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00023 #include <assert.h>
00024
00025 #include <qshared.h>
00026 #include <qdict.h>
00027
00028 #include <ktrader.h>
00029 #include <kstaticdeleter.h>
00030 #include <kparts/componentfactory.h>
00031 #include <kuserprofile.h>
00032 #include <kdebug.h>
00033 #include <kmimetype.h>
00034 #include <kdatastream.h>
00035 #include <klocale.h>
00036 #include <kio/global.h>
00037
00038 #include "kfilemetainfo.h"
00039
00040
00041 class KFileMetaInfoItem::Data : public QShared
00042 {
00043 public:
00044 Data( const KFileMimeTypeInfo::ItemInfo* mti, const QString& _key,
00045 const QVariant& _value )
00046 : QShared(),
00047 mimeTypeInfo( mti ),
00048 key( _key ),
00049 value( _value ),
00050 dirty( false ),
00051 added( false ),
00052 removed( false )
00053 {}
00054
00055
00056 Data() : mimeTypeInfo( 0L )
00057 {}
00058
00059 ~Data()
00060 {
00061 if ( this == null )
00062 delete mimeTypeInfo;
00063 }
00064
00065 const KFileMimeTypeInfo::ItemInfo* mimeTypeInfo;
00066
00067 QString key;
00068 QVariant value;
00069 bool dirty :1;
00070 bool added :1;
00071 bool removed :1;
00072
00073 static Data* null;
00074 static Data* makeNull();
00075 };
00076
00077
00078 KFileMetaInfoItem::Data* KFileMetaInfoItem::Data::null;
00079 static KStaticDeleter<KFileMetaInfoItem::Data> sd_KFileMetaInfoItemData;
00080
00081 KFileMetaInfoItem::Data* KFileMetaInfoItem::Data::makeNull()
00082 {
00083 if (!null)
00084 {
00085
00086
00087
00088
00089 KFileMimeTypeInfo::ItemInfo* info = new KFileMimeTypeInfo::ItemInfo();
00090 null = new Data(info, QString::null, QVariant());
00091 sd_KFileMetaInfoItemData.setObject( null );
00092 }
00093 return null;
00094 }
00095
00096 KFileMetaInfoItem::KFileMetaInfoItem( const KFileMimeTypeInfo::ItemInfo* mti,
00097 const QString& key, const QVariant& value )
00098 : d( new Data( mti, key, value ) )
00099 {
00100 }
00101
00102 KFileMetaInfoItem::KFileMetaInfoItem( const KFileMetaInfoItem& item )
00103 {
00104
00105 d = Data::makeNull();
00106 *this = item;
00107 }
00108
00109 KFileMetaInfoItem::KFileMetaInfoItem()
00110 {
00111 d = Data::makeNull();
00112 }
00113
00114 KFileMetaInfoItem::~KFileMetaInfoItem()
00115 {
00116 deref();
00117 }
00118
00119 const KFileMetaInfoItem& KFileMetaInfoItem::operator=
00120 (const KFileMetaInfoItem & item )
00121 {
00122 if (d != item.d)
00123 {
00124
00125 deref();
00126 d = item.d;
00127
00128 ref();
00129 }
00130
00131 return *this;
00132 }
00133
00134 bool KFileMetaInfoItem::setValue( const QVariant& value )
00135 {
00136
00137 if ( d == Data::null ) return false;
00138
00139 if ( ! (d->mimeTypeInfo->attributes() & KFileMimeTypeInfo::Modifiable ) ||
00140 ! (value.canCast(d->mimeTypeInfo->type())))
00141 {
00142 kdDebug(7033) << "setting the value of " << key() << "failed\n";
00143 return false;
00144 }
00145
00146
00147
00148 if ( d->value == value )
00149 return true;
00150
00151 d->dirty = true;
00152 d->value = value;
00153
00154
00155 d->value.cast(d->mimeTypeInfo->type());
00156
00157 return true;
00158 }
00159
00160 bool KFileMetaInfoItem::isRemoved() const
00161 {
00162 return d->removed;
00163 }
00164
00165 QString KFileMetaInfoItem::key() const
00166 {
00167 return d->key;
00168 }
00169
00170 QString KFileMetaInfoItem::translatedKey() const
00171 {
00172
00173 if (d->mimeTypeInfo->key().isNull())
00174 {
00175
00176 return i18n(d->key.utf8());
00177 }
00178
00179 return d->mimeTypeInfo->translatedKey();
00180 }
00181
00182 const QVariant& KFileMetaInfoItem::value() const
00183 {
00184 return d->value;
00185 }
00186
00187 QString KFileMetaInfoItem::string( bool mangle ) const
00188 {
00189 return d->mimeTypeInfo->string(d->value, mangle);
00190 }
00191
00192 QVariant::Type KFileMetaInfoItem::type() const
00193 {
00194 return d->mimeTypeInfo->type();
00195 }
00196
00197 uint KFileMetaInfoItem::unit() const
00198 {
00199 return d->mimeTypeInfo->unit();
00200 }
00201
00202 bool KFileMetaInfoItem::isModified() const
00203 {
00204 return d->dirty;
00205 }
00206
00207 QString KFileMetaInfoItem::prefix() const
00208 {
00209 return d->mimeTypeInfo->prefix();
00210 }
00211
00212 QString KFileMetaInfoItem::suffix() const
00213 {
00214 return d->mimeTypeInfo->suffix();
00215 }
00216
00217 uint KFileMetaInfoItem::hint() const
00218 {
00219 return d->mimeTypeInfo->hint();
00220 }
00221
00222 uint KFileMetaInfoItem::attributes() const
00223 {
00224 return d->mimeTypeInfo->attributes();
00225 }
00226
00227 bool KFileMetaInfoItem::isEditable() const
00228 {
00229 return d->mimeTypeInfo->attributes() & KFileMimeTypeInfo::Modifiable;
00230 }
00231
00232 bool KFileMetaInfoItem::isValid() const
00233 {
00234
00235
00236
00237 return d != Data::null;
00238 }
00239
00240 void KFileMetaInfoItem::setAdded()
00241 {
00242 d->added = true;
00243 }
00244
00245 void KFileMetaInfoItem::setRemoved()
00246 {
00247 d->removed = true;
00248 }
00249
00250 void KFileMetaInfoItem::ref()
00251 {
00252 if (d != Data::null) d->ref();
00253 }
00254
00255 void KFileMetaInfoItem::deref()
00256 {
00257
00258
00259
00260 if ((d != Data::null) && d->deref())
00261 {
00262
00263
00264 delete d;
00265 }
00266 }
00267
00270
00271
00272 class KFileMetaInfo::Data : public QShared
00273 {
00274 public:
00275 Data(const KURL& _url, uint _what)
00276 : QShared(),
00277 url(_url),
00278 what(_what),
00279 mimeTypeInfo( 0L )
00280 {}
00281
00282
00283 Data() {};
00284
00285 KURL url;
00286 uint what;
00287 QMap<QString, KFileMetaInfoGroup> groups;
00288 const KFileMimeTypeInfo* mimeTypeInfo;
00289 QStringList removedGroups;
00290
00291 static Data* null;
00292 static Data* makeNull();
00293
00294 };
00295
00296 KFileMetaInfo::KFileMetaInfo( const QString& path, const QString& mimeType,
00297 uint what )
00298 {
00299 KURL u;
00300
00301 u.setPath(path);
00302 init(u, mimeType, what);
00303 }
00304
00305 KFileMetaInfo::KFileMetaInfo( const KURL& url, const QString& mimeType,
00306 uint what )
00307 {
00308 init(url, mimeType, what);
00309 }
00310
00311 void KFileMetaInfo::init( const KURL& url, const QString& mimeType,
00312 uint what )
00313 {
00314 d = new Data( url, what );
00315
00316 QString mT;
00317 if (mimeType.isEmpty())
00318 mT = KMimeType::findByURL(url)->name();
00319 else
00320 mT = mimeType;
00321
00322
00323 KFileMetaInfo item(*this);
00324
00325 d->mimeTypeInfo = KFileMetaInfoProvider::self()->mimeTypeInfo(mT);
00326 if ( d->mimeTypeInfo )
00327 {
00328
00329 KFilePlugin *p = plugin();
00330 if (p && !p->readInfo( item, what))
00331 *this=KFileMetaInfo();
00332 }
00333 else
00334 {
00335
00336 d = Data::makeNull();
00337 }
00338 }
00339
00340 KFileMetaInfo::KFileMetaInfo( const KFileMetaInfo& original )
00341 {
00342
00343 d = Data::makeNull();
00344 *this = original;
00345 }
00346
00347 KFileMetaInfo::KFileMetaInfo()
00348 {
00349 d = Data::makeNull();
00350 }
00351
00352 KFileMetaInfo::~KFileMetaInfo()
00353 {
00354 deref();
00355 }
00356
00357 QStringList KFileMetaInfo::supportedGroups() const
00358 {
00359 assert(isValid());
00360 return d->mimeTypeInfo->supportedGroups();
00361 }
00362
00363 QStringList KFileMetaInfo::supportedKeys() const
00364 {
00365 assert(isValid());
00366 return d->mimeTypeInfo->supportedKeys();
00367 }
00368
00369 QStringList KFileMetaInfo::groups() const
00370 {
00371 QStringList list;
00372 QMapConstIterator<QString, KFileMetaInfoGroup> it = d->groups.begin();
00373 for ( ; it != d->groups.end(); ++it )
00374 list += (*it).name();
00375
00376 return list;
00377 }
00378
00379 QStringList KFileMetaInfo::editableGroups() const
00380 {
00381 QStringList list;
00382 QStringList supported = supportedGroups();
00383 QStringList::ConstIterator it = supported.begin();
00384 for ( ; it != supported.end(); ++it ) {
00385 const KFileMimeTypeInfo::GroupInfo * groupInfo = d->mimeTypeInfo->groupInfo( *it );
00386 if ( groupInfo && groupInfo->attributes() &
00387 (KFileMimeTypeInfo::Addable | KFileMimeTypeInfo::Removable) )
00388 list.append( *it );
00389 }
00390
00391 return list;
00392 }
00393
00394 QStringList KFileMetaInfo::preferredGroups() const
00395 {
00396 assert(isValid());
00397 QStringList list = groups();
00398 QStringList newlist;
00399 QStringList preferred = d->mimeTypeInfo->preferredGroups();
00400 QStringList::Iterator pref;
00401
00402
00403 for ( pref = preferred.begin(); pref != preferred.end(); pref++ )
00404 {
00405 QStringList::Iterator group = list.find(*pref);
00406 if ( group != list.end() )
00407 {
00408 newlist.append( *group );
00409 list.remove(group);
00410 }
00411 }
00412
00413
00414
00415 newlist += list;
00416
00417 return newlist;
00418 }
00419
00420 QStringList KFileMetaInfo::preferredKeys() const
00421 {
00422 QStringList newlist;
00423
00424 QStringList list = preferredGroups();
00425 for (QStringList::Iterator git = list.begin(); git != list.end(); ++git)
00426 {
00427 newlist += d->groups[*git].preferredKeys();
00428 }
00429
00430 return newlist;
00431 }
00432
00433 KFileMetaInfoGroup KFileMetaInfo::group(const QString& key) const
00434 {
00435 QMapIterator<QString,KFileMetaInfoGroup> it = d->groups.find( key );
00436 if ( it != d->groups.end() )
00437 return it.data();
00438 else
00439 return KFileMetaInfoGroup();
00440 }
00441
00442 bool KFileMetaInfo::addGroup( const QString& name )
00443 {
00444 assert(isValid());
00445 if ( d->mimeTypeInfo->supportedGroups().contains(name) &&
00446 ! d->groups.contains(name) )
00447 {
00448 KFileMetaInfoGroup group( name, d->mimeTypeInfo );
00449
00450
00451 const KFileMimeTypeInfo::GroupInfo* ginfo = d->mimeTypeInfo->groupInfo(name);
00452 Q_ASSERT(ginfo);
00453 if (!ginfo) return false;
00454
00455 QStringList keys = ginfo->supportedKeys();
00456 for (QStringList::Iterator it = keys.begin(); it != keys.end(); ++it)
00457 {
00458 const KFileMimeTypeInfo::ItemInfo* iteminfo = ginfo->itemInfo(*it);
00459 Q_ASSERT(ginfo);
00460 if (!iteminfo) return false;
00461
00462 if ( !(iteminfo->attributes() & KFileMimeTypeInfo::Addable) &&
00463 (iteminfo->attributes() & KFileMimeTypeInfo::Modifiable))
00464 {
00465
00466 group.appendItem(iteminfo->key(), QVariant());
00467 }
00468
00469 }
00470
00471 d->groups.insert(name, group);
00472 group.setAdded();
00473 return true;
00474 }
00475
00476 return false;
00477 }
00478
00479 bool KFileMetaInfo::removeGroup( const QString& name )
00480 {
00481 QMapIterator<QString, KFileMetaInfoGroup> it = d->groups.find(name);
00482 if ( (it==d->groups.end()) ||
00483 !((*it).attributes() & KFileMimeTypeInfo::Removable))
00484 return false;
00485
00486 d->groups.remove(it);
00487 d->removedGroups.append(name);
00488 return true;
00489 }
00490
00491 QStringList KFileMetaInfo::removedGroups()
00492 {
00493 return d->removedGroups;
00494 }
00495
00496 const KFileMetaInfo& KFileMetaInfo::operator= (const KFileMetaInfo& info )
00497 {
00498 if (d != info.d)
00499 {
00500 deref();
00501
00502 d = info.d;
00503
00504 ref();
00505 }
00506 return *this;
00507 }
00508
00509 bool KFileMetaInfo::isValid() const
00510 {
00511
00512 return d != Data::null;
00513 }
00514
00515 bool KFileMetaInfo::isEmpty() const
00516 {
00517 for (QMapIterator<QString, KFileMetaInfoGroup> it = d->groups.begin();
00518 it!=d->groups.end(); ++it)
00519 if (!(*it).isEmpty())
00520 return false;
00521 return true;
00522 }
00523
00524 bool KFileMetaInfo::applyChanges()
00525 {
00526 bool doit = false;
00527
00528
00529
00530
00531 QMapConstIterator<QString, KFileMetaInfoGroup> it;
00532 for (it = d->groups.begin(); it!=d->groups.end() && !doit; ++it)
00533 {
00534 if ( (*it).isModified() )
00535 doit = true;
00536
00537 else
00538 {
00539 QStringList keys = it.data().keys();
00540 for (QStringList::Iterator it2 = keys.begin(); it2!=keys.end(); ++it2)
00541 {
00542 if ( (*it)[*it2].isModified() )
00543 {
00544 doit = true;
00545 break;
00546 }
00547 }
00548 }
00549 }
00550
00551 if (!doit)
00552 {
00553 kdDebug(7033) << "Don't need to write, nothing changed\n";
00554 return true;
00555 }
00556
00557 KFilePlugin* p = plugin();
00558 if (!p) return false;
00559
00560
00561
00562 return p->writeInfo(*this);
00563 }
00564
00565 KFilePlugin * const KFileMetaInfo::plugin() const
00566 {
00567 assert(isValid());
00568 KFileMetaInfoProvider* prov = KFileMetaInfoProvider::self();
00569 return prov->plugin( d->mimeTypeInfo->mimeType() );
00570 }
00571
00572 QString KFileMetaInfo::mimeType() const
00573 {
00574 assert(isValid());
00575 return d->mimeTypeInfo->mimeType();
00576 }
00577
00578 bool KFileMetaInfo::contains(const QString& key) const
00579 {
00580 QStringList glist = groups();
00581 for (QStringList::Iterator it = glist.begin(); it != glist.end(); ++it)
00582 {
00583 KFileMetaInfoGroup g = d->groups[*it];
00584 if (g.contains(key)) return true;
00585 }
00586 return false;
00587 }
00588
00589 bool KFileMetaInfo::containsGroup(const QString& key) const
00590 {
00591 return groups().contains(key);
00592 }
00593
00594 KFileMetaInfoItem KFileMetaInfo::item( const QString& key) const
00595 {
00596 QStringList groups = preferredGroups();
00597 for (QStringList::Iterator it = groups.begin(); it != groups.end(); ++it)
00598 {
00599 KFileMetaInfoItem i = d->groups[*it][key];
00600 if (i.isValid()) return i;
00601 }
00602 return KFileMetaInfoItem();
00603 }
00604
00605 KFileMetaInfoItem KFileMetaInfo::item(const KFileMetaInfoItem::Hint hint) const
00606 {
00607 QStringList groups = preferredGroups();
00608 QStringList::ConstIterator it;
00609 for (it = groups.begin(); it != groups.end(); ++it)
00610 {
00611 KFileMetaInfoItem i = d->groups[*it].item(hint);
00612 if (i.isValid()) return i;
00613 }
00614 return KFileMetaInfoItem();
00615 }
00616
00617 KFileMetaInfoItem KFileMetaInfo::saveItem( const QString& key,
00618 const QString& preferredGroup,
00619 bool createGroup )
00620 {
00621 assert(isValid());
00622
00623 if ( !preferredGroup.isEmpty() ) {
00624 QMapIterator<QString,KFileMetaInfoGroup> it =
00625 d->groups.find( preferredGroup );
00626
00627
00628 if ( it == d->groups.end() && createGroup ) {
00629 const KFileMimeTypeInfo::GroupInfo *groupInfo =
00630 d->mimeTypeInfo->groupInfo( preferredGroup );
00631 if ( groupInfo && groupInfo->supportedKeys().contains( key ) ) {
00632 if ( addGroup( preferredGroup ) )
00633 it = d->groups.find( preferredGroup );
00634 }
00635 }
00636
00637 if ( it != d->groups.end() ) {
00638 KFileMetaInfoItem item = it.data().addItem( key );
00639 if ( item.isValid() )
00640 return item;
00641 }
00642 }
00643
00644 QStringList groups = preferredGroups();
00645
00646 KFileMetaInfoItem item;
00647
00648 QStringList::ConstIterator groupIt = groups.begin();
00649 for ( ; groupIt != groups.end(); ++groupIt )
00650 {
00651 QMapIterator<QString,KFileMetaInfoGroup> it = d->groups.find( *groupIt );
00652 if ( it != d->groups.end() )
00653 {
00654 KFileMetaInfoGroup group = it.data();
00655 item = findEditableItem( group, key );
00656 if ( item.isValid() )
00657 return item;
00658 }
00659 else
00660 {
00661 const KFileMimeTypeInfo::GroupInfo *groupInfo =
00662 d->mimeTypeInfo->groupInfo( *groupIt );
00663 if ( groupInfo && groupInfo->supportedKeys().contains( key ) )
00664 {
00665 if ( addGroup( *groupIt ) )
00666 {
00667 KFileMetaInfoGroup group = d->groups[*groupIt];
00668 KFileMetaInfoItem item = group.addItem( key );
00669 if ( item.isValid() )
00670 return item;
00671
00672
00673 }
00674 }
00675 }
00676 }
00677
00678
00679
00680 return item;
00681 }
00682
00683 KFileMetaInfoItem KFileMetaInfo::findEditableItem( KFileMetaInfoGroup& group,
00684 const QString& key )
00685 {
00686 assert(isValid());
00687 KFileMetaInfoItem item = group.addItem( key );
00688 if ( item.isValid() && item.isEditable() )
00689 return item;
00690
00691 if ( (d->mimeTypeInfo->groupInfo( group.name() )->attributes() & KFileMimeTypeInfo::Addable) )
00692 return item;
00693
00694 return KFileMetaInfoItem();
00695 }
00696
00697 KFileMetaInfoGroup KFileMetaInfo::appendGroup(const QString& name)
00698 {
00699 assert(isValid());
00700 if ( d->mimeTypeInfo->supportedGroups().contains(name) &&
00701 ! d->groups.contains(name) )
00702 {
00703 KFileMetaInfoGroup group( name, d->mimeTypeInfo );
00704 d->groups.insert(name, group);
00705 return group;
00706 }
00707
00708 else {
00709 kdWarning(7033) << "Someone's trying to add a KFileMetaInfoGroup which is not supported or already existing: " << name << endl;
00710 return KFileMetaInfoGroup();
00711 }
00712 }
00713
00714 QString KFileMetaInfo::path() const
00715 {
00716 return d->url.isLocalFile() ? d->url.path() : QString::null;
00717 }
00718
00719 KURL KFileMetaInfo::url() const
00720 {
00721 return d->url;
00722 }
00723
00724 void KFileMetaInfo::ref()
00725 {
00726 if (d != Data::null) d->ref();
00727
00728 }
00729
00730 void KFileMetaInfo::deref()
00731 {
00732
00733
00734
00735 if ((d != Data::null) && d->deref())
00736 {
00737
00738 delete d;
00739 }
00740
00741 }
00742
00743
00744 KFileMetaInfo::Data* KFileMetaInfo::Data::null = 0L;
00745 static KStaticDeleter<KFileMetaInfo::Data> sd_KFileMetaInfoData;
00746
00747 KFileMetaInfo::Data* KFileMetaInfo::Data::makeNull()
00748 {
00749 if (!null)
00750
00751
00752
00753 null = sd_KFileMetaInfoData.setObject( new KFileMetaInfo::Data(KURL(), 0) );
00754 return null;
00755 }
00756
00759
00760 KFilePlugin::KFilePlugin( QObject *parent, const char *name,
00761 const QStringList& )
00762 : QObject( parent, name )
00763 {
00764
00765 }
00766
00767 KFilePlugin::~KFilePlugin()
00768 {
00769 kdDebug(7033) << "unloaded a plugin for " << name() << endl;
00770 }
00771
00772 KFileMimeTypeInfo * KFilePlugin::addMimeTypeInfo( const QString& mimeType )
00773 {
00774 KFileMimeTypeInfo* info;
00775
00776 info = KFileMetaInfoProvider::self()-> addMimeTypeInfo( mimeType );
00777 return info;
00778 }
00779
00780 void KFilePlugin::virtual_hook( int, void* )
00781 { }
00782
00783
00784 KFileMimeTypeInfo::GroupInfo* KFilePlugin::addGroupInfo(KFileMimeTypeInfo* info,
00785 const QString& key, const QString& translatedKey) const
00786 {
00787 return info->addGroupInfo(key, translatedKey);
00788 }
00789
00790 void KFilePlugin::setAttributes(KFileMimeTypeInfo::GroupInfo* gi, uint attr) const
00791 {
00792 gi->m_attr = attr;
00793 }
00794
00795 void KFilePlugin::addVariableInfo(KFileMimeTypeInfo::GroupInfo* gi,
00796 QVariant::Type type, uint attr) const
00797 {
00798 gi->addVariableInfo(type, attr);
00799 }
00800
00801 KFileMimeTypeInfo::ItemInfo* KFilePlugin::addItemInfo(KFileMimeTypeInfo::GroupInfo* gi,
00802 const QString& key,
00803 const QString& translatedKey,
00804 QVariant::Type type)
00805 {
00806 return gi->addItemInfo(key, translatedKey, type);
00807 }
00808
00809 void KFilePlugin::setAttributes(KFileMimeTypeInfo::ItemInfo* item, uint attr)
00810 {
00811 item->m_attr = attr;
00812 }
00813
00814 void KFilePlugin::setHint(KFileMimeTypeInfo::ItemInfo* item, uint hint)
00815 {
00816 item->m_hint = hint;
00817 }
00818
00819 void KFilePlugin::setUnit(KFileMimeTypeInfo::ItemInfo* item, uint unit)
00820 {
00821 item->m_unit = unit;
00822
00823 switch (unit)
00824 {
00825 case KFileMimeTypeInfo::Seconds:
00826 item->m_suffix = i18n("s"); break;
00827
00828 case KFileMimeTypeInfo::MilliSeconds:
00829 item->m_suffix = i18n("ms"); break;
00830
00831 case KFileMimeTypeInfo::BitsPerSecond:
00832 item->m_suffix = i18n("bps"); break;
00833
00834 case KFileMimeTypeInfo::Pixels:
00835 item->m_suffix = i18n("pixels"); break;
00836
00837 case KFileMimeTypeInfo::Inches:
00838 item->m_suffix = i18n("in"); break;
00839
00840 case KFileMimeTypeInfo::Centimeters:
00841 item->m_suffix = i18n("cm"); break;
00842
00843 case KFileMimeTypeInfo::Bytes:
00844 item->m_suffix = i18n("B"); break;
00845
00846 case KFileMimeTypeInfo::KiloBytes:
00847 item->m_suffix = i18n("KB"); break;
00848
00849 case KFileMimeTypeInfo::FramesPerSecond:
00850 item->m_suffix = i18n("fps"); break;
00851
00852 case KFileMimeTypeInfo::DotsPerInch:
00853 item->m_suffix = i18n("dpi"); break;
00854
00855 case KFileMimeTypeInfo::BitsPerPixel:
00856 item->m_suffix = i18n("bpp"); break;
00857
00858 case KFileMimeTypeInfo::Hertz:
00859 item->m_suffix = i18n("Hz");
00860
00861 case KFileMimeTypeInfo::Millimeters:
00862 item->m_suffix = i18n("mm");
00863 }
00864 }
00865
00866 void KFilePlugin::setPrefix(KFileMimeTypeInfo::ItemInfo* item, const QString& prefix)
00867 {
00868 item->m_prefix = prefix;
00869 }
00870
00871 void KFilePlugin::setSuffix(KFileMimeTypeInfo::ItemInfo* item, const QString& suffix)
00872 {
00873 item->m_suffix = suffix;
00874 }
00875
00876 KFileMetaInfoGroup KFilePlugin::appendGroup(KFileMetaInfo& info, const QString& key)
00877 {
00878 return info.appendGroup(key);
00879 }
00880
00881 void KFilePlugin::appendItem(KFileMetaInfoGroup& group, const QString& key, QVariant value)
00882 {
00883 group.appendItem(key, value);
00884 }
00885
00888
00889
00890 KFileMetaInfoProvider * KFileMetaInfoProvider::s_self;
00891 static KStaticDeleter<KFileMetaInfoProvider> sd;
00892
00893 KFileMetaInfoProvider * KFileMetaInfoProvider::self()
00894 {
00895 if ( !s_self )
00896 s_self = sd.setObject( s_self, new KFileMetaInfoProvider() );
00897
00898 return s_self;
00899 }
00900
00901 KFileMetaInfoProvider::KFileMetaInfoProvider()
00902 {
00903 m_plugins.setAutoDelete( true );
00904 m_mimeTypeDict.setAutoDelete( true );
00905 }
00906
00907 KFileMetaInfoProvider::~KFileMetaInfoProvider()
00908 {
00909 sd.setObject( 0 );
00910 }
00911
00912 KFilePlugin * KFileMetaInfoProvider::plugin(const QString& mimeType)
00913 {
00914 KFilePlugin *p = m_plugins.find( mimeType );
00915
00916
00917
00918 if ( !p )
00919 {
00920
00921
00922 KService::Ptr service =
00923 KServiceTypeProfile::preferredService( mimeType, "KFilePlugin");
00924
00925 if ( !service || !service->isValid() )
00926 {
00927
00928 return 0;
00929 }
00930
00931 p = KParts::ComponentFactory::createInstanceFromService<KFilePlugin>
00932 ( service, this, mimeType.local8Bit() );
00933
00934 if (!p)
00935 {
00936 kdWarning(7033) << "error loading the plugin\n";
00937 return 0;
00938 }
00939
00940
00941 m_plugins.insert( mimeType, p );
00942
00943 }
00944
00945
00946
00947
00948
00949
00950
00951
00952
00953 return p;
00954 }
00955
00956 QStringList KFileMetaInfoProvider::preferredKeys( const QString& mimeType ) const
00957 {
00958 KService::Ptr service =
00959 KServiceTypeProfile::preferredService( mimeType, "KFilePlugin");
00960
00961 if ( !service || !service->isValid() )
00962 {
00963
00964 return QStringList();
00965 }
00966 return service->property("PreferredItems").toStringList();
00967 }
00968
00969 QStringList KFileMetaInfoProvider::preferredGroups( const QString& mimeType ) const
00970 {
00971 KService::Ptr service =
00972 KServiceTypeProfile::preferredService( mimeType, "KFilePlugin");
00973
00974 if ( !service || !service->isValid() )
00975 {
00976
00977 return QStringList();
00978 }
00979 return service->property("PreferredGroups").toStringList();
00980 }
00981
00982 const KFileMimeTypeInfo * KFileMetaInfoProvider::mimeTypeInfo( const QString& mimeType )
00983 {
00984 KFileMimeTypeInfo *info = m_mimeTypeDict.find( mimeType );
00985 if ( !info ) {
00986
00987 KFilePlugin *p = plugin( mimeType );
00988 if ( p )
00989 info = m_mimeTypeDict.find( mimeType );
00990 }
00991
00992 return info;
00993 }
00994
00995 KFileMimeTypeInfo * KFileMetaInfoProvider::addMimeTypeInfo(
00996 const QString& mimeType )
00997 {
00998 KFileMimeTypeInfo *info = m_mimeTypeDict.find( mimeType );
00999 if ( !info )
01000 {
01001 info = new KFileMimeTypeInfo( mimeType );
01002 m_mimeTypeDict.replace( mimeType, info );
01003 }
01004
01005 info->m_preferredKeys = preferredKeys( mimeType );
01006 info->m_preferredGroups = preferredGroups( mimeType );
01007
01008 return info;
01009 }
01010
01011 QStringList KFileMetaInfoProvider::supportedMimeTypes() const
01012 {
01013 QStringList allMimeTypes;
01014 QString kfilePlugin = "KFilePlugin";
01015
01016 KTrader::OfferList offers = KTrader::self()->query( "KFilePlugin" );
01017 KTrader::OfferListIterator it = offers.begin();
01018 for ( ; it != offers.end(); ++it )
01019 {
01020 QStringList mimeTypes = (*it)->serviceTypes();
01021 QStringList::ConstIterator it2 = mimeTypes.begin();
01022 for ( ; it2 != mimeTypes.end(); ++it2 )
01023 if ( allMimeTypes.find( *it2 ) == allMimeTypes.end() &&
01024 *it2 != kfilePlugin )
01025 allMimeTypes.append( *it2 );
01026 }
01027
01028 return allMimeTypes;
01029 }
01030
01035
01036
01037
01038 class KFileMetaInfoGroup::Data : public QShared
01039 {
01040 public:
01041 Data(const QString& _name)
01042 : QShared(),
01043 name(_name),
01044 mimeTypeInfo(0L),
01045 dirty( false ),
01046 added( false )
01047 {}
01048
01049
01050 Data() : mimeTypeInfo(0L) {}
01051 ~Data() {
01052 if ( this == null )
01053 delete mimeTypeInfo;
01054 };
01055
01056 QString name;
01057 QMap<QString, KFileMetaInfoItem> items;
01058 const KFileMimeTypeInfo* mimeTypeInfo;
01059 QStringList removedItems;
01060 bool dirty :1;
01061 bool added :1;
01062
01063 static Data* null;
01064 static Data* makeNull();
01065
01066 };
01067
01068 KFileMetaInfoGroup::KFileMetaInfoGroup( const QString& name,
01069 const KFileMimeTypeInfo* info )
01070 : d(new Data( name ) )
01071 {
01072 d->mimeTypeInfo = info;
01073 }
01074
01075 KFileMetaInfoGroup::KFileMetaInfoGroup( const KFileMetaInfoGroup& original )
01076 {
01077
01078 d = Data::makeNull();
01079 *this = original;
01080 }
01081
01082 KFileMetaInfoGroup::KFileMetaInfoGroup()
01083 {
01084 d = Data::makeNull();
01085 }
01086
01087 KFileMetaInfoGroup::~KFileMetaInfoGroup()
01088 {
01089 deref();
01090 }
01091
01092 const KFileMetaInfoGroup& KFileMetaInfoGroup::operator= (const KFileMetaInfoGroup& info )
01093 {
01094 if (d != info.d)
01095 {
01096 deref();
01097
01098 d = info.d;
01099
01100 ref();
01101 }
01102 return *this;
01103 }
01104
01105 bool KFileMetaInfoGroup::isValid() const
01106 {
01107
01108 return d != Data::null;
01109 }
01110
01111 bool KFileMetaInfoGroup::isEmpty() const
01112 {
01113 return d->items.isEmpty();
01114 }
01115
01116 QStringList KFileMetaInfoGroup::preferredKeys() const
01117 {
01118 assert(isValid());
01119 QStringList list = keys();
01120 QStringList newlist;
01121 QStringList preferredKeys = d->mimeTypeInfo->preferredKeys();
01122 QStringList::Iterator pref;
01123 QStringList::Iterator begin = preferredKeys.begin();
01124 QStringList::Iterator end = preferredKeys.end();
01125
01126
01127 for ( pref = begin; pref!=end; pref++ )
01128 {
01129 QStringList::Iterator item = list.find(*pref);
01130 if ( item != list.end() )
01131 {
01132 newlist.append( *item );
01133 list.remove(item);
01134 }
01135 }
01136
01137
01138
01139 newlist += list;
01140
01141 return newlist;
01142 }
01143
01144 QStringList KFileMetaInfoGroup::keys() const
01145 {
01146 if (d == Data::makeNull())
01147 kdWarning(7033) << "attempt to get the keys of "
01148 "an invalid metainfo group";
01149
01150 QStringList list;
01151
01152
01153 QMapConstIterator<QString, KFileMetaInfoItem> it;
01154 for (it = d->items.begin(); it!=d->items.end(); ++it)
01155 {
01156 list.append(it.data().key());
01157
01158 }
01159 return list;
01160 }
01161
01162 QString KFileMetaInfoGroup::translatedName() const
01163 {
01164 assert(isValid());
01165 return d->mimeTypeInfo->groupInfo(d->name)->translatedName();
01166 }
01167
01168 QStringList KFileMetaInfoGroup::supportedKeys() const
01169 {
01170 assert(isValid());
01171 return d->mimeTypeInfo->groupInfo(d->name)->supportedKeys();
01172 }
01173
01174 bool KFileMetaInfoGroup::supportsVariableKeys() const
01175 {
01176 assert(isValid());
01177 return d->mimeTypeInfo->groupInfo(d->name)->supportsVariableKeys();
01178 }
01179
01180 bool KFileMetaInfoGroup::contains( const QString& key ) const
01181 {
01182 return d->items.contains(key);
01183 }
01184
01185 KFileMetaInfoItem KFileMetaInfoGroup::item( const QString& key) const
01186 {
01187 QMapIterator<QString,KFileMetaInfoItem> it = d->items.find( key );
01188 if ( it != d->items.end() )
01189 return it.data();
01190
01191 return KFileMetaInfoItem();
01192 }
01193
01194 KFileMetaInfoItem KFileMetaInfoGroup::item(uint hint) const
01195 {
01196 QMapIterator<QString, KFileMetaInfoItem> it;
01197
01198 for (it = d->items.begin(); it!=d->items.end(); ++it)
01199 if (it.data().hint() == hint)
01200 return it.data();
01201
01202 return KFileMetaInfoItem();
01203 }
01204
01205 QString KFileMetaInfoGroup::name() const
01206 {
01207 return d->name;
01208 }
01209
01210 uint KFileMetaInfoGroup::attributes() const
01211 {
01212 assert(isValid());
01213 return d->mimeTypeInfo->groupInfo(d->name)->attributes();
01214 }
01215
01216 void KFileMetaInfoGroup::setAdded()
01217 {
01218 d->added = true;
01219 }
01220
01221 bool KFileMetaInfoGroup::isModified() const
01222 {
01223 return d->dirty;
01224 }
01225
01226 void KFileMetaInfoGroup::ref()
01227 {
01228 if (d != Data::null) d->ref();
01229
01230 }
01231
01232 void KFileMetaInfoGroup::deref()
01233 {
01234
01235
01236
01237 if ((d != Data::null) && d->deref())
01238 {
01239
01240
01241 delete d;
01242 }
01243
01244 }
01245
01246 KFileMetaInfoItem KFileMetaInfoGroup::addItem( const QString& key )
01247 {
01248 assert(isValid());
01249 QMapIterator<QString,KFileMetaInfoItem> it = d->items.find( key );
01250 if ( it != d->items.end() )
01251 return it.data();
01252
01253 const KFileMimeTypeInfo::GroupInfo* ginfo = d->mimeTypeInfo->groupInfo(d->name);
01254
01255 if ( !ginfo ) {
01256 Q_ASSERT( ginfo );
01257 return KFileMetaInfoItem();
01258 }
01259
01260 const KFileMimeTypeInfo::ItemInfo* info = ginfo->itemInfo(key);
01261
01262 if ( !info ) {
01263 Q_ASSERT( info );
01264 return KFileMetaInfoItem();
01265 }
01266
01267 KFileMetaInfoItem item;
01268
01269 if (info->isVariableItem())
01270 item = KFileMetaInfoItem(ginfo->variableItemInfo(), key, QVariant());
01271 else
01272 item = KFileMetaInfoItem(info, key, QVariant());
01273
01274 d->items.insert(key, item);
01275 item.setAdded();
01276 d->dirty = true;
01277 return item;
01278 }
01279
01280 bool KFileMetaInfoGroup::removeItem( const QString& key )
01281 {
01282 if (!isValid())
01283 {
01284 kdDebug(7033) << "trying to remove an item from an invalid group\n";
01285 return false;
01286 }
01287
01288 QMapIterator<QString, KFileMetaInfoItem> it = d->items.find(key);
01289 if ( it==d->items.end() )
01290 {
01291 kdDebug(7033) << "trying to remove the non existant item " << key << "\n";
01292 return false;
01293 }
01294
01295 if (!((*it).attributes() & KFileMimeTypeInfo::Removable))
01296 {
01297 kdDebug(7033) << "trying to remove a non removable item\n";
01298 return false;
01299 }
01300
01301 (*it).setRemoved();
01302 d->items.remove(it);
01303 d->removedItems.append(key);
01304 d->dirty = true;
01305 return true;
01306 }
01307
01308 QStringList KFileMetaInfoGroup::removedItems()
01309 {
01310 return d->removedItems;
01311 }
01312
01313 KFileMetaInfoItem KFileMetaInfoGroup::appendItem(const QString& key,
01314 const QVariant& value)
01315 {
01316
01317 assert(isValid());
01318 const KFileMimeTypeInfo::GroupInfo* ginfo = d->mimeTypeInfo->groupInfo(d->name);
01319 if ( !ginfo ) {
01320 kdWarning() << "Trying to append a Metadata item for a non-existant group:" << d->name << endl;
01321 return KFileMetaInfoItem();
01322 }
01323 const KFileMimeTypeInfo::ItemInfo* info = ginfo->itemInfo(key);
01324 if ( !info ) {
01325 kdWarning() << "Trying to append a Metadata item for an unknown key (no ItemInfo): " << key << endl;
01326 return KFileMetaInfoItem();
01327 }
01328
01329 KFileMetaInfoItem item;
01330
01331 if (info->key().isNull())
01332 item = KFileMetaInfoItem(ginfo->variableItemInfo(), key, value);
01333 else
01334 item = KFileMetaInfoItem(info, key, value);
01335
01336 kdDebug(7033) << "KFileMetaInfogroup inserting a " << key << endl;
01337
01338 d->items.insert(key, item);
01339 return item;
01340 }
01341
01342 KFileMetaInfoGroup::Data* KFileMetaInfoGroup::Data::null = 0L;
01343 static KStaticDeleter<KFileMetaInfoGroup::Data> sd_KFileMetaInfoGroupData;
01344
01345 KFileMetaInfoGroup::Data* KFileMetaInfoGroup::Data::makeNull()
01346 {
01347 if (!null)
01348 {
01349
01350
01351
01352 null = new Data(QString::null);
01353 null->mimeTypeInfo = new KFileMimeTypeInfo();
01354 sd_KFileMetaInfoGroupData.setObject( null );
01355 }
01356 return null;
01357 }
01358
01359
01362
01363 KFileMimeTypeInfo::KFileMimeTypeInfo( const QString& mimeType )
01364 : m_mimeType( mimeType )
01365 {
01366 m_groups.setAutoDelete( true );
01367 }
01368
01369 KFileMimeTypeInfo::~KFileMimeTypeInfo()
01370 {
01371 }
01372
01373 const KFileMimeTypeInfo::GroupInfo * KFileMimeTypeInfo::groupInfo( const QString& group ) const
01374 {
01375 return m_groups.find( group );
01376 }
01377
01378 KFileMimeTypeInfo::GroupInfo * KFileMimeTypeInfo::addGroupInfo(
01379 const QString& name, const QString& translatedName )
01380 {
01381 GroupInfo* group = new GroupInfo( name, translatedName );
01382 m_groups.insert(name, group);
01383 return group;
01384 }
01385
01386 QStringList KFileMimeTypeInfo::supportedGroups() const
01387 {
01388 QStringList list;
01389 QDictIterator<GroupInfo> it( m_groups );
01390 for ( ; it.current(); ++it )
01391 list.append( it.current()->name() );
01392
01393 return list;
01394 }
01395
01396 QStringList KFileMimeTypeInfo::translatedGroups() const
01397 {
01398 QStringList list;
01399 QDictIterator<GroupInfo> it( m_groups );
01400 for ( ; it.current(); ++it )
01401 list.append( it.current()->translatedName() );
01402
01403 return list;
01404 }
01405
01406 QStringList KFileMimeTypeInfo::supportedKeys() const
01407 {
01408
01409
01410 QStringList keys;
01411 QStringList::ConstIterator lit;
01412 QDictIterator<GroupInfo> it( m_groups );
01413 for ( ; it.current(); ++it ) {
01414 QStringList list = it.current()->supportedKeys();
01415 for ( lit = list.begin(); lit != list.end(); ++lit ) {
01416 if ( keys.find( *lit ) == keys.end() )
01417 keys.append( *lit );
01418 }
01419 }
01420
01421 return keys;
01422 }
01423
01424 QValidator * KFileMimeTypeInfo::createValidator(const QString& group,
01425 const QString& key,
01426 QObject *parent,
01427 const char *name) const
01428 {
01429 KFilePlugin* plugin = KFileMetaInfoProvider::self()->plugin(m_mimeType);
01430 if (plugin) return plugin->createValidator(mimeType(), group, key,
01431 parent, name);
01432 return 0;
01433 }
01434
01435
01438
01439 KFileMimeTypeInfo::GroupInfo::GroupInfo( const QString& name,
01440 const QString& translatedName )
01441 : m_name( name ),
01442 m_translatedName( translatedName ),
01443 m_attr( 0 ),
01444 m_variableItemInfo( 0 )
01445
01446 {
01447 m_itemDict.setAutoDelete( true );
01448 }
01449
01450 const KFileMimeTypeInfo::ItemInfo * KFileMimeTypeInfo::GroupInfo::itemInfo( const QString& key ) const
01451 {
01452 ItemInfo* item = m_itemDict.find( key );
01453
01454
01455
01456 if (!item && m_variableItemInfo)
01457 {
01458 return m_variableItemInfo;
01459 }
01460 return item;
01461 }
01462
01463 KFileMimeTypeInfo::ItemInfo* KFileMimeTypeInfo::GroupInfo::addItemInfo(
01464 const QString& key, const QString& translatedKey,
01465 QVariant::Type type)
01466 {
01467
01468
01469 ItemInfo* item = new ItemInfo(key, translatedKey, type);
01470 m_supportedKeys.append(key);
01471 m_itemDict.insert(key, item);
01472 return item;
01473 }
01474
01475
01476 void KFileMimeTypeInfo::GroupInfo::addVariableInfo( QVariant::Type type,
01477 uint attr )
01478 {
01479
01480 delete m_variableItemInfo;
01481 m_variableItemInfo = new ItemInfo(QString::null, QString::null, type);
01482 m_variableItemInfo->m_attr = attr;
01483 }
01484
01487
01488 QString KFileMimeTypeInfo::ItemInfo::string(const QVariant& value, bool mangle) const
01489 {
01490 QString s;
01491
01492 switch (value.type())
01493 {
01494 case QVariant::Invalid :
01495 return "---";
01496
01497 case QVariant::Bool :
01498 s = value.toBool() ? i18n("Yes") : i18n("No");
01499 break;
01500
01501 case QVariant::Int :
01502 if (unit() == KFileMimeTypeInfo::Seconds)
01503 {
01504 int seconds = value.toInt() % 60;
01505 int minutes = value.toInt() / 60 % 60;
01506 int hours = value.toInt() / 3600;
01507 s = hours ? QString().sprintf("%d:%02d:%02d",hours, minutes, seconds)
01508 : QString().sprintf("%02d:%02d", minutes, seconds);
01509 return s;
01510 }
01511 else if (unit() == KFileMimeTypeInfo::Bytes)
01512 {
01513
01514 return KIO::convertSize(value.toInt());
01515 }
01516 else if (unit() == KFileMimeTypeInfo::KiloBytes)
01517 {
01518
01519 return KIO::convertSizeFromKB(value.toInt());
01520 }
01521 else
01522 s = KGlobal::locale()->formatNumber( value.toInt() , 0);
01523 break;
01524
01525 #if QT_VERSION >= 0x030200
01526 case QVariant::LongLong :
01527 s = KGlobal::locale()->formatNumber( value.toLongLong(), 0 );
01528 break;
01529
01530 case QVariant::ULongLong :
01531 if ( unit() == KFileMimeTypeInfo::Bytes )
01532 return KIO::convertSize( value.toULongLong() );
01533 else if ( unit() == KFileMimeTypeInfo::KiloBytes )
01534 return KIO::convertSizeFromKB( value.toULongLong() );
01535 else
01536 s = KGlobal::locale()->formatNumber( value.toULongLong(), 0 );
01537 break;
01538 #endif
01539 case QVariant::UInt :
01540 s = KGlobal::locale()->formatNumber( value.toUInt() , 0);
01541 break;
01542
01543 case QVariant::Double :
01544 s = KGlobal::locale()->formatNumber( value.toDouble(), 3);
01545 break;
01546
01547 case QVariant::Date :
01548 s = KGlobal::locale()->formatDate( value.toDate(), true );
01549 break;
01550
01551 case QVariant::Time :
01552 s = KGlobal::locale()->formatTime( value.toTime(), true );
01553 break;
01554
01555 case QVariant::DateTime :
01556 s = KGlobal::locale()->formatDateTime( value.toDateTime(),
01557 true, true );
01558 break;
01559
01560 case QVariant::Size :
01561 s = QString("%1 x %2").arg(value.toSize().width())
01562 .arg(value.toSize().height());
01563 break;
01564
01565 case QVariant::Point :
01566 s = QString("%1/%2").arg(value.toSize().width())
01567 .arg(value.toSize().height());
01568 break;
01569
01570 default:
01571 s = value.toString();
01572 }
01573
01574 if (mangle && !s.isNull())
01575 {
01576 s.prepend(prefix());
01577 s.append(" " + suffix());
01578 }
01579 return s;
01580 }
01581
01582
01585
01586
01587
01588
01589
01590
01591
01592
01593
01594 QDataStream& operator <<(QDataStream& s, const KFileMetaInfoItem& item )
01595 {
01596
01597 KFileMetaInfoItem::Data* d = item.d;
01598
01599
01600 bool isValid = item.isValid();
01601 s << isValid;
01602
01603 if (isValid)
01604 s << d->key
01605 << d->value
01606 << d->dirty
01607 << d->added
01608 << d->removed;
01609
01610 return s;
01611 }
01612
01613
01614 QDataStream& operator >>(QDataStream& s, KFileMetaInfoItem& item )
01615 {
01616 bool isValid;
01617 s >> isValid;
01618
01619 if (!isValid)
01620 {
01621 item = KFileMetaInfoItem();
01622 return s;
01623 }
01624
01625
01626 item.deref();
01627 item.d = new KFileMetaInfoItem::Data();
01628
01629
01630 bool dirty, added, removed;
01631 s >> item.d->key
01632 >> item.d->value
01633 >> dirty
01634 >> added
01635 >> removed;
01636 item.d->dirty = dirty;
01637 item.d->added = added;
01638 item.d->removed = removed;
01639
01640 return s;
01641 }
01642
01643
01644
01645
01646
01647 QDataStream& operator <<(QDataStream& s, const KFileMetaInfoGroup& group )
01648 {
01649 KFileMetaInfoGroup::Data* d = group.d;
01650
01651
01652 bool isValid = group.isValid();
01653
01654 s << isValid;
01655 if (isValid)
01656 {
01657 s << d->name
01658 << d->items
01659 << d->mimeTypeInfo->mimeType();
01660 }
01661 return s;
01662 }
01663
01664 QDataStream& operator >>(QDataStream& s, KFileMetaInfoGroup& group )
01665 {
01666 QString mimeType;
01667 bool isValid;
01668 s >> isValid;
01669
01670
01671 if (!isValid)
01672 {
01673 group = KFileMetaInfoGroup();
01674 return s;
01675 }
01676
01677
01678 group.deref();
01679 group.d = new KFileMetaInfoGroup::Data();
01680 group.ref();
01681
01682 s >> group.d->name
01683 >> group.d->items
01684 >> mimeType;
01685
01686 group.d->mimeTypeInfo = KFileMetaInfoProvider::self()->mimeTypeInfo(mimeType);
01687
01688
01689 QMapIterator<QString, KFileMetaInfoItem> it = group.d->items.begin();
01690 for ( ; it != group.d->items.end(); ++it)
01691 {
01692 (*it).d->mimeTypeInfo = group.d->mimeTypeInfo->groupInfo(group.d->name)
01693 ->itemInfo((*it).key());
01694 }
01695
01696 return s;
01697 }
01698
01699
01700
01701
01702 QDataStream& operator <<(QDataStream& s, const KFileMetaInfo& info )
01703 {
01704 KFileMetaInfo::Data* d = info.d;
01705
01706
01707 bool isValid = info.isValid();
01708
01709 s << isValid;
01710 if (isValid)
01711 {
01712 s << d->url
01713 << d->what
01714 << d->groups
01715 << d->mimeTypeInfo->mimeType();
01716 }
01717 return s;
01718 }
01719
01720 QDataStream& operator >>(QDataStream& s, KFileMetaInfo& info )
01721 {
01722 QString mimeType;
01723 bool isValid;
01724 s >> isValid;
01725
01726
01727 if (!isValid)
01728 {
01729 info = KFileMetaInfo();
01730 return s;
01731 }
01732
01733
01734 info.deref();
01735 info.d = new KFileMetaInfo::Data();
01736 info.ref();
01737
01738 s >> info.d->url
01739 >> info.d->what
01740 >> info.d->groups
01741 >> mimeType;
01742 info.d->mimeTypeInfo = KFileMetaInfoProvider::self()->mimeTypeInfo(mimeType);
01743
01744 return s;
01745 }
01746
01747
01748
01749
01750 #include "kfilemetainfo.moc"