/*
* Menu spacing get/set functions - menu_spacing(3X) man page
*/
static VALUE rbncurs_c_set_menu_spacing(VALUE rb_menu, VALUE spc_description,
VALUE spc_rows, VALUE spc_cols)
{
MENU *menu = get_menu(rb_menu);
return INT2NUM(set_menu_spacing(menu, NUM2INT(spc_description),
NUM2INT(spc_rows), NUM2INT(spc_cols)));
}
/*
* create the internal menu for the files
*/
static void wdg_file_menu_create(struct wdg_object *wo)
{
WDG_WO_EXT(struct wdg_file_handle, ww);
int mrows, mcols;
int i;
size_t c = wdg_get_ncols(wo);
size_t x = wdg_get_begin_x(wo);
size_t y = wdg_get_begin_y(wo);
struct stat buf;
/* the menu is already posted */
if (ww->nitems)
return;
WDG_DEBUG_MSG("wdg_file_menu_create");
/* get the working directory */
getcwd(ww->curpath, PATH_MAX);
/* scan the directory */
ww->nlist = scandir(".", &ww->namelist, 0, alphasort);
/* on error display the message in the box */
if (ww->nlist <= 0) {
ww->nitems = 2;
WDG_SAFE_REALLOC(ww->items, ww->nitems * sizeof(ITEM *));
ww->items[ww->nitems - 2] = new_item("/", "root");
ww->items[ww->nitems - 1] = new_item("Cannot open the directory", "");
item_opts_off(ww->items[ww->nitems - 1], O_SELECTABLE);
} else {
/* for each directory in the directory */
for (i = 0; i < ww->nlist; i++) {
/*
* transform the current dir into the root.
* useful to exit from a path whose parent is not readable
*/
if (!strcmp(ww->namelist[i]->d_name, ".")) {
strncpy(ww->namelist[i]->d_name, "/", 1);
ww->nitems++;
WDG_SAFE_REALLOC(ww->items, ww->nitems * sizeof(ITEM *));
ww->items[ww->nitems - 1] = new_item(ww->namelist[i]->d_name, "root");
continue;
}
/* get the file properties */
stat(ww->namelist[i]->d_name, &buf);
if (S_ISDIR(buf.st_mode)) {
ww->nitems++;
WDG_SAFE_REALLOC(ww->items, ww->nitems * sizeof(ITEM *));
ww->items[ww->nitems - 1] = new_item(ww->namelist[i]->d_name, "[...]");
}
// if not readable
//item_opts_off(ww->items[ww->nitems - 1], O_SELECTABLE);
}
/* and now add the files */
for (i = 0; i < ww->nlist; i++) {
/* get the file properties */
stat(ww->namelist[i]->d_name, &buf);
if (!S_ISDIR(buf.st_mode)) {
ww->nitems++;
WDG_SAFE_REALLOC(ww->items, ww->nitems * sizeof(ITEM *));
ww->items[ww->nitems - 1] = new_item(ww->namelist[i]->d_name, "");
}
}
}
/* null terminate the array */
WDG_SAFE_REALLOC(ww->items, (ww->nitems + 1) * sizeof(ITEM *));
ww->items[ww->nitems] = NULL;
/* create the menu */
ww->m = new_menu(ww->items);
/* set the dimensions */
set_menu_format(ww->m, ww->y - 2, 1);
set_menu_spacing(ww->m, 2, 0, 0);
/* get the geometry to make a window */
scale_menu(ww->m, &mrows, &mcols);
/*
* if the menu is larger than the main window
* adapt to the new dimensions
*/
if (mcols > (int)c - 4) {
ww->x = mcols + 4;
wdg_file_redraw(wo);
return;
}
/* create the window for the menu */
ww->mwin = newwin(mrows, MAX(mcols, (int)c - 4), y + 1, x + 2);
/* set the color */
wbkgd(ww->mwin, COLOR_PAIR(wo->window_color));
keypad(ww->mwin, TRUE);
/* associate with the menu */
set_menu_win(ww->m, ww->mwin);
/* the subwin for the menu */
set_menu_sub(ww->m, derwin(ww->mwin, mrows + 1, mcols, 1, 1));
/* menu attributes */
set_menu_mark(ww->m, "");
set_menu_grey(ww->m, COLOR_PAIR(wo->window_color));
set_menu_back(ww->m, COLOR_PAIR(wo->window_color));
set_menu_fore(ww->m, COLOR_PAIR(wo->window_color) | A_REVERSE | A_BOLD);
/* display the menu */
post_menu(ww->m);
wnoutrefresh(ww->mwin);
}
int teacher_menu(char *database){
int i, c, n, choice = 0;
teacher *xteacher;
WINDOW *win;
ITEM **items;
MENU *menu;
n = teacher_number(database);
start_color();
cbreak();
noecho();
keypad(stdscr, TRUE);
xteacher = (teacher *)malloc(sizeof(teacher) * (n + 1));
items = (ITEM **)calloc(n + 3, sizeof(ITEM *));
for(i = 0; i < n; ++i) {
xteacher[i] = get_teacher(database,i);
items[i] = new_item(xteacher[i].name, NULL);
}
menu = new_menu((ITEM **)items);
win = newwin(0, 0, 0, 0);
int y,x;
getmaxyx(win,y,x);
keypad(win, TRUE);
set_menu_win(menu, win);
set_menu_sub(menu, derwin(win, y - 5, 38, 5, 0.4*x));
set_menu_format(menu,x - 4, 1);
set_menu_mark(menu, " * ");
set_menu_spacing(menu, 0, 2, 0);
box(win, 0, 0);
print_in_middle(win, 1, 0, x, "Teachers" , COLOR_PAIR(1));
mvwaddch(win, 2, 0, ACS_LTEE);
mvwhline(win, 2, 1, ACS_HLINE, x - 2);
mvwaddch(win, 2, x - 1, ACS_RTEE);
mvwaddch(win, y - 3, 0, ACS_LTEE);
mvwhline(win, y - 3, 1, ACS_HLINE, x - 2);
mvwaddch(win, y - 3, x - 1, ACS_RTEE);
refresh();
if(n) {
if(n > 1)
mvwprintw(win,y - 2, 2,"N:New Teacher\t\tR:Remove Teacher\tS:Sort\t\tB:Back\tQ:Quit");
else
mvwprintw(win,y - 2, 2,"N:New Teacher\t\tR:Remove Teacher\tB:Back\tQ:Quit");
for(i = 0; i < choice; i++)
menu_driver(menu, REQ_DOWN_ITEM);
post_menu(menu);
wrefresh(win);
while((c = wgetch(win))){
switch(c) {
case KEY_DOWN:
menu_driver(menu, REQ_DOWN_ITEM);
if(choice != n -1)
choice++;
break;
case KEY_UP:
menu_driver(menu, REQ_UP_ITEM);
if(choice != 0)
choice--;
break;
case 10: /* Enter */
remove_menu(menu,items,n);
return choice;
case 'R':
case 'r':
remove_teacher(database, choice);
remove_menu(menu,items,n);
return -1;
case 'B':
case 'b':
remove_menu(menu,items,n);
return n + 1;
case 'N':
case 'n':
remove_menu(menu,items,n);
return n + 2;
case 'Q':
case 'q':
remove_menu(menu,items,n);
return INT_MIN;
default:
break;
}
wrefresh(win);
}
}
else {
mvwprintw(win,y - 2, 2,"N:New Teacher\t\tB:Back\t\tQ:Quit");
mvwprintw(win,5,3*x/7,"No Teachers found :(\n");
wrefresh(win);
curs_set(0);
while((c = wgetch(win)))
{
switch(c) {
case 'n':
case 'N':
remove_menu(menu,items,n);
curs_set(1);
return n+2;
case 'b':
case 'B':
remove_menu(menu,items,n);
curs_set(1);
return n+1;
case 'Q':
case 'q':
remove_menu(menu,items,n);
curs_set(1);
return INT_MIN;
default:
break;
}
wrefresh(win);
}
}
free(xteacher);
return -1;
}