C++ KStandardDirs类代码示例

static QString findFileName(const QString* tmpl,bool universal, const QString &profile) {
	QString myFile, filename;
	KStandardDirs *dirs = KGlobal::dirs();
	QString tmp = *tmpl;

	if (universal) {
		dirs->saveLocation("data", "konqsidebartng/kicker_entries/", true);
		tmp.prepend("/konqsidebartng/kicker_entries/");
	} else {
		dirs->saveLocation("data", "konqsidebartng/" + profile + "/entries/", true);
		tmp.prepend("/konqsidebartng/" + profile + "/entries/");
	}
	filename = tmp.arg("");
	myFile = locateLocal("data", filename);

	if (QFile::exists(myFile)) {
		for (ulong l = 0; l < ULONG_MAX; l++) {
			filename = tmp.arg(l);
			myFile = locateLocal("data", filename);
			if (!QFile::exists(myFile)) {
				break;
			} else {
				myFile = QString::null;
			}
		}
	}

	return myFile;
}

//scan the correct picture dir and get all the pics instead of loading with each filename
void KardView::loadPixmaps()
{
    QStringList picsList;
    KStandardDirs *dirs = KGlobal::dirs();
    QStringList themesFiles = dirs->findAllResources("data", "kard/pics/"+theme+"/*.png");
    themesFiles.sort();
    int i=0;
    if (!themesFiles.isEmpty()) {
        for (QStringList::Iterator it = themesFiles.begin(); it != themesFiles.end(); ++it ) {
            QFile f( *it);
            QString picture = f.fileName();
            picsList+=picture;
            px[i].load(KStandardDirs::locate("data", picture));
            if (theme == "opposites") {
                if (i%2 ==0) 
                    opp_numarr[i] = i;
                else 
                    opp_numarr[i] = i-1;
                i++;
            }
            else {
                px[i+1] = px[i];
                i=i+2;
            }
        }
        //TODO else tell no files had been found
    }
}

/*!
    \fn KmlExport::getConfig()
 */
int KmlExport::getConfig()
{
    KConfig config("kipirc");
    KConfigGroup group   = config.group("KMLExport Settings");

    m_localTarget        = group.readEntry("localTarget", true);
    m_optimize_googlemap = group.readEntry("optimize_googlemap", false);
    m_iconSize           = group.readEntry("iconSize", 33);
    //    googlemapSize    = group.readNumEntry("googlemapSize");
    m_size               = group.readEntry("size", 320);

    // UrlDestDir have to have the trailing
    m_baseDestDir        = group.readEntry("baseDestDir", QString("/tmp/"));
    m_UrlDestDir         = group.readEntry("UrlDestDir", QString("http://www.example.com/"));
    m_KMLFileName        = group.readEntry("KMLFileName", QString("kmldocument"));
    m_altitudeMode       = group.readEntry("Altitude Mode", 0);

    m_GPXtracks          = group.readEntry("UseGPXTracks", false);
    m_GPXFile            = group.readEntry("GPXFile", QString());
    m_TimeZone           = group.readEntry("Time Zone", 12);
    m_LineWidth          = group.readEntry("Line Width", 4);
    m_GPXColor           = group.readEntry("Track Color", "#17eeee" );
    m_GPXOpacity         = group.readEntry("Track Opacity", 64 );
    m_GPXAltitudeMode    = group.readEntry("GPX Altitude Mode", 0);

    KStandardDirs dir;
    m_tempDestDir        = dir.saveLocation("tmp", "kipi-kmlrexportplugin-" + QString::number(getpid()) + '/');
    m_imageDir           = "images/";
    m_googlemapSize      = 32;
    return 1;
}

/**
 * There might be a "better" way of doing this, but I don't know it,
 * but I do know that this does work. :)  Feel free to improve the loading system,
 * there isn't much code anyway.
 */
void AudioCDEncoder::findAllPlugins(KIO::SlaveBase *slave, QList<AudioCDEncoder *>&encoders)
{
    QString foundEncoders;

		KStandardDirs standardDirs;
    QStringList dirs = standardDirs.findDirs("module", QLatin1String( "" ));
    for (QStringList::const_iterator it = dirs.constBegin(); it != dirs.constEnd(); ++it) {
        QDir dir(*it);
        if (!dir.exists()) {
            kDebug(7117) << "Directory given by KStandardDirs: " << dir.path() << " doesn't exists!";
            continue;
        }

        dir.setFilter(QDir::Files | QDir::Hidden);
        const QFileInfoList files = dir.entryInfoList();
        for (int i = 0; i < files.count(); ++i) {
            QFileInfo fi(files.at(i));
            if (0 < fi.fileName().count(QRegExp( QLatin1String( "^libaudiocd_encoder_.*.so$" )))) {
                QString fileName = (fi.fileName().mid(0, fi.fileName().indexOf(QLatin1Char( '.' ))));
                if (foundEncoders.contains(fileName)) {
                    kDebug(7117) << "Warning, encoder has been found twice!";
                    continue;
                }
                foundEncoders.append(fileName);
                KLibrary::void_function_ptr function = loadPlugin(fileName);
                if (function) {
                    void (*functionPointer) (KIO::SlaveBase *, QList<AudioCDEncoder*>&) =
                            (void (*)(KIO::SlaveBase *slave, QList<AudioCDEncoder *>&encoders)) function;
                    functionPointer(slave, encoders);
                }
            }
        }
    }
}

void KFFWin_Flightplan::getFlightplanList( QStringList & list )
{
	KStandardDirs stddirs;
	QString dirname;
	QDir dir;

	dirname = stddirs.saveLocation( "data" );
	dir.cd( dirname );

	if ( !dir.exists( "kfreeflight" ) )
	{
		dir.mkdir( "kfreeflight" );
	}

	dir.cd( "kfreeflight" );

	if ( !dir.exists( "flightplans" ) )
	{
		dir.mkdir( "flightplans" );
	}

	dir.cd( "flightplans" );

	list = dir.entryList( QDir::Files, QDir::Name );

}

void DocMetaInfo::scanMetaInfo( bool force )
{
  if ( mLoaded && !force ) return;

  mLanguages = KGlobal::locale()->languagesTwoAlpha();

  kdDebug( 1400 ) << "LANGS: " << mLanguages.join( " " ) << endl;

  QStringList::ConstIterator it;
  for( it = mLanguages.begin(); it != mLanguages.end(); ++it ) {
    mLanguageNames.insert( *it, languageName( *it ) );
  }

  KConfig config( "khelpcenterrc" );
  config.setGroup( "General" );
  QStringList metaInfos = config.readListEntry( "MetaInfoDirs" );

  if ( metaInfos.isEmpty() ) {
    KStandardDirs* kstd = KGlobal::dirs();
    kstd->addResourceType( "data", "share/apps/khelpcenter" );
    metaInfos = kstd->findDirs( "data", "plugins" );
  }
  for( it = metaInfos.begin(); it != metaInfos.end(); it++) {
    kdDebug() << "DocMetaInfo::scanMetaInfo(): scanning " << *it << endl;
    scanMetaInfoDir( *it, &mRootEntry );
  }

  mLoaded = true;
}

void ThemesDlg::saveUserAddedThemes()
{
    KStandardDirs ksd;
    QStringList t = themes();
    QStringList dirs = ksd.findDirs("data", QString(kapp->objectName()) + "/themes");
    QStringList::Iterator it = t.begin();
    bool remove;

    while (it != t.end()) {
        remove = false;
        QStringList::Iterator jtend(dirs.end());
        for (QStringList::Iterator jt = dirs.begin(); jt != jtend; ++jt) {
            if (QString(QFileInfo(*it).dir().path() + '/') == *jt) {
                remove = true;
                break;
            }
        }
        if (remove)
            it = t.erase(it);
        else
            ++it;
    }
    SuperKarambaSettings::setUserAddedThemes(t);
    SuperKarambaSettings::self()->writeConfig();
}

/*
 * This creates a Tab OCR
 */
void KOCRBase::ocrIntro( )
{
    m_ocrPage = addVBoxPage( i18n("OCR") );

    // Caption - Label and image
    /* labelstring */
    (void) new QLabel( i18n("<b>Starting Optical Character Recognition with %1</b><p>").
                       arg( ocrEngineName() ), m_ocrPage );
    // Find the kadmos logo and display if available
    KStandardDirs stdDir;
    QString logo = stdDir.findResource( "data", "kooka/pics/" + ocrEngineLogo() );

    kdDebug(28000)<< "Reading logo " << logo << endl;
    QPixmap pix;
    QWidget *pa = m_ocrPage;

    if( pix.load( logo ))
    {
        QHBox *hb_cap = new QHBox( m_ocrPage );
        hb_cap->setSpacing( KDialog::spacingHint());

        QLabel *imgLab = new QLabel( hb_cap );
        imgLab->setAlignment( Qt::AlignHCenter | Qt::AlignTop  );
        imgLab->setPixmap( pix );
        pa = hb_cap;
    }

    (void) new KActiveLabel( ocrEngineDesc(), pa );
}

/**
 * There might be a "better" way of doing this, but I don't know it,
 * but I do know that this does work. :)  Feel free to improve the loading system,
 * there isn't much code anyway.
 */
void AudioCDEncoder::findAllPlugins(KIO::SlaveBase *slave, QPtrList<AudioCDEncoder> &encoders){
    QString foundEncoders;

    KStandardDirs standardDirs;
    QStringList dirs = standardDirs.findDirs("module", "");
    for (QStringList::Iterator it = dirs.begin(); it != dirs.end(); ++it) {
        QDir dir(*it);
        if (!dir.exists()) {
            kdDebug(7117) << "Directory given by KStandardDirs: " << dir.path() << " doesn't exists!" << endl;
            continue;
        }
        dir.setFilter(QDir::Files | QDir::Hidden);
  
        QStringList list = dir.entryList( "libaudiocd_encoder_*.so");
        kdDebug() << "list " << list << endl;
        for (QStringList::ConstIterator it2 = list.begin(); it2 != list.end(); ++it2) 
        {
            QString fileName = *it2;
            kdDebug() << fileName << endl;
            if (foundEncoders.contains(fileName)) {
                kdDebug(7117) << "Warning, encoder has been found twice!" << endl; 
                continue;
            }
            foundEncoders.append(fileName);
            fileName = fileName.mid(0, fileName.find('.'));
            void *function = loadPlugin(fileName);
            if(function){
                void (*functionPointer)(KIO::SlaveBase *, QPtrList<AudioCDEncoder> &) = (void (*)(KIO::SlaveBase *slave, QPtrList<AudioCDEncoder> &encoders)) function;
                functionPointer(slave, encoders);
            }
        } 
    }
}

void Rad::load()
{
	if (loaded)
		return;

	KStandardDirs *dirs = KGlobal::dirs();
	QString radkfile = dirs->findResource("data", "kiten/radkfile");
	if (radkfile.isNull())
	{
		KMessageBox::error(0, i18n("Kanji radical information file not installed, so radical searching cannot be used."));
		return;
	}

	QFile f(radkfile);

	if (!f.open(IO_ReadOnly))
	{
		KMessageBox::error(0, i18n("Kanji radical information could not be loaded, so radical searching cannot be used."));
	}

	QTextStream t(&f);
	t.setCodec(QTextCodec::codecForName("eucJP"));
	Radical cur;
	while (!t.eof())
	{
		QString s = t.readLine();

		QChar first = s.at(0);
		if (first == '#') // comment!
		{
			// nothing
		}
		else if (first == '$') // header
		{
			// save previous one
			if( !cur.kanji().isNull() )
				list.append(cur);

			//first entry is trim(last 4 chars).. <rad><space><strokes>
			unsigned int strokes = s.right(2).toUInt();
			QString radical = QString(s.at(2));
			cur = Radical(radical, strokes);
		}
		else // continuation
		{
			cur.addKanji(s);
		}
	}

	// we gotta append the last one!!
	// this nagged jasonkb for a bit wondering why fue wasn't showing up ;)
	list.append(cur);

	f.close();

	loaded = true;
}

void KSimPackageFileWidget::defaultPressed()
{
	KStandardDirs dirs;
	QStringList libList;

	m_files->setFileList(libList);   // Empty list!!!

	libList = dirs.findDirs(QString::fromLatin1("lib"),QString::fromLatin1("ksimus"));
	
	m_directories->setFileList(libList);
}

KRomajiEdit::KRomajiEdit(QWidget *parent, const char *name)
	: KLineEdit(parent, name)
{
	kana = "unset";

	KStandardDirs *dirs = KGlobal::dirs();
	QString romkana = dirs->findResource("data", "kiten/romkana.cnv");
	if (romkana.isNull())
	{
		KMessageBox::error(0, i18n("Romaji information file not installed, so Romaji conversion cannot be used."));
		return;
	}

	QFile f(romkana);
	
	if (!f.open(IO_ReadOnly))
	{
		KMessageBox::error(0, i18n("Romaji information could not be loaded, so Romaji conversion cannot be used."));
	}

	QTextStream t(&f);
	t.setCodec(QTextCodec::codecForName("eucJP"));
	while (!t.eof())
	{
		QString s = t.readLine();

		QChar first = s.at(0);
		if (first == '#') // comment!
		{
			// nothing
		}
		else if (first == '$') // header
		{
			if (kana == "unset")
				kana = "hiragana";
			else
				kana = "katakana";
		}
		else // body
		{
			QStringList things(QStringList::split(QChar(' '), s));
			QString thekana(things.first());
			QString romaji(*things.at(1));

			if (kana == "hiragana")
				hiragana[romaji] = thekana;
			else if (kana == "katakana")
				katakana[romaji] = thekana;
		}
	}
	f.close();

	kana = "english";
}

void addBackEnd::aboutToShowAddMenu()
{
	if (!menu)
		return;
	KStandardDirs *dirs = KGlobal::dirs();
	QStringList list = dirs->findAllResources("data","konqsidebartng/add/*.desktop",true,true);
	libNames.setAutoDelete(true);
	libNames.resize(0);
	libParam.setAutoDelete(true);
	libParam.resize(0);
	menu->clear();
	int i = 0;

	for (QStringList::Iterator it = list.begin(); it != list.end(); ++it, i++ )
	{
		KDesktopFile *confFile;

		confFile = new KDesktopFile(*it, true);
		if (! confFile->tryExec()) {
			delete confFile;
			i--;
			continue;
		}
		if (m_universal) {
			if (confFile->readEntry("X-KDE-KonqSidebarUniversal").upper()!="TRUE") {
				delete confFile;
				i--;
				continue;
			}
		} else {
			if (confFile->readEntry("X-KDE-KonqSidebarBrowser").upper()=="FALSE") {
				delete confFile;
				i--;
				continue;
			}
		}
		QString icon = confFile->readIcon();
		if (!icon.isEmpty())
		{
			menu->insertItem(SmallIcon(icon),
					 confFile->readEntry("Name"), i);
		} else {
			menu->insertItem(confFile->readEntry("Name"), i);
		}
		libNames.resize(libNames.size()+1);
		libNames.insert(libNames.count(), new QString(confFile->readEntry("X-KDE-KonqSidebarAddModule")));
		libParam.resize(libParam.size()+1);
		libParam.insert(libParam.count(), new QString(confFile->readEntry("X-KDE-KonqSidebarAddParam")));
		delete confFile;
	}
        menu->insertSeparator();
        menu->insertItem(i18n("Rollback to System Default"), i);
}

void ProjectSelectionPage::itemChanged( const QModelIndex& current, const QModelIndex& )
{
    KStandardDirs* dirs = m_templatesModel->plugin()->componentData().dirs();
    QString picPath = dirs->findResource("apptemplate_previews", m_templatesModel->data( current, Qt::UserRole+2 ).toString() );
    if( picPath.isEmpty() ) 
    {
        picPath = dirs->findResource("apptemplate_previews", "default-kdevelop.png");
    }
    ui->preview->setPixmap( QPixmap( picPath ) );
    ui->description->setText( m_templatesModel->data( current ).toString() );
    validateData();
}

QString ArchiveMan::xmlBaseDir() const
{
    KStandardDirs stdDirs;
    QString outputDir = KraftSettings::self()->pdfOutputDir();
    if ( outputDir.isEmpty() ) {
        outputDir = stdDirs.saveLocation( "data", "kraft/archiveXml", true );
    }

    if ( ! outputDir.endsWith( "/" ) ) outputDir += "/";

    return outputDir;
}