| 1 | /* TUI layout window management. |
| 2 | |
| 3 | Copyright (C) 1998-2019 Free Software Foundation, Inc. |
| 4 | |
| 5 | Contributed by Hewlett-Packard Company. |
| 6 | |
| 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 |
| 11 | the Free Software Foundation; either version 3 of the License, or |
| 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 |
| 20 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
| 21 | |
| 22 | #include "defs.h" |
| 23 | #include "arch-utils.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-command.h" |
| 32 | #include "tui/tui-data.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 | #include "tui/tui-source.h" |
| 41 | #include "gdb_curses.h" |
| 42 | |
| 43 | /******************************* |
| 44 | ** Static Local Decls |
| 45 | ********************************/ |
| 46 | static void show_layout (enum tui_layout_type); |
| 47 | static void show_source_or_disasm_and_command (enum tui_layout_type); |
| 48 | static void show_source_command (void); |
| 49 | static void show_disasm_command (void); |
| 50 | static void show_source_disasm_command (void); |
| 51 | static void show_data (enum tui_layout_type); |
| 52 | static enum tui_layout_type next_layout (void); |
| 53 | static enum tui_layout_type prev_layout (void); |
| 54 | static void tui_layout_command (const char *, int); |
| 55 | static void extract_display_start_addr (struct gdbarch **, CORE_ADDR *); |
| 56 | |
| 57 | |
| 58 | static enum tui_layout_type current_layout = UNDEFINED_LAYOUT; |
| 59 | |
| 60 | /* Accessor for the current layout. */ |
| 61 | enum tui_layout_type |
| 62 | tui_current_layout (void) |
| 63 | { |
| 64 | return current_layout; |
| 65 | } |
| 66 | |
| 67 | /*************************************** |
| 68 | ** DEFINITIONS |
| 69 | ***************************************/ |
| 70 | |
| 71 | /* Show the screen layout defined. */ |
| 72 | static void |
| 73 | show_layout (enum tui_layout_type layout) |
| 74 | { |
| 75 | enum tui_layout_type cur_layout = tui_current_layout (); |
| 76 | |
| 77 | if (layout != cur_layout) |
| 78 | { |
| 79 | /* Since the new layout may cause changes in window size, we |
| 80 | should free the content and reallocate on next display of |
| 81 | source/asm. */ |
| 82 | tui_clear_source_windows (); |
| 83 | /* First make the current layout be invisible. */ |
| 84 | tui_make_all_invisible (); |
| 85 | tui_locator_win_info_ptr ()->make_visible (false); |
| 86 | switch (layout) |
| 87 | { |
| 88 | case SRC_DATA_COMMAND: |
| 89 | case DISASSEM_DATA_COMMAND: |
| 90 | show_data (layout); |
| 91 | tui_refresh_all (); |
| 92 | break; |
| 93 | /* Now show the new layout. */ |
| 94 | case SRC_COMMAND: |
| 95 | show_source_command (); |
| 96 | tui_add_to_source_windows (TUI_SRC_WIN); |
| 97 | break; |
| 98 | case DISASSEM_COMMAND: |
| 99 | show_disasm_command (); |
| 100 | tui_add_to_source_windows (TUI_DISASM_WIN); |
| 101 | break; |
| 102 | case SRC_DISASSEM_COMMAND: |
| 103 | show_source_disasm_command (); |
| 104 | tui_add_to_source_windows (TUI_SRC_WIN); |
| 105 | tui_add_to_source_windows (TUI_DISASM_WIN); |
| 106 | break; |
| 107 | default: |
| 108 | break; |
| 109 | } |
| 110 | |
| 111 | tui_delete_invisible_windows (); |
| 112 | } |
| 113 | } |
| 114 | |
| 115 | |
| 116 | /* Function to set the layout to SRC_COMMAND, DISASSEM_COMMAND, |
| 117 | SRC_DISASSEM_COMMAND, SRC_DATA_COMMAND, or DISASSEM_DATA_COMMAND. */ |
| 118 | void |
| 119 | tui_set_layout (enum tui_layout_type layout_type) |
| 120 | { |
| 121 | gdb_assert (layout_type != UNDEFINED_LAYOUT); |
| 122 | |
| 123 | enum tui_layout_type cur_layout = tui_current_layout (); |
| 124 | struct gdbarch *gdbarch; |
| 125 | CORE_ADDR addr; |
| 126 | struct tui_win_info *win_with_focus = tui_win_with_focus (); |
| 127 | |
| 128 | extract_display_start_addr (&gdbarch, &addr); |
| 129 | |
| 130 | enum tui_layout_type new_layout = layout_type; |
| 131 | |
| 132 | if (new_layout != cur_layout) |
| 133 | { |
| 134 | show_layout (new_layout); |
| 135 | |
| 136 | /* Now determine where focus should be. */ |
| 137 | if (win_with_focus != TUI_CMD_WIN) |
| 138 | { |
| 139 | switch (new_layout) |
| 140 | { |
| 141 | case SRC_COMMAND: |
| 142 | tui_set_win_focus_to (TUI_SRC_WIN); |
| 143 | break; |
| 144 | case DISASSEM_COMMAND: |
| 145 | /* The previous layout was not showing code. |
| 146 | This can happen if there is no source |
| 147 | available: |
| 148 | |
| 149 | 1. if the source file is in another dir OR |
| 150 | 2. if target was compiled without -g |
| 151 | We still want to show the assembly though! */ |
| 152 | |
| 153 | tui_get_begin_asm_address (&gdbarch, &addr); |
| 154 | tui_set_win_focus_to (TUI_DISASM_WIN); |
| 155 | break; |
| 156 | case SRC_DISASSEM_COMMAND: |
| 157 | /* The previous layout was not showing code. |
| 158 | This can happen if there is no source |
| 159 | available: |
| 160 | |
| 161 | 1. if the source file is in another dir OR |
| 162 | 2. if target was compiled without -g |
| 163 | We still want to show the assembly though! */ |
| 164 | |
| 165 | tui_get_begin_asm_address (&gdbarch, &addr); |
| 166 | if (win_with_focus == TUI_SRC_WIN) |
| 167 | tui_set_win_focus_to (TUI_SRC_WIN); |
| 168 | else |
| 169 | tui_set_win_focus_to (TUI_DISASM_WIN); |
| 170 | break; |
| 171 | case SRC_DATA_COMMAND: |
| 172 | if (win_with_focus != TUI_DATA_WIN) |
| 173 | tui_set_win_focus_to (TUI_SRC_WIN); |
| 174 | else |
| 175 | tui_set_win_focus_to (TUI_DATA_WIN); |
| 176 | break; |
| 177 | case DISASSEM_DATA_COMMAND: |
| 178 | /* The previous layout was not showing code. |
| 179 | This can happen if there is no source |
| 180 | available: |
| 181 | |
| 182 | 1. if the source file is in another dir OR |
| 183 | 2. if target was compiled without -g |
| 184 | We still want to show the assembly though! */ |
| 185 | |
| 186 | tui_get_begin_asm_address (&gdbarch, &addr); |
| 187 | if (win_with_focus != TUI_DATA_WIN) |
| 188 | tui_set_win_focus_to (TUI_DISASM_WIN); |
| 189 | else |
| 190 | tui_set_win_focus_to (TUI_DATA_WIN); |
| 191 | break; |
| 192 | default: |
| 193 | break; |
| 194 | } |
| 195 | } |
| 196 | /* |
| 197 | * Now update the window content. |
| 198 | */ |
| 199 | tui_update_source_windows_with_addr (gdbarch, addr); |
| 200 | if (new_layout == SRC_DATA_COMMAND |
| 201 | || new_layout == DISASSEM_DATA_COMMAND) |
| 202 | tui_show_registers (TUI_DATA_WIN->current_group); |
| 203 | } |
| 204 | } |
| 205 | |
| 206 | /* Add the specified window to the layout in a logical way. This |
| 207 | means setting up the most logical layout given the window to be |
| 208 | added. */ |
| 209 | void |
| 210 | tui_add_win_to_layout (enum tui_win_type type) |
| 211 | { |
| 212 | enum tui_layout_type cur_layout = tui_current_layout (); |
| 213 | |
| 214 | switch (type) |
| 215 | { |
| 216 | case SRC_WIN: |
| 217 | if (cur_layout != SRC_COMMAND |
| 218 | && cur_layout != SRC_DISASSEM_COMMAND |
| 219 | && cur_layout != SRC_DATA_COMMAND) |
| 220 | { |
| 221 | tui_clear_source_windows_detail (); |
| 222 | if (cur_layout == DISASSEM_DATA_COMMAND) |
| 223 | show_layout (SRC_DATA_COMMAND); |
| 224 | else |
| 225 | show_layout (SRC_COMMAND); |
| 226 | } |
| 227 | break; |
| 228 | case DISASSEM_WIN: |
| 229 | if (cur_layout != DISASSEM_COMMAND |
| 230 | && cur_layout != SRC_DISASSEM_COMMAND |
| 231 | && cur_layout != DISASSEM_DATA_COMMAND) |
| 232 | { |
| 233 | tui_clear_source_windows_detail (); |
| 234 | if (cur_layout == SRC_DATA_COMMAND) |
| 235 | show_layout (DISASSEM_DATA_COMMAND); |
| 236 | else |
| 237 | show_layout (DISASSEM_COMMAND); |
| 238 | } |
| 239 | break; |
| 240 | case DATA_WIN: |
| 241 | if (cur_layout != SRC_DATA_COMMAND |
| 242 | && cur_layout != DISASSEM_DATA_COMMAND) |
| 243 | { |
| 244 | if (cur_layout == DISASSEM_COMMAND) |
| 245 | show_layout (DISASSEM_DATA_COMMAND); |
| 246 | else |
| 247 | show_layout (SRC_DATA_COMMAND); |
| 248 | } |
| 249 | break; |
| 250 | default: |
| 251 | break; |
| 252 | } |
| 253 | } |
| 254 | |
| 255 | |
| 256 | /* Answer the height of a window. If it hasn't been created yet, |
| 257 | answer what the height of a window would be based upon its type and |
| 258 | the layout. */ |
| 259 | static int |
| 260 | tui_default_win_height (enum tui_win_type type, |
| 261 | enum tui_layout_type layout) |
| 262 | { |
| 263 | int h; |
| 264 | |
| 265 | if (tui_win_list[type] != NULL) |
| 266 | h = tui_win_list[type]->height; |
| 267 | else |
| 268 | { |
| 269 | switch (layout) |
| 270 | { |
| 271 | case SRC_COMMAND: |
| 272 | case DISASSEM_COMMAND: |
| 273 | if (TUI_CMD_WIN == NULL) |
| 274 | h = tui_term_height () / 2; |
| 275 | else |
| 276 | h = tui_term_height () - TUI_CMD_WIN->height; |
| 277 | break; |
| 278 | case SRC_DISASSEM_COMMAND: |
| 279 | case SRC_DATA_COMMAND: |
| 280 | case DISASSEM_DATA_COMMAND: |
| 281 | if (TUI_CMD_WIN == NULL) |
| 282 | h = tui_term_height () / 3; |
| 283 | else |
| 284 | h = (tui_term_height () - TUI_CMD_WIN->height) / 2; |
| 285 | break; |
| 286 | default: |
| 287 | h = 0; |
| 288 | break; |
| 289 | } |
| 290 | } |
| 291 | |
| 292 | return h; |
| 293 | } |
| 294 | |
| 295 | |
| 296 | /* Answer the height of a window. If it hasn't been created yet, |
| 297 | answer what the height of a window would be based upon its type and |
| 298 | the layout. */ |
| 299 | int |
| 300 | tui_default_win_viewport_height (enum tui_win_type type, |
| 301 | enum tui_layout_type layout) |
| 302 | { |
| 303 | int h; |
| 304 | |
| 305 | h = tui_default_win_height (type, layout); |
| 306 | |
| 307 | if (tui_win_list[type] == TUI_CMD_WIN) |
| 308 | h -= 1; |
| 309 | else |
| 310 | h -= 2; |
| 311 | |
| 312 | return h; |
| 313 | } |
| 314 | |
| 315 | /* Complete possible layout names. TEXT is the complete text entered so |
| 316 | far, WORD is the word currently being completed. */ |
| 317 | |
| 318 | static void |
| 319 | layout_completer (struct cmd_list_element *ignore, |
| 320 | completion_tracker &tracker, |
| 321 | const char *text, const char *word) |
| 322 | { |
| 323 | static const char *layout_names [] = |
| 324 | { "src", "asm", "split", "regs", "next", "prev", NULL }; |
| 325 | |
| 326 | complete_on_enum (tracker, layout_names, text, word); |
| 327 | } |
| 328 | |
| 329 | /* Function to initialize gdb commands, for tui window layout |
| 330 | manipulation. */ |
| 331 | |
| 332 | void |
| 333 | _initialize_tui_layout (void) |
| 334 | { |
| 335 | struct cmd_list_element *cmd; |
| 336 | |
| 337 | cmd = add_com ("layout", class_tui, tui_layout_command, _("\ |
| 338 | Change the layout of windows.\n\ |
| 339 | Usage: layout prev | next | LAYOUT-NAME\n\ |
| 340 | Layout names are:\n\ |
| 341 | src : Displays source and command windows.\n\ |
| 342 | asm : Displays disassembly and command windows.\n\ |
| 343 | split : Displays source, disassembly and command windows.\n\ |
| 344 | regs : Displays register window. If existing layout\n\ |
| 345 | is source/command or assembly/command, the \n\ |
| 346 | register window is displayed. If the\n\ |
| 347 | source/assembly/command (split) is displayed, \n\ |
| 348 | the register window is displayed with \n\ |
| 349 | the window that has current logical focus.")); |
| 350 | set_cmd_completer (cmd, layout_completer); |
| 351 | } |
| 352 | |
| 353 | |
| 354 | /************************* |
| 355 | ** STATIC LOCAL FUNCTIONS |
| 356 | **************************/ |
| 357 | |
| 358 | |
| 359 | /* Function to set the layout to SRC, ASM, SPLIT, NEXT, PREV, DATA, or |
| 360 | REGS. */ |
| 361 | static void |
| 362 | tui_layout_command (const char *layout_name, int from_tty) |
| 363 | { |
| 364 | int i; |
| 365 | enum tui_layout_type new_layout = UNDEFINED_LAYOUT; |
| 366 | enum tui_layout_type cur_layout = tui_current_layout (); |
| 367 | |
| 368 | if (layout_name == NULL) |
| 369 | error (_("Usage: layout prev | next | LAYOUT-NAME")); |
| 370 | |
| 371 | std::string copy = layout_name; |
| 372 | for (i = 0; i < copy.size (); i++) |
| 373 | copy[i] = toupper (copy[i]); |
| 374 | const char *buf_ptr = copy.c_str (); |
| 375 | |
| 376 | /* First check for ambiguous input. */ |
| 377 | if (strlen (buf_ptr) <= 1 && *buf_ptr == 'S') |
| 378 | error (_("Ambiguous command input.")); |
| 379 | |
| 380 | if (subset_compare (buf_ptr, "SRC")) |
| 381 | new_layout = SRC_COMMAND; |
| 382 | else if (subset_compare (buf_ptr, "ASM")) |
| 383 | new_layout = DISASSEM_COMMAND; |
| 384 | else if (subset_compare (buf_ptr, "SPLIT")) |
| 385 | new_layout = SRC_DISASSEM_COMMAND; |
| 386 | else if (subset_compare (buf_ptr, "REGS")) |
| 387 | { |
| 388 | if (cur_layout == SRC_COMMAND |
| 389 | || cur_layout == SRC_DATA_COMMAND) |
| 390 | new_layout = SRC_DATA_COMMAND; |
| 391 | else |
| 392 | new_layout = DISASSEM_DATA_COMMAND; |
| 393 | } |
| 394 | else if (subset_compare (buf_ptr, "NEXT")) |
| 395 | new_layout = next_layout (); |
| 396 | else if (subset_compare (buf_ptr, "PREV")) |
| 397 | new_layout = prev_layout (); |
| 398 | else |
| 399 | error (_("Unrecognized layout: %s"), layout_name); |
| 400 | |
| 401 | /* Make sure the curses mode is enabled. */ |
| 402 | tui_enable (); |
| 403 | tui_set_layout (new_layout); |
| 404 | } |
| 405 | |
| 406 | |
| 407 | static void |
| 408 | extract_display_start_addr (struct gdbarch **gdbarch_p, CORE_ADDR *addr_p) |
| 409 | { |
| 410 | enum tui_layout_type cur_layout = tui_current_layout (); |
| 411 | struct gdbarch *gdbarch = get_current_arch (); |
| 412 | CORE_ADDR addr; |
| 413 | CORE_ADDR pc; |
| 414 | struct symtab_and_line cursal = get_current_source_symtab_and_line (); |
| 415 | |
| 416 | switch (cur_layout) |
| 417 | { |
| 418 | case SRC_COMMAND: |
| 419 | case SRC_DATA_COMMAND: |
| 420 | gdbarch = TUI_SRC_WIN->gdbarch; |
| 421 | find_line_pc (cursal.symtab, |
| 422 | TUI_SRC_WIN->start_line_or_addr.u.line_no, |
| 423 | &pc); |
| 424 | addr = pc; |
| 425 | break; |
| 426 | case DISASSEM_COMMAND: |
| 427 | case SRC_DISASSEM_COMMAND: |
| 428 | case DISASSEM_DATA_COMMAND: |
| 429 | gdbarch = TUI_DISASM_WIN->gdbarch; |
| 430 | addr = TUI_DISASM_WIN->start_line_or_addr.u.addr; |
| 431 | break; |
| 432 | default: |
| 433 | addr = 0; |
| 434 | break; |
| 435 | } |
| 436 | |
| 437 | *gdbarch_p = gdbarch; |
| 438 | *addr_p = addr; |
| 439 | } |
| 440 | |
| 441 | |
| 442 | /* Answer the previous layout to cycle to. */ |
| 443 | static enum tui_layout_type |
| 444 | next_layout (void) |
| 445 | { |
| 446 | int new_layout; |
| 447 | |
| 448 | new_layout = tui_current_layout (); |
| 449 | if (new_layout == UNDEFINED_LAYOUT) |
| 450 | new_layout = SRC_COMMAND; |
| 451 | else |
| 452 | { |
| 453 | new_layout++; |
| 454 | if (new_layout == UNDEFINED_LAYOUT) |
| 455 | new_layout = SRC_COMMAND; |
| 456 | } |
| 457 | |
| 458 | return (enum tui_layout_type) new_layout; |
| 459 | } |
| 460 | |
| 461 | |
| 462 | /* Answer the next layout to cycle to. */ |
| 463 | static enum tui_layout_type |
| 464 | prev_layout (void) |
| 465 | { |
| 466 | int new_layout; |
| 467 | |
| 468 | new_layout = tui_current_layout (); |
| 469 | if (new_layout == SRC_COMMAND) |
| 470 | new_layout = DISASSEM_DATA_COMMAND; |
| 471 | else |
| 472 | { |
| 473 | new_layout--; |
| 474 | if (new_layout == UNDEFINED_LAYOUT) |
| 475 | new_layout = DISASSEM_DATA_COMMAND; |
| 476 | } |
| 477 | |
| 478 | return (enum tui_layout_type) new_layout; |
| 479 | } |
| 480 | |
| 481 | /* Show the Source/Command layout. */ |
| 482 | static void |
| 483 | show_source_command (void) |
| 484 | { |
| 485 | show_source_or_disasm_and_command (SRC_COMMAND); |
| 486 | } |
| 487 | |
| 488 | |
| 489 | /* Show the Dissassem/Command layout. */ |
| 490 | static void |
| 491 | show_disasm_command (void) |
| 492 | { |
| 493 | show_source_or_disasm_and_command (DISASSEM_COMMAND); |
| 494 | } |
| 495 | |
| 496 | |
| 497 | /* Show the Source/Disassem/Command layout. */ |
| 498 | static void |
| 499 | show_source_disasm_command (void) |
| 500 | { |
| 501 | int cmd_height, src_height, asm_height; |
| 502 | |
| 503 | if (TUI_CMD_WIN != NULL) |
| 504 | cmd_height = TUI_CMD_WIN->height; |
| 505 | else |
| 506 | cmd_height = tui_term_height () / 3; |
| 507 | |
| 508 | src_height = (tui_term_height () - cmd_height) / 2; |
| 509 | asm_height = tui_term_height () - (src_height + cmd_height); |
| 510 | |
| 511 | if (TUI_SRC_WIN == NULL) |
| 512 | tui_win_list[SRC_WIN] = new tui_source_window (); |
| 513 | TUI_SRC_WIN->reset (src_height, |
| 514 | tui_term_width (), |
| 515 | 0, |
| 516 | 0); |
| 517 | TUI_SRC_WIN->make_visible (true); |
| 518 | TUI_SRC_WIN->m_has_locator = false; |
| 519 | |
| 520 | struct tui_locator_window *locator = tui_locator_win_info_ptr (); |
| 521 | gdb_assert (locator != nullptr); |
| 522 | |
| 523 | TUI_SRC_WIN->show_source_content (); |
| 524 | if (TUI_DISASM_WIN == NULL) |
| 525 | tui_win_list[DISASSEM_WIN] = new tui_disasm_window (); |
| 526 | TUI_DISASM_WIN->reset (asm_height, |
| 527 | tui_term_width (), |
| 528 | 0, |
| 529 | src_height - 1); |
| 530 | TUI_DISASM_WIN->make_visible (true); |
| 531 | locator->reset (2 /* 1 */ , |
| 532 | tui_term_width (), |
| 533 | 0, |
| 534 | (src_height + asm_height) - 1); |
| 535 | TUI_SRC_WIN->m_has_locator = false; |
| 536 | TUI_DISASM_WIN->m_has_locator = true; |
| 537 | locator->make_visible (true); |
| 538 | tui_show_locator_content (); |
| 539 | TUI_DISASM_WIN->show_source_content (); |
| 540 | |
| 541 | if (TUI_CMD_WIN == NULL) |
| 542 | tui_win_list[CMD_WIN] = new tui_cmd_window (); |
| 543 | TUI_CMD_WIN->reset (cmd_height, |
| 544 | tui_term_width (), |
| 545 | 0, |
| 546 | tui_term_height () - cmd_height); |
| 547 | /* FIXME tui_cmd_window won't recreate the handle on |
| 548 | make_visible, so we need this instead. */ |
| 549 | tui_make_window (TUI_CMD_WIN); |
| 550 | current_layout = SRC_DISASSEM_COMMAND; |
| 551 | } |
| 552 | |
| 553 | |
| 554 | /* Show the Source/Data/Command or the Dissassembly/Data/Command |
| 555 | layout. */ |
| 556 | static void |
| 557 | show_data (enum tui_layout_type new_layout) |
| 558 | { |
| 559 | int total_height = (tui_term_height () - TUI_CMD_WIN->height); |
| 560 | int src_height, data_height; |
| 561 | enum tui_win_type win_type; |
| 562 | |
| 563 | struct tui_locator_window *locator = tui_locator_win_info_ptr (); |
| 564 | gdb_assert (locator != nullptr); |
| 565 | |
| 566 | data_height = total_height / 2; |
| 567 | src_height = total_height - data_height; |
| 568 | if (tui_win_list[DATA_WIN] == nullptr) |
| 569 | tui_win_list[DATA_WIN] = new tui_data_window (); |
| 570 | tui_win_list[DATA_WIN]->reset (data_height, tui_term_width (), 0, 0); |
| 571 | tui_win_list[DATA_WIN]->make_visible (true); |
| 572 | |
| 573 | if (new_layout == SRC_DATA_COMMAND) |
| 574 | win_type = SRC_WIN; |
| 575 | else |
| 576 | win_type = DISASSEM_WIN; |
| 577 | |
| 578 | if (tui_win_list[win_type] == NULL) |
| 579 | { |
| 580 | if (win_type == SRC_WIN) |
| 581 | tui_win_list[win_type] = new tui_source_window (); |
| 582 | else |
| 583 | tui_win_list[win_type] = new tui_disasm_window (); |
| 584 | } |
| 585 | |
| 586 | tui_source_window_base *base |
| 587 | = (tui_source_window_base *) tui_win_list[win_type]; |
| 588 | tui_win_list[win_type]->reset (src_height, |
| 589 | tui_term_width (), |
| 590 | 0, |
| 591 | data_height - 1); |
| 592 | locator->reset (2 /* 1 */ , |
| 593 | tui_term_width (), |
| 594 | 0, |
| 595 | total_height - 1); |
| 596 | base->make_visible (true); |
| 597 | base->m_has_locator = true; |
| 598 | locator->make_visible (true); |
| 599 | tui_show_locator_content (); |
| 600 | tui_add_to_source_windows (base); |
| 601 | TUI_CMD_WIN->make_visible (true); |
| 602 | current_layout = new_layout; |
| 603 | } |
| 604 | |
| 605 | void |
| 606 | tui_gen_win_info::reset (int height_, int width_, |
| 607 | int origin_x_, int origin_y_) |
| 608 | { |
| 609 | int h = height_; |
| 610 | |
| 611 | width = width_; |
| 612 | height = h; |
| 613 | if (h > 1) |
| 614 | { |
| 615 | viewport_height = h - 1; |
| 616 | if (type != CMD_WIN) |
| 617 | viewport_height--; |
| 618 | } |
| 619 | else |
| 620 | viewport_height = 1; |
| 621 | origin.x = origin_x_; |
| 622 | origin.y = origin_y_; |
| 623 | } |
| 624 | |
| 625 | /* Show the Source/Command or the Disassem layout. */ |
| 626 | static void |
| 627 | show_source_or_disasm_and_command (enum tui_layout_type layout_type) |
| 628 | { |
| 629 | struct tui_source_window_base *win_info; |
| 630 | int src_height, cmd_height; |
| 631 | struct tui_locator_window *locator = tui_locator_win_info_ptr (); |
| 632 | gdb_assert (locator != nullptr); |
| 633 | |
| 634 | if (TUI_CMD_WIN != NULL) |
| 635 | cmd_height = TUI_CMD_WIN->height; |
| 636 | else |
| 637 | cmd_height = tui_term_height () / 3; |
| 638 | src_height = tui_term_height () - cmd_height; |
| 639 | |
| 640 | if (layout_type == SRC_COMMAND) |
| 641 | { |
| 642 | if (tui_win_list[SRC_WIN] == nullptr) |
| 643 | tui_win_list[SRC_WIN] = new tui_source_window (); |
| 644 | win_info = TUI_SRC_WIN; |
| 645 | } |
| 646 | else |
| 647 | { |
| 648 | if (tui_win_list[DISASSEM_WIN] == nullptr) |
| 649 | tui_win_list[DISASSEM_WIN] = new tui_disasm_window (); |
| 650 | win_info = TUI_DISASM_WIN; |
| 651 | } |
| 652 | |
| 653 | locator->reset (2 /* 1 */ , |
| 654 | tui_term_width (), |
| 655 | 0, |
| 656 | src_height - 1); |
| 657 | win_info->reset (src_height - 1, |
| 658 | tui_term_width (), |
| 659 | 0, |
| 660 | 0); |
| 661 | win_info->make_visible (true); |
| 662 | |
| 663 | |
| 664 | win_info->m_has_locator = true; |
| 665 | locator->make_visible (true); |
| 666 | tui_show_locator_content (); |
| 667 | win_info->show_source_content (); |
| 668 | |
| 669 | if (TUI_CMD_WIN == NULL) |
| 670 | tui_win_list[CMD_WIN] = new tui_cmd_window (); |
| 671 | TUI_CMD_WIN->reset (cmd_height, |
| 672 | tui_term_width (), |
| 673 | 0, |
| 674 | src_height); |
| 675 | /* FIXME tui_cmd_window won't recreate the handle on |
| 676 | make_visible, so we need this instead. */ |
| 677 | tui_make_window (TUI_CMD_WIN); |
| 678 | current_layout = layout_type; |
| 679 | } |