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                 hide_tooltip();
 776                 draw_border();
 777                 flash(1);
 778         }
 779         if( !suggestions_popup &&
 780             top_level->get_resources()->textbox_focus_policy == LEAVE_DEACTIVATE )
 781                 deactivate();
 782         return 0;
 783 }
 784
 785 int BC_TextBox::button_press_event()
 786 {
 787         const int debug = 0;
 788
 789         if(!enabled) return 0;
 790         if(get_buttonpress() != WHEEL_UP &&
 791                 get_buttonpress() != WHEEL_DOWN &&
 792                 get_buttonpress() != LEFT_BUTTON &&
 793                 get_buttonpress() != MIDDLE_BUTTON) return 0;
 794
 795
 796
 797         if(debug) printf("BC_TextBox::button_press_event %d\n", __LINE__);
 798
 799         int cursor_letter = 0;
 800         int wtext_len = wtext_update();
 801         int update_scroll = 0;
 802
 803
 804         if(top_level->event_win == win)
 805         {
 806                 if(!active)
 807                 {
 808                         hide_tooltip();
 809                         top_level->deactivate();
 810                         activate();
 811                 }
 812
 813
 814                 if(get_buttonpress() == WHEEL_UP)
 815                 {
 816                         text_y += text_height;
 817                         text_y = MIN(text_y, top_margin);
 818                         update_scroll = 1;
 819                 }
 820                 else
 821                 if(get_buttonpress() == WHEEL_DOWN)
 822                 {
 823                         int min_y = -(get_text_rows() *
 824                                 text_height -
 825                                 get_h() +
 826                                 bottom_margin);
 827                         text_y -= text_height;
 828                         text_y = MAX(text_y, min_y);
 829                         text_y = MIN(text_y, top_margin);
 830                         update_scroll = 1;
 831                 }
 832                 else
 833                 {
 834
 835                 cursor_letter = get_cursor_letter(top_level->cursor_x, top_level->cursor_y);
 836
 837         //printf("BC_TextBox::button_press_event %d %d\n", __LINE__, cursor_letter);
 838
 839
 840                 if(get_triple_click())
 841                 {
 842         //printf("BC_TextBox::button_press_event %d\n", __LINE__);
 843                         line_selected = 1;
 844                         select_line(highlight_letter1, highlight_letter2, cursor_letter);
 845                         highlight_letter3 = highlight_letter1;
 846                         highlight_letter4 = highlight_letter2;
 847                         ibeam_letter = highlight_letter2;
 848                         copy_selection(PRIMARY_SELECTION);
 849                 }
 850                 else
 851                 if(get_double_click())
 852                 {
 853                         word_selected = 1;
 854                         select_word(highlight_letter1, highlight_letter2, cursor_letter);
 855                         highlight_letter3 = highlight_letter1;
 856                         highlight_letter4 = highlight_letter2;
 857                         ibeam_letter = highlight_letter2;
 858                         copy_selection(PRIMARY_SELECTION);
 859                 }
 860                 else
 861                 if(get_buttonpress() == MIDDLE_BUTTON)
 862                 {
 863                         highlight_letter3 = highlight_letter4 =
 864                                 ibeam_letter = highlight_letter1 =
 865                                 highlight_letter2 = cursor_letter;
 866                         paste_selection(PRIMARY_SELECTION);
 867                 }
 868                 else
 869                 {
 870                         text_selected = 1;
 871                         highlight_letter3 = highlight_letter4 =
 872                                 ibeam_letter = highlight_letter1 =
 873                                 highlight_letter2 = cursor_letter;
 874                 }
 875
 876
 877         // Handle scrolling by highlighting text
 878                 if(text_selected || word_selected || line_selected)
 879                 {
 880                         set_repeat(top_level->get_resources()->scroll_repeat);
 881                 }
 882
 883                 if(ibeam_letter < 0) ibeam_letter = 0;
 884                 if(ibeam_letter > wtext_len) ibeam_letter = wtext_len;
 885                 }
 886
 887                 draw(1);
 888                 if(update_scroll && yscroll)
 889                 {
 890                         yscroll->update_length(get_text_rows(),
 891                                 get_text_row(),
 892                                 yscroll->get_handlelength(),
 893                                 1);
 894                 }
 895                 handle_event();
 896                 return 1;
 897         }
 898         else
 899         if( active ) {
 900                 if( suggestions_popup && (!yscroll || !yscroll->is_event_win())) {
 901                         if( suggestions_popup->button_press_event() )
 902                                 return suggestions_popup->handle_event();
 903                 }
 904                 else if( top_level->get_resources()->textbox_focus_policy == CLICK_DEACTIVATE )
 905                         deactivate();
 906         }
 907
 908         return 0;
 909 }
 910
 911 int BC_TextBox::button_release_event()
 912 {
 913         if(active)
 914         {
 915                 hide_tooltip();
 916                 if(text_selected || word_selected || line_selected)
 917                 {
 918                         text_selected = 0;
 919                         word_selected = 0;
 920                         line_selected = 0;
 921
 922 // Stop scrolling by highlighting text
 923                         unset_repeat(top_level->get_resources()->scroll_repeat);
 924                 }
 925         }
 926         return 0;
 927 }
 928
 929 int BC_TextBox::cursor_motion_event()
 930 {
 931         int cursor_letter, letter1, letter2;
 932         if(active)
 933         {
 934                 if(text_selected || word_selected || line_selected)
 935                 {
 936                         cursor_letter = get_cursor_letter(top_level->cursor_x,
 937                                 top_level->cursor_y);
 938
 939 //printf("BC_TextBox::cursor_motion_event %d cursor_letter=%d\n", __LINE__, cursor_letter);
 940
 941                         if(line_selected)
 942                         {
 943                                 select_line(letter1, letter2, cursor_letter);
 944                         }
 945                         else
 946                         if(word_selected)
 947                         {
 948                                 select_word(letter1, letter2, cursor_letter);
 949                         }
 950                         else
 951                         if(text_selected)
 952                         {
 953                                 letter1 = letter2 = cursor_letter;
 954                         }
 955
 956                         if(letter1 <= highlight_letter3)
 957                         {
 958                                 highlight_letter1 = letter1;
 959                                 highlight_letter2 = highlight_letter4;
 960                                 ibeam_letter = letter1;
 961                         }
 962                         else
 963                         if(letter2 >= highlight_letter4)
 964                         {
 965                                 highlight_letter2 = letter2;
 966                                 highlight_letter1 = highlight_letter3;
 967                                 ibeam_letter = letter2;
 968                         }
 969
 970                         copy_selection(PRIMARY_SELECTION);
 971
 972
 973
 974
 975                         draw(1);
 976                         return 1;
 977                 }
 978         }
 979
 980         return 0;
 981 }
 982
 983 int BC_TextBox::activate()
 984 {
 985         if( !active ) {
 986                 active = 1;
 987                 top_level->set_active_subwindow(this);
 988                 top_level->set_repeat(top_level->get_resources()->blink_rate);
 989         }
 990         draw(1);
 991         return 0;
 992 }
 993
 994 int BC_TextBox::deactivate()
 995 {
 996         if( active ) {
 997                 active = 0;
 998                 text_selected = word_selected = line_selected = 0;
 999                 top_level->set_active_subwindow(0);
1000                 top_level->unset_repeat(top_level->get_resources()->blink_rate);
1001         }
1002         draw(1);
1003         return 0;
1004 }
1005
1006 int BC_TextBox::repeat_event(int64_t duration)
1007 {
1008         int result = 0;
1009         int cursor_y = get_cursor_y();
1010         //int cursor_x = get_cursor_x();
1011
1012         if(duration == top_level->get_resources()->tooltip_delay &&
1013                 tooltip_text && tooltip_text[0] != 0 && highlighted)
1014         {
1015                 show_tooltip();
1016                 tooltip_done = 1;
1017                 result = 1;
1018         }
1019
1020         if(duration == top_level->get_resources()->blink_rate &&
1021                 active &&
1022                 get_has_focus())
1023         {
1024 // don't flash if keypress
1025                 if(skip_cursor->get_difference() < 500)
1026                 {
1027 // printf("BC_TextBox::repeat_event 1 %lld %lld\n",
1028 // skip_cursor->get_difference(),
1029 // duration);
1030                         result = 1;
1031                 }
1032                 else
1033                 {
1034                         if(!(text_selected || word_selected || line_selected))
1035                         {
1036                                 draw_cursor();
1037                                 flash(1);
1038                         }
1039                         result = 1;
1040                 }
1041         }
1042
1043         if(duration == top_level->get_resources()->scroll_repeat &&
1044                 (text_selected || word_selected || line_selected))
1045         {
1046                 int difference = 0;
1047                 if(get_cursor_y() < top_margin)
1048                 {
1049                         difference = get_cursor_y() - top_margin ;
1050                 }
1051                 else
1052                 if(get_cursor_y() > get_h() - bottom_margin)
1053                 {
1054                         difference = get_cursor_y() -
1055                                 (get_h() - bottom_margin);
1056                 }
1057                 if(difference != 0) {
1058                         int min_y = -(get_text_rows() * text_height -
1059                                 get_h() + bottom_margin);
1060
1061                         text_y -= difference;
1062 // printf("BC_TextBox::repeat_event %d %d %d\n",
1063 // __LINE__,
1064 // text_y,
1065 // min_y);
1066                         text_y = MAX(min_y, text_y);
1067                         text_y = MIN(text_y, top_margin);
1068
1069                         draw(1);
1070                         motion_event();
1071                         result = 1;
1072                 }
1073
1074                 if(get_cursor_x() < left_margin)
1075                 {
1076                         int difference = left_margin - get_cursor_x();
1077
1078                         text_x += difference;
1079                         text_x = MIN(text_x, left_margin);
1080                         draw(1);
1081                         result = 1;
1082                 }
1083                 else if(get_cursor_x() > get_w() - right_margin)
1084                 {
1085                         int difference = get_cursor_x() - (get_w() - right_margin);
1086                         int new_text_x = text_x - difference;
1087
1088 // Get width of current row
1089                         int min_x = 0;
1090                         int row_width = 0;
1091                         int wtext_len = wtext_update();
1092                         int row_begin = 0;
1093                         int row_end = 0;
1094                         for(int i = 0, k = text_y; i < wtext_len; k += text_height)
1095                         {
1096                                 row_begin = i;
1097                                 while(wtext[i] != '\n' && i < wtext_len) {
1098                                         i++;
1099                                 }
1100                                 row_end = i;
1101                                 if(wtext[i] == '\n') i++;
1102
1103                                 if(cursor_y >= k && cursor_y < k + text_height) {
1104                                         row_width = get_text_width(font,
1105                                                 wtext + row_begin,
1106                                                 row_end - row_begin);
1107
1108                                         break;
1109                                 }
1110                         }
1111
1112                         min_x = -row_width + get_w() - left_margin - BCCURSORW;
1113                         new_text_x = MAX(new_text_x, min_x);
1114                         new_text_x = MIN(new_text_x, left_margin);
1115
1116                         if(new_text_x < text_x) text_x = new_text_x;
1117                         draw(1);
1118                         result = 1;
1119                 }
1120         }
1121
1122         return result;
1123 }
1124
1125 void BC_TextBox::default_keypress(int &dispatch_event, int &result)
1126 {
1127         int key = top_level->get_keypress(), len;
1128         if( (key == RETURN) || ( key >= 32 && key <= 255 ) ) {
1129                 wchar_t *wkeys = top_level->get_wkeystring(&len);
1130                 if( key == RETURN ) { wkeys[0] = '\n';  wkeys[1] = 0;  len = 1; }
1131                 insert_text(wkeys, len);
1132                 find_ibeam(1);
1133                 draw(1);
1134                 dispatch_event = 1;
1135                 result = 1;
1136         }
1137 }
1138
1139 int BC_TextBox::keypress_event()
1140 {
1141 // Result == 2 contents changed
1142 // Result == 1 trapped keypress
1143 // Result == 0 nothing
1144         int result = 0;
1145         int dispatch_event = 0;
1146
1147         if(!active || !enabled) return 0;
1148
1149         int wtext_len = wtext_update();
1150         last_keypress = get_keypress();
1151
1152         if( unicode_active >= 0 ) {
1153                 wchar_t wch = 0;
1154                 int wlen =  -1;
1155                 switch( last_keypress ) {
1156 //unicode active acitons
1157                 case RETURN: {
1158                         for( int i=highlight_letter1+1; i<highlight_letter2; ++i ) {
1159                                 int ch = nib(wtext[i]);
1160                                 if( ch < 0 ) return 1;
1161                                 wch = (wch<<4) + ch;
1162                         }
1163                         if( wch ) {
1164                                 dispatch_event = 1;
1165                                 unicode_active = -1;
1166                                 result = 1;
1167                                 wlen = 1;
1168                                 break;
1169                         } } // fall through
1170                 case ESC: {
1171                         unicode_active = -1;
1172                         result = 1;
1173                         wlen = 0;
1174                         break; }
1175                 case BACKSPACE: {
1176                         if(ibeam_letter > 0) {
1177                                 delete_selection(ibeam_letter - 1, ibeam_letter, wtext_len);
1178                                 highlight_letter2 = --ibeam_letter;
1179                                 if( highlight_letter1 >= highlight_letter2 )
1180                                         unicode_active = -1;
1181                         }
1182                         result = 1;
1183                         wlen = 0;
1184                         break; }
1185                 case '0': case '1': case '2': case '3': case '4':
1186                 case '5': case '6': case '7': case '8': case '9':
1187                 case 'A': case 'B': case 'C': case 'D': case 'E': case 'F':
1188                 case 'a': case 'b': case 'c': case 'd': case 'e': case 'f': {
1189                         int n = nib(last_keypress);
1190                         wch = n < 10 ? '0'+n : 'A'+n-10;
1191                         result = 1;
1192                         wlen = 1;
1193                         break; }
1194 //normal actions
1195                 case TAB:
1196                 case LEFTTAB:
1197                         break;
1198 //ignored actions
1199                 default:
1200                         result = 1;
1201                         break;
1202                 }
1203                 if( wlen >= 0 ) {
1204                         insert_text(&wch, wlen);
1205                         find_ibeam(1);
1206                         if( unicode_active >= 0 )
1207                                 highlight_letter2 = ibeam_letter;
1208                         else
1209                                 highlight_letter1 = highlight_letter2 = 0;
1210                         draw(1);
1211                 }
1212         }
1213
1214         if( !result ) {
1215 //printf("BC_TextBox::keypress_event %d %x\n", __LINE__, last_keypress)
1216                 switch(last_keypress) {
1217                 case ESC: {
1218 // Deactivate the suggestions
1219                         if( suggestions_popup ) {
1220                                 no_suggestions();
1221                                 result = 1;
1222                         }
1223                         else {
1224                                 top_level->deactivate();
1225                                 result = 0;
1226                         }
1227                         break; }
1228
1229                 case RETURN: {
1230                         if( rows == 1 ) {
1231                                 highlight_letter1 = highlight_letter2 = 0;
1232                                 ibeam_letter = wtext_update();
1233                                 top_level->deactivate();
1234                                 dispatch_event = 1;
1235                                 result = 0;
1236                         }
1237                         else {
1238                                 default_keypress(dispatch_event, result);
1239                         }
1240                         break; }
1241
1242
1243 // Handle like a default keypress
1244                 case TAB: {
1245                         top_level->cycle_textboxes(1);
1246                         result = 1;
1247                         break; }
1248
1249                 case LEFTTAB: {
1250                         top_level->cycle_textboxes(-1);
1251                         result = 1;
1252                         break; }
1253
1254                 case LEFT: {
1255                         if(ibeam_letter > 0) {
1256                                 int old_ibeam_letter = ibeam_letter;
1257 // Single character
1258                                 if(!ctrl_down()) {
1259                                         ibeam_letter--;
1260                                 }
1261                                 else {
1262 // Word
1263                                         ibeam_letter--;
1264                                         while(ibeam_letter > 0 && isalnum(wtext[ibeam_letter - 1]))
1265                                                 ibeam_letter--;
1266                                 }
1267
1268 // Extend selection
1269                                 if(top_level->shift_down()) {
1270 // Initialize highlighting
1271                                         if(highlight_letter1 == highlight_letter2) {
1272                                                 highlight_letter1 = ibeam_letter;
1273                                                 highlight_letter2 = old_ibeam_letter;
1274                                         }
1275                                         else if(highlight_letter1 == old_ibeam_letter) {
1276 // Extend left highlight
1277                                                 highlight_letter1 = ibeam_letter;
1278                                         }
1279                                         else if(highlight_letter2 == old_ibeam_letter) {
1280 // Shrink right highlight
1281                                                 highlight_letter2 = ibeam_letter;
1282                                         }
1283                                 }
1284                                 else {
1285                                         highlight_letter1 = highlight_letter2 = ibeam_letter;
1286                                 }
1287
1288
1289                                 find_ibeam(1);
1290                                 if(keypress_draw) draw(1);
1291                         }
1292                         result = 1;
1293                         break; }
1294
1295                 case RIGHT: {
1296                         if(ibeam_letter < wtext_len) {
1297                                 int old_ibeam_letter = ibeam_letter;
1298 // Single character
1299                                 if(!ctrl_down()) {
1300                                         ibeam_letter++;
1301                                 }
1302                                 else {
1303 // Word
1304                                         while(ibeam_letter < wtext_len && isalnum(wtext[ibeam_letter++]));
1305                                 }
1306
1307
1308
1309 // Extend selection
1310                                 if(top_level->shift_down()) {
1311 // Initialize highlighting
1312                                         if(highlight_letter1 == highlight_letter2) {
1313                                                 highlight_letter1 = old_ibeam_letter;
1314                                                 highlight_letter2 = ibeam_letter;
1315                                         }
1316                                         else if(highlight_letter1 == old_ibeam_letter) {
1317 // Shrink left highlight
1318                                                 highlight_letter1 = ibeam_letter;
1319                                         }
1320                                         else if(highlight_letter2 == old_ibeam_letter) {
1321 // Expand right highlight
1322                                                 highlight_letter2 = ibeam_letter;
1323                                         }
1324                                 }
1325                                 else {
1326                                         highlight_letter1 = highlight_letter2 = ibeam_letter;
1327                                 }
1328
1329                                 find_ibeam(1);
1330                                 if(keypress_draw) draw(1);
1331                         }
1332                         result = 1;
1333                         break; }
1334
1335                 case UP: {
1336                         if( suggestions && suggestions_popup ) {
1337 // Pass to suggestions popup
1338 //printf("BC_TextBox::keypress_event %d\n", __LINE__);
1339                                 suggestions_popup->activate(1);
1340                                 suggestions_popup->keypress_event();
1341                                 result = 1;
1342                         }
1343                         else if(ibeam_letter > 0) {
1344 //printf("BC_TextBox::keypress_event 1 %d %d %d\n", ibeam_x, ibeam_y, ibeam_letter);
1345                                 int new_letter = get_cursor_letter2(ibeam_x + text_x,
1346                                         ibeam_y + text_y - text_height);
1347 //printf("BC_TextBox::keypress_event 2 %d %d %d\n", ibeam_x, ibeam_y, new_letter);
1348
1349 // Extend selection
1350                                 if(top_level->shift_down()) {
1351 // Initialize highlighting
1352                                         if(highlight_letter1 == highlight_letter2) {
1353                                                 highlight_letter1 = new_letter;
1354                                                 highlight_letter2 = ibeam_letter;
1355                                         }
1356                                         else if(highlight_letter1 == ibeam_letter) {
1357 // Expand left highlight
1358                                                 highlight_letter1 = new_letter;
1359                                         }
1360                                         else if(highlight_letter2 == ibeam_letter) {
1361 // Shrink right highlight
1362                                                 highlight_letter2 = new_letter;
1363                                         }
1364                                 }
1365                                 else
1366                                         highlight_letter1 = highlight_letter2 = new_letter;
1367
1368                                 if(highlight_letter1 > highlight_letter2) {
1369                                         int temp = highlight_letter1;
1370                                         highlight_letter1 = highlight_letter2;
1371                                         highlight_letter2 = temp;
1372                                 }
1373                                 ibeam_letter = new_letter;
1374
1375                                 find_ibeam(1);
1376                                 if(keypress_draw) draw(1);
1377                         }
1378                         result = 1;
1379                         break; }
1380
1381                 case PGUP: {
1382                         if(ibeam_letter > 0) {
1383                                 int new_letter = get_cursor_letter2(ibeam_x + text_x,
1384                                         ibeam_y + text_y - get_h());
1385
1386 // Extend selection
1387                                 if(top_level->shift_down()) {
1388 // Initialize highlighting
1389                                         if(highlight_letter1 == highlight_letter2) {
1390                                                 highlight_letter1 = new_letter;
1391                                                 highlight_letter2 = ibeam_letter;
1392                                         }
1393                                         else if(highlight_letter1 == ibeam_letter) {
1394 // Expand left highlight
1395                                                 highlight_letter1 = new_letter;
1396                                         }
1397                                         else if(highlight_letter2 == ibeam_letter) {
1398 // Shrink right highlight
1399                                                 highlight_letter2 = new_letter;
1400                                         }
1401                                 }
1402                                 else
1403                                         highlight_letter1 = highlight_letter2 = new_letter;
1404
1405                                 if(highlight_letter1 > highlight_letter2) {
1406                                         int temp = highlight_letter1;
1407                                         highlight_letter1 = highlight_letter2;
1408                                         highlight_letter2 = temp;
1409                                 }
1410                                 ibeam_letter = new_letter;
1411
1412                                 find_ibeam(1);
1413                                 if(keypress_draw) draw(1);
1414                         }
1415                         result = 1;
1416                         break; }
1417
1418                 case DOWN: {
1419 // printf("BC_TextBox::keypress_event %d %p %p\n",
1420 // __LINE__,
1421 // suggestions,
1422 // suggestions_popup);
1423                         if( suggestions && suggestions_popup ) {
1424 // Pass to suggestions popup
1425                                 suggestions_popup->activate(1);
1426                                 suggestions_popup->keypress_event();
1427                                 result = 1;
1428                         }
1429                         else
1430 //                      if(ibeam_letter > 0)
1431                         {
1432 // Extend selection
1433                                 int new_letter = get_cursor_letter2(ibeam_x + text_x,
1434                                         ibeam_y + text_y + text_height);
1435 //printf("BC_TextBox::keypress_event 10 %d\n", new_letter);
1436
1437                                 if(top_level->shift_down()) {
1438 // Initialize highlighting
1439                                         if(highlight_letter1 == highlight_letter2) {
1440                                                 highlight_letter1 = new_letter;
1441                                                 highlight_letter2 = ibeam_letter;
1442                                         }
1443                                         else if(highlight_letter1 == ibeam_letter) {
1444 // Shrink left highlight
1445                                                 highlight_letter1 = new_letter;
1446                                         }
1447                                         else if(highlight_letter2 == ibeam_letter) {
1448 // Expand right highlight
1449                                                 highlight_letter2 = new_letter;
1450                                         }
1451                                 }
1452                                 else
1453                                         highlight_letter1 = highlight_letter2 = new_letter;
1454
1455                                 if(highlight_letter1 > highlight_letter2) {
1456                                         int temp = highlight_letter1;
1457                                         highlight_letter1 = highlight_letter2;
1458                                         highlight_letter2 = temp;
1459                                 }
1460                                 ibeam_letter = new_letter;
1461
1462                                 find_ibeam(1);
1463                                 if(keypress_draw) draw(1);
1464
1465 //printf("BC_TextBox::keypress_event 20 %d\n", ibeam_letter);
1466                         }
1467                         result = 1;
1468                         break; }
1469
1470                 case PGDN: {
1471 // Extend selection
1472                         int new_letter = get_cursor_letter2(ibeam_x + text_x,
1473                                 ibeam_y + text_y + get_h());
1474 //printf("BC_TextBox::keypress_event 10 %d\n", new_letter);
1475
1476                         if(top_level->shift_down()) {
1477 // Initialize highlighting
1478                                 if(highlight_letter1 == highlight_letter2) {
1479                                         highlight_letter1 = new_letter;
1480                                         highlight_letter2 = ibeam_letter;
1481                                 }
1482                                 else if(highlight_letter1 == ibeam_letter) {
1483 // Shrink left highlight
1484                                         highlight_letter1 = new_letter;
1485                                 }
1486                                 else if(highlight_letter2 == ibeam_letter) {
1487 // Expand right highlight
1488                                         highlight_letter2 = new_letter;
1489                                 }
1490                         }
1491                         else
1492                                 highlight_letter1 = highlight_letter2 = new_letter;
1493
1494                         if(highlight_letter1 > highlight_letter2) {
1495                                 int temp = highlight_letter1;
1496                                 highlight_letter1 = highlight_letter2;
1497                                 highlight_letter2 = temp;
1498                         }
1499                         ibeam_letter = new_letter;
1500
1501                         find_ibeam(1);
1502                         if(keypress_draw) draw(1);
1503
1504 //printf("BC_TextBox::keypress_event 20 %d\n", ibeam_letter);
1505                         result = 1;
1506                         break; }
1507
1508                 case END: {
1509                         no_suggestions();
1510
1511                         int old_ibeam_letter = ibeam_letter;
1512
1513                         while(ibeam_letter < wtext_len && wtext[ibeam_letter] != '\n')
1514                                 ibeam_letter++;
1515
1516                         if(top_level->shift_down()) {
1517 // Begin selection
1518                                 if(highlight_letter1 == highlight_letter2) {
1519                                         highlight_letter2 = ibeam_letter;
1520                                         highlight_letter1 = old_ibeam_letter;
1521                                 }
1522                                 else if(highlight_letter1 == old_ibeam_letter) {
1523 // Shrink selection
1524                                         highlight_letter1 = highlight_letter2;
1525                                         highlight_letter2 = ibeam_letter;
1526                                 }
1527                                 else if(highlight_letter2 == old_ibeam_letter) {
1528 // Extend selection
1529                                         highlight_letter2 = ibeam_letter;
1530                                 }
1531                         }
1532                         else
1533                                 highlight_letter1 = highlight_letter2 = ibeam_letter;
1534
1535                         find_ibeam(1);
1536                         if(keypress_draw) draw(1);
1537                         result = 1;
1538                         break; }
1539
1540                 case HOME: {
1541                         no_suggestions();
1542
1543                         int old_ibeam_letter = ibeam_letter;
1544
1545                         while(ibeam_letter > 0 && wtext[ibeam_letter - 1] != '\n')
1546                                 ibeam_letter--;
1547
1548                         if(top_level->shift_down())
1549                         {
1550 // Begin selection
1551                                 if(highlight_letter1 == highlight_letter2)
1552                                 {
1553                                         highlight_letter2 = old_ibeam_letter;
1554                                         highlight_letter1 = ibeam_letter;
1555                                 }
1556                                 else
1557 // Extend selection
1558                                 if(highlight_letter1 == old_ibeam_letter)
1559                                 {
1560                                         highlight_letter1 = ibeam_letter;
1561                                 }
1562                                 else
1563 // Shrink selection
1564                                 if(highlight_letter2 == old_ibeam_letter)
1565                                 {
1566                                         highlight_letter2 = highlight_letter1;
1567                                         highlight_letter1 = ibeam_letter;
1568                                 }
1569                         }
1570                         else
1571                                 highlight_letter1 = highlight_letter2 = ibeam_letter;
1572
1573                         find_ibeam(1);
1574                         if(keypress_draw) draw(1);
1575                         result = 1;
1576                         break; }
1577
1578                 case BACKSPACE: {
1579                         no_suggestions();
1580
1581                         if(highlight_letter1 == highlight_letter2) {
1582                                 if(ibeam_letter > 0) {
1583                                         delete_selection(ibeam_letter - 1, ibeam_letter, wtext_len);
1584                                         ibeam_letter--;
1585                                 }
1586                         }
1587                         else {
1588                                 delete_selection(highlight_letter1, highlight_letter2, wtext_len);
1589                                 highlight_letter2 = ibeam_letter = highlight_letter1;
1590                         }
1591
1592                         find_ibeam(1);
1593                         if(keypress_draw) draw(1);
1594                         dispatch_event = 1;
1595                         result = 1;
1596                         break; }
1597
1598                 case DELETE: {
1599 //printf("BC_TextBox::keypress_event %d\n", __LINE__);
1600                         if(highlight_letter1 == highlight_letter2) {
1601                                 if(ibeam_letter < wtext_len) {
1602                                         delete_selection(ibeam_letter, ibeam_letter + 1, wtext_len);
1603                                 }
1604                         }
1605                         else {
1606                                 delete_selection(highlight_letter1, highlight_letter2, wtext_len);
1607                                 highlight_letter2 = ibeam_letter = highlight_letter1;
1608                         }
1609
1610                         find_ibeam(1);
1611                         if(keypress_draw) draw(1);
1612                         dispatch_event = 1;
1613                         result = 1;
1614                         break; }
1615
1616                 default: {
1617                         if( ctrl_down() ) {
1618                                 switch( get_keypress() ) {
1619                                 case 'c': case 'C': {
1620                                         if(highlight_letter1 != highlight_letter2) {
1621                                                 copy_selection(SECONDARY_SELECTION);
1622                                                 result = 1;
1623                                         }
1624                                         break; }
1625                                 case 'v': case 'V': {
1626                                         paste_selection(SECONDARY_SELECTION);
1627                                         find_ibeam(1);
1628                                         if(keypress_draw) draw(1);
1629                                         dispatch_event = 1;
1630                                         result = 1;
1631                                         break; }
1632                                 case 'x': case 'X': {
1633                                         if(highlight_letter1 != highlight_letter2) {
1634                                                 copy_selection(SECONDARY_SELECTION);
1635                                                 delete_selection(highlight_letter1, highlight_letter2, wtext_len);
1636                                                 highlight_letter2 = ibeam_letter = highlight_letter1;
1637                                         }
1638
1639                                         find_ibeam(1);
1640                                         if(keypress_draw) draw(1);
1641                                         dispatch_event = 1;
1642                                         result = 1;
1643                                         break; }
1644                                 case 'u': case 'U': {
1645                                         if( shift_down() ) {
1646                                                 unicode_active = ibeam_letter;
1647                                                 wchar_t wkey = 'U';
1648                                                 insert_text(&wkey, 1);
1649                                                 find_ibeam(1);
1650                                                 highlight_letter1 = unicode_active;
1651                                                 highlight_letter2 = ibeam_letter;
1652                                                 draw(1);
1653                                                 result = 1;
1654                                         }
1655                                         break; }
1656                                 }
1657                                 break;
1658                         }
1659
1660                         default_keypress(dispatch_event, result);
1661                         break; }
1662                 }
1663         }
1664
1665         if(result) skip_cursor->update();
1666         if(dispatch_event && handle_event())
1667                 result = 1;
1668
1669         return result;
1670 }
1671
1672
1673 int BC_TextBox::uses_text()
1674 {
1675         return 1;
1676 }
1677
1678
1679 void BC_TextBox::delete_selection(int letter1, int letter2, int wtext_len)
1680 {
1681         int i, j;
1682         for(i=letter1, j=letter2; j<wtext_len; i++, j++) {
1683                 wtext[i] = wtext[j];
1684         }
1685         wtext[i] = 0;
1686         wlen = i;
1687
1688         do_separators(1);
1689 }
1690
1691 void BC_TextBox::insert_text(const wchar_t *wcp, int len)
1692 {
1693         if( len < 0 ) len = wcslen(wcp);
1694         int wtext_len = wtext_update();
1695         if( unicode_active < 0 && highlight_letter1 < highlight_letter2 ) {
1696                 delete_selection(highlight_letter1, highlight_letter2, wtext_len);
1697                 highlight_letter2 = ibeam_letter = highlight_letter1;
1698                 wtext_len = wtext_update();
1699         }
1700
1701         int i, j;
1702         for(i=wtext_len-1, j=wtext_len+len-1; i>=ibeam_letter; i--, j--) {
1703                 if( j >= wsize ) continue;
1704                 wtext[j] = wtext[i];
1705         }
1706
1707         for(i = ibeam_letter, j = 0; j < len; j++, i++) {
1708                 if( i >= wsize ) break;
1709                 wtext[i] = wcp[j];
1710         }
1711         if( (wlen+=len) > wsize ) wlen = wsize;
1712         if( (ibeam_letter+=len) > wsize ) ibeam_letter = wsize;
1713         wtext[wlen] = 0;  // wtext allocated wsize+1
1714         do_separators(0);
1715 }
1716
1717 int BC_TextBox::is_separator(const char *txt, int i)
1718 {
1719         if( i != 0 || separators[0] != '+' ) return !isalnum(txt[i]);
1720         return txt[0] != '+' && txt[0] != '-' && !isalnum(txt[0]);
1721 }
1722
1723 // used for time entry
1724 void BC_TextBox::do_separators(int ibeam_left)
1725 {
1726         if(separators)
1727         {
1728 // Remove separators from text
1729                 int wtext_len = wtext_update();
1730                 for(int i = 0; i < wtext_len; ) {
1731                         if( !iswalnum(wtext[i]) ) {
1732                                 for(int j = i; j < wtext_len - 1; j++)
1733                                         wtext[j] = wtext[j + 1];
1734                                 if(!ibeam_left && i < ibeam_letter) ibeam_letter--;
1735                                 wlen = --wtext_len;
1736                                 continue;
1737                         }
1738                         ++i;
1739                 }
1740                 wtext[wtext_len] = 0;
1741
1742
1743
1744
1745
1746 // Insert separators into text
1747                 int separator_len = strlen(separators);
1748                 for(int i = 0; i < separator_len; i++) {
1749                         if(i < wtext_len) {
1750 // Insert a separator
1751                                 if( is_separator(separators,i) ) {
1752                                         for(int j = wtext_len; j >= i; j--) {
1753                                                 wtext[j + 1] = wtext[j];
1754                                         }
1755                                         if(!ibeam_left && i < ibeam_letter) ibeam_letter++;
1756                                         ++wtext_len;
1757                                         wtext[i] = separators[i];
1758                                 }
1759                         }
1760                         else {
1761                                 wtext[i] = separators[i];
1762                         }
1763                 }
1764
1765 // Truncate text
1766                 wtext[separator_len] = 0;
1767                 wlen = separator_len;
1768         }
1769 }
1770
1771 void BC_TextBox::get_ibeam_position(int &x, int &y)
1772 {
1773         int i, row_begin, row_end;
1774         int wtext_len = wtext_update();
1775         x = y = 0;
1776
1777         for( i=0; i<wtext_len; ) {
1778                 row_begin = i;
1779                 for(; i<wtext_len && wtext[i]!='\n'; i++);
1780                 row_end = i;
1781
1782                 if( ibeam_letter >= row_begin && ibeam_letter <= row_end ) {
1783                         x = get_text_width(font,  &wtext[row_begin], ibeam_letter - row_begin);
1784 //printf("BC_TextBox::get_ibeam_position %d %d %d %d %d\n", ibeam_letter, row_begin, row_end, x, y);
1785                         return;
1786                 }
1787
1788                 if( i < wtext_len && wtext[i] == '\n' ) {
1789                         i++;
1790                         y += text_height;
1791                 }
1792         }
1793 //printf("BC_TextBox::get_ibeam_position 10 %d %d\n", x, y);
1794
1795         x = 0;
1796         return;
1797 }
1798
1799 void BC_TextBox::set_text_row(int row)
1800 {
1801         text_x = left_margin;
1802         text_y = -(row * text_height) + top_margin;
1803         draw(1);
1804 }
1805
1806 int BC_TextBox::get_text_row()
1807 {
1808         return -(text_y - top_margin) / text_height;
1809 }
1810
1811 void BC_TextBox::find_ibeam(int dispatch_event)
1812 {
1813         int x, y;
1814         int old_x = text_x, old_y = text_y;
1815
1816         get_ibeam_position(x, y);
1817
1818         if(left_margin + text_x + x >= get_w() - right_margin - BCCURSORW)
1819         {
1820                 text_x = -(x - (get_w() - get_w() / 4)) + left_margin;
1821                 if(text_x > left_margin) text_x = left_margin;
1822         }
1823         else
1824         if(left_margin + text_x + x < left_margin)
1825         {
1826                 text_x = -(x - (get_w() / 4)) + left_margin;
1827                 if(text_x > left_margin) text_x = left_margin;
1828         }
1829
1830         int text_row = y / text_height;
1831         if( text_row < rows ) text_y = top_margin;
1832
1833         int pix_rows = get_h() - bottom_margin - (y + text_y);
1834         if( pix_rows < text_height )
1835                 text_y -= text_height * ((2*text_height-1-pix_rows) / text_height);
1836
1837         pix_rows = y + text_y - top_margin;
1838         if( pix_rows < 0 ) {
1839                 text_y += text_height * ((text_height-1-pix_rows) / text_height);
1840                 if( text_y > top_margin ) text_y = top_margin;
1841         }
1842
1843         if(dispatch_event && (old_x != text_x || old_y != text_y)) motion_event();
1844 }
1845
1846 // New algorithm
1847 int BC_TextBox::get_cursor_letter(int cursor_x, int cursor_y)
1848 {
1849         int i, j, k, row_begin, row_end, result = 0, done = 0;
1850         int column1, column2;
1851         int got_visible_row = 0;
1852
1853 // Select complete row if cursor above the window
1854 //printf("BC_TextBox::get_cursor_letter %d %d\n", __LINE__, text_y);
1855         if(cursor_y < text_y - text_height)
1856         {
1857                 result = 0;
1858                 done = 1;
1859         }
1860
1861         int wtext_len = wtext_update();
1862
1863         for(i=0, k=text_y; i<wtext_len && k<get_h() && !done; k+=text_height) {
1864 // Simulate drawing of 1 row
1865                 row_begin = i;
1866                 for(j = 0; wtext[i]!='\n' && i<wtext_len; i++);
1867                 row_end = i;
1868
1869 // check visibility
1870                 int first_visible_row = 0;
1871                 int last_visible_row = 0;
1872                 if( k+text_height > top_margin && !got_visible_row) {
1873                         first_visible_row = 1;
1874                         got_visible_row = 1;
1875                 }
1876
1877                 if( (k+text_height >= get_h() - bottom_margin ||
1878                         (row_end >= wtext_len && k < get_h() - bottom_margin &&
1879                                 k + text_height > 0)) )
1880                         last_visible_row = 1;
1881
1882 // Cursor is inside vertical range of row
1883                 if((cursor_y >= top_margin &&
1884                         cursor_y < get_h() - bottom_margin &&
1885                         cursor_y >= k && cursor_y < k + text_height) ||
1886 // Cursor is above 1st row
1887                         (cursor_y < k + text_height && first_visible_row) ||
1888 // Cursor is below last row
1889                         (cursor_y >= k && last_visible_row))
1890                 {
1891                         column1 = column2 = 0;
1892                         for(j = row_begin; j<wsize && j<=row_end && !done; j++) {
1893                                 column2 = get_text_width(font, &wtext[row_begin], j-row_begin) + text_x;
1894                                 if((column2 + column1) / 2 >= cursor_x) {
1895                                         result = j - 1;
1896                                         done = 1;
1897 // printf("BC_TextBox::get_cursor_letter %d %d %d %d\n",
1898 // __LINE__, result, first_visible_row, last_visible_row);
1899                                 }
1900                                 column1 = column2;
1901                         }
1902
1903                         if(!done) {
1904                                 result = row_end;
1905                                 done = 1;
1906                         }
1907                 }
1908
1909                 if(wtext[i] == '\n') i++;
1910
1911 // Select complete row if last visible & cursor is below window
1912                 if(last_visible_row && cursor_y > k + text_height * 2)
1913                         result = row_end;
1914
1915                 if(i >= wtext_len && !done) {
1916                         result = wtext_len;
1917                 }
1918         }
1919
1920
1921 // printf("BC_TextBox::get_cursor_letter %d cursor_y=%d k=%d h=%d %d %d\n",
1922 //  __LINE__, cursor_y, k, get_h(), first_visible_row, last_visible_row);
1923         if(result < 0) result = 0;
1924         if(result > wtext_len) {
1925 //printf("BC_TextBox::get_cursor_letter %d\n", __LINE__);
1926                 result = wtext_len;
1927         }
1928
1929         return result;
1930 }
1931
1932 // Old algorithm
1933 int BC_TextBox::get_cursor_letter2(int cursor_x, int cursor_y)
1934 {
1935         int i, j, k, row_begin, row_end, result = 0, done = 0;
1936         int column1, column2;
1937         int wtext_len = wtext_update();
1938
1939         if(cursor_y < text_y) {
1940                 result = 0;
1941                 done = 1;
1942         }
1943
1944         for(i = 0, k = text_y; i < wtext_len && !done; k += text_height) {
1945                 row_begin = i;
1946                 for(; wtext[i] != '\n' && i < wtext_len; i++);
1947                 row_end = i;
1948
1949                 if(cursor_y >= k && cursor_y < k + text_height) {
1950                         column1 = column2 = 0;
1951                         for(j = 0; j <= row_end - row_begin && !done; j++) {
1952                                 column2 = get_text_width(font, &wtext[row_begin], j) + text_x;
1953                                 if((column2 + column1) / 2 >= cursor_x) {
1954                                         result = row_begin + j - 1;
1955                                         done = 1;
1956                                 }
1957                                 column1 = column2;
1958                         }
1959                         if(!done)
1960                         {
1961                                 result = row_end;
1962                                 done = 1;
1963                         }
1964                 }
1965                 if(wtext[i] == '\n') i++;
1966
1967                 if(i >= wtext_len && !done) {
1968                         result = wtext_len;
1969                 }
1970         }
1971         if(result < 0) result = 0;
1972         if(result > wtext_len) result = wtext_len;
1973         return result;
1974 }
1975
1976
1977 void BC_TextBox::select_word(int &letter1, int &letter2, int ibeam_letter)
1978 {
1979         int wtext_len = wtext_update();
1980         letter1 = letter2 = ibeam_letter;
1981         if( letter1 < 0 ) letter1 = 0;
1982         if( letter2 < 0 ) letter2 = 0;
1983         if( letter1 > wtext_len ) letter1 = wtext_len;
1984         if( letter2 > wtext_len ) letter2 = wtext_len;
1985         if( !wtext_len ) return;
1986         for( int i=letter1; i>=0 && iswalnum(wtext[i]); --i ) letter1 = i;
1987         for( int i=letter2; i<wtext_len && iswalnum(wtext[i]); ) letter2 = ++i;
1988         if( letter2 < wtext_len && wtext[letter2] == ' ' ) ++letter2;
1989 }
1990
1991
1992 void BC_TextBox::select_line(int &letter1, int &letter2, int ibeam_letter)
1993 {
1994         int wtext_len = wtext_update();
1995         letter1 = letter2 = ibeam_letter;
1996         if( letter1 < 0 ) letter1 = 0;
1997         if( letter2 < 0 ) letter2 = 0;
1998         if( letter1 > wtext_len ) letter1 = wtext_len;
1999         if( letter2 > wtext_len ) letter2 = wtext_len;
2000         if( !wtext_len ) return;
2001         for( int i=letter1; i>=0 && wtext[i]!='\n'; --i ) letter1 = i;
2002         for( int i=letter2; i<wtext_len && wtext[i]!='\n'; ) letter2 = ++i;
2003 }
2004
2005 void BC_TextBox::copy_selection(int clipboard_num)
2006 {
2007         int wtext_len = wtext_update();
2008         if(!wtext_len) return;
2009
2010         if(highlight_letter1 >= wtext_len || highlight_letter2 > wtext_len ||
2011                 highlight_letter1 < 0 || highlight_letter2 < 0 ||
2012                 highlight_letter2 - highlight_letter1 <= 0) return;
2013         int clip_len = highlight_letter2 - highlight_letter1;
2014 //printf(" BC_TextBox::copy_selection %d %d %d\n",highlight_letter1, highlight_letter2, clip_len);
2015         char ctext[4*clip_len+4];
2016         clip_len = text_update(&wtext[highlight_letter1],clip_len, ctext,4*clip_len+4);
2017         get_clipboard()->to_clipboard(ctext, clip_len, clipboard_num);
2018 }
2019
2020
2021 void BC_TextBox::paste_selection(int clipboard_num)
2022 {
2023         int len = get_clipboard()->clipboard_len(clipboard_num);
2024         if( len > 0 )
2025         {
2026                 char cstring[len];  wchar_t wstring[len];
2027                 get_clipboard()->from_clipboard(cstring, len, clipboard_num);  --len;
2028 //printf("BC_TextBox::paste_selection %d '%*.*s'\n",len,len,len,cstring);
2029                 len = BC_Resources::encode(BC_Resources::encoding, BC_Resources::wide_encoding,
2030                         cstring,len, (char *)wstring,(len+1)*sizeof(wchar_t)) / sizeof(wchar_t);
2031                 insert_text(wstring, len);
2032         }
2033 }
2034
2035 void BC_TextBox::set_keypress_draw(int value)
2036 {
2037         keypress_draw = value;
2038 }
2039
2040 int BC_TextBox::get_last_keypress()
2041 {
2042         return last_keypress;
2043 }
2044
2045 int BC_TextBox::get_ibeam_letter()
2046 {
2047         return ibeam_letter;
2048 }
2049
2050 void BC_TextBox::set_ibeam_letter(int number, int redraw)
2051 {
2052         this->ibeam_letter = number;
2053         if(redraw)
2054         {
2055                 draw(1);
2056         }
2057 }
2058
2059 void BC_TextBox::set_separators(const char *separators)
2060 {
2061         this->separators = (char*)separators;
2062 }
2063
2064 int BC_TextBox::get_rows()
2065 {
2066         return rows;
2067 }
2068
2069
2070
2071
2072
2073
2074
2075 BC_TextBoxSuggestions::BC_TextBoxSuggestions(BC_TextBox *text_box, int x, int y)
2076  : BC_ListBox(x, y, text_box->get_w(), 200, LISTBOX_TEXT,
2077         text_box->suggestions, 0, 0, 1, 0, 1)
2078 {
2079         this->text_box = text_box;
2080         set_use_button(0);
2081         set_justify(LISTBOX_LEFT);
2082 }
2083
2084 BC_TextBoxSuggestions::~BC_TextBoxSuggestions()
2085 {
2086 }
2087
2088 int BC_TextBoxSuggestions::handle_event()
2089 {
2090         char *current_suggestion = 0;
2091         BC_ListBoxItem *item = get_selection(0, 0);
2092 //printf("BC_TextBoxSuggestions::handle_event %d\n", __LINE__);
2093         if(item && (current_suggestion=item->get_text()) != 0)
2094         {
2095                 int col = text_box->suggestion_column;
2096                 int len = BCTEXTLEN-1 - col;
2097                 char *cp = &text_box->text[col];
2098 //printf("BC_TextBoxSuggestions::handle_event %d\n", __LINE__);
2099                 strncpy(cp, current_suggestion, len);
2100 //printf("BC_TextBoxSuggestions::handle_event %d\n", __LINE__);
2101                 if( (col=strlen(current_suggestion)) >= len )
2102                         cp[len-1] = 0;
2103                 text_box->dirty = 1;
2104         }
2105
2106
2107 //printf("BC_TextBoxSuggestions::handle_event %d\n", __LINE__);
2108         text_box->highlight_letter1 =
2109                 text_box->highlight_letter2 =
2110                 text_box->ibeam_letter = text_box->tstrlen();
2111         text_box->wtext_update();
2112         text_box->draw(1);
2113         text_box->handle_event();
2114 //printf("BC_TextBoxSuggestions::handle_event %d\n", __LINE__);
2115         return 1;
2116 }
2117
2118
2119 BC_ScrollTextBox::BC_ScrollTextBox(BC_WindowBase *parent_window,
2120         int x, int y, int w, int rows,
2121         const char *default_text, int default_size)
2122 {
2123         this->parent_window = parent_window;
2124         this->x = x;
2125         this->y = y;
2126         this->w = w;
2127         this->rows = rows;
2128         this->default_text = default_text;
2129         this->default_wtext = 0;
2130         this->default_size = default_size;
2131 }
2132
2133 BC_ScrollTextBox::BC_ScrollTextBox(BC_WindowBase *parent_window,
2134         int x, int y, int w, int rows,
2135         const wchar_t *default_wtext, int default_size)
2136 {
2137         this->parent_window = parent_window;
2138         this->x = x;
2139         this->y = y;
2140         this->w = w;
2141         this->rows = rows;
2142         this->default_text = 0;
2143         this->default_wtext = default_wtext;
2144         this->default_size = default_size;
2145 }
2146
2147 BC_ScrollTextBox::~BC_ScrollTextBox()
2148 {
2149         delete yscroll;
2150         if(text) {
2151                 text->gui = 0;
2152                 delete text;
2153         }
2154 }
2155
2156 void BC_ScrollTextBox::create_objects()
2157 {
2158 // Must be created first
2159         parent_window->add_subwindow(text = default_wtext ?
2160                 new BC_ScrollTextBoxText(this, default_wtext) :
2161                 new BC_ScrollTextBoxText(this, default_text));
2162         parent_window->add_subwindow(yscroll = new BC_ScrollTextBoxYScroll(this));
2163         text->yscroll = yscroll;
2164         yscroll->bound_to = text;
2165         set_text_row(0);
2166 }
2167
2168 int BC_ScrollTextBox::handle_event()
2169 {
2170         return 1;
2171 }
2172
2173 int BC_ScrollTextBox::get_x()
2174 {
2175         return x;
2176 }
2177
2178 int BC_ScrollTextBox::get_y()
2179 {
2180         return y;
2181 }
2182
2183 int BC_ScrollTextBox::get_w()
2184 {
2185         return w;
2186 }
2187
2188 int BC_ScrollTextBox::get_h()
2189 {
2190         return this->text->get_h();
2191 }
2192
2193 int BC_ScrollTextBox::get_rows()
2194 {
2195         return rows;
2196 }
2197
2198
2199 const char* BC_ScrollTextBox::get_text()
2200 {
2201         return text->get_text();
2202 }
2203
2204 const wchar_t* BC_ScrollTextBox::get_wtext()
2205 {
2206         return text->get_wtext();
2207 }
2208
2209 void BC_ScrollTextBox::set_text(char *text, int isz)
2210 {
2211         this->text->set_text(text, isz);
2212         yscroll->update_length(this->text->get_text_rows(),
2213                 this->text->get_text_row(),
2214                 yscroll->get_handlelength(),
2215                 1);
2216 }
2217
2218 int BC_ScrollTextBox::set_text_row(int n)
2219 {
2220         text->set_text_row(n);
2221         yscroll->update_value(n);
2222         return 1;
2223 }
2224
2225 void BC_ScrollTextBox::update(const char *text)
2226 {
2227         this->text->update(text);
2228         yscroll->update_length(this->text->get_text_rows(),
2229                 this->text->get_text_row(),
2230                 yscroll->get_handlelength(),
2231                 1);
2232 }
2233
2234 void BC_ScrollTextBox::update(const wchar_t *wtext)
2235 {
2236         this->text->update(wtext);
2237         yscroll->update_length(this->text->get_text_rows(),
2238                 this->text->get_text_row(),
2239                 yscroll->get_handlelength(),
2240                 1);
2241 }
2242
2243 void BC_ScrollTextBox::reposition_window(int x, int y, int w, int rows)
2244 {
2245         this->x = x;
2246         this->y = y;
2247         this->w = w;
2248         this->rows = rows;
2249
2250         text->reposition_window(x,
2251                 y,
2252                 w - yscroll->get_span(),
2253                 rows);
2254         yscroll->reposition_window(x + w - yscroll->get_span(),
2255                 y,
2256                 BC_TextBox::calculate_row_h(rows,
2257                         parent_window));
2258         yscroll->update_length(text->get_text_rows(),
2259                 text->get_text_row(),
2260                 rows,
2261                 0);
2262 }
2263
2264 void BC_ScrollTextBox::set_selection(int char1, int char2, int ibeam)
2265 {
2266         this->text->set_selection(char1, char2, ibeam);
2267 }
2268
2269 void BC_ScrollTextBox::wset_selection(int char1, int char2, int ibeam)
2270 {
2271         this->text->wset_selection(char1, char2, ibeam);
2272 }
2273
2274 int BC_ScrollTextBox::get_ibeam_letter()
2275 {
2276         return this->text->get_ibeam_letter();
2277 }
2278
2279
2280
2281
2282
2283
2284
2285 BC_ScrollTextBoxText::BC_ScrollTextBoxText(BC_ScrollTextBox *gui, const char *text)
2286  : BC_TextBox(gui->x, gui->y,
2287         gui->w - get_resources()->vscroll_data[SCROLL_HANDLE_UP]->get_w(),
2288         gui->rows, gui->default_size, (char*)text, 1, MEDIUMFONT)
2289 {
2290         this->gui = gui;
2291 }
2292
2293 BC_ScrollTextBoxText::BC_ScrollTextBoxText(BC_ScrollTextBox *gui, const wchar_t *wtext)
2294  : BC_TextBox(gui->x, gui->y,
2295         gui->w - get_resources()->vscroll_data[SCROLL_HANDLE_UP]->get_w(),
2296         gui->rows, gui->default_size, (wchar_t*)wtext, 1, MEDIUMFONT)
2297 {
2298         this->gui = gui;
2299 }
2300
2301 BC_ScrollTextBoxText::~BC_ScrollTextBoxText()
2302 {
2303         if(gui)
2304         {
2305                 gui->text = 0;
2306                 delete gui;
2307         }
2308 }
2309
2310 int BC_ScrollTextBoxText::handle_event()
2311 {
2312         gui->yscroll->update_length(get_text_rows(),
2313                 get_text_row(),
2314                 gui->yscroll->get_handlelength(),
2315                 1);
2316         return gui->handle_event();
2317 }
2318
2319 int BC_ScrollTextBoxText::motion_event()
2320 {
2321         gui->yscroll->update_length(get_text_rows(),
2322                 get_text_row(),
2323                 gui->yscroll->get_handlelength(),
2324                 1);
2325         return 1;
2326 }
2327
2328
2329 BC_ScrollTextBoxYScroll::BC_ScrollTextBoxYScroll(BC_ScrollTextBox *gui)
2330  : BC_ScrollBar(gui->x +
2331                         gui->w -
2332                         get_resources()->vscroll_data[SCROLL_HANDLE_UP]->get_w(),
2333                 gui->y,
2334                 SCROLL_VERT,
2335                 BC_TextBox::calculate_row_h(gui->rows,
2336                         gui->parent_window),
2337                 gui->text->get_text_rows(),
2338                 0,
2339                 gui->rows)
2340 {
2341         this->gui = gui;
2342 }
2343
2344 BC_ScrollTextBoxYScroll::~BC_ScrollTextBoxYScroll()
2345 {
2346 }
2347
2348 int BC_ScrollTextBoxYScroll::handle_event()
2349 {
2350         gui->text->set_text_row(get_position());
2351         return 1;
2352 }
2353
2354
2355
2356
2357
2358
2359
2360
2361
2362
2363 BC_PopupTextBoxText::BC_PopupTextBoxText(BC_PopupTextBox *popup, int x, int y, const char *text)
2364  : BC_TextBox(x, y, popup->text_w, 1, text, BCTEXTLEN)
2365 {
2366         this->popup = popup;
2367 }
2368
2369 BC_PopupTextBoxText::BC_PopupTextBoxText(BC_PopupTextBox *popup, int x, int y, const wchar_t *wtext)
2370  : BC_TextBox(x, y, popup->text_w, 1, wtext, BCTEXTLEN)
2371 {
2372         this->popup = popup;
2373 }
2374
2375 BC_PopupTextBoxText::~BC_PopupTextBoxText()
2376 {
2377         if(popup) {
2378                 popup->textbox = 0;
2379                 delete popup;
2380                 popup = 0;
2381         }
2382 }
2383
2384
2385 int BC_PopupTextBoxText::handle_event()
2386 {
2387         popup->handle_event();
2388         return 1;
2389 }
2390
2391 BC_PopupTextBoxList::BC_PopupTextBoxList(BC_PopupTextBox *popup, int x, int y)
2392  : BC_ListBox(x, y,
2393         popup->text_w + BC_WindowBase::get_resources()->listbox_button[0]->get_w(),
2394         popup->list_h, popup->list_format, popup->list_items, 0, 0, 1, 0, 1)
2395 {
2396         this->popup = popup;
2397 }
2398 int BC_PopupTextBoxList::handle_event()
2399 {
2400         BC_ListBoxItem *item = get_selection(0, 0);
2401         if(item)
2402         {
2403                 popup->textbox->update(item->get_text());
2404                 popup->handle_event();
2405         }
2406         return 1;
2407 }
2408
2409
2410
2411
2412 BC_PopupTextBox::BC_PopupTextBox(BC_WindowBase *parent_window,
2413                 ArrayList<BC_ListBoxItem*> *list_items,
2414                 const char *default_text, int x, int y,
2415                 int text_w, int list_h, int list_format)
2416 {
2417         this->x = x;
2418         this->y = y;
2419         this->list_h = list_h;
2420         this->list_format = list_format;
2421         this->default_text = (char*)default_text;
2422         this->default_wtext = 0;
2423         this->text_w = text_w;
2424         this->parent_window = parent_window;
2425         this->list_items = list_items;
2426 }
2427
2428 BC_PopupTextBox::~BC_PopupTextBox()
2429 {
2430         delete listbox;
2431         if(textbox)
2432         {
2433                 textbox->popup = 0;
2434                 delete textbox;
2435         }
2436 }
2437
2438 int BC_PopupTextBox::create_objects()
2439 {
2440         int x = this->x, y = this->y;
2441         parent_window->add_subwindow(textbox = default_wtext ?
2442                  new BC_PopupTextBoxText(this, x, y, default_wtext) :
2443                  new BC_PopupTextBoxText(this, x, y, default_text));
2444         x += textbox->get_w();
2445         parent_window->add_subwindow(listbox = new BC_PopupTextBoxList(this, x, y));
2446         return 0;
2447 }
2448
2449 void BC_PopupTextBox::update(const char *text)
2450 {
2451         textbox->update(text);
2452 }
2453
2454 void BC_PopupTextBox::update_list(ArrayList<BC_ListBoxItem*> *data)
2455 {
2456         listbox->update(data,
2457                 0,
2458                 0,
2459                 1);
2460 }
2461
2462
2463 const char* BC_PopupTextBox::get_text()
2464 {
2465         return textbox->get_text();
2466 }
2467
2468 const wchar_t* BC_PopupTextBox::get_wtext()
2469 {
2470         return textbox->get_wtext();
2471 }
2472
2473 int BC_PopupTextBox::get_number()
2474 {
2475         return listbox->get_selection_number(0, 0);
2476 }
2477
2478 int BC_PopupTextBox::get_x()
2479 {
2480         return x;
2481 }
2482
2483 int BC_PopupTextBox::get_y()
2484 {
2485         return y;
2486 }
2487
2488 int BC_PopupTextBox::get_w()
2489 {
2490         return textbox->get_w() + listbox->get_w();
2491 }
2492
2493 int BC_PopupTextBox::get_h()
2494 {
2495         return textbox->get_h();
2496 }
2497
2498 int BC_PopupTextBox::handle_event()
2499 {
2500         return 1;
2501 }
2502
2503 void BC_PopupTextBox::reposition_window(int x, int y)
2504 {
2505         this->x = x;
2506         this->y = y;
2507         int x1 = x, y1 = y;
2508         textbox->reposition_window(x1,
2509                 y1,
2510                 textbox->get_w(),
2511                 textbox->get_rows());
2512         x1 += textbox->get_w();
2513         listbox->reposition_window(x1, y1, -1, -1, 0);
2514 //      if(flush) parent_window->flush();
2515 }
2516
2517
2518
2519
2520
2521
2522
2523
2524
2525
2526
2527
2528
2529
2530 BC_TumbleTextBoxText::BC_TumbleTextBoxText(BC_TumbleTextBox *popup,
2531         int64_t default_value, int x, int y)
2532  : BC_TextBox(x, y, popup->text_w, 1, default_value)
2533 {
2534         this->popup = popup;
2535 }
2536
2537 BC_TumbleTextBoxText::BC_TumbleTextBoxText(BC_TumbleTextBox *popup,
2538         float default_value, int x, int y)
2539  : BC_TextBox(x, y, popup->text_w, 1, default_value)
2540 {
2541         this->popup = popup;
2542 }
2543
2544 BC_TumbleTextBoxText::~BC_TumbleTextBoxText()
2545 {
2546         if(popup)
2547         {
2548                 popup->textbox = 0;
2549                 delete popup;
2550                 popup = 0;
2551         }
2552 }
2553
2554
2555
2556 int BC_TumbleTextBoxText::handle_event()
2557 {
2558         popup->handle_event();
2559         return 1;
2560 }
2561
2562 int BC_TumbleTextBoxText::button_press_event()
2563 {
2564         if(is_event_win())
2565         {
2566                 if(get_buttonpress() < 4) return BC_TextBox::button_press_event();
2567
2568                 if(get_buttonpress() == 4)
2569                 {
2570                         popup->tumbler->handle_up_event();
2571                 }
2572                 else
2573                 if(get_buttonpress() == 5)
2574                 {
2575                         popup->tumbler->handle_down_event();
2576                 }
2577                 return 1;
2578         }
2579         return 0;
2580 }
2581
2582
2583
2584
2585 BC_TumbleTextBox::BC_TumbleTextBox(BC_WindowBase *parent_window,
2586                 int64_t default_value,
2587                 int64_t min,
2588                 int64_t max,
2589                 int x,
2590                 int y,
2591                 int text_w)
2592 {
2593         reset();
2594         this->x = x;
2595         this->y = y;
2596         this->min = min;
2597         this->max = max;
2598         this->default_value = default_value;
2599         this->text_w = text_w;
2600         this->parent_window = parent_window;
2601         use_float = 0;
2602         precision = 4;
2603         increment = 1;
2604 }
2605
2606 BC_TumbleTextBox::BC_TumbleTextBox(BC_WindowBase *parent_window,
2607                 int default_value,
2608                 int min,
2609                 int max,
2610                 int x,
2611                 int y,
2612                 int text_w)
2613 {
2614         reset();
2615         this->x = x;
2616         this->y = y;
2617         this->min = min;
2618         this->max = max;
2619         this->default_value = default_value;
2620         this->text_w = text_w;
2621         this->parent_window = parent_window;
2622         use_float = 0;
2623         precision = 4;
2624         increment = 1;
2625 }
2626
2627 BC_TumbleTextBox::BC_TumbleTextBox(BC_WindowBase *parent_window,
2628                 float default_value_f,
2629                 float min_f,
2630                 float max_f,
2631                 int x,
2632                 int y,
2633                 int text_w)
2634 {
2635         reset();
2636         this->x = x;
2637         this->y = y;
2638         this->min_f = min_f;
2639         this->max_f = max_f;
2640         this->default_value_f = default_value_f;
2641         this->text_w = text_w;
2642         this->parent_window = parent_window;
2643         use_float = 1;
2644         precision = 4;
2645         increment = 1;
2646 }
2647
2648 BC_TumbleTextBox::~BC_TumbleTextBox()
2649 {
2650 // Recursive delete.  Normally ~BC_TumbleTextBox is never called but textbox
2651 // is deleted anyway by the windowbase so textbox deletes this.
2652         if(tumbler) delete tumbler;
2653         tumbler = 0;
2654 // Don't delete text here if we were called by ~BC_TumbleTextBoxText
2655         if(textbox)
2656         {
2657                 textbox->popup = 0;
2658                 delete textbox;
2659         }
2660         textbox = 0;
2661 }
2662
2663 void BC_TumbleTextBox::reset()
2664 {
2665         textbox = 0;
2666         tumbler = 0;
2667         increment = 1.0;
2668 }
2669
2670 void BC_TumbleTextBox::set_precision(int precision)
2671 {
2672         this->precision = precision;
2673 }
2674
2675 void BC_TumbleTextBox::set_increment(float value)
2676 {
2677         this->increment = value;
2678         if(tumbler) tumbler->set_increment(value);
2679 }
2680
2681 void BC_TumbleTextBox::set_log_floatincrement(int value)
2682 {
2683         this->log_floatincrement = value;
2684         if(tumbler) tumbler->set_log_floatincrement(value);
2685 }
2686
2687 int BC_TumbleTextBox::create_objects()
2688 {
2689         int x = this->x, y = this->y;
2690
2691         if(use_float)
2692         {
2693                 parent_window->add_subwindow(textbox = new BC_TumbleTextBoxText(this,
2694                         default_value_f, x, y));
2695                 textbox->set_precision(precision);
2696         }
2697         else
2698                 parent_window->add_subwindow(textbox = new BC_TumbleTextBoxText(this,
2699                         default_value, x, y));
2700
2701         x += textbox->get_w();
2702
2703         if(use_float)
2704                 parent_window->add_subwindow(tumbler = new BC_FTumbler(textbox,
2705                         min_f,
2706                         max_f,
2707                         x,
2708                         y));
2709         else
2710                 parent_window->add_subwindow(tumbler = new BC_ITumbler(textbox,
2711                         min,
2712                         max,
2713                         x,
2714                         y));
2715
2716         tumbler->set_increment(increment);
2717         return 0;
2718 }
2719
2720 const char* BC_TumbleTextBox::get_text()
2721 {
2722         return textbox->get_text();
2723 }
2724
2725 const wchar_t* BC_TumbleTextBox::get_wtext()
2726 {
2727         return textbox->get_wtext();
2728 }
2729
2730 BC_TextBox* BC_TumbleTextBox::get_textbox()
2731 {
2732         return textbox;
2733 }
2734
2735 int BC_TumbleTextBox::update(const char *value)
2736 {
2737         textbox->update(value);
2738         return 0;
2739 }
2740
2741 int BC_TumbleTextBox::update(int64_t value)
2742 {
2743         textbox->update(value);
2744         return 0;
2745 }
2746
2747 int BC_TumbleTextBox::update(float value)
2748 {
2749         textbox->update(value);
2750         return 0;
2751 }
2752
2753
2754 int BC_TumbleTextBox::get_x()
2755 {
2756         return x;
2757 }
2758
2759 int BC_TumbleTextBox::get_y()
2760 {
2761         return y;
2762 }
2763
2764 int BC_TumbleTextBox::get_w()
2765 {
2766         return textbox->get_w() + tumbler->get_w();
2767 }
2768
2769 int BC_TumbleTextBox::get_h()
2770 {
2771         return textbox->get_h();
2772 }
2773
2774 void BC_TumbleTextBox::disable(int hide_text)
2775 {
2776         if( hide_text && !textbox->is_hidden() )
2777                 textbox->hide_window(0);
2778         if( !tumbler->is_hidden() )
2779                 tumbler->hide_window(0);
2780         if( !get_enabled() ) return;
2781         return textbox->disable();
2782 }
2783
2784 void BC_TumbleTextBox::enable()
2785 {
2786         if( textbox->is_hidden() )
2787                 textbox->show_window(0);
2788         if( tumbler->is_hidden() )
2789                 tumbler->show_window(0);
2790         if( get_enabled() ) return;
2791         return textbox->enable();
2792 }
2793
2794 int BC_TumbleTextBox::get_enabled()
2795 {
2796         return textbox->get_enabled();
2797 }
2798
2799 int BC_TumbleTextBox::handle_event()
2800 {
2801         return 1;
2802 }
2803
2804 void BC_TumbleTextBox::reposition_window(int x, int y)
2805 {
2806         this->x = x;
2807         this->y = y;
2808
2809         textbox->reposition_window(x,
2810                 y,
2811                 text_w,
2812                 1);
2813         tumbler->reposition_window(x + textbox->get_w(),
2814                 y);
2815 //      if(flush) parent_window->flush();
2816 }
2817
2818
2819 void BC_TumbleTextBox::set_boundaries(int64_t min, int64_t max)
2820 {
2821         tumbler->set_boundaries(min, max);
2822 }
2823
2824 void BC_TumbleTextBox::set_boundaries(float min, float max)
2825 {
2826         tumbler->set_boundaries(min, max);
2827 }