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transmission/qt/make-dialog.cc

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/*
* This file Copyright (C) 2009 Charles Kerr <charles@transmissionbt.com>
*
* This file is licensed by the GPL version 2. Works owned by the
* Transmission project are granted a special exemption to clause 2(b)
* so that the bulk of its code can remain under the MIT license.
* This exemption does not extend to derived works not owned by
* the Transmission project.
*
* $Id$
*/
#include <cassert>
#include <iostream>
#include <QCheckBox>
#include <QDialogButtonBox>
#include <QFileDialog>
#include <QFileIconProvider>
#include <QHBoxLayout>
#include <QLabel>
#include <QLineEdit>
#include <QList>
#include <QPlainTextEdit>
#include <QProgressBar>
#include <QPushButton>
#include <QRadioButton>
#include <QSize>
#include <QStyle>
#include <QTimer>
#include <QVBoxLayout>
#include <libtransmission/transmission.h>
#include <libtransmission/makemeta.h>
#include <libtransmission/utils.h>
#include "hig.h"
#include "make-dialog.h"
#include "session.h"
#include "utils.h"
/***
****
***/
void
MakeDialog :: onNewDialogDestroyed( QObject * o )
{
Q_UNUSED( o );
myTimer.stop( );
}
void
MakeDialog :: onNewButtonBoxClicked( QAbstractButton * button )
{
switch( myNewButtonBox->standardButton( button ) )
{
case QDialogButtonBox::Open:
std::cerr << "calling mySession.addTorrent( " << qPrintable(myTarget) << ", " << qPrintable(QFileInfo(myBuilder->top).dir().path()) << ')' << std::endl;
mySession.addTorrent( myTarget, QFileInfo(myBuilder->top).dir().path() );
break;
case QDialogButtonBox::Abort:
myBuilder->abortFlag = true;
break;
default: // QDialogButtonBox::Ok:
break;
}
myNewDialog->deleteLater( );
}
void
MakeDialog :: onProgress( )
{
// progress bar
const tr_metainfo_builder * b = myBuilder;
const double denom = b->pieceCount ? b->pieceCount : 1;
myNewProgress->setValue( (int) ((100.0 * b->pieceIndex) / denom ) );
// progress label
const QString base( QFileInfo(b->top).baseName() );
QString str;
if( !b->isDone )
str = tr( "Creating \"%1\"" ).arg( base );
else if( b->result == TR_MAKEMETA_OK )
str = tr( "Created \"%1\"!" ).arg( base );
else if( b->result == TR_MAKEMETA_URL )
str = tr( "Error: invalid announce URL \"%1\"" ).arg( b->errfile );
else if( b->result == TR_MAKEMETA_CANCELLED )
str = tr( "Cancelled" );
else if( b->result == TR_MAKEMETA_IO_READ )
str = tr( "Error reading \"%1\": %2" ).arg( b->errfile ).arg( strerror(b->my_errno) );
else if( b->result == TR_MAKEMETA_IO_WRITE )
str = tr( "Error writing \"%1\": %2" ).arg( b->errfile ).arg( strerror(b->my_errno) );
myNewLabel->setText( str );
// buttons
(myNewButtonBox->button(QDialogButtonBox::Abort))->setEnabled( !b->isDone );
(myNewButtonBox->button(QDialogButtonBox::Ok))->setEnabled( b->isDone );
(myNewButtonBox->button(QDialogButtonBox::Open))->setEnabled( b->isDone && !b->result );
}
void
MakeDialog :: makeTorrent( )
{
if( !myBuilder )
return;
// get the tiers
int tier = 0;
QList<tr_tracker_info> trackers;
foreach( QString line, myTrackerEdit->toPlainText().split("\n") ) {
line = line.trimmed( );
if( line.isEmpty( ) )
++tier;
else {
tr_tracker_info tmp;
tmp.announce = tr_strdup( line.toUtf8().constData( ) );
tmp.tier = tier;
trackers.append( tmp );
}
}
// pop up the dialog
QDialog * dialog = new QDialog( this );
dialog->setWindowTitle( tr( "New Torrent" ) );
myNewDialog = dialog;
QVBoxLayout * top = new QVBoxLayout( dialog );
top->addWidget(( myNewLabel = new QLabel));
top->addWidget(( myNewProgress = new QProgressBar ));
QDialogButtonBox * buttons = new QDialogButtonBox( dialog );
buttons->setStandardButtons( QDialogButtonBox::Ok
| QDialogButtonBox::Open
| QDialogButtonBox::Abort );
myNewButtonBox = buttons;
connect( buttons, SIGNAL(clicked(QAbstractButton*)),
this, SLOT(onNewButtonBoxClicked(QAbstractButton*)) );
top->addWidget( buttons );
onProgress( );
dialog->show( );
connect( dialog, SIGNAL(destroyed(QObject*)),
this, SLOT(onNewDialogDestroyed(QObject*)) );
myTimer.start( 100 );
// the file to create
myTarget = QDir( myDestination ).filePath( QFileInfo(myBuilder->top).baseName() + ".torrent" );
std::cerr << qPrintable(myTarget) << std::endl;
// comment
QString comment;
if( myCommentCheck->isChecked() )
comment = myCommentEdit->text().toUtf8().constData();
// start making the torrent
tr_makeMetaInfo( myBuilder,
myTarget.toUtf8().constData(),
(trackers.isEmpty() ? 0 : &trackers.front()),
trackers.size(),
(comment.isEmpty() ? NULL : comment.toUtf8().constData()),
myPrivateCheck->isChecked() );
}
/***
****
***/
void
MakeDialog :: onFileClicked( )
{
QFileDialog * d = new QFileDialog( this, tr( "Select File" ) );
d->setFileMode( QFileDialog::ExistingFile );
connect( d, SIGNAL(filesSelected(const QStringList&)),
this, SLOT(onFileSelected(const QStringList&)) );
d->show( );
}
void
MakeDialog :: onFileSelected( const QStringList& list )
{
if( list.size() == 1 )
{
myFile = list.first( );
myFileButton->setText( QFileInfo(myFile).fileName() );
onSourceChanged( );
}
}
void
MakeDialog :: onFolderClicked( )
{
QFileDialog * d = new QFileDialog( this, tr( "Select Folder" ) );
d->setFileMode( QFileDialog::Directory );
connect( d, SIGNAL(filesSelected(const QStringList&)),
this, SLOT(onFolderSelected(const QStringList&)) );
d->show( );
}
void
MakeDialog :: onFolderSelected( const QStringList& list )
{
if( list.size() == 1 )
{
myFolder = list.first();
myFolderButton->setText( QFileInfo(myFolder).fileName() );
onSourceChanged( );
}
}
void
MakeDialog :: onDestinationClicked( )
{
QFileDialog * d = new QFileDialog( this, tr( "Select Folder" ) );
d->setFileMode( QFileDialog::Directory );
connect( d, SIGNAL(filesSelected(const QStringList&)),
this, SLOT(onDestinationSelected(const QStringList&)) );
d->show( );
}
void
MakeDialog :: onDestinationSelected( const QStringList& list )
{
if( list.size() == 1 )
{
myDestination = list.first( );
myDestinationButton->setText( QFileInfo(myDestination).fileName() );
}
}
void
MakeDialog :: enableBuddyWhenChecked( QRadioButton * box, QWidget * buddy )
{
connect( box, SIGNAL(toggled(bool)), buddy, SLOT(setEnabled(bool)) );
buddy->setEnabled( box->isChecked( ) );
}
void
MakeDialog :: enableBuddyWhenChecked( QCheckBox * box, QWidget * buddy )
{
connect( box, SIGNAL(toggled(bool)), buddy, SLOT(setEnabled(bool)) );
buddy->setEnabled( box->isChecked( ) );
}
QString
MakeDialog :: getSource( ) const
{
return myFileRadio->isChecked( ) ? myFile : myFolder;
}
void
MakeDialog :: onButtonBoxClicked( QAbstractButton * button )
{
switch( myButtonBox->standardButton( button ) )
{
case QDialogButtonBox::Ok:
makeTorrent( );
break;
default: // QDialogButtonBox::Close:
deleteLater( );
break;
}
}
/***
****
***/
void
MakeDialog :: onSourceChanged( )
{
if( myBuilder )
{
tr_metaInfoBuilderFree( myBuilder );
myBuilder = 0;
}
const QString filename = getSource( );
if( !filename.isEmpty( ) )
myBuilder = tr_metaInfoBuilderCreate( filename.toUtf8().constData() );
QString text;
if( !myBuilder )
text = tr( "<i>No source selected<i>" );
else {
QString files = tr( "%Ln File(s)", 0, myBuilder->fileCount );
QString pieces = tr( "%Ln Piece(s)", 0, myBuilder->pieceCount );
text = tr( "%1 in %2; %3 @ %4" )
.arg( Utils::sizeToString( myBuilder->totalSize ) )
.arg( files )
.arg( pieces )
.arg( Utils::sizeToString( myBuilder->pieceSize ) );
}
mySourceLabel->setText( text );
}
// bah, there doesn't seem to be any cleaner way to override
// QPlainTextEdit's default desire to be 12 lines tall
class ShortPlainTextEdit: public QPlainTextEdit {
public:
virtual ~ShortPlainTextEdit( ) { }
ShortPlainTextEdit( QWidget * parent = 0 ): QPlainTextEdit(parent) { }
virtual QSize sizeHint ( ) const { return QSize( 256, 50 ); }
};
MakeDialog :: MakeDialog( Session & session, QWidget * parent ):
QDialog( parent, Qt::Dialog ),
mySession( session ),
myBuilder( 0 )
{
connect( &myTimer, SIGNAL(timeout()), this, SLOT(onProgress()) );
setWindowTitle( tr( "New Torrent" ) );
QVBoxLayout * top = new QVBoxLayout( this );
top->setSpacing( HIG :: PAD );
HIG * hig = new HIG;
hig->setContentsMargins( 0, 0, 0, 0 );
hig->addSectionTitle( tr( "Files" ) );
QFileIconProvider iconProvider;
const int iconSize( style()->pixelMetric( QStyle::PM_SmallIconSize ) );
const QIcon folderIcon = iconProvider.icon( QFileIconProvider::Folder );
const QPixmap folderPixmap = folderIcon.pixmap( iconSize );
QPushButton * b = new QPushButton;
b->setIcon( folderPixmap );
b->setStyleSheet( "text-align: left; padding-left: 5; padding-right: 5" );
myDestination = QDir::homePath();
b->setText( myDestination );
connect( b, SIGNAL(clicked(bool)),
this, SLOT(onDestinationClicked(void)) );
myDestinationButton = b;
hig->addRow( tr( "Sa&ve to:" ), b );
myFolderRadio = new QRadioButton( tr( "Source F&older:" ) );
connect( myFolderRadio, SIGNAL(toggled(bool)),
this, SLOT(onSourceChanged()) );
myFolderButton = new QPushButton;
myFolderButton->setIcon( folderPixmap );
myFolderButton->setText( tr( "(None)" ) );
myFolderButton->setStyleSheet( "text-align: left; padding-left: 5; padding-right: 5" );
connect( myFolderButton, SIGNAL(clicked(bool)),
this, SLOT(onFolderClicked(void)) );
hig->addRow( myFolderRadio, myFolderButton );
enableBuddyWhenChecked( myFolderRadio, myFolderButton );
const QIcon fileIcon = iconProvider.icon( QFileIconProvider::File );
const QPixmap filePixmap = fileIcon.pixmap( iconSize );
myFileRadio = new QRadioButton( tr( "Source &File:" ) );
myFileRadio->setChecked( true );
connect( myFileRadio, SIGNAL(toggled(bool)),
this, SLOT(onSourceChanged()) );
myFileButton = new QPushButton;
myFileButton->setText( tr( "(None)" ) );
myFileButton->setIcon( filePixmap );
myFileButton->setStyleSheet( "text-align: left; padding-left: 5; padding-right: 5" );
connect( myFileButton, SIGNAL(clicked(bool)),
this, SLOT(onFileClicked(void)) );
hig->addRow( myFileRadio, myFileButton );
enableBuddyWhenChecked( myFileRadio, myFileButton );
mySourceLabel = new QLabel( this );
hig->addRow( tr( "" ), mySourceLabel );
hig->addSectionDivider( );
hig->addSectionTitle( tr( "Properties" ) );
hig->addWideControl( myTrackerEdit = new ShortPlainTextEdit );
const int height = fontMetrics().size( 0, "\n\n\n\n" ).height( );
myTrackerEdit->setMinimumHeight( height );
hig->addTallRow( tr( "&Trackers:" ), myTrackerEdit );
QLabel * l = new QLabel( tr( "To add a backup URL, add it on the line after the primary URL.\nTo add another primary URL, add it after a blank line." ) );
l->setAlignment( Qt::AlignLeft );
hig->addRow( tr( "" ), l );
myTrackerEdit->resize( 500, height );
myCommentCheck = new QCheckBox( tr( "Co&mment" ) );
myCommentEdit = new QLineEdit( );
hig->addRow( myCommentCheck, myCommentEdit );
enableBuddyWhenChecked( myCommentCheck, myCommentEdit );
myPrivateCheck = hig->addWideCheckBox( tr( "&Private torrent" ), false );
hig->finish( );
top->addWidget( hig, 1 );
myButtonBox = new QDialogButtonBox( this );
myButtonBox->setStandardButtons( QDialogButtonBox::Ok
| QDialogButtonBox::Close );
connect( myButtonBox, SIGNAL(clicked(QAbstractButton*)),
this, SLOT(onButtonBoxClicked(QAbstractButton*)) );
top->addWidget( myButtonBox );
onSourceChanged( );
}
MakeDialog :: ~MakeDialog( )
{
if( myBuilder )
tr_metaInfoBuilderFree( myBuilder );
}
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