cinelerra-5.1/guicast/bctextbox.C

   1 /*
   2  * CINELERRA
   3  * Copyright (C) 1997-2014 Adam Williams <broadcast at earthling dot net>
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  18  *
  19  */
  20
  21 #include "bcclipboard.h"
  22 #include "bclistboxitem.h"
  23 #include "bcresources.h"
  24 #include "bcsignals.h"
  25 #include "bctextbox.h"
  26 #include "clip.h"
  27 #include "colors.h"
  28 #include <ctype.h>
  29 #include "cursors.h"
  30 #include "filesystem.h"
  31 #include "keys.h"
  32 #include <math.h>
  33 #include "bctimer.h"
  34 #include "vframe.h"
  35
  36 #include <string.h>
  37 #include <unistd.h>
  38 #include <wchar.h>
  39 #include <wctype.h>
  40
  41 #define VERTICAL_MARGIN 2
  42 #define VERTICAL_MARGIN_NOBORDER 0
  43 #define HORIZONTAL_MARGIN 4
  44 #define HORIZONTAL_MARGIN_NOBORDER 2
  45
  46 BC_TextBox::BC_TextBox(int x, int y, int w, int rows,
  47         int size, char *text, int has_border, int font)
  48  : BC_SubWindow(x, y, w, 0, -1)
  49 {
  50         is_utf8 = 1;
  51         skip_cursor = 0;
  52         reset_parameters(rows, has_border, font, size);
  53         if( size > 0 )
  54                 tstrcpy(text);
  55         else    // text referenced directly
  56                 this->text = text;
  57 }
  58
  59 BC_TextBox::BC_TextBox(int x, int y, int w, int rows,
  60         int size, wchar_t *wtext, int has_border, int font)
  61  : BC_SubWindow(x, y, w, 0, -1)
  62 {
  63         is_utf8 = 1;
  64         skip_cursor = 0;
  65         wsize = size > 0 ? size : wcslen(wtext);
  66         if( size <= 0 ) size = 2*wsize;
  67         reset_parameters(rows, has_border, font, size);
  68         this->wtext = new wchar_t[wsize+1];
  69         wcsncpy(this->wtext, wtext, wsize);
  70         this->wtext[wsize] = 0;
  71 }
  72
  73 BC_TextBox::BC_TextBox(int x, int y, int w, int rows,
  74         const char *text, int has_border, int font, int is_utf8)
  75  : BC_SubWindow(x, y, w, 0, -1)
  76 {
  77         this->is_utf8 = is_utf8;
  78         skip_cursor = 0;
  79         reset_parameters(rows, has_border, font, BCTEXTLEN);
  80         tstrcpy(text);
  81 }
  82
  83 BC_TextBox::BC_TextBox(int x, int y, int w, int rows,
  84         const wchar_t *wtext, int has_border, int font, int is_utf8)
  85  : BC_SubWindow(x, y, w, 0, -1)
  86 {
  87         this->is_utf8 = is_utf8;
  88         skip_cursor = 0;
  89         reset_parameters(rows, has_border, font, BCTEXTLEN);
  90         wsize = BCTEXTLEN;
  91         wtext = new wchar_t[wsize+1];
  92         wcsncpy(this->wtext, wtext, wsize);
  93         this->wtext[wsize] = 0;
  94 }
  95
  96 BC_TextBox::BC_TextBox(int x, int y, int w, int rows,
  97         int64_t text, int has_border, int font)
  98  : BC_SubWindow(x, y, w, 0, -1)
  99 {
 100         is_utf8 = 1;
 101         skip_cursor = 0;
 102         reset_parameters(rows, has_border, font, BCSTRLEN);
 103         snprintf(this->text, this->tsize, "%jd", text);
 104         dirty = 1;  wtext_update();
 105 }
 106
 107 BC_TextBox::BC_TextBox(int x, int y, int w, int rows,
 108         float text, int has_border, int font, int precision)
 109  : BC_SubWindow(x, y, w, 0, -1)
 110 {
 111         is_utf8 = 1;
 112         skip_cursor = 0;
 113         reset_parameters(rows, has_border, font, BCSTRLEN);
 114         this->precision = precision;
 115         snprintf(this->text, this->tsize, "%0.*f", precision, text);
 116         dirty = 1;  wtext_update();
 117 }
 118
 119 BC_TextBox::BC_TextBox(int x, int y, int w, int rows,
 120         int text, int has_border, int font)
 121  : BC_SubWindow(x, y, w, 0, -1)
 122 {
 123         is_utf8 = 1;
 124         skip_cursor = 0;
 125         reset_parameters(rows, has_border, font, BCSTRLEN);
 126         snprintf(this->text, this->tsize, "%d", text);
 127         dirty = 1;  wtext_update();
 128 }
 129
 130 BC_TextBox::~BC_TextBox()
 131 {
 132         if(skip_cursor) delete skip_cursor;
 133         delete suggestions_popup;
 134         suggestions->remove_all_objects();
 135         delete suggestions;
 136         delete [] positions;
 137         delete [] wtext;
 138         if( size > 0 )
 139                 delete [] text;
 140 }
 141
 142 int BC_TextBox::reset_parameters(int rows, int has_border, int font, int size)
 143 {
 144         suggestions = new ArrayList<BC_ListBoxItem*>;
 145         suggestions_popup = 0;
 146         suggestion_column = 0;
 147
 148         this->rows = rows;
 149         this->has_border = has_border;
 150         this->font = font;
 151         this->size = size;
 152         this->tsize = size >= 0 ? size : -size;
 153         this->text = size > 0 ? new char[size+1] : 0;
 154         if( this->text ) this->text[0] = 0;
 155         text_start = 0;
 156         text_end = 0;
 157         highlight_letter1 = highlight_letter2 = 0;
 158         highlight_letter3 = highlight_letter4 = 0;
 159         ibeam_letter = 0;
 160         active = 0;
 161         text_selected = 0;
 162         word_selected = 0;
 163         line_selected = 0;
 164         unicode_active = -1;
 165         text_x = 0;
 166         enabled = 1;
 167         highlighted = 0;
 168         precision = 4;
 169         if (!skip_cursor)
 170                 skip_cursor = new Timer;
 171         wtext = 0;
 172         wsize = 0;
 173         wlen = 0;
 174         positions = 0;
 175         plen = 0;
 176         keypress_draw = 1;
 177         last_keypress = 0;
 178         separators = 0;
 179         yscroll = 0;
 180         dirty = 1;
 181         return 0;
 182 }
 183
 184 int BC_TextBox::tstrlen()
 185 {
 186         if( !tsize ) return strlen(text);
 187         return strnlen(text, tsize);
 188 }
 189
 190 int BC_TextBox::tstrcmp(const char *cp)
 191 {
 192         if( !tsize ) return strcmp(text, cp);
 193         return strncmp(text, cp, tsize);
 194 }
 195
 196 char *BC_TextBox::tstrcpy(const char *cp)
 197 {
 198         dirty = 1;
 199         if( cp ) {
 200                 if( !tsize )
 201                         return strcpy(text, cp);
 202                 strncpy(text, cp, tsize);
 203                 text[tsize-1] = 0;
 204         }
 205         else
 206                 text[0] = 0;
 207         return text;
 208 }
 209
 210 char *BC_TextBox::tstrcat(const char *cp)
 211 {
 212         dirty = 1;
 213         if( !tsize ) return strcat(text, cp);
 214         char *result = strncat(text, cp, tsize);
 215         text[tsize-1] = 0;
 216         return result;
 217 }
 218
 219 int BC_TextBox::wtext_update()
 220 {
 221         if( dirty ) {
 222                 const char *src_enc = is_utf8 ? "UTF8" : BC_Resources::encoding;
 223                 const char *dst_enc = BC_Resources::wide_encoding;
 224                 int nsize = tsize > 0 ? tsize : strlen(text) + BCTEXTLEN;
 225                 if( nsize > wsize || !wtext ) {
 226                         wchar_t *ntext = new wchar_t[nsize+1];
 227                         memcpy(ntext, wtext, wsize*sizeof(wtext[0]));
 228                         delete [] wtext;  wtext = ntext;  wsize = nsize;
 229                         int *npositions = new int[nsize+1];
 230                         if( plen > 0 )
 231                                 memcpy(npositions, positions, (plen+1)*sizeof(positions[0]));
 232                         else
 233                                 npositions[0] = 0;
 234                         delete [] positions;  positions = npositions;  plen = nsize;
 235                 }
 236                 wlen = BC_Resources::encode(src_enc, dst_enc, text, strlen(text),
 237                         (char*)wtext, wsize*sizeof(wchar_t)) / sizeof(wchar_t);
 238                 dirty = 0;
 239         }
 240         wtext[wlen] = 0;
 241         return wlen;
 242 }
 243
 244 int BC_TextBox::text_update(const wchar_t *wcp, int wsz, char *tcp, int tsz)
 245 {
 246         const char *src_enc = BC_Resources::wide_encoding;
 247         const char *dst_enc = BC_Resources::encoding;
 248         if( wsz < 0 ) wsz = wcslen(wcp);
 249         int len = BC_Resources::encode(src_enc, dst_enc,
 250                 (char*)wcp, wsz*sizeof(wchar_t), tcp, tsz);
 251         tcp[len] = 0;
 252         return len;
 253 }
 254
 255 int BC_TextBox::initialize()
 256 {
 257         if (!skip_cursor)
 258                 skip_cursor = new Timer;
 259         skip_cursor->update();
 260 // Get dimensions
 261         text_ascent = get_text_ascent(font) + 1;
 262         text_descent = get_text_descent(font) + 1;
 263         text_height = text_ascent + text_descent;
 264         ibeam_letter = wtext_update();
 265         if(has_border)
 266         {
 267                 left_margin = right_margin = HORIZONTAL_MARGIN;
 268                 top_margin = bottom_margin = VERTICAL_MARGIN;
 269         }
 270         else
 271         {
 272                 left_margin = right_margin = HORIZONTAL_MARGIN_NOBORDER;
 273                 top_margin = bottom_margin = VERTICAL_MARGIN_NOBORDER;
 274         }
 275         h = get_row_h(rows);
 276         text_x = left_margin;
 277         text_y = top_margin;
 278         find_ibeam(0);
 279
 280 // Create the subwindow
 281         BC_SubWindow::initialize();
 282
 283         BC_Resources *resources = get_resources();
 284         if(has_border)
 285         {
 286                 back_color = resources->text_background;
 287                 high_color = resources->text_background_hi;
 288         }
 289         else
 290         {
 291                 high_color = resources->text_background_noborder_hi;
 292                 back_color = bg_color;
 293         }
 294
 295         draw(0);
 296         set_cursor(IBEAM_CURSOR, 0, 0);
 297         show_window(0);
 298         return 0;
 299 }
 300
 301 int BC_TextBox::calculate_h(BC_WindowBase *gui,
 302         int font,
 303         int has_border,
 304         int rows)
 305 {
 306         return rows * (gui->get_text_ascent(font) + 1 +
 307                 gui->get_text_descent(font) + 1) +
 308                 2 * (has_border ? VERTICAL_MARGIN : VERTICAL_MARGIN_NOBORDER);
 309 }
 310
 311 void BC_TextBox::set_precision(int precision)
 312 {
 313         this->precision = precision;
 314 }
 315
 316 // Compute suggestions for a path
 317 int BC_TextBox::calculate_suggestions(ArrayList<BC_ListBoxItem*> *entries, const char *filter)
 318 {
 319 // Let user delete suggestion
 320         if(get_last_keypress() != BACKSPACE) {
 321 // Compute suggestions
 322                 FileSystem fs;
 323                 ArrayList<char*> suggestions;
 324                 const char *current_text = get_text();
 325                 int suggestion_column = 0;
 326                 char dirname[BCTEXTLEN];  dirname[0] = 0;
 327                 if( current_text[0] == '/' || current_text[0] == '~' )
 328                         strncpy(dirname, current_text, sizeof(dirname));
 329                 else if( !entries )
 330                         getcwd(dirname, sizeof(dirname));
 331 // If directory, tabulate it
 332                 if( dirname[0] ) {
 333                         if( filter ) fs.set_filter(filter);
 334                         char *prefix, *cp;
 335                         strncpy(dirname, current_text, sizeof(dirname));
 336                         if( (cp=strrchr(dirname, '/')) ||
 337                             (cp=strrchr(dirname, '~')) ) *++cp = 0;
 338                         fs.parse_tildas(dirname);
 339                         fs.update(dirname);
 340                         cp = (char *)current_text;
 341                         if( (prefix=strrchr(cp, '/')) ||
 342                             (prefix=strrchr(cp, '~')) ) ++prefix;
 343                         suggestion_column = !prefix ? 0 : prefix - cp;
 344                         int prefix_len = prefix ? strlen(prefix) : 0;
 345 // only include items where the filename matches the basename prefix
 346                         for(int i = 0; i < fs.total_files(); i++) {
 347                                 char *current_name = fs.get_entry(i)->name;
 348                                 if( prefix_len>0 && strncmp(prefix, current_name, prefix_len) ) continue;
 349                                 suggestions.append(current_name);
 350                         }
 351                 }
 352                 else if(entries) {
 353                         char *prefix = (char *)current_text;
 354                         int prefix_len = strlen(prefix);
 355                         for(int i = 0; i < entries->size(); i++) {
 356                                 char *current_name = entries->get(i)->get_text();
 357                                 if( prefix_len>0 && strncmp(prefix, current_name, prefix_len) ) continue;
 358                                 suggestions.append(current_name);
 359                         }
 360                 }
 361                 set_suggestions(&suggestions, suggestion_column);
 362         }
 363
 364         return 1;
 365 }
 366
 367 void BC_TextBox::no_suggestions()
 368 {
 369         if( suggestions_popup ) {
 370                 delete suggestions_popup;
 371                 suggestions_popup = 0;
 372                 activate();
 373         }
 374 }
 375
 376 void BC_TextBox::set_suggestions(ArrayList<char*> *suggestions, int column)
 377 {
 378 // Copy the array
 379         this->suggestions->remove_all_objects();
 380         this->suggestion_column = column;
 381
 382         if(suggestions) {
 383                 for(int i = 0; i < suggestions->size(); i++) {
 384                         this->suggestions->append(new BC_ListBoxItem(suggestions->get(i)));
 385                 }
 386
 387 // Show the popup without taking focus
 388                 if( suggestions->size() > 1 ) {
 389                         if( !suggestions_popup ) {
 390                                 suggestions_popup = new BC_TextBoxSuggestions(this, x, y);
 391                                 get_parent()->add_subwindow(suggestions_popup);
 392                                 suggestions_popup->set_is_suggestions(1);
 393                         }
 394                         else {
 395                                 suggestions_popup->update(this->suggestions, 0, 0, 1);
 396                         }
 397                         suggestions_popup->activate(0);
 398                 }
 399                 else
 400 // Show the highlighted text
 401                 if( suggestions->size() == 1 ) {
 402                         highlight_letter1 = wtext_update();
 403                         text_update(wtext,wlen, text,tsize);
 404                         char *current_suggestion = suggestions->get(0);
 405                         int col = highlight_letter1 - suggestion_column;
 406                         if( col < 0 ) col = 0;
 407                         char *cur = current_suggestion + col;
 408                         tstrcat(cur);
 409                         draw(0);  // update positions
 410                         highlight_letter2 = wtext_update();
 411 //printf("BC_TextBox::set_suggestions %d %d\n", __LINE__, suggestion_column);
 412
 413                         draw(1);
 414                         no_suggestions();
 415                 }
 416         }
 417
 418 // Clear the popup
 419         if( !suggestions || !this->suggestions->size() )
 420                 no_suggestions();
 421 }
 422
 423 void BC_TextBox::wset_selection(int char1, int char2, int ibeam)
 424 {
 425         highlight_letter1 = char1;
 426         highlight_letter2 = char2;
 427         ibeam_letter = ibeam;
 428         draw(1);
 429 }
 430
 431 // count utf8 chars in text which occur before cp
 432 int BC_TextBox::wcpos(const char *text, const char *cp)
 433 {
 434         int len = 0;
 435         const unsigned char *bp = (const unsigned char *)text;
 436         const unsigned char *ep = (const unsigned char *)cp;
 437         while( bp < ep && *bp != 0 ) {
 438                 ++len;
 439                 int ch = *bp++;
 440                 if( ch < 0x80 ) continue;
 441                 int i = ch - 0x0c0;
 442                 int n = i<0? 0 : i<32? 1 : i<48? 2 : i<56? 3 : i<60? 4 : 5;
 443                 for( i=n; bp < ep && --i>=0 && (*bp&0xc0) == 0x80; ++bp );
 444         }
 445         return len;
 446 }
 447
 448 void BC_TextBox::set_selection(int char1, int char2, int ibeam)
 449 {
 450         const char *cp = get_text();
 451         wset_selection(wcpos(cp, cp+char1), wcpos(cp, cp+char2), wcpos(cp, cp+ibeam));
 452 }
 453
 454 int BC_TextBox::update(const char *text)
 455 {
 456 //printf("BC_TextBox::update 1 %d %s %s\n", tstrcmp(text), text, this->text);
 457 // Don't update if contents are the same
 458         if(!tstrcmp(text)) return 0;
 459         tstrcpy(text);
 460         int wtext_len = wtext_update();
 461         if(highlight_letter1 > wtext_len) highlight_letter1 = wtext_len;
 462         if(highlight_letter2 > wtext_len) highlight_letter2 = wtext_len;
 463         if(ibeam_letter > wtext_len) ibeam_letter = wtext_len;
 464         draw(1);
 465         return 0;
 466 }
 467
 468 int BC_TextBox::update(const wchar_t *wtext)
 469 {
 470         int wtext_len = wcslen(wtext);
 471         if( wtext_len >= wsize ) wtext_len = wsize;
 472         wcsncpy(this->wtext, wtext, wtext_len);
 473         wlen = wtext_len;
 474         if(highlight_letter1 > wtext_len) highlight_letter1 = wtext_len;
 475         if(highlight_letter2 > wtext_len) highlight_letter2 = wtext_len;
 476         if(ibeam_letter > wtext_len) ibeam_letter = wtext_len;
 477         draw(1);
 478         return 0;
 479 }
 480
 481 int BC_TextBox::update(int64_t value)
 482 {
 483         char string[BCTEXTLEN];
 484         sprintf(string, "%jd", value);
 485         update(string);
 486         return 0;
 487 }
 488
 489 int BC_TextBox::update(float value)
 490 {
 491         char string[BCTEXTLEN];
 492         sprintf(string, "%0.*f", precision, value);
 493         update(string);
 494         return 0;
 495 }
 496
 497 void BC_TextBox::disable()
 498 {
 499         if(enabled) {
 500                 enabled = 0;
 501                 deactivate();
 502                 draw(1);
 503         }
 504 }
 505
 506 void BC_TextBox::enable()
 507 {
 508         if(!enabled) {
 509                 enabled = 1;
 510                 if(top_level) {
 511                         draw(1);
 512                 }
 513         }
 514 }
 515
 516 int BC_TextBox::get_enabled()
 517 {
 518         return enabled;
 519 }
 520
 521 int BC_TextBox::pixels_to_rows(BC_WindowBase *window, int font, int pixels)
 522 {
 523         return (pixels - 4) /
 524                 (window->get_text_ascent(font) + 1 +
 525                         window->get_text_descent(font) + 1);
 526 }
 527
 528 int BC_TextBox::calculate_row_h(int rows,
 529         BC_WindowBase *parent_window,
 530         int has_border,
 531         int font)
 532 {
 533         return rows *
 534                 (parent_window->get_text_ascent(font) + 1 +
 535                 parent_window->get_text_descent(font) + 1) +
 536                 (has_border ? 4 : 0);
 537 }
 538
 539 const char* BC_TextBox::get_text()
 540 {
 541         int wtext_len = wtext_update();
 542         text_update(wtext,wtext_len, text,tsize);
 543         return text;
 544 }
 545
 546 const wchar_t* BC_TextBox::get_wtext()
 547 {
 548         wtext_update();
 549         return wtext;
 550 }
 551
 552 void BC_TextBox::set_text(char *text, int isz)
 553 {
 554         if( size > 0 || isz < 0 ) return;
 555         this->text = text;
 556         tsize = isz;
 557         size = -isz;
 558         dirty = 1;
 559         wtext_update();
 560         draw(1);
 561 }
 562
 563 int BC_TextBox::get_text_rows()
 564 {
 565         int wtext_len = wtext_update();
 566         int result = 1;
 567         for(int i = 0; i < wtext_len; i++) {
 568                 if(wtext[i] == '\n') result++;
 569         }
 570         return result;
 571 }
 572
 573
 574 int BC_TextBox::get_row_h(int rows)
 575 {
 576         return rows * text_height + top_margin + bottom_margin;
 577 }
 578
 579 int BC_TextBox::reposition_window(int x, int y, int w, int rows)
 580 {
 581         int new_h = get_h();
 582         if(w < 0) w = get_w();
 583         if(rows != -1)
 584         {
 585                 new_h = get_row_h(rows);
 586                 this->rows = rows;
 587         }
 588
 589         if(x != get_x() ||
 590                 y != get_y() ||
 591                 w != get_w() ||
 592                 new_h != get_h())
 593         {
 594 // printf("BC_TextBox::reposition_window 1 %d %d %d %d %d %d %d %d\n",
 595 // x, get_x(), y, get_y(), w, get_w(), new_h, get_h());
 596                 BC_WindowBase::reposition_window(x, y, w, new_h);
 597                 draw(0);
 598         }
 599         return 0;
 600 }
 601
 602 void BC_TextBox::draw_border()
 603 {
 604         BC_Resources *resources = get_resources();
 605 // Clear margins
 606         set_color(background_color);
 607         draw_box(0, 0, left_margin, get_h());
 608         draw_box(get_w() - right_margin, 0, right_margin, get_h());
 609
 610         if(has_border)
 611         {
 612                 if(highlighted)
 613                         draw_3d_border(0, 0, w, h,
 614                                 resources->text_border1,
 615                                 resources->text_border2_hi,
 616                                 resources->text_border3_hi,
 617                                 resources->text_border4);
 618                 else
 619                         draw_3d_border(0, 0, w, h,
 620                                 resources->text_border1,
 621                                 resources->text_border2,
 622                                 resources->text_border3,
 623                                 resources->text_border4);
 624         }
 625 }
 626
 627 void BC_TextBox::draw_cursor()
 628 {
 629 //      set_color(background_color);
 630
 631         if(ibeam_x >= 0 &&
 632                 ibeam_y >= 0)
 633         {
 634         set_color(WHITE);
 635         set_inverse();
 636
 637         draw_box(ibeam_x + text_x,
 638                 ibeam_y + text_y,
 639                 BCCURSORW,
 640                 text_height);
 641         set_opaque();
 642         }
 643 }
 644
 645
 646 void BC_TextBox::draw(int flush)
 647 {
 648         int i, j, k;
 649         int row_begin, row_end;
 650         int highlight_x1, highlight_x2;
 651         int need_ibeam = 1;
 652         BC_Resources *resources = get_resources();
 653
 654 //printf("BC_TextBox::draw %d %s\n", __LINE__, text);
 655 // Background
 656         if(has_border)
 657                 background_color = resources->text_background;
 658         else if(highlighted)
 659                 background_color = high_color;
 660         else
 661                 background_color = back_color;
 662         set_color(background_color);
 663         draw_box(0, 0, w, h);
 664
 665         int wtext_len = wtext_update();
 666
 667 // Draw text with selection
 668         set_font(font);
 669
 670         for(i=0, j=0, k=text_y; i < wtext_len && k < get_h(); k += text_height) {
 671 // Draw row of text
 672                 row_begin = i;
 673                 wchar_t *wtext_row = &wtext[i];
 674                 for(j=0; j<BCTEXTLEN-1 && i<wtext_len && wtext[i]!='\n'; ++i, ++j);
 675                 if( (row_end=i) < wtext_len ) ++i;
 676
 677                 if(k > top_margin-text_height && k < get_h()-bottom_margin) {
 678 // Draw highlighted region of row
 679                         if( highlight_letter2 > highlight_letter1 &&
 680                             highlight_letter2 > row_begin &&
 681                             highlight_letter1 <= row_end ) {
 682                                 int color = active && enabled && get_has_focus() ?
 683                                         resources->text_highlight :
 684                                         resources->text_inactive_highlight;
 685                                 if( unicode_active >= 0 )
 686                                         color ^= LTBLUE;
 687                                 set_color(color);
 688                                 if(highlight_letter1 >= row_begin &&
 689                                         highlight_letter1 <= row_end)
 690                                         highlight_x1 = positions[highlight_letter1];
 691                                 else
 692                                         highlight_x1 = 0;
 693
 694                                 if(highlight_letter2 > row_begin &&
 695                                         highlight_letter2 <= row_end)
 696                                         highlight_x2 = positions[highlight_letter2];
 697                                 else
 698                                         highlight_x2 = get_w();
 699
 700                                 draw_box(highlight_x1 + text_x, k,
 701                                         highlight_x2 - highlight_x1, text_height);
 702                         }
 703
 704 // Draw text over highlight
 705                         int len = row_end - row_begin;
 706                         if( len > 0 ) {
 707                                 set_color(enabled ? resources->text_default : DMGREY);
 708                                 draw_wtext(text_x, k + text_ascent, wtext_row, len,
 709                                         0, &positions[wtext_row - wtext]);
 710                         }
 711                         else
 712                                 positions[wtext_row - wtext] = 0;
 713
 714 // Get ibeam location
 715                         if(ibeam_letter >= row_begin && ibeam_letter <= row_end) {
 716                                 need_ibeam = 0;
 717                                 ibeam_y = k - text_y;
 718                                 ibeam_x = positions[ibeam_letter];
 719                         }
 720                 }
 721         }
 722
 723 //printf("BC_TextBox::draw 3 %d\n", ibeam_y);
 724         if(need_ibeam) {
 725 //              ibeam_x = ibeam_y = !wtext_len ? 0 : -1;
 726                 ibeam_x = 0;  ibeam_y = k - text_y;
 727         }
 728
 729 //printf("BC_TextBox::draw 4 %d\n", ibeam_y);
 730 // Draw solid cursor
 731         if (active)
 732                 draw_cursor();
 733
 734 // Border
 735         draw_border();
 736         flash(flush);
 737 }
 738
 739 int BC_TextBox::focus_in_event()
 740 {
 741         draw(1);
 742         return 1;
 743 }
 744
 745 int BC_TextBox::focus_out_event()
 746 {
 747         draw(1);
 748         return 1;
 749 }
 750
 751 int BC_TextBox::cursor_enter_event()
 752 {
 753         if(top_level->event_win == win && enabled)
 754         {
 755                 tooltip_done = 0;
 756                 if( !active ) {
 757                         top_level->deactivate();
 758                         activate();
 759                 }
 760                 if(!highlighted)
 761                 {
 762                         highlighted = 1;
 763                         draw_border();
 764                         flash(1);
 765                 }
 766         }
 767         return 0;
 768 }
 769
 770 int BC_TextBox::cursor_leave_event()
 771 {
 772         if(highlighted)
 773         {
 774                 highlighted = 0;
 775                 draw_border();
 776                 hide_tooltip();
 777         }
 778         if( !suggestions_popup )
 779                 deactivate();
 780         return 0;
 781 }
 782
 783 int BC_TextBox::button_press_event()
 784 {
 785         const int debug = 0;
 786
 787         if(!enabled) return 0;
 788         if(get_buttonpress() != WHEEL_UP &&
 789                 get_buttonpress() != WHEEL_DOWN &&
 790                 get_buttonpress() != LEFT_BUTTON &&
 791                 get_buttonpress() != MIDDLE_BUTTON) return 0;
 792
 793
 794
 795         if(debug) printf("BC_TextBox::button_press_event %d\n", __LINE__);
 796
 797         int cursor_letter = 0;
 798         int wtext_len = wtext_update();
 799         int update_scroll = 0;
 800
 801
 802         if(top_level->event_win == win)
 803         {
 804                 if(!active)
 805                 {
 806                         hide_tooltip();
 807                         top_level->deactivate();
 808                         activate();
 809                 }
 810
 811
 812                 if(get_buttonpress() == WHEEL_UP)
 813                 {
 814                         text_y += text_height;
 815                         text_y = MIN(text_y, top_margin);
 816                         update_scroll = 1;
 817                 }
 818                 else
 819                 if(get_buttonpress() == WHEEL_DOWN)
 820                 {
 821                         int min_y = -(get_text_rows() *
 822                                 text_height -
 823                                 get_h() +
 824                                 bottom_margin);
 825                         text_y -= text_height;
 826                         text_y = MAX(text_y, min_y);
 827                         text_y = MIN(text_y, top_margin);
 828                         update_scroll = 1;
 829                 }
 830                 else
 831                 {
 832
 833                 cursor_letter = get_cursor_letter(top_level->cursor_x, top_level->cursor_y);
 834
 835         //printf("BC_TextBox::button_press_event %d %d\n", __LINE__, cursor_letter);
 836
 837
 838                 if(get_triple_click())
 839                 {
 840         //printf("BC_TextBox::button_press_event %d\n", __LINE__);
 841                         line_selected = 1;
 842                         select_line(highlight_letter1, highlight_letter2, cursor_letter);
 843                         highlight_letter3 = highlight_letter1;
 844                         highlight_letter4 = highlight_letter2;
 845                         ibeam_letter = highlight_letter2;
 846                         copy_selection(PRIMARY_SELECTION);
 847                 }
 848                 else
 849                 if(get_double_click())
 850                 {
 851                         word_selected = 1;
 852                         select_word(highlight_letter1, highlight_letter2, cursor_letter);
 853                         highlight_letter3 = highlight_letter1;
 854                         highlight_letter4 = highlight_letter2;
 855                         ibeam_letter = highlight_letter2;
 856                         copy_selection(PRIMARY_SELECTION);
 857                 }
 858                 else
 859                 if(get_buttonpress() == MIDDLE_BUTTON)
 860                 {
 861                         highlight_letter3 = highlight_letter4 =
 862                                 ibeam_letter = highlight_letter1 =
 863                                 highlight_letter2 = cursor_letter;
 864                         paste_selection(PRIMARY_SELECTION);
 865                 }
 866                 else
 867                 {
 868                         text_selected = 1;
 869                         highlight_letter3 = highlight_letter4 =
 870                                 ibeam_letter = highlight_letter1 =
 871                                 highlight_letter2 = cursor_letter;
 872                 }
 873
 874
 875         // Handle scrolling by highlighting text
 876                 if(text_selected || word_selected || line_selected)
 877                 {
 878                         set_repeat(top_level->get_resources()->scroll_repeat);
 879                 }
 880
 881                 if(ibeam_letter < 0) ibeam_letter = 0;
 882                 if(ibeam_letter > wtext_len) ibeam_letter = wtext_len;
 883                 }
 884
 885                 draw(1);
 886                 if(update_scroll && yscroll)
 887                 {
 888                         yscroll->update_length(get_text_rows(),
 889                                 get_text_row(),
 890                                 yscroll->get_handlelength(),
 891                                 1);
 892                 }
 893                 handle_event();
 894                 return 1;
 895         }
 896         else
 897         if(active && suggestions_popup && (!yscroll || !yscroll->is_event_win()))
 898         {
 899                 if( suggestions_popup->button_press_event() )
 900                         return suggestions_popup->handle_event();
 901         }
 902
 903         return 0;
 904 }
 905
 906 int BC_TextBox::button_release_event()
 907 {
 908         if(active)
 909         {
 910                 hide_tooltip();
 911                 if(text_selected || word_selected || line_selected)
 912                 {
 913                         text_selected = 0;
 914                         word_selected = 0;
 915                         line_selected = 0;
 916
 917 // Stop scrolling by highlighting text
 918                         unset_repeat(top_level->get_resources()->scroll_repeat);
 919                 }
 920         }
 921         return 0;
 922 }
 923
 924 int BC_TextBox::cursor_motion_event()
 925 {
 926         int cursor_letter, letter1, letter2;
 927         if(active)
 928         {
 929                 if(text_selected || word_selected || line_selected)
 930                 {
 931                         cursor_letter = get_cursor_letter(top_level->cursor_x,
 932                                 top_level->cursor_y);
 933
 934 //printf("BC_TextBox::cursor_motion_event %d cursor_letter=%d\n", __LINE__, cursor_letter);
 935
 936                         if(line_selected)
 937                         {
 938                                 select_line(letter1, letter2, cursor_letter);
 939                         }
 940                         else
 941                         if(word_selected)
 942                         {
 943                                 select_word(letter1, letter2, cursor_letter);
 944                         }
 945                         else
 946                         if(text_selected)
 947                         {
 948                                 letter1 = letter2 = cursor_letter;
 949                         }
 950
 951                         if(letter1 <= highlight_letter3)
 952                         {
 953                                 highlight_letter1 = letter1;
 954                                 highlight_letter2 = highlight_letter4;
 955                                 ibeam_letter = letter1;
 956                         }
 957                         else
 958                         if(letter2 >= highlight_letter4)
 959                         {
 960                                 highlight_letter2 = letter2;
 961                                 highlight_letter1 = highlight_letter3;
 962                                 ibeam_letter = letter2;
 963                         }
 964
 965                         copy_selection(PRIMARY_SELECTION);
 966
 967
 968
 969
 970                         draw(1);
 971                         return 1;
 972                 }
 973         }
 974
 975         return 0;
 976 }
 977
 978 int BC_TextBox::activate()
 979 {
 980         if( !active ) {
 981                 active = 1;
 982                 top_level->set_active_subwindow(this);
 983                 top_level->set_repeat(top_level->get_resources()->blink_rate);
 984         }
 985         draw(1);
 986         return 0;
 987 }
 988
 989 int BC_TextBox::deactivate()
 990 {
 991         if( active ) {
 992                 active = 0;
 993                 text_selected = word_selected = line_selected = 0;
 994                 top_level->set_active_subwindow(0);
 995                 top_level->unset_repeat(top_level->get_resources()->blink_rate);
 996         }
 997         draw(1);
 998         return 0;
 999 }
1000
1001 int BC_TextBox::repeat_event(int64_t duration)
1002 {
1003         int result = 0;
1004         int cursor_y = get_cursor_y();
1005         //int cursor_x = get_cursor_x();
1006
1007         if(duration == top_level->get_resources()->tooltip_delay &&
1008                 tooltip_text && tooltip_text[0] != 0 && highlighted)
1009         {
1010                 show_tooltip();
1011                 tooltip_done = 1;
1012                 result = 1;
1013         }
1014
1015         if(duration == top_level->get_resources()->blink_rate &&
1016                 active &&
1017                 get_has_focus())
1018         {
1019 // don't flash if keypress
1020                 if(skip_cursor->get_difference() < 500)
1021                 {
1022 // printf("BC_TextBox::repeat_event 1 %lld %lld\n",
1023 // skip_cursor->get_difference(),
1024 // duration);
1025                         result = 1;
1026                 }
1027                 else
1028                 {
1029                         if(!(text_selected || word_selected || line_selected))
1030                         {
1031                                 draw_cursor();
1032                                 flash(1);
1033                         }
1034                         result = 1;
1035                 }
1036         }
1037
1038         if(duration == top_level->get_resources()->scroll_repeat &&
1039                 (text_selected || word_selected || line_selected))
1040         {
1041                 int difference = 0;
1042                 if(get_cursor_y() < top_margin)
1043                 {
1044                         difference = get_cursor_y() - top_margin ;
1045                 }
1046                 else
1047                 if(get_cursor_y() > get_h() - bottom_margin)
1048                 {
1049                         difference = get_cursor_y() -
1050                                 (get_h() - bottom_margin);
1051                 }
1052                 if(difference != 0) {
1053                         int min_y = -(get_text_rows() * text_height -
1054                                 get_h() + bottom_margin);
1055
1056                         text_y -= difference;
1057 // printf("BC_TextBox::repeat_event %d %d %d\n",
1058 // __LINE__,
1059 // text_y,
1060 // min_y);
1061                         text_y = MAX(min_y, text_y);
1062                         text_y = MIN(text_y, top_margin);
1063
1064                         draw(1);
1065                         motion_event();
1066                         result = 1;
1067                 }
1068
1069                 if(get_cursor_x() < left_margin)
1070                 {
1071                         int difference = left_margin - get_cursor_x();
1072
1073                         text_x += difference;
1074                         text_x = MIN(text_x, left_margin);
1075                         draw(1);
1076                         result = 1;
1077                 }
1078                 else if(get_cursor_x() > get_w() - right_margin)
1079                 {
1080                         int difference = get_cursor_x() - (get_w() - right_margin);
1081                         int new_text_x = text_x - difference;
1082
1083 // Get width of current row
1084                         int min_x = 0;
1085                         int row_width = 0;
1086                         int wtext_len = wtext_update();
1087                         int row_begin = 0;
1088                         int row_end = 0;
1089                         for(int i = 0, k = text_y; i < wtext_len; k += text_height)
1090                         {
1091                                 row_begin = i;
1092                                 while(wtext[i] != '\n' && i < wtext_len) {
1093                                         i++;
1094                                 }
1095                                 row_end = i;
1096                                 if(wtext[i] == '\n') i++;
1097
1098                                 if(cursor_y >= k && cursor_y < k + text_height) {
1099                                         row_width = get_text_width(font,
1100                                                 wtext + row_begin,
1101                                                 row_end - row_begin);
1102
1103                                         break;
1104                                 }
1105                         }
1106
1107                         min_x = -row_width + get_w() - left_margin - BCCURSORW;
1108                         new_text_x = MAX(new_text_x, min_x);
1109                         new_text_x = MIN(new_text_x, left_margin);
1110
1111                         if(new_text_x < text_x) text_x = new_text_x;
1112                         draw(1);
1113                         result = 1;
1114                 }
1115         }
1116
1117         return result;
1118 }
1119
1120 void BC_TextBox::default_keypress(int &dispatch_event, int &result)
1121 {
1122         int key = top_level->get_keypress(), len;
1123         if( (key == RETURN) || ( key >= 32 && key <= 255 ) ) {
1124                 wchar_t *wkeys = top_level->get_wkeystring(&len);
1125                 if( key == RETURN ) { wkeys[0] = '\n';  wkeys[1] = 0;  len = 1; }
1126                 insert_text(wkeys, len);
1127                 find_ibeam(1);
1128                 draw(1);
1129                 dispatch_event = 1;
1130                 result = 1;
1131         }
1132 }
1133
1134 int BC_TextBox::keypress_event()
1135 {
1136 // Result == 2 contents changed
1137 // Result == 1 trapped keypress
1138 // Result == 0 nothing
1139         int result = 0;
1140         int dispatch_event = 0;
1141
1142         if(!active || !enabled) return 0;
1143
1144         int wtext_len = wtext_update();
1145         last_keypress = get_keypress();
1146
1147         if( unicode_active >= 0 ) {
1148                 wchar_t wch = 0;
1149                 int wlen =  -1;
1150                 switch( last_keypress ) {
1151 //unicode active acitons
1152                 case RETURN: {
1153                         for( int i=highlight_letter1+1; i<highlight_letter2; ++i ) {
1154                                 int ch = nib(wtext[i]);
1155                                 if( ch < 0 ) return 1;
1156                                 wch = (wch<<4) + ch;
1157                         }
1158                         if( wch ) {
1159                                 dispatch_event = 1;
1160                                 unicode_active = -1;
1161                                 result = 1;
1162                                 wlen = 1;
1163                                 break;
1164                         } } // fall through
1165                 case ESC: {
1166                         unicode_active = -1;
1167                         result = 1;
1168                         wlen = 0;
1169                         break; }
1170                 case BACKSPACE: {
1171                         if(ibeam_letter > 0) {
1172                                 delete_selection(ibeam_letter - 1, ibeam_letter, wtext_len);
1173                                 highlight_letter2 = --ibeam_letter;
1174                                 if( highlight_letter1 >= highlight_letter2 )
1175                                         unicode_active = -1;
1176                         }
1177                         result = 1;
1178                         wlen = 0;
1179                         break; }
1180                 case '0': case '1': case '2': case '3': case '4':
1181                 case '5': case '6': case '7': case '8': case '9':
1182                 case 'A': case 'B': case 'C': case 'D': case 'E': case 'F':
1183                 case 'a': case 'b': case 'c': case 'd': case 'e': case 'f': {
1184                         int n = nib(last_keypress);
1185                         wch = n < 10 ? '0'+n : 'A'+n-10;
1186                         result = 1;
1187                         wlen = 1;
1188                         break; }
1189 //normal actions
1190                 case TAB:
1191                 case LEFTTAB:
1192                         break;
1193 //ignored actions
1194                 default:
1195                         result = 1;
1196                         break;
1197                 }
1198                 if( wlen >= 0 ) {
1199                         insert_text(&wch, wlen);
1200                         find_ibeam(1);
1201                         if( unicode_active >= 0 )
1202                                 highlight_letter2 = ibeam_letter;
1203                         else
1204                                 highlight_letter1 = highlight_letter2 = 0;
1205                         draw(1);
1206                 }
1207         }
1208
1209         if( !result ) {
1210 //printf("BC_TextBox::keypress_event %d %x\n", __LINE__, last_keypress)
1211                 switch(last_keypress) {
1212                 case ESC: {
1213 // Deactivate the suggestions
1214                         if( suggestions_popup ) {
1215                                 no_suggestions();
1216                                 result = 1;
1217                         }
1218                         else {
1219                                 top_level->deactivate();
1220                                 result = 0;
1221                         }
1222                         break; }
1223
1224                 case RETURN: {
1225                         if( rows == 1 ) {
1226                                 highlight_letter1 = highlight_letter2 = 0;
1227                                 ibeam_letter = wtext_update();
1228                                 top_level->deactivate();
1229                                 dispatch_event = 1;
1230                                 result = 0;
1231                         }
1232                         else {
1233                                 default_keypress(dispatch_event, result);
1234                         }
1235                         break; }
1236
1237
1238 // Handle like a default keypress
1239                 case TAB: {
1240                         top_level->cycle_textboxes(1);
1241                         result = 1;
1242                         break; }
1243
1244                 case LEFTTAB: {
1245                         top_level->cycle_textboxes(-1);
1246                         result = 1;
1247                         break; }
1248
1249                 case LEFT: {
1250                         if(ibeam_letter > 0) {
1251                                 int old_ibeam_letter = ibeam_letter;
1252 // Single character
1253                                 if(!ctrl_down()) {
1254                                         ibeam_letter--;
1255                                 }
1256                                 else {
1257 // Word
1258                                         ibeam_letter--;
1259                                         while(ibeam_letter > 0 && isalnum(wtext[ibeam_letter - 1]))
1260                                                 ibeam_letter--;
1261                                 }
1262
1263 // Extend selection
1264                                 if(top_level->shift_down()) {
1265 // Initialize highlighting
1266                                         if(highlight_letter1 == highlight_letter2) {
1267                                                 highlight_letter1 = ibeam_letter;
1268                                                 highlight_letter2 = old_ibeam_letter;
1269                                         }
1270                                         else if(highlight_letter1 == old_ibeam_letter) {
1271 // Extend left highlight
1272                                                 highlight_letter1 = ibeam_letter;
1273                                         }
1274                                         else if(highlight_letter2 == old_ibeam_letter) {
1275 // Shrink right highlight
1276                                                 highlight_letter2 = ibeam_letter;
1277                                         }
1278                                 }
1279                                 else {
1280                                         highlight_letter1 = highlight_letter2 = ibeam_letter;
1281                                 }
1282
1283
1284                                 find_ibeam(1);
1285                                 if(keypress_draw) draw(1);
1286                         }
1287                         result = 1;
1288                         break; }
1289
1290                 case RIGHT: {
1291                         if(ibeam_letter < wtext_len) {
1292                                 int old_ibeam_letter = ibeam_letter;
1293 // Single character
1294                                 if(!ctrl_down()) {
1295                                         ibeam_letter++;
1296                                 }
1297                                 else {
1298 // Word
1299                                         while(ibeam_letter < wtext_len && isalnum(wtext[ibeam_letter++]));
1300                                 }
1301
1302
1303
1304 // Extend selection
1305                                 if(top_level->shift_down()) {
1306 // Initialize highlighting
1307                                         if(highlight_letter1 == highlight_letter2) {
1308                                                 highlight_letter1 = old_ibeam_letter;
1309                                                 highlight_letter2 = ibeam_letter;
1310                                         }
1311                                         else if(highlight_letter1 == old_ibeam_letter) {
1312 // Shrink left highlight
1313                                                 highlight_letter1 = ibeam_letter;
1314                                         }
1315                                         else if(highlight_letter2 == old_ibeam_letter) {
1316 // Expand right highlight
1317                                                 highlight_letter2 = ibeam_letter;
1318                                         }
1319                                 }
1320                                 else {
1321                                         highlight_letter1 = highlight_letter2 = ibeam_letter;
1322                                 }
1323
1324                                 find_ibeam(1);
1325                                 if(keypress_draw) draw(1);
1326                         }
1327                         result = 1;
1328                         break; }
1329
1330                 case UP: {
1331                         if( suggestions && suggestions_popup ) {
1332 // Pass to suggestions popup
1333 //printf("BC_TextBox::keypress_event %d\n", __LINE__);
1334                                 suggestions_popup->activate(1);
1335                                 suggestions_popup->keypress_event();
1336                                 result = 1;
1337                         }
1338                         else if(ibeam_letter > 0) {
1339 //printf("BC_TextBox::keypress_event 1 %d %d %d\n", ibeam_x, ibeam_y, ibeam_letter);
1340                                 int new_letter = get_cursor_letter2(ibeam_x + text_x,
1341                                         ibeam_y + text_y - text_height);
1342 //printf("BC_TextBox::keypress_event 2 %d %d %d\n", ibeam_x, ibeam_y, new_letter);
1343
1344 // Extend selection
1345                                 if(top_level->shift_down()) {
1346 // Initialize highlighting
1347                                         if(highlight_letter1 == highlight_letter2) {
1348                                                 highlight_letter1 = new_letter;
1349                                                 highlight_letter2 = ibeam_letter;
1350                                         }
1351                                         else if(highlight_letter1 == ibeam_letter) {
1352 // Expand left highlight
1353                                                 highlight_letter1 = new_letter;
1354                                         }
1355                                         else if(highlight_letter2 == ibeam_letter) {
1356 // Shrink right highlight
1357                                                 highlight_letter2 = new_letter;
1358                                         }
1359                                 }
1360                                 else
1361                                         highlight_letter1 = highlight_letter2 = new_letter;
1362
1363                                 if(highlight_letter1 > highlight_letter2) {
1364                                         int temp = highlight_letter1;
1365                                         highlight_letter1 = highlight_letter2;
1366                                         highlight_letter2 = temp;
1367                                 }
1368                                 ibeam_letter = new_letter;
1369
1370                                 find_ibeam(1);
1371                                 if(keypress_draw) draw(1);
1372                         }
1373                         result = 1;
1374                         break; }
1375
1376                 case PGUP: {
1377                         if(ibeam_letter > 0) {
1378                                 int new_letter = get_cursor_letter2(ibeam_x + text_x,
1379                                         ibeam_y + text_y - get_h());
1380
1381 // Extend selection
1382                                 if(top_level->shift_down()) {
1383 // Initialize highlighting
1384                                         if(highlight_letter1 == highlight_letter2) {
1385                                                 highlight_letter1 = new_letter;
1386                                                 highlight_letter2 = ibeam_letter;
1387                                         }
1388                                         else if(highlight_letter1 == ibeam_letter) {
1389 // Expand left highlight
1390                                                 highlight_letter1 = new_letter;
1391                                         }
1392                                         else if(highlight_letter2 == ibeam_letter) {
1393 // Shrink right highlight
1394                                                 highlight_letter2 = new_letter;
1395                                         }
1396                                 }
1397                                 else
1398                                         highlight_letter1 = highlight_letter2 = new_letter;
1399
1400                                 if(highlight_letter1 > highlight_letter2) {
1401                                         int temp = highlight_letter1;
1402                                         highlight_letter1 = highlight_letter2;
1403                                         highlight_letter2 = temp;
1404                                 }
1405                                 ibeam_letter = new_letter;
1406
1407                                 find_ibeam(1);
1408                                 if(keypress_draw) draw(1);
1409                         }
1410                         result = 1;
1411                         break; }
1412
1413                 case DOWN: {
1414 // printf("BC_TextBox::keypress_event %d %p %p\n",
1415 // __LINE__,
1416 // suggestions,
1417 // suggestions_popup);
1418                         if( suggestions && suggestions_popup ) {
1419 // Pass to suggestions popup
1420                                 suggestions_popup->activate(1);
1421                                 suggestions_popup->keypress_event();
1422                                 result = 1;
1423                         }
1424                         else
1425 //                      if(ibeam_letter > 0)
1426                         {
1427 // Extend selection
1428                                 int new_letter = get_cursor_letter2(ibeam_x + text_x,
1429                                         ibeam_y + text_y + text_height);
1430 //printf("BC_TextBox::keypress_event 10 %d\n", new_letter);
1431
1432                                 if(top_level->shift_down()) {
1433 // Initialize highlighting
1434                                         if(highlight_letter1 == highlight_letter2) {
1435                                                 highlight_letter1 = new_letter;
1436                                                 highlight_letter2 = ibeam_letter;
1437                                         }
1438                                         else if(highlight_letter1 == ibeam_letter) {
1439 // Shrink left highlight
1440                                                 highlight_letter1 = new_letter;
1441                                         }
1442                                         else if(highlight_letter2 == ibeam_letter) {
1443 // Expand right highlight
1444                                                 highlight_letter2 = new_letter;
1445                                         }
1446                                 }
1447                                 else
1448                                         highlight_letter1 = highlight_letter2 = new_letter;
1449
1450                                 if(highlight_letter1 > highlight_letter2) {
1451                                         int temp = highlight_letter1;
1452                                         highlight_letter1 = highlight_letter2;
1453                                         highlight_letter2 = temp;
1454                                 }
1455                                 ibeam_letter = new_letter;
1456
1457                                 find_ibeam(1);
1458                                 if(keypress_draw) draw(1);
1459
1460 //printf("BC_TextBox::keypress_event 20 %d\n", ibeam_letter);
1461                         }
1462                         result = 1;
1463                         break; }
1464
1465                 case PGDN: {
1466 // Extend selection
1467                         int new_letter = get_cursor_letter2(ibeam_x + text_x,
1468                                 ibeam_y + text_y + get_h());
1469 //printf("BC_TextBox::keypress_event 10 %d\n", new_letter);
1470
1471                         if(top_level->shift_down()) {
1472 // Initialize highlighting
1473                                 if(highlight_letter1 == highlight_letter2) {
1474                                         highlight_letter1 = new_letter;
1475                                         highlight_letter2 = ibeam_letter;
1476                                 }
1477                                 else if(highlight_letter1 == ibeam_letter) {
1478 // Shrink left highlight
1479                                         highlight_letter1 = new_letter;
1480                                 }
1481                                 else if(highlight_letter2 == ibeam_letter) {
1482 // Expand right highlight
1483                                         highlight_letter2 = new_letter;
1484                                 }
1485                         }
1486                         else
1487                                 highlight_letter1 = highlight_letter2 = new_letter;
1488
1489                         if(highlight_letter1 > highlight_letter2) {
1490                                 int temp = highlight_letter1;
1491                                 highlight_letter1 = highlight_letter2;
1492                                 highlight_letter2 = temp;
1493                         }
1494                         ibeam_letter = new_letter;
1495
1496                         find_ibeam(1);
1497                         if(keypress_draw) draw(1);
1498
1499 //printf("BC_TextBox::keypress_event 20 %d\n", ibeam_letter);
1500                         result = 1;
1501                         break; }
1502
1503                 case END: {
1504                         no_suggestions();
1505
1506                         int old_ibeam_letter = ibeam_letter;
1507
1508                         while(ibeam_letter < wtext_len && wtext[ibeam_letter] != '\n')
1509                                 ibeam_letter++;
1510
1511                         if(top_level->shift_down()) {
1512 // Begin selection
1513                                 if(highlight_letter1 == highlight_letter2) {
1514                                         highlight_letter2 = ibeam_letter;
1515                                         highlight_letter1 = old_ibeam_letter;
1516                                 }
1517                                 else if(highlight_letter1 == old_ibeam_letter) {
1518 // Shrink selection
1519                                         highlight_letter1 = highlight_letter2;
1520                                         highlight_letter2 = ibeam_letter;
1521                                 }
1522                                 else if(highlight_letter2 == old_ibeam_letter) {
1523 // Extend selection
1524                                         highlight_letter2 = ibeam_letter;
1525                                 }
1526                         }
1527                         else
1528                                 highlight_letter1 = highlight_letter2 = ibeam_letter;
1529
1530                         find_ibeam(1);
1531                         if(keypress_draw) draw(1);
1532                         result = 1;
1533                         break; }
1534
1535                 case HOME: {
1536                         no_suggestions();
1537
1538                         int old_ibeam_letter = ibeam_letter;
1539
1540                         while(ibeam_letter > 0 && wtext[ibeam_letter - 1] != '\n')
1541                                 ibeam_letter--;
1542
1543                         if(top_level->shift_down())
1544                         {
1545 // Begin selection
1546                                 if(highlight_letter1 == highlight_letter2)
1547                                 {
1548                                         highlight_letter2 = old_ibeam_letter;
1549                                         highlight_letter1 = ibeam_letter;
1550                                 }
1551                                 else
1552 // Extend selection
1553                                 if(highlight_letter1 == old_ibeam_letter)
1554                                 {
1555                                         highlight_letter1 = ibeam_letter;
1556                                 }
1557                                 else
1558 // Shrink selection
1559                                 if(highlight_letter2 == old_ibeam_letter)
1560                                 {
1561                                         highlight_letter2 = highlight_letter1;
1562                                         highlight_letter1 = ibeam_letter;
1563                                 }
1564                         }
1565                         else
1566                                 highlight_letter1 = highlight_letter2 = ibeam_letter;
1567
1568                         find_ibeam(1);
1569                         if(keypress_draw) draw(1);
1570                         result = 1;
1571                         break; }
1572
1573                 case BACKSPACE: {
1574                         no_suggestions();
1575
1576                         if(highlight_letter1 == highlight_letter2) {
1577                                 if(ibeam_letter > 0) {
1578                                         delete_selection(ibeam_letter - 1, ibeam_letter, wtext_len);
1579                                         ibeam_letter--;
1580                                 }
1581                         }
1582                         else {
1583                                 delete_selection(highlight_letter1, highlight_letter2, wtext_len);
1584                                 highlight_letter2 = ibeam_letter = highlight_letter1;
1585                         }
1586
1587                         find_ibeam(1);
1588                         if(keypress_draw) draw(1);
1589                         dispatch_event = 1;
1590                         result = 1;
1591                         break; }
1592
1593                 case DELETE: {
1594 //printf("BC_TextBox::keypress_event %d\n", __LINE__);
1595                         if(highlight_letter1 == highlight_letter2) {
1596                                 if(ibeam_letter < wtext_len) {
1597                                         delete_selection(ibeam_letter, ibeam_letter + 1, wtext_len);
1598                                 }
1599                         }
1600                         else {
1601                                 delete_selection(highlight_letter1, highlight_letter2, wtext_len);
1602                                 highlight_letter2 = ibeam_letter = highlight_letter1;
1603                         }
1604
1605                         find_ibeam(1);
1606                         if(keypress_draw) draw(1);
1607                         dispatch_event = 1;
1608                         result = 1;
1609                         break; }
1610
1611                 default: {
1612                         if( ctrl_down() ) {
1613                                 switch( get_keypress() ) {
1614                                 case 'c': case 'C': {
1615                                         if(highlight_letter1 != highlight_letter2) {
1616                                                 copy_selection(SECONDARY_SELECTION);
1617                                                 result = 1;
1618                                         }
1619                                         break; }
1620                                 case 'v': case 'V': {
1621                                         paste_selection(SECONDARY_SELECTION);
1622                                         find_ibeam(1);
1623                                         if(keypress_draw) draw(1);
1624                                         dispatch_event = 1;
1625                                         result = 1;
1626                                         break; }
1627                                 case 'x': case 'X': {
1628                                         if(highlight_letter1 != highlight_letter2) {
1629                                                 copy_selection(SECONDARY_SELECTION);
1630                                                 delete_selection(highlight_letter1, highlight_letter2, wtext_len);
1631                                                 highlight_letter2 = ibeam_letter = highlight_letter1;
1632                                         }
1633
1634                                         find_ibeam(1);
1635                                         if(keypress_draw) draw(1);
1636                                         dispatch_event = 1;
1637                                         result = 1;
1638                                         break; }
1639                                 case 'u': case 'U': {
1640                                         if( shift_down() ) {
1641                                                 unicode_active = ibeam_letter;
1642                                                 wchar_t wkey = 'U';
1643                                                 insert_text(&wkey, 1);
1644                                                 find_ibeam(1);
1645                                                 highlight_letter1 = unicode_active;
1646                                                 highlight_letter2 = ibeam_letter;
1647                                                 draw(1);
1648                                                 result = 1;
1649                                         }
1650                                         break; }
1651                                 }
1652                                 break;
1653                         }
1654
1655                         default_keypress(dispatch_event, result);
1656                         break; }
1657                 }
1658         }
1659
1660         if(result) skip_cursor->update();
1661         if(dispatch_event && handle_event())
1662                 result = 1;
1663
1664         return result;
1665 }
1666
1667
1668 int BC_TextBox::uses_text()
1669 {
1670         return 1;
1671 }
1672
1673
1674 void BC_TextBox::delete_selection(int letter1, int letter2, int wtext_len)
1675 {
1676         int i, j;
1677         for(i=letter1, j=letter2; j<wtext_len; i++, j++) {
1678                 wtext[i] = wtext[j];
1679         }
1680         wtext[i] = 0;
1681         wlen = i;
1682
1683         do_separators(1);
1684 }
1685
1686 void BC_TextBox::insert_text(const wchar_t *wcp, int len)
1687 {
1688         if( len < 0 ) len = wcslen(wcp);
1689         int wtext_len = wtext_update();
1690         if( unicode_active < 0 && highlight_letter1 < highlight_letter2 ) {
1691                 delete_selection(highlight_letter1, highlight_letter2, wtext_len);
1692                 highlight_letter2 = ibeam_letter = highlight_letter1;
1693                 wtext_len = wtext_update();
1694         }
1695
1696         int i, j;
1697         for(i=wtext_len-1, j=wtext_len+len-1; i>=ibeam_letter; i--, j--) {
1698                 if( j >= wsize ) continue;
1699                 wtext[j] = wtext[i];
1700         }
1701
1702         for(i = ibeam_letter, j = 0; j < len; j++, i++) {
1703                 if( i >= wsize ) break;
1704                 wtext[i] = wcp[j];
1705         }
1706         if( (wlen+=len) > wsize ) wlen = wsize;
1707         if( (ibeam_letter+=len) > wsize ) ibeam_letter = wsize;
1708         wtext[wlen] = 0;  // wtext allocated wsize+1
1709         do_separators(0);
1710 }
1711
1712 int BC_TextBox::is_separator(const char *txt, int i)
1713 {
1714         if( i != 0 || separators[0] != '+' ) return !isalnum(txt[i]);
1715         return txt[0] != '+' && txt[0] != '-' && !isalnum(txt[0]);
1716 }
1717
1718 // used for time entry
1719 void BC_TextBox::do_separators(int ibeam_left)
1720 {
1721         if(separators)
1722         {
1723 // Remove separators from text
1724                 int wtext_len = wtext_update();
1725                 for(int i = 0; i < wtext_len; ) {
1726                         if( !iswalnum(wtext[i]) ) {
1727                                 for(int j = i; j < wtext_len - 1; j++)
1728                                         wtext[j] = wtext[j + 1];
1729                                 if(!ibeam_left && i < ibeam_letter) ibeam_letter--;
1730                                 wlen = --wtext_len;
1731                                 continue;
1732                         }
1733                         ++i;
1734                 }
1735                 wtext[wtext_len] = 0;
1736
1737
1738
1739
1740
1741 // Insert separators into text
1742                 int separator_len = strlen(separators);
1743                 for(int i = 0; i < separator_len; i++) {
1744                         if(i < wtext_len) {
1745 // Insert a separator
1746                                 if( is_separator(separators,i) ) {
1747                                         for(int j = wtext_len; j >= i; j--) {
1748                                                 wtext[j + 1] = wtext[j];
1749                                         }
1750                                         if(!ibeam_left && i < ibeam_letter) ibeam_letter++;
1751                                         ++wtext_len;
1752                                         wtext[i] = separators[i];
1753                                 }
1754                         }
1755                         else {
1756                                 wtext[i] = separators[i];
1757                         }
1758                 }
1759
1760 // Truncate text
1761                 wtext[separator_len] = 0;
1762                 wlen = separator_len;
1763         }
1764 }
1765
1766 void BC_TextBox::get_ibeam_position(int &x, int &y)
1767 {
1768         int i, row_begin, row_end;
1769         int wtext_len = wtext_update();
1770         x = y = 0;
1771
1772         for( i=0; i<wtext_len; ) {
1773                 row_begin = i;
1774                 for(; i<wtext_len && wtext[i]!='\n'; i++);
1775                 row_end = i;
1776
1777                 if( ibeam_letter >= row_begin && ibeam_letter <= row_end ) {
1778                         x = get_text_width(font,  &wtext[row_begin], ibeam_letter - row_begin);
1779 //printf("BC_TextBox::get_ibeam_position %d %d %d %d %d\n", ibeam_letter, row_begin, row_end, x, y);
1780                         return;
1781                 }
1782
1783                 if( i < wtext_len && wtext[i] == '\n' ) {
1784                         i++;
1785                         y += text_height;
1786                 }
1787         }
1788 //printf("BC_TextBox::get_ibeam_position 10 %d %d\n", x, y);
1789
1790         x = 0;
1791         return;
1792 }
1793
1794 void BC_TextBox::set_text_row(int row)
1795 {
1796         text_x = left_margin;
1797         text_y = -(row * text_height) + top_margin;
1798         draw(1);
1799 }
1800
1801 int BC_TextBox::get_text_row()
1802 {
1803         return -(text_y - top_margin) / text_height;
1804 }
1805
1806 void BC_TextBox::find_ibeam(int dispatch_event)
1807 {
1808         int x, y;
1809         int old_x = text_x, old_y = text_y;
1810
1811         get_ibeam_position(x, y);
1812
1813         if(left_margin + text_x + x >= get_w() - right_margin - BCCURSORW)
1814         {
1815                 text_x = -(x - (get_w() - get_w() / 4)) + left_margin;
1816                 if(text_x > left_margin) text_x = left_margin;
1817         }
1818         else
1819         if(left_margin + text_x + x < left_margin)
1820         {
1821                 text_x = -(x - (get_w() / 4)) + left_margin;
1822                 if(text_x > left_margin) text_x = left_margin;
1823         }
1824
1825         int text_row = y / text_height;
1826         if( text_row < rows ) text_y = top_margin;
1827
1828         int pix_rows = get_h() - bottom_margin - (y + text_y);
1829         if( pix_rows < text_height )
1830                 text_y -= text_height * ((2*text_height-1-pix_rows) / text_height);
1831
1832         pix_rows = y + text_y - top_margin;
1833         if( pix_rows < 0 ) {
1834                 text_y += text_height * ((text_height-1-pix_rows) / text_height);
1835                 if( text_y > top_margin ) text_y = top_margin;
1836         }
1837
1838         if(dispatch_event && (old_x != text_x || old_y != text_y)) motion_event();
1839 }
1840
1841 // New algorithm
1842 int BC_TextBox::get_cursor_letter(int cursor_x, int cursor_y)
1843 {
1844         int i, j, k, row_begin, row_end, result = 0, done = 0;
1845         int column1, column2;
1846         int got_visible_row = 0;
1847
1848 // Select complete row if cursor above the window
1849 //printf("BC_TextBox::get_cursor_letter %d %d\n", __LINE__, text_y);
1850         if(cursor_y < text_y - text_height)
1851         {
1852                 result = 0;
1853                 done = 1;
1854         }
1855
1856         int wtext_len = wtext_update();
1857
1858         for(i=0, k=text_y; i<wtext_len && k<get_h() && !done; k+=text_height) {
1859 // Simulate drawing of 1 row
1860                 row_begin = i;
1861                 for(j = 0; wtext[i]!='\n' && i<wtext_len; i++);
1862                 row_end = i;
1863
1864 // check visibility
1865                 int first_visible_row = 0;
1866                 int last_visible_row = 0;
1867                 if( k+text_height > top_margin && !got_visible_row) {
1868                         first_visible_row = 1;
1869                         got_visible_row = 1;
1870                 }
1871
1872                 if( (k+text_height >= get_h() - bottom_margin ||
1873                         (row_end >= wtext_len && k < get_h() - bottom_margin &&
1874                                 k + text_height > 0)) )
1875                         last_visible_row = 1;
1876
1877 // Cursor is inside vertical range of row
1878                 if((cursor_y >= top_margin &&
1879                         cursor_y < get_h() - bottom_margin &&
1880                         cursor_y >= k && cursor_y < k + text_height) ||
1881 // Cursor is above 1st row
1882                         (cursor_y < k + text_height && first_visible_row) ||
1883 // Cursor is below last row
1884                         (cursor_y >= k && last_visible_row))
1885                 {
1886                         column1 = column2 = 0;
1887                         for(j = row_begin; j<wsize && j<=row_end && !done; j++) {
1888                                 column2 = get_text_width(font, &wtext[row_begin], j-row_begin) + text_x;
1889                                 if((column2 + column1) / 2 >= cursor_x) {
1890                                         result = j - 1;
1891                                         done = 1;
1892 // printf("BC_TextBox::get_cursor_letter %d %d %d %d\n",
1893 // __LINE__, result, first_visible_row, last_visible_row);
1894                                 }
1895                                 column1 = column2;
1896                         }
1897
1898                         if(!done) {
1899                                 result = row_end;
1900                                 done = 1;
1901                         }
1902                 }
1903
1904                 if(wtext[i] == '\n') i++;
1905
1906 // Select complete row if last visible & cursor is below window
1907                 if(last_visible_row && cursor_y > k + text_height * 2)
1908                         result = row_end;
1909
1910                 if(i >= wtext_len && !done) {
1911                         result = wtext_len;
1912                 }
1913         }
1914
1915
1916 // printf("BC_TextBox::get_cursor_letter %d cursor_y=%d k=%d h=%d %d %d\n",
1917 //  __LINE__, cursor_y, k, get_h(), first_visible_row, last_visible_row);
1918         if(result < 0) result = 0;
1919         if(result > wtext_len) {
1920 //printf("BC_TextBox::get_cursor_letter %d\n", __LINE__);
1921                 result = wtext_len;
1922         }
1923
1924         return result;
1925 }
1926
1927 // Old algorithm
1928 int BC_TextBox::get_cursor_letter2(int cursor_x, int cursor_y)
1929 {
1930         int i, j, k, row_begin, row_end, result = 0, done = 0;
1931         int column1, column2;
1932         int wtext_len = wtext_update();
1933
1934         if(cursor_y < text_y) {
1935                 result = 0;
1936                 done = 1;
1937         }
1938
1939         for(i = 0, k = text_y; i < wtext_len && !done; k += text_height) {
1940                 row_begin = i;
1941                 for(; wtext[i] != '\n' && i < wtext_len; i++);
1942                 row_end = i;
1943
1944                 if(cursor_y >= k && cursor_y < k + text_height) {
1945                         column1 = column2 = 0;
1946                         for(j = 0; j <= row_end - row_begin && !done; j++) {
1947                                 column2 = get_text_width(font, &wtext[row_begin], j) + text_x;
1948                                 if((column2 + column1) / 2 >= cursor_x) {
1949                                         result = row_begin + j - 1;
1950                                         done = 1;
1951                                 }
1952                                 column1 = column2;
1953                         }
1954                         if(!done)
1955                         {
1956                                 result = row_end;
1957                                 done = 1;
1958                         }
1959                 }
1960                 if(wtext[i] == '\n') i++;
1961
1962                 if(i >= wtext_len && !done) {
1963                         result = wtext_len;
1964                 }
1965         }
1966         if(result < 0) result = 0;
1967         if(result > wtext_len) result = wtext_len;
1968         return result;
1969 }
1970
1971
1972 void BC_TextBox::select_word(int &letter1, int &letter2, int ibeam_letter)
1973 {
1974         int wtext_len = wtext_update();
1975         letter1 = letter2 = ibeam_letter;
1976         if( letter1 < 0 ) letter1 = 0;
1977         if( letter2 < 0 ) letter2 = 0;
1978         if( letter1 > wtext_len ) letter1 = wtext_len;
1979         if( letter2 > wtext_len ) letter2 = wtext_len;
1980         if( !wtext_len ) return;
1981         for( int i=letter1; i>=0 && iswalnum(wtext[i]); --i ) letter1 = i;
1982         for( int i=letter2; i<wtext_len && iswalnum(wtext[i]); ) letter2 = ++i;
1983         if( letter2 < wtext_len && wtext[letter2] == ' ' ) ++letter2;
1984 }
1985
1986
1987 void BC_TextBox::select_line(int &letter1, int &letter2, int ibeam_letter)
1988 {
1989         int wtext_len = wtext_update();
1990         letter1 = letter2 = ibeam_letter;
1991         if( letter1 < 0 ) letter1 = 0;
1992         if( letter2 < 0 ) letter2 = 0;
1993         if( letter1 > wtext_len ) letter1 = wtext_len;
1994         if( letter2 > wtext_len ) letter2 = wtext_len;
1995         if( !wtext_len ) return;
1996         for( int i=letter1; i>=0 && wtext[i]!='\n'; --i ) letter1 = i;
1997         for( int i=letter2; i<wtext_len && wtext[i]!='\n'; ) letter2 = ++i;
1998 }
1999
2000 void BC_TextBox::copy_selection(int clipboard_num)
2001 {
2002         int wtext_len = wtext_update();
2003         if(!wtext_len) return;
2004
2005         if(highlight_letter1 >= wtext_len || highlight_letter2 > wtext_len ||
2006                 highlight_letter1 < 0 || highlight_letter2 < 0 ||
2007                 highlight_letter2 - highlight_letter1 <= 0) return;
2008         int clip_len = highlight_letter2 - highlight_letter1;
2009 //printf(" BC_TextBox::copy_selection %d %d %d\n",highlight_letter1, highlight_letter2, clip_len);
2010         char ctext[4*clip_len+4];
2011         clip_len = text_update(&wtext[highlight_letter1],clip_len, ctext,4*clip_len+4);
2012         get_clipboard()->to_clipboard(ctext, clip_len, clipboard_num);
2013 }
2014
2015
2016 void BC_TextBox::paste_selection(int clipboard_num)
2017 {
2018         int len = get_clipboard()->clipboard_len(clipboard_num);
2019         if( len > 0 )
2020         {
2021                 char cstring[len];  wchar_t wstring[len];
2022                 get_clipboard()->from_clipboard(cstring, len, clipboard_num);  --len;
2023 //printf("BC_TextBox::paste_selection %d '%*.*s'\n",len,len,len,cstring);
2024                 len = BC_Resources::encode(BC_Resources::encoding, BC_Resources::wide_encoding,
2025                         cstring,len, (char *)wstring,(len+1)*sizeof(wchar_t)) / sizeof(wchar_t);
2026                 insert_text(wstring, len);
2027         }
2028 }
2029
2030 void BC_TextBox::set_keypress_draw(int value)
2031 {
2032         keypress_draw = value;
2033 }
2034
2035 int BC_TextBox::get_last_keypress()
2036 {
2037         return last_keypress;
2038 }
2039
2040 int BC_TextBox::get_ibeam_letter()
2041 {
2042         return ibeam_letter;
2043 }
2044
2045 void BC_TextBox::set_ibeam_letter(int number, int redraw)
2046 {
2047         this->ibeam_letter = number;
2048         if(redraw)
2049         {
2050                 draw(1);
2051         }
2052 }
2053
2054 void BC_TextBox::set_separators(const char *separators)
2055 {
2056         this->separators = (char*)separators;
2057 }
2058
2059 int BC_TextBox::get_rows()
2060 {
2061         return rows;
2062 }
2063
2064
2065
2066
2067
2068
2069
2070 BC_TextBoxSuggestions::BC_TextBoxSuggestions(BC_TextBox *text_box, int x, int y)
2071  : BC_ListBox(x, y, text_box->get_w(), 200, LISTBOX_TEXT,
2072         text_box->suggestions, 0, 0, 1, 0, 1)
2073 {
2074         this->text_box = text_box;
2075         set_use_button(0);
2076         set_justify(LISTBOX_LEFT);
2077 }
2078
2079 BC_TextBoxSuggestions::~BC_TextBoxSuggestions()
2080 {
2081 }
2082
2083 int BC_TextBoxSuggestions::handle_event()
2084 {
2085         char *current_suggestion = 0;
2086         BC_ListBoxItem *item = get_selection(0, 0);
2087 //printf("BC_TextBoxSuggestions::handle_event %d\n", __LINE__);
2088         if(item && (current_suggestion=item->get_text()) != 0)
2089         {
2090                 int col = text_box->suggestion_column;
2091                 int len = BCTEXTLEN-1 - col;
2092                 char *cp = &text_box->text[col];
2093 //printf("BC_TextBoxSuggestions::handle_event %d\n", __LINE__);
2094                 strncpy(cp, current_suggestion, len);
2095 //printf("BC_TextBoxSuggestions::handle_event %d\n", __LINE__);
2096                 if( (col=strlen(current_suggestion)) >= len )
2097                         cp[len-1] = 0;
2098                 text_box->dirty = 1;
2099         }
2100
2101
2102 //printf("BC_TextBoxSuggestions::handle_event %d\n", __LINE__);
2103         text_box->highlight_letter1 =
2104                 text_box->highlight_letter2 =
2105                 text_box->ibeam_letter = text_box->tstrlen();
2106         text_box->wtext_update();
2107         text_box->draw(1);
2108         text_box->handle_event();
2109 //printf("BC_TextBoxSuggestions::handle_event %d\n", __LINE__);
2110         return 1;
2111 }
2112
2113
2114 BC_ScrollTextBox::BC_ScrollTextBox(BC_WindowBase *parent_window,
2115         int x, int y, int w, int rows,
2116         const char *default_text, int default_size)
2117 {
2118         this->parent_window = parent_window;
2119         this->x = x;
2120         this->y = y;
2121         this->w = w;
2122         this->rows = rows;
2123         this->default_text = default_text;
2124         this->default_wtext = 0;
2125         this->default_size = default_size;
2126 }
2127
2128 BC_ScrollTextBox::BC_ScrollTextBox(BC_WindowBase *parent_window,
2129         int x, int y, int w, int rows,
2130         const wchar_t *default_wtext, int default_size)
2131 {
2132         this->parent_window = parent_window;
2133         this->x = x;
2134         this->y = y;
2135         this->w = w;
2136         this->rows = rows;
2137         this->default_text = 0;
2138         this->default_wtext = default_wtext;
2139         this->default_size = default_size;
2140 }
2141
2142 BC_ScrollTextBox::~BC_ScrollTextBox()
2143 {
2144         delete yscroll;
2145         if(text) {
2146                 text->gui = 0;
2147                 delete text;
2148         }
2149 }
2150
2151 void BC_ScrollTextBox::create_objects()
2152 {
2153 // Must be created first
2154         parent_window->add_subwindow(text = default_wtext ?
2155                 new BC_ScrollTextBoxText(this, default_wtext) :
2156                 new BC_ScrollTextBoxText(this, default_text));
2157         parent_window->add_subwindow(yscroll = new BC_ScrollTextBoxYScroll(this));
2158         text->yscroll = yscroll;
2159         yscroll->bound_to = text;
2160         set_text_row(0);
2161 }
2162
2163 int BC_ScrollTextBox::handle_event()
2164 {
2165         return 1;
2166 }
2167
2168 int BC_ScrollTextBox::get_x()
2169 {
2170         return x;
2171 }
2172
2173 int BC_ScrollTextBox::get_y()
2174 {
2175         return y;
2176 }
2177
2178 int BC_ScrollTextBox::get_w()
2179 {
2180         return w;
2181 }
2182
2183 int BC_ScrollTextBox::get_h()
2184 {
2185         return this->text->get_h();
2186 }
2187
2188 int BC_ScrollTextBox::get_rows()
2189 {
2190         return rows;
2191 }
2192
2193
2194 const char* BC_ScrollTextBox::get_text()
2195 {
2196         return text->get_text();
2197 }
2198
2199 const wchar_t* BC_ScrollTextBox::get_wtext()
2200 {
2201         return text->get_wtext();
2202 }
2203
2204 void BC_ScrollTextBox::set_text(char *text, int isz)
2205 {
2206         this->text->set_text(text, isz);
2207         yscroll->update_length(this->text->get_text_rows(),
2208                 this->text->get_text_row(),
2209                 yscroll->get_handlelength(),
2210                 1);
2211 }
2212
2213 int BC_ScrollTextBox::set_text_row(int n)
2214 {
2215         text->set_text_row(n);
2216         yscroll->update_value(n);
2217         return 1;
2218 }
2219
2220 void BC_ScrollTextBox::update(const char *text)
2221 {
2222         this->text->update(text);
2223         yscroll->update_length(this->text->get_text_rows(),
2224                 this->text->get_text_row(),
2225                 yscroll->get_handlelength(),
2226                 1);
2227 }
2228
2229 void BC_ScrollTextBox::update(const wchar_t *wtext)
2230 {
2231         this->text->update(wtext);
2232         yscroll->update_length(this->text->get_text_rows(),
2233                 this->text->get_text_row(),
2234                 yscroll->get_handlelength(),
2235                 1);
2236 }
2237
2238 void BC_ScrollTextBox::reposition_window(int x, int y, int w, int rows)
2239 {
2240         this->x = x;
2241         this->y = y;
2242         this->w = w;
2243         this->rows = rows;
2244
2245         text->reposition_window(x,
2246                 y,
2247                 w - yscroll->get_span(),
2248                 rows);
2249         yscroll->reposition_window(x + w - yscroll->get_span(),
2250                 y,
2251                 BC_TextBox::calculate_row_h(rows,
2252                         parent_window));
2253         yscroll->update_length(text->get_text_rows(),
2254                 text->get_text_row(),
2255                 rows,
2256                 0);
2257 }
2258
2259 void BC_ScrollTextBox::set_selection(int char1, int char2, int ibeam)
2260 {
2261         this->text->set_selection(char1, char2, ibeam);
2262 }
2263
2264 void BC_ScrollTextBox::wset_selection(int char1, int char2, int ibeam)
2265 {
2266         this->text->wset_selection(char1, char2, ibeam);
2267 }
2268
2269 int BC_ScrollTextBox::get_ibeam_letter()
2270 {
2271         return this->text->get_ibeam_letter();
2272 }
2273
2274
2275
2276
2277
2278
2279
2280 BC_ScrollTextBoxText::BC_ScrollTextBoxText(BC_ScrollTextBox *gui, const char *text)
2281  : BC_TextBox(gui->x, gui->y,
2282         gui->w - get_resources()->vscroll_data[SCROLL_HANDLE_UP]->get_w(),
2283         gui->rows, gui->default_size, (char*)text, 1, MEDIUMFONT)
2284 {
2285         this->gui = gui;
2286 }
2287
2288 BC_ScrollTextBoxText::BC_ScrollTextBoxText(BC_ScrollTextBox *gui, const wchar_t *wtext)
2289  : BC_TextBox(gui->x, gui->y,
2290         gui->w - get_resources()->vscroll_data[SCROLL_HANDLE_UP]->get_w(),
2291         gui->rows, gui->default_size, (wchar_t*)wtext, 1, MEDIUMFONT)
2292 {
2293         this->gui = gui;
2294 }
2295
2296 BC_ScrollTextBoxText::~BC_ScrollTextBoxText()
2297 {
2298         if(gui)
2299         {
2300                 gui->text = 0;
2301                 delete gui;
2302         }
2303 }
2304
2305 int BC_ScrollTextBoxText::handle_event()
2306 {
2307         gui->yscroll->update_length(get_text_rows(),
2308                 get_text_row(),
2309                 gui->yscroll->get_handlelength(),
2310                 1);
2311         return gui->handle_event();
2312 }
2313
2314 int BC_ScrollTextBoxText::motion_event()
2315 {
2316         gui->yscroll->update_length(get_text_rows(),
2317                 get_text_row(),
2318                 gui->yscroll->get_handlelength(),
2319                 1);
2320         return 1;
2321 }
2322
2323
2324 BC_ScrollTextBoxYScroll::BC_ScrollTextBoxYScroll(BC_ScrollTextBox *gui)
2325  : BC_ScrollBar(gui->x +
2326                         gui->w -
2327                         get_resources()->vscroll_data[SCROLL_HANDLE_UP]->get_w(),
2328                 gui->y,
2329                 SCROLL_VERT,
2330                 BC_TextBox::calculate_row_h(gui->rows,
2331                         gui->parent_window),
2332                 gui->text->get_text_rows(),
2333                 0,
2334                 gui->rows)
2335 {
2336         this->gui = gui;
2337 }
2338
2339 BC_ScrollTextBoxYScroll::~BC_ScrollTextBoxYScroll()
2340 {
2341 }
2342
2343 int BC_ScrollTextBoxYScroll::handle_event()
2344 {
2345         gui->text->set_text_row(get_position());
2346         return 1;
2347 }
2348
2349
2350
2351
2352
2353
2354
2355
2356
2357
2358 BC_PopupTextBoxText::BC_PopupTextBoxText(BC_PopupTextBox *popup, int x, int y, const char *text)
2359  : BC_TextBox(x, y, popup->text_w, 1, text, BCTEXTLEN)
2360 {
2361         this->popup = popup;
2362 }
2363
2364 BC_PopupTextBoxText::BC_PopupTextBoxText(BC_PopupTextBox *popup, int x, int y, const wchar_t *wtext)
2365  : BC_TextBox(x, y, popup->text_w, 1, wtext, BCTEXTLEN)
2366 {
2367         this->popup = popup;
2368 }
2369
2370 BC_PopupTextBoxText::~BC_PopupTextBoxText()
2371 {
2372         if(popup) {
2373                 popup->textbox = 0;
2374                 delete popup;
2375                 popup = 0;
2376         }
2377 }
2378
2379
2380 int BC_PopupTextBoxText::handle_event()
2381 {
2382         popup->handle_event();
2383         return 1;
2384 }
2385
2386 BC_PopupTextBoxList::BC_PopupTextBoxList(BC_PopupTextBox *popup, int x, int y)
2387  : BC_ListBox(x, y,
2388         popup->text_w + BC_WindowBase::get_resources()->listbox_button[0]->get_w(),
2389         popup->list_h, popup->list_format, popup->list_items, 0, 0, 1, 0, 1)
2390 {
2391         this->popup = popup;
2392 }
2393 int BC_PopupTextBoxList::handle_event()
2394 {
2395         BC_ListBoxItem *item = get_selection(0, 0);
2396         if(item)
2397         {
2398                 popup->textbox->update(item->get_text());
2399                 popup->handle_event();
2400         }
2401         return 1;
2402 }
2403
2404
2405
2406
2407 BC_PopupTextBox::BC_PopupTextBox(BC_WindowBase *parent_window,
2408                 ArrayList<BC_ListBoxItem*> *list_items,
2409                 const char *default_text, int x, int y,
2410                 int text_w, int list_h, int list_format)
2411 {
2412         this->x = x;
2413         this->y = y;
2414         this->list_h = list_h;
2415         this->list_format = list_format;
2416         this->default_text = (char*)default_text;
2417         this->default_wtext = 0;
2418         this->text_w = text_w;
2419         this->parent_window = parent_window;
2420         this->list_items = list_items;
2421 }
2422
2423 BC_PopupTextBox::~BC_PopupTextBox()
2424 {
2425         delete listbox;
2426         if(textbox)
2427         {
2428                 textbox->popup = 0;
2429                 delete textbox;
2430         }
2431 }
2432
2433 int BC_PopupTextBox::create_objects()
2434 {
2435         int x = this->x, y = this->y;
2436         parent_window->add_subwindow(textbox = default_wtext ?
2437                  new BC_PopupTextBoxText(this, x, y, default_wtext) :
2438                  new BC_PopupTextBoxText(this, x, y, default_text));
2439         x += textbox->get_w();
2440         parent_window->add_subwindow(listbox = new BC_PopupTextBoxList(this, x, y));
2441         return 0;
2442 }
2443
2444 void BC_PopupTextBox::update(const char *text)
2445 {
2446         textbox->update(text);
2447 }
2448
2449 void BC_PopupTextBox::update_list(ArrayList<BC_ListBoxItem*> *data)
2450 {
2451         listbox->update(data,
2452                 0,
2453                 0,
2454                 1);
2455 }
2456
2457
2458 const char* BC_PopupTextBox::get_text()
2459 {
2460         return textbox->get_text();
2461 }
2462
2463 const wchar_t* BC_PopupTextBox::get_wtext()
2464 {
2465         return textbox->get_wtext();
2466 }
2467
2468 int BC_PopupTextBox::get_number()
2469 {
2470         return listbox->get_selection_number(0, 0);
2471 }
2472
2473 int BC_PopupTextBox::get_x()
2474 {
2475         return x;
2476 }
2477
2478 int BC_PopupTextBox::get_y()
2479 {
2480         return y;
2481 }
2482
2483 int BC_PopupTextBox::get_w()
2484 {
2485         return textbox->get_w() + listbox->get_w();
2486 }
2487
2488 int BC_PopupTextBox::get_h()
2489 {
2490         return textbox->get_h();
2491 }
2492
2493 int BC_PopupTextBox::handle_event()
2494 {
2495         return 1;
2496 }
2497
2498 void BC_PopupTextBox::reposition_window(int x, int y)
2499 {
2500         this->x = x;
2501         this->y = y;
2502         int x1 = x, y1 = y;
2503         textbox->reposition_window(x1,
2504                 y1,
2505                 textbox->get_w(),
2506                 textbox->get_rows());
2507         x1 += textbox->get_w();
2508         listbox->reposition_window(x1, y1, -1, -1, 0);
2509 //      if(flush) parent_window->flush();
2510 }
2511
2512
2513
2514
2515
2516
2517
2518
2519
2520
2521
2522
2523
2524
2525 BC_TumbleTextBoxText::BC_TumbleTextBoxText(BC_TumbleTextBox *popup,
2526         int64_t default_value,
2527         int64_t min,
2528         int64_t max,
2529         int x,
2530         int y)
2531  : BC_TextBox(x, y, popup->text_w, 1, default_value)
2532 {
2533         this->popup = popup;
2534 }
2535
2536 BC_TumbleTextBoxText::BC_TumbleTextBoxText(BC_TumbleTextBox *popup,
2537         float default_value,
2538         float min,
2539         float max,
2540         int x,
2541         int y)
2542  : BC_TextBox(x, y, popup->text_w, 1, default_value)
2543 {
2544         this->popup = popup;
2545 }
2546
2547 BC_TumbleTextBoxText::~BC_TumbleTextBoxText()
2548 {
2549         if(popup)
2550         {
2551                 popup->textbox = 0;
2552                 delete popup;
2553                 popup = 0;
2554         }
2555 }
2556
2557
2558
2559 int BC_TumbleTextBoxText::handle_event()
2560 {
2561         popup->handle_event();
2562         return 1;
2563 }
2564
2565 int BC_TumbleTextBoxText::button_press_event()
2566 {
2567         if(is_event_win())
2568         {
2569                 if(get_buttonpress() < 4) return BC_TextBox::button_press_event();
2570
2571                 if(get_buttonpress() == 4)
2572                 {
2573                         popup->tumbler->handle_up_event();
2574                 }
2575                 else
2576                 if(get_buttonpress() == 5)
2577                 {
2578                         popup->tumbler->handle_down_event();
2579                 }
2580                 return 1;
2581         }
2582         return 0;
2583 }
2584
2585
2586
2587
2588 BC_TumbleTextBox::BC_TumbleTextBox(BC_WindowBase *parent_window,
2589                 int64_t default_value,
2590                 int64_t min,
2591                 int64_t max,
2592                 int x,
2593                 int y,
2594                 int text_w)
2595 {
2596         reset();
2597         this->x = x;
2598         this->y = y;
2599         this->min = min;
2600         this->max = max;
2601         this->default_value = default_value;
2602         this->text_w = text_w;
2603         this->parent_window = parent_window;
2604         use_float = 0;
2605         precision = 4;
2606         increment = 1;
2607 }
2608
2609 BC_TumbleTextBox::BC_TumbleTextBox(BC_WindowBase *parent_window,
2610                 int default_value,
2611                 int min,
2612                 int max,
2613                 int x,
2614                 int y,
2615                 int text_w)
2616 {
2617         reset();
2618         this->x = x;
2619         this->y = y;
2620         this->min = min;
2621         this->max = max;
2622         this->default_value = default_value;
2623         this->text_w = text_w;
2624         this->parent_window = parent_window;
2625         use_float = 0;
2626         precision = 4;
2627         increment = 1;
2628 }
2629
2630 BC_TumbleTextBox::BC_TumbleTextBox(BC_WindowBase *parent_window,
2631                 float default_value_f,
2632                 float min_f,
2633                 float max_f,
2634                 int x,
2635                 int y,
2636                 int text_w)
2637 {
2638         reset();
2639         this->x = x;
2640         this->y = y;
2641         this->min_f = min_f;
2642         this->max_f = max_f;
2643         this->default_value_f = default_value_f;
2644         this->text_w = text_w;
2645         this->parent_window = parent_window;
2646         use_float = 1;
2647         precision = 4;
2648         increment = 1;
2649 }
2650
2651 BC_TumbleTextBox::~BC_TumbleTextBox()
2652 {
2653 // Recursive delete.  Normally ~BC_TumbleTextBox is never called but textbox
2654 // is deleted anyway by the windowbase so textbox deletes this.
2655         if(tumbler) delete tumbler;
2656         tumbler = 0;
2657 // Don't delete text here if we were called by ~BC_TumbleTextBoxText
2658         if(textbox)
2659         {
2660                 textbox->popup = 0;
2661                 delete textbox;
2662         }
2663         textbox = 0;
2664 }
2665
2666 void BC_TumbleTextBox::reset()
2667 {
2668         textbox = 0;
2669         tumbler = 0;
2670         increment = 1.0;
2671 }
2672
2673 void BC_TumbleTextBox::set_precision(int precision)
2674 {
2675         this->precision = precision;
2676 }
2677
2678 void BC_TumbleTextBox::set_increment(float value)
2679 {
2680         this->increment = value;
2681         if(tumbler) tumbler->set_increment(value);
2682 }
2683
2684 void BC_TumbleTextBox::set_log_floatincrement(int value)
2685 {
2686         this->log_floatincrement = value;
2687         if(tumbler) tumbler->set_log_floatincrement(value);
2688 }
2689
2690 int BC_TumbleTextBox::create_objects()
2691 {
2692         int x = this->x, y = this->y;
2693
2694         if(use_float)
2695         {
2696                 parent_window->add_subwindow(textbox = new BC_TumbleTextBoxText(this,
2697                         default_value_f,
2698                         min_f,
2699                         max_f,
2700                         x,
2701                         y));
2702                 textbox->set_precision(precision);
2703         }
2704         else
2705                 parent_window->add_subwindow(textbox = new BC_TumbleTextBoxText(this,
2706                         default_value,
2707                         min,
2708                         max,
2709                         x,
2710                         y));
2711
2712         x += textbox->get_w();
2713
2714         if(use_float)
2715                 parent_window->add_subwindow(tumbler = new BC_FTumbler(textbox,
2716                         min_f,
2717                         max_f,
2718                         x,
2719                         y));
2720         else
2721                 parent_window->add_subwindow(tumbler = new BC_ITumbler(textbox,
2722                         min,
2723                         max,
2724                         x,
2725                         y));
2726
2727         tumbler->set_increment(increment);
2728         return 0;
2729 }
2730
2731 const char* BC_TumbleTextBox::get_text()
2732 {
2733         return textbox->get_text();
2734 }
2735
2736 const wchar_t* BC_TumbleTextBox::get_wtext()
2737 {
2738         return textbox->get_wtext();
2739 }
2740
2741 BC_TextBox* BC_TumbleTextBox::get_textbox()
2742 {
2743         return textbox;
2744 }
2745
2746 int BC_TumbleTextBox::update(const char *value)
2747 {
2748         textbox->update(value);
2749         return 0;
2750 }
2751
2752 int BC_TumbleTextBox::update(int64_t value)
2753 {
2754         textbox->update(value);
2755         return 0;
2756 }
2757
2758 int BC_TumbleTextBox::update(float value)
2759 {
2760         textbox->update(value);
2761         return 0;
2762 }
2763
2764
2765 int BC_TumbleTextBox::get_x()
2766 {
2767         return x;
2768 }
2769
2770 int BC_TumbleTextBox::get_y()
2771 {
2772         return y;
2773 }
2774
2775 int BC_TumbleTextBox::get_w()
2776 {
2777         return textbox->get_w() + tumbler->get_w();
2778 }
2779
2780 int BC_TumbleTextBox::get_h()
2781 {
2782         return textbox->get_h();
2783 }
2784
2785 void BC_TumbleTextBox::disable(int hide_text)
2786 {
2787         if( hide_text && !textbox->is_hidden() )
2788                 textbox->hide_window(0);
2789         if( !tumbler->is_hidden() )
2790                 tumbler->hide_window(0);
2791         if( !get_enabled() ) return;
2792         return textbox->disable();
2793 }
2794
2795 void BC_TumbleTextBox::enable()
2796 {
2797         if( textbox->is_hidden() )
2798                 textbox->show_window(0);
2799         if( tumbler->is_hidden() )
2800                 tumbler->show_window(0);
2801         if( get_enabled() ) return;
2802         return textbox->enable();
2803 }
2804
2805 int BC_TumbleTextBox::get_enabled()
2806 {
2807         return textbox->get_enabled();
2808 }
2809
2810 int BC_TumbleTextBox::handle_event()
2811 {
2812         return 1;
2813 }
2814
2815 void BC_TumbleTextBox::reposition_window(int x, int y)
2816 {
2817         this->x = x;
2818         this->y = y;
2819
2820         textbox->reposition_window(x,
2821                 y,
2822                 text_w,
2823                 1);
2824         tumbler->reposition_window(x + textbox->get_w(),
2825                 y);
2826 //      if(flush) parent_window->flush();
2827 }
2828
2829
2830 void BC_TumbleTextBox::set_boundaries(int64_t min, int64_t max)
2831 {
2832         tumbler->set_boundaries(min, max);
2833 }
2834
2835 void BC_TumbleTextBox::set_boundaries(float min, float max)
2836 {
2837         tumbler->set_boundaries(min, max);
2838 }