lib/service/listboxservice.cpp

   1 #include <lib/service/listboxservice.h>
   2 #include <lib/service/service.h>
   3 #include <lib/gdi/font.h>
   4 #include <lib/dvb/epgcache.h>
   5 #include <lib/dvb/pmt.h>
   6 #include <lib/python/connections.h>
   7
   8 void eListboxServiceContent::addService(const eServiceReference &service, bool beforeCurrent)
   9 {
  10         if (beforeCurrent && m_size)
  11         {
  12                 m_list.insert(m_cursor, service);
  13                 --m_cursor;
  14         }
  15         else
  16                 m_list.push_back(service);
  17         ++m_size;
  18 }
  19
  20 void eListboxServiceContent::removeCurrent()
  21 {
  22         if (m_size && m_listbox)
  23         {
  24                 if (m_cursor_number == m_size-1)
  25                 {
  26                         m_list.erase(m_cursor--);
  27                         --m_cursor_number;
  28                 }
  29                 else
  30                         m_list.erase(m_cursor++);
  31                 --m_size;
  32                 m_listbox->entryRemoved(m_cursor_number);
  33         }
  34 }
  35
  36 void eListboxServiceContent::FillFinished()
  37 {
  38         m_size = m_list.size();
  39         cursorHome();
  40
  41         if (m_listbox)
  42                 m_listbox->entryReset();
  43 }
  44
  45 void eListboxServiceContent::setRoot(const eServiceReference &root, bool justSet)
  46 {
  47         m_list.clear();
  48         m_root = root;
  49
  50         if (justSet)
  51         {
  52                 m_lst=0;
  53                 return;
  54         }
  55         assert(m_service_center);
  56
  57         if (m_service_center->list(m_root, m_lst))
  58                 eDebug("no list available!");
  59         else if (m_lst->getContent(m_list))
  60                 eDebug("getContent failed");
  61
  62         FillFinished();
  63 }
  64
  65 void eListboxServiceContent::setCurrent(const eServiceReference &ref)
  66 {
  67         int index=0;
  68         for (list::iterator i(m_list.begin()); i != m_list.end(); ++i, ++index)
  69                 if ( *i == ref )
  70                 {
  71                         m_cursor = i;
  72                         m_cursor_number = index;
  73                         break;
  74                 }
  75         if (m_listbox)
  76                 m_listbox->moveSelectionTo(index);
  77 }
  78
  79 void eListboxServiceContent::getCurrent(eServiceReference &ref)
  80 {
  81         if (cursorValid())
  82                 ref = *m_cursor;
  83         else
  84                 ref = eServiceReference();
  85 }
  86
  87 int eListboxServiceContent::getNextBeginningWithChar(char c)
  88 {
  89 //      printf("Char: %c\n", c);
  90         int index=0;
  91         for (list::iterator i(m_list.begin()); i != m_list.end(); ++i, ++index)
  92         {
  93                 std::string text;
  94                 ePtr<iStaticServiceInformation> service_info;
  95                 m_service_center->info(*i, service_info);
  96                 service_info->getName(*i, text);
  97 //              printf("%c\n", text.c_str()[0]);
  98                 int idx=0;
  99                 int len=text.length();
 100                 while ( idx <= len )
 101                 {
 102                         char cc = text[idx++];
 103                         if ( cc >= 33 && cc < 127)
 104                         {
 105                                 if (cc == c)
 106                                         return index;
 107                                 break;
 108                         }
 109                 }
 110         }
 111         return 0;
 112 }
 113
 114 int eListboxServiceContent::getPrevMarkerPos()
 115 {
 116         if (!m_listbox)
 117                 return 0;
 118         list::iterator i(m_cursor);
 119         int index = m_cursor_number;
 120         while (index)
 121         {
 122                 --i;
 123                 --index;
 124                 if (i->flags & eServiceReference::isMarker)
 125                         break;
 126         }
 127         return index;
 128 }
 129
 130 int eListboxServiceContent::getNextMarkerPos()
 131 {
 132         if (!m_listbox)
 133                 return 0;
 134         list::iterator i(m_cursor);
 135         int index = m_cursor_number;
 136         while (index < (m_size-1))
 137         {
 138                 ++i;
 139                 ++index;
 140                 if (i->flags & eServiceReference::isMarker)
 141                         break;
 142         }
 143         return index;
 144 }
 145
 146 void eListboxServiceContent::initMarked()
 147 {
 148         m_marked.clear();
 149 }
 150
 151 void eListboxServiceContent::addMarked(const eServiceReference &ref)
 152 {
 153         m_marked.insert(ref);
 154         if (m_listbox)
 155                 m_listbox->entryChanged(lookupService(ref));
 156 }
 157
 158 void eListboxServiceContent::removeMarked(const eServiceReference &ref)
 159 {
 160         m_marked.erase(ref);
 161         if (m_listbox)
 162                 m_listbox->entryChanged(lookupService(ref));
 163 }
 164
 165 int eListboxServiceContent::isMarked(const eServiceReference &ref)
 166 {
 167         return m_marked.find(ref) != m_marked.end();
 168 }
 169
 170 void eListboxServiceContent::markedQueryStart()
 171 {
 172         m_marked_iterator = m_marked.begin();
 173 }
 174
 175 int eListboxServiceContent::markedQueryNext(eServiceReference &ref)
 176 {
 177         if (m_marked_iterator == m_marked.end())
 178                 return -1;
 179         ref = *m_marked_iterator++;
 180         return 0;
 181 }
 182
 183 int eListboxServiceContent::lookupService(const eServiceReference &ref)
 184 {
 185                 /* shortcut for cursor */
 186         if (ref == *m_cursor)
 187                 return m_cursor_number;
 188                 /* otherwise, search in the list.. */
 189         int index = 0;
 190         for (list::const_iterator i(m_list.begin()); i != m_list.end(); ++i, ++index);
 191
 192                 /* this is ok even when the index was not found. */
 193         return index;
 194 }
 195
 196 void eListboxServiceContent::setVisualMode(int mode)
 197 {
 198         m_visual_mode = mode;
 199
 200         if (m_visual_mode == visModeSimple)
 201         {
 202                 m_element_position[celServiceName] = eRect(ePoint(0, 0), m_itemsize);
 203                 m_element_font[celServiceName] = new gFont("Regular", 23);
 204                 m_element_position[celServiceNumber] = eRect();
 205                 m_element_font[celServiceNumber] = 0;
 206                 m_element_position[celServiceInfo] = eRect();
 207                 m_element_font[celServiceInfo] = 0;
 208         }
 209 }
 210
 211 void eListboxServiceContent::setElementPosition(int element, eRect where)
 212 {
 213         if ((element >= 0) && (element < celElements))
 214                 m_element_position[element] = where;
 215 }
 216
 217 void eListboxServiceContent::setElementFont(int element, gFont *font)
 218 {
 219         if ((element >= 0) && (element < celElements))
 220                 m_element_font[element] = font;
 221 }
 222
 223 void eListboxServiceContent::setPixmap(int type, ePtr<gPixmap> &pic)
 224 {
 225         if ((type >=0) && (type < picElements))
 226                 m_pixmaps[type] = pic;
 227 }
 228
 229 void eListboxServiceContent::sort()
 230 {
 231         if (!m_lst)
 232                 m_service_center->list(m_root, m_lst);
 233         if (m_lst)
 234         {
 235                 m_list.sort(iListableServiceCompare(m_lst));
 236                         /* FIXME: is this really required or can we somehow keep the current entry? */
 237                 cursorHome();
 238                 if (m_listbox)
 239                         m_listbox->entryReset();
 240         }
 241 }
 242
 243 DEFINE_REF(eListboxServiceContent);
 244
 245 eListboxServiceContent::eListboxServiceContent()
 246         :m_visual_mode(visModeSimple), m_size(0), m_current_marked(false), m_numberoffset(0)
 247 {
 248         cursorHome();
 249         eServiceCenter::getInstance(m_service_center);
 250 }
 251
 252 void eListboxServiceContent::cursorHome()
 253 {
 254         if (m_current_marked && m_saved_cursor == m_list.end())
 255         {
 256                 if (m_cursor_number >= m_size)
 257                 {
 258                         m_cursor_number = m_size-1;
 259                         --m_cursor;
 260                 }
 261                 while (m_cursor_number)
 262                 {
 263                         std::iter_swap(m_cursor--, m_cursor);
 264                         --m_cursor_number;
 265                         if (m_listbox && m_cursor_number)
 266                                 m_listbox->entryChanged(m_cursor_number);
 267                 }
 268         }
 269         else
 270         {
 271                 m_cursor = m_list.begin();
 272                 m_cursor_number = 0;
 273         }
 274 }
 275
 276 void eListboxServiceContent::cursorEnd()
 277 {
 278         if (m_current_marked && m_saved_cursor == m_list.end())
 279         {
 280                 while (m_cursor != m_list.end())
 281                 {
 282                         list::iterator prev = m_cursor++;
 283                         ++m_cursor_number;
 284                         if ( prev != m_list.end() && m_cursor != m_list.end() )
 285                         {
 286                                 std::iter_swap(m_cursor, prev);
 287                                 if ( m_listbox )
 288                                         m_listbox->entryChanged(m_cursor_number);
 289                         }
 290                 }
 291         }
 292         else
 293         {
 294                 m_cursor = m_list.end();
 295                 m_cursor_number = m_size;
 296         }
 297 }
 298
 299 int eListboxServiceContent::setCurrentMarked(bool state)
 300 {
 301         bool prev = m_current_marked;
 302         m_current_marked = state;
 303
 304         if (state != prev && m_listbox)
 305         {
 306                 m_listbox->entryChanged(m_cursor_number);
 307                 if (!state)
 308                 {
 309                         if (!m_lst)
 310                                 m_service_center->list(m_root, m_lst);
 311                         if (m_lst)
 312                         {
 313                                 ePtr<iMutableServiceList> list;
 314                                 if (m_lst->startEdit(list))
 315                                         eDebug("no editable list");
 316                                 else
 317                                 {
 318                                         eServiceReference ref;
 319                                         getCurrent(ref);
 320                                         if(!ref)
 321                                                 eDebug("no valid service selected");
 322                                         else
 323                                         {
 324                                                 int pos = cursorGet();
 325                                                 eDebugNoNewLine("move %s to %d ", ref.toString().c_str(), pos);
 326                                                 if (list->moveService(ref, cursorGet()))
 327                                                         eDebug("failed");
 328                                                 else
 329                                                         eDebug("ok");
 330                                         }
 331                                 }
 332                         }
 333                         else
 334                                 eDebug("no list available!");
 335                 }
 336         }
 337
 338         return 0;
 339 }
 340
 341 int eListboxServiceContent::cursorMove(int count)
 342 {
 343         int prev = m_cursor_number, last = m_cursor_number + count;
 344         if (count > 0)
 345         {
 346                 while(count && m_cursor != m_list.end())
 347                 {
 348                         list::iterator prev_it = m_cursor++;
 349                         if ( m_current_marked && m_cursor != m_list.end() && m_saved_cursor == m_list.end() )
 350                         {
 351                                 std::iter_swap(prev_it, m_cursor);
 352                                 if ( m_listbox && prev != m_cursor_number && last != m_cursor_number )
 353                                         m_listbox->entryChanged(m_cursor_number);
 354                         }
 355                         ++m_cursor_number;
 356                         --count;
 357         }
 358         } else if (count < 0)
 359         {
 360                 while (count && m_cursor != m_list.begin())
 361                 {
 362                         list::iterator prev_it = m_cursor--;
 363                         if ( m_current_marked && m_cursor != m_list.end() && prev_it != m_list.end() && m_saved_cursor == m_list.end() )
 364                         {
 365                                 std::iter_swap(prev_it, m_cursor);
 366                                 if ( m_listbox && prev != m_cursor_number && last != m_cursor_number )
 367                                         m_listbox->entryChanged(m_cursor_number);
 368                         }
 369                         --m_cursor_number;
 370                         ++count;
 371                 }
 372         }
 373         return 0;
 374 }
 375
 376 int eListboxServiceContent::cursorValid()
 377 {
 378         return m_cursor != m_list.end();
 379 }
 380
 381 int eListboxServiceContent::cursorSet(int n)
 382 {
 383         cursorHome();
 384         cursorMove(n);
 385         return 0;
 386 }
 387
 388 int eListboxServiceContent::cursorGet()
 389 {
 390         return m_cursor_number;
 391 }
 392
 393 void eListboxServiceContent::cursorSave()
 394 {
 395         m_saved_cursor = m_cursor;
 396         m_saved_cursor_number = m_cursor_number;
 397 }
 398
 399 void eListboxServiceContent::cursorRestore()
 400 {
 401         m_cursor = m_saved_cursor;
 402         m_cursor_number = m_saved_cursor_number;
 403         m_saved_cursor = m_list.end();
 404 }
 405
 406 int eListboxServiceContent::size()
 407 {
 408         return m_size;
 409 }
 410
 411 void eListboxServiceContent::setSize(const eSize &size)
 412 {
 413         m_itemsize = size;
 414         setVisualMode(m_visual_mode);
 415 }
 416
 417 void eListboxServiceContent::paint(gPainter &painter, eWindowStyle &style, const ePoint &offset, int selected)
 418 {
 419         painter.clip(eRect(offset, m_itemsize));
 420
 421         if (m_current_marked && selected)
 422                 style.setStyle(painter, eWindowStyle::styleListboxMarked);
 423         else if (cursorValid() && isMarked(*m_cursor))
 424                 style.setStyle(painter, selected ? eWindowStyle::styleListboxMarkedAndSelected : eWindowStyle::styleListboxMarked);
 425         else
 426                 style.setStyle(painter, selected ? eWindowStyle::styleListboxSelected : eWindowStyle::styleListboxNormal);
 427         painter.clear();
 428
 429         if (cursorValid())
 430         {
 431                         /* get service information */
 432                 ePtr<iStaticServiceInformation> service_info;
 433                 m_service_center->info(*m_cursor, service_info);
 434                 eServiceReference ref = *m_cursor;
 435                 bool checkPlayable =
 436                         (ref.flags & eServiceReference::flagDirectory) != eServiceReference::flagDirectory ||
 437                         (ref.flags & eServiceReference::isGroup);
 438
 439                 if (checkPlayable && m_is_playable_ignore.valid() && service_info && !service_info->isPlayable(*m_cursor, m_is_playable_ignore))
 440                         painter.setForegroundColor(gRGB(0xbbbbbb));
 441
 442                 int xoffset=0;  // used as offset when painting the folder/marker symbol
 443
 444                 for (int e = 0; e < celElements; ++e)
 445                 {
 446                         if (m_element_font[e])
 447                         {
 448                                 int flags=gPainter::RT_VALIGN_CENTER,
 449                                         yoffs = 0,
 450                                         xoffs = xoffset;
 451                                 eRect &area = m_element_position[e];
 452                                 std::string text = "<n/a>";
 453                                 xoffset=0;
 454
 455                                 switch (e)
 456                                 {
 457                                 case celServiceNumber:
 458                                 {
 459                                         if (m_cursor->flags & eServiceReference::isMarker)
 460                                                 continue;
 461                                         char bla[10];
 462                                 /* how we can do this better? :) */
 463                                         int markers_before=0;
 464                                         {
 465                                                 list::iterator tmp=m_cursor;
 466                                                 while(tmp != m_list.begin())
 467                                                 {
 468                                                         --tmp;
 469                                                         if (tmp->flags & eServiceReference::isMarker)
 470                                                                 ++markers_before;
 471                                                 }
 472                                         }
 473                                         sprintf(bla, "%d", m_numberoffset + m_cursor_number + 1 - markers_before);
 474                                         text = bla;
 475                                         flags|=gPainter::RT_HALIGN_RIGHT;
 476                                         break;
 477                                 }
 478                                 case celServiceName:
 479                                 {
 480                                         if (service_info)
 481                                                 service_info->getName(*m_cursor, text);
 482                                         break;
 483                                 }
 484                                 case celServiceInfo:
 485                                 {
 486                                         ePtr<eServiceEvent> evt;
 487                                         if ( !service_info->getEvent(*m_cursor, evt) )
 488                                         {
 489                                                 std::string name = evt->getEventName();
 490                                                 if (!name.length())
 491                                                         continue;
 492                                                 text = '(' + evt->getEventName() + ')';
 493                                         }
 494                                         else
 495                                                 continue;
 496                                         break;
 497                                 }
 498                                 }
 499
 500                                 eRect tmp = area;
 501                                 tmp.setWidth(tmp.width()-xoffs);
 502
 503                                 eTextPara *para = new eTextPara(tmp);
 504                                 para->setFont(m_element_font[e]);
 505                                 para->renderString(text.c_str());
 506
 507                                 if (e == celServiceName)
 508                                 {
 509                                         eRect bbox = para->getBoundBox();
 510                                         int name_width = bbox.width()+8;
 511                                         m_element_position[celServiceInfo].setLeft(area.left()+name_width);
 512                                         m_element_position[celServiceInfo].setTop(area.top());
 513                                         m_element_position[celServiceInfo].setWidth(area.width()-name_width);
 514                                         m_element_position[celServiceInfo].setHeight(area.height());
 515                                 }
 516
 517                                 if (flags & gPainter::RT_HALIGN_RIGHT)
 518                                         para->realign(eTextPara::dirRight);
 519                                 else if (flags & gPainter::RT_HALIGN_CENTER)
 520                                         para->realign(eTextPara::dirCenter);
 521                                 else if (flags & gPainter::RT_HALIGN_BLOCK)
 522                                         para->realign(eTextPara::dirBlock);
 523
 524                                 if (flags & gPainter::RT_VALIGN_CENTER)
 525                                 {
 526                                         eRect bbox = para->getBoundBox();
 527                                         int vcentered_top = (area.height() - bbox.height()) / 2;
 528                                         yoffs = vcentered_top - bbox.top();
 529                                 }
 530
 531                                 painter.renderPara(para, offset+ePoint(xoffs, yoffs));
 532                         }
 533                         else if (e == celServiceTypePixmap || e == celFolderPixmap || e == celMarkerPixmap)
 534                         {
 535                                 int orbpos = m_cursor->getUnsignedData(4) >> 16;
 536                                 ePtr<gPixmap> &pixmap =
 537                                         (e == celFolderPixmap) ? m_pixmaps[picFolder] :
 538                                         (e == celMarkerPixmap) ? m_pixmaps[picMarker] :
 539                                         (orbpos == 0xFFFF) ? m_pixmaps[picDVB_C] :
 540                                         (orbpos == 0xEEEE) ? m_pixmaps[picDVB_T] : m_pixmaps[picDVB_S];
 541                                 if (pixmap)
 542                                 {
 543                                         eSize pixmap_size = pixmap->size();
 544                                         int p = celServiceInfo;
 545                                         if (e == celFolderPixmap)
 546                                                 p = celServiceName;
 547                                         else if (e == celMarkerPixmap)
 548                                                 p = celServiceNumber;
 549                                         eRect area = m_element_position[p];
 550                                         int correction = (area.height() - pixmap_size.height()) / 2;
 551
 552                                         if (m_cursor->flags & eServiceReference::flagDirectory)
 553                                         {
 554                                                 if (e != celFolderPixmap)
 555                                                         continue;
 556                                                 xoffset = pixmap_size.width() + 8;
 557                                         }
 558                                         else if (m_cursor->flags & eServiceReference::isMarker)
 559                                         {
 560                                                 if (e != celMarkerPixmap)
 561                                                         continue;
 562                                         }
 563                                         else
 564                                         {
 565                                                 if (e != celServiceTypePixmap)
 566                                                         continue;
 567                                                 m_element_position[celServiceInfo] = area;
 568                                                 m_element_position[celServiceInfo].setLeft(area.left() + pixmap_size.width() + 8);
 569                                                 m_element_position[celServiceInfo].setWidth(area.width() - pixmap_size.width() - 8);
 570                                         }
 571
 572                                         area.moveBy(offset);
 573                                         painter.clip(area);
 574                                         painter.blit(pixmap, offset+ePoint(area.left(), correction), area, gPainter::BT_ALPHATEST);
 575                                         painter.clippop();
 576                                 }
 577                         }
 578                 }
 579
 580                 if (selected)
 581                         style.drawFrame(painter, eRect(offset, m_itemsize), eWindowStyle::frameListboxEntry);
 582         }
 583
 584         painter.clippop();
 585 }
 586
 587 void eListboxServiceContent::setIgnoreService( const eServiceReference &service )
 588 {
 589         m_is_playable_ignore=service;
 590 }