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