/* 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 "elhash.h"
+#include "buffer.h"
#include "bytecode.h"
-Lisp_Object Q_active, Q_suffix, Q_keys, Q_style, Q_selected;
-Lisp_Object Q_filter, Q_config, Q_included, Q_key_sequence;
-Lisp_Object Q_accelerator, Q_label, Q_callback;
-Lisp_Object Qtoggle, Qradio;
+Lisp_Object Qmenu_no_selection_hook;
+Lisp_Object Vmenu_no_selection_hook;
+
+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
#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;
* structure. If KEY is not a keyword, or is an unknown keyword, then
* error is signaled.
*/
-void
+int
gui_item_add_keyval_pair (Lisp_Object gui_item,
- Lisp_Object key, Lisp_Object val,
+ Lisp_Object key, Lisp_Object val,
Error_behavior errb)
{
- struct Lisp_Gui_Item* pgui_item = XGUI_ITEM (gui_item);
+ 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 if (EQ (key, Q_callback)) pgui_item->callback = val;
- else if (EQ (key, Q_key_sequence)) ; /* ignored for FSF compatability */
+ 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 (SYMBOLP (val) || CHARP (val))
- pgui_item->accelerator = val;
- else if (ERRB_EQ (errb, ERROR_ME))
- signal_simple_error ("Bad keyboard accelerator", val);
+ 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))
- signal_simple_error_2 ("Unknown keyword in gui item", key, pgui_item->name);
+ syntax_error_2 ("Unknown keyword in gui item", key,
+ pgui_item->name);
+ return retval;
}
void
gui_item_init (Lisp_Object gui_item)
{
- struct Lisp_Gui_Item *lp = XGUI_ITEM (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->selected = Qnil;
lp->keys = Qnil;
lp->accelerator = Qnil;
+ lp->value = Qnil;
}
Lisp_Object
-allocate_gui_item ()
+allocate_gui_item (void)
{
- struct Lisp_Gui_Item *lp =
- alloc_lcrecord_type (struct Lisp_Gui_Item, &lrecord_gui_item);
+ Lisp_Gui_Item *lp = alloc_lcrecord_type (Lisp_Gui_Item, &lrecord_gui_item);
Lisp_Object val;
zero_lcrecord (lp);
int length, plist_p, start;
Lisp_Object *contents;
Lisp_Object gui_item = allocate_gui_item ();
- struct Lisp_Gui_Item* pgui_item = XGUI_ITEM (gui_item);
+ Lisp_Gui_Item *pgui_item = XGUI_ITEM (gui_item);
CHECK_VECTOR (item);
length = XVECTOR_LENGTH (item);
contents = XVECTOR_DATA (item);
if (length < 1)
- signal_simple_error ("GUI item descriptors must be at least 1 elts long", item);
+ syntax_error ("GUI item descriptors must be at least 1 elts long", item);
/* length 1: [ "name" ]
length 2: [ "name" callback ]
pgui_item->callback = contents [1];
start = 2;
}
- else
+ else
start =1;
if (!plist_p && length > 2)
{
int i;
if ((length - start) & 1)
- signal_simple_error (
+ syntax_error (
"GUI item descriptor has an odd number of keywords and values",
item);
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)
{
void
gui_add_item_keywords_to_plist (Lisp_Object plist, Lisp_Object gui_item)
{
- struct Lisp_Gui_Item* pgui_item = XGUI_ITEM (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_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);
}
/*
Lisp_Object
gui_item_accelerator (Lisp_Object gui_item)
{
- struct Lisp_Gui_Item* pgui = XGUI_ITEM (gui_item);
-
+ Lisp_Gui_Item *pgui = XGUI_ITEM (gui_item);
+
if (!NILP (pgui->accelerator))
return pgui->accelerator;
else
- return pgui->name;
+ return gui_name_accelerator (pgui->name);
}
Lisp_Object
gui_name_accelerator (Lisp_Object nm)
{
- /* !!#### This function has not been Mule-ized */
- char* name = (char*)XSTRING_DATA (nm);
+ Bufbyte *name = XSTRING_DATA (nm);
- while (*name) {
- if (*name=='%') {
- ++name;
- if (!(*name))
- return Qnil;
- if (*name=='_' && *(name+1))
+ while (*name)
+ {
+ if (*name == '%')
{
- int accelerator = (int) (unsigned char) (*(name+1));
- return make_char (tolower (accelerator));
+ ++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);
}
- ++name;
- }
- return Qnil;
+ return make_char (DOWNCASE (current_buffer,
+ charptr_emchar (XSTRING_DATA (nm))));
}
/*
|| !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);
+}
+
/*
* Decide whether a GUI item is included by evaluating its :included
* form if given, and testing its :config form against supplied CONFLIST
gui_item_included_p (Lisp_Object gui_item, Lisp_Object conflist)
{
/* This function can call lisp */
- struct Lisp_Gui_Item* pgui_item = XGUI_ITEM (gui_item);
+ 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
* buffer.
*/
unsigned int
-gui_item_display_flush_left (Lisp_Object gui_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;
- struct Lisp_Gui_Item* pgui_item = XGUI_ITEM (gui_item);
+ Lisp_Gui_Item *pgui_item = XGUI_ITEM (gui_item);
/* Copy item name first */
CHECK_STRING (pgui_item->name);
*/
unsigned int
gui_item_display_flush_right (Lisp_Object gui_item,
- char* buf, Bytecount buf_len)
+ char *buf, Bytecount buf_len)
{
- struct Lisp_Gui_Item* pgui_item = XGUI_ITEM (gui_item);
+ 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);
#endif /* HAVE_WINDOW_SYSTEM */
static Lisp_Object
-mark_gui_item (Lisp_Object obj, void (*markobj) (Lisp_Object))
-{
- struct Lisp_Gui_Item *p = XGUI_ITEM (obj);
-
- markobj (p->name);
- markobj (p->callback);
- markobj (p->config);
- markobj (p->suffix);
- markobj (p->active);
- markobj (p->included);
- markobj (p->config);
- markobj (p->filter);
- markobj (p->style);
- markobj (p->selected);
- markobj (p->keys);
- markobj (p->accelerator);
+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)
{
- struct Lisp_Gui_Item *p = XGUI_ITEM (obj);
+ Lisp_Gui_Item *p = XGUI_ITEM (obj);
- return HASH2 (HASH5 (internal_hash (p->name, depth + 1),
+ 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)),
- HASH5 (internal_hash (p->config, 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->keys, depth + 1),
+ internal_hash (p->value, depth + 1)));
}
int
return id;
}
-static int
-gui_item_equal (Lisp_Object obj1, Lisp_Object obj2, int depth)
+int
+gui_item_equal_sans_selected (Lisp_Object obj1, Lisp_Object obj2, int depth)
{
- struct Lisp_Gui_Item *p1 = XGUI_ITEM (obj1);
- struct Lisp_Gui_Item *p2 = XGUI_ITEM (obj2);
+ 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->style, p2->style)
&&
- EQ (p1->selected, p2->selected)
- &&
EQ (p1->accelerator, p2->accelerator)
&&
- EQ (p1->keys, p2->keys)))
+ 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)
{
- struct Lisp_Gui_Item *g = XGUI_ITEM (obj);
+ Lisp_Gui_Item *g = XGUI_ITEM (obj);
char buf[20];
if (print_readably)
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,
- 0, gui_item_equal,
+ finalize_gui_item, gui_item_equal,
gui_item_hash,
0,
- struct Lisp_Gui_Item);
+ Lisp_Gui_Item);
void
syms_of_gui (void)
{
- defkeyword (&Q_active, ":active");
- defkeyword (&Q_suffix, ":suffix");
- defkeyword (&Q_keys, ":keys");
- defkeyword (&Q_key_sequence,":key-sequence");
- defkeyword (&Q_style, ":style");
- defkeyword (&Q_selected, ":selected");
- defkeyword (&Q_filter, ":filter");
- defkeyword (&Q_config, ":config");
- defkeyword (&Q_included, ":included");
- defkeyword (&Q_accelerator, ":accelerator");
- defkeyword (&Q_label, ":label");
- defkeyword (&Q_callback, ":callback");
-
- defsymbol (&Qtoggle, "toggle");
- defsymbol (&Qradio, "radio");
+ INIT_LRECORD_IMPLEMENTATION (gui_item);
+
+ 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;
}