/* Synched up with: Not in FSF. */
+/* This file not quite Mule-ized yet but will be when merged with my
+ Mule workspace. --ben */
+
#include <config.h>
#include "lisp.h"
#include "gui.h"
-#include "bytecode.h" /* for struct Lisp_Compiled_Function */
+#include "elhash.h"
+#include "buffer.h"
+#include "bytecode.h"
+
+Lisp_Object Qmenu_no_selection_hook;
+Lisp_Object Vmenu_no_selection_hook;
-Lisp_Object Q_active, Q_suffix, Q_keys, Q_style, Q_selected;
-Lisp_Object Q_filter, Q_config, Q_included;
-Lisp_Object Q_accelerator;
-Lisp_Object Qtoggle, Qradio;
+static Lisp_Object parse_gui_item_tree_list (Lisp_Object list);
+Lisp_Object find_keyword_in_vector (Lisp_Object vector, Lisp_Object keyword);
#ifdef HAVE_POPUPS
{
return popup_up_p ? Qt : Qnil;
}
+#endif /* HAVE_POPUPS */
int
-separator_string_p (CONST char *s)
+separator_string_p (const Bufbyte *s)
{
- CONST char *p;
- char first;
+ const Bufbyte *p;
+ Bufbyte first;
if (!s || s[0] == '\0')
return 0;
void
get_gui_callback (Lisp_Object data, Lisp_Object *fn, Lisp_Object *arg)
{
- if (SYMBOLP (data)
- || (COMPILED_FUNCTIONP (data)
- && XCOMPILED_FUNCTION (data)->flags.interactivep)
- || (EQ (XCAR (data), Qlambda)
- && !NILP (Fassq (Qinteractive, Fcdr (Fcdr (data))))))
+ if (EQ (data, Qquit))
+ {
+ *fn = Qeval;
+ *arg = list3 (Qsignal, list2 (Qquote, Qquit), Qnil);
+ Vquit_flag = Qt;
+ }
+ else if (SYMBOLP (data)
+ || (COMPILED_FUNCTIONP (data)
+ && XCOMPILED_FUNCTION (data)->flags.interactivep)
+ || (CONSP (data) && (EQ (XCAR (data), Qlambda))
+ && !NILP (Fassq (Qinteractive, Fcdr (Fcdr (data))))))
{
*fn = Qcall_interactively;
*arg = data;
}
/*
- * Initialize the gui_item structure by setting all (GC-protected)
- * fields to their default values. The defaults are t for :active and
- * :included values, and nil for others.
- */
-void
-gui_item_init (struct gui_item *pgui_item)
-{
- pgui_item->name = Qnil;
- pgui_item->callback = Qnil;
- pgui_item->suffix = Qnil;
- pgui_item->active = Qt;
- pgui_item->included = Qt;
- pgui_item->config = Qnil;
- pgui_item->filter = Qnil;
- pgui_item->style = Qnil;
- pgui_item->selected = Qnil;
- pgui_item->keys = Qnil;
-}
-
-/*
* Add a value VAL associated with keyword KEY into PGUI_ITEM
* structure. If KEY is not a keyword, or is an unknown keyword, then
* error is signaled.
*/
-void
-gui_item_add_keyval_pair (struct gui_item *pgui_item,
- Lisp_Object key, Lisp_Object val)
+int
+gui_item_add_keyval_pair (Lisp_Object gui_item,
+ Lisp_Object key, Lisp_Object val,
+ Error_behavior errb)
{
+ Lisp_Gui_Item *pgui_item = XGUI_ITEM (gui_item);
+ int retval = 0;
+
if (!KEYWORDP (key))
- signal_simple_error_2 ("Non-keyword in gui item", key, pgui_item->name);
-
- if (EQ (key, Q_suffix)) pgui_item->suffix = val;
- else if (EQ (key, Q_active)) pgui_item->active = val;
- else if (EQ (key, Q_included)) pgui_item->included = val;
- else if (EQ (key, Q_config)) pgui_item->config = val;
- else if (EQ (key, Q_filter)) pgui_item->filter = val;
- else if (EQ (key, Q_style)) pgui_item->style = val;
- else if (EQ (key, Q_selected)) pgui_item->selected = val;
- else if (EQ (key, Q_keys)) pgui_item->keys = val;
- else
- signal_simple_error_2 ("Unknown keyword in gui item", key, pgui_item->name);
+ syntax_error_2 ("Non-keyword in gui item", key, pgui_item->name);
+
+ if (EQ (key, Q_descriptor))
+ {
+ if (!EQ (pgui_item->name, val))
+ {
+ retval = 1;
+ pgui_item->name = val;
+ }
+ }
+#define FROB(slot) \
+ else if (EQ (key, Q_##slot)) \
+ { \
+ if (!EQ (pgui_item->slot, val)) \
+ { \
+ retval = 1; \
+ pgui_item->slot = val; \
+ } \
+ }
+ FROB (suffix)
+ FROB (active)
+ FROB (included)
+ FROB (config)
+ FROB (filter)
+ FROB (style)
+ FROB (selected)
+ FROB (keys)
+ FROB (callback)
+ FROB (callback_ex)
+ FROB (value)
+#undef FROB
+ else if (EQ (key, Q_key_sequence)) ; /* ignored for FSF compatibility */
+ else if (EQ (key, Q_label)) ; /* ignored for 21.0 implement in 21.2 */
+ else if (EQ (key, Q_accelerator))
+ {
+ if (!EQ (pgui_item->accelerator, val))
+ {
+ retval = 1;
+ if (SYMBOLP (val) || CHARP (val))
+ pgui_item->accelerator = val;
+ else if (ERRB_EQ (errb, ERROR_ME))
+ syntax_error ("Bad keyboard accelerator", val);
+ }
+ }
+ else if (ERRB_EQ (errb, ERROR_ME))
+ syntax_error_2 ("Unknown keyword in gui item", key,
+ pgui_item->name);
+ return retval;
+}
+
+void
+gui_item_init (Lisp_Object gui_item)
+{
+ Lisp_Gui_Item *lp = XGUI_ITEM (gui_item);
+
+ lp->name = Qnil;
+ lp->callback = Qnil;
+ lp->callback_ex = Qnil;
+ lp->suffix = Qnil;
+ lp->active = Qt;
+ lp->included = Qt;
+ lp->config = Qnil;
+ lp->filter = Qnil;
+ lp->style = Qnil;
+ lp->selected = Qnil;
+ lp->keys = Qnil;
+ lp->accelerator = Qnil;
+ lp->value = Qnil;
+}
+
+Lisp_Object
+allocate_gui_item (void)
+{
+ Lisp_Gui_Item *lp = alloc_lcrecord_type (Lisp_Gui_Item, &lrecord_gui_item);
+ Lisp_Object val;
+
+ zero_lcrecord (lp);
+ XSETGUI_ITEM (val, lp);
+
+ gui_item_init (val);
+
+ return val;
}
/*
* function extracts the description of the item into the PGUI_ITEM
* structure.
*/
-void
-gui_parse_item_keywords (Lisp_Object item, struct gui_item *pgui_item)
+static Lisp_Object
+make_gui_item_from_keywords_internal (Lisp_Object item,
+ Error_behavior errb)
{
- int length, plist_p;
+ int length, plist_p, start;
Lisp_Object *contents;
+ Lisp_Object gui_item = allocate_gui_item ();
+ Lisp_Gui_Item *pgui_item = XGUI_ITEM (gui_item);
CHECK_VECTOR (item);
length = XVECTOR_LENGTH (item);
contents = XVECTOR_DATA (item);
- if (length < 2)
- signal_simple_error ("GUI item descriptors must be at least 2 elts long", item);
+ if (length < 1)
+ syntax_error ("GUI item descriptors must be at least 1 elts long", item);
- /* length 2: [ "name" callback ]
+ /* length 1: [ "name" ]
+ length 2: [ "name" callback ]
length 3: [ "name" callback active-p ]
+ or [ "name" keyword value ]
length 4: [ "name" callback active-p suffix ]
or [ "name" callback keyword value ]
length 5+: [ "name" callback [ keyword value ]+ ]
+ or [ "name" [ keyword value ]+ ]
*/
- plist_p = (length >= 5 || (length > 2 && KEYWORDP (contents [2])));
+ plist_p = (length > 2 && (KEYWORDP (contents [1])
+ || KEYWORDP (contents [2])));
pgui_item->name = contents [0];
- pgui_item->callback = contents [1];
+ if (length > 1 && !KEYWORDP (contents [1]))
+ {
+ pgui_item->callback = contents [1];
+ start = 2;
+ }
+ else
+ start =1;
if (!plist_p && length > 2)
/* the old way */
/* the new way */
{
int i;
- if (length & 1)
- signal_simple_error (
+ if ((length - start) & 1)
+ syntax_error (
"GUI item descriptor has an odd number of keywords and values",
item);
- for (i = 2; i < length;)
+ for (i = start; i < length;)
{
Lisp_Object key = contents [i++];
Lisp_Object val = contents [i++];
- gui_item_add_keyval_pair (pgui_item, key, val);
+ gui_item_add_keyval_pair (gui_item, key, val, errb);
}
}
+ return gui_item;
+}
+
+/* This will only work with descriptors in the new format. */
+Lisp_Object
+widget_gui_parse_item_keywords (Lisp_Object item)
+{
+ int i, length;
+ Lisp_Object *contents;
+ Lisp_Object gui_item = allocate_gui_item ();
+ Lisp_Object desc = find_keyword_in_vector (item, Q_descriptor);
+
+ CHECK_VECTOR (item);
+ length = XVECTOR_LENGTH (item);
+ contents = XVECTOR_DATA (item);
+
+ if (!NILP (desc) && !STRINGP (desc) && !VECTORP (desc))
+ syntax_error ("Invalid GUI item descriptor", item);
+
+ if (length & 1)
+ {
+ if (!SYMBOLP (contents [0]))
+ syntax_error ("Invalid GUI item descriptor", item);
+ contents++; /* Ignore the leading symbol. */
+ length--;
+ }
+
+ for (i = 0; i < length;)
+ {
+ Lisp_Object key = contents [i++];
+ Lisp_Object val = contents [i++];
+ gui_item_add_keyval_pair (gui_item, key, val, ERROR_ME_NOT);
+ }
+
+ return gui_item;
+}
+
+/* Update a gui item from a partial descriptor. */
+int
+update_gui_item_keywords (Lisp_Object gui_item, Lisp_Object item)
+{
+ int i, length, retval = 0;
+ Lisp_Object *contents;
+
+ CHECK_VECTOR (item);
+ length = XVECTOR_LENGTH (item);
+ contents = XVECTOR_DATA (item);
+
+ if (length & 1)
+ {
+ if (!SYMBOLP (contents [0]))
+ syntax_error ("Invalid GUI item descriptor", item);
+ contents++; /* Ignore the leading symbol. */
+ length--;
+ }
+
+ for (i = 0; i < length;)
+ {
+ Lisp_Object key = contents [i++];
+ Lisp_Object val = contents [i++];
+ if (gui_item_add_keyval_pair (gui_item, key, val, ERROR_ME_NOT))
+ retval = 1;
+ }
+ return retval;
+}
+
+Lisp_Object
+gui_parse_item_keywords (Lisp_Object item)
+{
+ return make_gui_item_from_keywords_internal (item, ERROR_ME);
+}
+
+Lisp_Object
+gui_parse_item_keywords_no_errors (Lisp_Object item)
+{
+ return make_gui_item_from_keywords_internal (item, ERROR_ME_NOT);
+}
+
+/* convert a gui item into plist properties */
+void
+gui_add_item_keywords_to_plist (Lisp_Object plist, Lisp_Object gui_item)
+{
+ Lisp_Gui_Item *pgui_item = XGUI_ITEM (gui_item);
+
+ if (!NILP (pgui_item->callback))
+ Fplist_put (plist, Q_callback, pgui_item->callback);
+ if (!NILP (pgui_item->callback_ex))
+ Fplist_put (plist, Q_callback_ex, pgui_item->callback_ex);
+ if (!NILP (pgui_item->suffix))
+ Fplist_put (plist, Q_suffix, pgui_item->suffix);
+ if (!NILP (pgui_item->active))
+ Fplist_put (plist, Q_active, pgui_item->active);
+ if (!NILP (pgui_item->included))
+ Fplist_put (plist, Q_included, pgui_item->included);
+ if (!NILP (pgui_item->config))
+ Fplist_put (plist, Q_config, pgui_item->config);
+ if (!NILP (pgui_item->filter))
+ Fplist_put (plist, Q_filter, pgui_item->filter);
+ if (!NILP (pgui_item->style))
+ Fplist_put (plist, Q_style, pgui_item->style);
+ if (!NILP (pgui_item->selected))
+ Fplist_put (plist, Q_selected, pgui_item->selected);
+ if (!NILP (pgui_item->keys))
+ Fplist_put (plist, Q_keys, pgui_item->keys);
+ if (!NILP (pgui_item->accelerator))
+ Fplist_put (plist, Q_accelerator, pgui_item->accelerator);
+ if (!NILP (pgui_item->value))
+ Fplist_put (plist, Q_value, pgui_item->value);
}
/*
* if any
*/
int
-gui_item_active_p (CONST struct gui_item *pgui_item)
+gui_item_active_p (Lisp_Object gui_item)
{
/* This function can call lisp */
/* Shortcut to avoid evaluating Qt each time */
- return (EQ (pgui_item->active, Qt)
- || !NILP (Feval (pgui_item->active)));
+ return (EQ (XGUI_ITEM (gui_item)->active, Qt)
+ || !NILP (Feval (XGUI_ITEM (gui_item)->active)));
+}
+
+/* set menu accelerator key to first underlined character in menu name */
+Lisp_Object
+gui_item_accelerator (Lisp_Object gui_item)
+{
+ Lisp_Gui_Item *pgui = XGUI_ITEM (gui_item);
+
+ if (!NILP (pgui->accelerator))
+ return pgui->accelerator;
+
+ else
+ return gui_name_accelerator (pgui->name);
+}
+
+Lisp_Object
+gui_name_accelerator (Lisp_Object nm)
+{
+ Bufbyte *name = XSTRING_DATA (nm);
+
+ while (*name)
+ {
+ if (*name == '%')
+ {
+ ++name;
+ if (!(*name))
+ return Qnil;
+ if (*name == '_' && *(name + 1))
+ {
+ Emchar accelerator = charptr_emchar (name + 1);
+ /* #### bogus current_buffer dependency */
+ return make_char (DOWNCASE (current_buffer, accelerator));
+ }
+ }
+ INC_CHARPTR (name);
+ }
+ return make_char (DOWNCASE (current_buffer,
+ charptr_emchar (XSTRING_DATA (nm))));
+}
+
+/*
+ * Decide whether a GUI item is selected by evaluating its :selected form
+ * if any
+ */
+int
+gui_item_selected_p (Lisp_Object gui_item)
+{
+ /* This function can call lisp */
+
+ /* Shortcut to avoid evaluating Qt each time */
+ return (EQ (XGUI_ITEM (gui_item)->selected, Qt)
+ || !NILP (Feval (XGUI_ITEM (gui_item)->selected)));
+}
+
+Lisp_Object
+gui_item_list_find_selected (Lisp_Object gui_item_list)
+{
+ /* This function can GC. */
+ Lisp_Object rest;
+ LIST_LOOP (rest, gui_item_list)
+ {
+ if (gui_item_selected_p (XCAR (rest)))
+ return XCAR (rest);
+ }
+ return XCAR (gui_item_list);
}
/*
* configuration variable
*/
int
-gui_item_included_p (CONST struct gui_item *pgui_item, Lisp_Object conflist)
+gui_item_included_p (Lisp_Object gui_item, Lisp_Object conflist)
{
/* This function can call lisp */
+ Lisp_Gui_Item *pgui_item = XGUI_ITEM (gui_item);
/* Evaluate :included first. Shortcut to avoid evaluating Qt each time */
if (!EQ (pgui_item->included, Qt)
static DOESNT_RETURN
signal_too_long_error (Lisp_Object name)
{
- signal_simple_error ("GUI item produces too long displayable string", name);
+ syntax_error ("GUI item produces too long displayable string", name);
}
+#ifdef HAVE_WINDOW_SYSTEM
/*
* Format "left flush" display portion of an item into BUF, guarded by
* maximum buffer size BUF_LEN. BUF_LEN does not count for terminating
* buffer.
*/
unsigned int
-gui_item_display_flush_left (CONST struct gui_item *pgui_item,
- char* buf, Bytecount buf_len)
+gui_item_display_flush_left (Lisp_Object gui_item,
+ char *buf, Bytecount buf_len)
{
+ /* This function can call lisp */
char *p = buf;
Bytecount len;
+ Lisp_Gui_Item *pgui_item = XGUI_ITEM (gui_item);
/* Copy item name first */
CHECK_STRING (pgui_item->name);
* buffer.
*/
unsigned int
-gui_item_display_flush_right (CONST struct gui_item *pgui_item,
- char* buf, Bytecount buf_len)
+gui_item_display_flush_right (Lisp_Object gui_item,
+ char *buf, Bytecount buf_len)
{
+ Lisp_Gui_Item *pgui_item = XGUI_ITEM (gui_item);
*buf = 0;
+#ifdef HAVE_MENUBARS
/* Have keys? */
if (!menubar_show_keybindings)
return 0;
+#endif
/* Try :keys first */
if (!NILP (pgui_item->keys))
{
CHECK_STRING (pgui_item->keys);
- if (XSTRING_LENGTH (pgui_item->keys) > buf_len)
+ if (XSTRING_LENGTH (pgui_item->keys) + 1 > buf_len)
signal_too_long_error (pgui_item->name);
- strcpy (buf, (CONST char *) XSTRING_DATA (pgui_item->keys));
+ memcpy (buf, XSTRING_DATA (pgui_item->keys),
+ XSTRING_LENGTH (pgui_item->keys) + 1);
return XSTRING_LENGTH (pgui_item->keys);
}
/* See if we can derive keys out of callback symbol */
if (SYMBOLP (pgui_item->callback))
{
- char buf2 [1024];
+ char buf2[1024]; /* #### */
Bytecount len;
where_is_to_char (pgui_item->callback, buf2);
/* No keys - no right flush display */
return 0;
}
+#endif /* HAVE_WINDOW_SYSTEM */
-#endif /* HAVE_POPUPS */
+static Lisp_Object
+mark_gui_item (Lisp_Object obj)
+{
+ Lisp_Gui_Item *p = XGUI_ITEM (obj);
+
+ mark_object (p->name);
+ mark_object (p->callback);
+ mark_object (p->callback_ex);
+ mark_object (p->config);
+ mark_object (p->suffix);
+ mark_object (p->active);
+ mark_object (p->included);
+ mark_object (p->config);
+ mark_object (p->filter);
+ mark_object (p->style);
+ mark_object (p->selected);
+ mark_object (p->keys);
+ mark_object (p->accelerator);
+ mark_object (p->value);
+
+ return Qnil;
+}
+
+static unsigned long
+gui_item_hash (Lisp_Object obj, int depth)
+{
+ Lisp_Gui_Item *p = XGUI_ITEM (obj);
+
+ return HASH2 (HASH6 (internal_hash (p->name, depth + 1),
+ internal_hash (p->callback, depth + 1),
+ internal_hash (p->callback_ex, depth + 1),
+ internal_hash (p->suffix, depth + 1),
+ internal_hash (p->active, depth + 1),
+ internal_hash (p->included, depth + 1)),
+ HASH6 (internal_hash (p->config, depth + 1),
+ internal_hash (p->filter, depth + 1),
+ internal_hash (p->style, depth + 1),
+ internal_hash (p->selected, depth + 1),
+ internal_hash (p->keys, depth + 1),
+ internal_hash (p->value, depth + 1)));
+}
+
+int
+gui_item_id_hash (Lisp_Object hashtable, Lisp_Object gitem, int slot)
+{
+ int hashid = gui_item_hash (gitem, 0);
+ int id = GUI_ITEM_ID_BITS (hashid, slot);
+ while (!NILP (Fgethash (make_int (id),
+ hashtable, Qnil)))
+ {
+ id = GUI_ITEM_ID_BITS (id + 1, slot);
+ }
+ return id;
+}
+
+int
+gui_item_equal_sans_selected (Lisp_Object obj1, Lisp_Object obj2, int depth)
+{
+ Lisp_Gui_Item *p1 = XGUI_ITEM (obj1);
+ Lisp_Gui_Item *p2 = XGUI_ITEM (obj2);
+
+ if (!(internal_equal (p1->name, p2->name, depth + 1)
+ &&
+ internal_equal (p1->callback, p2->callback, depth + 1)
+ &&
+ internal_equal (p1->callback_ex, p2->callback_ex, depth + 1)
+ &&
+ EQ (p1->suffix, p2->suffix)
+ &&
+ EQ (p1->active, p2->active)
+ &&
+ EQ (p1->included, p2->included)
+ &&
+ EQ (p1->config, p2->config)
+ &&
+ EQ (p1->filter, p2->filter)
+ &&
+ EQ (p1->style, p2->style)
+ &&
+ EQ (p1->accelerator, p2->accelerator)
+ &&
+ EQ (p1->keys, p2->keys)
+ &&
+ EQ (p1->value, p2->value)))
+ return 0;
+ return 1;
+}
+
+static int
+gui_item_equal (Lisp_Object obj1, Lisp_Object obj2, int depth)
+{
+ Lisp_Gui_Item *p1 = XGUI_ITEM (obj1);
+ Lisp_Gui_Item *p2 = XGUI_ITEM (obj2);
+
+ if (!(gui_item_equal_sans_selected (obj1, obj2, depth)
+ &&
+ EQ (p1->selected, p2->selected)))
+ return 0;
+ return 1;
+}
+
+static void
+print_gui_item (Lisp_Object obj, Lisp_Object printcharfun, int escapeflag)
+{
+ Lisp_Gui_Item *g = XGUI_ITEM (obj);
+ char buf[20];
+
+ if (print_readably)
+ error ("printing unreadable object #<gui-item 0x%x>", g->header.uid);
+
+ write_c_string ("#<gui-item ", printcharfun);
+ sprintf (buf, "0x%x>", g->header.uid);
+ write_c_string (buf, printcharfun);
+}
+
+Lisp_Object
+copy_gui_item (Lisp_Object gui_item)
+{
+ Lisp_Object ret = allocate_gui_item ();
+ Lisp_Gui_Item *lp, *g = XGUI_ITEM (gui_item);
+
+ lp = XGUI_ITEM (ret);
+ lp->name = g->name;
+ lp->callback = g->callback;
+ lp->callback_ex = g->callback_ex;
+ lp->suffix = g->suffix;
+ lp->active = g->active;
+ lp->included = g->included;
+ lp->config = g->config;
+ lp->filter = g->filter;
+ lp->style = g->style;
+ lp->selected = g->selected;
+ lp->keys = g->keys;
+ lp->accelerator = g->accelerator;
+ lp->value = g->value;
+
+ return ret;
+}
+
+Lisp_Object
+copy_gui_item_tree (Lisp_Object arg)
+{
+ if (CONSP (arg))
+ {
+ Lisp_Object rest = arg = Fcopy_sequence (arg);
+ while (CONSP (rest))
+ {
+ XCAR (rest) = copy_gui_item_tree (XCAR (rest));
+ rest = XCDR (rest);
+ }
+ return arg;
+ }
+ else if (GUI_ITEMP (arg))
+ return copy_gui_item (arg);
+ else
+ return arg;
+}
+
+/* parse a glyph descriptor into a tree of gui items.
+
+ The gui_item slot of an image instance can be a single item or an
+ arbitrarily nested hierarchy of item lists. */
+
+static Lisp_Object
+parse_gui_item_tree_item (Lisp_Object entry)
+{
+ Lisp_Object ret = entry;
+ struct gcpro gcpro1;
+
+ GCPRO1 (ret);
+
+ if (VECTORP (entry))
+ {
+ ret = gui_parse_item_keywords_no_errors (entry);
+ }
+ else if (STRINGP (entry))
+ {
+ CHECK_STRING (entry);
+ }
+ else
+ syntax_error ("item must be a vector or a string", entry);
+
+ RETURN_UNGCPRO (ret);
+}
+
+Lisp_Object
+parse_gui_item_tree_children (Lisp_Object list)
+{
+ Lisp_Object rest, ret = Qnil, sub = Qnil;
+ struct gcpro gcpro1, gcpro2;
+
+ GCPRO2 (ret, sub);
+ CHECK_CONS (list);
+ /* recursively add items to the tree view */
+ LIST_LOOP (rest, list)
+ {
+ if (CONSP (XCAR (rest)))
+ sub = parse_gui_item_tree_list (XCAR (rest));
+ else
+ sub = parse_gui_item_tree_item (XCAR (rest));
+
+ ret = Fcons (sub, ret);
+ }
+ /* make the order the same as the items we have parsed */
+ RETURN_UNGCPRO (Fnreverse (ret));
+}
+
+static Lisp_Object
+parse_gui_item_tree_list (Lisp_Object list)
+{
+ Lisp_Object ret;
+ struct gcpro gcpro1;
+ CHECK_CONS (list);
+ /* first one can never be a list */
+ ret = parse_gui_item_tree_item (XCAR (list));
+ GCPRO1 (ret);
+ ret = Fcons (ret, parse_gui_item_tree_children (XCDR (list)));
+ RETURN_UNGCPRO (ret);
+}
+
+static void
+finalize_gui_item (void* header, int for_disksave)
+{
+}
+
+DEFINE_LRECORD_IMPLEMENTATION ("gui-item", gui_item,
+ mark_gui_item, print_gui_item,
+ finalize_gui_item, gui_item_equal,
+ gui_item_hash,
+ 0,
+ Lisp_Gui_Item);
void
syms_of_gui (void)
{
- defkeyword (&Q_active, ":active");
- defkeyword (&Q_suffix, ":suffix");
- defkeyword (&Q_keys, ":keys");
- defkeyword (&Q_style, ":style");
- defkeyword (&Q_selected, ":selected");
- defkeyword (&Q_filter, ":filter");
- defkeyword (&Q_config, ":config");
- defkeyword (&Q_included, ":included");
- defkeyword (&Q_accelerator, ":accelerator");
+ INIT_LRECORD_IMPLEMENTATION (gui_item);
- defsymbol (&Qtoggle, "toggle");
- defsymbol (&Qradio, "radio");
+ DEFSYMBOL (Qmenu_no_selection_hook);
#ifdef HAVE_POPUPS
DEFSUBR (Fpopup_up_p);
void
vars_of_gui (void)
{
+ DEFVAR_LISP ("menu-no-selection-hook", &Vmenu_no_selection_hook /*
+Function or functions to call when a menu or dialog box is dismissed
+without a selection having been made.
+*/ );
+ Vmenu_no_selection_hook = Qnil;
}