1 /* TUI window generic functions.
3 Copyright (C) 1998-2020 Free Software Foundation, Inc.
5 Contributed by Hewlett-Packard Company.
7 This file is part of GDB.
9 This program is free software; you can redistribute it and/or modify
10 it under the terms of the GNU General Public License as published by
11 the Free Software Foundation; either version 3 of the License, or
12 (at your option) any later version.
14 This program is distributed in the hope that it will be useful,
15 but WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 GNU General Public License for more details.
19 You should have received a copy of the GNU General Public License
20 along with this program. If not, see <http://www.gnu.org/licenses/>. */
22 /* This module contains procedures for handling tui window functions
23 like resize, scrolling, scrolling, changing focus, etc.
25 Author: Susan B. Macchia */
30 #include "breakpoint.h"
32 #include "cli/cli-cmds.h"
33 #include "cli/cli-style.h"
36 #include "gdbsupport/event-loop.h"
38 #include "async-event.h"
41 #include "tui/tui-io.h"
42 #include "tui/tui-command.h"
43 #include "tui/tui-data.h"
44 #include "tui/tui-layout.h"
45 #include "tui/tui-wingeneral.h"
46 #include "tui/tui-stack.h"
47 #include "tui/tui-regs.h"
48 #include "tui/tui-disasm.h"
49 #include "tui/tui-source.h"
50 #include "tui/tui-winsource.h"
51 #include "tui/tui-win.h"
53 #include "gdb_curses.h"
55 #include "readline/readline.h"
56 #include "gdbsupport/gdb_string_view.h"
60 static void tui_set_tab_width_command (const char *, int);
61 static void tui_refresh_all_command (const char *, int);
62 static void tui_all_windows_info (const char *, int);
63 static void tui_scroll_forward_command (const char *, int);
64 static void tui_scroll_backward_command (const char *, int);
65 static void tui_scroll_left_command (const char *, int);
66 static void tui_scroll_right_command (const char *, int);
67 static void parse_scrolling_args (const char *,
68 struct tui_win_info
**,
73 # define ACS_LRCORNER '+'
76 # define ACS_LLCORNER '+'
79 # define ACS_ULCORNER '+'
82 # define ACS_URCORNER '+'
85 # define ACS_HLINE '-'
88 # define ACS_VLINE '|'
91 /* Possible values for tui-border-kind variable. */
92 static const char *const tui_border_kind_enums
[] = {
99 /* Possible values for tui-border-mode and tui-active-border-mode. */
100 static const char *const tui_border_mode_enums
[] = {
117 /* Translation table for border-mode variables.
118 The list of values must be terminated by a NULL.
119 After the NULL value, an entry defines the default. */
120 static struct tui_translate tui_border_mode_translate
[] = {
121 { "normal", A_NORMAL
},
122 { "standout", A_STANDOUT
},
123 { "reverse", A_REVERSE
},
125 { "half-standout", A_DIM
| A_STANDOUT
},
127 { "bold-standout", A_BOLD
| A_STANDOUT
},
129 { "normal", A_NORMAL
}
132 /* Translation tables for border-kind, one for each border
133 character (see wborder, border curses operations).
134 -1 is used to indicate the ACS because ACS characters
135 are determined at run time by curses (depends on terminal). */
136 static struct tui_translate tui_border_kind_translate_vline
[] = {
144 static struct tui_translate tui_border_kind_translate_hline
[] = {
152 static struct tui_translate tui_border_kind_translate_ulcorner
[] = {
160 static struct tui_translate tui_border_kind_translate_urcorner
[] = {
168 static struct tui_translate tui_border_kind_translate_llcorner
[] = {
176 static struct tui_translate tui_border_kind_translate_lrcorner
[] = {
185 /* Tui configuration variables controlled with set/show command. */
186 static const char *tui_active_border_mode
= "bold-standout";
188 show_tui_active_border_mode (struct ui_file
*file
,
190 struct cmd_list_element
*c
,
193 fprintf_filtered (file
, _("\
194 The attribute mode to use for the active TUI window border is \"%s\".\n"),
198 static const char *tui_border_mode
= "normal";
200 show_tui_border_mode (struct ui_file
*file
,
202 struct cmd_list_element
*c
,
205 fprintf_filtered (file
, _("\
206 The attribute mode to use for the TUI window borders is \"%s\".\n"),
210 static const char *tui_border_kind
= "acs";
212 show_tui_border_kind (struct ui_file
*file
,
214 struct cmd_list_element
*c
,
217 fprintf_filtered (file
, _("The kind of border for TUI windows is \"%s\".\n"),
222 /* Tui internal configuration variables. These variables are updated
223 by tui_update_variables to reflect the tui configuration
225 chtype tui_border_vline
;
226 chtype tui_border_hline
;
227 chtype tui_border_ulcorner
;
228 chtype tui_border_urcorner
;
229 chtype tui_border_llcorner
;
230 chtype tui_border_lrcorner
;
232 int tui_border_attrs
;
233 int tui_active_border_attrs
;
235 /* Identify the item in the translation table.
236 When the item is not recognized, use the default entry. */
237 static struct tui_translate
*
238 translate (const char *name
, struct tui_translate
*table
)
242 if (name
&& strcmp (table
->name
, name
) == 0)
247 /* Not found, return default entry. */
252 /* Update the tui internal configuration according to gdb settings.
253 Returns 1 if the configuration has changed and the screen should
256 tui_update_variables ()
258 bool need_redraw
= false;
259 struct tui_translate
*entry
;
261 entry
= translate (tui_border_mode
, tui_border_mode_translate
);
262 if (tui_border_attrs
!= entry
->value
)
264 tui_border_attrs
= entry
->value
;
267 entry
= translate (tui_active_border_mode
, tui_border_mode_translate
);
268 if (tui_active_border_attrs
!= entry
->value
)
270 tui_active_border_attrs
= entry
->value
;
274 /* If one corner changes, all characters are changed.
275 Only check the first one. The ACS characters are determined at
276 run time by curses terminal management. */
277 entry
= translate (tui_border_kind
, tui_border_kind_translate_lrcorner
);
278 if (tui_border_lrcorner
!= (chtype
) entry
->value
)
280 tui_border_lrcorner
= (entry
->value
< 0) ? ACS_LRCORNER
: entry
->value
;
283 entry
= translate (tui_border_kind
, tui_border_kind_translate_llcorner
);
284 tui_border_llcorner
= (entry
->value
< 0) ? ACS_LLCORNER
: entry
->value
;
286 entry
= translate (tui_border_kind
, tui_border_kind_translate_ulcorner
);
287 tui_border_ulcorner
= (entry
->value
< 0) ? ACS_ULCORNER
: entry
->value
;
289 entry
= translate (tui_border_kind
, tui_border_kind_translate_urcorner
);
290 tui_border_urcorner
= (entry
->value
< 0) ? ACS_URCORNER
: entry
->value
;
292 entry
= translate (tui_border_kind
, tui_border_kind_translate_hline
);
293 tui_border_hline
= (entry
->value
< 0) ? ACS_HLINE
: entry
->value
;
295 entry
= translate (tui_border_kind
, tui_border_kind_translate_vline
);
296 tui_border_vline
= (entry
->value
< 0) ? ACS_VLINE
: entry
->value
;
301 static struct cmd_list_element
*tuilist
;
303 struct cmd_list_element
**
304 tui_get_cmd_list (void)
307 add_basic_prefix_cmd ("tui", class_tui
,
308 _("Text User Interface commands."),
309 &tuilist
, "tui ", 0, &cmdlist
);
313 /* The set_func hook of "set tui ..." commands that affect the window
314 borders on the TUI display. */
317 tui_set_var_cmd (const char *null_args
,
318 int from_tty
, struct cmd_list_element
*c
)
320 if (tui_update_variables () && tui_active
)
321 tui_rehighlight_all ();
326 /* True if TUI resizes should print a message. This is used by the
329 static bool resize_message
;
332 show_tui_resize_message (struct ui_file
*file
, int from_tty
,
333 struct cmd_list_element
*c
, const char *value
)
335 fprintf_filtered (file
, _("TUI resize messaging is %s.\n"), value
);
340 /* Generic window name completion function. Complete window name pointed
341 to by TEXT and WORD. If INCLUDE_NEXT_PREV_P is true then the special
342 window names 'next' and 'prev' will also be considered as possible
343 completions of the window name. */
346 window_name_completer (completion_tracker
&tracker
,
347 int include_next_prev_p
,
348 const char *text
, const char *word
)
350 std::vector
<const char *> completion_name_vec
;
352 for (tui_win_info
*win_info
: all_tui_windows ())
354 const char *completion_name
= NULL
;
356 /* We can't focus on an invisible window. */
357 if (!win_info
->is_visible ())
360 completion_name
= win_info
->name ();
361 gdb_assert (completion_name
!= NULL
);
362 completion_name_vec
.push_back (completion_name
);
365 /* If no windows are considered visible then the TUI has not yet been
366 initialized. But still "focus src" and "focus cmd" will work because
367 invoking the focus command will entail initializing the TUI which sets the
368 default layout to "src". */
369 if (completion_name_vec
.empty ())
371 completion_name_vec
.push_back (SRC_NAME
);
372 completion_name_vec
.push_back (CMD_NAME
);
375 if (include_next_prev_p
)
377 completion_name_vec
.push_back ("next");
378 completion_name_vec
.push_back ("prev");
382 completion_name_vec
.push_back (NULL
);
383 complete_on_enum (tracker
, completion_name_vec
.data (), text
, word
);
386 /* Complete possible window names to focus on. TEXT is the complete text
387 entered so far, WORD is the word currently being completed. */
390 focus_completer (struct cmd_list_element
*ignore
,
391 completion_tracker
&tracker
,
392 const char *text
, const char *word
)
394 window_name_completer (tracker
, 1, text
, word
);
397 /* Complete possible window names for winheight command. TEXT is the
398 complete text entered so far, WORD is the word currently being
402 winheight_completer (struct cmd_list_element
*ignore
,
403 completion_tracker
&tracker
,
404 const char *text
, const char *word
)
406 /* The first word is the window name. That we can complete. Subsequent
407 words can't be completed. */
411 window_name_completer (tracker
, 0, text
, word
);
414 /* Update gdb's knowledge of the terminal size. */
416 tui_update_gdb_sizes (void)
422 width
= TUI_CMD_WIN
->width
;
423 height
= TUI_CMD_WIN
->height
;
427 width
= tui_term_width ();
428 height
= tui_term_height ();
431 set_screen_width_and_height (width
, height
);
436 tui_win_info::forward_scroll (int num_to_scroll
)
438 if (num_to_scroll
== 0)
439 num_to_scroll
= height
- 3;
441 do_scroll_vertical (num_to_scroll
);
445 tui_win_info::backward_scroll (int num_to_scroll
)
447 if (num_to_scroll
== 0)
448 num_to_scroll
= height
- 3;
450 do_scroll_vertical (-num_to_scroll
);
455 tui_win_info::left_scroll (int num_to_scroll
)
457 if (num_to_scroll
== 0)
460 do_scroll_horizontal (num_to_scroll
);
465 tui_win_info::right_scroll (int num_to_scroll
)
467 if (num_to_scroll
== 0)
470 do_scroll_horizontal (-num_to_scroll
);
475 tui_refresh_all_win (void)
477 clearok (curscr
, TRUE
);
482 tui_rehighlight_all (void)
484 for (tui_win_info
*win_info
: all_tui_windows ())
485 win_info
->check_and_display_highlight_if_needed ();
488 /* Resize all the windows based on the terminal size. This function
489 gets called from within the readline SIGWINCH handler. */
491 tui_resize_all (void)
493 int height_diff
, width_diff
;
494 int screenheight
, screenwidth
;
496 rl_get_screen_size (&screenheight
, &screenwidth
);
497 width_diff
= screenwidth
- tui_term_width ();
498 height_diff
= screenheight
- tui_term_height ();
499 if (height_diff
|| width_diff
)
501 struct tui_win_info
*win_with_focus
= tui_win_with_focus ();
503 #ifdef HAVE_RESIZE_TERM
504 resize_term (screenheight
, screenwidth
);
506 /* Turn keypad off while we resize. */
507 if (win_with_focus
!= TUI_CMD_WIN
)
508 keypad (TUI_CMD_WIN
->handle
.get (), FALSE
);
509 tui_update_gdb_sizes ();
510 tui_set_term_height_to (screenheight
);
511 tui_set_term_width_to (screenwidth
);
513 /* erase + clearok are used instead of a straightforward clear as
514 AIX 5.3 does not define clear. */
516 clearok (curscr
, TRUE
);
517 tui_apply_current_layout ();
518 /* Turn keypad back on, unless focus is in the command
520 if (win_with_focus
!= TUI_CMD_WIN
)
521 keypad (TUI_CMD_WIN
->handle
.get (), TRUE
);
526 /* Token for use by TUI's asynchronous SIGWINCH handler. */
527 static struct async_signal_handler
*tui_sigwinch_token
;
529 /* TUI's SIGWINCH signal handler. */
531 tui_sigwinch_handler (int signal
)
533 mark_async_signal_handler (tui_sigwinch_token
);
534 tui_set_win_resized_to (true);
537 /* Callback for asynchronously resizing TUI following a SIGWINCH signal. */
539 tui_async_resize_screen (gdb_client_data arg
)
541 rl_resize_terminal ();
545 int screen_height
, screen_width
;
547 rl_get_screen_size (&screen_height
, &screen_width
);
548 set_screen_width_and_height (screen_width
, screen_height
);
550 /* win_resized is left set so that the next call to tui_enable()
551 resizes the TUI windows. */
555 tui_set_win_resized_to (false);
557 tui_refresh_all_win ();
558 tui_update_gdb_sizes ();
562 printf_unfiltered ("@@ resize done %d, size = %dx%d\n", count
,
563 tui_term_width (), tui_term_height ());
566 tui_redisplay_readline ();
571 /* Initialize TUI's SIGWINCH signal handler. Note that the handler is not
572 uninstalled when we exit TUI, so the handler should not assume that TUI is
575 tui_initialize_win (void)
579 = create_async_signal_handler (tui_async_resize_screen
, NULL
);
582 #ifdef HAVE_SIGACTION
583 struct sigaction old_winch
;
585 memset (&old_winch
, 0, sizeof (old_winch
));
586 old_winch
.sa_handler
= &tui_sigwinch_handler
;
588 old_winch
.sa_flags
= SA_RESTART
;
590 sigaction (SIGWINCH
, &old_winch
, NULL
);
592 signal (SIGWINCH
, &tui_sigwinch_handler
);
600 tui_scroll_forward_command (const char *arg
, int from_tty
)
602 int num_to_scroll
= 1;
603 struct tui_win_info
*win_to_scroll
;
605 /* Make sure the curses mode is enabled. */
608 parse_scrolling_args (arg
, &win_to_scroll
, NULL
);
610 parse_scrolling_args (arg
, &win_to_scroll
, &num_to_scroll
);
611 win_to_scroll
->forward_scroll (num_to_scroll
);
616 tui_scroll_backward_command (const char *arg
, int from_tty
)
618 int num_to_scroll
= 1;
619 struct tui_win_info
*win_to_scroll
;
621 /* Make sure the curses mode is enabled. */
624 parse_scrolling_args (arg
, &win_to_scroll
, NULL
);
626 parse_scrolling_args (arg
, &win_to_scroll
, &num_to_scroll
);
627 win_to_scroll
->backward_scroll (num_to_scroll
);
632 tui_scroll_left_command (const char *arg
, int from_tty
)
635 struct tui_win_info
*win_to_scroll
;
637 /* Make sure the curses mode is enabled. */
639 parse_scrolling_args (arg
, &win_to_scroll
, &num_to_scroll
);
640 win_to_scroll
->left_scroll (num_to_scroll
);
645 tui_scroll_right_command (const char *arg
, int from_tty
)
648 struct tui_win_info
*win_to_scroll
;
650 /* Make sure the curses mode is enabled. */
652 parse_scrolling_args (arg
, &win_to_scroll
, &num_to_scroll
);
653 win_to_scroll
->right_scroll (num_to_scroll
);
657 /* Answer the window represented by name. */
658 static struct tui_win_info
*
659 tui_partial_win_by_name (gdb::string_view name
)
661 struct tui_win_info
*best
= nullptr;
665 for (tui_win_info
*item
: all_tui_windows ())
667 const char *cur_name
= item
->name ();
669 if (name
== cur_name
)
671 if (startswith (cur_name
, name
))
674 error (_("Window name \"%*s\" is ambiguous"),
675 (int) name
.size (), name
.data ());
684 /* Set focus to the window named by 'arg'. */
686 tui_set_focus_command (const char *arg
, int from_tty
)
691 error_no_arg (_("name of window to focus"));
693 struct tui_win_info
*win_info
= NULL
;
695 if (subset_compare (arg
, "next"))
696 win_info
= tui_next_win (tui_win_with_focus ());
697 else if (subset_compare (arg
, "prev"))
698 win_info
= tui_prev_win (tui_win_with_focus ());
700 win_info
= tui_partial_win_by_name (arg
);
702 if (win_info
== NULL
)
703 error (_("Unrecognized window name \"%s\""), arg
);
704 if (!win_info
->is_visible ())
705 error (_("Window \"%s\" is not visible"), arg
);
707 tui_set_win_focus_to (win_info
);
708 keypad (TUI_CMD_WIN
->handle
.get (), win_info
!= TUI_CMD_WIN
);
709 printf_filtered (_("Focus set to %s window.\n"),
710 tui_win_with_focus ()->name ());
714 tui_all_windows_info (const char *arg
, int from_tty
)
718 printf_filtered (_("The TUI is not active.\n"));
722 struct tui_win_info
*win_with_focus
= tui_win_with_focus ();
723 struct ui_out
*uiout
= current_uiout
;
725 ui_out_emit_table
table_emitter (uiout
, 3, -1, "tui-windows");
726 uiout
->table_header (10, ui_left
, "name", "Name");
727 uiout
->table_header (5, ui_right
, "lines", "Lines");
728 uiout
->table_header (10, ui_left
, "focus", "Focus");
729 uiout
->table_body ();
731 for (tui_win_info
*win_info
: all_tui_windows ())
732 if (win_info
->is_visible ())
734 ui_out_emit_tuple
tuple_emitter (uiout
, nullptr);
736 uiout
->field_string ("name", win_info
->name ());
737 uiout
->field_signed ("lines", win_info
->height
);
738 if (win_with_focus
== win_info
)
739 uiout
->field_string ("focus", _("(has focus)"));
741 uiout
->field_skip ("focus");
748 tui_refresh_all_command (const char *arg
, int from_tty
)
750 /* Make sure the curses mode is enabled. */
753 tui_refresh_all_win ();
756 #define DEFAULT_TAB_LEN 8
758 /* The tab width that should be used by the TUI. */
760 unsigned int tui_tab_width
= DEFAULT_TAB_LEN
;
762 /* The tab width as set by the user. */
764 static unsigned int internal_tab_width
= DEFAULT_TAB_LEN
;
766 /* After the tab width is set, call this to update the relevant
772 for (tui_win_info
*win_info
: all_tui_windows ())
774 if (win_info
->is_visible ())
775 win_info
->update_tab_width ();
779 /* Callback for "set tui tab-width". */
782 tui_set_tab_width (const char *ignore
,
783 int from_tty
, struct cmd_list_element
*c
)
785 if (internal_tab_width
== 0)
787 internal_tab_width
= tui_tab_width
;
788 error (_("Tab width must not be 0"));
791 tui_tab_width
= internal_tab_width
;
795 /* Callback for "show tui tab-width". */
798 tui_show_tab_width (struct ui_file
*file
, int from_tty
,
799 struct cmd_list_element
*c
, const char *value
)
801 fprintf_filtered (gdb_stdout
, _("TUI tab width is %s spaces.\n"), value
);
807 bool compact_source
= false;
809 /* Callback for "set tui compact-source". */
812 tui_set_compact_source (const char *ignore
, int from_tty
,
813 struct cmd_list_element
*c
)
815 if (TUI_SRC_WIN
!= nullptr)
816 TUI_SRC_WIN
->refill ();
819 /* Callback for "show tui compact-source". */
822 tui_show_compact_source (struct ui_file
*file
, int from_tty
,
823 struct cmd_list_element
*c
, const char *value
)
825 printf_filtered (_("TUI source window compactness is %s.\n"), value
);
828 /* Set the tab width of the specified window. */
830 tui_set_tab_width_command (const char *arg
, int from_tty
)
832 /* Make sure the curses mode is enabled. */
840 warning (_("Tab widths greater than 0 must be specified."));
843 internal_tab_width
= ts
;
852 /* Set the height of the specified window. */
854 tui_set_win_height_command (const char *arg
, int from_tty
)
856 /* Make sure the curses mode is enabled. */
859 error_no_arg (_("name of window"));
861 const char *buf
= arg
;
862 const char *buf_ptr
= buf
;
864 struct tui_win_info
*win_info
;
866 buf_ptr
= skip_to_space (buf_ptr
);
868 /* Validate the window name. */
869 gdb::string_view
wname (buf
, buf_ptr
- buf
);
870 win_info
= tui_partial_win_by_name (wname
);
872 if (win_info
== NULL
)
873 error (_("Unrecognized window name \"%s\""), arg
);
874 if (!win_info
->is_visible ())
875 error (_("Window \"%s\" is not visible"), arg
);
877 /* Process the size. */
878 buf_ptr
= skip_spaces (buf_ptr
);
880 if (*buf_ptr
!= '\0')
883 bool fixed_size
= true;
886 if (*buf_ptr
== '+' || *buf_ptr
== '-')
893 input_no
= atoi (buf_ptr
);
899 new_height
= input_no
;
901 new_height
= win_info
->height
+ input_no
;
903 /* Now change the window's height, and adjust
904 all other windows around it. */
905 tui_adjust_window_height (win_info
, new_height
);
906 tui_update_gdb_sizes ();
909 error (_("Invalid window height specified"));
913 /* See tui-data.h. */
916 tui_win_info::max_height () const
918 return tui_term_height () - 2;
921 /* See tui-data.h. */
924 tui_gen_win_info::max_width () const
926 return tui_term_width () - 2;
930 parse_scrolling_args (const char *arg
,
931 struct tui_win_info
**win_to_scroll
,
936 *win_to_scroll
= tui_win_with_focus ();
938 /* First set up the default window to scroll, in case there is no
944 /* Process the number of lines to scroll. */
945 std::string copy
= arg
;
947 if (isdigit (*buf_ptr
))
952 buf_ptr
= strchr (buf_ptr
, ' ');
957 *num_to_scroll
= atoi (num_str
);
960 else if (num_to_scroll
)
961 *num_to_scroll
= atoi (num_str
);
964 /* Process the window name if one is specified. */
969 wname
= skip_spaces (buf_ptr
);
973 *win_to_scroll
= tui_partial_win_by_name (wname
);
975 if (*win_to_scroll
== NULL
)
976 error (_("Unrecognized window `%s'"), wname
);
977 if (!(*win_to_scroll
)->is_visible ())
978 error (_("Window is not visible"));
979 else if (*win_to_scroll
== TUI_CMD_WIN
)
980 *win_to_scroll
= *(tui_source_windows ().begin ());
986 /* Function to initialize gdb commands, for tui window
989 void _initialize_tui_win ();
991 _initialize_tui_win ()
993 static struct cmd_list_element
*tui_setlist
;
994 static struct cmd_list_element
*tui_showlist
;
995 struct cmd_list_element
*cmd
;
997 /* Define the classes of commands.
998 They will appear in the help list in the reverse of this order. */
999 add_basic_prefix_cmd ("tui", class_tui
,
1000 _("TUI configuration variables."),
1001 &tui_setlist
, "set tui ",
1002 0 /* allow-unknown */, &setlist
);
1003 add_show_prefix_cmd ("tui", class_tui
,
1004 _("TUI configuration variables."),
1005 &tui_showlist
, "show tui ",
1006 0 /* allow-unknown */, &showlist
);
1008 add_com ("refresh", class_tui
, tui_refresh_all_command
,
1009 _("Refresh the terminal display."));
1011 cmd
= add_com ("tabset", class_tui
, tui_set_tab_width_command
, _("\
1012 Set the width (in characters) of tab stops.\n\
1014 deprecate_cmd (cmd
, "set tui tab-width");
1016 cmd
= add_com ("winheight", class_tui
, tui_set_win_height_command
, _("\
1017 Set or modify the height of a specified window.\n\
1018 Usage: winheight WINDOW-NAME [+ | -] NUM-LINES\n\
1019 Use \"info win\" to see the names of the windows currently being displayed."));
1020 add_com_alias ("wh", "winheight", class_tui
, 0);
1021 set_cmd_completer (cmd
, winheight_completer
);
1022 add_info ("win", tui_all_windows_info
,
1023 _("List of all displayed windows.\n\
1025 cmd
= add_com ("focus", class_tui
, tui_set_focus_command
, _("\
1026 Set focus to named window or next/prev window.\n\
1027 Usage: focus [WINDOW-NAME | next | prev]\n\
1028 Use \"info win\" to see the names of the windows currently being displayed."));
1029 add_com_alias ("fs", "focus", class_tui
, 0);
1030 set_cmd_completer (cmd
, focus_completer
);
1031 add_com ("+", class_tui
, tui_scroll_forward_command
, _("\
1032 Scroll window forward.\n\
1033 Usage: + [N] [WIN]\n\
1034 Scroll window WIN N lines forwards. Both WIN and N are optional, N\n\
1035 defaults to 1, and WIN defaults to the currently focused window."));
1036 add_com ("-", class_tui
, tui_scroll_backward_command
, _("\
1037 Scroll window backward.\n\
1038 Usage: - [N] [WIN]\n\
1039 Scroll window WIN N lines backwards. Both WIN and N are optional, N\n\
1040 defaults to 1, and WIN defaults to the currently focused window."));
1041 add_com ("<", class_tui
, tui_scroll_left_command
, _("\
1042 Scroll window text to the left.\n\
1043 Usage: < [N] [WIN]\n\
1044 Scroll window WIN N characters left. Both WIN and N are optional, N\n\
1045 defaults to 1, and WIN defaults to the currently focused window."));
1046 add_com (">", class_tui
, tui_scroll_right_command
, _("\
1047 Scroll window text to the right.\n\
1048 Usage: > [N] [WIN]\n\
1049 Scroll window WIN N characters right. Both WIN and N are optional, N\n\
1050 defaults to 1, and WIN defaults to the currently focused window."));
1052 /* Define the tui control variables. */
1053 add_setshow_enum_cmd ("border-kind", no_class
, tui_border_kind_enums
,
1054 &tui_border_kind
, _("\
1055 Set the kind of border for TUI windows."), _("\
1056 Show the kind of border for TUI windows."), _("\
1057 This variable controls the border of TUI windows:\n\
1058 space use a white space\n\
1059 ascii use ascii characters + - | for the border\n\
1060 acs use the Alternate Character Set"),
1062 show_tui_border_kind
,
1063 &tui_setlist
, &tui_showlist
);
1065 add_setshow_enum_cmd ("border-mode", no_class
, tui_border_mode_enums
,
1066 &tui_border_mode
, _("\
1067 Set the attribute mode to use for the TUI window borders."), _("\
1068 Show the attribute mode to use for the TUI window borders."), _("\
1069 This variable controls the attributes to use for the window borders:\n\
1070 normal normal display\n\
1071 standout use highlight mode of terminal\n\
1072 reverse use reverse video mode\n\
1073 half use half bright\n\
1074 half-standout use half bright and standout mode\n\
1075 bold use extra bright or bold\n\
1076 bold-standout use extra bright or bold with standout mode"),
1078 show_tui_border_mode
,
1079 &tui_setlist
, &tui_showlist
);
1081 add_setshow_enum_cmd ("active-border-mode", no_class
, tui_border_mode_enums
,
1082 &tui_active_border_mode
, _("\
1083 Set the attribute mode to use for the active TUI window border."), _("\
1084 Show the attribute mode to use for the active TUI window border."), _("\
1085 This variable controls the attributes to use for the active window border:\n\
1086 normal normal display\n\
1087 standout use highlight mode of terminal\n\
1088 reverse use reverse video mode\n\
1089 half use half bright\n\
1090 half-standout use half bright and standout mode\n\
1091 bold use extra bright or bold\n\
1092 bold-standout use extra bright or bold with standout mode"),
1094 show_tui_active_border_mode
,
1095 &tui_setlist
, &tui_showlist
);
1097 add_setshow_zuinteger_cmd ("tab-width", no_class
,
1098 &internal_tab_width
, _("\
1099 Set the tab width, in characters, for the TUI."), _("\
1100 Show the tab witdh, in characters, for the TUI."), _("\
1101 This variable controls how many spaces are used to display a tab character."),
1102 tui_set_tab_width
, tui_show_tab_width
,
1103 &tui_setlist
, &tui_showlist
);
1105 add_setshow_boolean_cmd ("tui-resize-message", class_maintenance
,
1106 &resize_message
, _("\
1107 Set TUI resize messaging."), _("\
1108 Show TUI resize messaging."), _("\
1109 When enabled GDB will print a message when the terminal is resized."),
1111 show_tui_resize_message
,
1112 &maintenance_set_cmdlist
,
1113 &maintenance_show_cmdlist
);
1115 add_setshow_boolean_cmd ("compact-source", class_tui
,
1116 &compact_source
, _("\
1117 Set whether the TUI source window is compact."), _("\
1118 Show whether the TUI source window is compact."), _("\
1119 This variable controls whether the TUI source window is shown\n\
1120 in a compact form. The compact form puts the source closer to\n\
1121 the line numbers and uses less horizontal space."),
1122 tui_set_compact_source
, tui_show_compact_source
,
1123 &tui_setlist
, &tui_showlist
);
1125 tui_border_style
.changed
.attach (tui_rehighlight_all
);
1126 tui_active_border_style
.changed
.attach (tui_rehighlight_all
);