MENUPAN*
menu_pan_create(MENU *menu, int y, int x, int id)
{
MENUPAN *menupan;
assert(menu);
menupan=(MENUPAN *)malloc(sizeof(MENUPAN));
if(!menupan) {
set_error(ERR_NOMEM);
lpr_error("menu_pan_create");
}
menupan->id=id;
menupan->menu=menu;
menupan->win=new_panel(newwin(item_count(menu)+2, MSIZE, y, x));
menupan->sub=new_panel(derwin(menupan->win->win,
item_count(menu), MSIZE-2, 1, 1));
wcolor_set(menupan->win->win, 1, NULL);
set_menu_fore(menu, COLOR_PAIR(1) | A_REVERSE);
set_menu_back(menu, COLOR_PAIR(1));
set_menu_grey(menu, COLOR_PAIR(1));
set_menu_win(menu, menupan->win->win);
set_menu_sub(menu, menupan->sub->win);
box(menupan->win->win, 0, 0);
menupan_hide(menupan);
return menupan;
}
void NCPanelContainer::setActive(const NCPanel * panel)
{
for (int i = 0; i < mPanels.size(); i++)
if ( mPanels[i] == panel )
{
mPanels[i]->setActive(true);
MENU * menu = mPanels[i]->getWidget()->getMenu();
set_menu_grey(menu, COLOR_PAIR(3));
set_menu_fore(menu, COLOR_PAIR(4));
set_menu_back(menu, COLOR_PAIR(1));
current = i;
break;
}
}
void NCRowMenu::setup()
{
wbkgd(getWindow(),COLOR_PAIR(2));
ITEM **my_items;
MENU *my_menu;
WINDOW *my_menu_win;
int i;
my_items = (ITEM **) calloc(choices.size()+2, sizeof(ITEM *));
for(i = 0; i < choices.size(); ++i)
my_items[i] = new_item(choices[i].c_str(), "NULL");
my_menu = new_menu((ITEM **) my_items);
set_menu_grey(my_menu, COLOR_PAIR(2));
set_menu_fore(my_menu, COLOR_PAIR(2));
set_menu_back(my_menu, COLOR_PAIR(2));
menu_opts_off(my_menu, O_SHOWDESC);
my_menu_win = getWindow();
keypad(my_menu_win, FALSE);
/* Set main window and sub window */
set_menu_win(my_menu, my_menu_win);
//set_menu_sub(my_menu, derwin(my_menu_win, 10, 150, 3, 1));
set_menu_format(my_menu, 1, 10);
set_menu_mark(my_menu, " ");
//box(my_menu_win, 0, 0);
//wbkgdset(getWindow(), COLOR_PAIR(2));
//wrefresh(getWindow());
wrefresh(stdscr);
refresh();
/* Post the menu */
post_menu(my_menu);
wrefresh(my_menu_win);
//setBorder(0, 0);
}
void NCPanelContainer::changePanels()
{
int curr = 0;
for (curr = 0; curr < mPanels.size(); curr++)
{
MENU * menu = mPanels[curr]->getWidget()->getMenu();
set_menu_grey(menu, COLOR_PAIR(5));
set_menu_fore(menu, COLOR_PAIR(5));
set_menu_back(menu, COLOR_PAIR(5));
if ( mPanels[curr]->isActive() )
{
mPanels[curr]->setActive(false);
break;
}
}
curr = (curr+1) % mPanels.size();
setActive( mPanels[curr] );
}
/*
* 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);
}
static VALUE rbncurs_c_set_menu_grey(VALUE rb_menu, VALUE attr)
{
MENU *menu = get_menu(rb_menu);
return INT2NUM(set_menu_grey(menu, NUM2ULONG(attr)));
}
int main()
{ ITEM **my_items;
int c;
MENU *my_menu;
int n_choices, i;
ITEM *cur_item;
/* Initialize curses */
initscr();
start_color();
cbreak();
noecho();
keypad(stdscr, TRUE);
init_pair(1, COLOR_RED, COLOR_BLACK);
init_pair(2, COLOR_GREEN, COLOR_BLACK);
init_pair(3, COLOR_MAGENTA, COLOR_BLACK);
/* 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;
item_opts_off(my_items[3], O_SELECTABLE);
item_opts_off(my_items[6], O_SELECTABLE);
/* Create menu */
my_menu = new_menu((ITEM **)my_items);
/* Set fore ground and back ground of the menu */
set_menu_fore(my_menu, COLOR_PAIR(1) | A_REVERSE);
set_menu_back(my_menu, COLOR_PAIR(2));
set_menu_grey(my_menu, COLOR_PAIR(3));
/* Post the menu */
mvprintw(LINES - 3, 0, "Press <ENTER> to see the option selected");
mvprintw(LINES - 2, 0, "Up and Down arrow keys to naviage (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 10: /* Enter */
move(20, 0);
clrtoeol();
mvprintw(20, 0, "Item selected is : %s",
item_name(current_item(my_menu)));
pos_menu_cursor(my_menu);
break;
}
}
unpost_menu(my_menu);
for(i = 0; i < n_choices; ++i)
free_item(my_items[i]);
free_menu(my_menu);
endwin();
}
/*
* Return codes:
* 0 - action performed
* -1 - quit was pressed (only for main menu)
* +1 - backspace or escape was pressed, back to previous menu
*/
static int
do_menu(struct menuoption *runmenu, int num, int upper, const char *title, ...)
{
int ch, i, y, x;
// char buf[BUFSIZ];
char *buf;
struct menuoption *curmenu;
ITEM **mitems, *mitem;
MENU *mmenu;
WINDOW *msubwin;
va_list ap;
/* Clear screen and print title */
if (upper)
show_mainwin(0);
else
show_mainwin(1);
va_start(ap, title);
head_mainwin(title, ap);
va_end(ap);
x = 0;
y = 0;
if (upper)
msubwin = create_uppersubwin();
else
msubwin = create_lowersubwin(&y, &x);
mitems = (ITEM **)calloc(num + 1, sizeof(ITEM*));
for (curmenu = runmenu, i = 0; i < num; i++) {
ch = sizeof buf > x ? x - 1 : sizeof buf - 1;
// if (snprintf(buf, ch, "%s", curmenu->m_name) <= 0) {
if (asprintf(&buf, "%s", curmenu->m_name) <= 0) {
ask_ok("Error creating the menu.");
for (i--; i >= 0; i--)
free(mitems[i]);
return 0;
}
mitems[i] = new_item(buf, NULL);
set_item_userptr(mitems[i], (void *)curmenu);
// warnx("%ld %s", (long)curmenu, curmenu->m_name);
curmenu++;
}
mitems[num] = NULL;
mmenu = new_menu(mitems);
set_menu_win(mmenu, mainwin);
set_menu_sub(mmenu, msubwin);
set_menu_format(mmenu, upper ? 1 : y, 1);
if (colouring) {
set_menu_fore(mmenu, COLOR_PAIR(1));
set_menu_back(mmenu, COLOR_PAIR(1));
set_menu_grey(mmenu, COLOR_PAIR(1));
}
set_menu_mark(mmenu, ">");
if (post_menu(mmenu)) {
ask_ok("Error posting the menu.");
return 1;
}
show_mainwin(0);
show_lowersubwin(0, msubwin);
while ((ch = getch()) != '\n' && ch != '\b') {
switch (ch) {
case KEY_DOWN:
menu_driver(mmenu, REQ_NEXT_ITEM);
break;
case KEY_UP:
menu_driver(mmenu, REQ_PREV_ITEM);
break;
case KEY_NPAGE:
menu_driver(mmenu, REQ_SCR_DPAGE);
break;
case KEY_PPAGE:
menu_driver(mmenu, REQ_SCR_UPAGE);
break;
case KEY_END:
menu_driver(mmenu, REQ_LAST_ITEM);
break;
case KEY_HOME:
menu_driver(mmenu, REQ_FIRST_ITEM);
break;
}
show_mainwin(0);
show_lowersubwin(0, msubwin);
}
mitem = current_item(mmenu);
curmenu = (struct menuoption *)item_userptr(mitem);
unpost_menu(mmenu);
delwin(msubwin);
free_menu(mmenu);
for (i = 0; i < num; i++)
free_item(mitems[i]);
free(mitems);
if (ch != '\b' && curmenu->m_action != NULL) {
curmenu->m_action(curmenu->m_argv);
return 0;
} else {
return 1;
}
}
