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* config/tc-arm.c (arm_cpus): Add entry for ARM Cortex-M0.
[binutils-gdb.git] / gdb / tui / tui-layout.c
blob09fd0c3e89b23add27e64d376f42a722dd1a35f8
1 /* TUI layout window management.
2
3 Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2007, 2008, 2009
4 Free Software Foundation, Inc.
5
6 Contributed by Hewlett-Packard Company.
7
8 This file is part of GDB.
9
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 3 of the License, or
13 (at your option) any later version.
14
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.
19
20 You should have received a copy of the GNU General Public License
21 along with this program. If not, see <http://www.gnu.org/licenses/>. */
22
23 #include "defs.h"
24 #include "command.h"
25 #include "symtab.h"
26 #include "frame.h"
27 #include "source.h"
28 #include <ctype.h>
29
30 #include "tui/tui.h"
31 #include "tui/tui-data.h"
32 #include "tui/tui-windata.h"
33 #include "tui/tui-wingeneral.h"
34 #include "tui/tui-stack.h"
35 #include "tui/tui-regs.h"
36 #include "tui/tui-win.h"
37 #include "tui/tui-winsource.h"
38 #include "tui/tui-disasm.h"
39 #include "tui/tui-layout.h"
40
41 #include "gdb_string.h"
42 #include "gdb_curses.h"
43
44 /*******************************
45 ** Static Local Decls
46 ********************************/
47 static void show_layout (enum tui_layout_type);
48 static void init_gen_win_info (struct tui_gen_win_info *,
49 enum tui_win_type,
50 int, int, int, int);
51 static void *init_and_make_win (void *, enum tui_win_type,
52 int, int, int, int, int);
53 static void show_source_or_disasm_and_command (enum tui_layout_type);
54 static void make_source_or_disasm_window (struct tui_win_info **,
55 enum tui_win_type,
56 int, int);
57 static void make_command_window (struct tui_win_info **, int, int);
58 static void make_source_window (struct tui_win_info **, int, int);
59 static void make_disasm_window (struct tui_win_info **, int, int);
60 static void make_data_window (struct tui_win_info **, int, int);
61 static void show_source_command (void);
62 static void show_disasm_command (void);
63 static void show_source_disasm_command (void);
64 static void show_data (enum tui_layout_type);
65 static enum tui_layout_type next_layout (void);
66 static enum tui_layout_type prev_layout (void);
67 static void tui_layout_command (char *, int);
68 static void tui_toggle_layout_command (char *, int);
69 static void tui_toggle_split_layout_command (char *, int);
70 static CORE_ADDR extract_display_start_addr (void);
71 static void tui_handle_xdb_layout (struct tui_layout_def *);
72
73
74 /***************************************
75 ** DEFINITIONS
76 ***************************************/
77
78 #define LAYOUT_USAGE "Usage: layout prev | next | <layout_name> \n"
79
80 /* Show the screen layout defined. */
81 static void
82 show_layout (enum tui_layout_type layout)
83 {
84 enum tui_layout_type cur_layout = tui_current_layout ();
85
86 if (layout != cur_layout)
87 {
88 /* Since the new layout may cause changes in window size, we
89 should free the content and reallocate on next display of
90 source/asm. */
91 tui_free_all_source_wins_content ();
92 tui_clear_source_windows ();
93 if (layout == SRC_DATA_COMMAND
94 || layout == DISASSEM_DATA_COMMAND)
95 {
96 show_data (layout);
97 tui_refresh_all (tui_win_list);
98 }
99 else
100 {
101 /* First make the current layout be invisible. */
102 tui_make_all_invisible ();
103 tui_make_invisible (tui_locator_win_info_ptr ());
104
105 switch (layout)
106 {
107 /* Now show the new layout. */
108 case SRC_COMMAND:
109 show_source_command ();
110 tui_add_to_source_windows (TUI_SRC_WIN);
111 break;
112 case DISASSEM_COMMAND:
113 show_disasm_command ();
114 tui_add_to_source_windows (TUI_DISASM_WIN);
115 break;
116 case SRC_DISASSEM_COMMAND:
117 show_source_disasm_command ();
118 tui_add_to_source_windows (TUI_SRC_WIN);
119 tui_add_to_source_windows (TUI_DISASM_WIN);
120 break;
121 default:
122 break;
123 }
124 }
125 }
126 }
127
128
129 /* Function to set the layout to SRC_COMMAND, DISASSEM_COMMAND,
130 SRC_DISASSEM_COMMAND, SRC_DATA_COMMAND, or DISASSEM_DATA_COMMAND.
131 If the layout is SRC_DATA_COMMAND, DISASSEM_DATA_COMMAND, or
132 UNDEFINED_LAYOUT, then the data window is populated according to
133 regs_display_type. */
134 enum tui_status
135 tui_set_layout (enum tui_layout_type layout_type,
136 enum tui_register_display_type regs_display_type)
137 {
138 enum tui_status status = TUI_SUCCESS;
139
140 if (layout_type != UNDEFINED_LAYOUT
141 || regs_display_type != TUI_UNDEFINED_REGS)
142 {
143 enum tui_layout_type cur_layout = tui_current_layout (),
144 new_layout = UNDEFINED_LAYOUT;
145 int regs_populate = FALSE;
146 CORE_ADDR addr = extract_display_start_addr ();
147 struct tui_win_info *win_with_focus = tui_win_with_focus ();
148 struct tui_layout_def *layout_def = tui_layout_def ();
149
150
151 if (layout_type == UNDEFINED_LAYOUT
152 && regs_display_type != TUI_UNDEFINED_REGS)
153 {
154 if (cur_layout == SRC_DISASSEM_COMMAND)
155 new_layout = DISASSEM_DATA_COMMAND;
156 else if (cur_layout == SRC_COMMAND
157 || cur_layout == SRC_DATA_COMMAND)
158 new_layout = SRC_DATA_COMMAND;
159 else if (cur_layout == DISASSEM_COMMAND
160 || cur_layout == DISASSEM_DATA_COMMAND)
161 new_layout = DISASSEM_DATA_COMMAND;
162 }
163 else
164 new_layout = layout_type;
165
166 regs_populate = (new_layout == SRC_DATA_COMMAND
167 || new_layout == DISASSEM_DATA_COMMAND
168 || regs_display_type != TUI_UNDEFINED_REGS);
169 if (new_layout != cur_layout
170 || regs_display_type != TUI_UNDEFINED_REGS)
171 {
172 if (new_layout != cur_layout)
173 {
174 show_layout (new_layout);
175
176 /* Now determine where focus should be. */
177 if (win_with_focus != TUI_CMD_WIN)
178 {
179 switch (new_layout)
180 {
181 case SRC_COMMAND:
182 tui_set_win_focus_to (TUI_SRC_WIN);
183 layout_def->display_mode = SRC_WIN;
184 layout_def->split = FALSE;
185 break;
186 case DISASSEM_COMMAND:
187 /* The previous layout was not showing code.
188 This can happen if there is no source
189 available:
190
191 1. if the source file is in another dir OR
192 2. if target was compiled without -g
193 We still want to show the assembly though! */
194
195 addr = tui_get_begin_asm_address ();
196 tui_set_win_focus_to (TUI_DISASM_WIN);
197 layout_def->display_mode = DISASSEM_WIN;
198 layout_def->split = FALSE;
199 break;
200 case SRC_DISASSEM_COMMAND:
201 /* The previous layout was not showing code.
202 This can happen if there is no source
203 available:
204
205 1. if the source file is in another dir OR
206 2. if target was compiled without -g
207 We still want to show the assembly though! */
208
209 addr = tui_get_begin_asm_address ();
210 if (win_with_focus == TUI_SRC_WIN)
211 tui_set_win_focus_to (TUI_SRC_WIN);
212 else
213 tui_set_win_focus_to (TUI_DISASM_WIN);
214 layout_def->split = TRUE;
215 break;
216 case SRC_DATA_COMMAND:
217 if (win_with_focus != TUI_DATA_WIN)
218 tui_set_win_focus_to (TUI_SRC_WIN);
219 else
220 tui_set_win_focus_to (TUI_DATA_WIN);
221 layout_def->display_mode = SRC_WIN;
222 layout_def->split = FALSE;
223 break;
224 case DISASSEM_DATA_COMMAND:
225 /* The previous layout was not showing code.
226 This can happen if there is no source
227 available:
228
229 1. if the source file is in another dir OR
230 2. if target was compiled without -g
231 We still want to show the assembly though! */
232
233 addr = tui_get_begin_asm_address ();
234 if (win_with_focus != TUI_DATA_WIN)
235 tui_set_win_focus_to (TUI_DISASM_WIN);
236 else
237 tui_set_win_focus_to (TUI_DATA_WIN);
238 layout_def->display_mode = DISASSEM_WIN;
239 layout_def->split = FALSE;
240 break;
241 default:
242 break;
243 }
244 }
245 /*
246 * Now update the window content.
247 */
248 if (!regs_populate
249 && (new_layout == SRC_DATA_COMMAND
250 || new_layout == DISASSEM_DATA_COMMAND))
251 tui_display_all_data ();
252
253 tui_update_source_windows_with_addr (addr);
254 }
255 if (regs_populate)
256 {
257 tui_show_registers (TUI_DATA_WIN->detail.data_display_info.current_group);
258 }
259 }
260 }
261 else
262 status = TUI_FAILURE;
263
264 return status;
265 }
266
267 /* Add the specified window to the layout in a logical way. This
268 means setting up the most logical layout given the window to be
269 added. */
270 void
271 tui_add_win_to_layout (enum tui_win_type type)
272 {
273 enum tui_layout_type cur_layout = tui_current_layout ();
274
275 switch (type)
276 {
277 case SRC_WIN:
278 if (cur_layout != SRC_COMMAND
279 && cur_layout != SRC_DISASSEM_COMMAND
280 && cur_layout != SRC_DATA_COMMAND)
281 {
282 tui_clear_source_windows_detail ();
283 if (cur_layout == DISASSEM_DATA_COMMAND)
284 show_layout (SRC_DATA_COMMAND);
285 else
286 show_layout (SRC_COMMAND);
287 }
288 break;
289 case DISASSEM_WIN:
290 if (cur_layout != DISASSEM_COMMAND
291 && cur_layout != SRC_DISASSEM_COMMAND
292 && cur_layout != DISASSEM_DATA_COMMAND)
293 {
294 tui_clear_source_windows_detail ();
295 if (cur_layout == SRC_DATA_COMMAND)
296 show_layout (DISASSEM_DATA_COMMAND);
297 else
298 show_layout (DISASSEM_COMMAND);
299 }
300 break;
301 case DATA_WIN:
302 if (cur_layout != SRC_DATA_COMMAND
303 && cur_layout != DISASSEM_DATA_COMMAND)
304 {
305 if (cur_layout == DISASSEM_COMMAND)
306 show_layout (DISASSEM_DATA_COMMAND);
307 else
308 show_layout (SRC_DATA_COMMAND);
309 }
310 break;
311 default:
312 break;
313 }
314 }
315
316
317 /* Answer the height of a window. If it hasn't been created yet,
318 answer what the height of a window would be based upon its type and
319 the layout. */
320 int
321 tui_default_win_height (enum tui_win_type type,
322 enum tui_layout_type layout)
323 {
324 int h;
325
326 if (tui_win_list[type] != (struct tui_win_info *) NULL)
327 h = tui_win_list[type]->generic.height;
328 else
329 {
330 switch (layout)
331 {
332 case SRC_COMMAND:
333 case DISASSEM_COMMAND:
334 if (TUI_CMD_WIN == NULL)
335 h = tui_term_height () / 2;
336 else
337 h = tui_term_height () - TUI_CMD_WIN->generic.height;
338 break;
339 case SRC_DISASSEM_COMMAND:
340 case SRC_DATA_COMMAND:
341 case DISASSEM_DATA_COMMAND:
342 if (TUI_CMD_WIN == NULL)
343 h = tui_term_height () / 3;
344 else
345 h = (tui_term_height () - TUI_CMD_WIN->generic.height) / 2;
346 break;
347 default:
348 h = 0;
349 break;
350 }
351 }
352
353 return h;
354 }
355
356
357 /* Answer the height of a window. If it hasn't been created yet,
358 answer what the height of a window would be based upon its type and
359 the layout. */
360 int
361 tui_default_win_viewport_height (enum tui_win_type type,
362 enum tui_layout_type layout)
363 {
364 int h;
365
366 h = tui_default_win_height (type, layout);
367
368 if (tui_win_list[type] == TUI_CMD_WIN)
369 h -= 1;
370 else
371 h -= 2;
372
373 return h;
374 }
375
376
377 /* Function to initialize gdb commands, for tui window layout
378 manipulation. */
379
380 /* Provide a prototype to silence -Wmissing-prototypes. */
381 extern initialize_file_ftype _initialize_tui_layout;
382
383 void
384 _initialize_tui_layout (void)
385 {
386 add_com ("layout", class_tui, tui_layout_command, _("\
387 Change the layout of windows.\n\
388 Usage: layout prev | next | <layout_name> \n\
389 Layout names are:\n\
390 src : Displays source and command windows.\n\
391 asm : Displays disassembly and command windows.\n\
392 split : Displays source, disassembly and command windows.\n\
393 regs : Displays register window. If existing layout\n\
394 is source/command or assembly/command, the \n\
395 register window is displayed. If the\n\
396 source/assembly/command (split) is displayed, \n\
397 the register window is displayed with \n\
398 the window that has current logical focus.\n"));
399 if (xdb_commands)
400 {
401 add_com ("td", class_tui, tui_toggle_layout_command, _("\
402 Toggle between Source/Command and Disassembly/Command layouts.\n"));
403 add_com ("ts", class_tui, tui_toggle_split_layout_command, _("\
404 Toggle between Source/Command or Disassembly/Command and \n\
405 Source/Disassembly/Command layouts.\n"));
406 }
407 }
408
409
410 /*************************
411 ** STATIC LOCAL FUNCTIONS
412 **************************/
413
414
415 /* Function to set the layout to SRC, ASM, SPLIT, NEXT, PREV, DATA,
416 REGS, $REGS, $GREGS, $FREGS, $SREGS. */
417 enum tui_status
418 tui_set_layout_for_display_command (const char *layout_name)
419 {
420 enum tui_status status = TUI_SUCCESS;
421
422 if (layout_name != (char *) NULL)
423 {
424 int i;
425 char *buf_ptr;
426 enum tui_layout_type new_layout = UNDEFINED_LAYOUT;
427 enum tui_register_display_type dpy_type = TUI_UNDEFINED_REGS;
428 enum tui_layout_type cur_layout = tui_current_layout ();
429
430 buf_ptr = (char *) xstrdup (layout_name);
431 for (i = 0; (i < strlen (layout_name)); i++)
432 buf_ptr[i] = toupper (buf_ptr[i]);
433
434 /* First check for ambiguous input. */
435 if (strlen (buf_ptr) <= 1
436 && (*buf_ptr == 'S' || *buf_ptr == '$'))
437 {
438 warning (_("Ambiguous command input."));
439 status = TUI_FAILURE;
440 }
441 else
442 {
443 if (subset_compare (buf_ptr, "SRC"))
444 new_layout = SRC_COMMAND;
445 else if (subset_compare (buf_ptr, "ASM"))
446 new_layout = DISASSEM_COMMAND;
447 else if (subset_compare (buf_ptr, "SPLIT"))
448 new_layout = SRC_DISASSEM_COMMAND;
449 else if (subset_compare (buf_ptr, "REGS")
450 || subset_compare (buf_ptr, TUI_GENERAL_SPECIAL_REGS_NAME)
451 || subset_compare (buf_ptr, TUI_GENERAL_REGS_NAME)
452 || subset_compare (buf_ptr, TUI_FLOAT_REGS_NAME)
453 || subset_compare (buf_ptr, TUI_SPECIAL_REGS_NAME))
454 {
455 if (cur_layout == SRC_COMMAND
456 || cur_layout == SRC_DATA_COMMAND)
457 new_layout = SRC_DATA_COMMAND;
458 else
459 new_layout = DISASSEM_DATA_COMMAND;
460
461 /* Could ifdef out the following code. when compile with
462 -z, there are null pointer references that cause a
463 core dump if 'layout regs' is the first layout
464 command issued by the user. HP has asked us to hook
465 up this code. - edie epstein */
466 if (subset_compare (buf_ptr, TUI_FLOAT_REGS_NAME))
467 {
468 if (TUI_DATA_WIN->detail.data_display_info.regs_display_type != TUI_SFLOAT_REGS
469 && TUI_DATA_WIN->detail.data_display_info.regs_display_type != TUI_DFLOAT_REGS)
470 dpy_type = TUI_SFLOAT_REGS;
471 else
472 dpy_type =
473 TUI_DATA_WIN->detail.data_display_info.regs_display_type;
474 }
475 else if (subset_compare (buf_ptr,
476 TUI_GENERAL_SPECIAL_REGS_NAME))
477 dpy_type = TUI_GENERAL_AND_SPECIAL_REGS;
478 else if (subset_compare (buf_ptr, TUI_GENERAL_REGS_NAME))
479 dpy_type = TUI_GENERAL_REGS;
480 else if (subset_compare (buf_ptr, TUI_SPECIAL_REGS_NAME))
481 dpy_type = TUI_SPECIAL_REGS;
482 else if (TUI_DATA_WIN)
483 {
484 if (TUI_DATA_WIN->detail.data_display_info.regs_display_type !=
485 TUI_UNDEFINED_REGS)
486 dpy_type =
487 TUI_DATA_WIN->detail.data_display_info.regs_display_type;
488 else
489 dpy_type = TUI_GENERAL_REGS;
490 }
491
492 /* End of potential ifdef.
493 */
494
495 /* If ifdefed out code above, then assume that the user
496 wishes to display the general purpose registers .
497 */
498
499 /* dpy_type = TUI_GENERAL_REGS; */
500 }
501 else if (subset_compare (buf_ptr, "NEXT"))
502 new_layout = next_layout ();
503 else if (subset_compare (buf_ptr, "PREV"))
504 new_layout = prev_layout ();
505 else
506 status = TUI_FAILURE;
507
508 tui_set_layout (new_layout, dpy_type);
509 }
510 xfree (buf_ptr);
511 }
512 else
513 status = TUI_FAILURE;
514
515 return status;
516 }
517
518
519 static CORE_ADDR
520 extract_display_start_addr (void)
521 {
522 enum tui_layout_type cur_layout = tui_current_layout ();
523 CORE_ADDR addr;
524 CORE_ADDR pc;
525 struct symtab_and_line cursal = get_current_source_symtab_and_line ();
526
527 switch (cur_layout)
528 {
529 case SRC_COMMAND:
530 case SRC_DATA_COMMAND:
531 find_line_pc (cursal.symtab,
532 TUI_SRC_WIN->detail.source_info.start_line_or_addr.u.line_no,
533 &pc);
534 addr = pc;
535 break;
536 case DISASSEM_COMMAND:
537 case SRC_DISASSEM_COMMAND:
538 case DISASSEM_DATA_COMMAND:
539 addr = TUI_DISASM_WIN->detail.source_info.start_line_or_addr.u.addr;
540 break;
541 default:
542 addr = 0;
543 break;
544 }
545
546 return addr;
547 }
548
549
550 static void
551 tui_handle_xdb_layout (struct tui_layout_def *layout_def)
552 {
553 if (layout_def->split)
554 {
555 tui_set_layout (SRC_DISASSEM_COMMAND, TUI_UNDEFINED_REGS);
556 tui_set_win_focus_to (tui_win_list[layout_def->display_mode]);
557 }
558 else
559 {
560 if (layout_def->display_mode == SRC_WIN)
561 tui_set_layout (SRC_COMMAND, TUI_UNDEFINED_REGS);
562 else
563 tui_set_layout (DISASSEM_DATA_COMMAND, layout_def->regs_display_type);
564 }
565 }
566
567
568 static void
569 tui_toggle_layout_command (char *arg, int from_tty)
570 {
571 struct tui_layout_def *layout_def = tui_layout_def ();
572
573 /* Make sure the curses mode is enabled. */
574 tui_enable ();
575 if (layout_def->display_mode == SRC_WIN)
576 layout_def->display_mode = DISASSEM_WIN;
577 else
578 layout_def->display_mode = SRC_WIN;
579
580 if (!layout_def->split)
581 tui_handle_xdb_layout (layout_def);
582 }
583
584
585 static void
586 tui_toggle_split_layout_command (char *arg, int from_tty)
587 {
588 struct tui_layout_def *layout_def = tui_layout_def ();
589
590 /* Make sure the curses mode is enabled. */
591 tui_enable ();
592 layout_def->split = (!layout_def->split);
593 tui_handle_xdb_layout (layout_def);
594 }
595
596
597 static void
598 tui_layout_command (char *arg, int from_tty)
599 {
600 /* Make sure the curses mode is enabled. */
601 tui_enable ();
602
603 /* Switch to the selected layout. */
604 if (tui_set_layout_for_display_command (arg) != TUI_SUCCESS)
605 warning (_("Invalid layout specified.\n%s"), LAYOUT_USAGE);
606
607 }
608
609 /* Answer the previous layout to cycle to. */
610 static enum tui_layout_type
611 next_layout (void)
612 {
613 enum tui_layout_type new_layout;
614
615 new_layout = tui_current_layout ();
616 if (new_layout == UNDEFINED_LAYOUT)
617 new_layout = SRC_COMMAND;
618 else
619 {
620 new_layout++;
621 if (new_layout == UNDEFINED_LAYOUT)
622 new_layout = SRC_COMMAND;
623 }
624
625 return new_layout;
626 }
627
628
629 /* Answer the next layout to cycle to. */
630 static enum tui_layout_type
631 prev_layout (void)
632 {
633 enum tui_layout_type new_layout;
634
635 new_layout = tui_current_layout ();
636 if (new_layout == SRC_COMMAND)
637 new_layout = DISASSEM_DATA_COMMAND;
638 else
639 {
640 new_layout--;
641 if (new_layout == UNDEFINED_LAYOUT)
642 new_layout = DISASSEM_DATA_COMMAND;
643 }
644
645 return new_layout;
646 }
647
648
649
650 static void
651 make_command_window (struct tui_win_info **win_info_ptr,
652 int height, int origin_y)
653 {
654 *win_info_ptr = init_and_make_win (*win_info_ptr,
655 CMD_WIN,
656 height,
657 tui_term_width (),
658 0,
659 origin_y,
660 DONT_BOX_WINDOW);
661
662 (*win_info_ptr)->can_highlight = FALSE;
663 }
664
665
666 /* make_source_window().
667 */
668 static void
669 make_source_window (struct tui_win_info **win_info_ptr,
670 int height, int origin_y)
671 {
672 make_source_or_disasm_window (win_info_ptr, SRC_WIN, height, origin_y);
673
674 return;
675 } /* make_source_window */
676
677
678 /* make_disasm_window().
679 */
680 static void
681 make_disasm_window (struct tui_win_info **win_info_ptr,
682 int height, int origin_y)
683 {
684 make_source_or_disasm_window (win_info_ptr, DISASSEM_WIN, height, origin_y);
685
686 return;
687 } /* make_disasm_window */
688
689
690 static void
691 make_data_window (struct tui_win_info **win_info_ptr,
692 int height, int origin_y)
693 {
694 *win_info_ptr = init_and_make_win (*win_info_ptr,
695 DATA_WIN,
696 height,
697 tui_term_width (),
698 0,
699 origin_y,
700 BOX_WINDOW);
701 }
702
703
704
705 /* Show the Source/Command layout. */
706 static void
707 show_source_command (void)
708 {
709 show_source_or_disasm_and_command (SRC_COMMAND);
710 }
711
712
713 /* Show the Dissassem/Command layout. */
714 static void
715 show_disasm_command (void)
716 {
717 show_source_or_disasm_and_command (DISASSEM_COMMAND);
718 }
719
720
721 /* Show the Source/Disassem/Command layout. */
722 static void
723 show_source_disasm_command (void)
724 {
725 if (tui_current_layout () != SRC_DISASSEM_COMMAND)
726 {
727 int cmd_height, src_height, asm_height;
728
729 if (TUI_CMD_WIN != NULL)
730 cmd_height = TUI_CMD_WIN->generic.height;
731 else
732 cmd_height = tui_term_height () / 3;
733
734 src_height = (tui_term_height () - cmd_height) / 2;
735 asm_height = tui_term_height () - (src_height + cmd_height);
736
737 if (TUI_SRC_WIN == NULL)
738 make_source_window (&TUI_SRC_WIN, src_height, 0);
739 else
740 {
741 init_gen_win_info (&TUI_SRC_WIN->generic,
742 TUI_SRC_WIN->generic.type,
743 src_height,
744 TUI_SRC_WIN->generic.width,
745 TUI_SRC_WIN->detail.source_info.execution_info->width,
746 0);
747 TUI_SRC_WIN->can_highlight = TRUE;
748 init_gen_win_info (TUI_SRC_WIN->detail.source_info.execution_info,
749 EXEC_INFO_WIN,
750 src_height,
751 3,
752 0,
753 0);
754 tui_make_visible (&TUI_SRC_WIN->generic);
755 tui_make_visible (TUI_SRC_WIN->detail.source_info.execution_info);
756 TUI_SRC_WIN->detail.source_info.has_locator = FALSE;;
757 }
758 if (TUI_SRC_WIN != NULL)
759 {
760 struct tui_gen_win_info *locator = tui_locator_win_info_ptr ();
761
762 tui_show_source_content (TUI_SRC_WIN);
763 if (TUI_DISASM_WIN == NULL)
764 {
765 make_disasm_window (&TUI_DISASM_WIN, asm_height, src_height - 1);
766 locator = init_and_make_win (locator,
767 LOCATOR_WIN,
768 2 /* 1 */ ,
769 tui_term_width (),
770 0,
771 (src_height + asm_height) - 1,
772 DONT_BOX_WINDOW);
773 }
774 else
775 {
776 init_gen_win_info (locator,
777 LOCATOR_WIN,
778 2 /* 1 */ ,
779 tui_term_width (),
780 0,
781 (src_height + asm_height) - 1);
782 TUI_DISASM_WIN->detail.source_info.has_locator = TRUE;
783 init_gen_win_info (&TUI_DISASM_WIN->generic,
784 TUI_DISASM_WIN->generic.type,
785 asm_height,
786 TUI_DISASM_WIN->generic.width,
787 TUI_DISASM_WIN->detail.source_info.execution_info->width,
788 src_height - 1);
789 init_gen_win_info (TUI_DISASM_WIN->detail.source_info.execution_info,
790 EXEC_INFO_WIN,
791 asm_height,
792 3,
793 0,
794 src_height - 1);
795 TUI_DISASM_WIN->can_highlight = TRUE;
796 tui_make_visible (&TUI_DISASM_WIN->generic);
797 tui_make_visible (TUI_DISASM_WIN->detail.source_info.execution_info);
798 }
799 if (TUI_DISASM_WIN != NULL)
800 {
801 TUI_SRC_WIN->detail.source_info.has_locator = FALSE;
802 TUI_DISASM_WIN->detail.source_info.has_locator = TRUE;
803 tui_make_visible (locator);
804 tui_show_locator_content ();
805 tui_show_source_content (TUI_DISASM_WIN);
806
807 if (TUI_CMD_WIN == NULL)
808 make_command_window (&TUI_CMD_WIN,
809 cmd_height,
810 tui_term_height () - cmd_height);
811 else
812 {
813 init_gen_win_info (&TUI_CMD_WIN->generic,
814 TUI_CMD_WIN->generic.type,
815 TUI_CMD_WIN->generic.height,
816 TUI_CMD_WIN->generic.width,
817 0,
818 TUI_CMD_WIN->generic.origin.y);
819 TUI_CMD_WIN->can_highlight = FALSE;
820 tui_make_visible (&TUI_CMD_WIN->generic);
821 }
822 if (TUI_CMD_WIN != NULL)
823 tui_refresh_win (&TUI_CMD_WIN->generic);
824 }
825 }
826 tui_set_current_layout_to (SRC_DISASSEM_COMMAND);
827 }
828 }
829
830
831 /* Show the Source/Data/Command or the Dissassembly/Data/Command
832 layout. */
833 static void
834 show_data (enum tui_layout_type new_layout)
835 {
836 int total_height = (tui_term_height () - TUI_CMD_WIN->generic.height);
837 int src_height, data_height;
838 enum tui_win_type win_type;
839 struct tui_gen_win_info *locator = tui_locator_win_info_ptr ();
840
841
842 data_height = total_height / 2;
843 src_height = total_height - data_height;
844 tui_make_all_invisible ();
845 tui_make_invisible (locator);
846 make_data_window (&TUI_DATA_WIN, data_height, 0);
847 TUI_DATA_WIN->can_highlight = TRUE;
848 if (new_layout == SRC_DATA_COMMAND)
849 win_type = SRC_WIN;
850 else
851 win_type = DISASSEM_WIN;
852 if (tui_win_list[win_type] == NULL)
853 {
854 if (win_type == SRC_WIN)
855 make_source_window (&tui_win_list[win_type], src_height, data_height - 1);
856 else
857 make_disasm_window (&tui_win_list[win_type], src_height, data_height - 1);
858 locator = init_and_make_win (locator,
859 LOCATOR_WIN,
860 2 /* 1 */ ,
861 tui_term_width (),
862 0,
863 total_height - 1,
864 DONT_BOX_WINDOW);
865 }
866 else
867 {
868 init_gen_win_info (&tui_win_list[win_type]->generic,
869 tui_win_list[win_type]->generic.type,
870 src_height,
871 tui_win_list[win_type]->generic.width,
872 tui_win_list[win_type]->detail.source_info.execution_info->width,
873 data_height - 1);
874 init_gen_win_info (tui_win_list[win_type]->detail.source_info.execution_info,
875 EXEC_INFO_WIN,
876 src_height,
877 3,
878 0,
879 data_height - 1);
880 tui_make_visible (&tui_win_list[win_type]->generic);
881 tui_make_visible (tui_win_list[win_type]->detail.source_info.execution_info);
882 init_gen_win_info (locator,
883 LOCATOR_WIN,
884 2 /* 1 */ ,
885 tui_term_width (),
886 0,
887 total_height - 1);
888 }
889 tui_win_list[win_type]->detail.source_info.has_locator = TRUE;
890 tui_make_visible (locator);
891 tui_show_locator_content ();
892 tui_add_to_source_windows (tui_win_list[win_type]);
893 tui_set_current_layout_to (new_layout);
894 }
895
896 /* init_gen_win_info().
897 */
898 static void
899 init_gen_win_info (struct tui_gen_win_info *win_info,
900 enum tui_win_type type,
901 int height, int width,
902 int origin_x, int origin_y)
903 {
904 int h = height;
905
906 win_info->type = type;
907 win_info->width = width;
908 win_info->height = h;
909 if (h > 1)
910 {
911 win_info->viewport_height = h - 1;
912 if (win_info->type != CMD_WIN)
913 win_info->viewport_height--;
914 }
915 else
916 win_info->viewport_height = 1;
917 win_info->origin.x = origin_x;
918 win_info->origin.y = origin_y;
919
920 return;
921 } /* init_gen_win_info */
922
923 /* init_and_make_win().
924 */
925 static void *
926 init_and_make_win (void *opaque_win_info,
927 enum tui_win_type win_type,
928 int height, int width,
929 int origin_x, int origin_y,
930 int box_it)
931 {
932 struct tui_gen_win_info *generic;
933
934 if (opaque_win_info == NULL)
935 {
936 if (tui_win_is_auxillary (win_type))
937 opaque_win_info = (void *) tui_alloc_generic_win_info ();
938 else
939 opaque_win_info = (void *) tui_alloc_win_info (win_type);
940 }
941 if (tui_win_is_auxillary (win_type))
942 generic = (struct tui_gen_win_info *) opaque_win_info;
943 else
944 generic = &((struct tui_win_info *) opaque_win_info)->generic;
945
946 if (opaque_win_info != NULL)
947 {
948 init_gen_win_info (generic, win_type, height, width, origin_x, origin_y);
949 if (!tui_win_is_auxillary (win_type))
950 {
951 if (generic->type == CMD_WIN)
952 ((struct tui_win_info *) opaque_win_info)->can_highlight = FALSE;
953 else
954 ((struct tui_win_info *) opaque_win_info)->can_highlight = TRUE;
955 }
956 tui_make_window (generic, box_it);
957 }
958 return opaque_win_info;
959 }
960
961
962 static void
963 make_source_or_disasm_window (struct tui_win_info **win_info_ptr,
964 enum tui_win_type type,
965 int height, int origin_y)
966 {
967 struct tui_gen_win_info *execution_info = (struct tui_gen_win_info *) NULL;
968
969 /* Create the exeuction info window. */
970 if (type == SRC_WIN)
971 execution_info = tui_source_exec_info_win_ptr ();
972 else
973 execution_info = tui_disassem_exec_info_win_ptr ();
974 execution_info = init_and_make_win (execution_info,
975 EXEC_INFO_WIN,
976 height,
977 3,
978 0,
979 origin_y,
980 DONT_BOX_WINDOW);
981
982 /* Now create the source window. */
983 *win_info_ptr = init_and_make_win (*win_info_ptr,
984 type,
985 height,
986 tui_term_width () - execution_info->width,
987 execution_info->width,
988 origin_y,
989 BOX_WINDOW);
990
991 (*win_info_ptr)->detail.source_info.execution_info = execution_info;
992 }
993
994
995 /* Show the Source/Command or the Disassem layout. */
996 static void
997 show_source_or_disasm_and_command (enum tui_layout_type layout_type)
998 {
999 if (tui_current_layout () != layout_type)
1000 {
1001 struct tui_win_info **win_info_ptr;
1002 int src_height, cmd_height;
1003 struct tui_gen_win_info *locator = tui_locator_win_info_ptr ();
1004
1005 if (TUI_CMD_WIN != NULL)
1006 cmd_height = TUI_CMD_WIN->generic.height;
1007 else
1008 cmd_height = tui_term_height () / 3;
1009 src_height = tui_term_height () - cmd_height;
1010
1011 if (layout_type == SRC_COMMAND)
1012 win_info_ptr = &TUI_SRC_WIN;
1013 else
1014 win_info_ptr = &TUI_DISASM_WIN;
1015
1016 if ((*win_info_ptr) == NULL)
1017 {
1018 if (layout_type == SRC_COMMAND)
1019 make_source_window (win_info_ptr, src_height - 1, 0);
1020 else
1021 make_disasm_window (win_info_ptr, src_height - 1, 0);
1022 locator = init_and_make_win (locator,
1023 LOCATOR_WIN,
1024 2 /* 1 */ ,
1025 tui_term_width (),
1026 0,
1027 src_height - 1,
1028 DONT_BOX_WINDOW);
1029 }
1030 else
1031 {
1032 init_gen_win_info (locator,
1033 LOCATOR_WIN,
1034 2 /* 1 */ ,
1035 tui_term_width (),
1036 0,
1037 src_height - 1);
1038 (*win_info_ptr)->detail.source_info.has_locator = TRUE;
1039 init_gen_win_info (&(*win_info_ptr)->generic,
1040 (*win_info_ptr)->generic.type,
1041 src_height - 1,
1042 (*win_info_ptr)->generic.width,
1043 (*win_info_ptr)->detail.source_info.execution_info->width,
1044 0);
1045 init_gen_win_info ((*win_info_ptr)->detail.source_info.execution_info,
1046 EXEC_INFO_WIN,
1047 src_height - 1,
1048 3,
1049 0,
1050 0);
1051 (*win_info_ptr)->can_highlight = TRUE;
1052 tui_make_visible (&(*win_info_ptr)->generic);
1053 tui_make_visible ((*win_info_ptr)->detail.source_info.execution_info);
1054 }
1055 if ((*win_info_ptr) != NULL)
1056 {
1057 (*win_info_ptr)->detail.source_info.has_locator = TRUE;
1058 tui_make_visible (locator);
1059 tui_show_locator_content ();
1060 tui_show_source_content (*win_info_ptr);
1061
1062 if (TUI_CMD_WIN == NULL)
1063 {
1064 make_command_window (&TUI_CMD_WIN, cmd_height, src_height);
1065 tui_refresh_win (&TUI_CMD_WIN->generic);
1066 }
1067 else
1068 {
1069 init_gen_win_info (&TUI_CMD_WIN->generic,
1070 TUI_CMD_WIN->generic.type,
1071 TUI_CMD_WIN->generic.height,
1072 TUI_CMD_WIN->generic.width,
1073 TUI_CMD_WIN->generic.origin.x,
1074 TUI_CMD_WIN->generic.origin.y);
1075 TUI_CMD_WIN->can_highlight = FALSE;
1076 tui_make_visible (&TUI_CMD_WIN->generic);
1077 }
1078 }
1079 tui_set_current_layout_to (layout_type);
1080 }
1081 }
The GNU Binutils are a collection of binary tools.