| 1 | /* TUI data manipulation routines. |
| 2 | |
| 3 | Copyright (C) 1998-2015 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 "symtab.h" |
| 24 | #include "tui/tui.h" |
| 25 | #include "tui/tui-data.h" |
| 26 | #include "tui/tui-wingeneral.h" |
| 27 | #include "gdb_curses.h" |
| 28 | |
| 29 | /**************************** |
| 30 | ** GLOBAL DECLARATIONS |
| 31 | ****************************/ |
| 32 | struct tui_win_info *(tui_win_list[MAX_MAJOR_WINDOWS]); |
| 33 | |
| 34 | /*************************** |
| 35 | ** Private data |
| 36 | ****************************/ |
| 37 | static enum tui_layout_type current_layout = UNDEFINED_LAYOUT; |
| 38 | static int term_height, term_width; |
| 39 | static struct tui_gen_win_info _locator; |
| 40 | static struct tui_gen_win_info exec_info[2]; |
| 41 | static struct tui_win_info *src_win_list[2]; |
| 42 | static struct tui_list source_windows = {src_win_list, 0}; |
| 43 | static int default_tab_len = DEFAULT_TAB_LEN; |
| 44 | static struct tui_win_info *win_with_focus = (struct tui_win_info *) NULL; |
| 45 | static struct tui_layout_def layout_def = { |
| 46 | SRC_WIN, /* DISPLAY_MODE */ |
| 47 | FALSE, /* SPLIT */ |
| 48 | TUI_UNDEFINED_REGS, /* REGS_DISPLAY_TYPE */ |
| 49 | TUI_SFLOAT_REGS}; /* FLOAT_REGS_DISPLAY_TYPE */ |
| 50 | |
| 51 | static int win_resized = FALSE; |
| 52 | |
| 53 | |
| 54 | /********************************* |
| 55 | ** Static function forward decls |
| 56 | **********************************/ |
| 57 | static void free_content (tui_win_content, |
| 58 | int, |
| 59 | enum tui_win_type); |
| 60 | static void free_content_elements (tui_win_content, |
| 61 | int, |
| 62 | enum tui_win_type); |
| 63 | |
| 64 | |
| 65 | |
| 66 | /********************************* |
| 67 | ** PUBLIC FUNCTIONS |
| 68 | **********************************/ |
| 69 | |
| 70 | int |
| 71 | tui_win_is_source_type (enum tui_win_type win_type) |
| 72 | { |
| 73 | return (win_type == SRC_WIN || win_type == DISASSEM_WIN); |
| 74 | } |
| 75 | |
| 76 | int |
| 77 | tui_win_is_auxillary (enum tui_win_type win_type) |
| 78 | { |
| 79 | return (win_type > MAX_MAJOR_WINDOWS); |
| 80 | } |
| 81 | |
| 82 | int |
| 83 | tui_win_has_locator (struct tui_win_info *win_info) |
| 84 | { |
| 85 | return (win_info != NULL |
| 86 | && win_info->detail.source_info.has_locator); |
| 87 | } |
| 88 | |
| 89 | void |
| 90 | tui_set_win_highlight (struct tui_win_info *win_info, |
| 91 | int highlight) |
| 92 | { |
| 93 | if (win_info != NULL) |
| 94 | win_info->is_highlighted = highlight; |
| 95 | } |
| 96 | |
| 97 | /****************************************** |
| 98 | ** ACCESSORS & MUTATORS FOR PRIVATE DATA |
| 99 | ******************************************/ |
| 100 | |
| 101 | /* Answer a whether the terminal window has been resized or not. */ |
| 102 | int |
| 103 | tui_win_resized (void) |
| 104 | { |
| 105 | return win_resized; |
| 106 | } |
| 107 | |
| 108 | |
| 109 | /* Set a whether the terminal window has been resized or not. */ |
| 110 | void |
| 111 | tui_set_win_resized_to (int resized) |
| 112 | { |
| 113 | win_resized = resized; |
| 114 | } |
| 115 | |
| 116 | |
| 117 | /* Answer a pointer to the current layout definition. */ |
| 118 | struct tui_layout_def * |
| 119 | tui_layout_def (void) |
| 120 | { |
| 121 | return &layout_def; |
| 122 | } |
| 123 | |
| 124 | |
| 125 | /* Answer the window with the logical focus. */ |
| 126 | struct tui_win_info * |
| 127 | tui_win_with_focus (void) |
| 128 | { |
| 129 | return win_with_focus; |
| 130 | } |
| 131 | |
| 132 | |
| 133 | /* Set the window that has the logical focus. */ |
| 134 | void |
| 135 | tui_set_win_with_focus (struct tui_win_info *win_info) |
| 136 | { |
| 137 | win_with_focus = win_info; |
| 138 | } |
| 139 | |
| 140 | |
| 141 | /* Answer the length in chars, of tabs. */ |
| 142 | int |
| 143 | tui_default_tab_len (void) |
| 144 | { |
| 145 | return default_tab_len; |
| 146 | } |
| 147 | |
| 148 | |
| 149 | /* Set the length in chars, of tabs. */ |
| 150 | void |
| 151 | tui_set_default_tab_len (int len) |
| 152 | { |
| 153 | default_tab_len = len; |
| 154 | } |
| 155 | |
| 156 | |
| 157 | /* Accessor for the current source window. Usually there is only one |
| 158 | source window (either source or disassembly), but both can be |
| 159 | displayed at the same time. */ |
| 160 | struct tui_list * |
| 161 | tui_source_windows (void) |
| 162 | { |
| 163 | return &source_windows; |
| 164 | } |
| 165 | |
| 166 | |
| 167 | /* Clear the list of source windows. Usually there is only one source |
| 168 | window (either source or disassembly), but both can be displayed at |
| 169 | the same time. */ |
| 170 | void |
| 171 | tui_clear_source_windows (void) |
| 172 | { |
| 173 | source_windows.list[0] = NULL; |
| 174 | source_windows.list[1] = NULL; |
| 175 | source_windows.count = 0; |
| 176 | } |
| 177 | |
| 178 | |
| 179 | /* Clear the pertinant detail in the source windows. */ |
| 180 | void |
| 181 | tui_clear_source_windows_detail (void) |
| 182 | { |
| 183 | int i; |
| 184 | |
| 185 | for (i = 0; i < (tui_source_windows ())->count; i++) |
| 186 | tui_clear_win_detail ((tui_source_windows ())->list[i]); |
| 187 | } |
| 188 | |
| 189 | |
| 190 | /* Add a window to the list of source windows. Usually there is only |
| 191 | one source window (either source or disassembly), but both can be |
| 192 | displayed at the same time. */ |
| 193 | void |
| 194 | tui_add_to_source_windows (struct tui_win_info *win_info) |
| 195 | { |
| 196 | if (source_windows.count < 2) |
| 197 | source_windows.list[source_windows.count++] = (void *) win_info; |
| 198 | } |
| 199 | |
| 200 | |
| 201 | /* Clear the pertinant detail in the windows. */ |
| 202 | void |
| 203 | tui_clear_win_detail (struct tui_win_info *win_info) |
| 204 | { |
| 205 | if (win_info != NULL) |
| 206 | { |
| 207 | switch (win_info->generic.type) |
| 208 | { |
| 209 | case SRC_WIN: |
| 210 | case DISASSEM_WIN: |
| 211 | win_info->detail.source_info.gdbarch = NULL; |
| 212 | win_info->detail.source_info.start_line_or_addr.loa = LOA_ADDRESS; |
| 213 | win_info->detail.source_info.start_line_or_addr.u.addr = 0; |
| 214 | win_info->detail.source_info.horizontal_offset = 0; |
| 215 | break; |
| 216 | case CMD_WIN: |
| 217 | win_info->detail.command_info.cur_line = |
| 218 | win_info->detail.command_info.curch = 0; |
| 219 | break; |
| 220 | case DATA_WIN: |
| 221 | win_info->detail.data_display_info.data_content = |
| 222 | (tui_win_content) NULL; |
| 223 | win_info->detail.data_display_info.data_content_count = 0; |
| 224 | win_info->detail.data_display_info.regs_content = |
| 225 | (tui_win_content) NULL; |
| 226 | win_info->detail.data_display_info.regs_content_count = 0; |
| 227 | win_info->detail.data_display_info.regs_display_type = |
| 228 | TUI_UNDEFINED_REGS; |
| 229 | win_info->detail.data_display_info.regs_column_count = 1; |
| 230 | win_info->detail.data_display_info.display_regs = FALSE; |
| 231 | break; |
| 232 | default: |
| 233 | break; |
| 234 | } |
| 235 | } |
| 236 | } |
| 237 | |
| 238 | |
| 239 | /* Accessor for the source execution info ptr. */ |
| 240 | struct tui_gen_win_info * |
| 241 | tui_source_exec_info_win_ptr (void) |
| 242 | { |
| 243 | return &exec_info[0]; |
| 244 | } |
| 245 | |
| 246 | |
| 247 | /* Accessor for the disassem execution info ptr. */ |
| 248 | struct tui_gen_win_info * |
| 249 | tui_disassem_exec_info_win_ptr (void) |
| 250 | { |
| 251 | return &exec_info[1]; |
| 252 | } |
| 253 | |
| 254 | |
| 255 | /* Accessor for the locator win info. Answers a pointer to the static |
| 256 | locator win info struct. */ |
| 257 | struct tui_gen_win_info * |
| 258 | tui_locator_win_info_ptr (void) |
| 259 | { |
| 260 | return &_locator; |
| 261 | } |
| 262 | |
| 263 | |
| 264 | /* Accessor for the term_height. */ |
| 265 | int |
| 266 | tui_term_height (void) |
| 267 | { |
| 268 | return term_height; |
| 269 | } |
| 270 | |
| 271 | |
| 272 | /* Mutator for the term height. */ |
| 273 | void |
| 274 | tui_set_term_height_to (int h) |
| 275 | { |
| 276 | term_height = h; |
| 277 | } |
| 278 | |
| 279 | |
| 280 | /* Accessor for the term_width. */ |
| 281 | int |
| 282 | tui_term_width (void) |
| 283 | { |
| 284 | return term_width; |
| 285 | } |
| 286 | |
| 287 | |
| 288 | /* Mutator for the term_width. */ |
| 289 | void |
| 290 | tui_set_term_width_to (int w) |
| 291 | { |
| 292 | term_width = w; |
| 293 | } |
| 294 | |
| 295 | |
| 296 | /* Accessor for the current layout. */ |
| 297 | enum tui_layout_type |
| 298 | tui_current_layout (void) |
| 299 | { |
| 300 | return current_layout; |
| 301 | } |
| 302 | |
| 303 | |
| 304 | /* Mutator for the current layout. */ |
| 305 | void |
| 306 | tui_set_current_layout_to (enum tui_layout_type new_layout) |
| 307 | { |
| 308 | current_layout = new_layout; |
| 309 | } |
| 310 | |
| 311 | |
| 312 | /***************************** |
| 313 | ** OTHER PUBLIC FUNCTIONS |
| 314 | *****************************/ |
| 315 | |
| 316 | |
| 317 | /* Answer the next window in the list, cycling back to the top if |
| 318 | necessary. */ |
| 319 | struct tui_win_info * |
| 320 | tui_next_win (struct tui_win_info *cur_win) |
| 321 | { |
| 322 | int type = cur_win->generic.type; |
| 323 | struct tui_win_info *next_win = (struct tui_win_info *) NULL; |
| 324 | |
| 325 | if (cur_win->generic.type == CMD_WIN) |
| 326 | type = SRC_WIN; |
| 327 | else |
| 328 | type = cur_win->generic.type + 1; |
| 329 | while (type != cur_win->generic.type && (next_win == NULL)) |
| 330 | { |
| 331 | if (tui_win_list[type] |
| 332 | && tui_win_list[type]->generic.is_visible) |
| 333 | next_win = tui_win_list[type]; |
| 334 | else |
| 335 | { |
| 336 | if (type == CMD_WIN) |
| 337 | type = SRC_WIN; |
| 338 | else |
| 339 | type++; |
| 340 | } |
| 341 | } |
| 342 | |
| 343 | return next_win; |
| 344 | } |
| 345 | |
| 346 | |
| 347 | /* Answer the prev window in the list, cycling back to the bottom if |
| 348 | necessary. */ |
| 349 | struct tui_win_info * |
| 350 | tui_prev_win (struct tui_win_info *cur_win) |
| 351 | { |
| 352 | int type = cur_win->generic.type; |
| 353 | struct tui_win_info *prev = (struct tui_win_info *) NULL; |
| 354 | |
| 355 | if (cur_win->generic.type == SRC_WIN) |
| 356 | type = CMD_WIN; |
| 357 | else |
| 358 | type = cur_win->generic.type - 1; |
| 359 | while (type != cur_win->generic.type && (prev == NULL)) |
| 360 | { |
| 361 | if (tui_win_list[type] |
| 362 | && tui_win_list[type]->generic.is_visible) |
| 363 | prev = tui_win_list[type]; |
| 364 | else |
| 365 | { |
| 366 | if (type == SRC_WIN) |
| 367 | type = CMD_WIN; |
| 368 | else |
| 369 | type--; |
| 370 | } |
| 371 | } |
| 372 | |
| 373 | return prev; |
| 374 | } |
| 375 | |
| 376 | |
| 377 | /* Answer the window represented by name. */ |
| 378 | struct tui_win_info * |
| 379 | tui_partial_win_by_name (char *name) |
| 380 | { |
| 381 | struct tui_win_info *win_info = (struct tui_win_info *) NULL; |
| 382 | |
| 383 | if (name != (char *) NULL) |
| 384 | { |
| 385 | int i = 0; |
| 386 | |
| 387 | while (i < MAX_MAJOR_WINDOWS && win_info == NULL) |
| 388 | { |
| 389 | if (tui_win_list[i] != 0) |
| 390 | { |
| 391 | char *cur_name = tui_win_name (&tui_win_list[i]->generic); |
| 392 | |
| 393 | if (strlen (name) <= strlen (cur_name) |
| 394 | && startswith (cur_name, name)) |
| 395 | win_info = tui_win_list[i]; |
| 396 | } |
| 397 | i++; |
| 398 | } |
| 399 | } |
| 400 | |
| 401 | return win_info; |
| 402 | } |
| 403 | |
| 404 | |
| 405 | /* Answer the name of the window. */ |
| 406 | char * |
| 407 | tui_win_name (struct tui_gen_win_info *win_info) |
| 408 | { |
| 409 | char *name = (char *) NULL; |
| 410 | |
| 411 | switch (win_info->type) |
| 412 | { |
| 413 | case SRC_WIN: |
| 414 | name = SRC_NAME; |
| 415 | break; |
| 416 | case CMD_WIN: |
| 417 | name = CMD_NAME; |
| 418 | break; |
| 419 | case DISASSEM_WIN: |
| 420 | name = DISASSEM_NAME; |
| 421 | break; |
| 422 | case DATA_WIN: |
| 423 | name = DATA_NAME; |
| 424 | break; |
| 425 | default: |
| 426 | name = ""; |
| 427 | break; |
| 428 | } |
| 429 | |
| 430 | return name; |
| 431 | } |
| 432 | |
| 433 | |
| 434 | void |
| 435 | tui_initialize_static_data (void) |
| 436 | { |
| 437 | tui_init_generic_part (tui_source_exec_info_win_ptr ()); |
| 438 | tui_init_generic_part (tui_disassem_exec_info_win_ptr ()); |
| 439 | tui_init_generic_part (tui_locator_win_info_ptr ()); |
| 440 | } |
| 441 | |
| 442 | |
| 443 | struct tui_gen_win_info * |
| 444 | tui_alloc_generic_win_info (void) |
| 445 | { |
| 446 | struct tui_gen_win_info *win; |
| 447 | |
| 448 | if ((win = XNEW (struct tui_gen_win_info)) != NULL) |
| 449 | tui_init_generic_part (win); |
| 450 | |
| 451 | return win; |
| 452 | } |
| 453 | |
| 454 | |
| 455 | void |
| 456 | tui_init_generic_part (struct tui_gen_win_info *win) |
| 457 | { |
| 458 | win->width = |
| 459 | win->height = |
| 460 | win->origin.x = |
| 461 | win->origin.y = |
| 462 | win->viewport_height = |
| 463 | win->content_size = |
| 464 | win->last_visible_line = 0; |
| 465 | win->handle = (WINDOW *) NULL; |
| 466 | win->content = NULL; |
| 467 | win->content_in_use = |
| 468 | win->is_visible = FALSE; |
| 469 | win->title = 0; |
| 470 | } |
| 471 | |
| 472 | |
| 473 | /* init_content_element(). |
| 474 | */ |
| 475 | static void |
| 476 | init_content_element (struct tui_win_element *element, |
| 477 | enum tui_win_type type) |
| 478 | { |
| 479 | element->highlight = FALSE; |
| 480 | switch (type) |
| 481 | { |
| 482 | case SRC_WIN: |
| 483 | case DISASSEM_WIN: |
| 484 | element->which_element.source.line = (char *) NULL; |
| 485 | element->which_element.source.line_or_addr.loa = LOA_LINE; |
| 486 | element->which_element.source.line_or_addr.u.line_no = 0; |
| 487 | element->which_element.source.is_exec_point = FALSE; |
| 488 | element->which_element.source.has_break = FALSE; |
| 489 | break; |
| 490 | case DATA_WIN: |
| 491 | tui_init_generic_part (&element->which_element.data_window); |
| 492 | element->which_element.data_window.type = DATA_ITEM_WIN; |
| 493 | ((struct tui_gen_win_info *) |
| 494 | &element->which_element.data_window)->content = |
| 495 | (void **) tui_alloc_content (1, DATA_ITEM_WIN); |
| 496 | ((struct tui_gen_win_info *) |
| 497 | & element->which_element.data_window)->content_size = 1; |
| 498 | break; |
| 499 | case CMD_WIN: |
| 500 | element->which_element.command.line = (char *) NULL; |
| 501 | break; |
| 502 | case DATA_ITEM_WIN: |
| 503 | element->which_element.data.name = (char *) NULL; |
| 504 | element->which_element.data.type = TUI_REGISTER; |
| 505 | element->which_element.data.item_no = UNDEFINED_ITEM; |
| 506 | element->which_element.data.value = NULL; |
| 507 | element->which_element.data.highlight = FALSE; |
| 508 | element->which_element.data.content = (char*) NULL; |
| 509 | break; |
| 510 | case LOCATOR_WIN: |
| 511 | element->which_element.locator.full_name[0] = |
| 512 | element->which_element.locator.proc_name[0] = (char) 0; |
| 513 | element->which_element.locator.line_no = 0; |
| 514 | element->which_element.locator.addr = 0; |
| 515 | break; |
| 516 | case EXEC_INFO_WIN: |
| 517 | memset(element->which_element.simple_string, ' ', |
| 518 | sizeof(element->which_element.simple_string)); |
| 519 | break; |
| 520 | default: |
| 521 | break; |
| 522 | } |
| 523 | } |
| 524 | |
| 525 | static void |
| 526 | init_win_info (struct tui_win_info *win_info) |
| 527 | { |
| 528 | tui_init_generic_part (&win_info->generic); |
| 529 | win_info->can_highlight = |
| 530 | win_info->is_highlighted = FALSE; |
| 531 | switch (win_info->generic.type) |
| 532 | { |
| 533 | case SRC_WIN: |
| 534 | case DISASSEM_WIN: |
| 535 | win_info->detail.source_info.execution_info |
| 536 | = (struct tui_gen_win_info *) NULL; |
| 537 | win_info->detail.source_info.has_locator = FALSE; |
| 538 | win_info->detail.source_info.horizontal_offset = 0; |
| 539 | win_info->detail.source_info.gdbarch = NULL; |
| 540 | win_info->detail.source_info.start_line_or_addr.loa = LOA_ADDRESS; |
| 541 | win_info->detail.source_info.start_line_or_addr.u.addr = 0; |
| 542 | win_info->detail.source_info.fullname = NULL; |
| 543 | break; |
| 544 | case DATA_WIN: |
| 545 | win_info->detail.data_display_info.data_content = (tui_win_content) NULL; |
| 546 | win_info->detail.data_display_info.data_content_count = 0; |
| 547 | win_info->detail.data_display_info.regs_content = (tui_win_content) NULL; |
| 548 | win_info->detail.data_display_info.regs_content_count = 0; |
| 549 | win_info->detail.data_display_info.regs_display_type = |
| 550 | TUI_UNDEFINED_REGS; |
| 551 | win_info->detail.data_display_info.regs_column_count = 1; |
| 552 | win_info->detail.data_display_info.display_regs = FALSE; |
| 553 | win_info->detail.data_display_info.current_group = 0; |
| 554 | break; |
| 555 | case CMD_WIN: |
| 556 | win_info->detail.command_info.cur_line = 0; |
| 557 | win_info->detail.command_info.curch = 0; |
| 558 | break; |
| 559 | default: |
| 560 | win_info->detail.opaque = NULL; |
| 561 | break; |
| 562 | } |
| 563 | } |
| 564 | |
| 565 | |
| 566 | struct tui_win_info * |
| 567 | tui_alloc_win_info (enum tui_win_type type) |
| 568 | { |
| 569 | struct tui_win_info *win_info; |
| 570 | |
| 571 | win_info = XNEW (struct tui_win_info); |
| 572 | if (win_info != NULL) |
| 573 | { |
| 574 | win_info->generic.type = type; |
| 575 | init_win_info (win_info); |
| 576 | } |
| 577 | |
| 578 | return win_info; |
| 579 | } |
| 580 | |
| 581 | |
| 582 | /* Allocates the content and elements in a block. */ |
| 583 | tui_win_content |
| 584 | tui_alloc_content (int num_elements, enum tui_win_type type) |
| 585 | { |
| 586 | tui_win_content content; |
| 587 | char *element_block_ptr; |
| 588 | int i; |
| 589 | |
| 590 | content = xmalloc (sizeof (struct tui_win_element *) *num_elements); |
| 591 | if (content != NULL) |
| 592 | { |
| 593 | /* |
| 594 | * All windows, except the data window, can allocate the |
| 595 | * elements in a chunk. The data window cannot because items |
| 596 | * can be added/removed from the data display by the user at any |
| 597 | * time. |
| 598 | */ |
| 599 | if (type != DATA_WIN) |
| 600 | { |
| 601 | element_block_ptr = |
| 602 | xmalloc (sizeof (struct tui_win_element) * num_elements); |
| 603 | if (element_block_ptr != NULL) |
| 604 | { |
| 605 | for (i = 0; i < num_elements; i++) |
| 606 | { |
| 607 | content[i] = (struct tui_win_element *) element_block_ptr; |
| 608 | init_content_element (content[i], type); |
| 609 | element_block_ptr += sizeof (struct tui_win_element); |
| 610 | } |
| 611 | } |
| 612 | else |
| 613 | { |
| 614 | xfree (content); |
| 615 | content = (tui_win_content) NULL; |
| 616 | } |
| 617 | } |
| 618 | } |
| 619 | |
| 620 | return content; |
| 621 | } |
| 622 | |
| 623 | |
| 624 | /* Adds the input number of elements to the windows's content. If no |
| 625 | content has been allocated yet, alloc_content() is called to do |
| 626 | this. The index of the first element added is returned, unless |
| 627 | there is a memory allocation error, in which case, (-1) is |
| 628 | returned. */ |
| 629 | int |
| 630 | tui_add_content_elements (struct tui_gen_win_info *win_info, |
| 631 | int num_elements) |
| 632 | { |
| 633 | struct tui_win_element *element_ptr; |
| 634 | int i, index_start; |
| 635 | |
| 636 | if (win_info->content == NULL) |
| 637 | { |
| 638 | win_info->content = (void **) tui_alloc_content (num_elements, |
| 639 | win_info->type); |
| 640 | index_start = 0; |
| 641 | } |
| 642 | else |
| 643 | index_start = win_info->content_size; |
| 644 | if (win_info->content != NULL) |
| 645 | { |
| 646 | for (i = index_start; (i < num_elements + index_start); i++) |
| 647 | { |
| 648 | if ((element_ptr = XNEW (struct tui_win_element)) != NULL) |
| 649 | { |
| 650 | win_info->content[i] = (void *) element_ptr; |
| 651 | init_content_element (element_ptr, win_info->type); |
| 652 | win_info->content_size++; |
| 653 | } |
| 654 | else /* Things must be really hosed now! We ran out of |
| 655 | memory!? */ |
| 656 | return (-1); |
| 657 | } |
| 658 | } |
| 659 | |
| 660 | return index_start; |
| 661 | } |
| 662 | |
| 663 | |
| 664 | /* Delete all curses windows associated with win_info, leaving |
| 665 | everything else intact. */ |
| 666 | void |
| 667 | tui_del_window (struct tui_win_info *win_info) |
| 668 | { |
| 669 | struct tui_gen_win_info *generic_win; |
| 670 | |
| 671 | switch (win_info->generic.type) |
| 672 | { |
| 673 | case SRC_WIN: |
| 674 | case DISASSEM_WIN: |
| 675 | generic_win = tui_locator_win_info_ptr (); |
| 676 | if (generic_win != (struct tui_gen_win_info *) NULL) |
| 677 | { |
| 678 | tui_delete_win (generic_win->handle); |
| 679 | generic_win->handle = (WINDOW *) NULL; |
| 680 | generic_win->is_visible = FALSE; |
| 681 | } |
| 682 | if (win_info->detail.source_info.fullname) |
| 683 | { |
| 684 | xfree (win_info->detail.source_info.fullname); |
| 685 | win_info->detail.source_info.fullname = NULL; |
| 686 | } |
| 687 | generic_win = win_info->detail.source_info.execution_info; |
| 688 | if (generic_win != (struct tui_gen_win_info *) NULL) |
| 689 | { |
| 690 | tui_delete_win (generic_win->handle); |
| 691 | generic_win->handle = (WINDOW *) NULL; |
| 692 | generic_win->is_visible = FALSE; |
| 693 | } |
| 694 | break; |
| 695 | case DATA_WIN: |
| 696 | if (win_info->generic.content != NULL) |
| 697 | { |
| 698 | tui_del_data_windows (win_info->detail.data_display_info.regs_content, |
| 699 | win_info->detail.data_display_info.regs_content_count); |
| 700 | tui_del_data_windows (win_info->detail.data_display_info.data_content, |
| 701 | win_info->detail.data_display_info.data_content_count); |
| 702 | } |
| 703 | break; |
| 704 | default: |
| 705 | break; |
| 706 | } |
| 707 | if (win_info->generic.handle != (WINDOW *) NULL) |
| 708 | { |
| 709 | tui_delete_win (win_info->generic.handle); |
| 710 | win_info->generic.handle = (WINDOW *) NULL; |
| 711 | win_info->generic.is_visible = FALSE; |
| 712 | } |
| 713 | } |
| 714 | |
| 715 | |
| 716 | void |
| 717 | tui_free_window (struct tui_win_info *win_info) |
| 718 | { |
| 719 | struct tui_gen_win_info *generic_win; |
| 720 | |
| 721 | switch (win_info->generic.type) |
| 722 | { |
| 723 | case SRC_WIN: |
| 724 | case DISASSEM_WIN: |
| 725 | generic_win = tui_locator_win_info_ptr (); |
| 726 | if (generic_win != (struct tui_gen_win_info *) NULL) |
| 727 | { |
| 728 | tui_delete_win (generic_win->handle); |
| 729 | generic_win->handle = (WINDOW *) NULL; |
| 730 | } |
| 731 | tui_free_win_content (generic_win); |
| 732 | if (win_info->detail.source_info.fullname) |
| 733 | { |
| 734 | xfree (win_info->detail.source_info.fullname); |
| 735 | win_info->detail.source_info.fullname = NULL; |
| 736 | } |
| 737 | generic_win = win_info->detail.source_info.execution_info; |
| 738 | if (generic_win != (struct tui_gen_win_info *) NULL) |
| 739 | { |
| 740 | tui_delete_win (generic_win->handle); |
| 741 | generic_win->handle = (WINDOW *) NULL; |
| 742 | tui_free_win_content (generic_win); |
| 743 | } |
| 744 | break; |
| 745 | case DATA_WIN: |
| 746 | if (win_info->generic.content != NULL) |
| 747 | { |
| 748 | tui_free_data_content (win_info->detail.data_display_info.regs_content, |
| 749 | win_info->detail.data_display_info.regs_content_count); |
| 750 | win_info->detail.data_display_info.regs_content = |
| 751 | (tui_win_content) NULL; |
| 752 | win_info->detail.data_display_info.regs_content_count = 0; |
| 753 | tui_free_data_content (win_info->detail.data_display_info.data_content, |
| 754 | win_info->detail.data_display_info.data_content_count); |
| 755 | win_info->detail.data_display_info.data_content = |
| 756 | (tui_win_content) NULL; |
| 757 | win_info->detail.data_display_info.data_content_count = 0; |
| 758 | win_info->detail.data_display_info.regs_display_type = |
| 759 | TUI_UNDEFINED_REGS; |
| 760 | win_info->detail.data_display_info.regs_column_count = 1; |
| 761 | win_info->detail.data_display_info.display_regs = FALSE; |
| 762 | win_info->generic.content = NULL; |
| 763 | win_info->generic.content_size = 0; |
| 764 | } |
| 765 | break; |
| 766 | default: |
| 767 | break; |
| 768 | } |
| 769 | if (win_info->generic.handle != (WINDOW *) NULL) |
| 770 | { |
| 771 | tui_delete_win (win_info->generic.handle); |
| 772 | win_info->generic.handle = (WINDOW *) NULL; |
| 773 | tui_free_win_content (&win_info->generic); |
| 774 | } |
| 775 | if (win_info->generic.title) |
| 776 | xfree (win_info->generic.title); |
| 777 | xfree (win_info); |
| 778 | } |
| 779 | |
| 780 | |
| 781 | void |
| 782 | tui_free_all_source_wins_content (void) |
| 783 | { |
| 784 | int i; |
| 785 | |
| 786 | for (i = 0; i < (tui_source_windows ())->count; i++) |
| 787 | { |
| 788 | struct tui_win_info *win_info = (tui_source_windows ())->list[i]; |
| 789 | |
| 790 | if (win_info != NULL) |
| 791 | { |
| 792 | tui_free_win_content (&(win_info->generic)); |
| 793 | tui_free_win_content (win_info->detail.source_info.execution_info); |
| 794 | } |
| 795 | } |
| 796 | } |
| 797 | |
| 798 | |
| 799 | void |
| 800 | tui_free_win_content (struct tui_gen_win_info *win_info) |
| 801 | { |
| 802 | if (win_info->content != NULL) |
| 803 | { |
| 804 | free_content ((tui_win_content) win_info->content, |
| 805 | win_info->content_size, |
| 806 | win_info->type); |
| 807 | win_info->content = NULL; |
| 808 | } |
| 809 | win_info->content_size = 0; |
| 810 | } |
| 811 | |
| 812 | |
| 813 | void |
| 814 | tui_del_data_windows (tui_win_content content, |
| 815 | int content_size) |
| 816 | { |
| 817 | int i; |
| 818 | |
| 819 | /* Remember that data window content elements are of type struct |
| 820 | tui_gen_win_info *, each of which whose single element is a data |
| 821 | element. */ |
| 822 | for (i = 0; i < content_size; i++) |
| 823 | { |
| 824 | struct tui_gen_win_info *generic_win |
| 825 | = &content[i]->which_element.data_window; |
| 826 | |
| 827 | if (generic_win != (struct tui_gen_win_info *) NULL) |
| 828 | { |
| 829 | tui_delete_win (generic_win->handle); |
| 830 | generic_win->handle = (WINDOW *) NULL; |
| 831 | generic_win->is_visible = FALSE; |
| 832 | } |
| 833 | } |
| 834 | } |
| 835 | |
| 836 | |
| 837 | void |
| 838 | tui_free_data_content (tui_win_content content, |
| 839 | int content_size) |
| 840 | { |
| 841 | int i; |
| 842 | |
| 843 | /* Remember that data window content elements are of type struct |
| 844 | tui_gen_win_info *, each of which whose single element is a data |
| 845 | element. */ |
| 846 | for (i = 0; i < content_size; i++) |
| 847 | { |
| 848 | struct tui_gen_win_info *generic_win |
| 849 | = &content[i]->which_element.data_window; |
| 850 | |
| 851 | if (generic_win != (struct tui_gen_win_info *) NULL) |
| 852 | { |
| 853 | tui_delete_win (generic_win->handle); |
| 854 | generic_win->handle = (WINDOW *) NULL; |
| 855 | tui_free_win_content (generic_win); |
| 856 | } |
| 857 | } |
| 858 | free_content (content, |
| 859 | content_size, |
| 860 | DATA_WIN); |
| 861 | } |
| 862 | |
| 863 | |
| 864 | /********************************** |
| 865 | ** LOCAL STATIC FUNCTIONS ** |
| 866 | **********************************/ |
| 867 | |
| 868 | |
| 869 | static void |
| 870 | free_content (tui_win_content content, |
| 871 | int content_size, |
| 872 | enum tui_win_type win_type) |
| 873 | { |
| 874 | if (content != (tui_win_content) NULL) |
| 875 | { |
| 876 | free_content_elements (content, content_size, win_type); |
| 877 | xfree (content); |
| 878 | } |
| 879 | } |
| 880 | |
| 881 | |
| 882 | /* free_content_elements(). |
| 883 | */ |
| 884 | static void |
| 885 | free_content_elements (tui_win_content content, |
| 886 | int content_size, |
| 887 | enum tui_win_type type) |
| 888 | { |
| 889 | if (content != (tui_win_content) NULL) |
| 890 | { |
| 891 | int i; |
| 892 | |
| 893 | if (type == SRC_WIN || type == DISASSEM_WIN) |
| 894 | { |
| 895 | /* Free whole source block. */ |
| 896 | xfree (content[0]->which_element.source.line); |
| 897 | } |
| 898 | else |
| 899 | { |
| 900 | for (i = 0; i < content_size; i++) |
| 901 | { |
| 902 | struct tui_win_element *element; |
| 903 | |
| 904 | element = content[i]; |
| 905 | if (element != (struct tui_win_element *) NULL) |
| 906 | { |
| 907 | switch (type) |
| 908 | { |
| 909 | case DATA_WIN: |
| 910 | xfree (element); |
| 911 | break; |
| 912 | case DATA_ITEM_WIN: |
| 913 | /* Note that data elements are not allocated in |
| 914 | a single block, but individually, as |
| 915 | needed. */ |
| 916 | if (element->which_element.data.type != TUI_REGISTER) |
| 917 | xfree ((void *)element->which_element.data.name); |
| 918 | xfree (element->which_element.data.value); |
| 919 | xfree (element->which_element.data.content); |
| 920 | xfree (element); |
| 921 | break; |
| 922 | case CMD_WIN: |
| 923 | xfree (element->which_element.command.line); |
| 924 | break; |
| 925 | default: |
| 926 | break; |
| 927 | } |
| 928 | } |
| 929 | } |
| 930 | } |
| 931 | if (type != DATA_WIN && type != DATA_ITEM_WIN) |
| 932 | xfree (content[0]); /* Free the element block. */ |
| 933 | } |
| 934 | } |