/* Keyboard and mouse input; editor command loop.
- Copyright (C) 1985,86,87,88,89,93,94,95,96,97,99, 2000, 2001
+ Copyright (C) 1985,86,87,88,89,93,94,95,96,97,99,2000,01,02,03
Free Software Foundation, Inc.
This file is part of GNU Emacs.
#include <config.h>
#include <signal.h>
#include <stdio.h>
+#include "lisp.h"
+#include "systty.h" /* This must be included befor termchar.h. */
#include "termchar.h"
#include "termopts.h"
-#include "lisp.h"
#include "termhooks.h"
#include "macros.h"
#include "keyboard.h"
#endif /* not MSDOS */
#include "syssignal.h"
-#include "systty.h"
#include <sys/types.h>
#ifdef HAVE_UNISTD_H
#include "w32term.h"
#endif /* HAVE_NTGUI */
-#ifdef macintosh
+#ifdef MAC_OS
#include "macterm.h"
#endif
int interrupt_input_pending;
-/* File descriptor to use for input. */
-extern int input_fd;
-
#ifdef HAVE_WINDOW_SYSTEM
/* Make all keyboard buffers much bigger when using X windows. */
-#ifdef macintosh
-/* But not too big (local data > 32K error) if on macintosh. */
+#ifdef MAC_OS8
+/* But not too big (local data > 32K error) if on Mac OS Classic. */
#define KBD_BUFFER_SIZE 512
#else
#define KBD_BUFFER_SIZE 4096
Lisp_Object this_command_keys;
int this_command_key_count;
+/* 1 after calling Freset_this_command_lengths.
+ Usually it is 0. */
+int this_command_key_count_reset;
+
/* This vector is used as a buffer to record the events that were actually read
by read_key_sequence. */
Lisp_Object raw_keybuf;
before this command was read. */
static int before_command_key_count;
static int before_command_echo_length;
-/* Values of before_command_key_count and before_command_echo_length
- saved by reset-this-command-lengths. */
-static int before_command_key_count_1;
-static int before_command_echo_length_1;
-/* Flag set by reset-this-command-lengths,
- saying to reset the lengths when add_command_key is called. */
-static int before_command_restore_flag;
extern int minbuf_level;
/* Form to evaluate (if non-nil) when Emacs is started. */
Lisp_Object Vtop_level;
-/* User-supplied string to translate input characters through. */
+/* User-supplied table to translate input characters. */
Lisp_Object Vkeyboard_translate_table;
/* Keymap mapping ASCII function key sequences onto their preferred forms. */
/* Nonzero if input is available. */
int input_pending;
-/* 1 if should obey 0200 bit in input chars as "Meta", 2 if should
- keep 0200 bit in input chars. 0 to ignore the 0200 bit. */
-
-int meta_key;
-
/* Non-zero means force key bindings update in parse_menu_item. */
int update_menu_bindings;
queue. That way, they'll be dequeued as dead frames or windows,
but still valid Lisp objects.
- If kbd_buffer[i].kind != no_event, then
+ If kbd_buffer[i].kind != NO_EVENT, then
AREF (kbd_buffer_gcpro, 2 * i) == kbd_buffer[i].frame_or_window.
AREF (kbd_buffer_gcpro, 2 * i + 1) == kbd_buffer[i].arg. */
Lisp_Object Qfunction_key;
Lisp_Object Qmouse_click;
#ifdef WINDOWSNT
-Lisp_Object Qmouse_wheel;
Lisp_Object Qlanguage_change;
#endif
Lisp_Object Qdrag_n_drop;
Lisp_Object Qvertical_line;
Lisp_Object Qvertical_scroll_bar;
Lisp_Object Qmenu_bar;
+extern Lisp_Object Qleft_margin, Qright_margin;
+extern Lisp_Object Qleft_fringe, Qright_fringe;
+extern Lisp_Object QCmap;
Lisp_Object recursive_edit_unwind (), command_loop ();
Lisp_Object Fthis_command_keys ();
Lisp_Object Qextended_command_history;
EMACS_TIME timer_check ();
-extern Lisp_Object Vhistory_length;
+extern Lisp_Object Vhistory_length, Vtranslation_table_for_input;
extern char *x_get_keysym_name ();
static void record_menu_key ();
+static int echo_length ();
Lisp_Object Qpolling_period;
/* If we support a window system, turn on the code to poll periodically
to detect C-g. It isn't actually used when doing interrupt input. */
-#ifdef HAVE_WINDOW_SYSTEM
+#if defined(HAVE_WINDOW_SYSTEM) && !defined(USE_ASYNC_EVENTS)
#define POLL_FOR_INPUT
#endif
static EMACS_TIME timer_idleness_start_time;
+/* After Emacs stops being idle, this saves the last value
+ of timer_idleness_start_time from when it was idle. */
+
+static EMACS_TIME timer_last_idleness_start_time;
+
\f
/* Global variable declarations. */
static int read_avail_input P_ ((int));
static void get_input_pending P_ ((int *, int));
+static void get_filtered_input_pending P_ ((int *, int, int));
static int readable_events P_ ((int));
+static int readable_filtered_events P_ ((int, int));
static Lisp_Object read_char_x_menu_prompt P_ ((int, Lisp_Object *,
Lisp_Object, int *));
static Lisp_Object read_char_x_menu_prompt ();
static Lisp_Object apply_modifiers P_ ((int, Lisp_Object));
static void clear_event P_ ((struct input_event *));
static void any_kboard_state P_ ((void));
+static SIGTYPE interrupt_signal P_ ((int signalnum));
/* Nonzero means don't try to suspend even if the operating system seems
to support it. */
Lisp_Object echo_string;
echo_string = current_kboard->echo_string;
-
+
/* If someone has passed us a composite event, use its head symbol. */
c = EVENT_HEAD (c);
}
else if (SYMBOLP (c))
{
- struct Lisp_String *name = XSYMBOL (c)->name;
- int nbytes = STRING_BYTES (name);
-
+ Lisp_Object name = SYMBOL_NAME (c);
+ int nbytes = SBYTES (name);
+
if (size - (ptr - buffer) < nbytes)
{
int offset = ptr - buffer;
ptr = buffer + offset;
}
- ptr += copy_text (name->data, ptr, nbytes,
- name->size_byte >= 0, 1);
+ ptr += copy_text (SDATA (name), ptr, nbytes,
+ STRING_MULTIBYTE (name), 1);
}
if ((NILP (echo_string) || SCHARS (echo_string) == 0)
{
const char *text = " (Type ? for further options)";
int len = strlen (text);
-
+
if (size - (ptr - buffer) < len)
{
int offset = ptr - buffer;
/* Replace a dash from echo_dash with a space, otherwise
add a space at the end as a separator between keys. */
if (STRINGP (echo_string)
- && SCHARS (echo_string) > 0)
+ && SCHARS (echo_string) > 1)
{
- Lisp_Object last_char, idx;
+ Lisp_Object last_char, prev_char, idx;
+
+ idx = make_number (SCHARS (echo_string) - 2);
+ prev_char = Faref (echo_string, idx);
idx = make_number (SCHARS (echo_string) - 1);
last_char = Faref (echo_string, idx);
- if (XINT (last_char) == '-')
+ /* We test PREV_CHAR to make sure this isn't the echoing
+ of a minus-sign. */
+ if (XINT (last_char) == '-' && XINT (prev_char) != ' ')
Faset (echo_string, idx, make_number (' '));
else
echo_string = concat2 (echo_string, build_string (" "));
if (!current_kboard->immediate_echo
&& SCHARS (current_kboard->echo_string) == 0)
return;
-
+
/* Do nothing if we just printed a prompt. */
if (current_kboard->echo_after_prompt
== SCHARS (current_kboard->echo_string))
return;
-
+
/* Put a dash at the end of the buffer temporarily,
but make it go away when the next character is added. */
current_kboard->echo_string = concat2 (current_kboard->echo_string,
for (i = 0; i < this_command_key_count; i++)
{
Lisp_Object c;
+
+ /* Set before_command_echo_length to the value that would
+ have been saved before the start of this subcommand in
+ command_loop_1, if we had already been echoing then. */
+ if (i == this_single_command_key_start)
+ before_command_echo_length = echo_length ();
+
c = XVECTOR (this_command_keys)->contents[i];
if (! (EVENT_HAS_PARAMETERS (c)
&& EQ (EVENT_HEAD_KIND (EVENT_HEAD (c)), Qmouse_movement)))
echo_char (c);
}
+
+ /* Set before_command_echo_length to the value that would
+ have been saved before the start of this subcommand in
+ command_loop_1, if we had already been echoing then. */
+ if (this_command_key_count == this_single_command_key_start)
+ before_command_echo_length = echo_length ();
+
+ /* Put a dash at the end to invite the user to type more. */
echo_dash ();
}
echoing = 1;
message3_nolog (current_kboard->echo_string,
SBYTES (current_kboard->echo_string),
- SMBP (current_kboard->echo_string));
+ STRING_MULTIBYTE (current_kboard->echo_string));
echoing = 0;
/* Record in what buffer we echoed, and from which kboard. */
add_command_key (key)
Lisp_Object key;
{
+#if 0 /* Not needed after we made Freset_this_command_lengths
+ do the job immediately. */
/* If reset-this-command-length was called recently, obey it now.
See the doc string of that function for an explanation of why. */
if (before_command_restore_flag)
echo_truncate (before_command_echo_length_1);
before_command_restore_flag = 0;
}
+#endif
if (this_command_key_count >= ASIZE (this_command_keys))
this_command_keys = larger_vector (this_command_keys,
Lisp_Object
recursive_edit_1 ()
{
- int count = specpdl_ptr - specpdl;
+ int count = SPECPDL_INDEX ();
Lisp_Object val;
if (command_loop_level > 0)
This function is called by the editor initialization to begin editing. */)
()
{
- int count = specpdl_ptr - specpdl;
+ int count = SPECPDL_INDEX ();
Lisp_Object buffer;
command_loop_level++;
{
if (BUFFERP (XCAR (info)))
Fset_buffer (XCAR (info));
-
+
if (NILP (XCDR (info)))
any_kboard_state ();
else
single_kboard_state ();
-
+
command_loop_level--;
update_mode_lines = 1;
return Qnil;
Lisp_Object old_level, old_length;
char macroerror[50];
+#ifdef HAVE_X_WINDOWS
+ if (display_hourglass_p)
+ cancel_hourglass ();
+#endif
+
if (!NILP (executing_macro))
{
if (executing_macro_iterations == 1)
else
{
Fdiscard_input ();
+ message_log_maybe_newline ();
bitch_at_user ();
stream = Qt;
}
- if (context != 0)
- write_string_1 (context, -1, stream);
+ /* The immediate context is not interesting for Quits,
+ since they are asyncronous. */
+ if (EQ (XCAR (data), Qquit))
+ Vsignaling_function = Qnil;
- print_error_message (data, stream);
+ print_error_message (data, stream, context, Vsignaling_function);
+
+ Vsignaling_function = Qnil;
/* If the window system or terminal frame hasn't been initialized
yet, or we're in -batch mode, this error should cause Emacs to exit. */
static int read_key_sequence P_ ((Lisp_Object *, int, Lisp_Object,
int, int, int));
void safe_run_hooks P_ ((Lisp_Object));
-static void adjust_point_for_property P_ ((int));
+static void adjust_point_for_property P_ ((int, int));
+
+/* Cancel hourglass from protect_unwind.
+ ARG is not used. */
+#ifdef HAVE_X_WINDOWS
+static Lisp_Object
+cancel_hourglass_unwind (arg)
+ Lisp_Object arg;
+{
+ cancel_hourglass ();
+}
+#endif
Lisp_Object
command_loop_1 ()
#ifdef MULTI_KBOARD
int was_locked = single_kboard;
#endif
+ int already_adjusted;
current_kboard->Vprefix_arg = Qnil;
current_kboard->Vlast_prefix_arg = Qnil;
nonundocount = 0;
this_command_key_count = 0;
+ this_command_key_count_reset = 0;
this_single_command_key_start = 0;
- /* Make sure this hook runs after commands that get errors and
- throw to top level. */
- /* Note that the value cell will never directly contain nil
- if the symbol is a local variable. */
- if (!NILP (Vpost_command_hook) && !NILP (Vrun_hooks))
- safe_run_hooks (Qpost_command_hook);
+ if (NILP (Vmemory_full))
+ {
+ /* Make sure this hook runs after commands that get errors and
+ throw to top level. */
+ /* Note that the value cell will never directly contain nil
+ if the symbol is a local variable. */
+ if (!NILP (Vpost_command_hook) && !NILP (Vrun_hooks))
+ safe_run_hooks (Qpost_command_hook);
- /* If displaying a message, resize the echo area window to fit
- that message's size exactly. */
- if (!NILP (echo_area_buffer[0]))
- resize_echo_area_exactly ();
+ /* If displaying a message, resize the echo area window to fit
+ that message's size exactly. */
+ if (!NILP (echo_area_buffer[0]))
+ resize_echo_area_exactly ();
- if (!NILP (Vdeferred_action_list))
- call0 (Vdeferred_action_function);
+ if (!NILP (Vdeferred_action_list))
+ call0 (Vdeferred_action_function);
- if (!NILP (Vpost_command_idle_hook) && !NILP (Vrun_hooks))
- {
- if (NILP (Vunread_command_events)
- && NILP (Vunread_input_method_events)
- && NILP (Vunread_post_input_method_events)
- && NILP (Vexecuting_macro)
- && !NILP (sit_for (0, post_command_idle_delay, 0, 1, 1)))
- safe_run_hooks (Qpost_command_idle_hook);
+ if (!NILP (Vpost_command_idle_hook) && !NILP (Vrun_hooks))
+ {
+ if (NILP (Vunread_command_events)
+ && NILP (Vunread_input_method_events)
+ && NILP (Vunread_post_input_method_events)
+ && NILP (Vexecuting_macro)
+ && !NILP (sit_for (0, post_command_idle_delay, 0, 1, 1)))
+ safe_run_hooks (Qpost_command_idle_hook);
+ }
}
+ Vmemory_full = Qnil;
+
/* Do this after running Vpost_command_hook, for consistency. */
current_kboard->Vlast_command = Vthis_command;
current_kboard->Vreal_last_command = real_this_command;
{
/* Bind inhibit-quit to t so that C-g gets read in
rather than quitting back to the minibuffer. */
- int count = specpdl_ptr - specpdl;
+ int count = SPECPDL_INDEX ();
specbind (Qinhibit_quit, Qt);
Fsit_for (Vminibuffer_message_timeout, Qnil, Qnil);
{
cancel_echoing ();
this_command_key_count = 0;
+ this_command_key_count_reset = 0;
this_single_command_key_start = 0;
goto finalize;
}
if (SYMBOLP (cmd))
{
Lisp_Object cmd1;
- if (cmd1 = Fremap_command (cmd), !NILP (cmd1))
+ if (cmd1 = Fcommand_remapping (cmd), !NILP (cmd1))
cmd = cmd1;
}
if the symbol is a local variable. */
if (!NILP (Vpre_command_hook) && !NILP (Vrun_hooks))
safe_run_hooks (Qpre_command_hook);
-
+
+ already_adjusted = 0;
+
if (NILP (Vthis_command))
{
/* nil means key is undefined. */
= window_display_table (XWINDOW (selected_window));
lose = FETCH_CHAR (PT_BYTE);
SET_PT (PT + 1);
- if ((dp
- ? (VECTORP (DISP_CHAR_VECTOR (dp, lose))
- ? XVECTOR (DISP_CHAR_VECTOR (dp, lose))->size == 1
- : (NILP (DISP_CHAR_VECTOR (dp, lose))
- && (lose >= 0x20 && lose < 0x7f)))
- : (lose >= 0x20 && lose < 0x7f))
+ if (! NILP (Vpost_command_hook))
+ /* Put this before calling adjust_point_for_property
+ so it will only get called once in any case. */
+ goto directly_done;
+ if (current_buffer == prev_buffer
+ && last_point_position != PT
+ && NILP (Vdisable_point_adjustment)
+ && NILP (Vglobal_disable_point_adjustment))
+ adjust_point_for_property (last_point_position, 0);
+ already_adjusted = 1;
+ if (PT == last_point_position + 1
+ && (dp
+ ? (VECTORP (DISP_CHAR_VECTOR (dp, lose))
+ ? XVECTOR (DISP_CHAR_VECTOR (dp, lose))->size == 1
+ : (NILP (DISP_CHAR_VECTOR (dp, lose))
+ && (lose >= 0x20 && lose < 0x7f)))
+ : (lose >= 0x20 && lose < 0x7f))
/* To extract the case of continuation on
wide-column characters. */
&& (WIDTH_BY_CHAR_HEAD (FETCH_BYTE (PT_BYTE)) == 1)
= window_display_table (XWINDOW (selected_window));
SET_PT (PT - 1);
lose = FETCH_CHAR (PT_BYTE);
- if ((dp
- ? (VECTORP (DISP_CHAR_VECTOR (dp, lose))
- ? XVECTOR (DISP_CHAR_VECTOR (dp, lose))->size == 1
- : (NILP (DISP_CHAR_VECTOR (dp, lose))
- && (lose >= 0x20 && lose < 0x7f)))
- : (lose >= 0x20 && lose < 0x7f))
+ if (! NILP (Vpost_command_hook))
+ goto directly_done;
+ if (current_buffer == prev_buffer
+ && last_point_position != PT
+ && NILP (Vdisable_point_adjustment)
+ && NILP (Vglobal_disable_point_adjustment))
+ adjust_point_for_property (last_point_position, 0);
+ already_adjusted = 1;
+ if (PT == last_point_position - 1
+ && (dp
+ ? (VECTORP (DISP_CHAR_VECTOR (dp, lose))
+ ? XVECTOR (DISP_CHAR_VECTOR (dp, lose))->size == 1
+ : (NILP (DISP_CHAR_VECTOR (dp, lose))
+ && (lose >= 0x20 && lose < 0x7f)))
+ : (lose >= 0x20 && lose < 0x7f))
&& (XFASTINT (XWINDOW (selected_window)->last_modified)
>= MODIFF)
&& (XFASTINT (XWINDOW (selected_window)->last_overlay_modified)
goto directly_done;
}
else if (EQ (Vthis_command, Qself_insert_command)
- /* Try this optimization only on ascii keystrokes. */
- && INTEGERP (last_command_char))
+ /* Try this optimization only on char keystrokes. */
+ && NATNUMP (last_command_char)
+ && CHAR_VALID_P (XFASTINT (last_command_char), 0))
{
- unsigned int c = XINT (last_command_char);
+ unsigned int c
+ = translate_char (Vtranslation_table_for_input,
+ XFASTINT (last_command_char), 0, 0, 0);
int value;
if (NILP (Vexecuting_macro)
&& !EQ (minibuf_window, selected_window))
}
nonundocount++;
}
-
+
lose = ((XFASTINT (XWINDOW (selected_window)->last_modified)
< MODIFF)
|| (XFASTINT (XWINDOW (selected_window)->last_overlay_modified)
|| detect_input_pending ()
|| !NILP (XWINDOW (selected_window)->column_number_displayed)
|| !NILP (Vexecuting_macro));
-
+
value = internal_self_insert (c, 0);
if (value == 2)
nonundocount = 0;
+ if (! NILP (Vpost_command_hook))
+ /* Put this before calling adjust_point_for_property
+ so it will only get called once in any case. */
+ goto directly_done;
+
/* VALUE == 1 when AFTER-CHANGE functions are
installed which is the case most of the time
because FONT-LOCK installs one. */
/* Here for a command that isn't executed directly */
+ {
#ifdef HAVE_X_WINDOWS
- if (display_hourglass_p)
- start_hourglass ();
+ int scount = SPECPDL_INDEX ();
+
+ if (display_hourglass_p
+ && NILP (Vexecuting_macro))
+ {
+ record_unwind_protect (cancel_hourglass_unwind, Qnil);
+ start_hourglass ();
+ }
#endif
- nonundocount = 0;
- if (NILP (current_kboard->Vprefix_arg))
- Fundo_boundary ();
- Fcommand_execute (Vthis_command, Qnil, Qnil, Qnil);
+ nonundocount = 0;
+ if (NILP (current_kboard->Vprefix_arg))
+ Fundo_boundary ();
+ Fcommand_execute (Vthis_command, Qnil, Qnil, Qnil);
#ifdef HAVE_X_WINDOWS
/* Do not check display_hourglass_p here, because
Fcommand_execute could change it, but we should cancel
- hourglass cursor anyway. */
- cancel_hourglass ();
+ hourglass cursor anyway.
+ But don't cancel the hourglass within a macro
+ just because a command in the macro finishes. */
+ if (NILP (Vexecuting_macro))
+ unbind_to (scount, Qnil);
#endif
+ }
}
directly_done: ;
current_kboard->Vlast_prefix_arg = Vcurrent_prefix_arg;
current_kboard->Vreal_last_command = real_this_command;
cancel_echoing ();
this_command_key_count = 0;
+ this_command_key_count_reset = 0;
this_single_command_key_start = 0;
}
{
if (!NILP (Vdeactivate_mark) && !NILP (Vtransient_mark_mode))
{
- current_buffer->mark_active = Qnil;
- call1 (Vrun_hooks, intern ("deactivate-mark-hook"));
+ /* We could also call `deactivate'mark'. */
+ if (EQ (Vtransient_mark_mode, Qlambda))
+ Vtransient_mark_mode = Qnil;
+ else
+ {
+ current_buffer->mark_active = Qnil;
+ call1 (Vrun_hooks, intern ("deactivate-mark-hook"));
+ }
}
else if (current_buffer != prev_buffer || MODIFF != prev_modiff)
call1 (Vrun_hooks, intern ("activate-mark-hook"));
if (current_buffer == prev_buffer
&& last_point_position != PT
&& NILP (Vdisable_point_adjustment)
- && NILP (Vglobal_disable_point_adjustment))
- adjust_point_for_property (last_point_position);
+ && NILP (Vglobal_disable_point_adjustment)
+ && !already_adjusted)
+ adjust_point_for_property (last_point_position, MODIFF != prev_modiff);
/* Install chars successfully executed in kbd macro. */
/* Adjust point to a boundary of a region that has such a property
that should be treated intangible. For the moment, we check
- `composition' and `display' property. LAST_PT is the last position
- of point. */
+ `composition', `display' and `invisible' properties.
+ LAST_PT is the last position of point. */
+
+extern Lisp_Object Qafter_string, Qbefore_string;
+extern Lisp_Object get_pos_property P_ ((Lisp_Object, Lisp_Object, Lisp_Object));
static void
-adjust_point_for_property (last_pt)
+adjust_point_for_property (last_pt, modified)
int last_pt;
+ int modified;
{
- int start, end;
- Lisp_Object val;
- int check_composition = 1, check_display = 1;
+ int beg, end;
+ Lisp_Object val, overlay, tmp;
+ int check_composition = 1, check_display = 1, check_invisible = 1;
+ int orig_pt = PT;
- while (check_composition || check_display)
+ /* FIXME: cycling is probably not necessary because these properties
+ can't be usefully combined anyway. */
+ while (check_composition || check_display || check_invisible)
{
if (check_composition
&& PT > BEGV && PT < ZV
- && get_property_and_range (PT, Qcomposition, &val, &start, &end, Qnil)
- && COMPOSITION_VALID_P (start, end, val)
- && start < PT && end > PT
- && (last_pt <= start || last_pt >= end))
+ && get_property_and_range (PT, Qcomposition, &val, &beg, &end, Qnil)
+ && COMPOSITION_VALID_P (beg, end, val)
+ && beg < PT /* && end > PT <- It's always the case. */
+ && (last_pt <= beg || last_pt >= end))
{
- if (PT < last_pt)
- SET_PT (start);
- else
- SET_PT (end);
- check_display = 1;
+ xassert (end > PT);
+ SET_PT (PT < last_pt ? beg : end);
+ check_display = check_invisible = 1;
}
check_composition = 0;
if (check_display
&& PT > BEGV && PT < ZV
- && get_property_and_range (PT, Qdisplay, &val, &start, &end, Qnil)
+ && !NILP (val = get_char_property_and_overlay
+ (make_number (PT), Qdisplay, Qnil, &overlay))
&& display_prop_intangible_p (val)
- && start < PT && end > PT
- && (last_pt <= start || last_pt >= end))
+ && (!OVERLAYP (overlay)
+ ? get_property_and_range (PT, Qdisplay, &val, &beg, &end, Qnil)
+ : (beg = OVERLAY_POSITION (OVERLAY_START (overlay)),
+ end = OVERLAY_POSITION (OVERLAY_END (overlay))))
+ && beg < PT) /* && end > PT <- It's always the case. */
{
- if (PT < last_pt)
- SET_PT (start);
- else
- SET_PT (end);
- check_composition = 1;
+ xassert (end > PT);
+ SET_PT (PT < last_pt ? beg : end);
+ check_composition = check_invisible = 1;
}
check_display = 0;
+ if (check_invisible && PT > BEGV && PT < ZV)
+ {
+ int inv, ellipsis = 0;
+ beg = end = PT;
+
+ /* Find boundaries `beg' and `end' of the invisible area, if any. */
+ while (end < ZV
+ && !NILP (val = get_char_property_and_overlay
+ (make_number (end), Qinvisible, Qnil, &overlay))
+ && (inv = TEXT_PROP_MEANS_INVISIBLE (val)))
+ {
+ ellipsis = ellipsis || inv > 1
+ || (OVERLAYP (overlay)
+ && (!NILP (Foverlay_get (overlay, Qafter_string))
+ || !NILP (Foverlay_get (overlay, Qbefore_string))));
+ tmp = Fnext_single_char_property_change
+ (make_number (end), Qinvisible, Qnil, Qnil);
+ end = NATNUMP (tmp) ? XFASTINT (tmp) : ZV;
+ }
+ while (beg > BEGV
+ && !NILP (val = get_char_property_and_overlay
+ (make_number (beg - 1), Qinvisible, Qnil, &overlay))
+ && (inv = TEXT_PROP_MEANS_INVISIBLE (val)))
+ {
+ ellipsis = ellipsis || inv > 1
+ || (OVERLAYP (overlay)
+ && (!NILP (Foverlay_get (overlay, Qafter_string))
+ || !NILP (Foverlay_get (overlay, Qbefore_string))));
+ tmp = Fprevious_single_char_property_change
+ (make_number (beg), Qinvisible, Qnil, Qnil);
+ beg = NATNUMP (tmp) ? XFASTINT (tmp) : BEGV;
+ }
+
+ /* Move away from the inside area. */
+ if (beg < PT && end > PT)
+ {
+ SET_PT ((orig_pt == PT && (last_pt < beg || last_pt > end))
+ /* We haven't moved yet (so we don't need to fear
+ infinite-looping) and we were outside the range
+ before (so either end of the range still corresponds
+ to a move in the right direction): pretend we moved
+ less than we actually did, so that we still have
+ more freedom below in choosing which end of the range
+ to go to. */
+ ? (orig_pt = -1, PT < last_pt ? end : beg)
+ /* We either have moved already or the last point
+ was already in the range: we don't get to choose
+ which end of the range we have to go to. */
+ : (PT < last_pt ? beg : end));
+ check_composition = check_display = 1;
+ }
+ xassert (PT == beg || PT == end);
+ /* Pretend the area doesn't exist if the buffer is not
+ modified. */
+ if (!modified && !ellipsis && beg < end)
+ {
+ if (last_pt == beg && PT == end && end < ZV)
+ (check_composition = check_display = 1, SET_PT (end + 1));
+ else if (last_pt == end && PT == beg && beg > BEGV)
+ (check_composition = check_display = 1, SET_PT (beg - 1));
+ else if (PT == ((PT < last_pt) ? beg : end))
+ /* We've already moved as far as we can. Trying to go
+ to the other end would mean moving backwards and thus
+ could lead to an infinite loop. */
+ ;
+ else if (val = get_pos_property (make_number (PT),
+ Qinvisible, Qnil),
+ TEXT_PROP_MEANS_INVISIBLE (val)
+ && (val = get_pos_property
+ (make_number (PT == beg ? end : beg),
+ Qinvisible, Qnil),
+ !TEXT_PROP_MEANS_INVISIBLE (val)))
+ (check_composition = check_display = 1,
+ SET_PT (PT == beg ? end : beg));
+ }
+ }
+ check_invisible = 0;
}
}
safe_run_hooks_error (data)
Lisp_Object data;
{
+ Lisp_Object args[3];
+ args[0] = build_string ("Error in %s: %s");
+ args[1] = Vinhibit_quit;
+ args[2] = data;
+ Fmessage (3, args);
return Fset (Vinhibit_quit, Qnil);
}
safe_run_hooks (hook)
Lisp_Object hook;
{
- int count = specpdl_ptr - specpdl;
+ int count = SPECPDL_INDEX ();
specbind (Qinhibit_quit, hook);
internal_condition_case (safe_run_hooks_1, Qt, safe_run_hooks_error);
/* Turn alarm handling on unconditionally. It might have
been turned off in process.c. */
turn_on_atimers (1);
-
+
/* If poll timer doesn't exist, are we need one with
a different interval, start a new one. */
if (poll_timer == NULL
if (poll_timer)
cancel_atimer (poll_timer);
-
+
EMACS_SET_SECS_USECS (interval, polling_period, 0);
poll_timer = start_atimer (ATIMER_CONTINUOUS, interval,
poll_for_input, NULL);
}
else
help = safe_eval (help);
-
+
if (!STRINGP (help))
return;
}
{
if (STRINGP (help))
{
- int count = BINDING_STACK_SIZE ();
+ int count = SPECPDL_INDEX ();
if (!help_echo_showing_p)
Vpre_help_message = current_message ();
-
+
specbind (Qmessage_truncate_lines, Qt);
- message3_nolog (help, STRING_BYTES (XSTRING (help)),
+ message3_nolog (help, SBYTES (help),
STRING_MULTIBYTE (help));
unbind_to (count, Qnil);
}
else if (STRINGP (Vpre_help_message))
{
message3_nolog (Vpre_help_message,
- STRING_BYTES (XSTRING (Vpre_help_message)),
+ SBYTES (Vpre_help_message),
STRING_MULTIBYTE (Vpre_help_message));
Vpre_help_message = Qnil;
}
else
message (0);
}
-
+
help_echo_showing_p = STRINGP (help);
}
}
static jmp_buf wrong_kboard_jmpbuf;
#endif
+#define STOP_POLLING \
+do { if (! polling_stopped_here) stop_polling (); \
+ polling_stopped_here = 1; } while (0)
+
+#define RESUME_POLLING \
+do { if (polling_stopped_here) start_polling (); \
+ polling_stopped_here = 0; } while (0)
+
/* read a character from the keyboard; call the redisplay if needed */
/* commandflag 0 means do not do auto-saving, but do do redisplay.
-1 means do not do redisplay, but do do autosaving.
volatile int reread;
struct gcpro gcpro1, gcpro2;
EMACS_TIME last_idle_start;
+ int polling_stopped_here = 0;
also_record = Qnil;
+#if 0 /* This was commented out as part of fixing echo for C-u left. */
before_command_key_count = this_command_key_count;
before_command_echo_length = echo_length ();
+#endif
c = Qnil;
previous_echo_area_message = Qnil;
&& EQ (XCDR (c), Qdisabled)
&& (SYMBOLP (XCAR (c)) || INTEGERP (XCAR (c))))
c = XCAR (c);
-
+
/* If the queued event is something that used the mouse,
set used_mouse_menu accordingly. */
if (used_mouse_menu
&& (EQ (c, Qtool_bar) || EQ (c, Qmenu_bar)))
*used_mouse_menu = 1;
-
+
reread = 1;
goto reread_for_input_method;
}
goto reread_for_input_method;
}
- /* If there is no function key translated before
- reset-this-command-lengths takes effect, forget about it. */
- before_command_restore_flag = 0;
+ this_command_key_count_reset = 0;
if (!NILP (Vexecuting_macro))
{
|| executing_macro_index >= XFASTINT (Flength (Vexecuting_macro)))
{
XSETINT (c, -1);
- RETURN_UNGCPRO (c);
+ goto exit;
}
c = Faref (Vexecuting_macro, make_number (executing_macro_index));
}
/* Message turns off echoing unless more keystrokes turn it on again.
-
+
The code in 20.x for the condition was
1. echo_area_glyphs && *echo_area_glyphs
3. && ok_to_echo_at_next_pause != echo_area_glyphs
(1) means there's a current message displayed
-
+
(2) means it's not the message from echoing from the current
kboard.
-
+
(3) There's only one place in 20.x where ok_to_echo_at_next_pause
is set to a non-null value. This is done in read_char and it is
set to echo_area_glyphs after a call to echo_char. That means
must be either null, or the current message isn't from echoing at
all, or it's from echoing from a different kboard than the
current one. */
-
+
if (/* There currently is something in the echo area. */
!NILP (echo_area_buffer[0])
&& (/* And it's either not from echoing. */
cancel_echoing ();
else
echo_dash ();
-
+
/* Try reading a character via menu prompting in the minibuf.
Try this before the sit-for, because the sit-for
would do the wrong thing if we are supposed to do
/* If in middle of key sequence and minibuffer not active,
start echoing if enough time elapses. */
- if (minibuf_level == 0
+ if (minibuf_level == 0
&& !current_kboard->immediate_echo
&& this_command_key_count > 0
&& ! noninteractive
|| (!echo_kboard && ok_to_echo_at_next_pause)))
{
Lisp_Object tem0;
-
+
/* After a mouse event, start echoing right away.
This is because we are probably about to display a menu,
and we don't want to delay before doing so. */
/* Now that we have read an event, Emacs is not idle. */
timer_stop_idle ();
- RETURN_UNGCPRO (c);
+ goto exit;
}
/* Maybe autosave and/or garbage collect due to idleness. */
wrong_kboard:
- stop_polling ();
+ STOP_POLLING;
/* Finally, we read from the main queue,
and if that gives us something we can't use yet, we put it on the
should the next event read be a help-echo. */
last_idle_start = timer_idleness_start_time;
timer_stop_idle ();
- start_polling ();
+ RESUME_POLLING;
if (NILP (c))
{
so don't show them to the user.
Also, don't record a key if we already did. */
if (BUFFERP (c) || key_already_recorded)
- RETURN_UNGCPRO (c);
+ goto exit;
/* Process special events within read_char
and loop around to read another event. */
if (CONSP (c) && EQ (XCAR (c), Qselect_window))
/* We stopped being idle for this event; undo that. This
prevents automatic window selection (under
- autoselect_window_p from acting as a real input event, for
+ mouse_autoselect_window from acting as a real input event, for
example banishing the mouse under mouse-avoidance-mode. */
timer_idleness_start_time = last_idle_start;
{
/* If kbd_buffer_get_event gave us an EOF, return that. */
if (XINT (c) == -1)
- RETURN_UNGCPRO (c);
+ goto exit;
if ((STRINGP (Vkeyboard_translate_table)
- && XSTRING (Vkeyboard_translate_table)->size > (unsigned) XFASTINT (c))
+ && SCHARS (Vkeyboard_translate_table) > (unsigned) XFASTINT (c))
|| (VECTORP (Vkeyboard_translate_table)
&& XVECTOR (Vkeyboard_translate_table)->size > (unsigned) XFASTINT (c))
|| (CHAR_TABLE_P (Vkeyboard_translate_table)
- && CHAR_TABLE_ORDINARY_SLOTS > (unsigned) XFASTINT (c)))
+ && CHAR_VALID_P (XINT (c), 0)))
{
Lisp_Object d;
d = Faref (Vkeyboard_translate_table, c);
&& (unsigned) XINT (c) != 127
&& (unsigned) XINT (c) < 256)
{
- Lisp_Object keys;
- int key_count;
+ Lisp_Object keys;
+ int key_count, key_count_reset;
struct gcpro gcpro1;
- int count = specpdl_ptr - specpdl;
+ int count = SPECPDL_INDEX ();
/* Save the echo status. */
int saved_immediate_echo = current_kboard->immediate_echo;
struct kboard *saved_ok_to_echo = ok_to_echo_at_next_pause;
int saved_echo_after_prompt = current_kboard->echo_after_prompt;
+#if 0
if (before_command_restore_flag)
{
this_command_key_count = before_command_key_count_1;
echo_truncate (before_command_echo_length_1);
before_command_restore_flag = 0;
}
+#endif
/* Save the this_command_keys status. */
key_count = this_command_key_count;
+ key_count_reset = this_command_key_count_reset;
if (key_count > 0)
keys = Fcopy_sequence (this_command_keys);
/* Clear out this_command_keys. */
this_command_key_count = 0;
+ this_command_key_count_reset = 0;
/* Now wipe the echo area. */
if (!NILP (echo_area_buffer[0]))
/* Restore the saved echoing state
and this_command_keys state. */
this_command_key_count = key_count;
+ this_command_key_count_reset = key_count_reset;
if (key_count > 0)
this_command_keys = keys;
timer_idleness_start_time = last_idle_start;
goto retry;
}
-
- if (this_command_key_count == 0 || ! reread)
+
+ if (! reread || this_command_key_count == 0
+ || this_command_key_count_reset)
{
- before_command_key_count = this_command_key_count;
- before_command_echo_length = echo_length ();
/* Don't echo mouse motion events. */
if ((FLOATP (Vecho_keystrokes) || INTEGERP (Vecho_keystrokes))
if (!NILP (Vhelp_form) && help_char_p (c))
{
Lisp_Object tem0;
- count = specpdl_ptr - specpdl;
+ count = SPECPDL_INDEX ();
record_unwind_protect (Fset_window_configuration,
Fcurrent_window_configuration (Qnil));
}
}
+ exit:
+ RESUME_POLLING;
RETURN_UNGCPRO (c);
}
record_char (c);
+#if 0
before_command_key_count = this_command_key_count;
before_command_echo_length = echo_length ();
+#endif
/* Don't echo mouse motion events. */
if ((FLOATP (Vecho_keystrokes) || INTEGERP (Vecho_keystrokes))
Lisp_Object ev1, ev2, ev3;
int ix1, ix2, ix3;
-
+
if ((ix1 = recent_keys_index - 1) < 0)
ix1 = NUM_RECENT_KEYS - 1;
ev1 = AREF (recent_keys, ix1);
-
+
if ((ix2 = ix1 - 1) < 0)
ix2 = NUM_RECENT_KEYS - 1;
ev2 = AREF (recent_keys, ix2);
-
+
if ((ix3 = ix2 - 1) < 0)
ix3 = NUM_RECENT_KEYS - 1;
ev3 = AREF (recent_keys, ix3);
-
+
if (EQ (XCAR (c), Qhelp_echo))
{
/* Don't record `help-echo' in recent_keys unless it shows some help
}
num_nonmacro_input_events++;
-
+
/* Write c to the dribble file. If c is a lispy event, write
the event's symbol to the dribble file, in <brackets>. Bleaugh.
If you, dear reader, have a better idea, you've got the source. :-) */
if (SYMBOLP (dribblee))
{
putc ('<', dribble);
- fwrite (XSYMBOL (dribblee)->name->data, sizeof (char),
- STRING_BYTES (XSYMBOL (dribblee)->name),
+ fwrite (SDATA (SYMBOL_NAME (dribblee)), sizeof (char),
+ SBYTES (SYMBOL_NAME (dribblee)),
dribble);
putc ('>', dribble);
}
(args)
Lisp_Object args;
{
- int count = specpdl_ptr - specpdl;
+ int count = SPECPDL_INDEX ();
Lisp_Object val;
record_unwind_protect (tracking_off, do_mouse_tracking);
/* Return true iff there are any events in the queue that read-char
would return. If this returns false, a read-char would block. */
static int
-readable_events (do_timers_now)
+readable_filtered_events (do_timers_now, filter_events)
int do_timers_now;
+ int filter_events;
{
if (do_timers_now)
timer_check (do_timers_now);
+ /* If the buffer contains only FOCUS_IN_EVENT events,
+ and FILTER_EVENTS is nonzero, report it as empty. */
if (kbd_fetch_ptr != kbd_store_ptr)
- return 1;
+ {
+ int have_live_event = 1;
+
+ if (filter_events)
+ {
+ struct input_event *event;
+
+ event = ((kbd_fetch_ptr < kbd_buffer + KBD_BUFFER_SIZE)
+ ? kbd_fetch_ptr
+ : kbd_buffer);
+
+ while (have_live_event && event->kind == FOCUS_IN_EVENT)
+ {
+ event++;
+ if (event == kbd_buffer + KBD_BUFFER_SIZE)
+ event = kbd_buffer;
+ if (event == kbd_store_ptr)
+ have_live_event = 0;
+ }
+ }
+ if (have_live_event) return 1;
+ }
+
#ifdef HAVE_MOUSE
if (!NILP (do_mouse_tracking) && some_mouse_moved ())
return 1;
return 0;
}
+/* Return true iff there are any events in the queue that read-char
+ would return. If this returns false, a read-char would block. */
+static int
+readable_events (do_timers_now)
+ int do_timers_now;
+{
+ return readable_filtered_events (do_timers_now, 0);
+}
+
/* Set this for debugging, to have a way to get out */
int stop_character;
kbd_buffer_store_event (event)
register struct input_event *event;
{
- if (event->kind == no_event)
+ if (event->kind == NO_EVENT)
abort ();
- if (event->kind == ascii_keystroke)
+ if (event->kind == ASCII_KEYSTROKE_EVENT)
{
register int c = event->code & 0377;
if (c == quit_char)
{
- static SIGTYPE interrupt_signal (int);
#ifdef MULTI_KBOARD
KBOARD *kb;
struct input_event *sp;
if (event_to_kboard (sp) == kb)
{
- sp->kind = no_event;
+ sp->kind = NO_EVENT;
sp->frame_or_window = Qnil;
sp->arg = Qnil;
}
return;
}
}
- /* Don't insert two buffer_switch_event's in a row.
+ /* Don't insert two BUFFER_SWITCH_EVENT's in a row.
Just ignore the second one. */
- else if (event->kind == buffer_switch_event
+ else if (event->kind == BUFFER_SWITCH_EVENT
&& kbd_fetch_ptr != kbd_store_ptr
- && kbd_store_ptr->kind == buffer_switch_event)
+ && kbd_store_ptr->kind == BUFFER_SWITCH_EVENT)
return;
if (kbd_store_ptr - kbd_buffer == KBD_BUFFER_SIZE)
if (kbd_fetch_ptr - 1 != kbd_store_ptr)
{
int idx;
-
-#if 0 /* The selection_request_event case looks bogus, and it's error
+
+#if 0 /* The SELECTION_REQUEST_EVENT case looks bogus, and it's error
prone to assign individual members for other events, in case
the input_event structure is changed. --2000-07-13, gerd. */
struct input_event *sp = kbd_store_ptr;
sp->kind = event->kind;
- if (event->kind == selection_request_event)
+ if (event->kind == SELECTION_REQUEST_EVENT)
{
/* We must not use the ordinary copying code for this case,
since `part' is an enum and copying it might not copy enough
Lisp_Object help, frame, object, window;
int pos;
{
- int nevents_stored = 0;
-
- if (size >= 2)
+ if (size >= 1)
{
bufp->kind = HELP_EVENT;
bufp->frame_or_window = frame;
bufp->arg = object;
- bufp->x = make_number (pos);
- bufp->code = 0;
-
- ++bufp;
- bufp->kind = HELP_EVENT;
- bufp->frame_or_window = WINDOWP (window) ? window : frame;
- bufp->arg = help;
- bufp->code = 1;
- nevents_stored = 2;
+ bufp->x = WINDOWP (window) ? window : frame;
+ bufp->y = help;
+ bufp->code = pos;
+ return 1;
}
-
- return nevents_stored;
+ return 0;
}
event.kind = HELP_EVENT;
event.frame_or_window = frame;
event.arg = Qnil;
- event.x = make_number (0);
+ event.x = Qnil;
+ event.y = help;
event.code = 0;
kbd_buffer_store_event (&event);
-
- event.kind = HELP_EVENT;
- event.frame_or_window = frame;
- event.arg = help;
- event.x = make_number (0);
- event.code = 1;
- kbd_buffer_store_event (&event);
}
\f
/* Discard any mouse events in the event buffer by setting them to
- no_event. */
+ NO_EVENT. */
void
discard_mouse_events ()
{
if (sp == kbd_buffer + KBD_BUFFER_SIZE)
sp = kbd_buffer;
- if (sp->kind == mouse_click
+ if (sp->kind == MOUSE_CLICK_EVENT
+ || sp->kind == WHEEL_EVENT
#ifdef WINDOWSNT
- || sp->kind == w32_scroll_bar_click
+ || sp->kind == W32_SCROLL_BAR_CLICK_EVENT
#endif
- || sp->kind == scroll_bar_click)
+ || sp->kind == SCROLL_BAR_CLICK_EVENT)
{
- sp->kind = no_event;
+ sp->kind = NO_EVENT;
}
}
}
/* Return non-zero if there are any real events waiting in the event
- buffer, not counting `no_event's.
+ buffer, not counting `NO_EVENT's.
- If DISCARD is non-zero, discard no_event events at the front of
+ If DISCARD is non-zero, discard NO_EVENT events at the front of
the input queue, possibly leaving the input queue empty if there
are no real input events. */
int discard;
{
struct input_event *sp;
-
+
for (sp = kbd_fetch_ptr;
- sp != kbd_store_ptr && sp->kind == no_event;
+ sp != kbd_store_ptr && sp->kind == NO_EVENT;
++sp)
{
if (sp == kbd_buffer + KBD_BUFFER_SIZE)
if (discard)
kbd_fetch_ptr = sp;
- return sp != kbd_store_ptr && sp->kind != no_event;
+ return sp != kbd_store_ptr && sp->kind != NO_EVENT;
}
\f
int idx = 2 * (event - kbd_buffer);
ASET (kbd_buffer_gcpro, idx, Qnil);
ASET (kbd_buffer_gcpro, idx + 1, Qnil);
- event->kind = no_event;
+ event->kind = NO_EVENT;
}
/* These two kinds of events get special handling
and don't actually appear to the command loop.
We return nil for them. */
- if (event->kind == selection_request_event)
+ if (event->kind == SELECTION_REQUEST_EVENT)
{
#ifdef HAVE_X11
struct input_event copy;
#endif
}
- else if (event->kind == selection_clear_event)
+ else if (event->kind == SELECTION_CLEAR_EVENT)
{
#ifdef HAVE_X11
struct input_event copy;
abort ();
#endif
}
-#if defined (HAVE_X11) || defined (HAVE_NTGUI) || defined (macintosh)
- else if (event->kind == delete_window_event)
+#if defined (HAVE_X11) || defined (HAVE_NTGUI) || defined (MAC_OS)
+ else if (event->kind == DELETE_WINDOW_EVENT)
{
/* Make an event (delete-frame (FRAME)). */
obj = Fcons (event->frame_or_window, Qnil);
}
#endif
#if defined (HAVE_X11) || defined (HAVE_NTGUI)
- else if (event->kind == iconify_event)
+ else if (event->kind == ICONIFY_EVENT)
{
/* Make an event (iconify-frame (FRAME)). */
obj = Fcons (event->frame_or_window, Qnil);
obj = Fcons (Qiconify_frame, Fcons (obj, Qnil));
kbd_fetch_ptr = event + 1;
}
- else if (event->kind == deiconify_event)
+ else if (event->kind == DEICONIFY_EVENT)
{
/* Make an event (make-frame-visible (FRAME)). */
obj = Fcons (event->frame_or_window, Qnil);
kbd_fetch_ptr = event + 1;
}
#endif
- else if (event->kind == buffer_switch_event)
+ else if (event->kind == BUFFER_SWITCH_EVENT)
{
/* The value doesn't matter here; only the type is tested. */
XSETBUFFER (obj, current_buffer);
kbd_fetch_ptr = event + 1;
}
-#if defined (USE_X_TOOLKIT) || defined (HAVE_NTGUI) || defined (macintosh)
- else if (event->kind == menu_bar_activate_event)
+#if defined (USE_X_TOOLKIT) || defined (HAVE_NTGUI) || defined (MAC_OS) \
+ || defined (USE_GTK)
+ else if (event->kind == MENU_BAR_ACTIVATE_EVENT)
{
kbd_fetch_ptr = event + 1;
input_pending = readable_events (0);
}
#endif
#ifdef WINDOWSNT
- else if (event->kind == language_change_event)
+ else if (event->kind == LANGUAGE_CHANGE_EVENT)
{
/* Make an event (language-change (FRAME CHARSET LCID)). */
obj = Fcons (event->modifiers, Qnil);
kbd_fetch_ptr = event + 1;
}
#endif
- else if (event->kind == save_session_event)
+ else if (event->kind == SAVE_SESSION_EVENT)
{
obj = Fcons (Qsave_session, Qnil);
kbd_fetch_ptr = event + 1;
(They shouldn't otherwise be found in the buffer,
but on some machines it appears they do show up
even without MULTI_KBOARD.) */
- /* On Windows NT/9X, no_event is used to delete extraneous
+ /* On Windows NT/9X, NO_EVENT is used to delete extraneous
mouse events during a popup-menu call. */
- else if (event->kind == no_event)
+ else if (event->kind == NO_EVENT)
kbd_fetch_ptr = event + 1;
else if (event->kind == HELP_EVENT)
{
- /* There are always two HELP_EVENTs in the input queue. */
Lisp_Object object, position, help, frame, window;
- xassert (event->code == 0);
frame = event->frame_or_window;
object = event->arg;
- position = event->x;
+ position = make_number (event->code);
+ window = event->x;
+ help = event->y;
clear_event (event);
kbd_fetch_ptr = event + 1;
- event = ((kbd_fetch_ptr < kbd_buffer + KBD_BUFFER_SIZE)
- ? kbd_fetch_ptr
- : kbd_buffer);
- xassert (event->code == 1);
- help = event->arg;
- window = event->frame_or_window;
if (!WINDOWP (window))
window = Qnil;
obj = Fcons (Qhelp_echo,
list5 (frame, help, window, object, position));
- clear_event (event);
- kbd_fetch_ptr = event + 1;
}
else if (event->kind == FOCUS_IN_EVENT)
{
&& !EQ (frame, selected_frame))
obj = make_lispy_switch_frame (frame);
internal_last_event_frame = frame;
- kbd_fetch_ptr = event + 1;
- }
- else if (event->kind == SELECT_WINDOW_EVENT)
- {
- /* Make an event (select-window (WINDOW)). */
- obj = Fcons (event->frame_or_window, Qnil);
- obj = Fcons (Qselect_window, Fcons (obj, Qnil));
-
kbd_fetch_ptr = event + 1;
}
else
if (NILP (obj))
{
obj = make_lispy_event (event);
-
-#if defined (USE_X_TOOLKIT) || defined (HAVE_NTGUI)
+
+#if defined (USE_X_TOOLKIT) || defined (HAVE_NTGUI) || defined(MAC_OS) \
+ || defined (USE_GTK)
/* If this was a menu selection, then set the flag to inhibit
writing to last_nonmenu_event. Don't do this if the event
we're returning is (menu-bar), though; that indicates the
/* These two kinds of events get special handling
and don't actually appear to the command loop. */
- if (event->kind == selection_request_event)
+ if (event->kind == SELECTION_REQUEST_EVENT)
{
#ifdef HAVE_X11
struct input_event copy;
#endif
}
- else if (event->kind == selection_clear_event)
+ else if (event->kind == SELECTION_CLEAR_EVENT)
{
#ifdef HAVE_X11
struct input_event copy;
EMACS_GET_TIME (timer_idleness_start_time);
+ timer_last_idleness_start_time = timer_idleness_start_time;
+
/* Mark all idle-time timers as once again candidates for running. */
for (timers = Vtimer_idle_list; CONSP (timers); timers = XCDR (timers))
{
difference = idle_timer_difference;
}
vector = XVECTOR (chosen_timer)->contents;
-
+
/* If timer is ripe, run it if it hasn't been run. */
if (EMACS_TIME_NEG_P (difference)
|| (EMACS_SECS (difference) == 0
if (NILP (vector[0]))
{
int was_locked = single_kboard;
- int count = BINDING_STACK_SIZE ();
+ int count = SPECPDL_INDEX ();
Lisp_Object old_deactivate_mark = Vdeactivate_mark;
/* Mark the timer as triggered to prevent problems if the lisp
vector[0] = Qt;
specbind (Qinhibit_quit, Qt);
-
+
call1 (Qtimer_event_handler, chosen_timer);
Vdeactivate_mark = old_deactivate_mark;
timers_run++;
static Lisp_Object accent_key_syms;
static Lisp_Object func_key_syms;
static Lisp_Object mouse_syms;
-#ifdef WINDOWSNT
-static Lisp_Object mouse_wheel_syms;
-#endif
+static Lisp_Object wheel_syms;
static Lisp_Object drag_n_drop_syms;
/* This is a list of keysym codes for special "accent" characters.
#else
0,
#endif
+#ifdef XK_dead_abovering
+ XK_dead_abovering,
+#else
+ 0,
+#endif
+#ifdef XK_dead_iota
+ XK_dead_iota,
+#else
+ 0,
+#endif
+#ifdef XK_dead_belowdot
+ XK_dead_belowdot,
+#else
+ 0,
+#endif
+#ifdef XK_dead_voiced_sound
+ XK_dead_voiced_sound,
+#else
+ 0,
+#endif
+#ifdef XK_dead_semivoiced_sound
+ XK_dead_semivoiced_sound,
+#else
+ 0,
+#endif
+#ifdef XK_dead_hook
+ XK_dead_hook,
+#else
+ 0,
+#endif
+#ifdef XK_dead_horn
+ XK_dead_horn,
+#else
+ 0,
+#endif
};
/* This is a list of Lisp names for special "accent" characters.
"dead-caron",
"dead-doubleacute",
"dead-abovedot",
+ "dead-abovering",
+ "dead-iota",
+ "dead-belowdot",
+ "dead-voiced-sound",
+ "dead-semivoiced-sound",
+ "dead-hook",
+ "dead-horn",
};
#ifdef HAVE_NTGUI
char *lispy_function_keys[] =
{
0, /* 0 */
-
+
0, /* VK_LBUTTON 0x01 */
0, /* VK_RBUTTON 0x02 */
"cancel", /* VK_CANCEL 0x03 */
0, /* VK_MBUTTON 0x04 */
-
+
0, 0, 0, /* 0x05 .. 0x07 */
-
+
"backspace", /* VK_BACK 0x08 */
"tab", /* VK_TAB 0x09 */
-
+
0, 0, /* 0x0A .. 0x0B */
-
+
"clear", /* VK_CLEAR 0x0C */
"return", /* VK_RETURN 0x0D */
-
+
0, 0, /* 0x0E .. 0x0F */
-
+
0, /* VK_SHIFT 0x10 */
0, /* VK_CONTROL 0x11 */
0, /* VK_MENU 0x12 */
"pause", /* VK_PAUSE 0x13 */
"capslock", /* VK_CAPITAL 0x14 */
-
+
0, 0, 0, 0, 0, 0, /* 0x15 .. 0x1A */
-
+
"escape", /* VK_ESCAPE 0x1B */
-
+
0, 0, 0, 0, /* 0x1C .. 0x1F */
-
+
0, /* VK_SPACE 0x20 */
"prior", /* VK_PRIOR 0x21 */
"next", /* VK_NEXT 0x22 */
"insert", /* VK_INSERT 0x2D */
"delete", /* VK_DELETE 0x2E */
"help", /* VK_HELP 0x2F */
-
+
/* VK_0 thru VK_9 are the same as ASCII '0' thru '9' (0x30 - 0x39) */
-
+
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-
+
0, 0, 0, 0, 0, 0, 0, /* 0x3A .. 0x40 */
-
+
/* VK_A thru VK_Z are the same as ASCII 'A' thru 'Z' (0x41 - 0x5A) */
-
- 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0,
+
+ 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
-
+
"lwindow", /* VK_LWIN 0x5B */
"rwindow", /* VK_RWIN 0x5C */
"apps", /* VK_APPS 0x5D */
-
+
0, 0, /* 0x5E .. 0x5F */
-
+
"kp-0", /* VK_NUMPAD0 0x60 */
"kp-1", /* VK_NUMPAD1 0x61 */
"kp-2", /* VK_NUMPAD2 0x62 */
"f22", /* VK_F22 0x85 */
"f23", /* VK_F23 0x86 */
"f24", /* VK_F24 0x87 */
-
+
0, 0, 0, 0, /* 0x88 .. 0x8B */
0, 0, 0, 0, /* 0x8C .. 0x8F */
-
+
"kp-numlock", /* VK_NUMLOCK 0x90 */
"scroll", /* VK_SCROLL 0x91 */
-
+
"kp-space", /* VK_NUMPAD_CLEAR 0x92 */
"kp-enter", /* VK_NUMPAD_ENTER 0x93 */
"kp-prior", /* VK_NUMPAD_PRIOR 0x94 */
* No other API or message will distinguish left and right keys this way.
*/
/* 0xA0 .. 0xEF */
-
+
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-
+
/* 0xF0 .. 0xF5 */
-
+
0, 0, 0, 0, 0, 0,
-
+
"attn", /* VK_ATTN 0xF6 */
"crsel", /* VK_CRSEL 0xF7 */
"exsel", /* VK_EXSEL 0xF8 */
#else /* not HAVE_NTGUI */
+/* This should be dealt with in XTread_socket now, and that doesn't
+ depend on the client system having the Kana syms defined. See also
+ the XK_kana_A case below. */
+#if 0
#ifdef XK_kana_A
static char *lispy_kana_keys[] =
{
0,0,0,0,0,0,0,0,0,0,0,0,0,0,"overline",0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0x480 .. 0x48f */
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0x490 .. 0x49f */
- 0, "kana-fullstop", "kana-openingbracket", "kana-closingbracket",
+ 0, "kana-fullstop", "kana-openingbracket", "kana-closingbracket",
"kana-comma", "kana-conjunctive", "kana-WO", "kana-a",
"kana-i", "kana-u", "kana-e", "kana-o",
"kana-ya", "kana-yu", "kana-yo", "kana-tsu",
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0x4f0 .. 0x4ff */
};
#endif /* XK_kana_A */
+#endif /* 0 */
#define FUNCTION_KEY_OFFSET 0xff00
0, 0, 0, 0, 0, 0, 0, 0, /* 0xfe10 */
0, 0, 0, 0, 0, 0, 0, 0, /* 0xfe18 */
"iso-lefttab", /* 0xfe20 */
- "iso-move-line-up", "iso-move-line-down",
- "iso-partial-line-up", "iso-partial-line-down",
- "iso-partial-space-left", "iso-partial-space-right",
+ "iso-move-line-up", "iso-move-line-down",
+ "iso-partial-line-up", "iso-partial-line-down",
+ "iso-partial-space-left", "iso-partial-space-right",
"iso-set-margin-left", "iso-set-margin-right", /* 0xffe27, 28 */
"iso-release-margin-left", "iso-release-margin-right",
"iso-release-both-margins",
Lisp_Object Vlispy_mouse_stem;
-#ifdef WINDOWSNT
-/* mouse-wheel events are generated by the wheel on devices such as
- the MS Intellimouse. The wheel sits in between the left and right
- mouse buttons, and is typically used to scroll or zoom the window
- underneath the pointer. mouse-wheel events specify the object on
- which they operate, and a delta corresponding to the amount and
- direction that the wheel is rotated. Clicking the mouse-wheel
- generates a mouse-2 event. */
-static char *lispy_mouse_wheel_names[] =
-{
- "mouse-wheel"
+static char *lispy_wheel_names[] =
+{
+ "wheel-up", "wheel-down"
};
-#endif /* WINDOWSNT */
-
/* drag-n-drop events are generated when a set of selected files are
dragged from another application and dropped onto an Emacs window. */
static char *lispy_drag_n_drop_names[] =
int double_click_count;
-/* Given a struct input_event, build the lisp event which represents
- it. If EVENT is 0, build a mouse movement event from the mouse
- movement buffer, which should have a movement event in it.
-
- Note that events must be passed to this function in the order they
- are received; this function stores the location of button presses
- in order to build drag events when the button is released. */
+/* Return position of a mouse click or wheel event */
static Lisp_Object
-make_lispy_event (event)
- struct input_event *event;
+make_lispy_position (f, x, y, time)
+ struct frame *f;
+ Lisp_Object *x, *y;
+ unsigned long time;
{
- int i;
+ Lisp_Object window;
+ enum window_part part;
+ Lisp_Object posn = Qnil;
+ Lisp_Object extra_info = Qnil;
+ int wx, wy;
- switch (SWITCH_ENUM_CAST (event->kind))
+ /* Set `window' to the window under frame pixel coordinates (x,y) */
+ if (f)
+ window = window_from_coordinates (f, XINT (*x), XINT (*y),
+ &part, &wx, &wy, 0);
+ else
+ window = Qnil;
+
+ if (WINDOWP (window))
{
- /* A simple keystroke. */
- case ascii_keystroke:
- {
- Lisp_Object lispy_c;
- int c = event->code & 0377;
- /* Turn ASCII characters into control characters
- when proper. */
+ /* It's a click in window window at frame coordinates (x,y) */
+ struct window *w = XWINDOW (window);
+ Lisp_Object object = Qnil;
+ int textpos = -1, rx = -1, ry = -1;
+ int dx = -1, dy = -1;
+
+ /* Set event coordinates to window-relative coordinates
+ for constructing the Lisp event below. */
+ XSETINT (*x, wx);
+ XSETINT (*y, wy);
+
+ if (part == ON_MODE_LINE || part == ON_HEADER_LINE)
+ {
+ /* Mode line or header line. Look for a string under
+ the mouse that may have a `local-map' property. */
+ Lisp_Object string;
+ int charpos;
+
+ posn = part == ON_MODE_LINE ? Qmode_line : Qheader_line;
+ rx = wx, ry = wy;
+ string = mode_line_string (w, &rx, &ry, &dx, &dy, part, &charpos);
+ if (STRINGP (string))
+ object = Fcons (string, make_number (charpos));
+ if (w == XWINDOW (selected_window))
+ textpos = PT;
+ else
+ textpos = XMARKER (w->pointm)->charpos;
+ }
+ else if (part == ON_VERTICAL_BORDER)
+ {
+ posn = Qvertical_line;
+ wx = -1;
+ dx = 0;
+ }
+ else if (part == ON_LEFT_MARGIN || part == ON_RIGHT_MARGIN)
+ {
+ Lisp_Object string;
+ int charpos;
+
+ posn = (part == ON_LEFT_MARGIN) ? Qleft_margin : Qright_margin;
+ rx = wx, ry = wy;
+ string = marginal_area_string (w, &rx, &ry, &dx, &dy, part, &charpos);
+ if (STRINGP (string))
+ object = Fcons (string, make_number (charpos));
+#ifdef HAVE_WINDOW_SYSTEM
+ else if (IMAGEP (string))
+ {
+ Lisp_Object image_map, hotspot;
+ object = string;
+ if ((image_map = Fplist_get (XCDR (object), QCmap),
+ !NILP (image_map))
+ && (hotspot = find_hot_spot (image_map, dx, dy),
+ CONSP (hotspot))
+ && (hotspot = XCDR (hotspot), CONSP (hotspot)))
+ posn = XCAR (hotspot);
+ }
+#endif
+ }
+ else if (part == ON_LEFT_FRINGE || part == ON_RIGHT_FRINGE)
+ {
+ posn = (part == ON_LEFT_FRINGE) ? Qleft_fringe : Qright_fringe;
+ rx = 0;
+ dx = wx;
+ if (part == ON_RIGHT_FRINGE)
+ dx -= (window_box_width (w, LEFT_MARGIN_AREA)
+ + window_box_width (w, TEXT_AREA)
+ + (WINDOW_HAS_FRINGES_OUTSIDE_MARGINS (w)
+ ? window_box_width (w, RIGHT_MARGIN_AREA)
+ : 0));
+ else if (!WINDOW_HAS_FRINGES_OUTSIDE_MARGINS (w))
+ dx -= window_box_width (w, LEFT_MARGIN_AREA);
+ }
+
+ if (textpos < 0)
+ {
+ Lisp_Object string;
+ struct display_pos p;
+ int dx2, dy2;
+ wx = max (WINDOW_LEFT_MARGIN_WIDTH (w), wx);
+ buffer_posn_from_coords (w, &wx, &wy, &dx2, &dy2, &string, &p);
+ textpos = CHARPOS (p.pos);
+ if (rx < 0) rx = wx;
+ if (ry < 0) ry = wy;
+ if (dx < 0) dx = dx2;
+ if (dy < 0) dy = dy2;
+
+ if (NILP (posn))
+ {
+ posn = make_number (textpos);
+ if (STRINGP (string))
+ object = Fcons (string,
+ make_number (CHARPOS (p.string_pos)));
+#ifdef HAVE_WINDOW_SYSTEM
+ else if (IMAGEP (string))
+ {
+ Lisp_Object image_map, hotspot;
+ object = string;
+ if ((image_map = Fplist_get (XCDR (object), QCmap),
+ !NILP (image_map))
+ && (hotspot = find_hot_spot (image_map, dx, dy),
+ CONSP (hotspot))
+ && (hotspot = XCDR (hotspot), CONSP (hotspot)))
+ posn = XCAR (hotspot);
+ }
+#endif
+ }
+ }
+
+ extra_info = Fcons (object,
+ Fcons (make_number (textpos),
+ Fcons (Fcons (make_number (rx),
+ make_number (ry)),
+ Fcons (Fcons (make_number (dx),
+ make_number (dy)),
+ Qnil))));
+ }
+ else if (f != 0)
+ {
+ XSETFRAME (window, f);
+ }
+ else
+ {
+ window = Qnil;
+ XSETFASTINT (*x, 0);
+ XSETFASTINT (*y, 0);
+ }
+
+ return Fcons (window,
+ Fcons (posn,
+ Fcons (Fcons (*x, *y),
+ Fcons (make_number (time),
+ extra_info))));
+}
+
+/* Given a struct input_event, build the lisp event which represents
+ it. If EVENT is 0, build a mouse movement event from the mouse
+ movement buffer, which should have a movement event in it.
+
+ Note that events must be passed to this function in the order they
+ are received; this function stores the location of button presses
+ in order to build drag events when the button is released. */
+
+static Lisp_Object
+make_lispy_event (event)
+ struct input_event *event;
+{
+ int i;
+
+ switch (SWITCH_ENUM_CAST (event->kind))
+ {
+ /* A simple keystroke. */
+ case ASCII_KEYSTROKE_EVENT:
+ {
+ Lisp_Object lispy_c;
+ int c = event->code & 0377;
+ /* Turn ASCII characters into control characters
+ when proper. */
if (event->modifiers & ctrl_modifier)
c = make_ctrl_char (c);
return lispy_c;
}
- case multibyte_char_keystroke:
+ case MULTIBYTE_CHAR_KEYSTROKE_EVENT:
{
Lisp_Object lispy_c;
+ int c = event->code;
- XSETFASTINT (lispy_c, event->code);
+ /* Add in the other modifier bits. We took care of ctrl_modifier
+ just above, and the shift key was taken care of by the X code,
+ and applied to control characters by make_ctrl_char. */
+ c |= (event->modifiers
+ & (meta_modifier | alt_modifier
+ | hyper_modifier | super_modifier | ctrl_modifier));
+ /* What about the `shift' modifier ? */
+ button_down_time = 0;
+ XSETFASTINT (lispy_c, c);
return lispy_c;
}
/* A function key. The symbol may need to have modifier prefixes
tacked onto it. */
- case non_ascii_keystroke:
+ case NON_ASCII_KEYSTROKE_EVENT:
button_down_time = 0;
for (i = 0; i < sizeof (lispy_accent_codes) / sizeof (int); i++)
(sizeof (lispy_accent_keys)
/ sizeof (lispy_accent_keys[0])));
- /* Handle system-specific keysyms. */
- if (event->code & (1 << 28))
- {
- /* We need to use an alist rather than a vector as the cache
- since we can't make a vector long enuf. */
- if (NILP (current_kboard->system_key_syms))
- current_kboard->system_key_syms = Fcons (Qnil, Qnil);
- return modify_event_symbol (event->code,
- event->modifiers,
- Qfunction_key,
- current_kboard->Vsystem_key_alist,
- 0, ¤t_kboard->system_key_syms,
- (unsigned) -1);
- }
-
+#if 0
#ifdef XK_kana_A
if (event->code >= 0x400 && event->code < 0x500)
return modify_event_symbol (event->code - 0x400,
(sizeof (lispy_kana_keys)
/ sizeof (lispy_kana_keys[0])));
#endif /* XK_kana_A */
+#endif /* 0 */
#ifdef ISO_FUNCTION_KEY_OFFSET
if (event->code < FUNCTION_KEY_OFFSET
iso_lispy_function_keys, &func_key_syms,
(sizeof (iso_lispy_function_keys)
/ sizeof (iso_lispy_function_keys[0])));
- else
#endif
-#ifdef HAVE_X_WINDOWS
- if (event->code - FUNCTION_KEY_OFFSET < 0
+ /* Handle system-specific or unknown keysyms. */
+ if (event->code & (1 << 28)
+ || event->code - FUNCTION_KEY_OFFSET < 0
|| (event->code - FUNCTION_KEY_OFFSET
- >= sizeof lispy_function_keys / sizeof *lispy_function_keys))
+ >= sizeof lispy_function_keys / sizeof *lispy_function_keys)
+ || !lispy_function_keys[event->code - FUNCTION_KEY_OFFSET])
{
- /* EVENT->code is an unknown keysym, for example someone
- assigned `ccaron' to a key in a locale where
- XmbLookupString doesn't return a translation for it. */
- char *name;
- Lisp_Object symbol;
-
- BLOCK_INPUT;
- /* This returns a pointer to a static area. Don't free it. */
- name = XKeysymToString (event->code);
- symbol = name ? intern (name) : Qnil;
- UNBLOCK_INPUT;
-
- if (!NILP (symbol))
- return apply_modifiers (event->modifiers, symbol);
+ /* We need to use an alist rather than a vector as the cache
+ since we can't make a vector long enuf. */
+ if (NILP (current_kboard->system_key_syms))
+ current_kboard->system_key_syms = Fcons (Qnil, Qnil);
+ return modify_event_symbol (event->code,
+ event->modifiers,
+ Qfunction_key,
+ current_kboard->Vsystem_key_alist,
+ 0, ¤t_kboard->system_key_syms,
+ (unsigned) -1);
}
-#endif /* HAVE_X_WINDOWS */
return modify_event_symbol (event->code - FUNCTION_KEY_OFFSET,
event->modifiers,
#ifdef HAVE_MOUSE
/* A mouse click. Figure out where it is, decide whether it's
a press, click or drag, and build the appropriate structure. */
- case mouse_click:
+ case MOUSE_CLICK_EVENT:
#ifndef USE_TOOLKIT_SCROLL_BARS
- case scroll_bar_click:
+ case SCROLL_BAR_CLICK_EVENT:
#endif
{
int button = event->code;
Lisp_Object position;
Lisp_Object *start_pos_ptr;
Lisp_Object start_pos;
- Lisp_Object window;
position = Qnil;
/* Build the position as appropriate for this mouse click. */
- if (event->kind == mouse_click)
+ if (event->kind == MOUSE_CLICK_EVENT)
{
- int part;
struct frame *f = XFRAME (event->frame_or_window);
- Lisp_Object posn;
- Lisp_Object string_info = Qnil;
+#if ! defined (USE_X_TOOLKIT) && ! defined (USE_GTK)
int row, column;
+#endif
/* Ignore mouse events that were made on frame that
have been deleted. */
if (! FRAME_LIVE_P (f))
return Qnil;
+#if ! defined (USE_X_TOOLKIT) && ! defined (USE_GTK)
/* EVENT->x and EVENT->y are frame-relative pixel
coordinates at this place. Under old redisplay, COLUMN
and ROW are set to frame relative glyph coordinates
pixel_to_glyph_coords (f, XINT (event->x), XINT (event->y),
&column, &row, NULL, 1);
-#ifndef USE_X_TOOLKIT
/* In the non-toolkit version, clicks on the menu bar
are ordinary button events in the event buffer.
Distinguish them, and invoke the menu.
if (NILP (string))
break;
if (column >= XINT (pos)
- && column < XINT (pos) + XSTRING (string)->size)
+ && column < XINT (pos) + SCHARS (string))
{
item = AREF (items, i);
break;
return Fcons (item, Fcons (position, Qnil));
}
-#endif /* not USE_X_TOOLKIT */
-
- /* Set `window' to the window under frame pixel coordinates
- event->x/event->y. */
- window = window_from_coordinates (f, XINT (event->x),
- XINT (event->y), &part, 0);
-
- if (!WINDOWP (window))
- {
- window = event->frame_or_window;
- posn = Qnil;
- }
- else
- {
- /* It's a click in window window at frame coordinates
- event->x/ event->y. */
- struct window *w = XWINDOW (window);
-
- /* Get window relative coordinates. Original code
- `rounded' this to glyph boundaries. */
- int wx = FRAME_TO_WINDOW_PIXEL_X (w, XINT (event->x));
- int wy = FRAME_TO_WINDOW_PIXEL_Y (w, XINT (event->y));
-
- /* Set event coordinates to window-relative coordinates
- for constructing the Lisp event below. */
- XSETINT (event->x, wx);
- XSETINT (event->y, wy);
+#endif /* not USE_X_TOOLKIT && not USE_GTK */
- if (part == 1 || part == 3)
- {
- /* Mode line or header line. Look for a string under
- the mouse that may have a `local-map' property. */
- Lisp_Object string;
- int charpos;
-
- posn = part == 1 ? Qmode_line : Qheader_line;
- string = mode_line_string (w, wx, wy, part == 1, &charpos);
- if (STRINGP (string))
- string_info = Fcons (string, make_number (charpos));
- }
- else if (part == 2)
- posn = Qvertical_line;
- else
- {
- Lisp_Object object;
- struct display_pos p;
- buffer_posn_from_coords (w, &wx, &wy, &object, &p);
- posn = make_number (CHARPOS (p.pos));
- if (STRINGP (object))
- string_info
- = Fcons (object,
- make_number (CHARPOS (p.string_pos)));
- }
- }
-
- position
- = Fcons (window,
- Fcons (posn,
- Fcons (Fcons (event->x, event->y),
- Fcons (make_number (event->timestamp),
- (NILP (string_info)
- ? Qnil
- : Fcons (string_info, Qnil))))));
+ position = make_lispy_position (f, &event->x, &event->y,
+ event->timestamp);
}
#ifndef USE_TOOLKIT_SCROLL_BARS
else
{
/* It's a scrollbar click. */
+ Lisp_Object window;
Lisp_Object portion_whole;
Lisp_Object part;
button + 1, Qnil);
mouse_syms = larger_vector (mouse_syms, button + 1, Qnil);
}
-
+
start_pos_ptr = &AREF (button_down_location, button);
start_pos = *start_pos_ptr;
*start_pos_ptr = Qnil;
&& ((int)(event->timestamp - button_down_time)
< XINT (Vdouble_click_time)))));
}
-
+
last_mouse_button = button;
last_mouse_x = XINT (event->x);
last_mouse_y = XINT (event->y);
button_down_time = 0;
event->modifiers |= drag_modifier;
}
-
+
/* Don't check is_double; treat this as multiple
if the down-event was multiple. */
if (double_click_count > 1)
}
}
-#if USE_TOOLKIT_SCROLL_BARS
+ case WHEEL_EVENT:
+ {
+ Lisp_Object position;
+ Lisp_Object head;
+
+ /* Build the position as appropriate for this mouse click. */
+ struct frame *f = XFRAME (event->frame_or_window);
+
+ /* Ignore wheel events that were made on frame that have been
+ deleted. */
+ if (! FRAME_LIVE_P (f))
+ return Qnil;
+
+ position = make_lispy_position (f, &event->x, &event->y,
+ event->timestamp);
+
+ /* Set double or triple modifiers to indicate the wheel speed. */
+ {
+ /* On window-system frames, use the value of
+ double-click-fuzz as is. On other frames, interpret it
+ as a multiple of 1/8 characters. */
+ struct frame *f;
+ int fuzz;
+ int is_double;
+
+ if (WINDOWP (event->frame_or_window))
+ f = XFRAME (XWINDOW (event->frame_or_window)->frame);
+ else if (FRAMEP (event->frame_or_window))
+ f = XFRAME (event->frame_or_window);
+ else
+ abort ();
+
+ if (FRAME_WINDOW_P (f))
+ fuzz = double_click_fuzz;
+ else
+ fuzz = double_click_fuzz / 8;
+
+ is_double = (last_mouse_button < 0
+ && (abs (XINT (event->x) - last_mouse_x) <= fuzz)
+ && (abs (XINT (event->y) - last_mouse_y) <= fuzz)
+ && button_down_time != 0
+ && (EQ (Vdouble_click_time, Qt)
+ || (INTEGERP (Vdouble_click_time)
+ && ((int)(event->timestamp - button_down_time)
+ < XINT (Vdouble_click_time)))));
+ if (is_double)
+ {
+ double_click_count++;
+ event->modifiers |= ((double_click_count > 2)
+ ? triple_modifier
+ : double_modifier);
+ }
+ else
+ {
+ double_click_count = 1;
+ event->modifiers |= click_modifier;
+ }
+
+ button_down_time = event->timestamp;
+ /* Use a negative value to distinguish wheel from mouse button. */
+ last_mouse_button = -1;
+ last_mouse_x = XINT (event->x);
+ last_mouse_y = XINT (event->y);
+ }
+
+ {
+ int symbol_num;
+
+ if (event->modifiers & up_modifier)
+ {
+ /* Emit a wheel-up event. */
+ event->modifiers &= ~up_modifier;
+ symbol_num = 0;
+ }
+ else if (event->modifiers & down_modifier)
+ {
+ /* Emit a wheel-down event. */
+ event->modifiers &= ~down_modifier;
+ symbol_num = 1;
+ }
+ else
+ /* Every wheel event should either have the down_modifier or
+ the up_modifier set. */
+ abort ();
+
+ /* Get the symbol we should use for the wheel event. */
+ head = modify_event_symbol (symbol_num,
+ event->modifiers,
+ Qmouse_click,
+ Qnil,
+ lispy_wheel_names,
+ &wheel_syms,
+ ASIZE (wheel_syms));
+ }
+
+ if (event->modifiers & (double_modifier | triple_modifier))
+ return Fcons (head,
+ Fcons (position,
+ Fcons (make_number (double_click_count),
+ Qnil)));
+ else
+ return Fcons (head,
+ Fcons (position,
+ Qnil));
+ }
+
+
+#ifdef USE_TOOLKIT_SCROLL_BARS
/* We don't have down and up events if using toolkit scroll bars,
so make this always a click event. Store in the `part' of
The incoming input_event contains in its `part' member an
index of type `enum scroll_bar_part' which we can use as an
index in scroll_bar_parts to get the appropriate symbol. */
-
- case scroll_bar_click:
+
+ case SCROLL_BAR_CLICK_EVENT:
{
Lisp_Object position, head, window, portion_whole, part;
/* Always treat scroll bar events as clicks. */
event->modifiers |= click_modifier;
+ event->modifiers &= ~up_modifier;
+
+ if (event->code >= ASIZE (mouse_syms))
+ mouse_syms = larger_vector (mouse_syms, event->code + 1, Qnil);
/* Get the symbol we should use for the mouse click. */
head = modify_event_symbol (event->code,
event->modifiers,
- Qmouse_click,
+ Qmouse_click,
Vlispy_mouse_stem,
NULL, &mouse_syms,
XVECTOR (mouse_syms)->size);
return Fcons (head, Fcons (position, Qnil));
}
-
+
#endif /* USE_TOOLKIT_SCROLL_BARS */
#ifdef WINDOWSNT
- case w32_scroll_bar_click:
+ case W32_SCROLL_BAR_CLICK_EVENT:
{
int button = event->code;
int is_double;
head = modify_event_symbol (button,
event->modifiers,
- Qmouse_click,
+ Qmouse_click,
Vlispy_mouse_stem,
NULL, &mouse_syms,
XVECTOR (mouse_syms)->size);
Qnil));
}
}
- case mouse_wheel:
- {
- int part;
- FRAME_PTR f = XFRAME (event->frame_or_window);
- Lisp_Object window;
- Lisp_Object posn;
- Lisp_Object head, position;
- int row, column;
-
- /* Ignore mouse events that were made on frame that
- have been deleted. */
- if (! FRAME_LIVE_P (f))
- return Qnil;
- pixel_to_glyph_coords (f, XINT (event->x), XINT (event->y),
- &column, &row, NULL, 1);
- window = window_from_coordinates (f, XINT (event->x),
- XINT (event->y), &part, 0);
-
- if (!WINDOWP (window))
- {
- window = event->frame_or_window;
- posn = Qnil;
- }
- else
- {
- int pixcolumn, pixrow;
- column -= XINT (XWINDOW (window)->left);
- row -= XINT (XWINDOW (window)->top);
- glyph_to_pixel_coords (XWINDOW(window), column, row,
- &pixcolumn, &pixrow);
- XSETINT (event->x, pixcolumn);
- XSETINT (event->y, pixrow);
-
- if (part == 1)
- posn = Qmode_line;
- else if (part == 2)
- posn = Qvertical_line;
- else if (part == 3)
- posn = Qheader_line;
- else
- {
- Lisp_Object object;
- struct display_pos p;
- buffer_posn_from_coords (XWINDOW (window), &column, &row,
- &object, &p);
- posn = make_number (CHARPOS (p.pos));
- }
- }
-
- {
- Lisp_Object head, position;
-
- position
- = Fcons (window,
- Fcons (posn,
- Fcons (Fcons (event->x, event->y),
- Fcons (make_number (event->timestamp),
- Qnil))));
-
- head = modify_event_symbol (0, event->modifiers,
- Qmouse_wheel, Qnil,
- lispy_mouse_wheel_names,
- &mouse_wheel_syms, 1);
- return Fcons (head,
- Fcons (position,
- Fcons (make_number (event->code),
- Qnil)));
- }
- }
#endif /* WINDOWSNT */
- case drag_n_drop:
+ case DRAG_N_DROP_EVENT:
{
- int part;
FRAME_PTR f;
- Lisp_Object window;
- Lisp_Object posn;
+ Lisp_Object head, position;
Lisp_Object files;
/* The frame_or_window field should be a cons of the frame in
if (! FRAME_LIVE_P (f))
return Qnil;
- window = window_from_coordinates (f, XINT (event->x),
- XINT (event->y), &part, 0);
-
- if (!WINDOWP (window))
- {
- window = XCAR (event->frame_or_window);
- posn = Qnil;
- }
- else
- {
- /* It's an event in window `window' at frame coordinates
- event->x/ event->y. */
- struct window *w = XWINDOW (window);
-
- /* Get window relative coordinates. */
- int wx = FRAME_TO_WINDOW_PIXEL_X (w, XINT (event->x));
- int wy = FRAME_TO_WINDOW_PIXEL_Y (w, XINT (event->y));
-
- /* Set event coordinates to window-relative coordinates
- for constructing the Lisp event below. */
- XSETINT (event->x, wx);
- XSETINT (event->y, wy);
-
- if (part == 1)
- posn = Qmode_line;
- else if (part == 2)
- posn = Qvertical_line;
- else if (part == 3)
- posn = Qheader_line;
- else
- {
- Lisp_Object object;
- struct display_pos p;
- buffer_posn_from_coords (w, &wx, &wy, &object, &p);
- posn = make_number (CHARPOS (p.pos));
- }
- }
-
- {
- Lisp_Object head, position;
-
- position
- = Fcons (window,
- Fcons (posn,
- Fcons (Fcons (event->x, event->y),
- Fcons (make_number (event->timestamp),
- Qnil))));
-
- head = modify_event_symbol (0, event->modifiers,
- Qdrag_n_drop, Qnil,
- lispy_drag_n_drop_names,
- &drag_n_drop_syms, 1);
- return Fcons (head,
- Fcons (position,
- Fcons (files,
- Qnil)));
- }
+ position = make_lispy_position (f, &event->x, &event->y,
+ event->timestamp);
+
+ head = modify_event_symbol (0, event->modifiers,
+ Qdrag_n_drop, Qnil,
+ lispy_drag_n_drop_names,
+ &drag_n_drop_syms, 1);
+ return Fcons (head,
+ Fcons (position,
+ Fcons (files,
+ Qnil)));
}
#endif /* HAVE_MOUSE */
-#if defined (USE_X_TOOLKIT) || defined (HAVE_NTGUI) || defined (macintosh)
+#if defined (USE_X_TOOLKIT) || defined (HAVE_NTGUI) || defined (MAC_OS) \
+ || defined (USE_GTK)
case MENU_BAR_EVENT:
if (EQ (event->arg, event->frame_or_window))
/* This is the prefix key. We translate this to
return event->arg;
#endif
+ case SELECT_WINDOW_EVENT:
+ /* Make an event (select-window (WINDOW)). */
+ return Fcons (Qselect_window,
+ Fcons (Fcons (event->frame_or_window, Qnil),
+ Qnil));
+
case TOOL_BAR_EVENT:
if (EQ (event->arg, event->frame_or_window))
/* This is the prefix key. We translate this to
case USER_SIGNAL_EVENT:
/* A user signal. */
return *lispy_user_signals[event->code];
-
- case save_session_event:
+
+ case SAVE_SESSION_EVENT:
return Qsave_session;
-
+
/* The 'kind' field of the event is something we don't recognize. */
default:
abort ();
/* Or is it an ordinary mouse movement? */
else
{
- int area;
- Lisp_Object window;
- Lisp_Object posn;
-
- if (frame)
- /* It's in a frame; which window on that frame? */
- window = window_from_coordinates (frame, XINT (x), XINT (y), &area, 0);
- else
- window = Qnil;
+ Lisp_Object position;
- if (WINDOWP (window))
- {
- struct window *w = XWINDOW (window);
- int wx, wy;
-
- /* Get window relative coordinates. */
- wx = FRAME_TO_WINDOW_PIXEL_X (w, XINT (x));
- wy = FRAME_TO_WINDOW_PIXEL_Y (w, XINT (y));
- XSETINT (x, wx);
- XSETINT (y, wy);
-
- if (area == 1)
- posn = Qmode_line;
- else if (area == 2)
- posn = Qvertical_line;
- else if (area == 3)
- posn = Qheader_line;
- else
- {
- Lisp_Object object;
- struct display_pos p;
- buffer_posn_from_coords (w, &wx, &wy, &object, &p);
- posn = make_number (CHARPOS (p.pos));
- }
- }
- else if (frame != 0)
- {
- XSETFRAME (window, frame);
- posn = Qnil;
- }
- else
- {
- window = Qnil;
- posn = Qnil;
- XSETFASTINT (x, 0);
- XSETFASTINT (y, 0);
- }
+ position = make_lispy_position (frame, &x, &y, time);
return Fcons (Qmouse_movement,
- Fcons (Fcons (window,
- Fcons (posn,
- Fcons (Fcons (x, y),
- Fcons (make_number (time),
- Qnil)))),
+ Fcons (position,
Qnil));
}
}
Lisp_Object symbol;
int *modifier_end;
{
- struct Lisp_String *name;
+ Lisp_Object name;
int i;
int modifiers;
CHECK_SYMBOL (symbol);
modifiers = 0;
- name = XSYMBOL (symbol)->name;
+ name = SYMBOL_NAME (symbol);
- for (i = 0; i+2 <= STRING_BYTES (name); )
+ for (i = 0; i+2 <= SBYTES (name); )
{
int this_mod_end = 0;
int this_mod = 0;
Check that the word appears, but don't check what follows it.
Set this_mod and this_mod_end to record what we find. */
- switch (name->data[i])
+ switch (SREF (name, i))
{
#define SINGLE_LETTER_MOD(BIT) \
(this_mod_end = i + 1, this_mod = BIT)
break;
#undef SINGLE_LETTER_MOD
+
+#define MULTI_LETTER_MOD(BIT, NAME, LEN) \
+ if (i + LEN + 1 <= SBYTES (name) \
+ && ! strncmp (SDATA (name) + i, NAME, LEN)) \
+ { \
+ this_mod_end = i + LEN; \
+ this_mod = BIT; \
+ }
+
+ case 'd':
+ MULTI_LETTER_MOD (drag_modifier, "drag", 4);
+ MULTI_LETTER_MOD (down_modifier, "down", 4);
+ MULTI_LETTER_MOD (double_modifier, "double", 6);
+ break;
+
+ case 't':
+ MULTI_LETTER_MOD (triple_modifier, "triple", 6);
+ break;
+#undef MULTI_LETTER_MOD
+
}
/* If we found no modifier, stop looking for them. */
/* Check there is a dash after the modifier, so that it
really is a modifier. */
- if (this_mod_end >= STRING_BYTES (name)
- || name->data[this_mod_end] != '-')
+ if (this_mod_end >= SBYTES (name)
+ || SREF (name, this_mod_end) != '-')
break;
/* This modifier is real; look for another. */
/* Should we include the `click' modifier? */
if (! (modifiers & (down_modifier | drag_modifier
| double_modifier | triple_modifier))
- && i + 7 == STRING_BYTES (name)
- && strncmp (name->data + i, "mouse-", 6) == 0
- && ('0' <= name->data[i + 6] && name->data[i + 6] <= '9'))
+ && i + 7 == SBYTES (name)
+ && strncmp (SDATA (name) + i, "mouse-", 6) == 0
+ && ('0' <= SREF (name, i + 6) && SREF (name, i + 6) <= '9'))
modifiers |= click_modifier;
if (modifier_end)
new_name = make_uninit_multibyte_string (mod_len + base_len,
mod_len + base_len_byte);
- bcopy (new_mods, XSTRING (new_name)->data, mod_len);
- bcopy (base, XSTRING (new_name)->data + mod_len, base_len_byte);
+ bcopy (new_mods, SDATA (new_name), mod_len);
+ bcopy (base, SDATA (new_name) + mod_len, base_len_byte);
return Fintern (new_name, Qnil);
}
Lisp_Object unmodified;
Lisp_Object mask;
- unmodified = Fintern (make_string (XSYMBOL (symbol)->name->data + end,
- STRING_BYTES (XSYMBOL (symbol)->name) - end),
+ unmodified = Fintern (make_string (SDATA (SYMBOL_NAME (symbol)) + end,
+ SBYTES (SYMBOL_NAME (symbol)) - end),
Qnil);
- if (modifiers & ~VALMASK)
+ if (modifiers & ~INTMASK)
abort ();
XSETFASTINT (mask, modifiers);
elements = Fcons (unmodified, Fcons (mask, Qnil));
Lisp_Object cache, index, entry, new_symbol;
/* Mask out upper bits. We don't know where this value's been. */
- modifiers &= VALMASK;
+ modifiers &= INTMASK;
/* The click modifier never figures into cache indices. */
cache = Fget (base, Qmodifier_cache);
{
/* We have to create the symbol ourselves. */
new_symbol = apply_modifiers_uncached (modifiers,
- XSYMBOL (base)->name->data,
- XSYMBOL (base)->name->size,
- STRING_BYTES (XSYMBOL (base)->name));
+ SDATA (SYMBOL_NAME (base)),
+ SCHARS (SYMBOL_NAME (base)),
+ SBYTES (SYMBOL_NAME (base)));
/* Add the new symbol to the base's cache. */
entry = Fcons (index, new_symbol);
Fput (base, Qmodifier_cache, Fcons (entry, cache));
- /* We have the parsing info now for free, so add it to the caches. */
- XSETFASTINT (index, modifiers);
- Fput (new_symbol, Qevent_symbol_element_mask,
- Fcons (base, Fcons (index, Qnil)));
- Fput (new_symbol, Qevent_symbol_elements,
- Fcons (base, lispy_modifier_list (modifiers)));
+ /* We have the parsing info now for free, so we could add it to
+ the caches:
+ XSETFASTINT (index, modifiers);
+ Fput (new_symbol, Qevent_symbol_element_mask,
+ Fcons (base, Fcons (index, Qnil)));
+ Fput (new_symbol, Qevent_symbol_elements,
+ Fcons (base, lispy_modifier_list (modifiers)));
+ Sadly, this is only correct if `base' is indeed a base event,
+ which is not necessarily the case. -stef */
}
/* Make sure this symbol is of the same kind as BASE.
value = Fcdr_safe (Fassq (symbol_int, name_alist_or_stem));
else if (STRINGP (name_alist_or_stem))
{
- int len = STRING_BYTES (XSTRING (name_alist_or_stem));
+ int len = SBYTES (name_alist_or_stem);
char *buf = (char *) alloca (len + 50);
- sprintf (buf, "%s-%d", XSTRING (name_alist_or_stem)->data,
- XINT (symbol_int) + 1);
+ if (sizeof (int) == sizeof (EMACS_INT))
+ sprintf (buf, "%s-%d", SDATA (name_alist_or_stem),
+ XINT (symbol_int) + 1);
+ else if (sizeof (long) == sizeof (EMACS_INT))
+ sprintf (buf, "%s-%ld", SDATA (name_alist_or_stem),
+ XINT (symbol_int) + 1);
value = intern (buf);
}
else if (name_table != 0 && name_table[symbol_num])
}
/* Let the symbol A refer to the character A. */
- if (SYMBOLP (base) && XSYMBOL (base)->name->size == 1)
- XSETINT (base, XSYMBOL (base)->name->data[0]);
+ if (SYMBOLP (base) && SCHARS (SYMBOL_NAME (base)) == 1)
+ XSETINT (base, SREF (SYMBOL_NAME (base), 0));
if (INTEGERP (base))
{
parse_solitary_modifier (symbol)
Lisp_Object symbol;
{
- struct Lisp_String *name = XSYMBOL (symbol)->name;
+ Lisp_Object name = SYMBOL_NAME (symbol);
- switch (name->data[0])
+ switch (SREF (name, 0))
{
#define SINGLE_LETTER_MOD(BIT) \
- if (STRING_BYTES (name) == 1) \
+ if (SBYTES (name) == 1) \
return BIT;
#define MULTI_LETTER_MOD(BIT, NAME, LEN) \
- if (LEN == STRING_BYTES (name) \
- && ! strncmp (name->data, NAME, LEN)) \
+ if (LEN == SBYTES (name) \
+ && ! strncmp (SDATA (name), NAME, LEN)) \
return BIT;
case 'A':
but works even if FIONREAD does not exist.
(In fact, this may actually read some input.)
- If DO_TIMERS_NOW is nonzero, actually run timer events that are ripe. */
+ If DO_TIMERS_NOW is nonzero, actually run timer events that are ripe.
+ If FILTER_EVENTS is nonzero, ignore internal events (FOCUS_IN_EVENT). */
static void
-get_input_pending (addr, do_timers_now)
+get_filtered_input_pending (addr, do_timers_now, filter_events)
int *addr;
int do_timers_now;
+ int filter_events;
{
/* First of all, have we already counted some input? */
- *addr = !NILP (Vquit_flag) || readable_events (do_timers_now);
+ *addr = (!NILP (Vquit_flag)
+ || readable_filtered_events (do_timers_now, filter_events));
/* If input is being read as it arrives, and we have none, there is none. */
if (*addr > 0 || (interrupt_input && ! interrupts_deferred))
return;
-
+
/* Try to read some input and see how much we get. */
gobble_input (0);
- *addr = !NILP (Vquit_flag) || readable_events (do_timers_now);
+ *addr = (!NILP (Vquit_flag)
+ || readable_filtered_events (do_timers_now, filter_events));
+}
+
+/* Store into *addr a value nonzero if terminal input chars are available.
+ Serves the purpose of ioctl (0, FIONREAD, addr)
+ but works even if FIONREAD does not exist.
+ (In fact, this may actually read some input.)
+
+ If DO_TIMERS_NOW is nonzero, actually run timer events that are ripe. */
+
+static void
+get_input_pending (addr, do_timers_now)
+ int *addr;
+ int do_timers_now;
+{
+ get_filtered_input_pending (addr, do_timers_now, 0);
}
/* Interface to read_avail_input, blocking SIGIO or SIGALRM if necessary. */
#endif
}
-/* Put a buffer_switch_event in the buffer
+/* Put a BUFFER_SWITCH_EVENT in the buffer
so that read_key_sequence will notice the new current buffer. */
void
{
struct input_event event;
Lisp_Object tem;
+ EVENT_INIT (event);
- event.kind = buffer_switch_event;
+ event.kind = BUFFER_SWITCH_EVENT;
event.frame_or_window = Qnil;
event.arg = Qnil;
struct input_event buf[KBD_BUFFER_SIZE];
register int i;
int nread;
+
+ for (i = 0; i < KBD_BUFFER_SIZE; i++)
+ EVENT_INIT (buf[i]);
if (read_socket_hook)
/* No need for FIONREAD or fcntl; just say don't wait. */
- nread = (*read_socket_hook) (input_fd, buf, KBD_BUFFER_SIZE, expected);
+ nread = (*read_socket_hook) (buf, KBD_BUFFER_SIZE, expected);
else
{
/* Using KBD_BUFFER_SIZE - 1 here avoids reading more than
of characters on some systems when input is stuffed at us. */
unsigned char cbuf[KBD_BUFFER_SIZE - 1];
int n_to_read;
-
- /* Determine how many characters we should *try* to read. */
+ struct tty_output *tty;
+ Lisp_Object frame;
+
#ifdef WINDOWSNT
return 0;
#else /* not WINDOWSNT */
n_to_read = dos_keysns ();
if (n_to_read == 0)
return 0;
+
+ cbuf[0] = dos_keyread ();
+ nread = 1;
+
#else /* not MSDOS */
+
+ nread = 0;
+
+ /* Try to read from each available tty, until one succeeds. */
+ for (tty = tty_list; tty; tty = tty->next) {
+
+ if (! tty->term_initted)
+ continue;
+
+ /* Determine how many characters we should *try* to read. */
#ifdef FIONREAD
- /* Find out how much input is available. */
- if (ioctl (input_fd, FIONREAD, &n_to_read) < 0)
- /* Formerly simply reported no input, but that sometimes led to
- a failure of Emacs to terminate.
- SIGHUP seems appropriate if we can't reach the terminal. */
- /* ??? Is it really right to send the signal just to this process
- rather than to the whole process group?
- Perhaps on systems with FIONREAD Emacs is alone in its group. */
- kill (getpid (), SIGHUP);
- if (n_to_read == 0)
- return 0;
- if (n_to_read > sizeof cbuf)
- n_to_read = sizeof cbuf;
+ /* Find out how much input is available. */
+ if (ioctl (fileno (TTY_INPUT (tty)), FIONREAD, &n_to_read) < 0)
+ {
+ /* Formerly simply reported no input, but that sometimes led to
+ a failure of Emacs to terminate.
+ SIGHUP seems appropriate if we can't reach the terminal. */
+ /* ??? Is it really right to send the signal just to this process
+ rather than to the whole process group?
+ Perhaps on systems with FIONREAD Emacs is alone in its group. */
+ /* It appears to be the case, see narrow_foreground_group. */
+ if (! noninteractive)
+ {
+ if (! tty_list->next)
+ kill (getpid (), SIGHUP); /* This was the last terminal. */
+ else
+ n_to_read = 0; /* XXX tty should be closed here. */
+ }
+ else
+ {
+ n_to_read = 0;
+ }
+ }
+ if (n_to_read == 0)
+ continue;
+ if (n_to_read > sizeof cbuf)
+ n_to_read = sizeof cbuf;
#else /* no FIONREAD */
-#if defined (USG) || defined (DGUX)
- /* Read some input if available, but don't wait. */
- n_to_read = sizeof cbuf;
- fcntl (input_fd, F_SETFL, O_NDELAY);
+#if defined (USG) || defined (DGUX) || defined(CYGWIN)
+ /* Read some input if available, but don't wait. */
+ n_to_read = sizeof cbuf;
+ fcntl (fileno (TTY_INPUT (tty)), F_SETFL, O_NDELAY);
#else
- you lose;
+ you lose;
#endif
#endif
-#endif /* not MSDOS */
-#endif /* not WINDOWSNT */
- /* Now read; for one reason or another, this will not block.
- NREAD is set to the number of chars read. */
- do
- {
-#ifdef MSDOS
- cbuf[0] = dos_keyread ();
- nread = 1;
-#else
- nread = emacs_read (input_fd, cbuf, n_to_read);
-#endif
- /* POSIX infers that processes which are not in the session leader's
- process group won't get SIGHUP's at logout time. BSDI adheres to
- this part standard and returns -1 from read (0) with errno==EIO
- when the control tty is taken away.
- Jeffrey Honig <jch@bsdi.com> says this is generally safe. */
- if (nread == -1 && errno == EIO)
- kill (0, SIGHUP);
+ /* Now read; for one reason or another, this will not block.
+ NREAD is set to the number of chars read. */
+ do
+ {
+ nread = emacs_read (fileno (TTY_INPUT (tty)), cbuf, n_to_read);
+ /* POSIX infers that processes which are not in the session leader's
+ process group won't get SIGHUP's at logout time. BSDI adheres to
+ this part standard and returns -1 from read (0) with errno==EIO
+ when the control tty is taken away.
+ Jeffrey Honig <jch@bsdi.com> says this is generally safe. */
+ if (nread == -1 && errno == EIO)
+ {
+ if (! tty_list->next)
+ kill (0, SIGHUP); /* This was the last terminal. */
+ else
+ ; /* XXX tty should be closed here. */
+ }
#if defined (AIX) && (! defined (aix386) && defined (_BSD))
- /* The kernel sometimes fails to deliver SIGHUP for ptys.
- This looks incorrect, but it isn't, because _BSD causes
- O_NDELAY to be defined in fcntl.h as O_NONBLOCK,
- and that causes a value other than 0 when there is no input. */
- if (nread == 0)
- kill (0, SIGHUP);
+ /* The kernel sometimes fails to deliver SIGHUP for ptys.
+ This looks incorrect, but it isn't, because _BSD causes
+ O_NDELAY to be defined in fcntl.h as O_NONBLOCK,
+ and that causes a value other than 0 when there is no input. */
+ if (nread == 0)
+ {
+ if (! tty_list->next)
+ kill (0, SIGHUP); /* This was the last terminal. */
+ else
+ ; /* XXX tty should be closed here. */
+ }
#endif
- }
- while (
- /* We used to retry the read if it was interrupted.
- But this does the wrong thing when O_NDELAY causes
- an EAGAIN error. Does anybody know of a situation
- where a retry is actually needed? */
+ }
+ while (
+ /* We used to retry the read if it was interrupted.
+ But this does the wrong thing when O_NDELAY causes
+ an EAGAIN error. Does anybody know of a situation
+ where a retry is actually needed? */
#if 0
- nread < 0 && (errno == EAGAIN
+ nread < 0 && (errno == EAGAIN
#ifdef EFAULT
- || errno == EFAULT
+ || errno == EFAULT
#endif
#ifdef EBADSLT
- || errno == EBADSLT
+ || errno == EBADSLT
#endif
- )
+ )
#else
- 0
+ 0
#endif
- );
-
+ );
+
#ifndef FIONREAD
-#if defined (USG) || defined (DGUX)
- fcntl (input_fd, F_SETFL, 0);
-#endif /* USG or DGUX */
+#if defined (USG) || defined (DGUX) || defined (CYGWIN)
+ fcntl (fileno (TTY_INPUT (tty)), F_SETFL, 0);
+#endif /* USG or DGUX or CYGWIN */
#endif /* no FIONREAD */
+
+ if (nread > 0)
+ break;
+ } /* for each tty */
+
+ if (nread <= 0)
+ return 0;
+
+#endif /* not MSDOS */
+#endif /* not WINDOWSNT */
+
+ /* Select frame corresponding to the active tty. Note that the
+ value of selected_frame is not reliable here, redisplay tends
+ to temporarily change it. But tty should always be non-NULL. */
+ frame = (tty ? tty->top_frame : selected_frame);
+
for (i = 0; i < nread; i++)
{
- buf[i].kind = ascii_keystroke;
+ buf[i].kind = ASCII_KEYSTROKE_EVENT;
buf[i].modifiers = 0;
- if (meta_key == 1 && (cbuf[i] & 0x80))
+ if (tty->meta_key == 1 && (cbuf[i] & 0x80))
buf[i].modifiers = meta_modifier;
- if (meta_key != 2)
+ if (tty->meta_key != 2)
cbuf[i] &= ~0x80;
- buf[i].code = cbuf[i];
- buf[i].frame_or_window = selected_frame;
+ buf[i].code = cbuf[i];
+ buf[i].frame_or_window = frame;
buf[i].arg = Qnil;
}
}
kbd_buffer_store_event (&buf[i]);
/* Don't look at input that follows a C-g too closely.
This reduces lossage due to autorepeat on C-g. */
- if (buf[i].kind == ascii_keystroke
+ if (buf[i].kind == ASCII_KEYSTROKE_EVENT
&& buf[i].code == quit_char)
break;
}
#ifdef SIGIO /* for entire page */
/* Note SIGIO has been undef'd if FIONREAD is missing. */
-SIGTYPE
+static SIGTYPE
input_available_signal (signo)
int signo;
{
\f
-static void menu_bar_item P_ ((Lisp_Object, Lisp_Object));
-static void menu_bar_one_keymap P_ ((Lisp_Object));
+static void menu_bar_item P_ ((Lisp_Object, Lisp_Object, Lisp_Object, void*));
+static Lisp_Object menu_bar_one_keymap_changed_items;
/* These variables hold the vector under construction within
menu_bar_items and its subroutines, and the current index
def = get_keymap (access_keymap (maps[mapno], Qmenu_bar, 1, 0, 1),
0, 1);
if (CONSP (def))
- menu_bar_one_keymap (def);
+ {
+ menu_bar_one_keymap_changed_items = Qnil;
+ map_keymap (def, menu_bar_item, Qnil, NULL, 1);
+ }
}
/* Move to the end those items that should be at the end. */
return menu_bar_items_vector;
}
\f
-/* Scan one map KEYMAP, accumulating any menu items it defines
- in menu_bar_items_vector. */
-
-static Lisp_Object menu_bar_one_keymap_changed_items;
-
-static void
-menu_bar_one_keymap (keymap)
- Lisp_Object keymap;
-{
- Lisp_Object tail, item;
-
- menu_bar_one_keymap_changed_items = Qnil;
-
- /* Loop over all keymap entries that have menu strings. */
- for (tail = keymap; CONSP (tail); tail = XCDR (tail))
- {
- item = XCAR (tail);
- if (CONSP (item))
- menu_bar_item (XCAR (item), XCDR (item));
- else if (VECTORP (item))
- {
- /* Loop over the char values represented in the vector. */
- int len = XVECTOR (item)->size;
- int c;
- for (c = 0; c < len; c++)
- {
- Lisp_Object character;
- XSETFASTINT (character, c);
- menu_bar_item (character, XVECTOR (item)->contents[c]);
- }
- }
- }
-}
-
/* Add one item to menu_bar_items_vector, for KEY, ITEM_STRING and DEF.
If there's already an item for KEY, add this DEF to it. */
Lisp_Object item_properties;
static void
-menu_bar_item (key, item)
- Lisp_Object key, item;
+menu_bar_item (key, item, dummy1, dummy2)
+ Lisp_Object key, item, dummy1;
+ void *dummy2;
{
struct gcpro gcpro1;
int i;
{
Lisp_Object old;
old = XVECTOR (menu_bar_items_vector)->contents[i + 2];
- XVECTOR (menu_bar_items_vector)->contents[i + 2] = Fcons (item, old);
+ /* If the new and the old items are not both keymaps,
+ the lookup will only find `item'. */
+ item = Fcons (item, KEYMAPP (item) && KEYMAPP (XCAR (old)) ? old : Qnil);
+ XVECTOR (menu_bar_items_vector)->contents[i + 2] = item;
}
}
\f
return Qnil;
}
-/* Evaluate an expression and return the result (or nil if something
+/* Evaluate an expression and return the result (or nil if something
went wrong). Used to evaluate dynamic parts of menu items. */
Lisp_Object
menu_item_eval_property (sexpr)
Lisp_Object sexpr;
{
- int count = specpdl_ptr - specpdl;
+ int count = SPECPDL_INDEX ();
Lisp_Object val;
specbind (Qinhibit_redisplay, Qt);
val = internal_condition_case_1 (Feval, sexpr, Qerror,
for (i = ITEM_PROPERTY_DEF; i < ITEM_PROPERTY_ENABLE; i++)
AREF (item_properties, i) = Qnil;
AREF (item_properties, ITEM_PROPERTY_ENABLE) = Qt;
-
+
/* Save the item here to protect it from GC. */
AREF (item_properties, ITEM_PROPERTY_ITEM) = item;
start = item;
item = XCDR (item);
}
-
+
/* Maybe key binding cache. */
if (CONSP (item) && CONSP (XCAR (item))
&& (NILP (XCAR (XCAR (item)))
cachelist = XCAR (item);
item = XCDR (item);
}
-
+
/* This is the real definition--the function to run. */
AREF (item_properties, ITEM_PROPERTY_DEF) = item;
return 0;
AREF (item_properties, ITEM_PROPERTY_NAME) = item_string;
}
-
+
/* If got a filter apply it on definition. */
def = AREF (item_properties, ITEM_PROPERTY_DEF);
if (!NILP (filter))
is OK in a submenu but not in the menubar. */
if (NILP (def))
return (inmenubar ? 0 : 1);
-
+
/* See if this is a separate pane or a submenu. */
def = AREF (item_properties, ITEM_PROPERTY_DEF);
tem = get_keymap (def, 0, 1);
AREF (item_properties, ITEM_PROPERTY_DEF) = tem;
return 1;
}
-
+
/* At the top level in the menu bar, do likewise for commands also.
The menu bar does not display equivalent key bindings anyway.
ITEM_PROPERTY_DEF is already set up properly. */
XSETCAR (cachelist, Qt);
}
}
-
+
tem = XCAR (cachelist);
if (!EQ (tem, Qt))
{
}
*/
- /* Handle radio buttons or toggle boxes. */
+ /* Handle radio buttons or toggle boxes. */
tem = AREF (item_properties, ITEM_PROPERTY_SELECTED);
if (!NILP (tem))
AREF (item_properties, ITEM_PROPERTY_SELECTED)
int nmaps, i;
Lisp_Object oquit;
Lisp_Object *tmaps;
- extern Lisp_Object Voverriding_local_map_menu_flag;
- extern Lisp_Object Voverriding_local_map;
*nitems = 0;
avoids risk of specpdl overflow. */
oquit = Vinhibit_quit;
Vinhibit_quit = Qt;
-
+
/* Initialize tool_bar_items_vector and protect it from GC. */
init_tool_bar_items (reuse);
/* Build list of keymaps in maps. Set nmaps to the number of maps
to process. */
-
+
/* Should overriding-terminal-local-map and overriding-local-map apply? */
if (!NILP (Voverriding_local_map_menu_flag))
{
if (CONSP (keymap))
{
Lisp_Object tail;
-
+
/* KEYMAP is a list `(keymap (KEY . BINDING) ...)'. */
for (tail = keymap; CONSP (tail); tail = XCDR (tail))
{
for (i = 0; i < ntool_bar_items; i += TOOL_BAR_ITEM_NSLOTS)
{
Lisp_Object *v = XVECTOR (tool_bar_items_vector)->contents + i;
-
+
if (EQ (key, v[TOOL_BAR_ITEM_KEY]))
{
if (ntool_bar_items > i + TOOL_BAR_ITEM_NSLOTS)
invalid.
ITEM is a list `(menu-item CAPTION BINDING PROPS...)'.
-
+
CAPTION is the caption of the item, If it's not a string, it is
evaluated to get a string.
-
+
BINDING is the tool bar item's binding. Tool-bar items with keymaps
as binding are currently ignored.
The following properties are recognized:
- `:enable FORM'.
-
+
FORM is evaluated and specifies whether the tool bar item is
enabled or disabled.
-
+
- `:visible FORM'
-
+
FORM is evaluated and specifies whether the tool bar item is visible.
-
+
- `:filter FUNCTION'
FUNCTION is invoked with one parameter `(quote BINDING)'. Its
result is stored as the new binding.
-
+
- `:button (TYPE SELECTED)'
TYPE must be one of `:radio' or `:toggle'. SELECTED is evaluated
and specifies whether the button is selected (pressed) or not.
-
+
- `:image IMAGES'
IMAGES is either a single image specification or a vector of four
image specifications. See enum tool_bar_item_images.
-
+
- `:help HELP-STRING'.
-
+
Gives a help string to display for the tool bar item. */
static int
else
tool_bar_item_properties
= Fmake_vector (make_number (TOOL_BAR_ITEM_NSLOTS), Qnil);
-
+
/* Set defaults. */
PROP (TOOL_BAR_ITEM_KEY) = key;
PROP (TOOL_BAR_ITEM_ENABLED_P) = Qt;
-
+
/* Get the caption of the item. If the caption is not a string,
evaluate it to get a string. If we don't get a string, skip this
item. */
PROP (TOOL_BAR_ITEM_ENABLED_P)
= menu_item_eval_property (PROP (TOOL_BAR_ITEM_ENABLED_P));
- /* Handle radio buttons or toggle boxes. */
+ /* Handle radio buttons or toggle boxes. */
if (!NILP (PROP (TOOL_BAR_ITEM_SELECTED_P)))
PROP (TOOL_BAR_ITEM_SELECTED_P)
= menu_item_eval_property (PROP (TOOL_BAR_ITEM_SELECTED_P));
return 1;
-
+
#undef PROP
}
append_tool_bar_item ()
{
Lisp_Object *to, *from;
-
+
/* Enlarge tool_bar_items_vector if necessary. */
if (ntool_bar_items + TOOL_BAR_ITEM_NSLOTS
>= XVECTOR (tool_bar_items_vector)->size)
int *used_mouse_menu;
{
int mapno;
- register Lisp_Object name;
+ register Lisp_Object name = Qnil;
if (used_mouse_menu)
*used_mouse_menu = 0;
}
/* If we don't have any menus, just read a character normally. */
- if (mapno >= nmaps)
+ if (!STRINGP (name))
return Qnil;
#ifdef HAVE_MENUS
int mapno;
register Lisp_Object name;
int nlength;
- int width = FRAME_WIDTH (SELECTED_FRAME ()) - 4;
+ /* FIXME: Use the minibuffer's frame width. */
+ int width = FRAME_COLS (SELECTED_FRAME ()) - 4;
int idx = -1;
int nobindings = 1;
Lisp_Object rest, vector;
}
/* If we don't have any menus, just read a character normally. */
- if (!STRINGP (name));
+ if (!STRINGP (name))
return Qnil;
/* Prompt string always starts with map's prompt, and a space. */
- strcpy (menu, XSTRING (name)->data);
- nlength = STRING_BYTES (XSTRING (name));
+ strcpy (menu, SDATA (name));
+ nlength = SBYTES (name);
menu[nlength++] = ':';
menu[nlength++] = ' ';
menu[nlength] = 0;
upcased_event = Fupcase (event);
downcased_event = Fdowncase (event);
- char_matches = (XINT (upcased_event) == XSTRING (s)->data[0]
- || XINT (downcased_event) == XSTRING (s)->data[0]);
+ char_matches = (XINT (upcased_event) == SREF (s, 0)
+ || XINT (downcased_event) == SREF (s, 0));
if (! char_matches)
desc = Fsingle_key_description (event, Qnil);
+#if 0 /* It is redundant to list the equivalent key bindings because
+ the prefix is what the user has already typed. */
tem
= XVECTOR (item_properties)->contents[ITEM_PROPERTY_KEYEQ];
if (!NILP (tem))
/* Insert equivalent keybinding. */
s = concat2 (s, tem);
-
+#endif
tem
= XVECTOR (item_properties)->contents[ITEM_PROPERTY_TYPE];
if (EQ (tem, QCradio) || EQ (tem, QCtoggle))
tem = build_string (NILP (selected) ? "[X] " : "[ ] ");
s = concat2 (tem, s);
}
-
+
/* If we have room for the prompt string, add it to this line.
If this is the first on the line, always add it. */
- if ((XSTRING (s)->size + i + 2
- + (char_matches ? 0 : XSTRING (desc)->size + 3))
+ if ((SCHARS (s) + i + 2
+ + (char_matches ? 0 : SCHARS (desc) + 3))
< width
|| !notfirst)
{
if (! char_matches)
{
/* Add as much of string as fits. */
- thiswidth = XSTRING (desc)->size;
+ thiswidth = SCHARS (desc);
if (thiswidth + i > width)
thiswidth = width - i;
- bcopy (XSTRING (desc)->data, menu + i, thiswidth);
+ bcopy (SDATA (desc), menu + i, thiswidth);
i += thiswidth;
strcpy (menu + i, " = ");
i += 3;
}
/* Add as much of string as fits. */
- thiswidth = XSTRING (s)->size;
+ thiswidth = SCHARS (s);
if (thiswidth + i > width)
thiswidth = width - i;
- bcopy (XSTRING (s)->data, menu + i, thiswidth);
+ bcopy (SDATA (s), menu + i, thiswidth);
i += thiswidth;
menu[i] = 0;
}
}
/* Prompt with that and read response. */
- message2_nolog (menu, strlen (menu),
+ message2_nolog (menu, strlen (menu),
! NILP (current_buffer->enable_multibyte_characters));
/* Make believe its not a keyboard macro in case the help char
int nmaps;
{
int i, first_binding;
- int did_meta = 0;
first_binding = nmaps;
for (i = nmaps - 1; i >= 0; i--)
{
if (! NILP (current[i]))
{
- Lisp_Object map;
- if (did_meta)
- map = defs[i];
- else
- map = current[i];
-
- defs[i] = access_keymap (map, key, 1, 0, 1);
+ defs[i] = access_keymap (current[i], key, 1, 0, 1);
if (! NILP (defs[i]))
first_binding = i;
}
return first_binding;
}
+/* Structure used to keep track of partial application of key remapping
+ such as Vfunction_key_map and Vkey_translation_map. */
+typedef struct keyremap
+{
+ Lisp_Object map, parent;
+ int start, end;
+} keyremap;
+
+/* Lookup KEY in MAP.
+ MAP is a keymap mapping keys to key vectors or functions.
+ If the mapping is a function and DO_FUNCTION is non-zero, then
+ the function is called with PROMPT as parameter and its return
+ value is used as the return value of this function (after checking
+ that it is indeed a vector). */
+
+static Lisp_Object
+access_keymap_keyremap (map, key, prompt, do_funcall)
+ Lisp_Object map, key, prompt;
+ int do_funcall;
+{
+ Lisp_Object next;
+
+ next = access_keymap (map, key, 1, 0, 1);
+
+ /* Handle symbol with autoload definition. */
+ if (SYMBOLP (next) && !NILP (Ffboundp (next))
+ && CONSP (XSYMBOL (next)->function)
+ && EQ (XCAR (XSYMBOL (next)->function), Qautoload))
+ do_autoload (XSYMBOL (next)->function, next);
+
+ /* Handle a symbol whose function definition is a keymap
+ or an array. */
+ if (SYMBOLP (next) && !NILP (Ffboundp (next))
+ && (!NILP (Farrayp (XSYMBOL (next)->function))
+ || KEYMAPP (XSYMBOL (next)->function)))
+ next = XSYMBOL (next)->function;
+
+ /* If the keymap gives a function, not an
+ array, then call the function with one arg and use
+ its value instead. */
+ if (SYMBOLP (next) && !NILP (Ffboundp (next)) && do_funcall)
+ {
+ Lisp_Object tem;
+ tem = next;
+
+ next = call1 (next, prompt);
+ /* If the function returned something invalid,
+ barf--don't ignore it.
+ (To ignore it safely, we would need to gcpro a bunch of
+ other variables.) */
+ if (! (VECTORP (next) || STRINGP (next)))
+ error ("Function %s returns invalid key sequence", tem);
+ }
+ return next;
+}
+
+/* Do one step of the key remapping used for function-key-map and
+ key-translation-map:
+ KEYBUF is the buffer holding the input events.
+ BUFSIZE is its maximum size.
+ FKEY is a pointer to the keyremap structure to use.
+ INPUT is the index of the last element in KEYBUF.
+ DOIT if non-zero says that the remapping can actually take place.
+ DIFF is used to return the number of keys added/removed by the remapping.
+ PARENT is the root of the keymap.
+ PROMPT is the prompt to use if the remapping happens through a function.
+ The return value is non-zero if the remapping actually took place. */
+
+static int
+keyremap_step (keybuf, bufsize, fkey, input, doit, diff, prompt)
+ Lisp_Object *keybuf, prompt;
+ keyremap *fkey;
+ int input, doit, *diff, bufsize;
+{
+ Lisp_Object next, key;
+
+ key = keybuf[fkey->end++];
+ next = access_keymap_keyremap (fkey->map, key, prompt, doit);
+
+ /* If keybuf[fkey->start..fkey->end] is bound in the
+ map and we're in a position to do the key remapping, replace it with
+ the binding and restart with fkey->start at the end. */
+ if ((VECTORP (next) || STRINGP (next)) && doit)
+ {
+ int len = XFASTINT (Flength (next));
+ int i;
+
+ *diff = len - (fkey->end - fkey->start);
+
+ if (input + *diff >= bufsize)
+ error ("Key sequence too long");
+
+ /* Shift the keys that follow fkey->end. */
+ if (*diff < 0)
+ for (i = fkey->end; i < input; i++)
+ keybuf[i + *diff] = keybuf[i];
+ else if (*diff > 0)
+ for (i = input - 1; i >= fkey->end; i--)
+ keybuf[i + *diff] = keybuf[i];
+ /* Overwrite the old keys with the new ones. */
+ for (i = 0; i < len; i++)
+ keybuf[fkey->start + i]
+ = Faref (next, make_number (i));
+
+ fkey->start = fkey->end += *diff;
+ fkey->map = fkey->parent;
+
+ return 1;
+ }
+
+ fkey->map = get_keymap (next, 0, 1);
+
+ /* If we no longer have a bound suffix, try a new position for
+ fkey->start. */
+ if (!CONSP (fkey->map))
+ {
+ fkey->end = ++fkey->start;
+ fkey->map = fkey->parent;
+ }
+ return 0;
+}
+
/* Read a sequence of keys that ends with a non prefix character,
storing it in KEYBUF, a buffer of size BUFSIZE.
Prompt with PROMPT.
int fix_current_buffer;
{
volatile Lisp_Object from_string;
- volatile int count = specpdl_ptr - specpdl;
+ volatile int count = SPECPDL_INDEX ();
/* How many keys there are in the current key sequence. */
volatile int t;
defs[i] is non-nil. */
volatile int first_binding;
/* Index of the first key that has no binding.
- It is useless to try fkey_start larger than that. */
+ It is useless to try fkey.start larger than that. */
volatile int first_unbound;
/* If t < mock_input, then KEYBUF[t] should be read as the next
volatile int mock_input = 0;
/* If the sequence is unbound in submaps[], then
- keybuf[fkey_start..fkey_end-1] is a prefix in Vfunction_key_map,
- and fkey_map is its binding.
+ keybuf[fkey.start..fkey.end-1] is a prefix in Vfunction_key_map,
+ and fkey.map is its binding.
These might be > t, indicating that all function key scanning
should hold off until t reaches them. We do this when we've just
recognized a function key, to avoid searching for the function
key's again in Vfunction_key_map. */
- volatile int fkey_start = 0, fkey_end = 0;
- volatile Lisp_Object fkey_map;
+ volatile keyremap fkey;
/* Likewise, for key_translation_map. */
- volatile int keytran_start = 0, keytran_end = 0;
- volatile Lisp_Object keytran_map;
+ volatile keyremap keytran;
- /* If we receive a ``switch-frame'' event in the middle of a key sequence,
- we put it off for later. While we're reading, we keep the event here. */
+ /* If we receive a `switch-frame' or `select-window' event in the middle of
+ a key sequence, we put it off for later.
+ While we're reading, we keep the event here. */
volatile Lisp_Object delayed_switch_frame;
/* See the comment below... */
struct buffer *starting_buffer;
- /* Nonzero if we seem to have got the beginning of a binding
- in function_key_map. */
- volatile int function_key_possible = 0;
- volatile int key_translation_possible = 0;
-
/* List of events for which a fake prefix key has been generated. */
volatile Lisp_Object fake_prefixed_keys = Qnil;
- /* Save the status of key translation before each step,
- so that we can restore this after downcasing. */
- Lisp_Object prev_fkey_map;
- int prev_fkey_start;
- int prev_fkey_end;
-
- Lisp_Object prev_keytran_map;
- int prev_keytran_start;
- int prev_keytran_end;
-
#if defined (GOBBLE_FIRST_EVENT)
int junk;
#endif
last_nonmenu_event = Qnil;
delayed_switch_frame = Qnil;
- fkey_map = Vfunction_key_map;
- keytran_map = Vkey_translation_map;
-
- /* If there is no function-key-map, turn off function key scanning. */
- if (!KEYMAPP (Vfunction_key_map))
- fkey_start = fkey_end = bufsize + 1;
-
- /* If there is no key-translation-map, turn off scanning. */
- if (!KEYMAPP (Vkey_translation_map))
- keytran_start = keytran_end = bufsize + 1;
+ fkey.map = fkey.parent = Vfunction_key_map;
+ keytran.map = keytran.parent = Vkey_translation_map;
+ /* If there is no translation-map, turn off scanning. */
+ fkey.start = fkey.end = KEYMAPP (fkey.map) ? 0 : bufsize + 1;
+ keytran.start = keytran.end = KEYMAPP (keytran.map) ? 0 : bufsize + 1;
if (INTERACTIVE)
{
replay_sequence:
starting_buffer = current_buffer;
- function_key_possible = 0;
- key_translation_possible = 0;
first_unbound = bufsize + 1;
/* Build our list of keymaps.
/* If the best binding for the current key sequence is a keymap, or
we may be looking at a function key's escape sequence, keep on
reading. */
- while ((first_binding < nmaps && ! NILP (submaps[first_binding]))
- || (first_binding >= nmaps
- && fkey_start < t)
- || (first_binding >= nmaps
- && keytran_start < t && key_translation_possible)
+ while (first_binding < nmaps
+ /* Keep reading as long as there's a prefix binding. */
+ ? !NILP (submaps[first_binding])
/* Don't return in the middle of a possible function key sequence,
if the only bindings we found were via case conversion.
Thus, if ESC O a has a function-key-map translation
and ESC o has a binding, don't return after ESC O,
so that we can translate ESC O plus the next character. */
- )
+ : (fkey.start < t || keytran.start < t))
{
Lisp_Object key;
int used_mouse_menu = 0;
just one key. */
volatile int echo_local_start, keys_local_start, local_first_binding;
+ eassert (fkey.end == t || (fkey.end > t && fkey.end <= mock_input));
+ eassert (fkey.start <= fkey.end);
+ eassert (keytran.start <= keytran.end);
+ /* key-translation-map is applied *after* function-key-map. */
+ eassert (keytran.end <= fkey.start);
- if (first_unbound < fkey_start && first_unbound < keytran_start)
+ if (first_unbound < fkey.start && first_unbound < keytran.start)
{ /* The prefix upto first_unbound has no binding and has
no translation left to do either, so we know it's unbound.
If we don't stop now, we risk staying here indefinitely
for (i = first_unbound + 1; i < t; i++)
keybuf[i - first_unbound - 1] = keybuf[i];
mock_input = t - first_unbound - 1;
- fkey_end = fkey_start -= first_unbound + 1;
- fkey_map = Vfunction_key_map;
- keytran_end = keytran_start -= first_unbound + 1;
- keytran_map = Vkey_translation_map;
+ fkey.end = fkey.start -= first_unbound + 1;
+ fkey.map = fkey.parent;
+ keytran.end = keytran.start -= first_unbound + 1;
+ keytran.map = keytran.parent;
goto replay_sequence;
}
keymap may have changed, so replay the sequence. */
if (BUFFERP (key))
{
+ EMACS_TIME initial_idleness_start_time;
+ EMACS_SET_SECS_USECS (initial_idleness_start_time,
+ EMACS_SECS (timer_last_idleness_start_time),
+ EMACS_USECS (timer_last_idleness_start_time));
+
+ /* Resume idle state, using the same start-time as before. */
+ timer_start_idle ();
+ timer_idleness_start_time = initial_idleness_start_time;
+
mock_input = t;
/* Reset the current buffer from the selected window
in case something changed the former and not the latter.
Vquit_flag = Qnil;
if (EVENT_HAS_PARAMETERS (key)
+ /* Either a `switch-frame' or a `select-window' event. */
&& EQ (EVENT_HEAD_KIND (EVENT_HEAD (key)), Qswitch_frame))
{
/* If we're at the beginning of a key sequence, and the caller
if (EVENT_HAS_PARAMETERS (key))
{
Lisp_Object kind;
+ Lisp_Object string;
kind = EVENT_HEAD_KIND (EVENT_HEAD (key));
if (EQ (kind, Qmouse_click))
orig_keymap = get_local_map (PT, current_buffer, Qkeymap);
goto replay_sequence;
}
-
+
/* For a mouse click, get the local text-property keymap
of the place clicked on, rather than point. */
if (last_real_key_start == 0
localized_local_map = 1;
start = EVENT_START (key);
-
+
if (CONSP (start) && CONSP (XCDR (start)))
{
pos = POSN_BUFFER_POSN (start);
{
if (t + 1 >= bufsize)
error ("Key sequence too long");
-
+
keybuf[t] = posn;
keybuf[t + 1] = key;
mock_input = t + 2;
/* Record that a fake prefix key has been generated
for KEY. Don't modify the event; this would
prevent proper action when the event is pushed
- back tino unread-command-events. */
+ back into unread-command-events. */
fake_prefixed_keys = Fcons (key, fake_prefixed_keys);
/* If on a mode line string with a local keymap,
reconsider the key sequence with that keymap. */
- if (CONSP (POSN_STRING (EVENT_START (key))))
+ if (string = POSN_STRING (EVENT_START (key)),
+ (CONSP (string) && STRINGP (XCAR (string))))
{
- Lisp_Object string, pos, map, map2;
+ Lisp_Object pos, map, map2;
- string = POSN_STRING (EVENT_START (key));
pos = XCDR (string);
string = XCAR (string);
if (XINT (pos) >= 0
- && XINT (pos) < XSTRING (string)->size)
+ && XINT (pos) < SCHARS (string))
{
map = Fget_text_property (pos, Qlocal_map, string);
if (!NILP (map))
goto replay_key;
}
- else if (CONSP (POSN_STRING (EVENT_START (key)))
- && NILP (from_string))
+ else if (NILP (from_string)
+ && (string = POSN_STRING (EVENT_START (key)),
+ (CONSP (string) && STRINGP (XCAR (string)))))
{
/* For a click on a string, i.e. overlay string or a
string displayed via the `display' property,
consider `local-map' and `keymap' properties of
that string. */
- Lisp_Object string, pos, map, map2;
+ Lisp_Object pos, map, map2;
- string = POSN_STRING (EVENT_START (key));
pos = XCDR (string);
string = XCAR (string);
if (XINT (pos) >= 0
- && XINT (pos) < XSTRING (string)->size)
+ && XINT (pos) < SCHARS (string))
{
map = Fget_text_property (pos, Qlocal_map, string);
if (!NILP (map))
+ first_binding);
/* If KEY wasn't bound, we'll try some fallbacks. */
- if (first_binding >= nmaps)
+ if (first_binding < nmaps)
+ /* This is needed for the following scenario:
+ event 0: a down-event that gets dropped by calling replay_key.
+ event 1: some normal prefix like C-h.
+ After event 0, first_unbound is 0, after event 1 fkey.start
+ and keytran.start are both 1, so when we see that C-h is bound,
+ we need to update first_unbound. */
+ first_unbound = max (t + 1, first_unbound);
+ else
{
Lisp_Object head;
-
- /* Remember the position to put an upper bound on fkey_start. */
+
+ /* Remember the position to put an upper bound on fkey.start. */
first_unbound = min (t, first_unbound);
head = EVENT_HEAD (key);
generate mouse events, so it's okay to zero
mock_input in that case too.
+ FIXME: The above paragraph seems just plain
+ wrong, if you consider things like
+ xterm-mouse-mode. -stef
+
Isn't this just the most wonderful code ever? */
+
+ /* If mock_input > t + 1, the above simplification
+ will actually end up dropping keys on the floor.
+ This is probably OK for now, but even
+ if mock_input <= t + 1, we need to adjust fkey
+ and keytran.
+ Typical case [header-line down-mouse-N]:
+ mock_input = 2, t = 1, fkey.end = 1,
+ last_real_key_start = 0. */
+ if (fkey.end > last_real_key_start)
+ {
+ fkey.end = fkey.start
+ = min (last_real_key_start, fkey.start);
+ fkey.map = fkey.parent;
+ if (keytran.end > last_real_key_start)
+ {
+ keytran.end = keytran.start
+ = min (last_real_key_start, keytran.start);
+ keytran.map = keytran.parent;
+ }
+ }
if (t == last_real_key_start)
{
mock_input = 0;
/* Record what part of this_command_keys is the current key sequence. */
this_single_command_key_start = this_command_key_count - t;
- prev_fkey_map = fkey_map;
- prev_fkey_start = fkey_start;
- prev_fkey_end = fkey_end;
-
- prev_keytran_map = keytran_map;
- prev_keytran_start = keytran_start;
- prev_keytran_end = keytran_end;
-
- /* If the sequence is unbound, see if we can hang a function key
- off the end of it. We only want to scan real keyboard input
- for function key sequences, so if mock_input says that we're
- re-reading old events, don't examine it. */
- if (first_binding >= nmaps
- && t >= mock_input)
+ if (first_binding < nmaps && NILP (submaps[first_binding]))
+ /* There is a binding and it's not a prefix.
+ There is thus no function-key in this sequence.
+ Moving fkey.start is important in this case to allow keytran.start
+ to go over the sequence before we return (since we keep the
+ invariant that keytran.end <= fkey.start). */
{
- Lisp_Object fkey_next;
-
- /* Continue scan from fkey_end until we find a bound suffix.
- If we fail, increment fkey_start
- and start fkey_end from there. */
- while (fkey_end < t)
- {
- Lisp_Object key;
-
- key = keybuf[fkey_end++];
- fkey_next
- = access_keymap (fkey_map, key, 1, 0, 1);
-
- /* Handle symbol with autoload definition. */
- if (SYMBOLP (fkey_next) && ! NILP (Ffboundp (fkey_next))
- && CONSP (XSYMBOL (fkey_next)->function)
- && EQ (XCAR (XSYMBOL (fkey_next)->function), Qautoload))
- do_autoload (XSYMBOL (fkey_next)->function,
- fkey_next);
-
- /* Handle a symbol whose function definition is a keymap
- or an array. */
- if (SYMBOLP (fkey_next) && ! NILP (Ffboundp (fkey_next))
- && (!NILP (Farrayp (XSYMBOL (fkey_next)->function))
- || KEYMAPP (XSYMBOL (fkey_next)->function)))
- fkey_next = XSYMBOL (fkey_next)->function;
-
-#if 0 /* I didn't turn this on, because it might cause trouble
- for the mapping of return into C-m and tab into C-i. */
- /* Optionally don't map function keys into other things.
- This enables the user to redefine kp- keys easily. */
- if (SYMBOLP (key) && !NILP (Vinhibit_function_key_mapping))
- fkey_next = Qnil;
-#endif
-
- /* If the function key map gives a function, not an
- array, then call the function with no args and use
- its value instead. */
- if (SYMBOLP (fkey_next) && ! NILP (Ffboundp (fkey_next))
- && fkey_end == t)
- {
- struct gcpro gcpro1, gcpro2, gcpro3;
- Lisp_Object tem;
- tem = fkey_next;
-
- GCPRO3 (fkey_map, keytran_map, delayed_switch_frame);
- fkey_next = call1 (fkey_next, prompt);
- UNGCPRO;
- /* If the function returned something invalid,
- barf--don't ignore it.
- (To ignore it safely, we would need to gcpro a bunch of
- other variables.) */
- if (! (VECTORP (fkey_next) || STRINGP (fkey_next)))
- error ("Function in key-translation-map returns invalid key sequence");
- }
-
- function_key_possible = ! NILP (fkey_next);
-
- /* If keybuf[fkey_start..fkey_end] is bound in the
- function key map and it's a suffix of the current
- sequence (i.e. fkey_end == t), replace it with
- the binding and restart with fkey_start at the end. */
- if ((VECTORP (fkey_next) || STRINGP (fkey_next))
- && fkey_end == t)
- {
- int len = XFASTINT (Flength (fkey_next));
-
- t = fkey_start + len;
- if (t >= bufsize)
- error ("Key sequence too long");
-
- if (VECTORP (fkey_next))
- bcopy (XVECTOR (fkey_next)->contents,
- keybuf + fkey_start,
- (t - fkey_start) * sizeof (keybuf[0]));
- else if (STRINGP (fkey_next))
- {
- int i;
-
- for (i = 0; i < len; i++)
- XSETFASTINT (keybuf[fkey_start + i],
- XSTRING (fkey_next)->data[i]);
- }
-
- mock_input = t;
- fkey_start = fkey_end = t;
- fkey_map = Vfunction_key_map;
-
- /* Do pass the results through key-translation-map.
- But don't retranslate what key-translation-map
- has already translated. */
- keytran_end = keytran_start;
- keytran_map = Vkey_translation_map;
-
- goto replay_sequence;
- }
-
- fkey_map = get_keymap (fkey_next, 0, 1);
-
- /* If we no longer have a bound suffix, try a new positions for
- fkey_start. */
- if (!CONSP (fkey_map))
- {
- fkey_end = ++fkey_start;
- fkey_map = Vfunction_key_map;
- function_key_possible = 0;
- }
- }
+ if (fkey.start < t)
+ (fkey.start = fkey.end = t, fkey.map = fkey.parent);
}
-
- /* Look for this sequence in key-translation-map. */
- {
- Lisp_Object keytran_next;
-
- /* Scan from keytran_end until we find a bound suffix. */
- while (keytran_end < t)
+ else
+ /* If the sequence is unbound, see if we can hang a function key
+ off the end of it. */
+ /* Continue scan from fkey.end until we find a bound suffix. */
+ while (fkey.end < t)
{
- Lisp_Object key;
-
- key = keybuf[keytran_end++];
- keytran_next
- = access_keymap (keytran_map, key, 1, 0, 1);
-
- /* Handle symbol with autoload definition. */
- if (SYMBOLP (keytran_next) && ! NILP (Ffboundp (keytran_next))
- && CONSP (XSYMBOL (keytran_next)->function)
- && EQ (XCAR (XSYMBOL (keytran_next)->function), Qautoload))
- do_autoload (XSYMBOL (keytran_next)->function,
- keytran_next);
-
- /* Handle a symbol whose function definition is a keymap
- or an array. */
- if (SYMBOLP (keytran_next) && ! NILP (Ffboundp (keytran_next))
- && (!NILP (Farrayp (XSYMBOL (keytran_next)->function))
- || KEYMAPP (XSYMBOL (keytran_next)->function)))
- keytran_next = XSYMBOL (keytran_next)->function;
-
- /* If the key translation map gives a function, not an
- array, then call the function with one arg and use
- its value instead. */
- if (SYMBOLP (keytran_next) && ! NILP (Ffboundp (keytran_next))
- && keytran_end == t)
- {
- struct gcpro gcpro1, gcpro2, gcpro3;
- Lisp_Object tem;
- tem = keytran_next;
-
- GCPRO3 (fkey_map, keytran_map, delayed_switch_frame);
- keytran_next = call1 (keytran_next, prompt);
- UNGCPRO;
- /* If the function returned something invalid,
- barf--don't ignore it.
- (To ignore it safely, we would need to gcpro a bunch of
- other variables.) */
- if (! (VECTORP (keytran_next) || STRINGP (keytran_next)))
- error ("Function in key-translation-map returns invalid key sequence");
- }
-
- key_translation_possible = ! NILP (keytran_next);
-
- /* If keybuf[keytran_start..keytran_end] is bound in the
- key translation map and it's a suffix of the current
- sequence (i.e. keytran_end == t), replace it with
- the binding and restart with keytran_start at the end. */
- if ((VECTORP (keytran_next) || STRINGP (keytran_next))
- && keytran_end == t)
+ struct gcpro gcpro1, gcpro2, gcpro3;
+ int done, diff;
+
+ GCPRO3 (fkey.map, keytran.map, delayed_switch_frame);
+ done = keyremap_step (keybuf, bufsize, &fkey,
+ max (t, mock_input),
+ /* If there's a binding (i.e.
+ first_binding >= nmaps) we don't want
+ to apply this function-key-mapping. */
+ fkey.end + 1 == t && first_binding >= nmaps,
+ &diff, prompt);
+ UNGCPRO;
+ if (done)
{
- int len = XFASTINT (Flength (keytran_next));
-
- t = keytran_start + len;
- if (t >= bufsize)
- error ("Key sequence too long");
-
- if (VECTORP (keytran_next))
- bcopy (XVECTOR (keytran_next)->contents,
- keybuf + keytran_start,
- (t - keytran_start) * sizeof (keybuf[0]));
- else if (STRINGP (keytran_next))
- {
- int i;
-
- for (i = 0; i < len; i++)
- XSETFASTINT (keybuf[keytran_start + i],
- XSTRING (keytran_next)->data[i]);
- }
-
- mock_input = t;
- keytran_start = keytran_end = t;
- keytran_map = Vkey_translation_map;
-
- /* Don't pass the results of key-translation-map
- through function-key-map. */
- fkey_start = fkey_end = t;
- fkey_map = Vfunction_key_map;
-
+ mock_input = diff + max (t, mock_input);
goto replay_sequence;
}
+ }
- keytran_map = get_keymap (keytran_next, 0, 1);
+ /* Look for this sequence in key-translation-map.
+ Scan from keytran.end until we find a bound suffix. */
+ while (keytran.end < fkey.start)
+ {
+ struct gcpro gcpro1, gcpro2, gcpro3;
+ int done, diff;
- /* If we no longer have a bound suffix, try a new positions for
- keytran_start. */
- if (!CONSP (keytran_map))
- {
- keytran_end = ++keytran_start;
- keytran_map = Vkey_translation_map;
- key_translation_possible = 0;
- }
- }
- }
+ GCPRO3 (fkey.map, keytran.map, delayed_switch_frame);
+ done = keyremap_step (keybuf, bufsize, &keytran, max (t, mock_input),
+ 1, &diff, prompt);
+ UNGCPRO;
+ if (done)
+ {
+ mock_input = diff + max (t, mock_input);
+ /* Adjust the function-key-map counters. */
+ fkey.end += diff;
+ fkey.start += diff;
+
+ goto replay_sequence;
+ }
+ }
/* If KEY is not defined in any of the keymaps,
and cannot be part of a function key or translation,
and is an upper case letter
use the corresponding lower-case letter instead. */
- if (first_binding == nmaps && ! function_key_possible
- && ! key_translation_possible
+ if (first_binding >= nmaps
+ && fkey.start >= t && keytran.start >= t
&& INTEGERP (key)
&& ((((XINT (key) & 0x3ffff)
< XCHAR_TABLE (current_buffer->downcase_table)->size)
the lower-case char is defined in the keymaps, because they
might get translated through function-key-map. */
keybuf[t - 1] = new_key;
- mock_input = t;
-
- fkey_map = prev_fkey_map;
- fkey_start = prev_fkey_start;
- fkey_end = prev_fkey_end;
-
- keytran_map = prev_keytran_map;
- keytran_start = prev_keytran_start;
- keytran_end = prev_keytran_end;
+ mock_input = max (t, mock_input);
goto replay_sequence;
}
and cannot be part of a function key or translation,
and is a shifted function key,
use the corresponding unshifted function key instead. */
- if (first_binding == nmaps && ! function_key_possible
- && ! key_translation_possible
+ if (first_binding >= nmaps
+ && fkey.start >= t && keytran.start >= t
&& SYMBOLP (key))
{
Lisp_Object breakdown;
XCAR (breakdown));
keybuf[t - 1] = new_key;
- mock_input = t;
-
- fkey_map = prev_fkey_map;
- fkey_start = prev_fkey_start;
- fkey_end = prev_fkey_end;
-
- keytran_map = prev_keytran_map;
- keytran_start = prev_keytran_start;
- keytran_end = prev_keytran_end;
+ mock_input = max (t, mock_input);
+ fkey.start = fkey.end = KEYMAPP (fkey.map) ? 0 : bufsize + 1;
+ keytran.start = keytran.end = KEYMAPP (keytran.map) ? 0 : bufsize + 1;
goto replay_sequence;
}
add_command_key (keybuf[t]);
}
-
+
UNGCPRO;
return t;
Lisp_Object keybuf[30];
register int i;
struct gcpro gcpro1;
- int count = specpdl_ptr - specpdl;
+ int count = SPECPDL_INDEX ();
if (!NILP (prompt))
CHECK_STRING (prompt);
if (NILP (continue_echo))
{
this_command_key_count = 0;
+ this_command_key_count_reset = 0;
this_single_command_key_start = 0;
}
Lisp_Object keybuf[30];
register int i;
struct gcpro gcpro1;
- int count = specpdl_ptr - specpdl;
+ int count = SPECPDL_INDEX ();
if (!NILP (prompt))
CHECK_STRING (prompt);
if (NILP (continue_echo))
{
this_command_key_count = 0;
+ this_command_key_count_reset = 0;
this_single_command_key_start = 0;
}
}
}
- return Fexecute_kbd_macro (final, prefixarg);
+ return Fexecute_kbd_macro (final, prefixarg, Qnil);
}
if (CONSP (final) || SUBRP (final) || COMPILEDP (final))
{
Lisp_Object function;
char buf[40];
- Lisp_Object saved_keys;
+ int saved_last_point_position;
+ Lisp_Object saved_keys, saved_last_point_position_buffer;
Lisp_Object bindings, value;
- struct gcpro gcpro1, gcpro2;
+ struct gcpro gcpro1, gcpro2, gcpro3;
saved_keys = Fvector (this_command_key_count,
XVECTOR (this_command_keys)->contents);
+ saved_last_point_position_buffer = last_point_position_buffer;
+ saved_last_point_position = last_point_position;
buf[0] = 0;
- GCPRO2 (saved_keys, prefixarg);
+ GCPRO3 (saved_keys, prefixarg, saved_last_point_position_buffer);
if (EQ (prefixarg, Qminus))
strcpy (buf, "- ");
Qt, Qnil, Qextended_command_history, Qnil,
Qnil);
- if (STRINGP (function) && XSTRING (function)->size == 0)
+ if (STRINGP (function) && SCHARS (function) == 0)
error ("No command name given");
/* Set this_command_keys to the concatenation of saved_keys and
function, followed by a RET. */
{
- struct Lisp_String *str;
Lisp_Object *keys;
int i;
this_command_key_count = 0;
+ this_command_key_count_reset = 0;
this_single_command_key_start = 0;
keys = XVECTOR (saved_keys)->contents;
for (i = 0; i < XVECTOR (saved_keys)->size; i++)
add_command_key (keys[i]);
- str = XSTRING (function);
- for (i = 0; i < str->size; i++)
+ for (i = 0; i < SCHARS (function); i++)
add_command_key (Faref (function, make_number (i)));
add_command_key (make_number ('\015'));
}
+ last_point_position = saved_last_point_position;
+ last_point_position_buffer = saved_last_point_position_buffer;
+
UNGCPRO;
function = Fintern (function, Qnil);
Lisp_Object binding;
char *newmessage;
int message_p = push_message ();
- int count = BINDING_STACK_SIZE ();
+ int count = SPECPDL_INDEX ();
- record_unwind_protect (push_message_unwind, Qnil);
+ record_unwind_protect (pop_message_unwind, Qnil);
binding = Fkey_description (bindings);
newmessage
- = (char *) alloca (XSYMBOL (function)->name->size
- + STRING_BYTES (XSTRING (binding))
+ = (char *) alloca (SCHARS (SYMBOL_NAME (function))
+ + SBYTES (binding)
+ 100);
sprintf (newmessage, "You can run the command `%s' with %s",
- XSYMBOL (function)->name->data,
- XSTRING (binding)->data);
+ SDATA (SYMBOL_NAME (function)),
+ SDATA (binding));
message2_nolog (newmessage,
strlen (newmessage),
STRING_MULTIBYTE (binding));
if (!NILP (Vunread_command_events) || unread_command_char != -1)
return (Qt);
- get_input_pending (&input_pending, 1);
+ get_filtered_input_pending (&input_pending, 1, 1);
return input_pending > 0 ? Qt : Qnil;
}
DEFUN ("this-command-keys", Fthis_command_keys, Sthis_command_keys, 0, 0, 0,
doc: /* Return the key sequence that invoked this command.
However, if the command has called `read-key-sequence', it returns
-the the last key sequence that has been read.
+the last key sequence that has been read.
The value is a string or a vector. */)
()
{
DEFUN ("this-command-keys-vector", Fthis_command_keys_vector, Sthis_command_keys_vector, 0, 0, 0,
doc: /* Return the key sequence that invoked this command, as a vector.
However, if the command has called `read-key-sequence', it returns
-the the last key sequence that has been read. */)
+the last key sequence that has been read. */)
()
{
return Fvector (this_command_key_count,
DEFUN ("reset-this-command-lengths", Freset_this_command_lengths,
Sreset_this_command_lengths, 0, 0, 0,
- doc: /* Used for complicated reasons in `universal-argument-other-key'.
+ doc: /* Make the unread events replace the last command and echo.
+Used in `universal-argument-other-key'.
`universal-argument-other-key' rereads the event just typed.
It then gets translated through `function-key-map'.
-The translated event gets included in the echo area and in
-the value of `this-command-keys' in addition to the raw original event.
-That is not right.
-
-Calling this function directs the translated event to replace
-the original event, so that only one version of the event actually
-appears in the echo area and in the value of `this-command-keys'. */)
+The translated event has to replace the real events,
+both in the value of (this-command-keys) and in echoing.
+To achieve this, `universal-argument-other-key' calls
+`reset-this-command-lengths', which discards the record of reading
+these events the first time. */)
()
{
- before_command_restore_flag = 1;
- before_command_key_count_1 = before_command_key_count;
- before_command_echo_length_1 = before_command_echo_length;
+ this_command_key_count = before_command_key_count;
+ if (this_command_key_count < this_single_command_key_start)
+ this_single_command_key_start = this_command_key_count;
+
+ echo_truncate (before_command_echo_length);
+
+ /* Cause whatever we put into unread-command-events
+ to echo as if it were being freshly read from the keyboard. */
+ this_command_key_count_reset = 1;
+
return Qnil;
}
DEFUN ("clear-this-command-keys", Fclear_this_command_keys,
- Sclear_this_command_keys, 0, 0, 0,
+ Sclear_this_command_keys, 0, 1, 0,
doc: /* Clear out the vector that `this-command-keys' returns.
-Also clear the record of the last 100 events. */)
- ()
+Also clear the record of the last 100 events, unless optional arg
+KEEP-RECORD is non-nil. */)
+ (keep_record)
+ Lisp_Object keep_record;
{
int i;
-
+
this_command_key_count = 0;
+ this_command_key_count_reset = 0;
- for (i = 0; i < XVECTOR (recent_keys)->size; ++i)
- XVECTOR (recent_keys)->contents[i] = Qnil;
- total_keys = 0;
- recent_keys_index = 0;
+ if (NILP (keep_record))
+ {
+ for (i = 0; i < XVECTOR (recent_keys)->size; ++i)
+ XVECTOR (recent_keys)->contents[i] = Qnil;
+ total_keys = 0;
+ recent_keys_index = 0;
+ }
return Qnil;
}
if (!NILP (file))
{
file = Fexpand_file_name (file, Qnil);
- dribble = fopen (XSTRING (file)->data, "w");
+ dribble = fopen (SDATA (file), "w");
if (dribble == 0)
report_file_error ("Opening dribble", Fcons (file, Qnil));
}
DEFUN ("discard-input", Fdiscard_input, Sdiscard_input, 0, 0, 0,
doc: /* Discard the contents of the terminal input buffer.
-Also cancel any kbd macro being defined. */)
+Also end any kbd macro being defined. */)
()
{
- current_kboard->defining_kbd_macro = Qnil;
+ if (!NILP (current_kboard->defining_kbd_macro))
+ {
+ /* Discard the last command from the macro. */
+ Fcancel_kbd_macro_events ();
+ end_kbd_macro ();
+ }
+
update_mode_lines++;
Vunread_command_events = Qnil;
(stuffstring)
Lisp_Object stuffstring;
{
- int count = specpdl_ptr - specpdl;
+ int count = SPECPDL_INDEX ();
int old_height, old_width;
int width, height;
struct gcpro gcpro1;
+ if (tty_list && tty_list->next)
+ error ("Suspend is not supported with multiple ttys");
+
if (!NILP (stuffstring))
CHECK_STRING (stuffstring);
call1 (Vrun_hooks, intern ("suspend-hook"));
GCPRO1 (stuffstring);
- get_frame_size (&old_width, &old_height);
- reset_sys_modes ();
+ get_tty_size (CURTTY (), &old_width, &old_height);
+ reset_all_sys_modes ();
/* sys_suspend can get an error if it tries to fork a subshell
and the system resources aren't available for that. */
record_unwind_protect ((Lisp_Object (*) P_ ((Lisp_Object))) init_sys_modes,
- Qnil);
+ (Lisp_Object)CURTTY()); /* XXX */
stuff_buffered_input (stuffstring);
if (cannot_suspend)
sys_subshell ();
/* Check if terminal/window size has changed.
Note that this is not useful when we are running directly
with a window system; but suspend should be disabled in that case. */
- get_frame_size (&width, &height);
+ get_tty_size (CURTTY (), &width, &height);
if (width != old_width || height != old_height)
change_frame_size (SELECTED_FRAME (), height, width, 0, 0, 0);
{
register int count;
- p = XSTRING (stuffstring)->data;
- count = STRING_BYTES (XSTRING (stuffstring));
+ p = SDATA (stuffstring);
+ count = SBYTES (stuffstring);
while (count-- > 0)
stuff_char (*p++);
stuff_char ('\n');
}
-
+
/* Anything we have read ahead, put back for the shell to read. */
/* ?? What should this do when we have multiple keyboards??
Should we ignore anything that was typed in at the "wrong" kboard? */
for (; kbd_fetch_ptr != kbd_store_ptr; kbd_fetch_ptr++)
{
int idx;
-
+
if (kbd_fetch_ptr == kbd_buffer + KBD_BUFFER_SIZE)
kbd_fetch_ptr = kbd_buffer;
- if (kbd_fetch_ptr->kind == ascii_keystroke)
+ if (kbd_fetch_ptr->kind == ASCII_KEYSTROKE_EVENT)
stuff_char (kbd_fetch_ptr->code);
-
- kbd_fetch_ptr->kind = no_event;
+
+ kbd_fetch_ptr->kind = NO_EVENT;
idx = 2 * (kbd_fetch_ptr - kbd_buffer);
ASET (kbd_buffer_gcpro, idx, Qnil);
ASET (kbd_buffer_gcpro, idx + 1, Qnil);
}
-
+
input_pending = 0;
#endif
#endif /* BSD_SYSTEM and not BSD4_1 */
}
/* This routine is called at interrupt level in response to C-g.
-
+
If interrupt_input, this is the handler for SIGINT. Otherwise, it
is called from kbd_buffer_store_event, in handling SIGIO or
SIGTINT.
eval to throw, when it gets a chance. If quit-flag is already
non-nil, it stops the job right away. */
-SIGTYPE
+static SIGTYPE
interrupt_signal (signalnum) /* If we don't have an argument, */
int signalnum; /* some compilers complain in signal calls. */
{
sigblock (sigmask (SIGINT));
fflush (stdout);
- reset_sys_modes ();
+ reset_all_sys_modes ();
#ifdef SIGTSTP /* Support possible in later USG versions */
/*
}
while (c != '\n') c = getchar ();
}
- else
+ else
{
/* During GC, it must be safe to reenable quitting again. */
Vinhibit_quit = Qnil;
printf ("Continuing...\n");
#endif /* not MSDOS */
fflush (stdout);
- init_sys_modes ();
+ init_all_sys_modes ();
sigfree ();
}
else
#ifndef DOS_NT
/* this causes startup screen to be restored and messes with the mouse */
- reset_sys_modes ();
+ reset_sys_modes (CURTTY ());
#endif
#ifdef SIGIO
flow_control = !NILP (flow);
if (NILP (meta))
- meta_key = 0;
+ CURTTY ()->meta_key = 0;
else if (EQ (meta, Qt))
- meta_key = 1;
+ CURTTY ()->meta_key = 1;
else
- meta_key = 2;
+ CURTTY ()->meta_key = 2;
if (!NILP (quit))
/* Don't let this value be out of range. */
- quit_char = XINT (quit) & (meta_key ? 0377 : 0177);
+ quit_char = XINT (quit) & (CURTTY ()->meta_key ? 0377 : 0177);
#ifndef DOS_NT
- init_sys_modes ();
+ init_sys_modes (CURTTY ());
#endif
#ifdef POLL_FOR_INPUT
val[0] = interrupt_input ? Qt : Qnil;
val[1] = flow_control ? Qt : Qnil;
- val[2] = meta_key == 2 ? make_number (0) : meta_key == 1 ? Qt : Qnil;
+ val[2] = FRAME_TTY (SELECTED_FRAME ())->meta_key == 2
+ ? make_number (0)
+ : FRAME_TTY (SELECTED_FRAME ())->meta_key == 1 ? Qt : Qnil;
XSETFASTINT (val[3], quit_char);
return Flist (sizeof (val) / sizeof (val[0]), val);
KBOARD *kb;
{
KBOARD **kbp;
-
+
for (kbp = &all_kboards; *kbp != kb; kbp = &(*kbp)->next_kboard)
if (*kbp == NULL)
abort ();
if (current_kboard == kb)
abort ();
}
-
+
wipe_kboard (kb);
xfree (kb);
}
poll_suppress_count = 1;
start_polling ();
#endif
+
+#ifdef MAC_OSX
+ /* At least provide an escape route since C-g doesn't work. */
+ signal (SIGINT, interrupt_signal);
+#endif
}
/* This type's only use is in syms_of_keyboard, to initialize the
{&Qdelete_frame, "delete-frame", &Qdelete_frame},
{&Qiconify_frame, "iconify-frame", &Qiconify_frame},
{&Qmake_frame_visible, "make-frame-visible", &Qmake_frame_visible},
- {&Qselect_window, "select-window", &Qselect_window}
+ /* `select-window' should be handled just like `switch-frame'
+ in read_key_sequence. */
+ {&Qselect_window, "select-window", &Qswitch_frame}
};
void
{
Vpre_help_message = Qnil;
staticpro (&Vpre_help_message);
-
+
Vlispy_mouse_stem = build_string ("mouse");
staticpro (&Vlispy_mouse_stem);
Qmouse_click = intern ("mouse-click");
staticpro (&Qmouse_click);
#ifdef WINDOWSNT
- Qmouse_wheel = intern ("mouse-wheel");
- staticpro (&Qmouse_wheel);
Qlanguage_change = intern ("language-change");
staticpro (&Qlanguage_change);
#endif
Qsave_session = intern ("save-session");
staticpro(&Qsave_session);
-
+
Qusr1_signal = intern ("usr1-signal");
staticpro (&Qusr1_signal);
Qusr2_signal = intern ("usr2-signal");
staticpro (&button_down_location);
mouse_syms = Fmake_vector (make_number (1), Qnil);
staticpro (&mouse_syms);
+ wheel_syms = Fmake_vector (make_number (2), Qnil);
+ staticpro (&wheel_syms);
{
int i;
func_key_syms = Qnil;
staticpro (&func_key_syms);
-#ifdef WINDOWSNT
- mouse_wheel_syms = Qnil;
- staticpro (&mouse_wheel_syms);
-
drag_n_drop_syms = Qnil;
staticpro (&drag_n_drop_syms);
-#endif
unread_switch_frame = Qnil;
staticpro (&unread_switch_frame);
Vthis_command = Qnil;
DEFVAR_LISP ("this-original-command", &Vthis_original_command,
- doc: /* If non-nil, the original command bound to the current key sequence.
-The value of `this-command' is the result of looking up the original
-command in the active keymaps. */);
+ doc: /* The command bound to the current key sequence before remapping.
+It equals `this-command' if the original command was not remapped through
+any of the active keymaps. Otherwise, the value of `this-command' is the
+result of looking up the original command in the active keymaps. */);
Vthis_original_command = Qnil;
DEFVAR_INT ("auto-save-interval", &auto_save_interval,
This variable is also the threshold for motion of the mouse
to count as a drag. */);
double_click_fuzz = 3;
-
+
DEFVAR_BOOL ("inhibit-local-menu-bar-menus", &inhibit_local_menu_bar_menus,
doc: /* *Non-nil means inhibit local map menu bar menus. */);
inhibit_local_menu_bar_menus = 0;
The value may be a string, a vector, or a char-table.
If it is a string or vector of length N,
character codes N and up are untranslated.
-In a vector or a char-table, an element which is nil means "no translation". */);
+In a vector or a char-table, an element which is nil means "no translation".
+
+This is applied to the characters supplied to input methods, not their
+output. See also `translation-table-for-input'. */);
Vkeyboard_translate_table = Qnil;
DEFVAR_BOOL ("cannot-suspend", &cannot_suspend,
DEFVAR_LISP ("post-command-idle-hook", &Vpost_command_idle_hook,
doc: /* Normal hook run after each command is executed, if idle.
-Errors running the hook are caught and ignored.
-This feature is obsolete; use idle timers instead. See `etc/NEWS'. */);
+Errors running the hook are caught and ignored. */);
Vpost_command_idle_hook = Qnil;
DEFVAR_INT ("post-command-idle-delay", &post_command_idle_delay,
"ignore-event");
initial_define_lispy_key (Vspecial_event_map, "make-frame-visible",
"ignore-event");
- initial_define_lispy_key (Vspecial_event_map, "select-window",
- "handle-select-window");
+ /* Handling it at such a low-level causes read_key_sequence to get
+ * confused because it doesn't realize that the current_buffer was
+ * changed by read_char.
+ *
+ * initial_define_lispy_key (Vspecial_event_map, "select-window",
+ * "handle-select-window"); */
initial_define_lispy_key (Vspecial_event_map, "save-session",
"handle-save-session");
}
+
+/* Mark the pointers in the kboard objects.
+ Called by the Fgarbage_collector. */
+void
+mark_kboards ()
+{
+ KBOARD *kb;
+ Lisp_Object *p;
+ for (kb = all_kboards; kb; kb = kb->next_kboard)
+ {
+ if (kb->kbd_macro_buffer)
+ for (p = kb->kbd_macro_buffer; p < kb->kbd_macro_ptr; p++)
+ mark_object (*p);
+ mark_object (kb->Voverriding_terminal_local_map);
+ mark_object (kb->Vlast_command);
+ mark_object (kb->Vreal_last_command);
+ mark_object (kb->Vprefix_arg);
+ mark_object (kb->Vlast_prefix_arg);
+ mark_object (kb->kbd_queue);
+ mark_object (kb->defining_kbd_macro);
+ mark_object (kb->Vlast_kbd_macro);
+ mark_object (kb->Vsystem_key_alist);
+ mark_object (kb->system_key_syms);
+ mark_object (kb->Vdefault_minibuffer_frame);
+ mark_object (kb->echo_string);
+ }
+ {
+ struct input_event *event;
+ for (event = kbd_fetch_ptr; event != kbd_store_ptr; event++)
+ {
+ if (event == kbd_buffer + KBD_BUFFER_SIZE)
+ event = kbd_buffer;
+ mark_object (event->x);
+ mark_object (event->y);
+ mark_object (event->frame_or_window);
+ mark_object (event->arg);
+ }
+ }
+}
+
+/* arch-tag: 774e34d7-6d31-42f3-8397-e079a4e4c9ca
+ (do not change this comment) */