Files
nethack/win/X11/winmenu.c
PatR 0226c904fa X11 menus
Make the six buttons (ok, cancel, all, none, invert, search) on
menus for X11 all have the same width.

'ok' should probably be changed to 'okay' to be consistent with
X11_getlin().  (Another inconsistency:  the extended commands
menu uses 'dismiss' rather than 'cancel'.)
2016-01-21 23:47:42 -08:00

1305 lines
39 KiB
C

/* NetHack 3.6 winmenu.c $NHDT-Date: 1453448854 2016/01/22 07:47:34 $ $NHDT-Branch: NetHack-3.6.0 $:$NHDT-Revision: 1.13 $ */
/* Copyright (c) Dean Luick, 1992 */
/* NetHack may be freely redistributed. See license for details. */
/*
* File for creating menus.
*
* + Global functions: start_menu, add_menu, end_menu, select_menu
*/
/*#define USE_FWF*/ /* use FWF's list widget */
#ifndef SYSV
#define PRESERVE_NO_SYSV /* X11 include files may define SYSV */
#endif
#include <X11/Intrinsic.h>
#include <X11/StringDefs.h>
#include <X11/Shell.h>
#include <X11/Xatom.h>
#include <X11/Xaw/Label.h>
#include <X11/Xaw/Command.h>
#include <X11/Xaw/Viewport.h>
#include <X11/Xaw/Cardinals.h>
#include <X11/Xaw/Box.h>
#ifdef USE_FWF
#include <X11/Xfwf/MultiList.h>
#else
#include <X11/Xaw/List.h>
#endif
#include <X11/Xos.h>
#ifdef PRESERVE_NO_SYSV
#ifdef SYSV
#undef SYSV
#endif
#undef PRESERVE_NO_SYSV
#endif
#include "hack.h"
#include "winX.h"
#include <ctype.h>
static void FDECL(menu_select, (Widget, XtPointer, XtPointer));
static void FDECL(invert_line,
(struct xwindow *, x11_menu_item *, int, long));
static void FDECL(menu_ok, (Widget, XtPointer, XtPointer));
static void FDECL(menu_cancel, (Widget, XtPointer, XtPointer));
static void FDECL(menu_all, (Widget, XtPointer, XtPointer));
static void FDECL(menu_none, (Widget, XtPointer, XtPointer));
static void FDECL(menu_invert, (Widget, XtPointer, XtPointer));
static void FDECL(menu_search, (Widget, XtPointer, XtPointer));
static void FDECL(select_all, (struct xwindow *));
static void FDECL(select_none, (struct xwindow *));
static void FDECL(select_match, (struct xwindow *, char *));
static void FDECL(invert_all, (struct xwindow *));
static void FDECL(invert_match, (struct xwindow *, char *));
static void FDECL(menu_popdown, (struct xwindow *));
#ifdef USE_FWF
static void FDECL(sync_selected, (struct menu_info_t *, int, int *));
#endif
static void FDECL(move_menu, (struct menu *, struct menu *));
static void FDECL(free_menu, (struct menu *));
static void FDECL(reset_menu_to_default, (struct menu *));
static void FDECL(clear_old_menu, (struct xwindow *));
static char *FDECL(copy_of, (const char *));
#define reset_menu_count(mi) ((mi)->counting = FALSE, (mi)->menu_count = 0L)
static const char menu_translations[] = "#override\n\
<Key>Left: scroll(4)\n\
<Key>Right: scroll(6)\n\
<Key>Up: scroll(8)\n\
<Key>Down: scroll(2)\n\
<Key>: menu_key()";
/*
* Menu callback.
*/
/* ARGSUSED */
static void
menu_select(w, client_data, call_data)
Widget w;
XtPointer client_data, call_data;
{
struct xwindow *wp;
struct menu_info_t *menu_info;
#ifdef USE_FWF
XfwfMultiListReturnStruct *lrs = (XfwfMultiListReturnStruct *) call_data;
#else
XawListReturnStruct *lrs = (XawListReturnStruct *) call_data;
int i;
x11_menu_item *curr;
#endif
long how_many;
nhUse(client_data);
wp = find_widget(w);
menu_info = wp->menu_information;
how_many = menu_info->counting ? menu_info->menu_count : -1L;
reset_menu_count(menu_info);
#ifdef USE_FWF
/* if we've reached here, we've found our selected item */
switch (lrs->action) {
case XfwfMultiListActionNothing:
pline("menu_select: nothing action?");
break;
case XfwfMultiListActionStatus:
pline("menu_select: status action?");
break;
case XfwfMultiListActionHighlight:
case XfwfMultiListActionUnhighlight:
sync_selected(menu_info, lrs->num_selected, lrs->selected_items);
break;
}
#else
for (i = 0, curr = menu_info->curr_menu.base; i < lrs->list_index; i++) {
if (!curr)
panic("menu_select: out of menu items!");
curr = curr->next;
}
XawListUnhighlight(w); /* unhilight item */
/* if the menu is not active or don't have an identifier, try again */
if (!menu_info->is_active || curr->identifier.a_void == 0) {
X11_nhbell();
return;
}
/* if we've reached here, we've found our selected item */
curr->selected = !curr->selected;
if (curr->selected) {
curr->str[2] = (how_many != -1L) ? '#' : '+';
curr->pick_count = how_many;
} else {
curr->str[2] = '-';
curr->pick_count = -1L;
}
XawListChange(wp->w, menu_info->curr_menu.list_pointer, 0, 0, True);
#endif
if (menu_info->how == PICK_ONE)
menu_popdown(wp);
}
/*
* Called when menu window is deleted.
*/
/* ARGSUSED */
void
menu_delete(w, event, params, num_params)
Widget w;
XEvent *event;
String *params;
Cardinal *num_params;
{
nhUse(event);
nhUse(params);
nhUse(num_params);
menu_cancel((Widget) None, (XtPointer) find_widget(w), (XtPointer) 0);
}
/*
* Invert the count'th line (curr) in the given window.
*/
/*ARGSUSED*/
static void
invert_line(wp, curr, which, how_many)
struct xwindow *wp;
x11_menu_item *curr;
int which;
long how_many;
{
#ifndef USE_FWF
nhUse(which);
#endif
reset_menu_count(wp->menu_information);
curr->selected = !curr->selected;
if (curr->selected) {
#ifdef USE_FWF
XfwfMultiListHighlightItem((XfwfMultiListWidget) wp->w, which);
#else
curr->str[2] = (how_many != -1) ? '#' : '+';
#endif
curr->pick_count = how_many;
} else {
#ifdef USE_FWF
XfwfMultiListUnhighlightItem((XfwfMultiListWidget) wp->w, which);
#else
curr->str[2] = '-';
#endif
curr->pick_count = -1L;
}
}
/*
* Called when we get a key press event on a menu window.
*/
/* ARGSUSED */
void
menu_key(w, event, params, num_params)
Widget w;
XEvent *event;
String *params;
Cardinal *num_params;
{
struct menu_info_t *menu_info;
x11_menu_item *curr;
struct xwindow *wp;
char ch;
int count;
boolean selected_something;
nhUse(params);
nhUse(num_params);
wp = find_widget(w);
menu_info = wp->menu_information;
ch = key_event_to_char((XKeyEvent *) event);
if (ch == '\0') { /* don't accept nul char/modifier event */
/* don't beep */
return;
}
if (menu_info->is_active) { /* waiting for input */
/* first check for an explicit selector match, so that it won't be
overridden if it happens to duplicate a mapped menu command (':'
to look inside a container vs ':' to select via search string) */
for (curr = menu_info->curr_menu.base; curr; curr = curr->next)
if (curr->identifier.a_void != 0 && curr->selector == ch)
goto make_selection;
ch = map_menu_cmd(ch);
if (ch == '\033') { /* quit */
if (menu_info->counting) {
/* when there's a count in progress, ESC discards it
rather than dismissing the whole menu */
reset_menu_count(menu_info);
return;
}
select_none(wp);
} else if (ch == '\n' || ch == '\r') {
; /* accept */
} else if (isdigit(ch)) {
/* special case: '0' is also the default ball class */
if (ch == '0' && !menu_info->counting
&& index(menu_info->curr_menu.gacc, ch))
goto group_accel;
menu_info->menu_count *= 10L;
menu_info->menu_count += (long) (ch - '0');
if (menu_info->menu_count != 0L) /* ignore leading zeros */
menu_info->counting = TRUE;
return;
} else if (ch == MENU_SEARCH) { /* search */
if (menu_info->how == PICK_ANY || menu_info->how == PICK_ONE) {
char buf[BUFSZ + 2], tmpbuf[BUFSZ];
X11_getlin("Search for:", tmpbuf);
if (!*tmpbuf || *tmpbuf == '\033')
return;
/* convert "string" into "*string*" for use with pmatch() */
Sprintf(buf, "*%s*", tmpbuf);
if (menu_info->how == PICK_ANY) {
invert_match(wp, buf);
return;
} else {
select_match(wp, buf);
}
} else {
X11_nhbell();
return;
}
} else if (ch == MENU_SELECT_ALL) { /* select all */
if (menu_info->how == PICK_ANY)
select_all(wp);
else
X11_nhbell();
return;
} else if (ch == MENU_UNSELECT_ALL) { /* unselect all */
if (menu_info->how == PICK_ANY)
select_none(wp);
else
X11_nhbell();
return;
} else if (ch == MENU_INVERT_ALL) { /* invert all */
if (menu_info->how == PICK_ANY)
invert_all(wp);
else
X11_nhbell();
return;
} else if (index(menu_info->curr_menu.gacc, ch)) {
group_accel:
/* matched a group accelerator */
if (menu_info->how == PICK_ANY || menu_info->how == PICK_ONE) {
for (count = 0, curr = menu_info->curr_menu.base; curr;
curr = curr->next, count++) {
if (curr->identifier.a_void != 0
&& curr->gselector == ch) {
invert_line(wp, curr, count, -1L);
/* for PICK_ONE, a group accelerator will
only be included in gacc[] if it matches
exactly one entry, so this must be it... */
if (menu_info->how == PICK_ONE)
goto menu_done; /* pop down */
}
}
#ifndef USE_FWF
XawListChange(wp->w, menu_info->curr_menu.list_pointer, 0, 0,
True);
#endif
} else
X11_nhbell();
return;
} else {
make_selection:
selected_something = FALSE;
for (count = 0, curr = menu_info->curr_menu.base; curr;
curr = curr->next, count++)
if (curr->identifier.a_void != 0 && curr->selector == ch)
break;
if (curr) {
invert_line(wp, curr, count, menu_info->counting
? menu_info->menu_count
: -1L);
#ifndef USE_FWF
XawListChange(wp->w, menu_info->curr_menu.list_pointer, 0, 0,
True);
#endif
selected_something = curr->selected;
} else {
X11_nhbell(); /* no match */
}
if (!(selected_something && menu_info->how == PICK_ONE))
return; /* keep going */
}
/* pop down */
} else { /* permanent inventory window */
if (ch != '\033') {
X11_nhbell();
return;
}
/* pop down on ESC */
}
menu_done:
menu_popdown(wp);
}
/* ARGSUSED */
static void
menu_ok(w, client_data, call_data)
Widget w;
XtPointer client_data, call_data;
{
struct xwindow *wp = (struct xwindow *) client_data;
nhUse(w);
nhUse(call_data);
menu_popdown(wp);
}
/* ARGSUSED */
static void
menu_cancel(w, client_data, call_data)
Widget w; /* don't use - may be None */
XtPointer client_data, call_data;
{
struct xwindow *wp = (struct xwindow *) client_data;
nhUse(w);
nhUse(call_data);
if (wp->menu_information->is_active) {
select_none(wp);
wp->menu_information->cancelled = TRUE;
}
menu_popdown(wp);
}
/* ARGSUSED */
static void
menu_all(w, client_data, call_data)
Widget w;
XtPointer client_data, call_data;
{
nhUse(w);
nhUse(call_data);
select_all((struct xwindow *) client_data);
}
/* ARGSUSED */
static void
menu_none(w, client_data, call_data)
Widget w;
XtPointer client_data, call_data;
{
nhUse(w);
nhUse(call_data);
select_none((struct xwindow *) client_data);
}
/* ARGSUSED */
static void
menu_invert(w, client_data, call_data)
Widget w;
XtPointer client_data, call_data;
{
nhUse(w);
nhUse(call_data);
invert_all((struct xwindow *) client_data);
}
/* ARGSUSED */
static void
menu_search(w, client_data, call_data)
Widget w;
XtPointer client_data, call_data;
{
struct xwindow *wp = (struct xwindow *) client_data;
struct menu_info_t *menu_info = wp->menu_information;
char buf[BUFSZ + 2], tmpbuf[BUFSZ];
nhUse(w);
nhUse(call_data);
X11_getlin("Search for:", tmpbuf);
if (!*tmpbuf || *tmpbuf == '\033')
return;
/* convert "string" into "*string*" for use with pmatch() */
Sprintf(buf, "*%s*", tmpbuf);
if (menu_info->how == PICK_ANY)
invert_match(wp, buf);
else
select_match(wp, buf);
if (menu_info->how == PICK_ONE)
menu_popdown(wp);
}
static void
select_all(wp)
struct xwindow *wp;
{
x11_menu_item *curr;
int count;
boolean changed = FALSE;
reset_menu_count(wp->menu_information);
for (count = 0, curr = wp->menu_information->curr_menu.base; curr;
curr = curr->next, count++)
if (curr->identifier.a_void != 0)
if (!curr->selected) {
invert_line(wp, curr, count, -1L);
changed = TRUE;
}
#ifndef USE_FWF
if (changed)
XawListChange(wp->w, wp->menu_information->curr_menu.list_pointer, 0,
0, True);
#endif
}
static void
select_none(wp)
struct xwindow *wp;
{
x11_menu_item *curr;
int count;
boolean changed = FALSE;
reset_menu_count(wp->menu_information);
for (count = 0, curr = wp->menu_information->curr_menu.base; curr;
curr = curr->next, count++)
if (curr->identifier.a_void != 0)
if (curr->selected) {
invert_line(wp, curr, count, -1L);
changed = TRUE;
}
#ifndef USE_FWF
if (changed)
XawListChange(wp->w, wp->menu_information->curr_menu.list_pointer, 0,
0, True);
#endif
}
static void
invert_all(wp)
struct xwindow *wp;
{
x11_menu_item *curr;
int count;
reset_menu_count(wp->menu_information);
for (count = 0, curr = wp->menu_information->curr_menu.base; curr;
curr = curr->next, count++)
if (curr->identifier.a_void != 0)
invert_line(wp, curr, count, -1L);
#ifndef USE_FWF
XawListChange(wp->w, wp->menu_information->curr_menu.list_pointer, 0, 0,
True);
#endif
}
static void
invert_match(wp, match)
struct xwindow *wp;
char *match; /* wildcard pattern for pmatch() */
{
x11_menu_item *curr;
int count;
boolean changed = FALSE;
reset_menu_count(wp->menu_information);
for (count = 0, curr = wp->menu_information->curr_menu.base; curr;
curr = curr->next, count++)
if (curr->identifier.a_void != 0 && pmatchi(match, curr->str)) {
invert_line(wp, curr, count, -1L);
changed = TRUE;
}
#ifndef USE_FWF
if (changed)
XawListChange(wp->w, wp->menu_information->curr_menu.list_pointer, 0,
0, True);
#endif
}
static void
select_match(wp, match)
struct xwindow *wp;
char *match; /* wildcard pattern for pmatch() */
{
x11_menu_item *curr;
int count;
reset_menu_count(wp->menu_information);
for (count = 0, curr = wp->menu_information->curr_menu.base; curr;
curr = curr->next, count++)
if (curr->identifier.a_void != 0 && pmatchi(match, curr->str)) {
if (!curr->selected) {
invert_line(wp, curr, count, -1L);
#ifndef USE_FWF
XawListChange(wp->w,
wp->menu_information->curr_menu.list_pointer, 0,
0, True);
#endif
}
return;
}
/* no match */
X11_nhbell();
}
static void
menu_popdown(wp)
struct xwindow *wp;
{
nh_XtPopdown(wp->popup); /* remove the event grab */
if (wp->menu_information->is_active)
exit_x_event = TRUE; /* exit our event handler */
wp->menu_information->is_up = FALSE; /* menu is down */
}
#ifdef USE_FWF
/*
* Make sure our idea of selected matches the FWF Multilist's idea of what
* is currently selected. The MultiList's selected list can change without
* notifying us if one or more items are selected and then another is
* selected (not toggled). Then the items that were selected are deselected
* but we are not notified.
*/
static void
sync_selected(menu_info, num_selected, items)
struct menu_info_t *menu_info;
int num_selected;
int *items;
{
int i, j, *ip;
x11_menu_item *curr;
Boolean found;
for (i = 0, curr = menu_info->curr_menu.base; curr;
i++, curr = curr->next) {
found = False;
for (j = 0, ip = items; j < num_selected; j++, ip++)
if (*ip == i) {
found = True;
break;
}
#if 0
if (curr->selected && !found)
printf("sync: deselecting %s\n", curr->str);
else if (!curr->selected && found)
printf("sync: selecting %s\n", curr->str);
#endif
curr->selected = found ? TRUE : FALSE;
}
}
#endif /* USE_FWF */
/* Global functions ========================================================
*/
void
X11_start_menu(window)
winid window;
{
struct xwindow *wp;
check_winid(window);
wp = &window_list[window];
if (wp->menu_information->is_menu) {
/* make sure we'ere starting with a clean slate */
free_menu(&wp->menu_information->new_menu);
} else {
wp->menu_information->is_menu = TRUE;
}
}
/*ARGSUSED*/
void
X11_add_menu(window, glyph, identifier, ch, gch, attr, str, preselected)
winid window;
int glyph; /* unused (for now) */
const anything *identifier;
char ch;
char gch; /* group accelerator (0 = no group) */
int attr;
const char *str;
boolean preselected;
{
x11_menu_item *item;
struct menu_info_t *menu_info;
nhUse(glyph);
nhUse(preselected); /*FIXME*/
check_winid(window);
menu_info = window_list[window].menu_information;
if (!menu_info->is_menu) {
impossible("add_menu: called before start_menu");
return;
}
item = (x11_menu_item *) alloc((unsigned) sizeof(x11_menu_item));
item->next = (x11_menu_item *) 0;
item->identifier = *identifier;
item->attr = attr;
/* item->selected = preselected; */
item->selected = FALSE;
item->pick_count = -1L;
if (identifier->a_void) {
char buf[4 + BUFSZ];
int len = strlen(str);
if (!ch) {
/* Supply a keyboard accelerator. Only the first 52 get one. */
if (menu_info->new_menu.curr_selector) {
ch = menu_info->new_menu.curr_selector++;
if (ch == 'z')
menu_info->new_menu.curr_selector = 'A';
else if (ch == 'Z')
menu_info->new_menu.curr_selector = 0; /* out */
}
}
if (len >= BUFSZ) {
/* We *think* everything's coming in off at most BUFSZ bufs... */
impossible("Menu item too long (%d).", len);
len = BUFSZ - 1;
}
Sprintf(buf, "%c - ", ch ? ch : ' ');
(void) strncpy(buf + 4, str, len);
buf[4 + len] = '\0';
item->str = copy_of(buf);
} else {
/* no keyboard accelerator */
item->str = copy_of(str);
ch = 0;
}
item->selector = ch;
item->gselector = gch;
if (menu_info->new_menu.last) {
menu_info->new_menu.last->next = item;
} else {
menu_info->new_menu.base = item;
}
menu_info->new_menu.last = item;
menu_info->new_menu.count++;
}
void
X11_end_menu(window, query)
winid window;
const char *query;
{
struct menu_info_t *menu_info;
check_winid(window);
menu_info = window_list[window].menu_information;
if (!menu_info->is_menu) {
impossible("end_menu: called before start_menu");
return;
}
menu_info->new_menu.query = copy_of(query);
}
int
X11_select_menu(window, how, menu_list)
winid window;
int how;
menu_item **menu_list;
{
x11_menu_item *curr;
struct xwindow *wp;
struct menu_info_t *menu_info;
Arg args[10];
Cardinal num_args;
String *ptr;
int retval;
Dimension v_pixel_width, v_pixel_height, lblwidth[6], maxlblwidth;
boolean labeled;
Widget viewport_widget, form, label,
ok, cancel, all, none, invert, search, lblwidget[6];
Boolean sens;
#ifdef USE_FWF
Boolean *boolp;
#endif
char gacc[QBUFSZ], *ap;
*menu_list = (menu_item *) 0;
check_winid(window);
wp = &window_list[window];
menu_info = wp->menu_information;
if (!menu_info->is_menu) {
impossible("select_menu: called before start_menu");
return 0;
}
menu_info->how = (short) how;
/* collect group accelerators; for PICK_NONE, they're ignored;
for PICK_ONE, only those which match exactly one entry will be
accepted; for PICK_ANY, those which match any entry are okay */
gacc[0] = '\0';
if (menu_info->how != PICK_NONE) {
int i, n, gcnt[128];
#define GSELIDX(c) ((c) &127) /* guard against `signed char' */
for (i = 0; i < SIZE(gcnt); i++)
gcnt[i] = 0;
for (n = 0, curr = menu_info->new_menu.base; curr; curr = curr->next)
if (curr->gselector && curr->gselector != curr->selector) {
++n;
++gcnt[GSELIDX(curr->gselector)];
}
if (n > 0) /* at least one group accelerator found */
for (ap = gacc, curr = menu_info->new_menu.base; curr;
curr = curr->next)
if (curr->gselector && !index(gacc, curr->gselector)
&& (menu_info->how == PICK_ANY
|| gcnt[GSELIDX(curr->gselector)] == 1)) {
*ap++ = curr->gselector;
*ap = '\0'; /* re-terminate for index() */
}
}
menu_info->new_menu.gacc = copy_of(gacc);
reset_menu_count(menu_info);
/*
* Create a string and sensitive list for the new menu.
*/
menu_info->new_menu.list_pointer = ptr = (String *) alloc(
(unsigned) (sizeof(String) * (menu_info->new_menu.count + 1)));
for (curr = menu_info->new_menu.base; curr; ptr++, curr = curr->next)
*ptr = (String) curr->str;
*ptr = 0; /* terminate list with null */
#ifdef USE_FWF
menu_info->new_menu.sensitive = boolp = (Boolean *) alloc(
(unsigned) (sizeof(Boolean) * (menu_info->new_menu.count)));
for (curr = menu_info->new_menu.base; curr; boolp++, curr = curr->next)
*boolp = (curr->identifier.a_void != 0);
#else
menu_info->new_menu.sensitive = (Boolean *) 0;
#endif
labeled = (menu_info->new_menu.query && *(menu_info->new_menu.query))
? TRUE
: FALSE;
/*
* Menus don't appear to size components correctly, except
* when first created. For 3.2.0 release, just recreate
* each time.
*/
if (menu_info->valid_widgets
&& (window != WIN_INVEN || !flags.perm_invent)) {
XtDestroyWidget(wp->popup);
menu_info->valid_widgets = FALSE;
menu_info->is_up = FALSE;
}
if (!menu_info->valid_widgets) {
Dimension row_spacing;
num_args = 0;
XtSetArg(args[num_args], XtNallowShellResize, True);
num_args++;
wp->popup =
XtCreatePopupShell(window == WIN_INVEN ? "inventory" : "menu",
how == PICK_NONE ? topLevelShellWidgetClass
: transientShellWidgetClass,
toplevel, args, num_args);
XtOverrideTranslations(
wp->popup,
XtParseTranslationTable("<Message>WM_PROTOCOLS: menu_delete()"));
num_args = 0;
XtSetArg(args[num_args], XtNtranslations,
XtParseTranslationTable(menu_translations));
num_args++;
form = XtCreateManagedWidget("mform", formWidgetClass, wp->popup,
args, num_args);
num_args = 0;
XtSetArg(args[num_args], XtNborderWidth, 0);
num_args++;
XtSetArg(args[num_args], nhStr(XtNtop), XtChainTop);
num_args++;
XtSetArg(args[num_args], nhStr(XtNbottom), XtChainTop);
num_args++;
XtSetArg(args[num_args], nhStr(XtNleft), XtChainLeft);
num_args++;
XtSetArg(args[num_args], nhStr(XtNright), XtChainLeft);
num_args++;
if (labeled)
label =
XtCreateManagedWidget(menu_info->new_menu.query,
labelWidgetClass, form, args, num_args);
else
label = NULL;
/*
* Create ok, cancel, all, none, invert, and search buttons..
*/
maxlblwidth = 0;
num_args = 0;
XtSetArg(args[num_args], nhStr(XtNfromVert), label);
num_args++;
XtSetArg(args[num_args], nhStr(XtNtop), XtChainTop);
num_args++;
XtSetArg(args[num_args], nhStr(XtNbottom), XtChainTop);
num_args++;
XtSetArg(args[num_args], nhStr(XtNleft), XtChainLeft);
num_args++;
XtSetArg(args[num_args], nhStr(XtNright), XtChainLeft);
num_args++;
ok = XtCreateManagedWidget("OK", commandWidgetClass, form, args,
num_args);
XtAddCallback(ok, XtNcallback, menu_ok, (XtPointer) wp);
XtSetArg(args[0], XtNwidth, &lblwidth[0]);
XtGetValues(lblwidget[0] = ok, args, ONE);
if (lblwidth[0] > maxlblwidth)
maxlblwidth = lblwidth[0];
num_args = 0;
XtSetArg(args[num_args], nhStr(XtNfromVert), label);
num_args++;
XtSetArg(args[num_args], nhStr(XtNfromHoriz), ok);
num_args++;
XtSetArg(args[num_args], nhStr(XtNsensitive), how != PICK_NONE);
num_args++;
XtSetArg(args[num_args], nhStr(XtNtop), XtChainTop);
num_args++;
XtSetArg(args[num_args], nhStr(XtNbottom), XtChainTop);
num_args++;
XtSetArg(args[num_args], nhStr(XtNleft), XtChainLeft);
num_args++;
XtSetArg(args[num_args], nhStr(XtNright), XtChainLeft);
num_args++;
cancel = XtCreateManagedWidget("cancel", commandWidgetClass, form,
args, num_args);
XtAddCallback(cancel, XtNcallback, menu_cancel, (XtPointer) wp);
XtSetArg(args[0], XtNwidth, &lblwidth[1]);
XtGetValues(lblwidget[1] = cancel, args, ONE);
if (lblwidth[1] > maxlblwidth)
maxlblwidth = lblwidth[1];
sens = (how == PICK_ANY);
num_args = 0;
XtSetArg(args[num_args], nhStr(XtNfromVert), label);
num_args++;
XtSetArg(args[num_args], nhStr(XtNfromHoriz), cancel);
num_args++;
XtSetArg(args[num_args], nhStr(XtNsensitive), sens);
num_args++;
XtSetArg(args[num_args], nhStr(XtNtop), XtChainTop);
num_args++;
XtSetArg(args[num_args], nhStr(XtNbottom), XtChainTop);
num_args++;
XtSetArg(args[num_args], nhStr(XtNleft), XtChainLeft);
num_args++;
XtSetArg(args[num_args], nhStr(XtNright), XtChainLeft);
num_args++;
all = XtCreateManagedWidget("all", commandWidgetClass, form, args,
num_args);
XtAddCallback(all, XtNcallback, menu_all, (XtPointer) wp);
XtSetArg(args[0], XtNwidth, &lblwidth[2]);
XtGetValues(lblwidget[2] = all, args, ONE);
if (lblwidth[2] > maxlblwidth)
maxlblwidth = lblwidth[2];
num_args = 0;
XtSetArg(args[num_args], nhStr(XtNfromVert), label);
num_args++;
XtSetArg(args[num_args], nhStr(XtNfromHoriz), all);
num_args++;
XtSetArg(args[num_args], nhStr(XtNsensitive), sens);
num_args++;
XtSetArg(args[num_args], nhStr(XtNtop), XtChainTop);
num_args++;
XtSetArg(args[num_args], nhStr(XtNbottom), XtChainTop);
num_args++;
XtSetArg(args[num_args], nhStr(XtNleft), XtChainLeft);
num_args++;
XtSetArg(args[num_args], nhStr(XtNright), XtChainLeft);
num_args++;
none = XtCreateManagedWidget("none", commandWidgetClass, form, args,
num_args);
XtAddCallback(none, XtNcallback, menu_none, (XtPointer) wp);
XtSetArg(args[0], XtNwidth, &lblwidth[3]);
XtGetValues(lblwidget[3] = none, args, ONE);
if (lblwidth[3] > maxlblwidth)
maxlblwidth = lblwidth[3];
num_args = 0;
XtSetArg(args[num_args], nhStr(XtNfromVert), label);
num_args++;
XtSetArg(args[num_args], nhStr(XtNfromHoriz), none);
num_args++;
XtSetArg(args[num_args], nhStr(XtNsensitive), sens);
num_args++;
XtSetArg(args[num_args], nhStr(XtNtop), XtChainTop);
num_args++;
XtSetArg(args[num_args], nhStr(XtNbottom), XtChainTop);
num_args++;
XtSetArg(args[num_args], nhStr(XtNleft), XtChainLeft);
num_args++;
XtSetArg(args[num_args], nhStr(XtNright), XtChainLeft);
num_args++;
invert = XtCreateManagedWidget("invert", commandWidgetClass, form,
args, num_args);
XtAddCallback(invert, XtNcallback, menu_invert, (XtPointer) wp);
XtSetArg(args[0], XtNwidth, &lblwidth[4]);
XtGetValues(lblwidget[4] = invert, args, ONE);
if (lblwidth[4] > maxlblwidth)
maxlblwidth = lblwidth[4];
num_args = 0;
XtSetArg(args[num_args], nhStr(XtNfromVert), label);
num_args++;
XtSetArg(args[num_args], nhStr(XtNfromHoriz), invert);
num_args++;
XtSetArg(args[num_args], nhStr(XtNsensitive), how != PICK_NONE);
num_args++;
XtSetArg(args[num_args], nhStr(XtNtop), XtChainTop);
num_args++;
XtSetArg(args[num_args], nhStr(XtNbottom), XtChainTop);
num_args++;
XtSetArg(args[num_args], nhStr(XtNleft), XtChainLeft);
num_args++;
XtSetArg(args[num_args], nhStr(XtNright), XtChainLeft);
num_args++;
search = XtCreateManagedWidget("search", commandWidgetClass, form,
args, num_args);
XtAddCallback(search, XtNcallback, menu_search, (XtPointer) wp);
XtSetArg(args[0], XtNwidth, &lblwidth[5]);
XtGetValues(lblwidget[5] = search, args, ONE);
if (lblwidth[5] > maxlblwidth)
maxlblwidth = lblwidth[5];
/* make all buttons be the same width */
{
int i;
XtSetArg(args[0], XtNwidth, maxlblwidth);
for (i = 0; i < 6; ++i)
if (lblwidth[i] < maxlblwidth)
XtSetValues(lblwidget[i], args, ONE);
}
num_args = 0;
XtSetArg(args[num_args], nhStr(XtNallowVert), True);
num_args++;
XtSetArg(args[num_args], nhStr(XtNallowHoriz), False);
num_args++;
XtSetArg(args[num_args], nhStr(XtNuseBottom), True);
num_args++;
XtSetArg(args[num_args], nhStr(XtNuseRight), True);
num_args++;
#if 0
XtSetArg(args[num_args], nhStr(XtNforceBars), True); num_args++;
#endif
XtSetArg(args[num_args], nhStr(XtNfromVert), all);
num_args++;
XtSetArg(args[num_args], nhStr(XtNtop), XtChainTop);
num_args++;
XtSetArg(args[num_args], nhStr(XtNbottom), XtChainBottom);
num_args++;
XtSetArg(args[num_args], nhStr(XtNleft), XtChainLeft);
num_args++;
XtSetArg(args[num_args], nhStr(XtNright), XtChainRight);
num_args++;
viewport_widget = XtCreateManagedWidget(
"menu_viewport", /* name */
viewportWidgetClass, form, /* parent widget */
args, num_args); /* values, and number of values */
/* make new menu the current menu */
move_menu(&menu_info->new_menu, &menu_info->curr_menu);
num_args = 0;
XtSetArg(args[num_args], nhStr(XtNforceColumns), True);
num_args++;
XtSetArg(args[num_args], nhStr(XtNcolumnSpacing), 1);
num_args++;
XtSetArg(args[num_args], nhStr(XtNdefaultColumns), 1);
num_args++;
XtSetArg(args[num_args], nhStr(XtNlist),
menu_info->curr_menu.list_pointer);
num_args++;
#ifdef USE_FWF
XtSetArg(args[num_args], nhStr(XtNsensitiveArray),
menu_info->curr_menu.sensitive);
num_args++;
XtSetArg(args[num_args], nhStr(XtNmaxSelectable),
menu_info->curr_menu.count);
num_args++;
#endif
wp->w = XtCreateManagedWidget("menu_list", /* name */
#ifdef USE_FWF
xfwfMultiListWidgetClass,
#else
listWidgetClass,
#endif
viewport_widget, /* parent widget */
args, /* set some values */
num_args); /* number of values to set */
XtAddCallback(wp->w, XtNcallback, menu_select, (XtPointer) 0);
/* Get the font and margin information. */
num_args = 0;
XtSetArg(args[num_args], XtNfont, &menu_info->fs);
num_args++;
XtSetArg(args[num_args], XtNinternalHeight,
&menu_info->internal_height);
num_args++;
XtSetArg(args[num_args], XtNinternalWidth,
&menu_info->internal_width);
num_args++;
XtSetArg(args[num_args], nhStr(XtNrowSpacing), &row_spacing);
num_args++;
XtGetValues(wp->w, args, num_args);
/* font height is ascent + descent */
menu_info->line_height = menu_info->fs->max_bounds.ascent
+ menu_info->fs->max_bounds.descent
+ row_spacing;
menu_info->valid_widgets = TRUE;
num_args = 0;
XtSetArg(args[num_args], XtNwidth, &v_pixel_width);
num_args++;
XtSetArg(args[num_args], XtNheight, &v_pixel_height);
num_args++;
XtGetValues(wp->w, args, num_args);
} else {
Dimension len;
viewport_widget = XtParent(wp->w);
/* get the longest string on new menu */
v_pixel_width = 0;
for (ptr = menu_info->new_menu.list_pointer; *ptr; ptr++) {
len = XTextWidth(menu_info->fs, *ptr, strlen(*ptr));
if (len > v_pixel_width)
v_pixel_width = len;
}
/* add viewport internal border */
v_pixel_width += 2 * menu_info->internal_width;
v_pixel_height =
(2 * menu_info->internal_height)
+ (menu_info->new_menu.count * menu_info->line_height);
/* make new menu the current menu */
move_menu(&menu_info->new_menu, &menu_info->curr_menu);
#ifdef USE_FWF
XfwfMultiListSetNewData((XfwfMultiListWidget) wp->w,
menu_info->curr_menu.list_pointer, 0, 0, TRUE,
menu_info->curr_menu.sensitive);
#else
XawListChange(wp->w, menu_info->curr_menu.list_pointer, 0, 0, TRUE);
#endif
}
/* if viewport will be bigger than the screen, limit its height */
num_args = 0;
XtSetArg(args[num_args], XtNwidth, &v_pixel_width);
num_args++;
XtSetArg(args[num_args], XtNheight, &v_pixel_height);
num_args++;
XtGetValues(wp->w, args, num_args);
if ((Dimension) XtScreen(wp->w)->height * 5 / 6 < v_pixel_height) {
/* scrollbar is 14 pixels wide. Widen the form to accommodate it. */
v_pixel_width += 14;
/* shrink to fit vertically */
v_pixel_height = XtScreen(wp->w)->height * 5 / 6;
num_args = 0;
XtSetArg(args[num_args], XtNwidth, v_pixel_width);
num_args++;
XtSetArg(args[num_args], XtNheight, v_pixel_height);
num_args++;
XtSetValues(wp->w, args, num_args);
}
XtRealizeWidget(wp->popup); /* need to realize before we position */
/* if menu is not up, position it */
if (!menu_info->is_up)
positionpopup(wp->popup, FALSE);
menu_info->is_up = TRUE;
if (window == WIN_INVEN && how == PICK_NONE) {
/* cant use nh_XtPopup() because it may try to grab the focus */
XtPopup(wp->popup, (int) XtGrabNone);
if (!updated_inventory)
XMapRaised(XtDisplay(wp->popup), XtWindow(wp->popup));
XSetWMProtocols(XtDisplay(wp->popup), XtWindow(wp->popup),
&wm_delete_window, 1);
retval = 0;
} else {
menu_info->is_active = TRUE; /* waiting for user response */
menu_info->cancelled = FALSE;
nh_XtPopup(wp->popup, (int) XtGrabExclusive, wp->w);
(void) x_event(EXIT_ON_EXIT);
menu_info->is_active = FALSE;
if (menu_info->cancelled)
return -1;
retval = 0;
for (curr = menu_info->curr_menu.base; curr; curr = curr->next)
if (curr->selected)
retval++;
if (retval) {
menu_item *mi;
*menu_list = mi = (menu_item *) alloc(retval * sizeof(menu_item));
for (curr = menu_info->curr_menu.base; curr; curr = curr->next)
if (curr->selected) {
mi->item = curr->identifier;
mi->count = curr->pick_count;
mi++;
}
}
}
return retval;
}
/* End global functions ====================================================
*/
/*
* Allocate a copy of the given string. If null, return a string of
* zero length.
*
* This is an exact duplicate of copy_of() in tty/wintty.c.
*/
static char *
copy_of(s)
const char *s;
{
if (!s)
s = "";
return strcpy((char *) alloc((unsigned) (strlen(s) + 1)), s);
}
static void
move_menu(src_menu, dest_menu)
struct menu *src_menu, *dest_menu;
{
free_menu(dest_menu); /* toss old menu */
*dest_menu = *src_menu; /* make new menu current */
/* leave no dangling ptrs */
reset_menu_to_default(src_menu);
}
static void
free_menu(mp)
struct menu *mp;
{
while (mp->base) {
mp->last = mp->base;
mp->base = mp->base->next;
free((genericptr_t) mp->last->str);
free((genericptr_t) mp->last);
}
if (mp->query)
free((genericptr_t) mp->query);
if (mp->gacc)
free((genericptr_t) mp->gacc);
if (mp->list_pointer)
free((genericptr_t) mp->list_pointer);
if (mp->sensitive)
free((genericptr_t) mp->sensitive);
reset_menu_to_default(mp);
}
static void
reset_menu_to_default(mp)
struct menu *mp;
{
mp->base = mp->last = (x11_menu_item *) 0;
mp->query = (const char *) 0;
mp->gacc = (const char *) 0;
mp->count = 0;
mp->list_pointer = (String *) 0;
mp->sensitive = (Boolean *) 0;
mp->curr_selector = 'a'; /* first accelerator */
}
static void
clear_old_menu(wp)
struct xwindow *wp;
{
struct menu_info_t *menu_info = wp->menu_information;
free_menu(&menu_info->curr_menu);
free_menu(&menu_info->new_menu);
if (menu_info->valid_widgets) {
nh_XtPopdown(wp->popup);
menu_info->is_up = FALSE;
XtDestroyWidget(wp->popup);
menu_info->valid_widgets = FALSE;
wp->w = wp->popup = (Widget) 0;
}
}
void
create_menu_window(wp)
struct xwindow *wp;
{
wp->type = NHW_MENU;
wp->menu_information =
(struct menu_info_t *) alloc(sizeof(struct menu_info_t));
(void) memset((genericptr_t) wp->menu_information, '\0',
sizeof(struct menu_info_t));
reset_menu_to_default(&wp->menu_information->curr_menu);
reset_menu_to_default(&wp->menu_information->new_menu);
reset_menu_count(wp->menu_information);
wp->w = wp->popup = (Widget) 0;
}
void
destroy_menu_window(wp)
struct xwindow *wp;
{
clear_old_menu(wp); /* this will also destroy the widgets */
free((genericptr_t) wp->menu_information);
wp->menu_information = (struct menu_info_t *) 0;
wp->type = NHW_NONE; /* allow re-use */
}
/*winmenu.c*/