| 1 | /* Copyright (c) 2006 by Arkkra Enterprises */ |
| 2 | /* All rights reserved */ |
| 3 | |
| 4 | // Code for Edit menu on main toolbar |
| 5 | |
| 6 | |
| 7 | #include "globals.H" |
| 8 | #include "Edit.H" |
| 9 | #include "utils.H" |
| 10 | #include <FL/Enumerations.H> |
| 11 | #include <FL/fl_ask.H> |
| 12 | #include <stdlib.h> |
| 13 | #include <string.h> |
| 14 | #include <stdio.h> |
| 15 | |
| 16 | |
| 17 | //-------------------Find_dialog class-------------------------------- |
| 18 | // This class is for the window that pops up when user does a "Find" |
| 19 | |
| 20 | // Constructor creates the window and all the widgets inside it |
| 21 | |
| 22 | Find_dialog::Find_dialog(void) |
| 23 | : Fl_Double_Window(430, 170, "Find") |
| 24 | { |
| 25 | pattern_p = new Fl_Input(90, 20, 175, 20, "Find what:"); |
| 26 | // We have ungray the "Find Next" when user enters a pattern, |
| 27 | // so set up callback for that |
| 28 | pattern_p->callback(Pattern_cb, this); |
| 29 | pattern_p->when(FL_WHEN_CHANGED); |
| 30 | pattern_p->tooltip("Enter the pattern you want to\n" |
| 31 | "search for in your Mup input."); |
| 32 | |
| 33 | replace_with_p = new Fl_Input(90, 60, 175, 20, "Replace with"); |
| 34 | replace_with_p->tooltip("Enter the replacement text."); |
| 35 | replace_with_p->hide(); |
| 36 | |
| 37 | casematch_p = new Fl_Check_Button(10, 85, 100, 20, "Match case"); |
| 38 | casematch_p->tooltip("If checked, upper/lower case must match.\n" |
| 39 | "If not checked, case is ignored."); |
| 40 | |
| 41 | direction_p = new Fl_Box(FL_ENGRAVED_BOX, 120, 55, 125, 35, ""); |
| 42 | up_p = new Fl_Round_Button(130, 60, 40, 20, "Up"); |
| 43 | up_p->type(FL_RADIO_BUTTON); |
| 44 | up_p->value(0); |
| 45 | up_p->tooltip("Search upward from current place."); |
| 46 | up_p->callback(change_cb, this); |
| 47 | down_p = new Fl_Round_Button(175, 60, 60, 20, "Down"); |
| 48 | down_p->type(FL_RADIO_BUTTON); |
| 49 | down_p->value(1); |
| 50 | down_p->tooltip("Search downward from current place."); |
| 51 | down_p->callback(change_cb, this); |
| 52 | |
| 53 | next_p = new Fl_Return_Button(285, 10, 125, 30, "Find Next"); |
| 54 | next_p->when(FL_WHEN_RELEASE); |
| 55 | next_p->callback(FindNext_cb, this); |
| 56 | next_p->deactivate(); |
| 57 | |
| 58 | replace_p = new Fl_Button(285, 45, 125, 30, "Replace"); |
| 59 | replace_p->tooltip("Replace the current instance of the pattern\n" |
| 60 | "with the replacement text."); |
| 61 | replace_p->callback(Replace_cb, this); |
| 62 | replace_p->when(FL_WHEN_RELEASE); |
| 63 | replace_p->deactivate(); |
| 64 | replace_p->hide(); |
| 65 | |
| 66 | replace_all_p = new Fl_Button(285, 80, 125, 30, "Replace All"); |
| 67 | replace_all_p->tooltip("Replace all instances of the pattern\n" |
| 68 | "with the replacement text."); |
| 69 | replace_all_p->callback(ReplaceAll_cb, this); |
| 70 | replace_all_p->when(FL_WHEN_RELEASE); |
| 71 | replace_all_p->deactivate(); |
| 72 | replace_all_p->hide(); |
| 73 | |
| 74 | cancel_p = new Fl_Button(285, 115, 125, 30, "Cancel"); |
| 75 | cancel_p->shortcut(FL_Escape); |
| 76 | cancel_p->when(FL_WHEN_RELEASE); |
| 77 | cancel_p->callback(Cancel_cb, this); |
| 78 | |
| 79 | // Arrange for destructor to clean up new-ed widgets |
| 80 | end(); |
| 81 | |
| 82 | // Arrange for window manager closes to do Cancel. |
| 83 | callback(Cancel_cb, this); |
| 84 | when(FL_WHEN_NEVER); |
| 85 | } |
| 86 | |
| 87 | Find_dialog::~Find_dialog() |
| 88 | { |
| 89 | } |
| 90 | |
| 91 | |
| 92 | // The class can be used for either Find or Replace. |
| 93 | // These next two methods set which of those two personalities |
| 94 | // the window has. |
| 95 | |
| 96 | void |
| 97 | Find_dialog::as_Find() |
| 98 | { |
| 99 | label("Find"); |
| 100 | cancel_p->resize(cancel_p->x(), 55, cancel_p->w(), cancel_p->h()); |
| 101 | casematch_p->resize(casematch_p->x(), 65, casematch_p->w(), casematch_p->h()); |
| 102 | resize(x(), y(), w(), 120); |
| 103 | direction_p->show(); |
| 104 | up_p->show(); |
| 105 | down_p->show(); |
| 106 | replace_with_p->hide(); |
| 107 | replace_p->hide(); |
| 108 | replace_all_p->hide(); |
| 109 | is_replace = false; |
| 110 | } |
| 111 | |
| 112 | void |
| 113 | Find_dialog::as_Replace() |
| 114 | { |
| 115 | label("Replace"); |
| 116 | cancel_p->resize(cancel_p->x(), 115, cancel_p->w(), cancel_p->h()); |
| 117 | casematch_p->resize(casematch_p->x(), 115, casematch_p->w(), casematch_p->h()); |
| 118 | resize(x(), y(), w(), 155); |
| 119 | direction_p->hide(); |
| 120 | up_p->hide(); |
| 121 | down_p->hide(); |
| 122 | replace_with_p->show(); |
| 123 | replace_p->show(); |
| 124 | replace_all_p->show(); |
| 125 | is_replace = true; |
| 126 | } |
| 127 | |
| 128 | |
| 129 | // Callback for when user clicks "Find Next" button after filling in |
| 130 | // the dialog. |
| 131 | |
| 132 | CALL_BACK(Find_dialog, FindNext) |
| 133 | { |
| 134 | int start = editor_p->insert_position(); |
| 135 | bool found; |
| 136 | int where; |
| 137 | if (down_p->value() == 1 || is_replace) { |
| 138 | found = editor_p->buffer()->search_forward( |
| 139 | start + 1, pattern_p->value(), |
| 140 | &where, casematch_p->value()); |
| 141 | } |
| 142 | else { |
| 143 | found = editor_p->buffer()->search_backward( |
| 144 | start - 1, pattern_p->value(), |
| 145 | &where, casematch_p->value()); |
| 146 | } |
| 147 | |
| 148 | if ( ! found ) { |
| 149 | // It seems fltk does not find a pattern if it is exactly |
| 150 | // at the beginning for an upward search or exactly |
| 151 | // at the end for a downward search. That surely can't |
| 152 | // be right, so add special checks for that. If fltk |
| 153 | // fixes that some day, we'll never hit this case, |
| 154 | // so this should still be compatible. |
| 155 | int patlength = pattern_p->size(); |
| 156 | int bufflength = editor_p->buffer()->length(); |
| 157 | where = (down_p->value() ? bufflength - patlength : 0); |
| 158 | // If pattern is longer than buffer, then no match possible. |
| 159 | // If already at pattern, |
| 160 | // we already found the end one last time. |
| 161 | if (patlength <= bufflength && |
| 162 | where != editor_p->insert_position() - patlength) { |
| 163 | if (casematch_p->value()) { |
| 164 | if (strncmp(pattern_p->value(), |
| 165 | editor_p->buffer()->text() |
| 166 | + where, patlength) == 0) { |
| 167 | found = 1; |
| 168 | } |
| 169 | } |
| 170 | else { |
| 171 | if (strncasecmp(pattern_p->value(), |
| 172 | editor_p->buffer()->text() |
| 173 | + where, patlength) == 0) { |
| 174 | found = 1; |
| 175 | } |
| 176 | } |
| 177 | } |
| 178 | |
| 179 | if ( ! found ) { |
| 180 | fl_alert("Cannot find \"%s\"", pattern_p->value()); |
| 181 | gray_out(); |
| 182 | |
| 183 | // The main editor window should now |
| 184 | // be made active, rather than the Find window. |
| 185 | editor_p->take_focus(); |
| 186 | } |
| 187 | } |
| 188 | if (found) { |
| 189 | editor_p->buffer()->highlight(where, where + pattern_p->size()); |
| 190 | editor_p->insert_position(where + pattern_p->size()); |
| 191 | editor_p->show_insert_position(); |
| 192 | } |
| 193 | } |
| 194 | |
| 195 | |
| 196 | // Callback for when user clicks "Replace" |
| 197 | |
| 198 | CALL_BACK(Find_dialog, Replace) |
| 199 | { |
| 200 | // See if we are already at the pattern to replace due to |
| 201 | // a previous Replace/Find Next |
| 202 | int start, end, isRect, rectStart, rectEnd; |
| 203 | bool at_pattern = false; |
| 204 | if (editor_p->buffer()->highlight_position(&start, &end, &isRect, |
| 205 | &rectStart, &rectEnd)) { |
| 206 | int place = editor_p->insert_position(); |
| 207 | if (place == end && (end - start == pattern_p->size())) { |
| 208 | if (casematch_p->value()) { |
| 209 | |
| 210 | at_pattern = (strncmp(pattern_p->value(), |
| 211 | editor_p->buffer()->text() + start, |
| 212 | pattern_p->size()) == 0); |
| 213 | } |
| 214 | else { |
| 215 | at_pattern = (strncasecmp(pattern_p->value(), |
| 216 | editor_p->buffer()->text() + start, |
| 217 | pattern_p->size()) == 0); |
| 218 | } |
| 219 | } |
| 220 | } |
| 221 | |
| 222 | if (at_pattern) { |
| 223 | editor_p->buffer()->unhighlight(); |
| 224 | editor_p->buffer()->replace(start, end, replace_with_p->value()); |
| 225 | } |
| 226 | |
| 227 | FindNext(); |
| 228 | } |
| 229 | |
| 230 | |
| 231 | // Callback for when use clicks "Replace All" |
| 232 | |
| 233 | CALL_BACK(Find_dialog, ReplaceAll) |
| 234 | { |
| 235 | // We want to be able to "undo" the entire "Replace All" |
| 236 | // so we make a copy of the buffer, make all the changes in the |
| 237 | // copy and then replace the original with the altered copy. |
| 238 | Fl_Text_Buffer altered_buff; |
| 239 | altered_buff.copy(editor_p->buffer(), 0, editor_p->buffer()->length(), 0); |
| 240 | int start; // where to begin each search |
| 241 | bool found = true; // if matching pattern found on current search |
| 242 | int where; // offset into buffer where match occurred |
| 243 | int new_cursor_pos; |
| 244 | bool replaced_something = false; // if any matches found at all |
| 245 | |
| 246 | new_cursor_pos = editor_p->insert_position(); |
| 247 | for (start = 0; found; start = where + replace_with_p->size()) { |
| 248 | if ((found = altered_buff.search_forward( |
| 249 | start, pattern_p->value(), |
| 250 | &where, casematch_p->value())) |
| 251 | != 0) { |
| 252 | altered_buff.replace(where, where + pattern_p->size(), |
| 253 | replace_with_p->value()); |
| 254 | new_cursor_pos = where + replace_with_p->size(); |
| 255 | replaced_something = true; |
| 256 | } |
| 257 | } |
| 258 | // Kludge because pattern at very end is not found. |
| 259 | // See more complete explanation in FindNext(). |
| 260 | where = altered_buff.length() - pattern_p->size(); |
| 261 | if (where >= 0) { |
| 262 | found = false; |
| 263 | if (casematch_p->value()) { |
| 264 | if (strcmp(pattern_p->value(), |
| 265 | altered_buff.text() + where) == 0) { |
| 266 | found = true; |
| 267 | } |
| 268 | } |
| 269 | else { |
| 270 | if (strcasecmp(pattern_p->value(), |
| 271 | altered_buff.text() + where) == 0) { |
| 272 | found = true; |
| 273 | } |
| 274 | } |
| 275 | if (found) { |
| 276 | altered_buff.replace(where, where + pattern_p->size(), |
| 277 | replace_with_p->value()); |
| 278 | new_cursor_pos = where + replace_with_p->size(); |
| 279 | replaced_something = true; |
| 280 | } |
| 281 | } |
| 282 | |
| 283 | if (replaced_something) { |
| 284 | editor_p->buffer()->replace(0, editor_p->buffer()->length(), |
| 285 | altered_buff.text()); |
| 286 | editor_p->insert_position(new_cursor_pos); |
| 287 | } |
| 288 | else { |
| 289 | fl_alert("No instances of pattern to replace."); |
| 290 | } |
| 291 | replace_all_p->deactivate(); |
| 292 | } |
| 293 | |
| 294 | |
| 295 | // Callback for when user clicks "Cancel" in the "Find" window. |
| 296 | // Hides the window. |
| 297 | |
| 298 | CALL_BACK(Find_dialog, Cancel) |
| 299 | { |
| 300 | editor_p->buffer()->unhighlight(); |
| 301 | hide(); |
| 302 | } |
| 303 | |
| 304 | |
| 305 | // If user did Find Next until no more instances found, |
| 306 | // the Find Next and Replace buttons will get grayed out, |
| 307 | // But if they then change search direction, we need to reactivate them |
| 308 | // since the pattern might be found in that direction. |
| 309 | // They must also be ungrayed if the contents of the editor buffer change, |
| 310 | // since the new text might contain the pattern. |
| 311 | |
| 312 | CALL_BACK(Find_dialog, change) |
| 313 | { |
| 314 | next_p->activate(); |
| 315 | replace_p->activate(); |
| 316 | replace_all_p->activate(); |
| 317 | } |
| 318 | |
| 319 | |
| 320 | // Callback for when user changes pattern, to know whether to gray or ungray |
| 321 | // Find Next button or not. |
| 322 | |
| 323 | CALL_BACK(Find_dialog, Pattern) |
| 324 | { |
| 325 | if (pattern_p->size() > 0) { |
| 326 | next_p->activate(); |
| 327 | replace_p->activate(); |
| 328 | replace_all_p->activate(); |
| 329 | } |
| 330 | else { |
| 331 | gray_out(); |
| 332 | } |
| 333 | } |
| 334 | |
| 335 | // Horrible kludge. If the "Find" or "Replace" is grayed out because there |
| 336 | // are no more instances of the pattern in the current direction, |
| 337 | // and then user moves the cursor somewhere else, it's possible the pattern |
| 338 | // may then be findable. But modify_callback does not get called for |
| 339 | // a change in cursor position. So we poll to see if the cursor position |
| 340 | // changed since the last check, and if so, ungray. |
| 341 | // Fortunately, we can limit this to only when the button are grayed, |
| 342 | // which shouldn't be too often. |
| 343 | |
| 344 | void |
| 345 | Find_dialog::gray_out(void) |
| 346 | { |
| 347 | next_p->deactivate(); |
| 348 | replace_p->deactivate(); |
| 349 | replace_all_p->deactivate(); |
| 350 | // Remember where we are and set up to poll for changes |
| 351 | last_cursor_position = editor_p->insert_position(); |
| 352 | Fl::add_timeout(0.5, cursor_change_check, this); |
| 353 | } |
| 354 | |
| 355 | void |
| 356 | Find_dialog::cursor_change_check(void * data) |
| 357 | { |
| 358 | Find_dialog * obj_p = (Find_dialog *) data; |
| 359 | if (obj_p->editor_p->insert_position() != obj_p->last_cursor_position |
| 360 | && obj_p->pattern_p->size() > 0) { |
| 361 | obj_p->change(); |
| 362 | } |
| 363 | else { |
| 364 | Fl::repeat_timeout(0.5, cursor_change_check, data); |
| 365 | } |
| 366 | } |
| 367 | |
| 368 | |
| 369 | // Class needs access to the editor; this lets it know which editor |
| 370 | // instance to use, and which main window it is associated with. |
| 371 | |
| 372 | void |
| 373 | Find_dialog::set_editor(Fl_Text_Editor * ed) |
| 374 | { |
| 375 | editor_p = ed; |
| 376 | } |
| 377 | |
| 378 | |
| 379 | // Returns the current "Find" pattern entered by user, |
| 380 | // or "" if they have not yet entered any such pattern |
| 381 | |
| 382 | const char * |
| 383 | Find_dialog::get_pattern() |
| 384 | { |
| 385 | if (pattern_p->value() == 0) { |
| 386 | return(""); |
| 387 | } |
| 388 | else { |
| 389 | return(pattern_p->value()); |
| 390 | } |
| 391 | } |
| 392 | |
| 393 | |
| 394 | //---------------- GoTo class--------------------------------------------- |
| 395 | |
| 396 | GoTo_dialog::GoTo_dialog(void) |
| 397 | : Fl_Double_Window(225, 95, "Goto line") |
| 398 | { |
| 399 | linenum_p = new Positive_Int_Input(115, 10, 60, 30, "Line Number:"); |
| 400 | linenum_p->tooltip("Enter the line number of the line\n" |
| 401 | "you want to make the current line."); |
| 402 | |
| 403 | ok_p = new Fl_Return_Button(25, 50, 75, 30, "OK"); |
| 404 | ok_p->when(FL_WHEN_RELEASE); |
| 405 | ok_p->callback(OK_cb, this); |
| 406 | |
| 407 | cancel_p = new Fl_Button(125, 50, 75, 30, "Cancel"); |
| 408 | cancel_p->shortcut(FL_Escape); |
| 409 | cancel_p->when(FL_WHEN_RELEASE); |
| 410 | cancel_p->callback(Cancel_cb, this); |
| 411 | |
| 412 | // Arrange for destructor to clean up new-ed widgets |
| 413 | end(); |
| 414 | |
| 415 | // Arrange for window manager closes to do Cancel. |
| 416 | callback(Cancel_cb, this); |
| 417 | when(FL_WHEN_NEVER); |
| 418 | } |
| 419 | |
| 420 | GoTo_dialog::~GoTo_dialog() |
| 421 | { |
| 422 | } |
| 423 | |
| 424 | |
| 425 | // Callback for when user clicks "OK" in GoTo dialog |
| 426 | |
| 427 | CALL_BACK(GoTo_dialog, OK) |
| 428 | { |
| 429 | // Find end of valid range |
| 430 | int last_line = editor_p->buffer()->count_lines(0, |
| 431 | editor_p->buffer()->length()); |
| 432 | // FLTK line numbers start at 0, so we have to subtract 1 from |
| 433 | // number supplied by user. |
| 434 | int desired_line = (int) strtol(linenum_p->value(), 0, 0) - 1; |
| 435 | if (desired_line < 0 || desired_line > last_line) { |
| 436 | fl_alert("Line number out of range"); |
| 437 | return; |
| 438 | } |
| 439 | |
| 440 | // Find appropriate new cursor position and move cursor there |
| 441 | int newposition = editor_p->buffer()->skip_lines(0, desired_line); |
| 442 | editor_p->insert_position(newposition); |
| 443 | editor_p->show_insert_position(); |
| 444 | hide(); |
| 445 | } |
| 446 | |
| 447 | |
| 448 | // Callback if user cancel Go To |
| 449 | |
| 450 | CALL_BACK(GoTo_dialog, Cancel) |
| 451 | { |
| 452 | hide(); |
| 453 | } |
| 454 | |
| 455 | |
| 456 | // Code that calls constructor should then call this to tell |
| 457 | // us which editor instance to act upon. |
| 458 | |
| 459 | void |
| 460 | GoTo_dialog::set_editor(Fl_Text_Editor * ed) |
| 461 | { |
| 462 | editor_p = ed; |
| 463 | } |
| 464 | |
| 465 | |
| 466 | // Initialize contents on GoTo field to the current line number |
| 467 | |
| 468 | void |
| 469 | GoTo_dialog::set_current_line() |
| 470 | { |
| 471 | char num_as_string[16]; |
| 472 | // fltk numbers lines from 0, so add 1 to get what user expects |
| 473 | (void) sprintf(num_as_string, "%d", |
| 474 | editor_p->buffer()->count_lines(0, editor_p->insert_position()) + 1); |
| 475 | linenum_p->value(num_as_string); |
| 476 | } |
| 477 | |
| 478 | |
| 479 | //------------------Edit class----------------------------------------------- |
| 480 | // Implements the items in the Edit menu on the main toolbar |
| 481 | |
| 482 | |
| 483 | Edit::Edit() |
| 484 | { |
| 485 | find_p = 0; |
| 486 | goto_p = 0; |
| 487 | wrote_to_clipboard = false; |
| 488 | } |
| 489 | |
| 490 | |
| 491 | Edit::~Edit() |
| 492 | { |
| 493 | if (find_p != 0) { |
| 494 | delete find_p; |
| 495 | find_p = 0; |
| 496 | } |
| 497 | if (goto_p != 0) { |
| 498 | delete goto_p; |
| 499 | goto_p = 0; |
| 500 | } |
| 501 | } |
| 502 | |
| 503 | |
| 504 | //---Undo menu item--------------- |
| 505 | |
| 506 | CALL_BACK(Edit, Undo) |
| 507 | { |
| 508 | buffer_p->undo(); |
| 509 | } |
| 510 | |
| 511 | |
| 512 | //---Cut menu item--------------- |
| 513 | |
| 514 | CALL_BACK(Edit, Cut) |
| 515 | { |
| 516 | Fl_Text_Editor::kf_cut('x', editor_p); |
| 517 | set_can_paste(); |
| 518 | } |
| 519 | |
| 520 | |
| 521 | //---Copy menu item--------------- |
| 522 | |
| 523 | CALL_BACK(Edit, Copy) |
| 524 | { |
| 525 | Fl_Text_Editor::kf_copy('c', editor_p); |
| 526 | set_can_paste(); |
| 527 | } |
| 528 | |
| 529 | |
| 530 | //---Paste menu item--------------- |
| 531 | |
| 532 | CALL_BACK(Edit, Paste) |
| 533 | { |
| 534 | Fl_Text_Editor::kf_paste('v', editor_p); |
| 535 | } |
| 536 | |
| 537 | |
| 538 | //---Delete menu item--------------- |
| 539 | |
| 540 | CALL_BACK(Edit, Delete) |
| 541 | { |
| 542 | buffer_p->remove_selection(); |
| 543 | buffer_p->unselect(); |
| 544 | } |
| 545 | |
| 546 | |
| 547 | //---Find menu item--------------- |
| 548 | |
| 549 | CALL_BACK(Edit, Find) |
| 550 | { |
| 551 | if (find_p == 0) { |
| 552 | // First time, create widget |
| 553 | find_p = new Find_dialog(); |
| 554 | find_p->set_editor(editor_p); |
| 555 | } |
| 556 | find_p->as_Find(); |
| 557 | find_p->show(); |
| 558 | } |
| 559 | |
| 560 | |
| 561 | //---Find Next menu item--------------- |
| 562 | |
| 563 | CALL_BACK(Edit, FindNext) |
| 564 | { |
| 565 | if (find_p == 0 || strlen(find_p->get_pattern()) == 0) { |
| 566 | // No pattern specified yet; turn into Find |
| 567 | Find(); |
| 568 | return; |
| 569 | } |
| 570 | find_p->FindNext(); |
| 571 | } |
| 572 | |
| 573 | |
| 574 | //---Replace menu item--------------- |
| 575 | |
| 576 | CALL_BACK(Edit, Replace) |
| 577 | { |
| 578 | if (find_p == 0) { |
| 579 | // First time, create widget |
| 580 | find_p = new Find_dialog(); |
| 581 | find_p->set_editor(editor_p); |
| 582 | } |
| 583 | find_p->as_Replace(); |
| 584 | find_p->show(); |
| 585 | } |
| 586 | |
| 587 | |
| 588 | //---Go To menu item--------------- |
| 589 | |
| 590 | CALL_BACK(Edit, GoTo) |
| 591 | { |
| 592 | if (goto_p == 0) { |
| 593 | // First time, create widget |
| 594 | goto_p = new GoTo_dialog(); |
| 595 | goto_p->set_editor(editor_p); |
| 596 | } |
| 597 | goto_p->set_current_line(); |
| 598 | goto_p->show(); |
| 599 | } |
| 600 | |
| 601 | |
| 602 | //---Select All menu item--------------- |
| 603 | |
| 604 | CALL_BACK(Edit, SelectAll) |
| 605 | { |
| 606 | buffer_p->select(0, buffer_p->length()); |
| 607 | } |
| 608 | |
| 609 | |
| 610 | //---- Callback for when editor window is modified. |
| 611 | // Grayed out find/replace should be ungrayed, because the modified |
| 612 | // text might now match. |
| 613 | |
| 614 | void |
| 615 | Edit::modify_cb(int, int, int, int, const char *, void * data) |
| 616 | { |
| 617 | if ( ((Edit *)data)->find_p != 0) { |
| 618 | ((Edit *)data)->find_p->change(); |
| 619 | } |
| 620 | } |
| 621 | |
| 622 | |
| 623 | // Class needs access to the editor; this lets it know which editor |
| 624 | // instance to use. |
| 625 | |
| 626 | void |
| 627 | Edit::set_editor(Fl_Text_Editor * ed) |
| 628 | { |
| 629 | editor_p = ed; |
| 630 | buffer_p = editor_p->buffer(); |
| 631 | } |
| 632 | |
| 633 | // Ungray Paste button |
| 634 | |
| 635 | void |
| 636 | Edit::set_can_paste(void) |
| 637 | { |
| 638 | wrote_to_clipboard = true; |
| 639 | editor_p->buffer()->call_modify_callbacks(); |
| 640 | } |