diff options
Diffstat (limited to 'test/demo_menus.c')
| -rw-r--r-- | test/demo_menus.c | 318 |
1 files changed, 207 insertions, 111 deletions
diff --git a/test/demo_menus.c b/test/demo_menus.c index 4f75807..ccd48b0 100644 --- a/test/demo_menus.c +++ b/test/demo_menus.c @@ -1,5 +1,5 @@ /**************************************************************************** - * Copyright (c) 2005-2010,2011 Free Software Foundation, Inc. * + * Copyright (c) 2005-2013,2014 Free Software Foundation, Inc. * * * * Permission is hereby granted, free of charge, to any person obtaining a * * copy of this software and associated documentation files (the * @@ -26,7 +26,7 @@ * authorization. * ****************************************************************************/ /* - * $Id: demo_menus.c,v 1.32 2011/01/15 20:02:47 tom Exp $ + * $Id: demo_menus.c,v 1.54 2014/09/05 08:34:06 tom Exp $ * * Demonstrate a variety of functions from the menu library. * Thomas Dickey - 2005/4/9 @@ -38,7 +38,6 @@ item_opts - item_opts_off - item_opts_on - item_term - -item_userptr - item_visible - menu_back - menu_fore - @@ -49,22 +48,16 @@ menu_opts - menu_pad - menu_request_by_name - menu_request_name - -menu_sub - menu_term - menu_userptr - set_current_item - -set_item_init - set_item_opts - -set_item_term - -set_item_userptr - set_menu_grey - -set_menu_init - set_menu_items - set_menu_opts - set_menu_pad - set_menu_pattern - set_menu_spacing - -set_menu_term - set_menu_userptr - set_top_row - top_row - @@ -103,23 +96,23 @@ typedef enum { #define MENU_Y 1 +typedef struct { + NCURSES_CONST char *name; + void (*func) (int); + unsigned mask; +} MENU_DATA; + +static void call_files(int); + static MENU *mpBanner; static MENU *mpFile; static MENU *mpSelect; +static WINDOW *status; + static bool loaded_file = FALSE; -#if !HAVE_STRDUP -#define strdup my_strdup -static char * -strdup(char *s) -{ - char *p = typeMalloc(char, strlen(s) + 1); - if (p) - strcpy(p, s); - return (p); -} -#endif /* not HAVE_STRDUP */ +static char empty[1]; /* Common function to allow ^T to toggle trace-mode in the middle of a test * so that trace-files can be made smaller. @@ -207,6 +200,48 @@ menu_offset(MenuNo number) return result; } +static void +my_menu_init(MENU * menu) +{ + Trace(("called MenuHook my_menu_init")); + mvwprintw(status, 2, 0, "menu_init %p", (void *) menu); + wclrtoeol(status); + wrefresh(status); +} + +static void +my_menu_term(MENU * menu) +{ + Trace(("called MenuHook my_menu_term")); + mvwprintw(status, 2, 0, "menu_term %p", (void *) menu); + wclrtoeol(status); + wrefresh(status); +} + +static void +my_item_init(MENU * menu) +{ + ITEM *item = current_item(menu); + const char *name = item_name(item); + + Trace(("called MenuHook my_item_init (%s)", name)); + mvwprintw(status, 2, 0, "item_init %s", name); + wclrtoeol(status); + wrefresh(status); +} + +static void +my_item_term(MENU * menu) +{ + ITEM *item = current_item(menu); + const char *name = item_name(item); + + Trace(("called MenuHook my_item_term (%s)", name)); + mvwprintw(status, 2, 0, "item_term %s", name); + wclrtoeol(status); + wrefresh(status); +} + static MENU * menu_create(ITEM ** items, int count, int ncols, MenuNo number) { @@ -225,8 +260,8 @@ menu_create(ITEM ** items, int count, int ncols, MenuNo number) result = new_menu(items); if (has_colors()) { - set_menu_fore(result, COLOR_PAIR(1)); - set_menu_back(result, COLOR_PAIR(2)); + set_menu_fore(result, (chtype) COLOR_PAIR(1)); + set_menu_back(result, (chtype) COLOR_PAIR(2)); } set_menu_format(result, maxrow, maxcol); @@ -252,6 +287,10 @@ menu_create(ITEM ** items, int count, int ncols, MenuNo number) post_menu(result); + set_menu_init(result, my_menu_init); + set_menu_term(result, my_menu_term); + set_item_init(result, my_item_init); + set_item_term(result, my_item_term); return result; } @@ -278,15 +317,18 @@ menu_destroy(MENU * m) if ((count > 0) && (m == mpSelect)) { if (blob && loaded_file) { Trace(("freeing blob %p", blob)); - free((char *) blob); + free((void *) blob); } free(items); + items = 0; } #ifdef TRACE if ((count > 0) && (m == mpTrace)) { ITEM **ip = items; - while (*ip) - free(*ip++); + if (ip != 0) { + while (*ip) + free(*ip++); + } } #endif } @@ -305,21 +347,24 @@ menu_display(MENU * m) static void build_file_menu(MenuNo number) { - static CONST_MENUS char *labels[] = + static MENU_DATA table[] = { - "Exit", - (char *) 0 + {"Exit", call_files, 0}, + {(char *) 0, 0, 0} }; - static ITEM *items[SIZEOF(labels)]; + static ITEM *items[SIZEOF(table)]; ITEM **ip = items; - CONST_MENUS char **ap; + int n; - for (ap = labels; *ap; ap++) - *ip++ = new_item(*ap, ""); + for (n = 0; table[n].name != 0; ++n) { + *ip = new_item(table[n].name, empty); + set_item_userptr(*ip, (void *) &table[n]); + ++ip; + } *ip = (ITEM *) 0; - mpFile = menu_create(items, SIZEOF(labels) - 1, 1, number); + mpFile = menu_create(items, SIZEOF(table) - 1, 1, number); } static int @@ -331,31 +376,40 @@ perform_file_menu(int cmd) /*****************************************************************************/ static void +call_select(int code) +{ + (void) code; + Trace(("Selected item %d", code)); +} + +static void build_select_menu(MenuNo number, char *filename) { - static CONST_MENUS char *labels[] = +#define MY_DATA(name) { name, call_select, 0 } + static MENU_DATA table[] = { - "Lions", - "Tigers", - "Bears", - "(Oh my!)", - "Newts", - "Platypi", - "Lemurs", - "(Oh really?!)", - "Leopards", - "Panthers", - "Pumas", - "Lions, Tigers, Bears, (Oh my!), Newts, Platypi, Lemurs", - "Lions, Tigers, Bears, (Oh my!), Newts, Platypi, Lemurs, Lions, Tigers, Bears, (Oh my!), Newts, Platypi, Lemurs", - (char *) 0 + MY_DATA("Lions"), + MY_DATA("Tigers"), + MY_DATA("Bears"), + MY_DATA("(Oh my!)"), + MY_DATA("Newts"), + MY_DATA("Platypi"), + MY_DATA("Lemurs"), + MY_DATA("(Oh really?!)"), + MY_DATA("Leopards"), + MY_DATA("Panthers"), + MY_DATA("Pumas"), + MY_DATA("Lions, Tigers, Bears, (Oh my!), Newts, Platypi, Lemurs"), + MY_DATA("Lions, Tigers, Bears, (Oh my!), Newts, Platypi, Lemurs, Lions, Tigers, Bears, (Oh my!), Newts, Platypi, Lemurs"), + {(char *) 0, 0, 0} }; static ITEM **items; ITEM **ip; - CONST_MENUS char **ap = 0; - CONST_MENUS char **myList = 0; - unsigned count = 0; + MENU_DATA *ap = 0; + MENU_DATA *myList = 0; + int i; + size_t count = 0; if (filename != 0) { struct stat sb; @@ -365,7 +419,7 @@ build_select_menu(MenuNo number, char *filename) size_t size = (size_t) sb.st_size; unsigned j, k; char *blob = typeMalloc(char, size + 1); - CONST_MENUS char **list = typeCalloc(CONST_MENUS char *, size + 1); + MENU_DATA *list = typeCalloc(MENU_DATA, size + 1); items = typeCalloc(ITEM *, size + 1); Trace(("build_select_menu blob=%p, items=%p", @@ -378,19 +432,19 @@ build_select_menu(MenuNo number, char *filename) bool mark = TRUE; for (j = k = 0; j < size; ++j) { if (mark) { - list[k++] = blob + j; + list[k++].name = blob + j; mark = FALSE; } if (blob[j] == '\n') { blob[j] = '\0'; - if (k > 0 && *list[k - 1] == '\0') + if (k > 0 && *list[k - 1].name == '\0') --k; mark = TRUE; } else if (blob[j] == '\t') { blob[j] = ' '; /* menu items are printable */ } } - list[k] = 0; + list[k].name = 0; count = k; ap = myList = list; } @@ -398,17 +452,24 @@ build_select_menu(MenuNo number, char *filename) } loaded_file = TRUE; } + if (ap == 0) + free(items); } } if (ap == 0) { - count = SIZEOF(labels) - 1; + count = SIZEOF(table) - 1; items = typeCalloc(ITEM *, count + 1); - ap = labels; + ap = table; } ip = items; - while (*ap != 0) - *ip++ = new_item(*ap++, ""); + for (i = 0; ap[i].name != 0; ++i) { + ap[i].func = call_select; + ap[i].mask = (unsigned) i; + *ip = new_item(ap[i].name, empty); + set_item_userptr(*ip, (void *) &table[i]); + ++ip; + } *ip = 0; mpSelect = menu_create(items, (int) count, 1, number); @@ -425,30 +486,36 @@ perform_select_menu(int cmd) /*****************************************************************************/ #ifdef TRACE -#define T_TBL(name) { #name, name } -static struct { - const char *name; - unsigned mask; -} t_tbl[] = { + +static void +call_trace(int code) +{ + (void) code; + Trace(("Updating trace mask %d", code)); +} + +#define T_TBL(name) { #name, call_trace, name } +static MENU_DATA t_tbl[] = +{ T_TBL(TRACE_DISABLE), - T_TBL(TRACE_TIMES), - T_TBL(TRACE_TPUTS), - T_TBL(TRACE_UPDATE), - T_TBL(TRACE_MOVE), - T_TBL(TRACE_CHARPUT), - T_TBL(TRACE_ORDINARY), - T_TBL(TRACE_CALLS), - T_TBL(TRACE_VIRTPUT), - T_TBL(TRACE_IEVENT), - T_TBL(TRACE_BITS), - T_TBL(TRACE_ICALLS), - T_TBL(TRACE_CCALLS), - T_TBL(TRACE_DATABASE), - T_TBL(TRACE_ATTRS), - T_TBL(TRACE_MAXIMUM), + T_TBL(TRACE_TIMES), + T_TBL(TRACE_TPUTS), + T_TBL(TRACE_UPDATE), + T_TBL(TRACE_MOVE), + T_TBL(TRACE_CHARPUT), + T_TBL(TRACE_ORDINARY), + T_TBL(TRACE_CALLS), + T_TBL(TRACE_VIRTPUT), + T_TBL(TRACE_IEVENT), + T_TBL(TRACE_BITS), + T_TBL(TRACE_ICALLS), + T_TBL(TRACE_CCALLS), + T_TBL(TRACE_DATABASE), + T_TBL(TRACE_ATTRS), + T_TBL(TRACE_MAXIMUM), { - (char *) 0, 0 + (char *) 0, 0, 0 } }; @@ -460,8 +527,11 @@ build_trace_menu(MenuNo number) ITEM **ip = items; int n; - for (n = 0; t_tbl[n].name != 0; n++) - *ip++ = new_item(t_tbl[n].name, ""); + for (n = 0; t_tbl[n].name != 0; n++) { + *ip = new_item(t_tbl[n].name, empty); + set_item_userptr(*ip, (void *) &t_tbl[n]); + ++ip; + } *ip = (ITEM *) 0; mpTrace = menu_create(items, SIZEOF(t_tbl) - 1, 2, number); @@ -527,7 +597,8 @@ perform_trace_menu(int cmd) int result; for (ip = menu_items(mpTrace); *ip; ip++) { - unsigned mask = t_tbl[item_index(*ip)].mask; + MENU_DATA *td = (MENU_DATA *) item_userptr(*ip); + unsigned mask = td->mask; if (mask == 0) set_item_value(*ip, _nc_tracing == 0); else if ((mask & _nc_tracing) == mask) @@ -540,15 +611,17 @@ perform_trace_menu(int cmd) if (update_trace_menu(mpTrace) || cmd == REQ_TOGGLE_ITEM) { newtrace = 0; for (ip = menu_items(mpTrace); *ip; ip++) { - if (item_value(*ip)) - newtrace |= t_tbl[item_index(*ip)].mask; + if (item_value(*ip)) { + MENU_DATA *td = (MENU_DATA *) item_userptr(*ip); + newtrace |= td->mask; + } } trace(newtrace); Trace(("trace level interactively set to %s", tracetrace(_nc_tracing))); - MvPrintw(LINES - 2, 0, - "Trace level is %s\n", tracetrace(_nc_tracing)); - refresh(); + MvWPrintw(status, 1, 0, + "Trace level is %s\n", tracetrace(_nc_tracing)); + wrefresh(status); } } return result; @@ -588,27 +661,37 @@ current_menu(void) } static void +call_menus(int code) +{ + (void) code; + Trace(("Activated menu %d\n", code)); +} + +static void build_menus(char *filename) { - static CONST_MENUS char *labels[] = + static MENU_DATA table[] = { - "File", - "Select", + {"File", call_menus, 0}, + {"Select", call_menus, 1}, #ifdef TRACE - "Trace", + {"Trace", call_menus, 2}, #endif - (char *) 0 + {(char *) 0, 0, 0} }; - static ITEM *items[SIZEOF(labels)]; + static ITEM *items[SIZEOF(table)]; ITEM **ip = items; - CONST_MENUS char **ap; + int n; - for (ap = labels; *ap; ap++) - *ip++ = new_item(*ap, ""); + for (n = 0; table[n].name != 0; ++n) { + *ip = new_item(table[n].name, empty); + set_item_userptr(*ip, (void *) &table[n]); + ++ip; + } *ip = (ITEM *) 0; - mpBanner = menu_create(items, SIZEOF(labels) - 1, SIZEOF(labels) - 1, eBanner); + mpBanner = menu_create(items, SIZEOF(table) - 1, SIZEOF(table) - 1, eBanner); set_menu_mark(mpBanner, ">"); build_file_menu(eFile); @@ -671,14 +754,14 @@ move_menus(MENU * current, int by_y, int by_x) static void show_status(int ch, MENU * menu) { - move(LINES - 1, 0); - printw("key %s, menu %d, mark %s, match %s", - keyname(ch), - menu_number(), - menu_mark(menu), - menu_pattern(menu)); - clrtoeol(); - refresh(); + wmove(status, 0, 0); + wprintw(status, "key %s, menu %d, mark %s, match %s", + keyname(ch), + menu_number(), + menu_mark(menu), + menu_pattern(menu)); + wclrtoeol(status); + wrefresh(status); } static void @@ -777,9 +860,9 @@ perform_menus(void) wrefresh(menu_win(last_menu)); if (code == E_UNKNOWN_COMMAND || code == E_NOT_POSTED) { - if (menu_number() == eFile) - break; - beep(); + ITEM *item = current_item(last_menu); + MENU_DATA *td = (MENU_DATA *) item_userptr(item); + td->func((int) td->mask); } if (code == E_REQUEST_DENIED) beep(); @@ -827,11 +910,23 @@ rip_header(WINDOW *win, int cols) #endif /* HAVE_RIPOFFLINE */ static void +call_files(int code) +{ + switch (code) { + case 0: + destroy_menus(); + endwin(); + printf("DONE!\n"); + ExitProgram(EXIT_SUCCESS); + } +} + +static void usage(void) { static const char *const tbl[] = { - "Usage: demo_menus [options]" + "Usage: demo_menus [options] [menu-file]" ,"" ,"Options:" #if HAVE_RIPOFFLINE @@ -867,7 +962,7 @@ main(int argc, char *argv[]) #endif /* HAVE_RIPOFFLINE */ #ifdef TRACE case 't': - trace(strtoul(optarg, 0, 0)); + trace((unsigned) strtoul(optarg, 0, 0)); break; #endif default: @@ -885,6 +980,7 @@ main(int argc, char *argv[]) init_pair(1, COLOR_RED, COLOR_BLACK); init_pair(2, COLOR_BLUE, COLOR_WHITE); } + status = newwin(3, COLS, LINES - 3, 0); build_menus(argc > 1 ? argv[1] : 0); perform_menus(); destroy_menus(); |