);
	endwin();
}