/* Check whether the user has unmapped every shortcut for a
sequence we consider 'vital', like the exit function */
static void check_vitals_mapped(void)
{
subnfunc *f;
int v;
#define VITALS 5
short vitals[VITALS] = { DO_EXIT, DO_EXIT, CANCEL_MSG, CANCEL_MSG, CANCEL_MSG };
int inmenus[VITALS] = { MMAIN, MHELP, MWHEREIS, MREPLACE, MGOTOLINE };
for (v = 0; v < VITALS; v++) {
for (f = allfuncs; f != NULL; f = f->next) {
if (f->scfunc == vitals[v] && f->menus & inmenus[v]) {
const sc *s = first_sc_for(inmenus[v], f->scfunc);
if (!s) {
rcfile_error(N_("Fatal error: no keys mapped for function \"%s\""),
f->desc);
fprintf(stderr, N_("Exiting. Please use nano with the -I option if needed to adjust your nanorc settings\n"));
exit(1);
}
break;
}
}
}
}
/* Check whether the user has unmapped every shortcut for a
* sequence we consider 'vital', like the exit function. */
static void check_vitals_mapped(void)
{
subnfunc *f;
int v;
#define VITALS 5
void (*vitals[VITALS])(void) = { do_exit, do_exit, do_cancel, do_cancel, do_cancel };
int inmenus[VITALS] = { MMAIN, MHELP, MWHEREIS, MREPLACE, MGOTOLINE };
for (v = 0; v < VITALS; v++) {
for (f = allfuncs; f != NULL; f = f->next) {
if (f->scfunc == vitals[v] && f->menus & inmenus[v]) {
const sc *s = first_sc_for(inmenus[v], f->scfunc);
if (!s) {
fprintf(stderr, _("Fatal error: no keys mapped for function "
"\"%s\". Exiting.\n"), f->desc);
fprintf(stderr, _("If needed, use nano with the -I option "
"to adjust your nanorc settings.\n"));
exit(1);
}
break;
}
}
}
}
/* Display the shortcut list in s on the last two rows of the bottom
* portion of the window. */
void bottombars(int menu)
{
size_t i = 0, colwidth, slen;
const sc *s;
/* Set the global variable to the given menu. */
currmenu = menu;
if (ISSET(NO_HELP)) {
return;
}
if (menu == MMAIN) {
slen = MAIN_VISIBLE;
assert(slen <= length_of_list(menu));
} else {
slen = length_of_list(menu);
/* Don't show any more shortcuts than the main list does. */
if (slen > MAIN_VISIBLE) {
slen = MAIN_VISIBLE;
}
}
/* There will be this many characters per column, except for the
* last two, which will be longer by (COLS % colwidth) columns so as
* to not waste space. We need at least three columns to display
* anything properly. */
colwidth = COLS / ((slen / 2) + (slen % 2));
blank_bottombars();
DEBUG_LOG("In bottombars, and slen == " << slen);
DEBUG_LOG("Checking menu items....");
for (auto f : allfuncs) {
if ((f->menus & menu) == 0) {
continue;
}
if (f->desc == "") {
continue;
}
DEBUG_LOG("found one! f->menus = " << f->menus << ", desc = \"" << f->desc << '"');
s = first_sc_for(menu, f->scfunc);
if (s == NULL) {
DEBUG_LOG("Whoops, guess not, no shortcut key found for func!");
continue;
}
wmove(bottomwin, 1 + i % 2, (i / 2) * colwidth);
DEBUG_LOG("Calling onekey with keystr \"" << s->keystr << "\" and desc \"" << f->desc << '"');
onekey(s->keystr, _(f->desc.c_str()), colwidth + (COLS % colwidth));
if (++i >= slen) {
break;
}
}
wnoutrefresh(bottomwin);
reset_cursor();
wnoutrefresh(edit);
}
