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
   7 void eListboxServiceContent::setRoot(const eServiceReference &root)
   8 {
   9         m_list.clear();
  10         m_root = root;
  11
  12         assert(m_service_center);
  13
  14         ePtr<iListableService> lst;
  15         if (m_service_center->list(m_root, lst))
  16                 eDebug("no list available!");
  17         else
  18                 if (lst->getContent(m_list))
  19                         eDebug("getContent failed");
  20
  21         m_size = m_list.size();
  22         cursorHome();
  23
  24         if (m_listbox)
  25                 m_listbox->entryReset();
  26 }
  27
  28 void eListboxServiceContent::setCurrent(const eServiceReference &ref)
  29 {
  30         int index=0;
  31         for (list::iterator i(m_list.begin()); i != m_list.end(); ++i, ++index)
  32                 if ( *i == ref )
  33                 {
  34                         m_cursor = i;
  35                         m_cursor_number = index;
  36                         break;
  37                 }
  38 }
  39
  40 void eListboxServiceContent::getCurrent(eServiceReference &ref)
  41 {
  42         if (cursorValid())
  43                 ref = *m_cursor;
  44         else
  45                 ref = eServiceReference();
  46 }
  47
  48 int eListboxServiceContent::getNextBeginningWithChar(char c)
  49 {
  50 //      printf("Char: %c\n", c);
  51         int index=0;
  52         for (list::iterator i(m_list.begin()); i != m_list.end(); ++i, ++index)
  53         {
  54                 std::string text;
  55                 ePtr<iStaticServiceInformation> service_info;
  56                 m_service_center->info(*i, service_info);
  57                 service_info->getName(*i, text);
  58 //              printf("%c\n", text.c_str()[0]);
  59                 int idx=0;
  60                 int len=text.length();
  61                 while ( idx <= len )
  62                 {
  63                         char cc = text[idx++];
  64                         if ( cc >= 33 && cc < 127)
  65                         {
  66                                 if (cc == c)
  67                                         return index;
  68                                 break;
  69                         }
  70                 }
  71         }
  72         return 0;
  73 }
  74
  75 void eListboxServiceContent::initMarked()
  76 {
  77         m_marked.clear();
  78 }
  79
  80 void eListboxServiceContent::addMarked(const eServiceReference &ref)
  81 {
  82         m_marked.insert(ref);
  83         if (m_listbox)
  84                 m_listbox->entryChanged(lookupService(ref));
  85 }
  86
  87 void eListboxServiceContent::removeMarked(const eServiceReference &ref)
  88 {
  89         m_marked.erase(ref);
  90         if (m_listbox)
  91                 m_listbox->entryChanged(lookupService(ref));
  92 }
  93
  94 int eListboxServiceContent::isMarked(const eServiceReference &ref)
  95 {
  96         return m_marked.find(ref) != m_marked.end();
  97 }
  98
  99 void eListboxServiceContent::markedQueryStart()
 100 {
 101         m_marked_iterator = m_marked.begin();
 102 }
 103
 104 int eListboxServiceContent::markedQueryNext(eServiceReference &ref)
 105 {
 106         if (m_marked_iterator == m_marked.end())
 107                 return -1;
 108         ref = *m_marked_iterator++;
 109         return 0;
 110 }
 111
 112 int eListboxServiceContent::lookupService(const eServiceReference &ref)
 113 {
 114                 /* shortcut for cursor */
 115         if (ref == *m_cursor)
 116                 return m_cursor_number;
 117                 /* otherwise, search in the list.. */
 118         int index = 0;
 119         for (list::const_iterator i(m_list.begin()); i != m_list.end(); ++i, ++index);
 120
 121                 /* this is ok even when the index was not found. */
 122         return index;
 123 }
 124
 125 void eListboxServiceContent::setVisualMode(int mode)
 126 {
 127         m_visual_mode = mode;
 128
 129         if (m_visual_mode == visModeSimple)
 130         {
 131                 m_element_position[celServiceName] = eRect(ePoint(0, 0), m_itemsize);
 132                 m_element_font[celServiceName] = new gFont("Arial", 23);
 133                 m_element_position[celServiceNumber] = eRect();
 134                 m_element_font[celServiceNumber] = 0;
 135                 m_element_position[celIcon] = eRect();
 136                 m_element_position[celServiceInfo] = eRect();
 137                 m_element_font[celServiceInfo] = 0;
 138         }
 139 }
 140
 141 void eListboxServiceContent::setElementPosition(int element, eRect where)
 142 {
 143         if ((element >= 0) && (element < celElements))
 144                 m_element_position[element] = where;
 145 }
 146
 147 void eListboxServiceContent::setElementFont(int element, gFont *font)
 148 {
 149         if ((element >= 0) && (element < celElements))
 150                 m_element_font[element] = font;
 151 }
 152
 153 void eListboxServiceContent::sort()
 154 {
 155         ePtr<iListableService> lst;
 156         if (!m_service_center->list(m_root, lst))
 157         {
 158                 m_list.sort(iListableServiceCompare(lst));
 159                         /* FIXME: is this really required or can we somehow keep the current entry? */
 160                 cursorHome();
 161                 if (m_listbox)
 162                         m_listbox->entryReset();
 163         }
 164 }
 165
 166 DEFINE_REF(eListboxServiceContent);
 167
 168 eListboxServiceContent::eListboxServiceContent()
 169         :m_visual_mode(visModeSimple), m_size(0), m_current_marked(false), m_numberoffset(0)
 170 {
 171         cursorHome();
 172         eServiceCenter::getInstance(m_service_center);
 173 }
 174
 175 void eListboxServiceContent::cursorHome()
 176 {
 177         if (m_current_marked && m_saved_cursor == m_list.end())
 178         {
 179                 while (m_cursor_number)
 180                 {
 181                         std::iter_swap(m_cursor--, m_cursor);
 182                         --m_cursor_number;
 183                         if (m_listbox && m_cursor_number)
 184                                 m_listbox->entryChanged(m_cursor_number);
 185                 }
 186         }
 187         else
 188         {
 189                 m_cursor = m_list.begin();
 190                 m_cursor_number = 0;
 191         }
 192 }
 193
 194 void eListboxServiceContent::cursorEnd()
 195 {
 196         if (m_current_marked && m_saved_cursor == m_list.end())
 197         {
 198                 while (m_cursor != m_list.end())
 199                 {
 200                         list::iterator prev = m_cursor++;
 201                         ++m_cursor_number;
 202                         if ( prev != m_list.end() && m_cursor != m_list.end() )
 203                         {
 204                                 std::iter_swap(m_cursor, prev);
 205                                 if ( m_listbox )
 206                                         m_listbox->entryChanged(m_cursor_number);
 207                         }
 208                 }
 209         }
 210         else
 211         {
 212                 m_cursor = m_list.end();
 213                 m_cursor_number = m_size;
 214         }
 215 }
 216
 217 int eListboxServiceContent::setCurrentMarked(bool state)
 218 {
 219         bool prev = m_current_marked;
 220         m_current_marked = state;
 221
 222         if (state != prev && m_listbox)
 223         {
 224                 m_listbox->entryChanged(m_cursor_number);
 225                 if (!state)
 226                 {
 227                         ePtr<iListableService> lst;
 228                         if (m_service_center->list(m_root, lst))
 229                                 eDebug("no list available!");
 230                         else
 231                         {
 232                                 ePtr<iMutableServiceList> list;
 233                                 if (lst->startEdit(list))
 234                                         eDebug("no editable list");
 235                                 else
 236                                 {
 237                                         eServiceReference ref;
 238                                         getCurrent(ref);
 239                                         if(!ref)
 240                                                 eDebug("no valid service selected");
 241                                         else
 242                                         {
 243                                                 int pos = cursorGet();
 244                                                 eDebugNoNewLine("move %s to %d ", ref.toString().c_str(), pos);
 245                                                 if (list->moveService(ref, cursorGet()))
 246                                                         eDebug("failed");
 247                                                 else
 248                                                         eDebug("ok");
 249                                         }
 250                                 }
 251                         }
 252                 }
 253         }
 254
 255         return 0;
 256 }
 257
 258 int eListboxServiceContent::cursorMove(int count)
 259 {
 260         int prev = m_cursor_number, last = m_cursor_number + count;
 261         if (count > 0)
 262         {
 263                 while(count && m_cursor != m_list.end())
 264                 {
 265                         list::iterator prev_it = m_cursor++;
 266                         if ( m_current_marked && m_cursor != m_list.end() && m_saved_cursor == m_list.end() )
 267                         {
 268                                 std::iter_swap(prev_it, m_cursor);
 269                                 if ( m_listbox && prev != m_cursor_number && last != m_cursor_number )
 270                                         m_listbox->entryChanged(m_cursor_number);
 271                         }
 272                         ++m_cursor_number;
 273                         --count;
 274         }
 275         } else if (count < 0)
 276         {
 277                 while (count && m_cursor != m_list.begin())
 278                 {
 279                         list::iterator prev_it = m_cursor--;
 280                         if ( m_current_marked && m_cursor != m_list.end() && prev_it != m_list.end() && m_saved_cursor == m_list.end() )
 281                         {
 282                                 std::iter_swap(prev_it, m_cursor);
 283                                 if ( m_listbox && prev != m_cursor_number && last != m_cursor_number )
 284                                         m_listbox->entryChanged(m_cursor_number);
 285                         }
 286                         --m_cursor_number;
 287                         ++count;
 288                 }
 289         }
 290         return 0;
 291 }
 292
 293 int eListboxServiceContent::cursorValid()
 294 {
 295         return m_cursor != m_list.end();
 296 }
 297
 298 int eListboxServiceContent::cursorSet(int n)
 299 {
 300         cursorHome();
 301         cursorMove(n);
 302         return 0;
 303 }
 304
 305 int eListboxServiceContent::cursorGet()
 306 {
 307         return m_cursor_number;
 308 }
 309
 310 void eListboxServiceContent::cursorSave()
 311 {
 312         m_saved_cursor = m_cursor;
 313         m_saved_cursor_number = m_cursor_number;
 314 }
 315
 316 void eListboxServiceContent::cursorRestore()
 317 {
 318         m_cursor = m_saved_cursor;
 319         m_cursor_number = m_saved_cursor_number;
 320         m_saved_cursor = m_list.end();
 321 }
 322
 323 int eListboxServiceContent::size()
 324 {
 325         return m_size;
 326 }
 327
 328 void eListboxServiceContent::setSize(const eSize &size)
 329 {
 330         m_itemsize = size;
 331         setVisualMode(m_visual_mode);
 332 }
 333
 334 void eListboxServiceContent::paint(gPainter &painter, eWindowStyle &style, const ePoint &offset, int selected)
 335 {
 336         painter.clip(eRect(offset, m_itemsize));
 337
 338         if (m_current_marked && selected)
 339                 style.setStyle(painter, eWindowStyle::styleListboxMarked);
 340         else if (cursorValid() && isMarked(*m_cursor))
 341                 style.setStyle(painter, eWindowStyle::styleListboxMarked);
 342         else
 343                 style.setStyle(painter, selected ? eWindowStyle::styleListboxSelected : eWindowStyle::styleListboxNormal);
 344         painter.clear();
 345
 346         if (cursorValid())
 347         {
 348                         /* get service information */
 349                 ePtr<iStaticServiceInformation> service_info;
 350                 m_service_center->info(*m_cursor, service_info);
 351
 352                 if (m_is_playable_ignore.valid() && !service_info->isPlayable(*m_cursor, m_is_playable_ignore))
 353                         painter.setForegroundColor(gRGB(0xbbbbbb));
 354
 355                 for (int e = 0; e < celElements; ++e)
 356                 {
 357                         if (!m_element_font[e])
 358                                 continue;
 359                         int flags=gPainter::RT_VALIGN_CENTER;
 360
 361                         eRect area = m_element_position[e];
 362
 363                         std::string text = "<n/a>";
 364
 365                         switch (e)
 366                         {
 367                         case celIcon:
 368                                 // render icon here...
 369                                 continue;
 370                         case celServiceNumber:
 371                         {
 372                                 char bla[10];
 373                                 sprintf(bla, "%d", m_numberoffset + m_cursor_number + 1);
 374                                 text = bla;
 375                                 flags|=gPainter::RT_HALIGN_RIGHT;
 376                                 break;
 377                         }
 378                         case celServiceName:
 379                         {
 380                                 if (service_info)
 381                                         service_info->getName(*m_cursor, text);
 382                                 break;
 383                         }
 384                         case celServiceInfo:
 385                         {
 386                                 ePtr<eServiceEvent> evt;
 387                                 if ( !service_info->getEvent(*m_cursor, evt) )
 388                                         text = '(' + evt->getEventName() + ')';
 389                                 else
 390                                         continue;
 391                                 break;
 392                         }
 393                         }
 394
 395                         eTextPara *para = new eTextPara(area);
 396
 397                         para->setFont(m_element_font[e]);
 398                         para->renderString(text);
 399
 400                         if (e == celServiceName)
 401                         {
 402                                 eRect bbox = para->getBoundBox();
 403                                 int name_width = bbox.width()+10;
 404                                 m_element_position[celServiceInfo].setLeft(area.left()+name_width);
 405                                 m_element_position[celServiceInfo].setTop(area.top());
 406                                 m_element_position[celServiceInfo].setWidth(area.width()-name_width);
 407                                 m_element_position[celServiceInfo].setHeight(area.height());
 408                         }
 409
 410                         if (flags & gPainter::RT_HALIGN_RIGHT)
 411                                 para->realign(eTextPara::dirRight);
 412                         else if (flags & gPainter::RT_HALIGN_CENTER)
 413                                 para->realign(eTextPara::dirCenter);
 414                         else if (flags & gPainter::RT_HALIGN_BLOCK)
 415                                 para->realign(eTextPara::dirBlock);
 416
 417                         ePoint offs = offset;
 418
 419                         if (flags & gPainter::RT_VALIGN_CENTER)
 420                         {
 421                                 eRect bbox = para->getBoundBox();
 422                                 int vcentered_top = (area.height() - bbox.height()) / 2;
 423                                 int correction = vcentered_top - bbox.top();
 424                                 offs += ePoint(0, correction);
 425                         }
 426
 427                         painter.renderPara(para, offs);
 428                 }
 429
 430                 if (selected)
 431                         style.drawFrame(painter, eRect(offset, m_itemsize), eWindowStyle::frameListboxEntry);
 432         }
 433
 434         painter.clippop();
 435 }
 436
 437 void eListboxServiceContent::setIgnoreService( const eServiceReference &service )
 438 {
 439         m_is_playable_ignore=service;
 440 }