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f377b406 | 1 | /* TUI window generic functions. |
f33c6cbf | 2 | |
42a4f53d | 3 | Copyright (C) 1998-2019 Free Software Foundation, Inc. |
f33c6cbf | 4 | |
f377b406 | 5 | Contributed by Hewlett-Packard Company. |
c906108c | 6 | |
f377b406 SC |
7 | This file is part of GDB. |
8 | ||
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 | |
a9762ec7 | 11 | the Free Software Foundation; either version 3 of the License, or |
f377b406 SC |
12 | (at your option) any later version. |
13 | ||
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. | |
18 | ||
19 | You should have received a copy of the GNU General Public License | |
a9762ec7 | 20 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
f377b406 SC |
21 | |
22 | /* This module contains procedures for handling tui window functions | |
23 | like resize, scrolling, scrolling, changing focus, etc. | |
24 | ||
25 | Author: Susan B. Macchia */ | |
c906108c | 26 | |
c906108c SS |
27 | #include "defs.h" |
28 | #include "command.h" | |
29 | #include "symtab.h" | |
30 | #include "breakpoint.h" | |
31 | #include "frame.h" | |
41783295 | 32 | #include "cli/cli-cmds.h" |
3e752b04 | 33 | #include "top.h" |
52575520 | 34 | #include "source.h" |
c4ef48c6 | 35 | #include "event-loop.h" |
45e42163 | 36 | #include "gdbcmd.h" |
c906108c | 37 | |
d7b2e967 | 38 | #include "tui/tui.h" |
c4ef48c6 | 39 | #include "tui/tui-io.h" |
ce38393b | 40 | #include "tui/tui-command.h" |
d7b2e967 | 41 | #include "tui/tui-data.h" |
3df505f6 | 42 | #include "tui/tui-layout.h" |
d7b2e967 AC |
43 | #include "tui/tui-wingeneral.h" |
44 | #include "tui/tui-stack.h" | |
45 | #include "tui/tui-regs.h" | |
46 | #include "tui/tui-disasm.h" | |
47 | #include "tui/tui-source.h" | |
48 | #include "tui/tui-winsource.h" | |
2c0b251b | 49 | #include "tui/tui-win.h" |
c906108c | 50 | |
6a83354a | 51 | #include "gdb_curses.h" |
96ec9981 | 52 | #include <ctype.h> |
dbda9972 | 53 | #include "readline/readline.h" |
9f6ad286 | 54 | #include "gdbsupport/gdb_string_view.h" |
96ec9981 | 55 | |
9612b5ec UW |
56 | #include <signal.h> |
57 | ||
08ef48c5 MS |
58 | static enum tui_status tui_adjust_win_heights (struct tui_win_info *, |
59 | int); | |
6ba8e26f | 60 | static int new_height_ok (struct tui_win_info *, int); |
0b39b52e TT |
61 | static void tui_set_tab_width_command (const char *, int); |
62 | static void tui_refresh_all_command (const char *, int); | |
1d12d88f | 63 | static void tui_all_windows_info (const char *, int); |
0b39b52e TT |
64 | static void tui_scroll_forward_command (const char *, int); |
65 | static void tui_scroll_backward_command (const char *, int); | |
66 | static void tui_scroll_left_command (const char *, int); | |
67 | static void tui_scroll_right_command (const char *, int); | |
68 | static void parse_scrolling_args (const char *, | |
08ef48c5 MS |
69 | struct tui_win_info **, |
70 | int *); | |
c906108c SS |
71 | |
72 | ||
57dbb3af | 73 | #define WIN_HEIGHT_USAGE "Usage: winheight WINDOW-NAME [+ | -] NUM-LINES\n" |
bf212be1 | 74 | #define FOCUS_USAGE "Usage: focus [WINDOW-NAME | next | prev]\n" |
c906108c | 75 | |
17aae570 SC |
76 | #ifndef ACS_LRCORNER |
77 | # define ACS_LRCORNER '+' | |
78 | #endif | |
79 | #ifndef ACS_LLCORNER | |
80 | # define ACS_LLCORNER '+' | |
81 | #endif | |
82 | #ifndef ACS_ULCORNER | |
83 | # define ACS_ULCORNER '+' | |
84 | #endif | |
85 | #ifndef ACS_URCORNER | |
86 | # define ACS_URCORNER '+' | |
87 | #endif | |
88 | #ifndef ACS_HLINE | |
89 | # define ACS_HLINE '-' | |
90 | #endif | |
91 | #ifndef ACS_VLINE | |
92 | # define ACS_VLINE '|' | |
93 | #endif | |
94 | ||
af101512 | 95 | /* Possible values for tui-border-kind variable. */ |
40478521 | 96 | static const char *const tui_border_kind_enums[] = { |
af101512 SC |
97 | "space", |
98 | "ascii", | |
99 | "acs", | |
100 | NULL | |
101 | }; | |
102 | ||
103 | /* Possible values for tui-border-mode and tui-active-border-mode. */ | |
40478521 | 104 | static const char *const tui_border_mode_enums[] = { |
af101512 SC |
105 | "normal", |
106 | "standout", | |
107 | "reverse", | |
108 | "half", | |
109 | "half-standout", | |
110 | "bold", | |
111 | "bold-standout", | |
112 | NULL | |
113 | }; | |
114 | ||
115 | struct tui_translate | |
116 | { | |
117 | const char *name; | |
118 | int value; | |
119 | }; | |
120 | ||
121 | /* Translation table for border-mode variables. | |
122 | The list of values must be terminated by a NULL. | |
123 | After the NULL value, an entry defines the default. */ | |
124 | struct tui_translate tui_border_mode_translate[] = { | |
125 | { "normal", A_NORMAL }, | |
126 | { "standout", A_STANDOUT }, | |
127 | { "reverse", A_REVERSE }, | |
128 | { "half", A_DIM }, | |
129 | { "half-standout", A_DIM | A_STANDOUT }, | |
130 | { "bold", A_BOLD }, | |
131 | { "bold-standout", A_BOLD | A_STANDOUT }, | |
132 | { 0, 0 }, | |
133 | { "normal", A_NORMAL } | |
134 | }; | |
135 | ||
136 | /* Translation tables for border-kind, one for each border | |
137 | character (see wborder, border curses operations). | |
138 | -1 is used to indicate the ACS because ACS characters | |
139 | are determined at run time by curses (depends on terminal). */ | |
140 | struct tui_translate tui_border_kind_translate_vline[] = { | |
141 | { "space", ' ' }, | |
142 | { "ascii", '|' }, | |
143 | { "acs", -1 }, | |
144 | { 0, 0 }, | |
145 | { "ascii", '|' } | |
146 | }; | |
147 | ||
148 | struct tui_translate tui_border_kind_translate_hline[] = { | |
149 | { "space", ' ' }, | |
150 | { "ascii", '-' }, | |
151 | { "acs", -1 }, | |
152 | { 0, 0 }, | |
153 | { "ascii", '-' } | |
154 | }; | |
155 | ||
156 | struct tui_translate tui_border_kind_translate_ulcorner[] = { | |
157 | { "space", ' ' }, | |
158 | { "ascii", '+' }, | |
159 | { "acs", -1 }, | |
160 | { 0, 0 }, | |
161 | { "ascii", '+' } | |
162 | }; | |
163 | ||
164 | struct tui_translate tui_border_kind_translate_urcorner[] = { | |
165 | { "space", ' ' }, | |
166 | { "ascii", '+' }, | |
167 | { "acs", -1 }, | |
168 | { 0, 0 }, | |
169 | { "ascii", '+' } | |
170 | }; | |
171 | ||
172 | struct tui_translate tui_border_kind_translate_llcorner[] = { | |
173 | { "space", ' ' }, | |
174 | { "ascii", '+' }, | |
175 | { "acs", -1 }, | |
176 | { 0, 0 }, | |
177 | { "ascii", '+' } | |
178 | }; | |
179 | ||
180 | struct tui_translate tui_border_kind_translate_lrcorner[] = { | |
181 | { "space", ' ' }, | |
182 | { "ascii", '+' }, | |
183 | { "acs", -1 }, | |
184 | { 0, 0 }, | |
185 | { "ascii", '+' } | |
186 | }; | |
187 | ||
188 | ||
189 | /* Tui configuration variables controlled with set/show command. */ | |
190 | const char *tui_active_border_mode = "bold-standout"; | |
920d2a44 | 191 | static void |
08ef48c5 MS |
192 | show_tui_active_border_mode (struct ui_file *file, |
193 | int from_tty, | |
194 | struct cmd_list_element *c, | |
195 | const char *value) | |
920d2a44 AC |
196 | { |
197 | fprintf_filtered (file, _("\ | |
198 | The attribute mode to use for the active TUI window border is \"%s\".\n"), | |
199 | value); | |
200 | } | |
201 | ||
af101512 | 202 | const char *tui_border_mode = "normal"; |
920d2a44 | 203 | static void |
08ef48c5 MS |
204 | show_tui_border_mode (struct ui_file *file, |
205 | int from_tty, | |
206 | struct cmd_list_element *c, | |
207 | const char *value) | |
920d2a44 AC |
208 | { |
209 | fprintf_filtered (file, _("\ | |
210 | The attribute mode to use for the TUI window borders is \"%s\".\n"), | |
211 | value); | |
212 | } | |
213 | ||
af101512 | 214 | const char *tui_border_kind = "acs"; |
920d2a44 | 215 | static void |
08ef48c5 MS |
216 | show_tui_border_kind (struct ui_file *file, |
217 | int from_tty, | |
218 | struct cmd_list_element *c, | |
219 | const char *value) | |
920d2a44 AC |
220 | { |
221 | fprintf_filtered (file, _("The kind of border for TUI windows is \"%s\".\n"), | |
222 | value); | |
223 | } | |
224 | ||
af101512 | 225 | |
1cc6d956 MS |
226 | /* Tui internal configuration variables. These variables are updated |
227 | by tui_update_variables to reflect the tui configuration | |
af101512 SC |
228 | variables. */ |
229 | chtype tui_border_vline; | |
230 | chtype tui_border_hline; | |
231 | chtype tui_border_ulcorner; | |
232 | chtype tui_border_urcorner; | |
233 | chtype tui_border_llcorner; | |
234 | chtype tui_border_lrcorner; | |
235 | ||
236 | int tui_border_attrs; | |
237 | int tui_active_border_attrs; | |
238 | ||
239 | /* Identify the item in the translation table. | |
240 | When the item is not recognized, use the default entry. */ | |
241 | static struct tui_translate * | |
242 | translate (const char *name, struct tui_translate *table) | |
243 | { | |
244 | while (table->name) | |
245 | { | |
246 | if (name && strcmp (table->name, name) == 0) | |
247 | return table; | |
248 | table++; | |
249 | } | |
250 | ||
251 | /* Not found, return default entry. */ | |
252 | table++; | |
253 | return table; | |
254 | } | |
255 | ||
256 | /* Update the tui internal configuration according to gdb settings. | |
257 | Returns 1 if the configuration has changed and the screen should | |
258 | be redrawn. */ | |
259 | int | |
d02c80cd | 260 | tui_update_variables (void) |
af101512 SC |
261 | { |
262 | int need_redraw = 0; | |
263 | struct tui_translate *entry; | |
264 | ||
265 | entry = translate (tui_border_mode, tui_border_mode_translate); | |
266 | if (tui_border_attrs != entry->value) | |
267 | { | |
268 | tui_border_attrs = entry->value; | |
269 | need_redraw = 1; | |
270 | } | |
271 | entry = translate (tui_active_border_mode, tui_border_mode_translate); | |
272 | if (tui_active_border_attrs != entry->value) | |
273 | { | |
274 | tui_active_border_attrs = entry->value; | |
275 | need_redraw = 1; | |
276 | } | |
277 | ||
278 | /* If one corner changes, all characters are changed. | |
279 | Only check the first one. The ACS characters are determined at | |
280 | run time by curses terminal management. */ | |
281 | entry = translate (tui_border_kind, tui_border_kind_translate_lrcorner); | |
282 | if (tui_border_lrcorner != (chtype) entry->value) | |
283 | { | |
284 | tui_border_lrcorner = (entry->value < 0) ? ACS_LRCORNER : entry->value; | |
285 | need_redraw = 1; | |
286 | } | |
287 | entry = translate (tui_border_kind, tui_border_kind_translate_llcorner); | |
288 | tui_border_llcorner = (entry->value < 0) ? ACS_LLCORNER : entry->value; | |
289 | ||
290 | entry = translate (tui_border_kind, tui_border_kind_translate_ulcorner); | |
291 | tui_border_ulcorner = (entry->value < 0) ? ACS_ULCORNER : entry->value; | |
292 | ||
293 | entry = translate (tui_border_kind, tui_border_kind_translate_urcorner); | |
294 | tui_border_urcorner = (entry->value < 0) ? ACS_URCORNER : entry->value; | |
295 | ||
296 | entry = translate (tui_border_kind, tui_border_kind_translate_hline); | |
297 | tui_border_hline = (entry->value < 0) ? ACS_HLINE : entry->value; | |
298 | ||
299 | entry = translate (tui_border_kind, tui_border_kind_translate_vline); | |
300 | tui_border_vline = (entry->value < 0) ? ACS_VLINE : entry->value; | |
301 | ||
302 | return need_redraw; | |
303 | } | |
304 | ||
c9684879 | 305 | static void |
981a3fb3 | 306 | set_tui_cmd (const char *args, int from_tty) |
c9684879 SC |
307 | { |
308 | } | |
309 | ||
310 | static void | |
981a3fb3 | 311 | show_tui_cmd (const char *args, int from_tty) |
c9684879 SC |
312 | { |
313 | } | |
af101512 | 314 | |
10f59415 SC |
315 | static struct cmd_list_element *tuilist; |
316 | ||
317 | static void | |
981a3fb3 | 318 | tui_command (const char *args, int from_tty) |
10f59415 | 319 | { |
a3f17187 AC |
320 | printf_unfiltered (_("\"tui\" must be followed by the name of a " |
321 | "tui command.\n")); | |
635c7e8a | 322 | help_list (tuilist, "tui ", all_commands, gdb_stdout); |
10f59415 SC |
323 | } |
324 | ||
325 | struct cmd_list_element ** | |
da745b36 | 326 | tui_get_cmd_list (void) |
10f59415 SC |
327 | { |
328 | if (tuilist == 0) | |
329 | add_prefix_cmd ("tui", class_tui, tui_command, | |
1bedd215 | 330 | _("Text User Interface commands."), |
10f59415 SC |
331 | &tuilist, "tui ", 0, &cmdlist); |
332 | return &tuilist; | |
333 | } | |
334 | ||
6cdb25f4 EZ |
335 | /* The set_func hook of "set tui ..." commands that affect the window |
336 | borders on the TUI display. */ | |
337 | void | |
eb4c3f4a TT |
338 | tui_set_var_cmd (const char *null_args, |
339 | int from_tty, struct cmd_list_element *c) | |
6cdb25f4 EZ |
340 | { |
341 | if (tui_update_variables () && tui_active) | |
342 | tui_rehighlight_all (); | |
343 | } | |
344 | ||
45e42163 TT |
345 | \f |
346 | ||
347 | /* True if TUI resizes should print a message. This is used by the | |
348 | test suite. */ | |
349 | ||
350 | static bool resize_message; | |
351 | ||
352 | static void | |
353 | show_tui_resize_message (struct ui_file *file, int from_tty, | |
354 | struct cmd_list_element *c, const char *value) | |
355 | { | |
356 | fprintf_filtered (file, _("TUI resize messaging is %s.\n"), value); | |
357 | } | |
358 | ||
359 | \f | |
360 | ||
97605e61 AB |
361 | /* Generic window name completion function. Complete window name pointed |
362 | to by TEXT and WORD. If INCLUDE_NEXT_PREV_P is true then the special | |
363 | window names 'next' and 'prev' will also be considered as possible | |
364 | completions of the window name. */ | |
2e52ae68 | 365 | |
eb3ff9a5 PA |
366 | static void |
367 | window_name_completer (completion_tracker &tracker, | |
368 | int include_next_prev_p, | |
97605e61 | 369 | const char *text, const char *word) |
2e52ae68 | 370 | { |
625ad440 | 371 | std::vector<const char *> completion_name_vec; |
2e52ae68 | 372 | |
1ce3e844 | 373 | for (tui_win_info *win_info : all_tui_windows ()) |
2e52ae68 PP |
374 | { |
375 | const char *completion_name = NULL; | |
376 | ||
377 | /* We can't focus on an invisible window. */ | |
2d83e710 | 378 | if (!win_info->is_visible ()) |
2e52ae68 PP |
379 | continue; |
380 | ||
1ce3e844 | 381 | completion_name = win_info->name (); |
150375dc | 382 | gdb_assert (completion_name != NULL); |
625ad440 | 383 | completion_name_vec.push_back (completion_name); |
2e52ae68 PP |
384 | } |
385 | ||
386 | /* If no windows are considered visible then the TUI has not yet been | |
387 | initialized. But still "focus src" and "focus cmd" will work because | |
388 | invoking the focus command will entail initializing the TUI which sets the | |
389 | default layout to SRC_COMMAND. */ | |
625ad440 | 390 | if (completion_name_vec.empty ()) |
2e52ae68 | 391 | { |
625ad440 SM |
392 | completion_name_vec.push_back (SRC_NAME); |
393 | completion_name_vec.push_back (CMD_NAME); | |
2e52ae68 PP |
394 | } |
395 | ||
97605e61 AB |
396 | if (include_next_prev_p) |
397 | { | |
625ad440 SM |
398 | completion_name_vec.push_back ("next"); |
399 | completion_name_vec.push_back ("prev"); | |
97605e61 | 400 | } |
2e52ae68 | 401 | |
2e52ae68 | 402 | |
625ad440 SM |
403 | completion_name_vec.push_back (NULL); |
404 | complete_on_enum (tracker, completion_name_vec.data (), text, word); | |
2e52ae68 PP |
405 | } |
406 | ||
97605e61 AB |
407 | /* Complete possible window names to focus on. TEXT is the complete text |
408 | entered so far, WORD is the word currently being completed. */ | |
409 | ||
eb3ff9a5 | 410 | static void |
97605e61 | 411 | focus_completer (struct cmd_list_element *ignore, |
eb3ff9a5 PA |
412 | completion_tracker &tracker, |
413 | const char *text, const char *word) | |
97605e61 | 414 | { |
eb3ff9a5 | 415 | window_name_completer (tracker, 1, text, word); |
97605e61 AB |
416 | } |
417 | ||
418 | /* Complete possible window names for winheight command. TEXT is the | |
419 | complete text entered so far, WORD is the word currently being | |
420 | completed. */ | |
421 | ||
eb3ff9a5 | 422 | static void |
97605e61 | 423 | winheight_completer (struct cmd_list_element *ignore, |
eb3ff9a5 | 424 | completion_tracker &tracker, |
97605e61 AB |
425 | const char *text, const char *word) |
426 | { | |
427 | /* The first word is the window name. That we can complete. Subsequent | |
428 | words can't be completed. */ | |
429 | if (word != text) | |
eb3ff9a5 | 430 | return; |
97605e61 | 431 | |
eb3ff9a5 | 432 | window_name_completer (tracker, 0, text, word); |
97605e61 AB |
433 | } |
434 | ||
3e752b04 SC |
435 | /* Update gdb's knowledge of the terminal size. */ |
436 | void | |
d02c80cd | 437 | tui_update_gdb_sizes (void) |
3e752b04 | 438 | { |
d6e5e7f7 PP |
439 | int width, height; |
440 | ||
441 | if (tui_active) | |
442 | { | |
cb2ce893 TT |
443 | width = TUI_CMD_WIN->width; |
444 | height = TUI_CMD_WIN->height; | |
d6e5e7f7 PP |
445 | } |
446 | else | |
447 | { | |
448 | width = tui_term_width (); | |
449 | height = tui_term_height (); | |
450 | } | |
451 | ||
452 | set_screen_width_and_height (width, height); | |
3e752b04 SC |
453 | } |
454 | ||
c906108c | 455 | |
1cc6d956 | 456 | /* Set the logical focus to win_info. */ |
c906108c | 457 | void |
5b6fe301 | 458 | tui_set_win_focus_to (struct tui_win_info *win_info) |
c906108c | 459 | { |
6d012f14 | 460 | if (win_info != NULL) |
c906108c | 461 | { |
5b6fe301 | 462 | struct tui_win_info *win_with_focus = tui_win_with_focus (); |
c906108c | 463 | |
bbc228ee | 464 | tui_unhighlight_win (win_with_focus); |
6d012f14 | 465 | tui_set_win_with_focus (win_info); |
bbc228ee | 466 | tui_highlight_win (win_info); |
c906108c | 467 | } |
6ba8e26f | 468 | } |
c906108c SS |
469 | |
470 | ||
c906108c | 471 | void |
13446e05 | 472 | tui_win_info::forward_scroll (int num_to_scroll) |
c906108c | 473 | { |
13446e05 | 474 | if (num_to_scroll == 0) |
cb2ce893 | 475 | num_to_scroll = height - 3; |
c906108c | 476 | |
c3bd716f | 477 | do_scroll_vertical (num_to_scroll); |
a21fcd8f | 478 | } |
c906108c | 479 | |
c906108c | 480 | void |
13446e05 | 481 | tui_win_info::backward_scroll (int num_to_scroll) |
c906108c | 482 | { |
13446e05 | 483 | if (num_to_scroll == 0) |
cb2ce893 | 484 | num_to_scroll = height - 3; |
13446e05 | 485 | |
c3bd716f | 486 | do_scroll_vertical (-num_to_scroll); |
a21fcd8f | 487 | } |
c906108c SS |
488 | |
489 | ||
c906108c | 490 | void |
13446e05 | 491 | tui_win_info::left_scroll (int num_to_scroll) |
c906108c | 492 | { |
13446e05 TT |
493 | if (num_to_scroll == 0) |
494 | num_to_scroll = 1; | |
495 | ||
c3bd716f | 496 | do_scroll_horizontal (num_to_scroll); |
a21fcd8f | 497 | } |
c906108c SS |
498 | |
499 | ||
c906108c | 500 | void |
13446e05 | 501 | tui_win_info::right_scroll (int num_to_scroll) |
c906108c | 502 | { |
13446e05 TT |
503 | if (num_to_scroll == 0) |
504 | num_to_scroll = 1; | |
505 | ||
c3bd716f | 506 | do_scroll_horizontal (-num_to_scroll); |
e8b915dc | 507 | } |
c906108c SS |
508 | |
509 | ||
c906108c | 510 | void |
a21fcd8f | 511 | tui_refresh_all_win (void) |
c906108c | 512 | { |
3e266828 | 513 | clearok (curscr, TRUE); |
1ce3e844 | 514 | tui_refresh_all (); |
bc712bbf | 515 | } |
c906108c | 516 | |
6cdb25f4 EZ |
517 | void |
518 | tui_rehighlight_all (void) | |
519 | { | |
1ce3e844 | 520 | for (tui_win_info *win_info : all_tui_windows ()) |
b4ef5aeb | 521 | win_info->check_and_display_highlight_if_needed (); |
6cdb25f4 | 522 | } |
c906108c | 523 | |
b021a221 | 524 | /* Resize all the windows based on the terminal size. This function |
ae2b5380 | 525 | gets called from within the readline SIGWINCH handler. */ |
c906108c | 526 | void |
6ba8e26f | 527 | tui_resize_all (void) |
c906108c | 528 | { |
6ba8e26f | 529 | int height_diff, width_diff; |
9255ee31 | 530 | int screenheight, screenwidth; |
c906108c | 531 | |
9255ee31 | 532 | rl_get_screen_size (&screenheight, &screenwidth); |
6ba8e26f AC |
533 | width_diff = screenwidth - tui_term_width (); |
534 | height_diff = screenheight - tui_term_height (); | |
535 | if (height_diff || width_diff) | |
c906108c | 536 | { |
6ba8e26f | 537 | enum tui_layout_type cur_layout = tui_current_layout (); |
5b6fe301 | 538 | struct tui_win_info *win_with_focus = tui_win_with_focus (); |
6ba8e26f AC |
539 | struct tui_win_info *first_win; |
540 | struct tui_win_info *second_win; | |
7908abbf | 541 | tui_source_window_base *src_win; |
3add462f | 542 | struct tui_locator_window *locator = tui_locator_win_info_ptr (); |
6ba8e26f | 543 | int new_height, split_diff, cmd_split_diff, num_wins_displayed = 2; |
c906108c | 544 | |
10f59415 SC |
545 | #ifdef HAVE_RESIZE_TERM |
546 | resize_term (screenheight, screenwidth); | |
547 | #endif | |
1cc6d956 | 548 | /* Turn keypad off while we resize. */ |
6ba8e26f | 549 | if (win_with_focus != TUI_CMD_WIN) |
7523da63 | 550 | keypad (TUI_CMD_WIN->handle.get (), FALSE); |
3e752b04 | 551 | tui_update_gdb_sizes (); |
dd1abb8c AC |
552 | tui_set_term_height_to (screenheight); |
553 | tui_set_term_width_to (screenwidth); | |
e5908723 MS |
554 | if (cur_layout == SRC_DISASSEM_COMMAND |
555 | || cur_layout == SRC_DATA_COMMAND | |
556 | || cur_layout == DISASSEM_DATA_COMMAND) | |
6ba8e26f AC |
557 | num_wins_displayed++; |
558 | split_diff = height_diff / num_wins_displayed; | |
559 | cmd_split_diff = split_diff; | |
560 | if (height_diff % num_wins_displayed) | |
c906108c | 561 | { |
6ba8e26f AC |
562 | if (height_diff < 0) |
563 | cmd_split_diff--; | |
c906108c | 564 | else |
c366c1f0 TT |
565 | cmd_split_diff++; |
566 | } | |
1cc6d956 | 567 | /* Now adjust each window. */ |
c366c1f0 TT |
568 | /* erase + clearok are used instead of a straightforward clear as |
569 | AIX 5.3 does not define clear. */ | |
570 | erase (); | |
571 | clearok (curscr, TRUE); | |
6ba8e26f | 572 | switch (cur_layout) |
c366c1f0 | 573 | { |
c906108c SS |
574 | case SRC_COMMAND: |
575 | case DISASSEM_COMMAND: | |
3891b65e | 576 | src_win = *(tui_source_windows ().begin ()); |
1cc6d956 | 577 | /* Check for invalid heights. */ |
6ba8e26f | 578 | if (height_diff == 0) |
3df505f6 TT |
579 | new_height = src_win->height; |
580 | else if ((src_win->height + split_diff) >= | |
c906108c | 581 | (screenheight - MIN_CMD_WIN_HEIGHT - 1)) |
6ba8e26f | 582 | new_height = screenheight - MIN_CMD_WIN_HEIGHT - 1; |
3df505f6 | 583 | else if ((src_win->height + split_diff) <= 0) |
6ba8e26f | 584 | new_height = MIN_WIN_HEIGHT; |
c906108c | 585 | else |
3df505f6 TT |
586 | new_height = src_win->height + split_diff; |
587 | ||
588 | src_win->resize (new_height, screenwidth, 0, 0); | |
c906108c | 589 | |
1b935acf | 590 | locator->resize (1, screenwidth, 0, new_height); |
3df505f6 TT |
591 | |
592 | new_height = screenheight - (new_height + 1); | |
593 | TUI_CMD_WIN->resize (new_height, screenwidth, | |
594 | 0, locator->origin.y + 1); | |
c906108c SS |
595 | break; |
596 | default: | |
6ba8e26f | 597 | if (cur_layout == SRC_DISASSEM_COMMAND) |
c906108c | 598 | { |
7908abbf TT |
599 | src_win = TUI_SRC_WIN; |
600 | first_win = src_win; | |
6ba8e26f | 601 | second_win = TUI_DISASM_WIN; |
c906108c SS |
602 | } |
603 | else | |
604 | { | |
6ba8e26f | 605 | first_win = TUI_DATA_WIN; |
3891b65e | 606 | src_win = *(tui_source_windows ().begin ()); |
7908abbf | 607 | second_win = src_win; |
c906108c | 608 | } |
1cc6d956 MS |
609 | /* Change the first window's height/width. */ |
610 | /* Check for invalid heights. */ | |
6ba8e26f | 611 | if (height_diff == 0) |
cb2ce893 TT |
612 | new_height = first_win->height; |
613 | else if ((first_win->height + | |
614 | second_win->height + (split_diff * 2)) >= | |
c906108c | 615 | (screenheight - MIN_CMD_WIN_HEIGHT - 1)) |
6ba8e26f | 616 | new_height = (screenheight - MIN_CMD_WIN_HEIGHT - 1) / 2; |
cb2ce893 | 617 | else if ((first_win->height + split_diff) <= 0) |
6ba8e26f | 618 | new_height = MIN_WIN_HEIGHT; |
c906108c | 619 | else |
cb2ce893 | 620 | new_height = first_win->height + split_diff; |
c906108c | 621 | |
3df505f6 | 622 | first_win->resize (new_height, screenwidth, 0, 0); |
c906108c | 623 | |
1cc6d956 MS |
624 | /* Change the second window's height/width. */ |
625 | /* Check for invalid heights. */ | |
6ba8e26f | 626 | if (height_diff == 0) |
cb2ce893 TT |
627 | new_height = second_win->height; |
628 | else if ((first_win->height + | |
629 | second_win->height + (split_diff * 2)) >= | |
c906108c SS |
630 | (screenheight - MIN_CMD_WIN_HEIGHT - 1)) |
631 | { | |
6ba8e26f AC |
632 | new_height = screenheight - MIN_CMD_WIN_HEIGHT - 1; |
633 | if (new_height % 2) | |
634 | new_height = (new_height / 2) + 1; | |
c906108c | 635 | else |
6ba8e26f | 636 | new_height /= 2; |
c906108c | 637 | } |
cb2ce893 | 638 | else if ((second_win->height + split_diff) <= 0) |
6ba8e26f | 639 | new_height = MIN_WIN_HEIGHT; |
c906108c | 640 | else |
cb2ce893 | 641 | new_height = second_win->height + split_diff; |
3df505f6 TT |
642 | |
643 | second_win->resize (new_height, screenwidth, | |
644 | 0, first_win->height - 1); | |
645 | ||
1b935acf | 646 | locator->resize (1, screenwidth, |
3df505f6 | 647 | 0, second_win->origin.y + new_height); |
c906108c | 648 | |
1cc6d956 | 649 | /* Change the command window's height/width. */ |
3df505f6 TT |
650 | new_height = screenheight - (locator->origin.y + 1); |
651 | TUI_CMD_WIN->resize (new_height, screenwidth, | |
652 | 0, locator->origin.y + 1); | |
c906108c SS |
653 | break; |
654 | } | |
fede5273 TT |
655 | |
656 | tui_delete_invisible_windows (); | |
1cc6d956 MS |
657 | /* Turn keypad back on, unless focus is in the command |
658 | window. */ | |
6ba8e26f | 659 | if (win_with_focus != TUI_CMD_WIN) |
7523da63 | 660 | keypad (TUI_CMD_WIN->handle.get (), TRUE); |
c906108c | 661 | } |
6ba8e26f | 662 | } |
c906108c | 663 | |
2c0b251b | 664 | #ifdef SIGWINCH |
c4ef48c6 PP |
665 | /* Token for use by TUI's asynchronous SIGWINCH handler. */ |
666 | static struct async_signal_handler *tui_sigwinch_token; | |
667 | ||
668 | /* TUI's SIGWINCH signal handler. */ | |
2c0b251b | 669 | static void |
6ba8e26f | 670 | tui_sigwinch_handler (int signal) |
c906108c | 671 | { |
c4ef48c6 | 672 | mark_async_signal_handler (tui_sigwinch_token); |
9abd8a65 | 673 | tui_set_win_resized_to (true); |
6ba8e26f | 674 | } |
c4ef48c6 PP |
675 | |
676 | /* Callback for asynchronously resizing TUI following a SIGWINCH signal. */ | |
677 | static void | |
678 | tui_async_resize_screen (gdb_client_data arg) | |
679 | { | |
a88d0bb3 PP |
680 | rl_resize_terminal (); |
681 | ||
c4ef48c6 | 682 | if (!tui_active) |
a88d0bb3 PP |
683 | { |
684 | int screen_height, screen_width; | |
c4ef48c6 | 685 | |
a88d0bb3 PP |
686 | rl_get_screen_size (&screen_height, &screen_width); |
687 | set_screen_width_and_height (screen_width, screen_height); | |
688 | ||
689 | /* win_resized is left set so that the next call to tui_enable() | |
690 | resizes the TUI windows. */ | |
691 | } | |
692 | else | |
693 | { | |
9abd8a65 | 694 | tui_set_win_resized_to (false); |
a88d0bb3 PP |
695 | tui_resize_all (); |
696 | tui_refresh_all_win (); | |
697 | tui_update_gdb_sizes (); | |
45e42163 TT |
698 | if (resize_message) |
699 | { | |
700 | static int count; | |
701 | printf_unfiltered ("@@ resize done %d, size = %dx%d\n", count, | |
702 | tui_term_width (), tui_term_height ()); | |
703 | ++count; | |
704 | } | |
a88d0bb3 PP |
705 | tui_redisplay_readline (); |
706 | } | |
c4ef48c6 | 707 | } |
2c0b251b | 708 | #endif |
c906108c | 709 | |
c4ef48c6 PP |
710 | /* Initialize TUI's SIGWINCH signal handler. Note that the handler is not |
711 | uninstalled when we exit TUI, so the handler should not assume that TUI is | |
712 | always active. */ | |
9612b5ec UW |
713 | void |
714 | tui_initialize_win (void) | |
715 | { | |
716 | #ifdef SIGWINCH | |
c4ef48c6 PP |
717 | tui_sigwinch_token |
718 | = create_async_signal_handler (tui_async_resize_screen, NULL); | |
719 | ||
720 | { | |
9612b5ec | 721 | #ifdef HAVE_SIGACTION |
c4ef48c6 | 722 | struct sigaction old_winch; |
1c5313c5 | 723 | |
c4ef48c6 PP |
724 | memset (&old_winch, 0, sizeof (old_winch)); |
725 | old_winch.sa_handler = &tui_sigwinch_handler; | |
a344fc09 | 726 | #ifdef SA_RESTART |
c4ef48c6 | 727 | old_winch.sa_flags = SA_RESTART; |
a344fc09 | 728 | #endif |
c4ef48c6 | 729 | sigaction (SIGWINCH, &old_winch, NULL); |
9612b5ec | 730 | #else |
c4ef48c6 | 731 | signal (SIGWINCH, &tui_sigwinch_handler); |
9612b5ec | 732 | #endif |
c4ef48c6 | 733 | } |
9612b5ec UW |
734 | #endif |
735 | } | |
c906108c SS |
736 | |
737 | ||
c906108c | 738 | static void |
0b39b52e | 739 | tui_scroll_forward_command (const char *arg, int from_tty) |
c906108c | 740 | { |
6ba8e26f | 741 | int num_to_scroll = 1; |
5b6fe301 | 742 | struct tui_win_info *win_to_scroll; |
c906108c | 743 | |
1854bb21 SC |
744 | /* Make sure the curses mode is enabled. */ |
745 | tui_enable (); | |
63a33118 | 746 | if (arg == NULL) |
cafb3438 | 747 | parse_scrolling_args (arg, &win_to_scroll, NULL); |
c906108c | 748 | else |
6ba8e26f | 749 | parse_scrolling_args (arg, &win_to_scroll, &num_to_scroll); |
13446e05 | 750 | win_to_scroll->forward_scroll (num_to_scroll); |
e8b915dc | 751 | } |
c906108c SS |
752 | |
753 | ||
c906108c | 754 | static void |
0b39b52e | 755 | tui_scroll_backward_command (const char *arg, int from_tty) |
c906108c | 756 | { |
6ba8e26f | 757 | int num_to_scroll = 1; |
5b6fe301 | 758 | struct tui_win_info *win_to_scroll; |
c906108c | 759 | |
1854bb21 SC |
760 | /* Make sure the curses mode is enabled. */ |
761 | tui_enable (); | |
63a33118 | 762 | if (arg == NULL) |
cafb3438 | 763 | parse_scrolling_args (arg, &win_to_scroll, NULL); |
c906108c | 764 | else |
6ba8e26f | 765 | parse_scrolling_args (arg, &win_to_scroll, &num_to_scroll); |
13446e05 | 766 | win_to_scroll->backward_scroll (num_to_scroll); |
e8b915dc | 767 | } |
c906108c SS |
768 | |
769 | ||
c906108c | 770 | static void |
0b39b52e | 771 | tui_scroll_left_command (const char *arg, int from_tty) |
c906108c | 772 | { |
6ba8e26f | 773 | int num_to_scroll; |
5b6fe301 | 774 | struct tui_win_info *win_to_scroll; |
c906108c | 775 | |
1854bb21 SC |
776 | /* Make sure the curses mode is enabled. */ |
777 | tui_enable (); | |
6ba8e26f | 778 | parse_scrolling_args (arg, &win_to_scroll, &num_to_scroll); |
13446e05 | 779 | win_to_scroll->left_scroll (num_to_scroll); |
e8b915dc | 780 | } |
c906108c SS |
781 | |
782 | ||
c906108c | 783 | static void |
0b39b52e | 784 | tui_scroll_right_command (const char *arg, int from_tty) |
c906108c | 785 | { |
6ba8e26f | 786 | int num_to_scroll; |
5b6fe301 | 787 | struct tui_win_info *win_to_scroll; |
c906108c | 788 | |
1854bb21 SC |
789 | /* Make sure the curses mode is enabled. */ |
790 | tui_enable (); | |
6ba8e26f | 791 | parse_scrolling_args (arg, &win_to_scroll, &num_to_scroll); |
13446e05 | 792 | win_to_scroll->right_scroll (num_to_scroll); |
e8b915dc | 793 | } |
c906108c SS |
794 | |
795 | ||
9f6ad286 TT |
796 | /* Answer the window represented by name. */ |
797 | static struct tui_win_info * | |
798 | tui_partial_win_by_name (gdb::string_view name) | |
799 | { | |
800 | if (name != NULL) | |
801 | { | |
802 | for (tui_win_info *item : all_tui_windows ()) | |
803 | { | |
804 | const char *cur_name = item->name (); | |
805 | ||
806 | if (startswith (cur_name, name)) | |
807 | return item; | |
808 | } | |
809 | } | |
810 | ||
811 | return NULL; | |
812 | } | |
813 | ||
6ba8e26f | 814 | /* Set focus to the window named by 'arg'. */ |
c906108c | 815 | static void |
01aeb396 | 816 | tui_set_focus_command (const char *arg, int from_tty) |
c906108c | 817 | { |
01aeb396 TT |
818 | tui_enable (); |
819 | ||
63a33118 | 820 | if (arg != NULL) |
c906108c | 821 | { |
e65b5245 | 822 | struct tui_win_info *win_info = NULL; |
c906108c | 823 | |
78e8cb91 | 824 | if (subset_compare (arg, "next")) |
6d012f14 | 825 | win_info = tui_next_win (tui_win_with_focus ()); |
78e8cb91 | 826 | else if (subset_compare (arg, "prev")) |
6d012f14 | 827 | win_info = tui_prev_win (tui_win_with_focus ()); |
c906108c | 828 | else |
78e8cb91 | 829 | win_info = tui_partial_win_by_name (arg); |
c906108c | 830 | |
78e8cb91 TT |
831 | if (win_info == NULL) |
832 | error (_("Unrecognized window name \"%s\""), arg); | |
833 | if (!win_info->is_visible ()) | |
834 | error (_("Window \"%s\" is not visible"), arg); | |
c906108c | 835 | |
78e8cb91 | 836 | tui_set_win_focus_to (win_info); |
7523da63 | 837 | keypad (TUI_CMD_WIN->handle.get (), win_info != TUI_CMD_WIN); |
a3f17187 | 838 | printf_filtered (_("Focus set to %s window.\n"), |
152f3f4b | 839 | tui_win_with_focus ()->name ()); |
c906108c SS |
840 | } |
841 | else | |
78e8cb91 | 842 | error (_("Incorrect Number of Arguments.\n%s"), FOCUS_USAGE); |
6ba8e26f | 843 | } |
c906108c | 844 | |
c906108c | 845 | static void |
1d12d88f | 846 | tui_all_windows_info (const char *arg, int from_tty) |
c906108c | 847 | { |
5b6fe301 | 848 | struct tui_win_info *win_with_focus = tui_win_with_focus (); |
25a2915e TT |
849 | struct ui_out *uiout = current_uiout; |
850 | ||
851 | ui_out_emit_table table_emitter (uiout, 3, -1, "tui-windows"); | |
852 | uiout->table_header (10, ui_left, "name", "Name"); | |
853 | uiout->table_header (5, ui_right, "lines", "Lines"); | |
854 | uiout->table_header (10, ui_left, "focus", "Focus"); | |
855 | uiout->table_body (); | |
c906108c | 856 | |
1ce3e844 | 857 | for (tui_win_info *win_info : all_tui_windows ()) |
2d83e710 | 858 | if (win_info->is_visible ()) |
c906108c | 859 | { |
25a2915e TT |
860 | ui_out_emit_tuple tuple_emitter (uiout, nullptr); |
861 | ||
862 | uiout->field_string ("name", win_info->name ()); | |
863 | uiout->field_signed ("lines", win_info->height); | |
1ce3e844 | 864 | if (win_with_focus == win_info) |
25a2915e | 865 | uiout->field_string ("focus", _("(has focus)")); |
c906108c | 866 | else |
25a2915e TT |
867 | uiout->field_skip ("focus"); |
868 | uiout->text ("\n"); | |
c906108c | 869 | } |
6ba8e26f | 870 | } |
c906108c SS |
871 | |
872 | ||
c906108c | 873 | static void |
0b39b52e | 874 | tui_refresh_all_command (const char *arg, int from_tty) |
c906108c | 875 | { |
1854bb21 SC |
876 | /* Make sure the curses mode is enabled. */ |
877 | tui_enable (); | |
878 | ||
a21fcd8f | 879 | tui_refresh_all_win (); |
c906108c SS |
880 | } |
881 | ||
7806cea7 TT |
882 | /* The tab width that should be used by the TUI. */ |
883 | ||
884 | unsigned int tui_tab_width = DEFAULT_TAB_LEN; | |
885 | ||
886 | /* The tab width as set by the user. */ | |
887 | ||
888 | static unsigned int internal_tab_width = DEFAULT_TAB_LEN; | |
889 | ||
d83f1fe6 TT |
890 | /* After the tab width is set, call this to update the relevant |
891 | windows. */ | |
892 | ||
893 | static void | |
894 | update_tab_width () | |
895 | { | |
1ce3e844 | 896 | for (tui_win_info *win_info : all_tui_windows ()) |
7806cea7 | 897 | { |
2d83e710 | 898 | if (win_info->is_visible ()) |
1ce3e844 | 899 | win_info->update_tab_width (); |
7806cea7 TT |
900 | } |
901 | } | |
902 | ||
903 | /* Callback for "set tui tab-width". */ | |
904 | ||
905 | static void | |
906 | tui_set_tab_width (const char *ignore, | |
907 | int from_tty, struct cmd_list_element *c) | |
908 | { | |
909 | if (internal_tab_width == 0) | |
910 | { | |
911 | internal_tab_width = tui_tab_width; | |
912 | error (_("Tab width must not be 0")); | |
913 | } | |
914 | ||
915 | tui_tab_width = internal_tab_width; | |
916 | update_tab_width (); | |
917 | } | |
918 | ||
919 | /* Callback for "show tui tab-width". */ | |
920 | ||
921 | static void | |
922 | tui_show_tab_width (struct ui_file *file, int from_tty, | |
923 | struct cmd_list_element *c, const char *value) | |
924 | { | |
925 | fprintf_filtered (gdb_stdout, _("TUI tab width is %s spaces.\n"), value); | |
926 | ||
927 | } | |
c906108c | 928 | |
c54da50d | 929 | /* Set the tab width of the specified window. */ |
c906108c | 930 | static void |
0b39b52e | 931 | tui_set_tab_width_command (const char *arg, int from_tty) |
c906108c | 932 | { |
1854bb21 SC |
933 | /* Make sure the curses mode is enabled. */ |
934 | tui_enable (); | |
63a33118 | 935 | if (arg != NULL) |
c906108c SS |
936 | { |
937 | int ts; | |
938 | ||
939 | ts = atoi (arg); | |
7806cea7 TT |
940 | if (ts <= 0) |
941 | warning (_("Tab widths greater than 0 must be specified.")); | |
942 | else | |
cb86fcc1 | 943 | { |
7806cea7 TT |
944 | internal_tab_width = ts; |
945 | tui_tab_width = ts; | |
946 | ||
947 | update_tab_width (); | |
cb86fcc1 | 948 | } |
c906108c | 949 | } |
6ba8e26f | 950 | } |
c906108c SS |
951 | |
952 | ||
1cc6d956 | 953 | /* Set the height of the specified window. */ |
c906108c | 954 | static void |
4dde7b34 | 955 | tui_set_win_height_command (const char *arg, int from_tty) |
c906108c | 956 | { |
1854bb21 SC |
957 | /* Make sure the curses mode is enabled. */ |
958 | tui_enable (); | |
63a33118 | 959 | if (arg != NULL) |
c906108c | 960 | { |
9f6ad286 TT |
961 | const char *buf = arg; |
962 | const char *buf_ptr = buf; | |
78e8cb91 | 963 | int new_height; |
5b6fe301 | 964 | struct tui_win_info *win_info; |
c906108c | 965 | |
6ba8e26f | 966 | buf_ptr = strchr (buf_ptr, ' '); |
63a33118 | 967 | if (buf_ptr != NULL) |
c906108c | 968 | { |
ef5eab5a | 969 | /* Validate the window name. */ |
9f6ad286 | 970 | gdb::string_view wname (buf, buf_ptr - buf); |
6d012f14 | 971 | win_info = tui_partial_win_by_name (wname); |
c906108c | 972 | |
78e8cb91 TT |
973 | if (win_info == NULL) |
974 | error (_("Unrecognized window name \"%s\""), arg); | |
975 | if (!win_info->is_visible ()) | |
976 | error (_("Window \"%s\" is not visible"), arg); | |
977 | ||
978 | /* Process the size. */ | |
979 | buf_ptr = skip_spaces (buf_ptr); | |
980 | ||
981 | if (*buf_ptr != '\0') | |
c906108c | 982 | { |
78e8cb91 TT |
983 | bool negate = false; |
984 | bool fixed_size = true; | |
985 | int input_no;; | |
c906108c | 986 | |
78e8cb91 | 987 | if (*buf_ptr == '+' || *buf_ptr == '-') |
c906108c | 988 | { |
78e8cb91 TT |
989 | if (*buf_ptr == '-') |
990 | negate = true; | |
991 | fixed_size = false; | |
992 | buf_ptr++; | |
993 | } | |
994 | input_no = atoi (buf_ptr); | |
995 | if (input_no > 0) | |
996 | { | |
997 | if (negate) | |
998 | input_no *= (-1); | |
999 | if (fixed_size) | |
1000 | new_height = input_no; | |
c906108c | 1001 | else |
78e8cb91 TT |
1002 | new_height = win_info->height + input_no; |
1003 | ||
1004 | /* Now change the window's height, and adjust | |
1005 | all other windows around it. */ | |
1006 | if (tui_adjust_win_heights (win_info, | |
1007 | new_height) == TUI_FAILURE) | |
8a3fe4f8 | 1008 | warning (_("Invalid window height specified.\n%s"), |
c906108c | 1009 | WIN_HEIGHT_USAGE); |
78e8cb91 TT |
1010 | else |
1011 | tui_update_gdb_sizes (); | |
c906108c | 1012 | } |
78e8cb91 TT |
1013 | else |
1014 | warning (_("Invalid window height specified.\n%s"), | |
1015 | WIN_HEIGHT_USAGE); | |
c906108c SS |
1016 | } |
1017 | } | |
1018 | else | |
1019 | printf_filtered (WIN_HEIGHT_USAGE); | |
c906108c SS |
1020 | } |
1021 | else | |
1022 | printf_filtered (WIN_HEIGHT_USAGE); | |
6ba8e26f | 1023 | } |
c906108c | 1024 | |
6ba8e26f | 1025 | /* Function to adjust all window heights around the primary. */ |
22940a24 | 1026 | static enum tui_status |
08ef48c5 MS |
1027 | tui_adjust_win_heights (struct tui_win_info *primary_win_info, |
1028 | int new_height) | |
c906108c | 1029 | { |
22940a24 | 1030 | enum tui_status status = TUI_FAILURE; |
c906108c | 1031 | |
6ba8e26f | 1032 | if (new_height_ok (primary_win_info, new_height)) |
c906108c SS |
1033 | { |
1034 | status = TUI_SUCCESS; | |
cb2ce893 | 1035 | if (new_height != primary_win_info->height) |
c906108c | 1036 | { |
bc712bbf | 1037 | int diff; |
5b6fe301 | 1038 | struct tui_win_info *win_info; |
3add462f | 1039 | struct tui_locator_window *locator = tui_locator_win_info_ptr (); |
6ba8e26f | 1040 | enum tui_layout_type cur_layout = tui_current_layout (); |
3df505f6 | 1041 | int width = tui_term_width (); |
c906108c | 1042 | |
cb2ce893 | 1043 | diff = (new_height - primary_win_info->height) * (-1); |
e5908723 MS |
1044 | if (cur_layout == SRC_COMMAND |
1045 | || cur_layout == DISASSEM_COMMAND) | |
c906108c | 1046 | { |
5b6fe301 | 1047 | struct tui_win_info *src_win_info; |
c906108c | 1048 | |
3df505f6 TT |
1049 | primary_win_info->resize (new_height, width, |
1050 | 0, primary_win_info->origin.y); | |
cb2ce893 | 1051 | if (primary_win_info->type == CMD_WIN) |
c906108c | 1052 | { |
3891b65e | 1053 | win_info = *(tui_source_windows ().begin ()); |
6ba8e26f | 1054 | src_win_info = win_info; |
c906108c SS |
1055 | } |
1056 | else | |
1057 | { | |
6d012f14 | 1058 | win_info = tui_win_list[CMD_WIN]; |
6ba8e26f | 1059 | src_win_info = primary_win_info; |
c906108c | 1060 | } |
3df505f6 TT |
1061 | win_info->resize (win_info->height + diff, width, |
1062 | 0, win_info->origin.y); | |
cb2ce893 | 1063 | TUI_CMD_WIN->origin.y = locator->origin.y + 1; |
7908abbf | 1064 | if ((src_win_info->type == SRC_WIN |
53e7cdba TT |
1065 | || src_win_info->type == DISASSEM_WIN)) |
1066 | { | |
1067 | tui_source_window_base *src_base | |
1068 | = (tui_source_window_base *) src_win_info; | |
1069 | if (src_base->content.empty ()) | |
e25d2004 | 1070 | src_base->erase_source_content (); |
53e7cdba | 1071 | } |
c906108c SS |
1072 | } |
1073 | else | |
1074 | { | |
6ba8e26f | 1075 | struct tui_win_info *first_win; |
7908abbf TT |
1076 | struct tui_source_window_base *second_win; |
1077 | tui_source_window_base *src1; | |
c906108c | 1078 | |
6ba8e26f | 1079 | if (cur_layout == SRC_DISASSEM_COMMAND) |
c906108c | 1080 | { |
7908abbf TT |
1081 | src1 = TUI_SRC_WIN; |
1082 | first_win = src1; | |
6ba8e26f | 1083 | second_win = TUI_DISASM_WIN; |
c906108c SS |
1084 | } |
1085 | else | |
1086 | { | |
7908abbf | 1087 | src1 = nullptr; |
6ba8e26f | 1088 | first_win = TUI_DATA_WIN; |
3891b65e | 1089 | second_win = *(tui_source_windows ().begin ()); |
c906108c | 1090 | } |
6ba8e26f | 1091 | if (primary_win_info == TUI_CMD_WIN) |
30baf67b | 1092 | { /* Split the change in height across the 1st & 2nd |
ef5eab5a MS |
1093 | windows, adjusting them as well. */ |
1094 | /* Subtract the locator. */ | |
1095 | int first_split_diff = diff / 2; | |
6ba8e26f | 1096 | int second_split_diff = first_split_diff; |
c906108c SS |
1097 | |
1098 | if (diff % 2) | |
1099 | { | |
cb2ce893 TT |
1100 | if (first_win->height > |
1101 | second_win->height) | |
c906108c | 1102 | if (diff < 0) |
6ba8e26f | 1103 | first_split_diff--; |
c906108c | 1104 | else |
6ba8e26f | 1105 | first_split_diff++; |
c906108c SS |
1106 | else |
1107 | { | |
1108 | if (diff < 0) | |
6ba8e26f | 1109 | second_split_diff--; |
c906108c | 1110 | else |
6ba8e26f | 1111 | second_split_diff++; |
c906108c SS |
1112 | } |
1113 | } | |
30baf67b | 1114 | /* Make sure that the minimum heights are |
1cc6d956 | 1115 | honored. */ |
cb2ce893 | 1116 | while ((first_win->height + first_split_diff) < 3) |
c906108c | 1117 | { |
6ba8e26f AC |
1118 | first_split_diff++; |
1119 | second_split_diff--; | |
c906108c | 1120 | } |
cb2ce893 | 1121 | while ((second_win->height + second_split_diff) < 3) |
c906108c | 1122 | { |
6ba8e26f AC |
1123 | second_split_diff++; |
1124 | first_split_diff--; | |
c906108c | 1125 | } |
3df505f6 TT |
1126 | first_win->resize (first_win->height + first_split_diff, |
1127 | width, | |
1128 | 0, first_win->origin.y); | |
1129 | second_win->resize (second_win->height + second_split_diff, | |
1130 | width, | |
1131 | 0, first_win->height - 1); | |
1b935acf | 1132 | locator->resize (1, width, |
3df505f6 TT |
1133 | 0, (second_win->origin.y |
1134 | + second_win->height + 1)); | |
1135 | ||
1136 | TUI_CMD_WIN->resize (new_height, width, | |
1137 | 0, locator->origin.y + 1); | |
c906108c SS |
1138 | } |
1139 | else | |
1140 | { | |
cb2ce893 | 1141 | if ((TUI_CMD_WIN->height + diff) < 1) |
ef5eab5a MS |
1142 | { /* If there is no way to increase the command |
1143 | window take real estate from the 1st or 2nd | |
1144 | window. */ | |
cb2ce893 | 1145 | if ((TUI_CMD_WIN->height + diff) < 1) |
c906108c SS |
1146 | { |
1147 | int i; | |
1c5313c5 | 1148 | |
cb2ce893 | 1149 | for (i = TUI_CMD_WIN->height + diff; |
c906108c | 1150 | (i < 1); i++) |
6ba8e26f | 1151 | if (primary_win_info == first_win) |
cb2ce893 | 1152 | second_win->height--; |
c906108c | 1153 | else |
cb2ce893 | 1154 | first_win->height--; |
c906108c SS |
1155 | } |
1156 | } | |
6ba8e26f | 1157 | if (primary_win_info == first_win) |
3df505f6 | 1158 | first_win->resize (new_height, width, 0, 0); |
c906108c | 1159 | else |
3df505f6 | 1160 | first_win->resize (first_win->height, width, 0, 0); |
cb2ce893 | 1161 | second_win->origin.y = first_win->height - 1; |
6ba8e26f | 1162 | if (primary_win_info == second_win) |
3df505f6 TT |
1163 | second_win->resize (new_height, width, |
1164 | 0, first_win->height - 1); | |
c906108c | 1165 | else |
3df505f6 TT |
1166 | second_win->resize (second_win->height, width, |
1167 | 0, first_win->height - 1); | |
1b935acf | 1168 | locator->resize (1, width, |
3df505f6 TT |
1169 | 0, (second_win->origin.y |
1170 | + second_win->height + 1)); | |
cb2ce893 TT |
1171 | TUI_CMD_WIN->origin.y = locator->origin.y + 1; |
1172 | if ((TUI_CMD_WIN->height + diff) < 1) | |
3df505f6 | 1173 | TUI_CMD_WIN->resize (1, width, 0, locator->origin.y + 1); |
c906108c | 1174 | else |
3df505f6 TT |
1175 | TUI_CMD_WIN->resize (TUI_CMD_WIN->height + diff, width, |
1176 | 0, locator->origin.y + 1); | |
c906108c | 1177 | } |
53e7cdba | 1178 | if (src1 != nullptr && src1->content.empty ()) |
e25d2004 | 1179 | src1->erase_source_content (); |
53e7cdba | 1180 | if (second_win->content.empty ()) |
e25d2004 | 1181 | second_win->erase_source_content (); |
c906108c SS |
1182 | } |
1183 | } | |
1184 | } | |
1185 | ||
1186 | return status; | |
6ba8e26f | 1187 | } |
c906108c | 1188 | |
5fcee43a | 1189 | /* See tui-data.h. */ |
c906108c | 1190 | |
8903bd8a TT |
1191 | int |
1192 | tui_win_info::max_height () const | |
1193 | { | |
1194 | return tui_term_height () - 2; | |
1195 | } | |
1196 | ||
c906108c | 1197 | static int |
08ef48c5 MS |
1198 | new_height_ok (struct tui_win_info *primary_win_info, |
1199 | int new_height) | |
c906108c | 1200 | { |
6ba8e26f | 1201 | int ok = (new_height < tui_term_height ()); |
c906108c SS |
1202 | |
1203 | if (ok) | |
1204 | { | |
bc712bbf | 1205 | int diff; |
6d012f14 | 1206 | enum tui_layout_type cur_layout = tui_current_layout (); |
c906108c | 1207 | |
cb2ce893 | 1208 | diff = (new_height - primary_win_info->height) * (-1); |
6d012f14 | 1209 | if (cur_layout == SRC_COMMAND || cur_layout == DISASSEM_COMMAND) |
c906108c | 1210 | { |
8903bd8a TT |
1211 | ok = (new_height <= primary_win_info->max_height () |
1212 | && new_height >= MIN_CMD_WIN_HEIGHT); | |
c906108c | 1213 | if (ok) |
1cc6d956 | 1214 | { /* Check the total height. */ |
5b6fe301 | 1215 | struct tui_win_info *win_info; |
c906108c | 1216 | |
6ba8e26f | 1217 | if (primary_win_info == TUI_CMD_WIN) |
3891b65e | 1218 | win_info = *(tui_source_windows ().begin ()); |
c906108c | 1219 | else |
6d012f14 | 1220 | win_info = TUI_CMD_WIN; |
6ba8e26f | 1221 | ok = ((new_height + |
cb2ce893 | 1222 | (win_info->height + diff)) <= tui_term_height ()); |
c906108c SS |
1223 | } |
1224 | } | |
1225 | else | |
1226 | { | |
6ba8e26f AC |
1227 | int cur_total_height, total_height, min_height = 0; |
1228 | struct tui_win_info *first_win; | |
1229 | struct tui_win_info *second_win; | |
c906108c | 1230 | |
6d012f14 | 1231 | if (cur_layout == SRC_DISASSEM_COMMAND) |
c906108c | 1232 | { |
6ba8e26f AC |
1233 | first_win = TUI_SRC_WIN; |
1234 | second_win = TUI_DISASM_WIN; | |
c906108c SS |
1235 | } |
1236 | else | |
1237 | { | |
6ba8e26f | 1238 | first_win = TUI_DATA_WIN; |
3891b65e | 1239 | second_win = *(tui_source_windows ().begin ()); |
c906108c | 1240 | } |
ef5eab5a MS |
1241 | /* We could simply add all the heights to obtain the same |
1242 | result but below is more explicit since we subtract 1 for | |
1243 | the line that the first and second windows share, and add | |
1244 | one for the locator. */ | |
6ba8e26f | 1245 | total_height = cur_total_height = |
cb2ce893 TT |
1246 | (first_win->height + second_win->height - 1) |
1247 | + TUI_CMD_WIN->height + 1; /* Locator. */ | |
6ba8e26f | 1248 | if (primary_win_info == TUI_CMD_WIN) |
c906108c | 1249 | { |
1cc6d956 | 1250 | /* Locator included since first & second win share a line. */ |
cb2ce893 TT |
1251 | ok = ((first_win->height + |
1252 | second_win->height + diff) >= | |
e5908723 MS |
1253 | (MIN_WIN_HEIGHT * 2) |
1254 | && new_height >= MIN_CMD_WIN_HEIGHT); | |
c906108c SS |
1255 | if (ok) |
1256 | { | |
e5908723 | 1257 | total_height = new_height + |
cb2ce893 TT |
1258 | (first_win->height + |
1259 | second_win->height + diff); | |
6ba8e26f | 1260 | min_height = MIN_CMD_WIN_HEIGHT; |
c906108c SS |
1261 | } |
1262 | } | |
1263 | else | |
1264 | { | |
6ba8e26f | 1265 | min_height = MIN_WIN_HEIGHT; |
ef5eab5a MS |
1266 | |
1267 | /* First see if we can increase/decrease the command | |
1268 | window. And make sure that the command window is at | |
1269 | least 1 line. */ | |
cb2ce893 | 1270 | ok = ((TUI_CMD_WIN->height + diff) > 0); |
c906108c | 1271 | if (!ok) |
ef5eab5a MS |
1272 | { /* Looks like we have to increase/decrease one of |
1273 | the other windows. */ | |
6ba8e26f | 1274 | if (primary_win_info == first_win) |
cb2ce893 | 1275 | ok = (second_win->height + diff) >= min_height; |
c906108c | 1276 | else |
cb2ce893 | 1277 | ok = (first_win->height + diff) >= min_height; |
c906108c SS |
1278 | } |
1279 | if (ok) | |
1280 | { | |
6ba8e26f AC |
1281 | if (primary_win_info == first_win) |
1282 | total_height = new_height + | |
cb2ce893 TT |
1283 | second_win->height + |
1284 | TUI_CMD_WIN->height + diff; | |
c906108c | 1285 | else |
6ba8e26f | 1286 | total_height = new_height + |
cb2ce893 TT |
1287 | first_win->height + |
1288 | TUI_CMD_WIN->height + diff; | |
c906108c SS |
1289 | } |
1290 | } | |
ef5eab5a MS |
1291 | /* Now make sure that the proposed total height doesn't |
1292 | exceed the old total height. */ | |
c906108c | 1293 | if (ok) |
e5908723 MS |
1294 | ok = (new_height >= min_height |
1295 | && total_height <= cur_total_height); | |
c906108c SS |
1296 | } |
1297 | } | |
1298 | ||
1299 | return ok; | |
6ba8e26f | 1300 | } |
c906108c SS |
1301 | |
1302 | ||
c906108c | 1303 | static void |
0b39b52e | 1304 | parse_scrolling_args (const char *arg, |
08ef48c5 | 1305 | struct tui_win_info **win_to_scroll, |
6ba8e26f | 1306 | int *num_to_scroll) |
c906108c | 1307 | { |
6ba8e26f AC |
1308 | if (num_to_scroll) |
1309 | *num_to_scroll = 0; | |
1310 | *win_to_scroll = tui_win_with_focus (); | |
c906108c | 1311 | |
ef5eab5a MS |
1312 | /* First set up the default window to scroll, in case there is no |
1313 | window name arg. */ | |
63a33118 | 1314 | if (arg != NULL) |
c906108c | 1315 | { |
f71c8822 | 1316 | char *buf_ptr; |
c906108c | 1317 | |
1cc6d956 | 1318 | /* Process the number of lines to scroll. */ |
f71c8822 TT |
1319 | std::string copy = arg; |
1320 | buf_ptr = ©[0]; | |
6ba8e26f | 1321 | if (isdigit (*buf_ptr)) |
c906108c | 1322 | { |
6ba8e26f | 1323 | char *num_str; |
c906108c | 1324 | |
6ba8e26f AC |
1325 | num_str = buf_ptr; |
1326 | buf_ptr = strchr (buf_ptr, ' '); | |
63a33118 | 1327 | if (buf_ptr != NULL) |
c906108c | 1328 | { |
78e8cb91 | 1329 | *buf_ptr = '\0'; |
6ba8e26f AC |
1330 | if (num_to_scroll) |
1331 | *num_to_scroll = atoi (num_str); | |
1332 | buf_ptr++; | |
c906108c | 1333 | } |
6ba8e26f AC |
1334 | else if (num_to_scroll) |
1335 | *num_to_scroll = atoi (num_str); | |
c906108c SS |
1336 | } |
1337 | ||
1cc6d956 | 1338 | /* Process the window name if one is specified. */ |
63a33118 | 1339 | if (buf_ptr != NULL) |
c906108c | 1340 | { |
a121b7c1 | 1341 | const char *wname; |
c906108c | 1342 | |
78e8cb91 | 1343 | wname = skip_spaces (buf_ptr); |
c906108c | 1344 | |
78e8cb91 | 1345 | if (*wname != '\0') |
c709a7c2 | 1346 | { |
78e8cb91 TT |
1347 | *win_to_scroll = tui_partial_win_by_name (wname); |
1348 | ||
1349 | if (*win_to_scroll == NULL) | |
1350 | error (_("Unrecognized window `%s'"), wname); | |
1351 | if (!(*win_to_scroll)->is_visible ()) | |
1352 | error (_("Window is not visible")); | |
1353 | else if (*win_to_scroll == TUI_CMD_WIN) | |
1354 | *win_to_scroll = *(tui_source_windows ().begin ()); | |
c709a7c2 | 1355 | } |
c906108c | 1356 | } |
c906108c | 1357 | } |
6ba8e26f | 1358 | } |
7806cea7 TT |
1359 | |
1360 | /* Function to initialize gdb commands, for tui window | |
1361 | manipulation. */ | |
1362 | ||
1363 | void | |
1364 | _initialize_tui_win (void) | |
1365 | { | |
1366 | static struct cmd_list_element *tui_setlist; | |
1367 | static struct cmd_list_element *tui_showlist; | |
1368 | struct cmd_list_element *cmd; | |
1369 | ||
1370 | /* Define the classes of commands. | |
1371 | They will appear in the help list in the reverse of this order. */ | |
1372 | add_prefix_cmd ("tui", class_tui, set_tui_cmd, | |
590042fc | 1373 | _("TUI configuration variables."), |
7806cea7 TT |
1374 | &tui_setlist, "set tui ", |
1375 | 0 /* allow-unknown */, &setlist); | |
1376 | add_prefix_cmd ("tui", class_tui, show_tui_cmd, | |
590042fc | 1377 | _("TUI configuration variables."), |
7806cea7 TT |
1378 | &tui_showlist, "show tui ", |
1379 | 0 /* allow-unknown */, &showlist); | |
1380 | ||
1381 | add_com ("refresh", class_tui, tui_refresh_all_command, | |
89549d7f | 1382 | _("Refresh the terminal display.")); |
7806cea7 TT |
1383 | |
1384 | cmd = add_com ("tabset", class_tui, tui_set_tab_width_command, _("\ | |
1385 | Set the width (in characters) of tab stops.\n\ | |
89549d7f | 1386 | Usage: tabset N")); |
7806cea7 TT |
1387 | deprecate_cmd (cmd, "set tui tab-width"); |
1388 | ||
1389 | cmd = add_com ("winheight", class_tui, tui_set_win_height_command, _("\ | |
1390 | Set or modify the height of a specified window.\n" | |
1391 | WIN_HEIGHT_USAGE | |
1392 | "Window names are:\n\ | |
89549d7f TT |
1393 | src : the source window\n\ |
1394 | cmd : the command window\n\ | |
1395 | asm : the disassembly window\n\ | |
1396 | regs : the register display")); | |
7806cea7 TT |
1397 | add_com_alias ("wh", "winheight", class_tui, 0); |
1398 | set_cmd_completer (cmd, winheight_completer); | |
1399 | add_info ("win", tui_all_windows_info, | |
89549d7f | 1400 | _("List of all displayed windows.")); |
7806cea7 TT |
1401 | cmd = add_com ("focus", class_tui, tui_set_focus_command, _("\ |
1402 | Set focus to named window or next/prev window.\n" | |
1403 | FOCUS_USAGE | |
1404 | "Valid Window names are:\n\ | |
89549d7f TT |
1405 | src : the source window\n\ |
1406 | asm : the disassembly window\n\ | |
1407 | regs : the register display\n\ | |
1408 | cmd : the command window")); | |
7806cea7 TT |
1409 | add_com_alias ("fs", "focus", class_tui, 0); |
1410 | set_cmd_completer (cmd, focus_completer); | |
1411 | add_com ("+", class_tui, tui_scroll_forward_command, _("\ | |
1412 | Scroll window forward.\n\ | |
89549d7f | 1413 | Usage: + [WIN] [N]")); |
7806cea7 TT |
1414 | add_com ("-", class_tui, tui_scroll_backward_command, _("\ |
1415 | Scroll window backward.\n\ | |
89549d7f | 1416 | Usage: - [WIN] [N]")); |
7806cea7 TT |
1417 | add_com ("<", class_tui, tui_scroll_left_command, _("\ |
1418 | Scroll window text to the left.\n\ | |
89549d7f | 1419 | Usage: < [WIN] [N]")); |
7806cea7 TT |
1420 | add_com (">", class_tui, tui_scroll_right_command, _("\ |
1421 | Scroll window text to the right.\n\ | |
89549d7f | 1422 | Usage: > [WIN] [N]")); |
7806cea7 TT |
1423 | |
1424 | /* Define the tui control variables. */ | |
1425 | add_setshow_enum_cmd ("border-kind", no_class, tui_border_kind_enums, | |
1426 | &tui_border_kind, _("\ | |
1427 | Set the kind of border for TUI windows."), _("\ | |
1428 | Show the kind of border for TUI windows."), _("\ | |
1429 | This variable controls the border of TUI windows:\n\ | |
89549d7f TT |
1430 | space use a white space\n\ |
1431 | ascii use ascii characters + - | for the border\n\ | |
1432 | acs use the Alternate Character Set"), | |
7806cea7 TT |
1433 | tui_set_var_cmd, |
1434 | show_tui_border_kind, | |
1435 | &tui_setlist, &tui_showlist); | |
1436 | ||
1437 | add_setshow_enum_cmd ("border-mode", no_class, tui_border_mode_enums, | |
1438 | &tui_border_mode, _("\ | |
1439 | Set the attribute mode to use for the TUI window borders."), _("\ | |
1440 | Show the attribute mode to use for the TUI window borders."), _("\ | |
1441 | This variable controls the attributes to use for the window borders:\n\ | |
89549d7f TT |
1442 | normal normal display\n\ |
1443 | standout use highlight mode of terminal\n\ | |
1444 | reverse use reverse video mode\n\ | |
1445 | half use half bright\n\ | |
1446 | half-standout use half bright and standout mode\n\ | |
1447 | bold use extra bright or bold\n\ | |
1448 | bold-standout use extra bright or bold with standout mode"), | |
7806cea7 TT |
1449 | tui_set_var_cmd, |
1450 | show_tui_border_mode, | |
1451 | &tui_setlist, &tui_showlist); | |
1452 | ||
1453 | add_setshow_enum_cmd ("active-border-mode", no_class, tui_border_mode_enums, | |
1454 | &tui_active_border_mode, _("\ | |
1455 | Set the attribute mode to use for the active TUI window border."), _("\ | |
1456 | Show the attribute mode to use for the active TUI window border."), _("\ | |
1457 | This variable controls the attributes to use for the active window border:\n\ | |
89549d7f TT |
1458 | normal normal display\n\ |
1459 | standout use highlight mode of terminal\n\ | |
1460 | reverse use reverse video mode\n\ | |
1461 | half use half bright\n\ | |
1462 | half-standout use half bright and standout mode\n\ | |
1463 | bold use extra bright or bold\n\ | |
1464 | bold-standout use extra bright or bold with standout mode"), | |
7806cea7 TT |
1465 | tui_set_var_cmd, |
1466 | show_tui_active_border_mode, | |
1467 | &tui_setlist, &tui_showlist); | |
1468 | ||
1469 | add_setshow_zuinteger_cmd ("tab-width", no_class, | |
1470 | &internal_tab_width, _("\ | |
1471 | Set the tab width, in characters, for the TUI."), _("\ | |
590042fc | 1472 | Show the tab witdh, in characters, for the TUI."), _("\ |
7806cea7 TT |
1473 | This variable controls how many spaces are used to display a tab character."), |
1474 | tui_set_tab_width, tui_show_tab_width, | |
1475 | &tui_setlist, &tui_showlist); | |
45e42163 TT |
1476 | |
1477 | add_setshow_boolean_cmd ("tui-resize-message", class_maintenance, | |
1478 | &resize_message, _("\ | |
1479 | Set TUI resize messaging."), _("\ | |
1480 | Show TUI resize messaging."), _("\ | |
1481 | When enabled GDB will print a message when the terminal is resized."), | |
1482 | nullptr, | |
1483 | show_tui_resize_message, | |
1484 | &maintenance_set_cmdlist, | |
1485 | &maintenance_show_cmdlist); | |
7806cea7 | 1486 | } |