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