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tdeadmin/kdat/IndexDlg.cpp

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// KDat - a tar-based DAT archiver
// Copyright (C) 1998-2000 Sean Vyain, svyain@mail.tds.net
// Copyright (C) 2001-2002 Lawrence Widman, kdat@cardiothink.com
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <time.h>
#include <tqlabel.h>
#include <tqlayout.h>
#include <kpushbutton.h>
#include <kstdguiitem.h>
#include <kapplication.h>
#include <klocale.h>
#include <kmessagebox.h>
#include "LoggerWidget.h"
#include "Options.h"
#include "IndexDlg.h"
#include "Tape.h"
#include "TapeDrive.h"
#include "TapeManager.h"
#include "TarParser.h"
#include "Util.h"
#include "IndexDlg.moc"
IndexDlg::IndexDlg( Tape* tape, TQWidget* parent, const char* name )
: TQDialog( parent, name, TRUE ),
_tarParser( NULL ),
_tape( tape ),
_archive( NULL ),
_totalKBytes( 0.0 ),
_archiveCount( 0 ),
_fileCount( 0 ),
_totalFileCount( 0 ),
_aborted( FALSE ),
_numFiles( 0 ),
_fileSize( -1 ),
_fileMTime( -1 ),
_fileStartRecord( -1 )
{
setCaption( i18n( "KDat: Index" ) );
setIconText( i18n( "KDat: Index" ) );
resize( 500, 300 );
const int labelWidth = 96;
TQFrame* f1 = new TQFrame( this );
f1->setFrameStyle( TQFrame::Panel | TQFrame::Sunken );
TQFrame* f2 = new TQFrame( this );
f2->setFrameStyle( TQFrame::Panel | TQFrame::Sunken );
TQLabel* lbl1 = new TQLabel( i18n( "Elapsed time:" ), f1 );
lbl1->setFixedSize( labelWidth, lbl1->sizeHint().height() );
_elapsedTime = new TQLabel( i18n( "00:00:00" ), f1 );
_elapsedTime->setFixedHeight( _elapsedTime->sizeHint().height() );
TQLabel* lbl2 = new TQLabel( i18n( "Archives:" ), f2 );
lbl2->setFixedSize( labelWidth, lbl2->sizeHint().height() );
_archives = new TQLabel( i18n( "0" ), f2 );
_archives->setFixedHeight( _archives->sizeHint().height() );
TQLabel* lbl3 = new TQLabel( i18n( "KB read:" ), f1 );
lbl3->setFixedSize( labelWidth, lbl3->sizeHint().height() );
_kbytesRead = new TQLabel( i18n( "0KB" ), f1 );
_kbytesRead->setFixedHeight( _kbytesRead->sizeHint().height() );
TQLabel* lbl4 = new TQLabel( i18n( "Files:" ), f2 );
lbl4->setFixedSize( labelWidth, lbl4->sizeHint().height() );
_files = new TQLabel( i18n( "0" ), f2 );
_files->setFixedHeight( _kbytesRead->sizeHint().height() );
TQLabel* lbl5 = new TQLabel( i18n( "Transfer rate:" ), f1 );
lbl5->setFixedSize( labelWidth, lbl5->sizeHint().height() );
_transferRate = new TQLabel( i18n( "0KB/min" ), f1 );
_transferRate->setFixedHeight( _transferRate->sizeHint().height() );
TQLabel* lbl6 = new TQLabel( i18n( "Total files:" ), f2 );
lbl6->setFixedSize( labelWidth, lbl6->sizeHint().height() );
_totalFiles = new TQLabel( i18n( "0" ), f2 );
_totalFiles->setFixedHeight( _totalFiles->sizeHint().height() );
_log = new LoggerWidget( i18n( "Index log:" ), this );
_ok = new KPushButton( KStdGuiItem::ok(), this );
_ok->setFixedSize( 80, _ok->sizeHint().height() );
connect( _ok, TQT_SIGNAL( clicked() ), this, TQT_SLOT( slotOK() ) );
_ok->setEnabled( FALSE );
_save = new TQPushButton( i18n( "Save Log..." ), this );
_save->setFixedSize( 80, _save->sizeHint().height() );
connect( _save, TQT_SIGNAL( clicked() ), _log, TQT_SLOT( save() ) );
_save->setEnabled( FALSE );
_abort = new TQPushButton( i18n( "Abort" ), this );
_abort->setFixedSize( 80, _abort->sizeHint().height() );
connect( _abort, TQT_SIGNAL( clicked() ), this, TQT_SLOT( slotAbort() ) );
TQVBoxLayout* l1 = new TQVBoxLayout( this, 8, 4 );
TQHBoxLayout* l1_1 = new TQHBoxLayout();
l1->addLayout( l1_1 );
l1_1->addStrut( 3 * lbl1->height() + 16 );
l1_1->addWidget( f1 );
l1_1->addWidget( f2 );
TQVBoxLayout* l1_1_1 = new TQVBoxLayout( f1, 4, 4 );
TQHBoxLayout* l1_1_1_1 = new TQHBoxLayout();
l1_1_1->addLayout( l1_1_1_1 );
l1_1_1_1->addWidget( lbl1 );
l1_1_1_1->addWidget( _elapsedTime, 1 );
TQHBoxLayout* l1_1_1_2 = new TQHBoxLayout();
l1_1_1->addLayout( l1_1_1_2 );
l1_1_1_2->addWidget( lbl3 );
l1_1_1_2->addWidget( _kbytesRead, 1 );
TQHBoxLayout* l1_1_1_3 = new TQHBoxLayout();
l1_1_1->addLayout( l1_1_1_3 );
l1_1_1_3->addWidget( lbl5 );
l1_1_1_3->addWidget( _transferRate, 1 );
TQVBoxLayout* l1_1_2 = new TQVBoxLayout( f2, 4, 4 );
TQHBoxLayout* l1_1_2_1 = new TQHBoxLayout();
l1_1_2->addLayout( l1_1_2_1 );
l1_1_2_1->addWidget( lbl2 );
l1_1_2_1->addWidget( _archives, 1 );
TQHBoxLayout* l1_1_2_2 = new TQHBoxLayout();
l1_1_2->addLayout( l1_1_2_2 );
l1_1_2_2->addWidget( lbl4 );
l1_1_2_2->addWidget( _files, 1 );
TQHBoxLayout* l1_1_2_3 = new TQHBoxLayout();
l1_1_2->addLayout( l1_1_2_3 );
l1_1_2_3->addWidget( lbl6 );
l1_1_2_3->addWidget( _totalFiles, 1 );
l1->addWidget( _log, 1 );
TQHBoxLayout* l1_2 = new TQHBoxLayout();
l1->addLayout( l1_2 );
l1_2->addStretch( 1 );
l1_2->addWidget( _ok );
l1_2->addWidget( _save );
l1_2->addWidget( _abort );
}
IndexDlg::~IndexDlg()
{
delete _tarParser;
}
void IndexDlg::show()
{
startTimer( 100 );
TQDialog::show();
}
void IndexDlg::slotEntry( const TQString & name, int size, int mtime, int record )
{
if ( !_fileName.isEmpty() ) {
_archive->addFile( _fileSize, _fileMTime, _fileStartRecord, record, _fileName );
}
_fileName = name;
_fileSize = size;
_fileMTime = mtime;
_fileStartRecord = record;
/* 2002-01-28 LEW */
// printf("IndexDlg::slotEntry called with \"%s\", %d bytes\n", name.latin1(), size);
/* 2002-01-28 LEW */
TQString tmp;
tmp.setNum( ++_numFiles );
_files->setText( tmp );
_totalFileCount++;
tmp.setNum( _totalFileCount );
_totalFiles->setText( tmp );
_log->append( name );
}
void IndexDlg::slotOK()
{
if ( _aborted ) {
reject();
} else {
accept();
}
}
void IndexDlg::slotAbort()
{
TQT_TQOBJECT(this)->killTimers();
_aborted = TRUE;
}
void IndexDlg::timerEvent( TQTimerEvent* )
{
TQT_TQOBJECT(this)->killTimers();
// Rewind tape.
_log->append( i18n( "Rewinding tape." ) );
if ( !TapeDrive::instance()->rewind() ) {
KMessageBox::error( this, i18n( "Cannot rewind tape. Indexing aborted." ));
_ok->setEnabled( TRUE );
_save->setEnabled( TRUE );
_abort->setEnabled( FALSE );
_log->append( i18n( "Cannot rewind tape." ) );
return;
}
// Skip tape ID.
if ( !TapeDrive::instance()->nextFile( 1 ) ) {
KMessageBox::error( this, i18n( "Failed to skip tape ID. Indexing aborted." ));
_ok->setEnabled( TRUE );
_save->setEnabled( TRUE );
_abort->setEnabled( FALSE );
_log->append( i18n( "Failed to skip tape ID." ) );
return;
}
_startTime = time( NULL );
int oldElapsed = 0;
TQString msg;
int count;
char *buf = new char[Options::instance()->getTapeBlockSize()];
bool atLeastOneGoodRead = TRUE;
while ( ( !_aborted ) && ( atLeastOneGoodRead ) ) {
atLeastOneGoodRead = FALSE;
_archive = NULL;
delete _tarParser;
_tarParser = new TarParser();
connect( _tarParser, TQT_SIGNAL( sigEntry( const TQString &, int, int, int ) ), this, TQT_SLOT( slotEntry( const TQString &, int, int, int ) ) );
int endBlock = 0;
int leftover = 0;
while ( ( count = TapeDrive::instance()->read( buf, Options::instance()->getTapeBlockSize() ) ) > 0 ) {
// Is this the first block of the archive?
if ( !atLeastOneGoodRead ) {
atLeastOneGoodRead = TRUE;
_archiveCount++;
msg.setNum( _archiveCount );
_archives->setText( msg );
msg = i18n( "Indexing archive %1." ).arg( _archiveCount );
_log->append( msg );
msg = i18n( "Archive %1" ).arg( _archiveCount );
_archive = new Archive( _tape, 0, msg );
_fileName = TQString();
_fileSize = -1;
_fileMTime = -1;
_fileStartRecord = -1;
_numFiles = 0;
}
leftover += count;
endBlock += leftover / Options::instance()->getTapeBlockSize();
leftover %= Options::instance()->getTapeBlockSize();
_tarParser->slotData( buf, count );
_totalKBytes += (float)count / 1024.0;
// Update stats.
int elapsed = time( NULL ) - _startTime;
if ( elapsed > oldElapsed )
{
updateStats();
KApplication::kApplication()->processEvents();
if ( _aborted ) {
break;
}
oldElapsed = elapsed;
}
}
if ( _aborted ) {
break;
}
if ( _archive ) {
_archive->setEndBlock( endBlock );
if ( _fileName.length() > 0 ) {
_archive->addFile( _fileSize, _fileMTime, _fileStartRecord, _archive->getEndBlock() * ( Options::instance()->getTapeBlockSize() / 512 ), _fileName );
}
_tape->addChild( _archive );
}
}
delete [] buf;
updateStats();
TapeDrive::instance()->rewind();
if ( !_aborted ) {
_tape->setName( i18n( "Reindexed Tape" ) );
_tape->setSize( Options::instance()->getDefaultTapeSize() );
}
_ok->setEnabled( TRUE );
_ok->setDefault( TRUE );
_save->setEnabled( TRUE );
_abort->setEnabled( FALSE );
}
void IndexDlg::updateStats()
{
TQString str;
int elapsed = time( NULL ) - _startTime;
str = TQString::fromUtf8( TQCString().sprintf( i18n( "%02d:%02d:%02d" ).utf8(), elapsed / 3600, elapsed / 60 % 60, elapsed % 60 ) );
_elapsedTime->setText( str );
str = Util::kbytesToString( (int)_totalKBytes );
_kbytesRead->setText( str );
if ( elapsed > 0 ) {
str = i18n( "%1/min" ).arg(Util::kbytesToString( (int)_totalKBytes * 60 / elapsed ) );
_transferRate->setText( str );
}
}
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