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)
   9 {
  10         m_list.push_back(service);
  11 }
  12
  13 void eListboxServiceContent::FillFinished()
  14 {
  15         m_size = m_list.size();
  16         cursorHome();
  17
  18         if (m_listbox)
  19                 m_listbox->entryReset();
  20 }
  21
  22 void eListboxServiceContent::setRoot(const eServiceReference &root, bool justSet)
  23 {
  24         m_list.clear();
  25         m_root = root;
  26
  27         if (justSet)
  28                 return;
  29         assert(m_service_center);
  30
  31         ePtr<iListableService> lst;
  32         if (m_service_center->list(m_root, lst))
  33                 eDebug("no list available!");
  34         else
  35                 if (lst->getContent(m_list))
  36                         eDebug("getContent failed");
  37
  38         FillFinished();
  39 }
  40
  41 void eListboxServiceContent::setCurrent(const eServiceReference &ref)
  42 {
  43         int index=0;
  44         for (list::iterator i(m_list.begin()); i != m_list.end(); ++i, ++index)
  45                 if ( *i == ref )
  46                 {
  47                         m_cursor = i;
  48                         m_cursor_number = index;
  49                         break;
  50                 }
  51         if (m_listbox)
  52                 m_listbox->moveSelectionTo(index);
  53 }
  54
  55 void eListboxServiceContent::getCurrent(eServiceReference &ref)
  56 {
  57         if (cursorValid())
  58                 ref = *m_cursor;
  59         else
  60                 ref = eServiceReference();
  61 }
  62
  63 int eListboxServiceContent::getNextBeginningWithChar(char c)
  64 {
  65 //      printf("Char: %c\n", c);
  66         int index=0;
  67         for (list::iterator i(m_list.begin()); i != m_list.end(); ++i, ++index)
  68         {
  69                 std::string text;
  70                 ePtr<iStaticServiceInformation> service_info;
  71                 m_service_center->info(*i, service_info);
  72                 service_info->getName(*i, text);
  73 //              printf("%c\n", text.c_str()[0]);
  74                 int idx=0;
  75                 int len=text.length();
  76                 while ( idx <= len )
  77                 {
  78                         char cc = text[idx++];
  79                         if ( cc >= 33 && cc < 127)
  80                         {
  81                                 if (cc == c)
  82                                         return index;
  83                                 break;
  84                         }
  85                 }
  86         }
  87         return 0;
  88 }
  89
  90 void eListboxServiceContent::initMarked()
  91 {
  92         m_marked.clear();
  93 }
  94
  95 void eListboxServiceContent::addMarked(const eServiceReference &ref)
  96 {
  97         m_marked.insert(ref);
  98         if (m_listbox)
  99                 m_listbox->entryChanged(lookupService(ref));
 100 }
 101
 102 void eListboxServiceContent::removeMarked(const eServiceReference &ref)
 103 {
 104         m_marked.erase(ref);
 105         if (m_listbox)
 106                 m_listbox->entryChanged(lookupService(ref));
 107 }
 108
 109 int eListboxServiceContent::isMarked(const eServiceReference &ref)
 110 {
 111         return m_marked.find(ref) != m_marked.end();
 112 }
 113
 114 void eListboxServiceContent::markedQueryStart()
 115 {
 116         m_marked_iterator = m_marked.begin();
 117 }
 118
 119 int eListboxServiceContent::markedQueryNext(eServiceReference &ref)
 120 {
 121         if (m_marked_iterator == m_marked.end())
 122                 return -1;
 123         ref = *m_marked_iterator++;
 124         return 0;
 125 }
 126
 127 int eListboxServiceContent::lookupService(const eServiceReference &ref)
 128 {
 129                 /* shortcut for cursor */
 130         if (ref == *m_cursor)
 131                 return m_cursor_number;
 132                 /* otherwise, search in the list.. */
 133         int index = 0;
 134         for (list::const_iterator i(m_list.begin()); i != m_list.end(); ++i, ++index);
 135
 136                 /* this is ok even when the index was not found. */
 137         return index;
 138 }
 139
 140 void eListboxServiceContent::setVisualMode(int mode)
 141 {
 142         m_visual_mode = mode;
 143
 144         if (m_visual_mode == visModeSimple)
 145         {
 146                 m_element_position[celServiceName] = eRect(ePoint(0, 0), m_itemsize);
 147                 m_element_font[celServiceName] = new gFont("Regular", 23);
 148                 m_element_position[celServiceNumber] = eRect();
 149                 m_element_font[celServiceNumber] = 0;
 150                 m_element_position[celIcon] = eRect();
 151                 m_element_position[celServiceInfo] = eRect();
 152                 m_element_font[celServiceInfo] = 0;
 153         }
 154 }
 155
 156 void eListboxServiceContent::setElementPosition(int element, eRect where)
 157 {
 158         if ((element >= 0) && (element < celElements))
 159                 m_element_position[element] = where;
 160 }
 161
 162 void eListboxServiceContent::setElementFont(int element, gFont *font)
 163 {
 164         if ((element >= 0) && (element < celElements))
 165                 m_element_font[element] = font;
 166 }
 167
 168 void eListboxServiceContent::sort()
 169 {
 170         ePtr<iListableService> lst;
 171         if (!m_service_center->list(m_root, lst))
 172         {
 173                 m_list.sort(iListableServiceCompare(lst));
 174                         /* FIXME: is this really required or can we somehow keep the current entry? */
 175                 cursorHome();
 176                 if (m_listbox)
 177                         m_listbox->entryReset();
 178         }
 179 }
 180
 181 DEFINE_REF(eListboxServiceContent);
 182
 183 eListboxServiceContent::eListboxServiceContent()
 184         :m_visual_mode(visModeSimple), m_size(0), m_current_marked(false), m_numberoffset(0)
 185 {
 186         cursorHome();
 187         eServiceCenter::getInstance(m_service_center);
 188 }
 189
 190 void eListboxServiceContent::cursorHome()
 191 {
 192         if (m_current_marked && m_saved_cursor == m_list.end())
 193         {
 194                 while (m_cursor_number)
 195                 {
 196                         std::iter_swap(m_cursor--, m_cursor);
 197                         --m_cursor_number;
 198                         if (m_listbox && m_cursor_number)
 199                                 m_listbox->entryChanged(m_cursor_number);
 200                 }
 201         }
 202         else
 203         {
 204                 m_cursor = m_list.begin();
 205                 m_cursor_number = 0;
 206         }
 207 }
 208
 209 void eListboxServiceContent::cursorEnd()
 210 {
 211         if (m_current_marked && m_saved_cursor == m_list.end())
 212         {
 213                 while (m_cursor != m_list.end())
 214                 {
 215                         list::iterator prev = m_cursor++;
 216                         ++m_cursor_number;
 217                         if ( prev != m_list.end() && m_cursor != m_list.end() )
 218                         {
 219                                 std::iter_swap(m_cursor, prev);
 220                                 if ( m_listbox )
 221                                         m_listbox->entryChanged(m_cursor_number);
 222                         }
 223                 }
 224         }
 225         else
 226         {
 227                 m_cursor = m_list.end();
 228                 m_cursor_number = m_size;
 229         }
 230 }
 231
 232 int eListboxServiceContent::setCurrentMarked(bool state)
 233 {
 234         bool prev = m_current_marked;
 235         m_current_marked = state;
 236
 237         if (state != prev && m_listbox)
 238         {
 239                 m_listbox->entryChanged(m_cursor_number);
 240                 if (!state)
 241                 {
 242                         ePtr<iListableService> lst;
 243                         if (m_service_center->list(m_root, lst))
 244                                 eDebug("no list available!");
 245                         else
 246                         {
 247                                 ePtr<iMutableServiceList> list;
 248                                 if (lst->startEdit(list))
 249                                         eDebug("no editable list");
 250                                 else
 251                                 {
 252                                         eServiceReference ref;
 253                                         getCurrent(ref);
 254                                         if(!ref)
 255                                                 eDebug("no valid service selected");
 256                                         else
 257                                         {
 258                                                 int pos = cursorGet();
 259                                                 eDebugNoNewLine("move %s to %d ", ref.toString().c_str(), pos);
 260                                                 if (list->moveService(ref, cursorGet()))
 261                                                         eDebug("failed");
 262                                                 else
 263                                                         eDebug("ok");
 264                                         }
 265                                 }
 266                         }
 267                 }
 268         }
 269
 270         return 0;
 271 }
 272
 273 int eListboxServiceContent::cursorMove(int count)
 274 {
 275         int prev = m_cursor_number, last = m_cursor_number + count;
 276         if (count > 0)
 277         {
 278                 while(count && m_cursor != m_list.end())
 279                 {
 280                         list::iterator prev_it = m_cursor++;
 281                         if ( m_current_marked && m_cursor != m_list.end() && m_saved_cursor == m_list.end() )
 282                         {
 283                                 std::iter_swap(prev_it, m_cursor);
 284                                 if ( m_listbox && prev != m_cursor_number && last != m_cursor_number )
 285                                         m_listbox->entryChanged(m_cursor_number);
 286                         }
 287                         ++m_cursor_number;
 288                         --count;
 289         }
 290         } else if (count < 0)
 291         {
 292                 while (count && m_cursor != m_list.begin())
 293                 {
 294                         list::iterator prev_it = m_cursor--;
 295                         if ( m_current_marked && m_cursor != m_list.end() && prev_it != m_list.end() && m_saved_cursor == m_list.end() )
 296                         {
 297                                 std::iter_swap(prev_it, m_cursor);
 298                                 if ( m_listbox && prev != m_cursor_number && last != m_cursor_number )
 299                                         m_listbox->entryChanged(m_cursor_number);
 300                         }
 301                         --m_cursor_number;
 302                         ++count;
 303                 }
 304         }
 305         return 0;
 306 }
 307
 308 int eListboxServiceContent::cursorValid()
 309 {
 310         return m_cursor != m_list.end();
 311 }
 312
 313 int eListboxServiceContent::cursorSet(int n)
 314 {
 315         cursorHome();
 316         cursorMove(n);
 317         return 0;
 318 }
 319
 320 int eListboxServiceContent::cursorGet()
 321 {
 322         return m_cursor_number;
 323 }
 324
 325 void eListboxServiceContent::cursorSave()
 326 {
 327         m_saved_cursor = m_cursor;
 328         m_saved_cursor_number = m_cursor_number;
 329 }
 330
 331 void eListboxServiceContent::cursorRestore()
 332 {
 333         m_cursor = m_saved_cursor;
 334         m_cursor_number = m_saved_cursor_number;
 335         m_saved_cursor = m_list.end();
 336 }
 337
 338 int eListboxServiceContent::size()
 339 {
 340         return m_size;
 341 }
 342
 343 void eListboxServiceContent::setSize(const eSize &size)
 344 {
 345         m_itemsize = size;
 346         setVisualMode(m_visual_mode);
 347 }
 348
 349 void eListboxServiceContent::paint(gPainter &painter, eWindowStyle &style, const ePoint &offset, int selected)
 350 {
 351         painter.clip(eRect(offset, m_itemsize));
 352
 353         if (m_current_marked && selected)
 354                 style.setStyle(painter, eWindowStyle::styleListboxMarked);
 355         else if (cursorValid() && isMarked(*m_cursor))
 356                 style.setStyle(painter, eWindowStyle::styleListboxMarked);
 357         else
 358                 style.setStyle(painter, selected ? eWindowStyle::styleListboxSelected : eWindowStyle::styleListboxNormal);
 359         painter.clear();
 360
 361         if (cursorValid())
 362         {
 363                         /* get service information */
 364                 ePtr<iStaticServiceInformation> service_info;
 365                 m_service_center->info(*m_cursor, service_info);
 366
 367                 if (m_is_playable_ignore.valid() && !service_info->isPlayable(*m_cursor, m_is_playable_ignore))
 368                         painter.setForegroundColor(gRGB(0xbbbbbb));
 369
 370                 for (int e = 0; e < celElements; ++e)
 371                 {
 372                         if (!m_element_font[e])
 373                                 continue;
 374                         int flags=gPainter::RT_VALIGN_CENTER;
 375
 376                         eRect area = m_element_position[e];
 377
 378                         std::string text = "<n/a>";
 379
 380                         switch (e)
 381                         {
 382                         case celIcon:
 383                                 // render icon here...
 384                                 continue;
 385                         case celServiceNumber:
 386                         {
 387                                 char bla[10];
 388                                 sprintf(bla, "%d", m_numberoffset + m_cursor_number + 1);
 389                                 text = bla;
 390                                 flags|=gPainter::RT_HALIGN_RIGHT;
 391                                 break;
 392                         }
 393                         case celServiceName:
 394                         {
 395                                 if (service_info)
 396                                         service_info->getName(*m_cursor, text);
 397                                 break;
 398                         }
 399                         case celServiceInfo:
 400                         {
 401                                 ePtr<eServiceEvent> evt;
 402                                 if ( !service_info->getEvent(*m_cursor, evt) )
 403                                         text = '(' + evt->getEventName() + ')';
 404                                 else
 405                                         continue;
 406                                 break;
 407                         }
 408                         }
 409
 410                         eTextPara *para = new eTextPara(area);
 411
 412                         para->setFont(m_element_font[e]);
 413                         para->renderString(text);
 414
 415                         if (e == celServiceName)
 416                         {
 417                                 eRect bbox = para->getBoundBox();
 418                                 int name_width = bbox.width()+10;
 419                                 m_element_position[celServiceInfo].setLeft(area.left()+name_width);
 420                                 m_element_position[celServiceInfo].setTop(area.top());
 421                                 m_element_position[celServiceInfo].setWidth(area.width()-name_width);
 422                                 m_element_position[celServiceInfo].setHeight(area.height());
 423                         }
 424
 425                         if (flags & gPainter::RT_HALIGN_RIGHT)
 426                                 para->realign(eTextPara::dirRight);
 427                         else if (flags & gPainter::RT_HALIGN_CENTER)
 428                                 para->realign(eTextPara::dirCenter);
 429                         else if (flags & gPainter::RT_HALIGN_BLOCK)
 430                                 para->realign(eTextPara::dirBlock);
 431
 432                         ePoint offs = offset;
 433
 434                         if (flags & gPainter::RT_VALIGN_CENTER)
 435                         {
 436                                 eRect bbox = para->getBoundBox();
 437                                 int vcentered_top = (area.height() - bbox.height()) / 2;
 438                                 int correction = vcentered_top - bbox.top();
 439                                 offs += ePoint(0, correction);
 440                         }
 441
 442                         painter.renderPara(para, offs);
 443                 }
 444
 445                 if (selected)
 446                         style.drawFrame(painter, eRect(offset, m_itemsize), eWindowStyle::frameListboxEntry);
 447         }
 448
 449         painter.clippop();
 450 }
 451
 452 void eListboxServiceContent::setIgnoreService( const eServiceReference &service )
 453 {
 454         m_is_playable_ignore=service;
 455 }