/* Declarations useful when processing input.
- Copyright (C) 1985, 1986, 1987, 1993, 2001, 2002, 2003, 2004,
- 2005, 2006, 2007, 2008, 2009, 2010 Free Software Foundation, Inc.
+ Copyright (C) 1985-1987, 1993, 2001-2011 Free Software Foundation, Inc.
This file is part of GNU Emacs.
You should have received a copy of the GNU General Public License
along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */
-#include "systime.h" /* for EMACS_TIME */
+#include "systime.h" /* for EMACS_TIME, Time */
#include "coding.h" /* for ENCODE_UTF_8 and ENCODE_SYSTEM */
-/* Length of echobuf field in each KBOARD. */
+/* Lisp fields in struct keyboard are hidden from most code and accessed
+ via the KVAR macro, below. Only select pieces of code, like the GC,
+ are allowed to use KBOARD_INTERNAL_FIELD. */
+#define KBOARD_INTERNAL_FIELD(field) field ## _
+
+/* Most code should use this macro to access Lisp fields in struct
+ kboard. */
+#define KVAR(kboard, field) ((kboard)->KBOARD_INTERNAL_FIELD (field))
/* Each KBOARD represents one logical input stream from which Emacs
gets input. If we are using ordinary terminals, it has one KBOARD
can effectively wait for input in the any-kboard state, and hence
avoid blocking out the other KBOARDs. See universal-argument in
lisp/simple.el for an example. */
- Lisp_Object Voverriding_terminal_local_map;
+ Lisp_Object KBOARD_INTERNAL_FIELD (Voverriding_terminal_local_map);
/* Last command executed by the editor command loop, not counting
commands that set the prefix argument. */
- Lisp_Object Vlast_command;
+ Lisp_Object KBOARD_INTERNAL_FIELD (Vlast_command);
/* Normally same as last-command, but never modified by other commands. */
- Lisp_Object Vreal_last_command;
+ Lisp_Object KBOARD_INTERNAL_FIELD (Vreal_last_command);
/* User-supplied table to translate input characters through. */
- Lisp_Object Vkeyboard_translate_table;
-
+ Lisp_Object KBOARD_INTERNAL_FIELD (Vkeyboard_translate_table);
+
/* Last command that may be repeated by `repeat'. */
- Lisp_Object Vlast_repeatable_command;
+ Lisp_Object KBOARD_INTERNAL_FIELD (Vlast_repeatable_command);
/* The prefix argument for the next command, in raw form. */
- Lisp_Object Vprefix_arg;
+ Lisp_Object KBOARD_INTERNAL_FIELD (Vprefix_arg);
/* Saved prefix argument for the last command, in raw form. */
- Lisp_Object Vlast_prefix_arg;
+ Lisp_Object KBOARD_INTERNAL_FIELD (Vlast_prefix_arg);
/* Unread events specific to this kboard. */
- Lisp_Object kbd_queue;
+ Lisp_Object KBOARD_INTERNAL_FIELD (kbd_queue);
/* Non-nil while a kbd macro is being defined. */
- Lisp_Object defining_kbd_macro;
+ Lisp_Object KBOARD_INTERNAL_FIELD (defining_kbd_macro);
/* The start of storage for the current keyboard macro. */
Lisp_Object *kbd_macro_buffer;
int kbd_macro_bufsize;
/* Last anonymous kbd macro defined. */
- Lisp_Object Vlast_kbd_macro;
+ Lisp_Object KBOARD_INTERNAL_FIELD (Vlast_kbd_macro);
/* Alist of system-specific X windows key symbols. */
- Lisp_Object Vsystem_key_alist;
+ Lisp_Object KBOARD_INTERNAL_FIELD (Vsystem_key_alist);
/* Cache for modify_event_symbol. */
- Lisp_Object system_key_syms;
+ Lisp_Object KBOARD_INTERNAL_FIELD (system_key_syms);
/* The kind of display: x, w32, ... */
- Lisp_Object Vwindow_system;
+ Lisp_Object KBOARD_INTERNAL_FIELD (Vwindow_system);
/* Keymap mapping keys to alternative preferred forms.
See the DEFVAR for more documentation. */
- Lisp_Object Vlocal_function_key_map;
-
+ Lisp_Object KBOARD_INTERNAL_FIELD (Vlocal_function_key_map);
+
/* Keymap mapping ASCII function key sequences onto their preferred
forms. Initialized by the terminal-specific lisp files. See the
DEFVAR for more documentation. */
- Lisp_Object Vinput_decode_map;
-
+ Lisp_Object KBOARD_INTERNAL_FIELD (Vinput_decode_map);
+
/* Minibufferless frames on this display use this frame's minibuffer. */
- Lisp_Object Vdefault_minibuffer_frame;
+ Lisp_Object KBOARD_INTERNAL_FIELD (Vdefault_minibuffer_frame);
/* Number of displays using this KBOARD. Normally 1, but can be
larger when you have multiple screens on a single X display. */
/* The text we're echoing in the modeline - partial key sequences,
usually. This is nil when not echoing. */
- Lisp_Object echo_string;
+ Lisp_Object KBOARD_INTERNAL_FIELD (echo_string);
/* This flag indicates that events were put into kbd_queue
while Emacs was running for some other KBOARD.
/* A list of all kboard objects, linked through next_kboard. */
extern KBOARD *all_kboards;
-
-/* Nonzero in the single-kboard state, 0 in the any-kboard state. */
-extern int single_kboard;
\f
-/* Total number of times read_char has returned. */
-extern int num_input_events;
-
-/* Total number of times read_char has returned, outside of macros. */
-extern EMACS_INT num_nonmacro_input_events;
+/* Total number of times read_char has returned, modulo SIZE_MAX + 1. */
+extern size_t num_input_events;
/* Nonzero means polling for input is temporarily suppressed. */
extern int poll_suppress_count;
generated by the next character. */
extern Lisp_Object internal_last_event_frame;
\f
-/* Menu items. */
-
-extern Lisp_Object Vlucid_menu_bar_dirty_flag;
extern Lisp_Object Qrecompute_lucid_menubar, Qactivate_menubar_hook;
/* This holds a Lisp vector that holds the properties of a single
/* If non-nil, means that the global vars defined here are already in use.
Used to detect cases where we try to re-enter this non-reentrant code. */
+#if defined USE_GTK || defined USE_MOTIF
extern Lisp_Object menu_items_inuse;
+#endif
/* Number of slots currently allocated in menu_items. */
extern int menu_items_allocated;
#define POSN_INBUFFER_P(posn) (NILP (POSN_STRING (posn)))
#define POSN_BUFFER_POSN(posn) (Fnth (make_number (5), (posn)))
-extern Lisp_Object do_mouse_tracking;
-
/* Some of the event heads. */
extern Lisp_Object Qswitch_frame;
/* Properties on event heads. */
-extern Lisp_Object Qevent_kind, Qevent_symbol_elements;
-
-/* Getting an unmodified version of an event head. */
-#define EVENT_HEAD_UNMODIFIED(event_head) \
- (Fcar (Fget ((event_head), Qevent_symbol_elements)))
+extern Lisp_Object Qevent_kind;
/* The values of Qevent_kind properties. */
-extern Lisp_Object Qfunction_key, Qmouse_click, Qmouse_movement;
-extern Lisp_Object Qscroll_bar_movement;
+extern Lisp_Object Qmouse_click;
extern Lisp_Object Qhelp_echo;
happens. */
extern EMACS_TIME *input_available_clear_time;
+#if defined HAVE_WINDOW_SYSTEM && !defined USE_GTK && !defined HAVE_NS
extern int ignore_mouse_drag_p;
-
-extern Lisp_Object Vdouble_click_time;
+#endif
/* The primary selection. */
extern Lisp_Object QPRIMARY;
extern int parse_solitary_modifier (Lisp_Object symbol);
-/* Parent keymap of terminal-local function-key-map instances. */
-extern Lisp_Object Vfunction_key_map;
-
-/* Keymap of key translations that can override keymaps. */
-extern Lisp_Object Vkey_translation_map;
-
/* This is like Vthis_command, except that commands never set it. */
extern Lisp_Object real_this_command;
-/* If the lookup of the command returns a binding, the original
- command is stored in this-original-command. It is nil otherwise. */
-extern Lisp_Object Vthis_original_command;
-
/* Non-nil disable property on a command means
do not execute it; call disabled-command-function's value instead. */
-extern Lisp_Object QCbutton, QCtoggle, QCradio, QClabel;
-
-/* A mask of extra modifier bits to put into every keyboard char. */
-extern EMACS_INT extra_keyboard_modifiers;
-
-/* If non-nil, this implements the current input method. */
-extern Lisp_Object Vinput_method_function;
-extern Lisp_Object Qinput_method_function;
+extern Lisp_Object QCtoggle, QCradio;
/* An event header symbol HEAD may have a property named
Qevent_symbol_element_mask, which is of the form (BASE MODIFIERS);
/* The timestamp of the last input event we received from the X server.
X Windows wants this for selection ownership. */
-extern unsigned long last_event_timestamp;
+extern Time last_event_timestamp;
extern int quit_char;
extern int timers_run;
+extern int menu_separator_name_p (const char *);
extern int parse_menu_item (Lisp_Object, int);
-extern void echo_now (void);
extern void init_kboard (KBOARD *);
extern void delete_kboard (KBOARD *);
extern void not_single_kboard_state (KBOARD *);
extern void pop_kboard (void);
extern void temporarily_switch_to_single_kboard (struct frame *);
extern void record_asynch_buffer_change (void);
-extern SIGTYPE input_poll_signal (int);
+extern void input_poll_signal (int);
extern void start_polling (void);
extern void stop_polling (void);
extern void set_poll_suppress_count (int);
extern void clear_input_pending (void);
extern int requeued_events_pending_p (void);
extern void bind_polling_period (int);
+extern int make_ctrl_char (int);
extern void stuff_buffered_input (Lisp_Object);
extern void clear_waiting_for_input (void);
extern void swallow_events (int);
-extern int help_char_p (Lisp_Object);
-extern void quit_throw_to_read_char (void) NO_RETURN;
extern int lucid_event_type_list_p (Lisp_Object);
extern void kbd_buffer_store_event (struct input_event *);
extern void kbd_buffer_store_event_hold (struct input_event *,
extern void kbd_buffer_unget_event (struct input_event *);
extern void poll_for_input_1 (void);
extern void show_help_echo (Lisp_Object, Lisp_Object, Lisp_Object,
- Lisp_Object, int);
+ Lisp_Object);
extern void gen_help_event (Lisp_Object, Lisp_Object, Lisp_Object,
Lisp_Object, EMACS_INT);
extern void kbd_buffer_store_help_event (Lisp_Object, Lisp_Object);
extern int tty_read_avail_input (struct terminal *, int,
struct input_event *);
-extern EMACS_TIME timer_check (int);
+extern EMACS_TIME timer_check (void);
+extern void mark_kboards (void);
+#ifdef WINDOWSNT
+extern const char *const lispy_function_keys[];
+#endif