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kuickshow/kuickshow/src/filecache.cpp

84 lines
1.6 KiB

#include <unistd.h>
#include <tqstring.h>
#include <kdebug.h>
#include <kstandarddirs.h>
#include <ktempdir.h>
#include "filecache.h"
FileCache * FileCache::s_self;
FileCache::FileCache()
: m_limit( 0 ),
m_tempDir( 0L )
{
m_files.setAutoDelete( true );
m_files.setMaxCost( 100 ); // good default? ### make configurable?
}
FileCache::~FileCache()
{
delete m_tempDir;
}
void FileCache::shutdown()
{
if ( s_self )
{
delete s_self;
s_self = 0L;
}
}
FileCache * FileCache::self()
{
if ( !s_self )
s_self = new FileCache();
return s_self;
}
KuickFile * FileCache::getFile( const KURL& url )
{
TQString urlString = url.prettyURL();
KuickFile *file = m_files.tqfind( urlString );
if ( !file ) {
file = new KuickFile( url );
m_files.insert( urlString, file );
}
return file;
}
TQString FileCache::tempDir()
{
if ( !m_tempDir ) {
m_tempDir = createTempDir();
if ( !m_tempDir ) {
kdWarning() << "Unable to create temporary directory for KuickShow" << endl;
return TQString();
}
}
return m_tempDir->name();
}
KTempDir * FileCache::createTempDir()
{
TQString tmpName = TQString::tqfromLatin1( KGlobal::instance()->instanceName() );
tmpName.append( TQString::number( getpid() ) );
TQString dirName = locateLocal( "tmp", tmpName );
KTempDir *dir = new KTempDir( dirName );
dir->setAutoDelete( true );
if ( dir->status() != 0L )
{
delete dir;
return 0L;
}
return dir;
}