1 /* TUI window generic functions.
3 Copyright 1998, 1999, 2000, 2001, 2002, 2003, 2004 Free Software
6 Contributed by Hewlett-Packard Company.
8 This file is part of GDB.
10 This program is free software; you can redistribute it and/or modify
11 it under the terms of the GNU General Public License as published by
12 the Free Software Foundation; either version 2 of the License, or
13 (at your option) any later version.
15 This program is distributed in the hope that it will be useful,
16 but WITHOUT ANY WARRANTY; without even the implied warranty of
17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 GNU General Public License for more details.
20 You should have received a copy of the GNU General Public License
21 along with this program; if not, write to the Free Software
22 Foundation, Inc., 59 Temple Place - Suite 330,
23 Boston, MA 02111-1307, USA. */
25 /* This module contains procedures for handling tui window functions
26 like resize, scrolling, scrolling, changing focus, etc.
28 Author: Susan B. Macchia */
33 #include "breakpoint.h"
35 #include "cli/cli-cmds.h"
40 #include "tui/tui-data.h"
41 #include "tui/tui-wingeneral.h"
42 #include "tui/tui-stack.h"
43 #include "tui/tui-regs.h"
44 #include "tui/tui-disasm.h"
45 #include "tui/tui-source.h"
46 #include "tui/tui-winsource.h"
47 #include "tui/tui-windata.h"
49 #include "gdb_curses.h"
51 #include "gdb_string.h"
53 #include "readline/readline.h"
55 /*******************************
57 ********************************/
58 static void make_visible_with_new_height (struct tui_win_info
*);
59 static void make_invisible_and_set_new_height (struct tui_win_info
*, int);
60 static enum tui_status
tui_adjust_win_heights (struct tui_win_info
*, int);
61 static int new_height_ok (struct tui_win_info
*, int);
62 static void tui_set_tab_width_command (char *, int);
63 static void tui_refresh_all_command (char *, int);
64 static void tui_set_win_height_command (char *, int);
65 static void tui_xdb_set_win_height_command (char *, int);
66 static void tui_all_windows_info (char *, int);
67 static void tui_set_focus_command (char *, int);
68 static void tui_scroll_forward_command (char *, int);
69 static void tui_scroll_backward_command (char *, int);
70 static void tui_scroll_left_command (char *, int);
71 static void tui_scroll_right_command (char *, int);
72 static void parse_scrolling_args (char *, struct tui_win_info
* *, int *);
75 /***************************************
77 ***************************************/
78 #define WIN_HEIGHT_USAGE "Usage: winheight <win_name> [+ | -] <#lines>\n"
79 #define XDBWIN_HEIGHT_USAGE "Usage: w <#lines>\n"
80 #define FOCUS_USAGE "Usage: focus {<win> | next | prev}\n"
82 /***************************************
84 ***************************************/
87 # define ACS_LRCORNER '+'
90 # define ACS_LLCORNER '+'
93 # define ACS_ULCORNER '+'
96 # define ACS_URCORNER '+'
99 # define ACS_HLINE '-'
102 # define ACS_VLINE '|'
105 /* Possible values for tui-border-kind variable. */
106 static const char *tui_border_kind_enums
[] = {
113 /* Possible values for tui-border-mode and tui-active-border-mode. */
114 static const char *tui_border_mode_enums
[] = {
131 /* Translation table for border-mode variables.
132 The list of values must be terminated by a NULL.
133 After the NULL value, an entry defines the default. */
134 struct tui_translate tui_border_mode_translate
[] = {
135 { "normal", A_NORMAL
},
136 { "standout", A_STANDOUT
},
137 { "reverse", A_REVERSE
},
139 { "half-standout", A_DIM
| A_STANDOUT
},
141 { "bold-standout", A_BOLD
| A_STANDOUT
},
143 { "normal", A_NORMAL
}
146 /* Translation tables for border-kind, one for each border
147 character (see wborder, border curses operations).
148 -1 is used to indicate the ACS because ACS characters
149 are determined at run time by curses (depends on terminal). */
150 struct tui_translate tui_border_kind_translate_vline
[] = {
158 struct tui_translate tui_border_kind_translate_hline
[] = {
166 struct tui_translate tui_border_kind_translate_ulcorner
[] = {
174 struct tui_translate tui_border_kind_translate_urcorner
[] = {
182 struct tui_translate tui_border_kind_translate_llcorner
[] = {
190 struct tui_translate tui_border_kind_translate_lrcorner
[] = {
199 /* Tui configuration variables controlled with set/show command. */
200 const char *tui_active_border_mode
= "bold-standout";
202 show_tui_active_border_mode (struct ui_file
*file
, int from_tty
,
203 struct cmd_list_element
*c
, const char *value
)
205 fprintf_filtered (file
, _("\
206 The attribute mode to use for the active TUI window border is \"%s\".\n"),
210 const char *tui_border_mode
= "normal";
212 show_tui_border_mode (struct ui_file
*file
, int from_tty
,
213 struct cmd_list_element
*c
, const char *value
)
215 fprintf_filtered (file
, _("\
216 The attribute mode to use for the TUI window borders is \"%s\".\n"),
220 const char *tui_border_kind
= "acs";
222 show_tui_border_kind (struct ui_file
*file
, int from_tty
,
223 struct cmd_list_element
*c
, const char *value
)
225 fprintf_filtered (file
, _("The kind of border for TUI windows is \"%s\".\n"),
230 /* Tui internal configuration variables. These variables are
231 updated by tui_update_variables to reflect the tui configuration
233 chtype tui_border_vline
;
234 chtype tui_border_hline
;
235 chtype tui_border_ulcorner
;
236 chtype tui_border_urcorner
;
237 chtype tui_border_llcorner
;
238 chtype tui_border_lrcorner
;
240 int tui_border_attrs
;
241 int tui_active_border_attrs
;
243 /* Identify the item in the translation table.
244 When the item is not recognized, use the default entry. */
245 static struct tui_translate
*
246 translate (const char *name
, struct tui_translate
*table
)
250 if (name
&& strcmp (table
->name
, name
) == 0)
255 /* Not found, return default entry. */
260 /* Update the tui internal configuration according to gdb settings.
261 Returns 1 if the configuration has changed and the screen should
264 tui_update_variables (void)
267 struct tui_translate
*entry
;
269 entry
= translate (tui_border_mode
, tui_border_mode_translate
);
270 if (tui_border_attrs
!= entry
->value
)
272 tui_border_attrs
= entry
->value
;
275 entry
= translate (tui_active_border_mode
, tui_border_mode_translate
);
276 if (tui_active_border_attrs
!= entry
->value
)
278 tui_active_border_attrs
= entry
->value
;
282 /* If one corner changes, all characters are changed.
283 Only check the first one. The ACS characters are determined at
284 run time by curses terminal management. */
285 entry
= translate (tui_border_kind
, tui_border_kind_translate_lrcorner
);
286 if (tui_border_lrcorner
!= (chtype
) entry
->value
)
288 tui_border_lrcorner
= (entry
->value
< 0) ? ACS_LRCORNER
: entry
->value
;
291 entry
= translate (tui_border_kind
, tui_border_kind_translate_llcorner
);
292 tui_border_llcorner
= (entry
->value
< 0) ? ACS_LLCORNER
: entry
->value
;
294 entry
= translate (tui_border_kind
, tui_border_kind_translate_ulcorner
);
295 tui_border_ulcorner
= (entry
->value
< 0) ? ACS_ULCORNER
: entry
->value
;
297 entry
= translate (tui_border_kind
, tui_border_kind_translate_urcorner
);
298 tui_border_urcorner
= (entry
->value
< 0) ? ACS_URCORNER
: entry
->value
;
300 entry
= translate (tui_border_kind
, tui_border_kind_translate_hline
);
301 tui_border_hline
= (entry
->value
< 0) ? ACS_HLINE
: entry
->value
;
303 entry
= translate (tui_border_kind
, tui_border_kind_translate_vline
);
304 tui_border_vline
= (entry
->value
< 0) ? ACS_VLINE
: entry
->value
;
310 set_tui_cmd (char *args
, int from_tty
)
315 show_tui_cmd (char *args
, int from_tty
)
319 static struct cmd_list_element
*tuilist
;
322 tui_command (char *args
, int from_tty
)
324 printf_unfiltered (_("\"tui\" must be followed by the name of a "
326 help_list (tuilist
, "tui ", -1, gdb_stdout
);
329 struct cmd_list_element
**
330 tui_get_cmd_list (void)
333 add_prefix_cmd ("tui", class_tui
, tui_command
,
334 _("Text User Interface commands."),
335 &tuilist
, "tui ", 0, &cmdlist
);
339 /* Function to initialize gdb commands, for tui window manipulation. */
341 _initialize_tui_win (void)
343 struct cmd_list_element
*c
;
344 static struct cmd_list_element
*tui_setlist
;
345 static struct cmd_list_element
*tui_showlist
;
347 /* Define the classes of commands.
348 They will appear in the help list in the reverse of this order. */
349 add_prefix_cmd ("tui", class_tui
, set_tui_cmd
,
350 _("TUI configuration variables"),
351 &tui_setlist
, "set tui ",
352 0/*allow-unknown*/, &setlist
);
353 add_prefix_cmd ("tui", class_tui
, show_tui_cmd
,
354 _("TUI configuration variables"),
355 &tui_showlist
, "show tui ",
356 0/*allow-unknown*/, &showlist
);
358 add_com ("refresh", class_tui
, tui_refresh_all_command
,
359 _("Refresh the terminal display.\n"));
361 add_com_alias ("U", "refresh", class_tui
, 0);
362 add_com ("tabset", class_tui
, tui_set_tab_width_command
, _("\
363 Set the width (in characters) of tab stops.\n\
364 Usage: tabset <n>\n"));
365 add_com ("winheight", class_tui
, tui_set_win_height_command
, _("\
366 Set the height of a specified window.\n\
367 Usage: winheight <win_name> [+ | -] <#lines>\n\
369 src : the source window\n\
370 cmd : the command window\n\
371 asm : the disassembly window\n\
372 regs : the register display\n"));
373 add_com_alias ("wh", "winheight", class_tui
, 0);
374 add_info ("win", tui_all_windows_info
,
375 _("List of all displayed windows.\n"));
376 add_com ("focus", class_tui
, tui_set_focus_command
, _("\
377 Set focus to named window or next/prev window.\n\
378 Usage: focus {<win> | next | prev}\n\
379 Valid Window names are:\n\
380 src : the source window\n\
381 asm : the disassembly window\n\
382 regs : the register display\n\
383 cmd : the command window\n"));
384 add_com_alias ("fs", "focus", class_tui
, 0);
385 add_com ("+", class_tui
, tui_scroll_forward_command
, _("\
386 Scroll window forward.\n\
387 Usage: + [win] [n]\n"));
388 add_com ("-", class_tui
, tui_scroll_backward_command
, _("\
389 Scroll window backward.\n\
390 Usage: - [win] [n]\n"));
391 add_com ("<", class_tui
, tui_scroll_left_command
, _("\
392 Scroll window forward.\n\
393 Usage: < [win] [n]\n"));
394 add_com (">", class_tui
, tui_scroll_right_command
, _("\
395 Scroll window backward.\n\
396 Usage: > [win] [n]\n"));
398 add_com ("w", class_xdb
, tui_xdb_set_win_height_command
, _("\
399 XDB compatibility command for setting the height of a command window.\n\
400 Usage: w <#lines>\n"));
402 /* Define the tui control variables. */
403 add_setshow_enum_cmd ("border-kind", no_class
, tui_border_kind_enums
,
404 &tui_border_kind
, _("\
405 Set the kind of border for TUI windows."), _("\
406 Show the kind of border for TUI windows."), _("\
407 This variable controls the border of TUI windows:\n\
408 space use a white space\n\
409 ascii use ascii characters + - | for the border\n\
410 acs use the Alternate Character Set"),
412 show_tui_border_kind
,
413 &tui_setlist
, &tui_showlist
);
415 add_setshow_enum_cmd ("border-mode", no_class
, tui_border_mode_enums
,
416 &tui_border_mode
, _("\
417 Set the attribute mode to use for the TUI window borders."), _("\
418 Show the attribute mode to use for the TUI window borders."), _("\
419 This variable controls the attributes to use for the window borders:\n\
420 normal normal display\n\
421 standout use highlight mode of terminal\n\
422 reverse use reverse video mode\n\
423 half use half bright\n\
424 half-standout use half bright and standout mode\n\
425 bold use extra bright or bold\n\
426 bold-standout use extra bright or bold with standout mode"),
428 show_tui_border_mode
,
429 &tui_setlist
, &tui_showlist
);
431 add_setshow_enum_cmd ("active-border-mode", no_class
, tui_border_mode_enums
,
432 &tui_active_border_mode
, _("\
433 Set the attribute mode to use for the active TUI window border."), _("\
434 Show the attribute mode to use for the active TUI window border."), _("\
435 This variable controls the attributes to use for the active window border:\n\
436 normal normal display\n\
437 standout use highlight mode of terminal\n\
438 reverse use reverse video mode\n\
439 half use half bright\n\
440 half-standout use half bright and standout mode\n\
441 bold use extra bright or bold\n\
442 bold-standout use extra bright or bold with standout mode"),
444 show_tui_active_border_mode
,
445 &tui_setlist
, &tui_showlist
);
448 /* Update gdb's knowledge of the terminal size. */
450 tui_update_gdb_sizes (void)
453 int screenheight
, screenwidth
;
455 rl_get_screen_size (&screenheight
, &screenwidth
);
456 /* Set to TUI command window dimension or use readline values. */
457 sprintf (cmd
, "set width %d",
458 tui_active
? TUI_CMD_WIN
->generic
.width
: screenwidth
);
459 execute_command (cmd
, 0);
460 sprintf (cmd
, "set height %d",
461 tui_active
? TUI_CMD_WIN
->generic
.height
: screenheight
);
462 execute_command (cmd
, 0);
466 /* Set the logical focus to win_info. */
468 tui_set_win_focus_to (struct tui_win_info
* win_info
)
470 if (win_info
!= NULL
)
472 struct tui_win_info
* win_with_focus
= tui_win_with_focus ();
474 if (win_with_focus
!= NULL
475 && win_with_focus
->generic
.type
!= CMD_WIN
)
476 tui_unhighlight_win (win_with_focus
);
477 tui_set_win_with_focus (win_info
);
478 if (win_info
->generic
.type
!= CMD_WIN
)
479 tui_highlight_win (win_info
);
485 tui_scroll_forward (struct tui_win_info
* win_to_scroll
, int num_to_scroll
)
487 if (win_to_scroll
!= TUI_CMD_WIN
)
489 int _num_to_scroll
= num_to_scroll
;
491 if (num_to_scroll
== 0)
492 _num_to_scroll
= win_to_scroll
->generic
.height
- 3;
494 ** If we are scrolling the source or disassembly window, do a
495 ** "psuedo" scroll since not all of the source is in memory,
496 ** only what is in the viewport. If win_to_scroll is the
497 ** command window do nothing since the term should handle it.
499 if (win_to_scroll
== TUI_SRC_WIN
)
500 tui_vertical_source_scroll (FORWARD_SCROLL
, _num_to_scroll
);
501 else if (win_to_scroll
== TUI_DISASM_WIN
)
502 tui_vertical_disassem_scroll (FORWARD_SCROLL
, _num_to_scroll
);
503 else if (win_to_scroll
== TUI_DATA_WIN
)
504 tui_vertical_data_scroll (FORWARD_SCROLL
, _num_to_scroll
);
509 tui_scroll_backward (struct tui_win_info
* win_to_scroll
, int num_to_scroll
)
511 if (win_to_scroll
!= TUI_CMD_WIN
)
513 int _num_to_scroll
= num_to_scroll
;
515 if (num_to_scroll
== 0)
516 _num_to_scroll
= win_to_scroll
->generic
.height
- 3;
518 ** If we are scrolling the source or disassembly window, do a
519 ** "psuedo" scroll since not all of the source is in memory,
520 ** only what is in the viewport. If win_to_scroll is the
521 ** command window do nothing since the term should handle it.
523 if (win_to_scroll
== TUI_SRC_WIN
)
524 tui_vertical_source_scroll (BACKWARD_SCROLL
, _num_to_scroll
);
525 else if (win_to_scroll
== TUI_DISASM_WIN
)
526 tui_vertical_disassem_scroll (BACKWARD_SCROLL
, _num_to_scroll
);
527 else if (win_to_scroll
== TUI_DATA_WIN
)
528 tui_vertical_data_scroll (BACKWARD_SCROLL
, _num_to_scroll
);
534 tui_scroll_left (struct tui_win_info
* win_to_scroll
, int num_to_scroll
)
536 if (win_to_scroll
!= TUI_CMD_WIN
)
538 int _num_to_scroll
= num_to_scroll
;
540 if (_num_to_scroll
== 0)
543 ** If we are scrolling the source or disassembly window, do a
544 ** "psuedo" scroll since not all of the source is in memory,
545 ** only what is in the viewport. If win_to_scroll is the
546 ** command window do nothing since the term should handle it.
548 if (win_to_scroll
== TUI_SRC_WIN
|| win_to_scroll
== TUI_DISASM_WIN
)
549 tui_horizontal_source_scroll (win_to_scroll
, LEFT_SCROLL
, _num_to_scroll
);
555 tui_scroll_right (struct tui_win_info
* win_to_scroll
, int num_to_scroll
)
557 if (win_to_scroll
!= TUI_CMD_WIN
)
559 int _num_to_scroll
= num_to_scroll
;
561 if (_num_to_scroll
== 0)
564 ** If we are scrolling the source or disassembly window, do a
565 ** "psuedo" scroll since not all of the source is in memory,
566 ** only what is in the viewport. If win_to_scroll is the
567 ** command window do nothing since the term should handle it.
569 if (win_to_scroll
== TUI_SRC_WIN
|| win_to_scroll
== TUI_DISASM_WIN
)
570 tui_horizontal_source_scroll (win_to_scroll
, RIGHT_SCROLL
, _num_to_scroll
);
575 /* Scroll a window. Arguments are passed through a va_list. */
577 tui_scroll (enum tui_scroll_direction direction
,
578 struct tui_win_info
* win_to_scroll
,
584 tui_scroll_forward (win_to_scroll
, num_to_scroll
);
586 case BACKWARD_SCROLL
:
587 tui_scroll_backward (win_to_scroll
, num_to_scroll
);
590 tui_scroll_left (win_to_scroll
, num_to_scroll
);
593 tui_scroll_right (win_to_scroll
, num_to_scroll
);
602 tui_refresh_all_win (void)
604 enum tui_win_type type
;
606 clearok (curscr
, TRUE
);
607 tui_refresh_all (tui_win_list
);
608 for (type
= SRC_WIN
; type
< MAX_MAJOR_WINDOWS
; type
++)
610 if (tui_win_list
[type
] && tui_win_list
[type
]->generic
.is_visible
)
616 tui_show_source_content (tui_win_list
[type
]);
617 tui_check_and_display_highlight_if_needed (tui_win_list
[type
]);
618 tui_erase_exec_info_content (tui_win_list
[type
]);
619 tui_update_exec_info (tui_win_list
[type
]);
622 tui_refresh_data_win ();
629 tui_show_locator_content ();
633 /* Resize all the windows based on the the terminal size. This
634 function gets called from within the readline sinwinch handler. */
636 tui_resize_all (void)
638 int height_diff
, width_diff
;
639 int screenheight
, screenwidth
;
641 rl_get_screen_size (&screenheight
, &screenwidth
);
642 width_diff
= screenwidth
- tui_term_width ();
643 height_diff
= screenheight
- tui_term_height ();
644 if (height_diff
|| width_diff
)
646 enum tui_layout_type cur_layout
= tui_current_layout ();
647 struct tui_win_info
* win_with_focus
= tui_win_with_focus ();
648 struct tui_win_info
*first_win
;
649 struct tui_win_info
*second_win
;
650 struct tui_gen_win_info
* locator
= tui_locator_win_info_ptr ();
651 enum tui_win_type win_type
;
652 int new_height
, split_diff
, cmd_split_diff
, num_wins_displayed
= 2;
654 #ifdef HAVE_RESIZE_TERM
655 resize_term (screenheight
, screenwidth
);
657 /* turn keypad off while we resize */
658 if (win_with_focus
!= TUI_CMD_WIN
)
659 keypad (TUI_CMD_WIN
->generic
.handle
, FALSE
);
660 tui_update_gdb_sizes ();
661 tui_set_term_height_to (screenheight
);
662 tui_set_term_width_to (screenwidth
);
663 if (cur_layout
== SRC_DISASSEM_COMMAND
||
664 cur_layout
== SRC_DATA_COMMAND
|| cur_layout
== DISASSEM_DATA_COMMAND
)
665 num_wins_displayed
++;
666 split_diff
= height_diff
/ num_wins_displayed
;
667 cmd_split_diff
= split_diff
;
668 if (height_diff
% num_wins_displayed
)
675 /* now adjust each window */
681 case DISASSEM_COMMAND
:
682 first_win
= (struct tui_win_info
*) (tui_source_windows ())->list
[0];
683 first_win
->generic
.width
+= width_diff
;
684 locator
->width
+= width_diff
;
685 /* check for invalid heights */
686 if (height_diff
== 0)
687 new_height
= first_win
->generic
.height
;
688 else if ((first_win
->generic
.height
+ split_diff
) >=
689 (screenheight
- MIN_CMD_WIN_HEIGHT
- 1))
690 new_height
= screenheight
- MIN_CMD_WIN_HEIGHT
- 1;
691 else if ((first_win
->generic
.height
+ split_diff
) <= 0)
692 new_height
= MIN_WIN_HEIGHT
;
694 new_height
= first_win
->generic
.height
+ split_diff
;
696 make_invisible_and_set_new_height (first_win
, new_height
);
697 TUI_CMD_WIN
->generic
.origin
.y
= locator
->origin
.y
+ 1;
698 TUI_CMD_WIN
->generic
.width
+= width_diff
;
699 new_height
= screenheight
- TUI_CMD_WIN
->generic
.origin
.y
;
700 make_invisible_and_set_new_height (TUI_CMD_WIN
, new_height
);
701 make_visible_with_new_height (first_win
);
702 make_visible_with_new_height (TUI_CMD_WIN
);
703 if (first_win
->generic
.content_size
<= 0)
704 tui_erase_source_content (first_win
, EMPTY_SOURCE_PROMPT
);
707 if (cur_layout
== SRC_DISASSEM_COMMAND
)
709 first_win
= TUI_SRC_WIN
;
710 first_win
->generic
.width
+= width_diff
;
711 second_win
= TUI_DISASM_WIN
;
712 second_win
->generic
.width
+= width_diff
;
716 first_win
= TUI_DATA_WIN
;
717 first_win
->generic
.width
+= width_diff
;
718 second_win
= (struct tui_win_info
*) (tui_source_windows ())->list
[0];
719 second_win
->generic
.width
+= width_diff
;
721 /* Change the first window's height/width */
722 /* check for invalid heights */
723 if (height_diff
== 0)
724 new_height
= first_win
->generic
.height
;
725 else if ((first_win
->generic
.height
+
726 second_win
->generic
.height
+ (split_diff
* 2)) >=
727 (screenheight
- MIN_CMD_WIN_HEIGHT
- 1))
728 new_height
= (screenheight
- MIN_CMD_WIN_HEIGHT
- 1) / 2;
729 else if ((first_win
->generic
.height
+ split_diff
) <= 0)
730 new_height
= MIN_WIN_HEIGHT
;
732 new_height
= first_win
->generic
.height
+ split_diff
;
733 make_invisible_and_set_new_height (first_win
, new_height
);
735 locator
->width
+= width_diff
;
737 /* Change the second window's height/width */
738 /* check for invalid heights */
739 if (height_diff
== 0)
740 new_height
= second_win
->generic
.height
;
741 else if ((first_win
->generic
.height
+
742 second_win
->generic
.height
+ (split_diff
* 2)) >=
743 (screenheight
- MIN_CMD_WIN_HEIGHT
- 1))
745 new_height
= screenheight
- MIN_CMD_WIN_HEIGHT
- 1;
747 new_height
= (new_height
/ 2) + 1;
751 else if ((second_win
->generic
.height
+ split_diff
) <= 0)
752 new_height
= MIN_WIN_HEIGHT
;
754 new_height
= second_win
->generic
.height
+ split_diff
;
755 second_win
->generic
.origin
.y
= first_win
->generic
.height
- 1;
756 make_invisible_and_set_new_height (second_win
, new_height
);
758 /* Change the command window's height/width */
759 TUI_CMD_WIN
->generic
.origin
.y
= locator
->origin
.y
+ 1;
760 make_invisible_and_set_new_height (
761 TUI_CMD_WIN
, TUI_CMD_WIN
->generic
.height
+ cmd_split_diff
);
762 make_visible_with_new_height (first_win
);
763 make_visible_with_new_height (second_win
);
764 make_visible_with_new_height (TUI_CMD_WIN
);
765 if (first_win
->generic
.content_size
<= 0)
766 tui_erase_source_content (first_win
, EMPTY_SOURCE_PROMPT
);
767 if (second_win
->generic
.content_size
<= 0)
768 tui_erase_source_content (second_win
, EMPTY_SOURCE_PROMPT
);
772 ** Now remove all invisible windows, and their content so that they get
773 ** created again when called for with the new size
775 for (win_type
= SRC_WIN
; (win_type
< MAX_MAJOR_WINDOWS
); win_type
++)
777 if (win_type
!= CMD_WIN
&& (tui_win_list
[win_type
] != NULL
)
778 && !tui_win_list
[win_type
]->generic
.is_visible
)
780 tui_free_window (tui_win_list
[win_type
]);
781 tui_win_list
[win_type
] = (struct tui_win_info
*) NULL
;
784 tui_set_win_resized_to (TRUE
);
785 /* turn keypad back on, unless focus is in the command window */
786 if (win_with_focus
!= TUI_CMD_WIN
)
787 keypad (TUI_CMD_WIN
->generic
.handle
, TRUE
);
792 /* SIGWINCH signal handler for the tui. This signal handler is always
793 called, even when the readline package clears signals because it is
794 set as the old_sigwinch() (TUI only). */
796 tui_sigwinch_handler (int signal
)
799 ** Say that a resize was done so that the readline can do it
800 ** later when appropriate.
802 tui_set_win_resized_to (TRUE
);
807 /*************************
808 ** STATIC LOCAL FUNCTIONS
809 **************************/
813 tui_scroll_forward_command (char *arg
, int from_tty
)
815 int num_to_scroll
= 1;
816 struct tui_win_info
* win_to_scroll
;
818 /* Make sure the curses mode is enabled. */
820 if (arg
== (char *) NULL
)
821 parse_scrolling_args (arg
, &win_to_scroll
, (int *) NULL
);
823 parse_scrolling_args (arg
, &win_to_scroll
, &num_to_scroll
);
824 tui_scroll (FORWARD_SCROLL
, win_to_scroll
, num_to_scroll
);
829 tui_scroll_backward_command (char *arg
, int from_tty
)
831 int num_to_scroll
= 1;
832 struct tui_win_info
* win_to_scroll
;
834 /* Make sure the curses mode is enabled. */
836 if (arg
== (char *) NULL
)
837 parse_scrolling_args (arg
, &win_to_scroll
, (int *) NULL
);
839 parse_scrolling_args (arg
, &win_to_scroll
, &num_to_scroll
);
840 tui_scroll (BACKWARD_SCROLL
, win_to_scroll
, num_to_scroll
);
845 tui_scroll_left_command (char *arg
, int from_tty
)
848 struct tui_win_info
* win_to_scroll
;
850 /* Make sure the curses mode is enabled. */
852 parse_scrolling_args (arg
, &win_to_scroll
, &num_to_scroll
);
853 tui_scroll (LEFT_SCROLL
, win_to_scroll
, num_to_scroll
);
858 tui_scroll_right_command (char *arg
, int from_tty
)
861 struct tui_win_info
* win_to_scroll
;
863 /* Make sure the curses mode is enabled. */
865 parse_scrolling_args (arg
, &win_to_scroll
, &num_to_scroll
);
866 tui_scroll (RIGHT_SCROLL
, win_to_scroll
, num_to_scroll
);
870 /* Set focus to the window named by 'arg'. */
872 tui_set_focus (char *arg
, int from_tty
)
874 if (arg
!= (char *) NULL
)
876 char *buf_ptr
= (char *) xstrdup (arg
);
878 struct tui_win_info
* win_info
= (struct tui_win_info
*) NULL
;
880 for (i
= 0; (i
< strlen (buf_ptr
)); i
++)
881 buf_ptr
[i
] = toupper (arg
[i
]);
883 if (subset_compare (buf_ptr
, "NEXT"))
884 win_info
= tui_next_win (tui_win_with_focus ());
885 else if (subset_compare (buf_ptr
, "PREV"))
886 win_info
= tui_prev_win (tui_win_with_focus ());
888 win_info
= tui_partial_win_by_name (buf_ptr
);
890 if (win_info
== (struct tui_win_info
*) NULL
|| !win_info
->generic
.is_visible
)
891 warning (_("Invalid window specified. \n\
892 The window name specified must be valid and visible.\n"));
895 tui_set_win_focus_to (win_info
);
896 keypad (TUI_CMD_WIN
->generic
.handle
, (win_info
!= TUI_CMD_WIN
));
899 if (TUI_DATA_WIN
&& TUI_DATA_WIN
->generic
.is_visible
)
900 tui_refresh_data_win ();
902 printf_filtered (_("Focus set to %s window.\n"),
903 tui_win_name ((struct tui_gen_win_info
*) tui_win_with_focus ()));
906 warning (_("Incorrect Number of Arguments.\n%s"), FOCUS_USAGE
);
910 tui_set_focus_command (char *arg
, int from_tty
)
912 /* Make sure the curses mode is enabled. */
914 tui_set_focus (arg
, from_tty
);
919 tui_all_windows_info (char *arg
, int from_tty
)
921 enum tui_win_type type
;
922 struct tui_win_info
* win_with_focus
= tui_win_with_focus ();
924 for (type
= SRC_WIN
; (type
< MAX_MAJOR_WINDOWS
); type
++)
925 if (tui_win_list
[type
] && tui_win_list
[type
]->generic
.is_visible
)
927 if (win_with_focus
== tui_win_list
[type
])
928 printf_filtered (" %s\t(%d lines) <has focus>\n",
929 tui_win_name (&tui_win_list
[type
]->generic
),
930 tui_win_list
[type
]->generic
.height
);
932 printf_filtered (" %s\t(%d lines)\n",
933 tui_win_name (&tui_win_list
[type
]->generic
),
934 tui_win_list
[type
]->generic
.height
);
940 tui_refresh_all_command (char *arg
, int from_tty
)
942 /* Make sure the curses mode is enabled. */
945 tui_refresh_all_win ();
949 /* Set the height of the specified window. */
951 tui_set_tab_width_command (char *arg
, int from_tty
)
953 /* Make sure the curses mode is enabled. */
955 if (arg
!= (char *) NULL
)
961 tui_set_default_tab_len (ts
);
963 warning (_("Tab widths greater than 0 must be specified."));
968 /* Set the height of the specified window. */
970 tui_set_win_height (char *arg
, int from_tty
)
972 /* Make sure the curses mode is enabled. */
974 if (arg
!= (char *) NULL
)
976 char *buf
= xstrdup (arg
);
978 char *wname
= (char *) NULL
;
980 struct tui_win_info
* win_info
;
983 buf_ptr
= strchr (buf_ptr
, ' ');
984 if (buf_ptr
!= (char *) NULL
)
989 ** Validate the window name
991 for (i
= 0; i
< strlen (wname
); i
++)
992 wname
[i
] = toupper (wname
[i
]);
993 win_info
= tui_partial_win_by_name (wname
);
995 if (win_info
== (struct tui_win_info
*) NULL
|| !win_info
->generic
.is_visible
)
996 warning (_("Invalid window specified. \n\
997 The window name specified must be valid and visible.\n"));
1000 /* Process the size */
1001 while (*(++buf_ptr
) == ' ')
1004 if (*buf_ptr
!= (char) 0)
1007 int fixed_size
= TRUE
;
1010 if (*buf_ptr
== '+' || *buf_ptr
== '-')
1012 if (*buf_ptr
== '-')
1017 input_no
= atoi (buf_ptr
);
1023 new_height
= input_no
;
1025 new_height
= win_info
->generic
.height
+ input_no
;
1027 ** Now change the window's height, and adjust all
1028 ** other windows around it
1030 if (tui_adjust_win_heights (win_info
,
1031 new_height
) == TUI_FAILURE
)
1032 warning (_("Invalid window height specified.\n%s"),
1035 tui_update_gdb_sizes ();
1038 warning (_("Invalid window height specified.\n%s"),
1044 printf_filtered (WIN_HEIGHT_USAGE
);
1046 if (buf
!= (char *) NULL
)
1050 printf_filtered (WIN_HEIGHT_USAGE
);
1053 /* Set the height of the specified window, with va_list. */
1055 tui_set_win_height_command (char *arg
, int from_tty
)
1057 /* Make sure the curses mode is enabled. */
1059 tui_set_win_height (arg
, from_tty
);
1063 /* XDB Compatibility command for setting the window height. This will
1064 increase or decrease the command window by the specified amount. */
1066 tui_xdb_set_win_height (char *arg
, int from_tty
)
1068 /* Make sure the curses mode is enabled. */
1070 if (arg
!= (char *) NULL
)
1072 int input_no
= atoi (arg
);
1075 { /* Add 1 for the locator */
1076 int new_height
= tui_term_height () - (input_no
+ 1);
1078 if (!new_height_ok (tui_win_list
[CMD_WIN
], new_height
) ||
1079 tui_adjust_win_heights (tui_win_list
[CMD_WIN
],
1080 new_height
) == TUI_FAILURE
)
1081 warning (_("Invalid window height specified.\n%s"),
1082 XDBWIN_HEIGHT_USAGE
);
1085 warning (_("Invalid window height specified.\n%s"),
1086 XDBWIN_HEIGHT_USAGE
);
1089 warning (_("Invalid window height specified.\n%s"), XDBWIN_HEIGHT_USAGE
);
1092 /* Set the height of the specified window, with va_list. */
1094 tui_xdb_set_win_height_command (char *arg
, int from_tty
)
1096 tui_xdb_set_win_height (arg
, from_tty
);
1100 /* Function to adjust all window heights around the primary. */
1101 static enum tui_status
1102 tui_adjust_win_heights (struct tui_win_info
* primary_win_info
, int new_height
)
1104 enum tui_status status
= TUI_FAILURE
;
1106 if (new_height_ok (primary_win_info
, new_height
))
1108 status
= TUI_SUCCESS
;
1109 if (new_height
!= primary_win_info
->generic
.height
)
1112 struct tui_win_info
* win_info
;
1113 struct tui_gen_win_info
* locator
= tui_locator_win_info_ptr ();
1114 enum tui_layout_type cur_layout
= tui_current_layout ();
1116 diff
= (new_height
- primary_win_info
->generic
.height
) * (-1);
1117 if (cur_layout
== SRC_COMMAND
|| cur_layout
== DISASSEM_COMMAND
)
1119 struct tui_win_info
* src_win_info
;
1121 make_invisible_and_set_new_height (primary_win_info
, new_height
);
1122 if (primary_win_info
->generic
.type
== CMD_WIN
)
1124 win_info
= (struct tui_win_info
*) (tui_source_windows ())->list
[0];
1125 src_win_info
= win_info
;
1129 win_info
= tui_win_list
[CMD_WIN
];
1130 src_win_info
= primary_win_info
;
1132 make_invisible_and_set_new_height (win_info
,
1133 win_info
->generic
.height
+ diff
);
1134 TUI_CMD_WIN
->generic
.origin
.y
= locator
->origin
.y
+ 1;
1135 make_visible_with_new_height (win_info
);
1136 make_visible_with_new_height (primary_win_info
);
1137 if (src_win_info
->generic
.content_size
<= 0)
1138 tui_erase_source_content (src_win_info
, EMPTY_SOURCE_PROMPT
);
1142 struct tui_win_info
*first_win
;
1143 struct tui_win_info
*second_win
;
1145 if (cur_layout
== SRC_DISASSEM_COMMAND
)
1147 first_win
= TUI_SRC_WIN
;
1148 second_win
= TUI_DISASM_WIN
;
1152 first_win
= TUI_DATA_WIN
;
1153 second_win
= (struct tui_win_info
*) (tui_source_windows ())->list
[0];
1155 if (primary_win_info
== TUI_CMD_WIN
)
1157 ** Split the change in height accross the 1st & 2nd windows
1158 ** adjusting them as well.
1160 int first_split_diff
= diff
/ 2; /* subtract the locator */
1161 int second_split_diff
= first_split_diff
;
1165 if (first_win
->generic
.height
>
1166 second_win
->generic
.height
)
1174 second_split_diff
--;
1176 second_split_diff
++;
1179 /* make sure that the minimum hieghts are honored */
1180 while ((first_win
->generic
.height
+ first_split_diff
) < 3)
1183 second_split_diff
--;
1185 while ((second_win
->generic
.height
+ second_split_diff
) < 3)
1187 second_split_diff
++;
1190 make_invisible_and_set_new_height (
1192 first_win
->generic
.height
+ first_split_diff
);
1193 second_win
->generic
.origin
.y
= first_win
->generic
.height
- 1;
1194 make_invisible_and_set_new_height (
1195 second_win
, second_win
->generic
.height
+ second_split_diff
);
1196 TUI_CMD_WIN
->generic
.origin
.y
= locator
->origin
.y
+ 1;
1197 make_invisible_and_set_new_height (TUI_CMD_WIN
, new_height
);
1201 if ((TUI_CMD_WIN
->generic
.height
+ diff
) < 1)
1203 ** If there is no way to increase the command window
1204 ** take real estate from the 1st or 2nd window.
1206 if ((TUI_CMD_WIN
->generic
.height
+ diff
) < 1)
1209 for (i
= TUI_CMD_WIN
->generic
.height
+ diff
;
1211 if (primary_win_info
== first_win
)
1212 second_win
->generic
.height
--;
1214 first_win
->generic
.height
--;
1217 if (primary_win_info
== first_win
)
1218 make_invisible_and_set_new_height (first_win
, new_height
);
1220 make_invisible_and_set_new_height (
1222 first_win
->generic
.height
);
1223 second_win
->generic
.origin
.y
= first_win
->generic
.height
- 1;
1224 if (primary_win_info
== second_win
)
1225 make_invisible_and_set_new_height (second_win
, new_height
);
1227 make_invisible_and_set_new_height (
1228 second_win
, second_win
->generic
.height
);
1229 TUI_CMD_WIN
->generic
.origin
.y
= locator
->origin
.y
+ 1;
1230 if ((TUI_CMD_WIN
->generic
.height
+ diff
) < 1)
1231 make_invisible_and_set_new_height (TUI_CMD_WIN
, 1);
1233 make_invisible_and_set_new_height (
1234 TUI_CMD_WIN
, TUI_CMD_WIN
->generic
.height
+ diff
);
1236 make_visible_with_new_height (TUI_CMD_WIN
);
1237 make_visible_with_new_height (second_win
);
1238 make_visible_with_new_height (first_win
);
1239 if (first_win
->generic
.content_size
<= 0)
1240 tui_erase_source_content (first_win
, EMPTY_SOURCE_PROMPT
);
1241 if (second_win
->generic
.content_size
<= 0)
1242 tui_erase_source_content (second_win
, EMPTY_SOURCE_PROMPT
);
1251 /* Function make the target window (and auxillary windows associated
1252 with the targer) invisible, and set the new height and location. */
1254 make_invisible_and_set_new_height (struct tui_win_info
* win_info
, int height
)
1257 struct tui_gen_win_info
* gen_win_info
;
1259 tui_make_invisible (&win_info
->generic
);
1260 win_info
->generic
.height
= height
;
1262 win_info
->generic
.viewport_height
= height
- 1;
1264 win_info
->generic
.viewport_height
= height
;
1265 if (win_info
!= TUI_CMD_WIN
)
1266 win_info
->generic
.viewport_height
--;
1268 /* Now deal with the auxillary windows associated with win_info */
1269 switch (win_info
->generic
.type
)
1273 gen_win_info
= win_info
->detail
.source_info
.execution_info
;
1274 tui_make_invisible (gen_win_info
);
1275 gen_win_info
->height
= height
;
1276 gen_win_info
->origin
.y
= win_info
->generic
.origin
.y
;
1278 gen_win_info
->viewport_height
= height
- 1;
1280 gen_win_info
->viewport_height
= height
;
1281 if (win_info
!= TUI_CMD_WIN
)
1282 gen_win_info
->viewport_height
--;
1284 if (tui_win_has_locator (win_info
))
1286 gen_win_info
= tui_locator_win_info_ptr ();
1287 tui_make_invisible (gen_win_info
);
1288 gen_win_info
->origin
.y
= win_info
->generic
.origin
.y
+ height
;
1292 /* delete all data item windows */
1293 for (i
= 0; i
< win_info
->generic
.content_size
; i
++)
1295 gen_win_info
= (struct tui_gen_win_info
*) & ((struct tui_win_element
*)
1296 win_info
->generic
.content
[i
])->which_element
.data_window
;
1297 tui_delete_win (gen_win_info
->handle
);
1298 gen_win_info
->handle
= (WINDOW
*) NULL
;
1307 /* Function to make the windows with new heights visible. This means
1308 re-creating the windows' content since the window had to be
1309 destroyed to be made invisible. */
1311 make_visible_with_new_height (struct tui_win_info
* win_info
)
1315 tui_make_visible (&win_info
->generic
);
1316 tui_check_and_display_highlight_if_needed (win_info
);
1317 switch (win_info
->generic
.type
)
1321 tui_free_win_content (win_info
->detail
.source_info
.execution_info
);
1322 tui_make_visible (win_info
->detail
.source_info
.execution_info
);
1323 if (win_info
->generic
.content
!= NULL
)
1325 union tui_line_or_address line_or_addr
;
1326 struct symtab_and_line cursal
1327 = get_current_source_symtab_and_line ();
1329 if (win_info
->generic
.type
== SRC_WIN
)
1330 line_or_addr
.line_no
=
1331 win_info
->detail
.source_info
.start_line_or_addr
.line_no
;
1334 win_info
->detail
.source_info
.start_line_or_addr
.addr
;
1335 tui_free_win_content (&win_info
->generic
);
1336 tui_update_source_window (win_info
, cursal
.symtab
, line_or_addr
, TRUE
);
1338 else if (deprecated_selected_frame
!= (struct frame_info
*) NULL
)
1340 union tui_line_or_address line
;
1341 struct symtab_and_line cursal
= get_current_source_symtab_and_line ();
1344 s
= find_pc_symtab (get_frame_pc (deprecated_selected_frame
));
1345 if (win_info
->generic
.type
== SRC_WIN
)
1346 line
.line_no
= cursal
.line
;
1349 find_line_pc (s
, cursal
.line
, &line
.addr
);
1351 tui_update_source_window (win_info
, s
, line
, TRUE
);
1353 if (tui_win_has_locator (win_info
))
1355 tui_make_visible (tui_locator_win_info_ptr ());
1356 tui_show_locator_content ();
1360 tui_display_all_data ();
1363 win_info
->detail
.command_info
.cur_line
= 0;
1364 win_info
->detail
.command_info
.curch
= 0;
1365 wmove (win_info
->generic
.handle
,
1366 win_info
->detail
.command_info
.cur_line
,
1367 win_info
->detail
.command_info
.curch
);
1376 new_height_ok (struct tui_win_info
* primary_win_info
, int new_height
)
1378 int ok
= (new_height
< tui_term_height ());
1383 enum tui_layout_type cur_layout
= tui_current_layout ();
1385 diff
= (new_height
- primary_win_info
->generic
.height
) * (-1);
1386 if (cur_layout
== SRC_COMMAND
|| cur_layout
== DISASSEM_COMMAND
)
1388 ok
= ((primary_win_info
->generic
.type
== CMD_WIN
&&
1389 new_height
<= (tui_term_height () - 4) &&
1390 new_height
>= MIN_CMD_WIN_HEIGHT
) ||
1391 (primary_win_info
->generic
.type
!= CMD_WIN
&&
1392 new_height
<= (tui_term_height () - 2) &&
1393 new_height
>= MIN_WIN_HEIGHT
));
1395 { /* check the total height */
1396 struct tui_win_info
* win_info
;
1398 if (primary_win_info
== TUI_CMD_WIN
)
1399 win_info
= (struct tui_win_info
*) (tui_source_windows ())->list
[0];
1401 win_info
= TUI_CMD_WIN
;
1403 (win_info
->generic
.height
+ diff
)) <= tui_term_height ());
1408 int cur_total_height
, total_height
, min_height
= 0;
1409 struct tui_win_info
*first_win
;
1410 struct tui_win_info
*second_win
;
1412 if (cur_layout
== SRC_DISASSEM_COMMAND
)
1414 first_win
= TUI_SRC_WIN
;
1415 second_win
= TUI_DISASM_WIN
;
1419 first_win
= TUI_DATA_WIN
;
1420 second_win
= (struct tui_win_info
*) (tui_source_windows ())->list
[0];
1423 ** We could simply add all the heights to obtain the same result
1424 ** but below is more explicit since we subtract 1 for the
1425 ** line that the first and second windows share, and add one
1428 total_height
= cur_total_height
=
1429 (first_win
->generic
.height
+ second_win
->generic
.height
- 1)
1430 + TUI_CMD_WIN
->generic
.height
+ 1 /*locator */ ;
1431 if (primary_win_info
== TUI_CMD_WIN
)
1433 /* locator included since first & second win share a line */
1434 ok
= ((first_win
->generic
.height
+
1435 second_win
->generic
.height
+ diff
) >=
1436 (MIN_WIN_HEIGHT
* 2) &&
1437 new_height
>= MIN_CMD_WIN_HEIGHT
);
1440 total_height
= new_height
+ (first_win
->generic
.height
+
1441 second_win
->generic
.height
+ diff
);
1442 min_height
= MIN_CMD_WIN_HEIGHT
;
1447 min_height
= MIN_WIN_HEIGHT
;
1449 ** First see if we can increase/decrease the command
1450 ** window. And make sure that the command window is
1453 ok
= ((TUI_CMD_WIN
->generic
.height
+ diff
) > 0);
1456 ** Looks like we have to increase/decrease one of
1457 ** the other windows
1459 if (primary_win_info
== first_win
)
1460 ok
= (second_win
->generic
.height
+ diff
) >= min_height
;
1462 ok
= (first_win
->generic
.height
+ diff
) >= min_height
;
1466 if (primary_win_info
== first_win
)
1467 total_height
= new_height
+
1468 second_win
->generic
.height
+
1469 TUI_CMD_WIN
->generic
.height
+ diff
;
1471 total_height
= new_height
+
1472 first_win
->generic
.height
+
1473 TUI_CMD_WIN
->generic
.height
+ diff
;
1477 ** Now make sure that the proposed total height doesn't exceed
1478 ** the old total height.
1481 ok
= (new_height
>= min_height
&& total_height
<= cur_total_height
);
1490 parse_scrolling_args (char *arg
, struct tui_win_info
* * win_to_scroll
,
1495 *win_to_scroll
= tui_win_with_focus ();
1498 ** First set up the default window to scroll, in case there is no
1501 if (arg
!= (char *) NULL
)
1503 char *buf
, *buf_ptr
;
1505 /* process the number of lines to scroll */
1506 buf
= buf_ptr
= xstrdup (arg
);
1507 if (isdigit (*buf_ptr
))
1512 buf_ptr
= strchr (buf_ptr
, ' ');
1513 if (buf_ptr
!= (char *) NULL
)
1515 *buf_ptr
= (char) 0;
1517 *num_to_scroll
= atoi (num_str
);
1520 else if (num_to_scroll
)
1521 *num_to_scroll
= atoi (num_str
);
1524 /* process the window name if one is specified */
1525 if (buf_ptr
!= (char *) NULL
)
1530 if (*buf_ptr
== ' ')
1531 while (*(++buf_ptr
) == ' ')
1534 if (*buf_ptr
!= (char) 0)
1539 /* Validate the window name */
1540 for (i
= 0; i
< strlen (wname
); i
++)
1541 wname
[i
] = toupper (wname
[i
]);
1542 *win_to_scroll
= tui_partial_win_by_name (wname
);
1544 if (*win_to_scroll
== (struct tui_win_info
*) NULL
||
1545 !(*win_to_scroll
)->generic
.is_visible
)
1546 warning (_("Invalid window specified. \n\
1547 The window name specified must be valid and visible.\n"));
1548 else if (*win_to_scroll
== TUI_CMD_WIN
)
1549 *win_to_scroll
= (struct tui_win_info
*) (tui_source_windows ())->list
[0];