nshell/src/ui.c

#include "ui.h"

#include "term.h"
#include <gint/display.h>

#include <stdio.h>
#include <string.h>

void set_statusbar(int tick_ctr, int shfit_state) {
    // set green bar
    for (int i = 0; i < UNS_TERM_COLS; i++)
        tgrid_sets(0, i, C_NONE, C_GREEN, " ");

    // then add actutal text
    char statusbar[UNS_TERM_COLS + 1];
    if (shfit_state)
        sprintf(statusbar, "↑Aa %d", tick_ctr);
    else
        sprintf(statusbar, "_Aa %d", tick_ctr);
    tgrid_sets(0, 0, C_BLACK, C_GREEN, statusbar);
}

static void center_str(int len, char buf[len], const char *s) {
    const int l = strlen(s);
    const int before = len / 2 - l / 2;

    int i;
    for (i = 0; i < before; i++)
        buf[i] = ' ';

    for (int j = 0; j < l; j++)
        buf[i++] = s[j];

    for (; i < len; i++)
        buf[i] = ' ';
}

char fnkeys[6][11] = {"opt 1-", "opt 2--", "opt 3---", "opt 4----", "opt 5-----", "opt 6"};
void set_menubar(void) {
    int col = 0;
    for (int i = 0; i < 6; i++) {
        char buf[11] = "";
        center_str(10, buf, fnkeys[i]);
        buf[10] = '\0';

        tgrid_sets(UNS_TERM_ROWS - 1, col, C_WHITE, C_BLUE, buf);

        // print spacers
        if (i < 6 - 1)
            tgrid_sets(UNS_TERM_ROWS - 1, col + 10, C_WHITE, C_BLACK, " ");

        col += 10 + 1;
    }
}