/* Keyboard and mouse input; editor command loop.
- Copyright (C) 1985, 1986, 1987, 1988, 1989, 1993, 1994, 1995, 1996, 1997,
- 1999, 2000, 2001, 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
+ Copyright (C) 1985, 1986, 1987, 1988, 1989, 1993, 1994, 1995,
+ 1996, 1997, 1999, 2000, 2001, 2002, 2003, 2004,
+ 2005 Free Software Foundation, Inc.
This file is part of GNU Emacs.
You should have received a copy of the GNU General Public License
along with GNU Emacs; see the file COPYING. If not, write to
-the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-Boston, MA 02111-1307, USA. */
+the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+Boston, MA 02110-1301, USA. */
#include <config.h>
#include <signal.h>
/* Form to evaluate (if non-nil) when Emacs is started. */
Lisp_Object Vtop_level;
-/* User-supplied table to translate input characters. */
-Lisp_Object Vkeyboard_translate_table;
-
-/* Keymap mapping ASCII function key sequences onto their preferred forms. */
-extern Lisp_Object Vfunction_key_map;
-
-/* Another keymap that maps key sequences into key sequences.
- This one takes precedence over ordinary definitions. */
-extern Lisp_Object Vkey_translation_map;
-
/* If non-nil, this implements the current input method. */
Lisp_Object Vinput_method_function;
Lisp_Object Qinput_method_function;
Lisp_Object Qpre_command_hook, Vpre_command_hook;
Lisp_Object Qpost_command_hook, Vpost_command_hook;
Lisp_Object Qcommand_hook_internal, Vcommand_hook_internal;
-/* Hook run after a command if there's no more input soon. */
-Lisp_Object Qpost_command_idle_hook, Vpost_command_idle_hook;
-/* Delay time in microseconds before running post-command-idle-hook. */
-EMACS_INT post_command_idle_delay;
+/* Parent keymap of terminal-local function-key-map instances. */
+Lisp_Object Vfunction_key_map;
+
+/* Parent keymap of terminal-local key-translation-map instances. */
+Lisp_Object Vkey_translation_map;
/* List of deferred actions to be performed at a later time.
The precise format isn't relevant here; we just check whether it is nil. */
/* Nonzero if input is available. */
int input_pending;
-/* Non-zero means force key bindings update in parse_menu_item. */
-
-int update_menu_bindings;
-
extern char *pending_malloc_warning;
/* Circular buffer for pre-read keyboard input. */
Lisp_Object Qselect_window;
Lisp_Object Qhelp_echo;
+#ifdef HAVE_MOUSE
+Lisp_Object Qmouse_fixup_help_message;
+#endif
+
/* Symbols to denote kinds of events. */
Lisp_Object Qfunction_key;
Lisp_Object Qmouse_click;
-#ifdef WINDOWSNT
+#if defined (WINDOWSNT) || defined (MAC_OS)
Lisp_Object Qlanguage_change;
#endif
Lisp_Object Qdrag_n_drop;
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 Lisp_Object restore_kboard_configuration P_ ((Lisp_Object));
static SIGTYPE interrupt_signal P_ ((int signalnum));
static void handle_interrupt P_ ((void));
static void timer_start_idle P_ ((void));
doc: /* Invoke the editor command loop recursively.
To get out of the recursive edit, a command can do `(throw 'exit nil)';
that tells this function to return.
-Alternately, `(throw 'exit t)' makes this function signal an error.
+Alternatively, `(throw 'exit t)' makes this function signal an error.
This function is called by the editor initialization to begin editing. */)
()
{
like it is done in the splash screen display, we have to
make sure that we restore single_kboard as command_loop_1
would have done if it were left normally. */
- record_unwind_protect (recursive_edit_unwind,
- Fcons (buffer, single_kboard ? Qt : Qnil));
+ temporarily_switch_to_single_kboard (FRAME_KBOARD (SELECTED_FRAME ()));
+ record_unwind_protect (recursive_edit_unwind, buffer);
recursive_edit_1 ();
return unbind_to (count, Qnil);
}
Lisp_Object
-recursive_edit_unwind (info)
- Lisp_Object info;
+recursive_edit_unwind (buffer)
+ Lisp_Object buffer;
{
- if (BUFFERP (XCAR (info)))
- Fset_buffer (XCAR (info));
-
- if (NILP (XCDR (info)))
- any_kboard_state ();
- else
- single_kboard_state ();
+ if (BUFFERP (buffer))
+ Fset_buffer (buffer);
command_loop_level--;
update_mode_lines = 1;
static struct kboard_stack *kboard_stack;
void
-push_frame_kboard (f)
- FRAME_PTR f;
+push_kboard (k)
+ struct kboard *k;
{
#ifdef MULTI_KBOARD
struct kboard_stack *p
p->kboard = current_kboard;
kboard_stack = p;
- current_kboard = FRAME_KBOARD (f);
+ current_kboard = k;
#endif
}
void
-pop_frame_kboard ()
+push_frame_kboard (f)
+ FRAME_PTR f;
+{
+ push_kboard (f->device->kboard);
+}
+
+void
+pop_kboard ()
{
#ifdef MULTI_KBOARD
+ struct device *d;
struct kboard_stack *p = kboard_stack;
- current_kboard = p->kboard;
+ int ok = 0;
+ current_kboard = NULL;
+ for (d = device_list; d; d = d->next_device)
+ {
+ if (d->kboard == p->kboard)
+ {
+ current_kboard = p->kboard;
+ break;
+ }
+ }
+ if (current_kboard == NULL)
+ {
+ /* The display we remembered has been deleted. */
+ current_kboard = FRAME_KBOARD (SELECTED_FRAME ());
+ }
kboard_stack = p->next;
xfree (p);
#endif
}
+
+/* Switch to single_kboard mode. If K is non-nil, set it as the
+ current keyboard. Use record_unwind_protect to return to the
+ previous state later. */
+
+void
+temporarily_switch_to_single_kboard (k)
+ struct kboard *k;
+{
+#ifdef MULTI_KBOARD
+ int was_locked = single_kboard;
+ if (k != NULL)
+ push_kboard (k);
+ else
+ push_kboard (current_kboard);
+ single_kboard_state ();
+ record_unwind_protect (restore_kboard_configuration,
+ (was_locked ? Qt : Qnil));
+#endif
+}
+
+void
+record_single_kboard_state ()
+{
+ push_kboard (current_kboard);
+ record_unwind_protect (restore_kboard_configuration,
+ (single_kboard ? Qt : Qnil));
+}
+
+static Lisp_Object
+restore_kboard_configuration (was_locked)
+ Lisp_Object was_locked;
+{
+ if (NILP (was_locked))
+ any_kboard_state ();
+ else
+ single_kboard_state ();
+ pop_kboard ();
+ return Qnil;
+}
\f
/* Handle errors that are not handled at inner levels
by printing an error message and returning to the editor command loop. */
cancel_hourglass ();
#endif
- if (!NILP (executing_macro))
+ if (!NILP (executing_kbd_macro))
{
- if (executing_macro_iterations == 1)
+ if (executing_kbd_macro_iterations == 1)
sprintf (macroerror, "After 1 kbd macro iteration: ");
else
sprintf (macroerror, "After %d kbd macro iterations: ",
- executing_macro_iterations);
+ executing_kbd_macro_iterations);
}
else
*macroerror = 0;
Vstandard_output = Qt;
Vstandard_input = Qt;
- Vexecuting_macro = Qnil;
- executing_macro = Qnil;
+ Vexecuting_kbd_macro = Qnil;
+ executing_kbd_macro = Qnil;
current_kboard->Vprefix_arg = Qnil;
current_kboard->Vlast_prefix_arg = Qnil;
cancel_echoing ();
{
Lisp_Object val;
val = internal_catch (Qexit, command_loop_2, Qnil);
- executing_macro = Qnil;
+ executing_kbd_macro = Qnil;
return val;
}
else
other reason. */
any_kboard_state ();
internal_catch (Qtop_level, command_loop_2, Qnil);
- executing_macro = Qnil;
+ executing_kbd_macro = Qnil;
/* End of file in -batch run causes exit here. */
if (noninteractive)
cancel_hourglass ();
#endif
+ /* Unblock input if we enter with input blocked. This may happen if
+ redisplay traps e.g. during tool-bar update with input blocked. */
+ while (INPUT_BLOCKED_P)
+ UNBLOCK_INPUT;
+
return Fthrow (Qtop_level, Qnil);
}
if (!NILP (Vdeferred_action_list))
safe_run_hooks (Qdeferred_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);
- }
}
Vmemory_full = Qnil;
Is this a good idea? */
if (FRAMEP (internal_last_event_frame)
&& !EQ (internal_last_event_frame, selected_frame))
- Fselect_frame (internal_last_event_frame, Qnil);
+ Fselect_frame (internal_last_event_frame);
#endif
/* If it has changed current-menubar from previous value,
really recompute the menubar from the value. */
Vthis_command = Qnil;
real_this_command = Qnil;
+ Vthis_original_command = Qnil;
/* Read next key sequence; i gets its length. */
i = read_key_sequence (keybuf, sizeof keybuf / sizeof keybuf[0],
}
cmd = read_key_sequence_cmd;
- if (!NILP (Vexecuting_macro))
+ if (!NILP (Vexecuting_kbd_macro))
{
if (!NILP (Vquit_flag))
{
- Vexecuting_macro = Qt;
+ Vexecuting_kbd_macro = Qt;
QUIT; /* Make some noise. */
/* Will return since macro now empty. */
}
&& EQ (current_buffer->selective_display, Qnil)
&& !detect_input_pending ()
&& NILP (XWINDOW (selected_window)->column_number_displayed)
- && NILP (Vexecuting_macro))
+ && NILP (Vexecuting_kbd_macro))
direct_output_forward_char (1);
goto directly_done;
}
&& EQ (current_buffer->selective_display, Qnil)
&& !detect_input_pending ()
&& NILP (XWINDOW (selected_window)->column_number_displayed)
- && NILP (Vexecuting_macro))
+ && NILP (Vexecuting_kbd_macro))
direct_output_forward_char (-1);
goto directly_done;
}
= translate_char (Vtranslation_table_for_input,
XFASTINT (last_command_char), 0, 0, 0);
int value;
- if (NILP (Vexecuting_macro)
+ if (NILP (Vexecuting_kbd_macro)
&& !EQ (minibuf_window, selected_window))
{
if (!nonundocount || nonundocount >= 20)
|| !EQ (current_buffer->selective_display, Qnil)
|| detect_input_pending ()
|| !NILP (XWINDOW (selected_window)->column_number_displayed)
- || !NILP (Vexecuting_macro));
+ || !NILP (Vexecuting_kbd_macro));
value = internal_self_insert (c, 0);
int scount = SPECPDL_INDEX ();
if (display_hourglass_p
- && NILP (Vexecuting_macro))
+ && NILP (Vexecuting_kbd_macro))
{
record_unwind_protect (cancel_hourglass_unwind, Qnil);
start_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))
+ if (NILP (Vexecuting_kbd_macro))
unbind_to (scount, Qnil);
#endif
}
if (!NILP (Vdeferred_action_list))
safe_run_hooks (Qdeferred_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 there is a prefix argument,
1) We don't want Vlast_command to be ``universal-argument''
(that would be dumb), so don't set Vlast_command,
? 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. */
+ && (beg < PT /* && end > PT <- It's always the case. */
+ || (beg <= PT && STRINGP (val) && SCHARS (val) == 0)))
{
xassert (end > PT);
- SET_PT (PT < last_pt ? beg : end);
+ SET_PT (PT < last_pt
+ ? (STRINGP (val) && SCHARS (val) == 0 ? beg - 1 : beg)
+ : end);
check_composition = check_invisible = 1;
}
check_display = 0;
struct atimer *timer;
{
if (poll_suppress_count == 0)
+#ifdef SYNC_INPUT
+ interrupt_input_pending = 1;
+#else
poll_for_input_1 ();
+#endif
}
#endif /* POLL_FOR_INPUT */
return c;
}
-/* Display help echo in the echo area.
+/* Display the help-echo property of the character after the mouse pointer.
+ Either show it in the echo area, or call show-help-function to display
+ it by other means (maybe in a tooltip).
+
+ If HELP is nil, that means clear the previous help echo.
- HELP a string means display that string, HELP nil means clear the
- help echo. If HELP is a function, call it with OBJECT and POS as
- arguments; the function should return a help string or nil for
- none. For all other types of HELP evaluate it to obtain a string.
+ If HELP is a string, display that string. If HELP is a function,
+ call it with OBJECT and POS as arguments; the function should
+ return a help string or nil for none. For all other types of HELP,
+ evaluate it to obtain a string.
WINDOW is the window in which the help was generated, if any.
It is nil if not in a window.
return;
}
+#ifdef HAVE_MOUSE
+ if (!noninteractive && STRINGP (help))
+ help = call1 (Qmouse_fixup_help_message, help);
+#endif
+
if (STRINGP (help) || NILP (help))
{
if (!NILP (Vshow_help_function))
this_command_key_count_reset = 0;
- if (!NILP (Vexecuting_macro))
+ if (!NILP (Vexecuting_kbd_macro))
{
/* We set this to Qmacro; since that's not a frame, nobody will
try to switch frames on us, and the selected window will
/* Exit the macro if we are at the end.
Also, some things replace the macro with t
to force an early exit. */
- if (EQ (Vexecuting_macro, Qt)
- || executing_macro_index >= XFASTINT (Flength (Vexecuting_macro)))
+ if (EQ (Vexecuting_kbd_macro, Qt)
+ || executing_kbd_macro_index >= XFASTINT (Flength (Vexecuting_kbd_macro)))
{
XSETINT (c, -1);
goto exit;
}
- c = Faref (Vexecuting_macro, make_number (executing_macro_index));
- if (STRINGP (Vexecuting_macro)
- && (XINT (c) & 0x80))
+ c = Faref (Vexecuting_kbd_macro, make_number (executing_kbd_macro_index));
+ if (STRINGP (Vexecuting_kbd_macro)
+ && (XINT (c) & 0x80) && (XUINT (c) <= 0xff))
XSETFASTINT (c, CHAR_META | (XINT (c) & ~0x80));
- executing_macro_index++;
+ executing_kbd_macro_index++;
goto from_macro;
}
if (_setjmp (local_getcjmp))
{
+ /* We must have saved the outer value of getcjmp here,
+ so restore it now. */
+ restore_getcjmp (save_jump);
XSETINT (c, quit_char);
internal_last_event_frame = selected_frame;
Vlast_event_frame = internal_last_event_frame;
if (XINT (c) == -1)
goto exit;
- if ((STRINGP (Vkeyboard_translate_table)
- && 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)
+ if ((STRINGP (current_kboard->Vkeyboard_translate_table)
+ && SCHARS (current_kboard->Vkeyboard_translate_table) > (unsigned) XFASTINT (c))
+ || (VECTORP (current_kboard->Vkeyboard_translate_table)
+ && XVECTOR (current_kboard->Vkeyboard_translate_table)->size > (unsigned) XFASTINT (c))
+ || (CHAR_TABLE_P (current_kboard->Vkeyboard_translate_table)
&& CHAR_VALID_P (XINT (c), 0)))
{
Lisp_Object d;
- d = Faref (Vkeyboard_translate_table, c);
+ d = Faref (current_kboard->Vkeyboard_translate_table, c);
/* nil in keyboard-translate-table means no translation. */
if (!NILP (d))
c = d;
READABLE_EVENTS_FILTER_EVENTS is set, report it as empty. */
if (kbd_fetch_ptr != kbd_store_ptr)
{
- int have_live_event = 1;
-
- if (flags & READABLE_EVENTS_FILTER_EVENTS)
+ if (flags & (READABLE_EVENTS_FILTER_EVENTS
+#ifdef USE_TOOLKIT_SCROLL_BARS
+ | READABLE_EVENTS_IGNORE_SQUEEZABLES
+#endif
+ ))
{
struct input_event *event;
? kbd_fetch_ptr
: kbd_buffer);
- while (have_live_event && event->kind == FOCUS_IN_EVENT)
- {
- event++;
+ do
+ {
+ if (!(
+#ifdef USE_TOOLKIT_SCROLL_BARS
+ (flags & READABLE_EVENTS_FILTER_EVENTS) &&
+#endif
+ event->kind == FOCUS_IN_EVENT)
+#ifdef USE_TOOLKIT_SCROLL_BARS
+ && !((flags & READABLE_EVENTS_IGNORE_SQUEEZABLES)
+ && event->kind == SCROLL_BAR_CLICK_EVENT
+ && event->part == scroll_bar_handle
+ && event->modifiers == 0)
+#endif
+ )
+ return 1;
+ event++;
if (event == kbd_buffer + KBD_BUFFER_SIZE)
event = kbd_buffer;
- if (event == kbd_store_ptr)
- have_live_event = 0;
- }
+ }
+ while (event != kbd_store_ptr);
}
- if (have_live_event) return 1;
+ else
+ return 1;
}
#ifdef HAVE_MOUSE
kbd_fetch_ptr = event + 1;
}
#endif
-#if defined (HAVE_X11) || defined (HAVE_NTGUI)
+#if defined (HAVE_X11) || defined (HAVE_NTGUI) || defined (MAC_OS)
else if (event->kind == ICONIFY_EVENT)
{
/* Make an event (iconify-frame (FRAME)). */
x_activate_menubar (XFRAME (event->frame_or_window));
}
#endif
-#ifdef WINDOWSNT
+#if defined (WINDOWSNT) || defined (MAC_OS)
else if (event->kind == LANGUAGE_CHANGE_EVENT)
{
+#ifdef MAC_OS
+ /* Make an event (language-change (KEY_SCRIPT)). */
+ obj = Fcons (make_number (event->code), Qnil);
+#else
/* Make an event (language-change (FRAME CHARSET LCID)). */
obj = Fcons (event->frame_or_window, Qnil);
+#endif
obj = Fcons (Qlanguage_change, Fcons (obj, Qnil));
kbd_fetch_ptr = event + 1;
}
x = Qnil;
/* XXX Can f or mouse_position_hook be NULL here? */
- if (f && FRAME_DISPLAY (f)->mouse_position_hook)
- (*FRAME_DISPLAY (f)->mouse_position_hook) (&f, 0, &bar_window,
- &part, &x, &y, &time);
+ if (f && FRAME_DEVICE (f)->mouse_position_hook)
+ (*FRAME_DEVICE (f)->mouse_position_hook) (&f, 0, &bar_window,
+ &part, &x, &y, &time);
obj = Qnil;
{
if (NILP (vector[0]))
{
- int was_locked = single_kboard;
int count = SPECPDL_INDEX ();
Lisp_Object old_deactivate_mark = Vdeactivate_mark;
+ /* On unbind_to, resume allowing input from any kboard, if that
+ was true before. */
+ record_single_kboard_state ();
+
/* Mark the timer as triggered to prevent problems if the lisp
code fails to reschedule it right. */
vector[0] = Qt;
timers_run++;
unbind_to (count, Qnil);
- /* Resume allowing input from any kboard, if that was true before. */
- if (!was_locked)
- any_kboard_state ();
-
/* Since we have handled the event,
we don't need to tell the caller to wake up and do it. */
}
XSETINT (*x, wx);
XSETINT (*y, wy);
- if (part == ON_MODE_LINE || part == ON_HEADER_LINE)
+ if (part == ON_TEXT)
+ {
+ wx += WINDOW_LEFT_MARGIN_WIDTH (w);
+ }
+ else 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. */
&object, &dx, &dy, &width, &height);
if (STRINGP (string))
string_info = Fcons (string, make_number (charpos));
+ if (part == ON_LEFT_MARGIN)
+ wx = 0;
+ else
+ wx = window_box_right_offset (w, TEXT_AREA) - 1;
+ }
+ else if (part == ON_LEFT_FRINGE)
+ {
+ posn = Qleft_fringe;
+ rx = 0;
+ dx = wx;
+ wx = (WINDOW_HAS_FRINGES_OUTSIDE_MARGINS (w)
+ ? 0
+ : window_box_width (w, LEFT_MARGIN_AREA));
+ dx -= wx;
}
- else if (part == ON_LEFT_FRINGE || part == ON_RIGHT_FRINGE)
+ else if (part == ON_RIGHT_FRINGE)
{
- posn = (part == ON_LEFT_FRINGE) ? Qleft_fringe : Qright_fringe;
+ posn = 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);
+ wx = (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));
+ dx -= wx;
+ }
+ else
+ {
+ /* Note: We have no special posn for part == ON_SCROLL_BAR. */
+ wx = max (WINDOW_LEFT_MARGIN_WIDTH (w), wx);
}
if (textpos < 0)
struct display_pos p;
int dx2, dy2;
int width2, height2;
- wx = max (WINDOW_LEFT_MARGIN_WIDTH (w), wx);
string2 = buffer_posn_from_coords (w, &wx, &wy, &p,
&object2, &dx2, &dy2,
&width2, &height2);
if (CONSP (down)
&& INTEGERP (XCAR (down)) && INTEGERP (XCDR (down)))
{
- xdiff = XFASTINT (event->x) - XFASTINT (XCAR (down));
- ydiff = XFASTINT (event->y) - XFASTINT (XCDR (down));
+ xdiff = XINT (event->x) - XINT (XCAR (down));
+ ydiff = XINT (event->y) - XINT (XCDR (down));
}
if (xdiff < double_click_fuzz && xdiff > - double_click_fuzz
- && ydiff < double_click_fuzz
- && ydiff > - double_click_fuzz)
+ && ydiff < double_click_fuzz && ydiff > - double_click_fuzz
+ /* Maybe the mouse has moved a lot, caused scrolling, and
+ eventually ended up at the same screen position (but
+ not buffer position) in which case it is a drag, not
+ a click. */
+ /* FIXME: OTOH if the buffer position has changed
+ because of a timer or process filter rather than
+ because of mouse movement, it should be considered as
+ a click. But mouse-drag-region completely ignores
+ this case and it hasn't caused any real problem, so
+ it's probably OK to ignore it as well. */
+ && EQ (Fcar (Fcdr (start_pos)), Fcar (Fcdr (position))))
/* Mouse hasn't moved (much). */
event->modifiers |= click_modifier;
else
If READABLE_EVENTS_FILTER_EVENTS is set in FLAGS, ignore internal
events (FOCUS_IN_EVENT).
If READABLE_EVENTS_IGNORE_SQUEEZABLES is set in FLAGS, ignore mouse
- movements. */
+ movements and toolkit scroll bar thumb drags. */
static void
get_input_pending (addr, flags)
{
int nread = 0;
int err = 0;
- struct display *d;
+ struct device *d;
- /* Loop through the available displays, and call their input hooks. */
- d = display_list;
+ /* Loop through the available devices, and call their input hooks. */
+ d = device_list;
while (d)
{
- struct display *next = d->next_display;
+ struct device *next = d->next_device;
if (d->read_socket_hook)
{
/* The display device terminated; it should be closed. */
/* Kill Emacs if this was our last display. */
- if (! display_list->next_display)
+ if (! device_list->next_device)
/* 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
alone in its group. */
kill (getpid (), SIGHUP);
- /* XXX Is calling delete_display safe here? It calls Fdelete_frame. */
- if (d->delete_display_hook)
- (*d->delete_display_hook) (d);
+ /* XXX Is calling delete_device safe here? It calls Fdelete_frame. */
+ if (d->delete_device_hook)
+ (*d->delete_device_hook) (d);
else
- delete_display (d);
+ delete_device (d);
}
if (hold_quit.kind != NO_EVENT)
/* This is the tty way of reading available input.
- Note that each terminal device has its own `struct display' object,
+ Note that each terminal device has its own `struct device' object,
and so this function is called once for each individual termcap
display. The first parameter indicates which device to read from. */
int
-tty_read_avail_input (struct display *display,
+tty_read_avail_input (struct device *device,
int expected,
struct input_event *hold_quit)
{
of characters on some systems when input is stuffed at us. */
unsigned char cbuf[KBD_BUFFER_SIZE - 1];
int n_to_read, i;
- struct tty_display_info *tty = display->display_info.tty;
+ struct tty_display_info *tty = device->display_info.tty;
int nread = 0;
- if (display->type != output_termcap)
+ if (device->type != output_termcap)
abort ();
/* XXX I think the following code should be moved to separate hook
if (ioctl (fileno (tty->input), FIONREAD, &n_to_read) < 0)
{
if (! noninteractive)
- return -2; /* Close this display. */
+ return -2; /* Close this device. */
else
n_to_read = 0;
}
when the control tty is taken away.
Jeffrey Honig <jch@bsdi.com> says this is generally safe. */
if (nread == -1 && errno == EIO)
- return -2; /* Close this display. */
+ return -2; /* Close this device. */
#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)
- return -2; /* Close this display. */
+ return -2; /* Close this device. */
#endif
}
while (
int i;
- struct gcpro gcpro1;
-
/* In order to build the menus, we need to call the keymap
accessors. They all call QUIT. But this function is called
during redisplay, during which a quit is fatal. So inhibit
menu_bar_items_vector = Fmake_vector (make_number (24), Qnil);
menu_bar_items_index = 0;
- GCPRO1 (menu_bar_items_vector);
-
/* Build our list of keymaps.
If we recognize a function key and replace its escape sequence in
keybuf with its symbol, or if the sequence starts with a mouse
menu_bar_items_index = i;
Vinhibit_quit = oquit;
- UNGCPRO;
return menu_bar_items_vector;
}
\f
else
def = AREF (item_properties, ITEM_PROPERTY_DEF);
- if (!update_menu_bindings)
- chkcache = 0;
- else if (NILP (XCAR (cachelist))) /* Have no saved key. */
+ if (NILP (XCAR (cachelist))) /* Have no saved key. */
{
if (newcache /* Always check first time. */
/* Should we check everything when precomputing key
last_nonmenu_event = Qnil;
delayed_switch_frame = Qnil;
- fkey.map = fkey.parent = Vfunction_key_map;
- keytran.map = keytran.parent = Vkey_translation_map;
+ fkey.map = fkey.parent = current_kboard->Vlocal_function_key_map;
+ keytran.map = keytran.parent = current_kboard->Vlocal_key_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;
Lisp_Object saved_keys, saved_last_point_position_buffer;
Lisp_Object bindings, value;
struct gcpro gcpro1, gcpro2, gcpro3;
+#ifdef HAVE_X_WINDOWS
+ /* The call to Fcompleting_read wil start and cancel the hourglass,
+ but if the hourglass was already scheduled, this means that no
+ hourglass will be shown for the actual M-x command itself.
+ So we restart it if it is already scheduled. Note that checking
+ hourglass_shown_p is not enough, normally the hourglass is not shown,
+ just scheduled to be shown. */
+ int hstarted = hourglass_started ();
+#endif
saved_keys = Fvector (this_command_key_count,
XVECTOR (this_command_keys)->contents);
Qt, Qnil, Qextended_command_history, Qnil,
Qnil);
+#ifdef HAVE_X_WINDOWS
+ if (hstarted) start_hourglass ();
+#endif
+
if (STRINGP (function) && SCHARS (function) == 0)
error ("No command name given");
/* If enabled, show which key runs this command. */
if (!NILP (Vsuggest_key_bindings)
- && NILP (Vexecuting_macro)
+ && NILP (Vexecuting_kbd_macro)
&& SYMBOLP (function))
bindings = Fwhere_is_internal (function, Voverriding_local_map,
Qt, Qnil, Qnil);
{
/* Must preserve main program's value of errno. */
int old_errno = errno;
- struct display *display;
+ struct device *device;
#if defined (USG) && !defined (POSIX_SIGNALS)
/* USG systems forget handlers when they are used;
SIGNAL_THREAD_CHECK (signalnum);
/* See if we have an active display on our controlling terminal. */
- display = get_named_tty_display (NULL);
- if (!display)
+ device = get_named_tty (NULL);
+ if (!device)
{
/* If there are no frames there, let's pretend that we are a
well-behaving UN*X program and quit. */
controlling tty, if we have a frame there. We disable the
interrupt key on secondary ttys, so the SIGINT must have come
from the controlling tty. */
- internal_last_event_frame = display->display_info.tty->top_frame;
+ internal_last_event_frame = device->display_info.tty->top_frame;
handle_interrupt ();
}
/* XXX This code needs to be revised for multi-tty support. */
if (!NILP (Vquit_flag)
#ifndef MSDOS
- && get_named_tty_display (NULL)
+ && get_named_tty (NULL)
#endif
)
{
#endif
#ifndef DOS_NT
- /* this causes startup screen to be restored and messes with the mouse */
- reset_all_sys_modes ();
+ if (FRAME_TERMCAP_P (XFRAME (selected_frame)))
+ /* this causes startup screen to be restored and messes with the mouse */
+ reset_sys_modes (CURTTY ());
#endif
#ifdef SIGIO
/* Note SIGIO has been undef'd if FIONREAD is missing. */
- if (FRAME_DISPLAY (SELECTED_FRAME ())->read_socket_hook)
+ if (FRAME_DEVICE (SELECTED_FRAME ())->read_socket_hook)
{
/* When using X, don't give the user a real choice,
because we haven't implemented the mechanisms to support it. */
quit_char = XINT (quit) & (NILP (meta) ? 0177 : 0377);
#ifndef DOS_NT
- init_all_sys_modes ();
+ if (FRAME_TERMCAP_P (XFRAME (selected_frame)))
+ init_sys_modes (CURTTY ());
#endif
#ifdef POLL_FOR_INPUT
DEFUN ("posn-at-x-y", Fposn_at_x_y, Sposn_at_x_y, 2, 4, 0,
doc: /* Return position information for pixel coordinates X and Y.
By default, X and Y are relative to text area of the selected window.
-Optional third arg FRAME_OR_WINDOW non-nil specifies frame or window.
+Optional third arg FRAME-OR-WINDOW non-nil specifies frame or window.
If optional fourth arg WHOLE is non-nil, X is relative to the left
edge of the window.
CHECK_LIVE_WINDOW (frame_or_window);
w = XWINDOW (frame_or_window);
- XSETINT (x, (WINDOW_TO_FRAME_PIXEL_X (w, XINT (x))
+ XSETINT (x, (XINT (x)
+ + WINDOW_LEFT_EDGE_X (w)
+ (NILP (whole)
? window_box_left_offset (w, TEXT_AREA)
- : - (WINDOW_LEFT_SCROLL_BAR_COLS (w)
- * WINDOW_FRAME_COLUMN_WIDTH (w)))));
+ : 0)));
XSETINT (y, WINDOW_TO_FRAME_PIXEL_Y (w, XINT (y)));
frame_or_window = w->frame;
}
{
Lisp_Object tem;
+ if (NILP (window))
+ window = selected_window;
+
tem = Fpos_visible_in_window_p (pos, window, Qt);
if (!NILP (tem))
- tem = Fposn_at_x_y (XCAR (tem), XCAR (XCDR (tem)), window, Qnil);
+ {
+ Lisp_Object x = XCAR (tem);
+ Lisp_Object y = XCAR (XCDR (tem));
+
+ /* Point invisible due to hscrolling? */
+ if (XINT (x) < 0)
+ return Qnil;
+ tem = Fposn_at_x_y (x, y, window, Qnil);
+ }
+
return tem;
}
kb->Voverriding_terminal_local_map = Qnil;
kb->Vlast_command = Qnil;
kb->Vreal_last_command = Qnil;
+ kb->Vkeyboard_translate_table = Qnil;
kb->Vprefix_arg = Qnil;
kb->Vlast_prefix_arg = Qnil;
kb->kbd_queue = Qnil;
kb->reference_count = 0;
kb->Vsystem_key_alist = Qnil;
kb->system_key_syms = Qnil;
+ kb->Vlocal_function_key_map = Fmake_sparse_keymap (Qnil);
+ Fset_keymap_parent (kb->Vlocal_function_key_map, Vfunction_key_map);
+ kb->Vlocal_key_translation_map = Fmake_sparse_keymap (Qnil);
+ Fset_keymap_parent (kb->Vlocal_key_translation_map, Vkey_translation_map);
kb->Vdefault_minibuffer_frame = Qnil;
}
&& FRAMEP (selected_frame)
&& FRAME_LIVE_P (XFRAME (selected_frame)))
{
- current_kboard = XFRAME (selected_frame)->kboard;
+ current_kboard = XFRAME (selected_frame)->device->kboard;
if (current_kboard == kb)
abort ();
}
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
Qpost_command_hook = intern ("post-command-hook");
staticpro (&Qpost_command_hook);
- Qpost_command_idle_hook = intern ("post-command-idle-hook");
- staticpro (&Qpost_command_idle_hook);
-
Qdeferred_action_function = intern ("deferred-action-function");
staticpro (&Qdeferred_action_function);
staticpro (&Qfunction_key);
Qmouse_click = intern ("mouse-click");
staticpro (&Qmouse_click);
-#ifdef WINDOWSNT
+#if defined (WINDOWSNT) || defined (MAC_OS)
Qlanguage_change = intern ("language-change");
staticpro (&Qlanguage_change);
#endif
staticpro (&Qdrag_n_drop);
Qsave_session = intern ("save-session");
- staticpro(&Qsave_session);
+ staticpro (&Qsave_session);
Qusr1_signal = intern ("usr1-signal");
staticpro (&Qusr1_signal);
Qmenu_bar = intern ("menu-bar");
staticpro (&Qmenu_bar);
+#ifdef HAVE_MOUSE
+ Qmouse_fixup_help_message = intern ("mouse-fixup-help-message");
+ staticpro (&Qmouse_fixup_help_message);
+#endif
+
Qabove_handle = intern ("above-handle");
staticpro (&Qabove_handle);
Qhandle = intern ("handle");
menu_bar_one_keymap_changed_items = Qnil;
staticpro (&menu_bar_one_keymap_changed_items);
+ menu_bar_items_vector = Qnil;
+ staticpro (&menu_bar_items_vector);
+
defsubr (&Sevent_convert_list);
defsubr (&Sread_key_sequence);
defsubr (&Sread_key_sequence_vector);
command exit.
The value `kill-region' is special; it means that the previous command
-was a kill command. */);
+was a kill command.
+
+`last-command' has a separate binding for each display device.
+See Info node `(elisp)Multiple displays'. */);
DEFVAR_KBOARD ("real-last-command", Vreal_last_command,
doc: /* Same as `last-command', but never altered by Lisp code. */);
Useful to set before you dump a modified Emacs. */);
Vtop_level = Qnil;
- DEFVAR_LISP ("keyboard-translate-table", &Vkeyboard_translate_table,
- doc: /* Translate table for keyboard input, or nil.
+ DEFVAR_KBOARD ("keyboard-translate-table", Vkeyboard_translate_table,
+ doc: /* Translate table for local keyboard input, or nil.
If non-nil, the value should be a char-table. Each character read
from the keyboard is looked up in this char-table. If the value found
there is non-nil, then it is used instead of the actual input character.
untranslated. In a vector, 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;
+output. See also `translation-table-for-input'.
+
+`local-keyboard-translate-table' has a separate binding for each
+terminal. See Info node `(elisp)Multiple displays'. */);
DEFVAR_BOOL ("cannot-suspend", &cannot_suspend,
doc: /* Non-nil means to always spawn a subshell instead of suspending.
might happen repeatedly and make Emacs nonfunctional. */);
Vpost_command_hook = Qnil;
- 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. */);
- Vpost_command_idle_hook = Qnil;
-
- DEFVAR_INT ("post-command-idle-delay", &post_command_idle_delay,
- doc: /* Delay time before running `post-command-idle-hook'.
-This is measured in microseconds. */);
- post_command_idle_delay = 100000;
-
#if 0
DEFVAR_LISP ("echo-area-clear-hook", ...,
doc: /* Normal hook run when clearing the echo area. */);
#endif
Qecho_area_clear_hook = intern ("echo-area-clear-hook");
+ staticpro (&Qecho_area_clear_hook);
SET_SYMBOL_VALUE (Qecho_area_clear_hook, Qnil);
DEFVAR_LISP ("lucid-menu-bar-dirty-flag", &Vlucid_menu_bar_dirty_flag,
It also replaces `overriding-local-map'.
This variable is intended to let commands such as `universal-argument'
-set up a different keymap for reading the next command. */);
+set up a different keymap for reading the next command.
+
+`overriding-terminal-local-map' has a separate binding for each display device.
+See Info node `(elisp)Multiple displays'. */);
DEFVAR_LISP ("overriding-local-map", &Voverriding_local_map,
doc: /* Keymap that overrides all other local keymaps.
doc: /* Alist of system-specific X windows key symbols.
Each element should have the form (N . SYMBOL) where N is the
numeric keysym code (sans the \"system-specific\" bit 1<<28)
-and SYMBOL is its name. */);
+and SYMBOL is its name.
+
+`system-key-alist' has a separate binding for each display device.
+See Info node `(elisp)Multiple displays'.
+
+Note that the currently selected frame has very little to do with
+which binding of this variable is active at any given moment. If you
+need set or get the binding on a specific display, use
+`terminal-local-value' and `set-terminal-local-value'. */);
+
+ DEFVAR_KBOARD ("local-function-key-map", Vlocal_function_key_map,
+ doc: /* Keymap mapping ASCII function key sequences onto their preferred forms.
+This allows Emacs to recognize function keys sent from ASCII
+terminals at any point in a key sequence.
+
+The `read-key-sequence' function replaces any subsequence bound by
+`local-function-key-map' with its binding. More precisely, when the
+active keymaps have no binding for the current key sequence but
+`local-function-key-map' binds a suffix of the sequence to a vector or
+string, `read-key-sequence' replaces the matching suffix with its
+binding, and continues with the new sequence.
+
+The events that come from bindings in `local-function-key-map' are not
+themselves looked up in `local-function-key-map'.
+
+For example, suppose `local-function-key-map' binds `ESC O P' to [f1].
+Typing `ESC O P' to `read-key-sequence' would return [f1]. Typing
+`C-x ESC O P' would return [?\\C-x f1]. If [f1] were a prefix key,
+typing `ESC O P x' would return [f1 x].
+
+`local-function-key-map' has a separate binding for each display
+device. See Info node `(elisp)Multiple displays'. If you need to
+define a binding on all display devices, change `function-key-map'
+instead. Initially, `local-function-key-map' is an empty keymap that
+has `function-key-map' as its parent on all display devices.
+
+Note that the currently selected frame has very little to do with
+which binding of this variable is active at any given moment. If you
+need set or get the binding on a specific display, use
+`terminal-local-value' and `set-terminal-local-value'. */);
+
+ DEFVAR_LISP ("function-key-map", &Vfunction_key_map,
+ doc: /* The parent keymap of all `local-function-key-map' instances.
+Function key definitions that apply to all display devices should go
+here. If a mapping is defined in both the current
+`local-function-key-map' binding and this variable, then the local
+definition will take precendence. */);
+ Vfunction_key_map = Fmake_sparse_keymap (Qnil);
+
+ DEFVAR_KBOARD ("local-key-translation-map", Vlocal_key_translation_map,
+ doc: /* Keymap of key translations that can override keymaps.
+This keymap works like `function-key-map', but comes after that,
+and its non-prefix bindings override ordinary bindings.
+
+`key-translation-map' has a separate binding for each display device.
+(See Info node `(elisp)Multiple displays'.) If you need to set a key
+translation on all devices, change `global-key-translation-map' instead.
+
+Note that the currently selected frame has very little to do with
+which binding of this variable is active at any given moment. If you
+need set or get the binding on a specific display, use
+`terminal-local-value' and `set-terminal-local-value'. */);
+
+ DEFVAR_LISP ("key-translation-map", &Vkey_translation_map,
+ doc: /* The parent keymap of all `local-key-translation-map' instances.
+Key translations that apply to all display devices should go here. */);
+ Vkey_translation_map = Fmake_sparse_keymap (Qnil);
DEFVAR_LISP ("deferred-action-list", &Vdeferred_action_list,
doc: /* List of deferred actions to be performed at a later time.
`disable-point-adjustment' (which see) to non-nil. */);
Vglobal_disable_point_adjustment = Qnil;
- DEFVAR_BOOL ("update-menu-bindings", &update_menu_bindings,
- doc: /* Non-nil means updating menu bindings is allowed.
-A value of nil means menu bindings should not be updated.
-Used during Emacs' startup. */);
- update_menu_bindings = 1;
-
DEFVAR_LISP ("minibuffer-message-timeout", &Vminibuffer_message_timeout,
doc: /* *How long to display an echo-area message when the minibuffer is active.
If the value is not a number, such messages don't time out. */);
initial_define_lispy_key (Vspecial_event_map, "delete-frame",
"handle-delete-frame");
+ /* Here we used to use `ignore-event' which would simple set prefix-arg to
+ current-prefix-arg, as is done in `handle-switch-frame'.
+ But `handle-switch-frame is not run from the special-map.
+ Commands from that map are run in a special way that automatically
+ preserves the prefix-arg. Restoring the prefix arg here is not just
+ redundant but harmful:
+ - C-u C-x v =
+ - current-prefix-arg is set to non-nil, prefix-arg is set to nil.
+ - after the first prompt, the exit-minibuffer-hook is run which may
+ iconify a frame and thus push a `iconify-frame' event.
+ - after running exit-minibuffer-hook, current-prefix-arg is
+ restored to the non-nil value it had before the prompt.
+ - we enter the second prompt.
+ current-prefix-arg is non-nil, prefix-arg is nil.
+ - before running the first real event, we run the special iconify-frame
+ event, but we pass the `special' arg to execute-command so
+ current-prefix-arg and prefix-arg are left untouched.
+ - here we foolishly copy the non-nil current-prefix-arg to prefix-arg.
+ - the next key event will have a spuriously non-nil current-prefix-arg. */
initial_define_lispy_key (Vspecial_event_map, "iconify-frame",
- "ignore-event");
+ "ignore");
initial_define_lispy_key (Vspecial_event_map, "make-frame-visible",
- "ignore-event");
+ "ignore");
/* 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.
mark_object (kb->Vlast_kbd_macro);
mark_object (kb->Vsystem_key_alist);
mark_object (kb->system_key_syms);
+ mark_object (kb->Vlocal_function_key_map);
+ mark_object (kb->Vlocal_key_translation_map);
mark_object (kb->Vdefault_minibuffer_frame);
mark_object (kb->echo_string);
}