Free Smit Menu Test in C Program

Free Smit Menu Test in C Program

How to write a C Program Free Smit Menu Test in C Programming Language ?


Solution:

#include <ncurses.h>

#define MENUMAX 7
#define PROGNAME "Free SMIT"

void drawmenu(int item)
{
    int c;
    char mainmenutitle[] = "Systems Administration";   // Title
    char subtitle[] = "Please move the cursor to the desired item and press Enter";
    char menu [MENUMAX] [34] = {   /* 6 Items for MENUMAX */
   
    "Process Viewer",
    "Filesystem Management",
    "Users & Groups",
    "Init Manager",
    "About Free SMIT",
    "Test",
    "Shutdown"
    };

    clear();
    /* Print Title and Subtitle */
    attron(A_BOLD);
    mvaddstr(1, 26, mainmenutitle);
    mvaddstr(3,1, subtitle);
    attroff(A_BOLD);
   
    /* Menu Items print and highlight */
   
    for (c=0;c<MENUMAX;c++)
    {
        if (c==item)
            attron(A_REVERSE); // Highlight
        mvaddstr(5+(c*1),5,menu[c]);
        attroff(A_REVERSE);
    }
   
    /* Bottom Part of the Menu */
    attron(A_BOLD);
    mvaddstr(19,2, "F1=Help    F2=Refresh    F9=Shell    Enter=Do");
    attroff(A_BOLD);
   
    refresh();
}

int main(void)
{
    int key,menuitem;

    menuitem = 0;

    initscr();
   
    refresh();

    drawmenu(menuitem);
    mvprintw(20,2, "Menuitem Item %d", menuitem);
    keypad(stdscr,TRUE);
    noecho();    /* Disable Echo */
    do
    {
        key = getch();
        switch(key)
        {
            case KEY_DOWN:
                menuitem++;
                if(menuitem > MENUMAX-1) menuitem = 0;
                break;
            case KEY_UP:
                menuitem--;
                if(menuitem < 0) menuitem = MENUMAX-1;
                break;
            default:
                break;
        }
        drawmenu(menuitem);
        mvprintw(20,2, "Menuitem Item %d", menuitem);
        refresh();
    } while(key != '\n');

    echo(); /* Turn on Echo */

    /* At this point, the value of selected menu is kept in the menuitem
     * varible. The program can branch off to whatever subroutine
     * is required to carry out that function */

    endwin();
    return 0;
}


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