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transmission/qt/make-dialog.cc

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/*
* This file Copyright (C) 2009-2014 Mnemosyne LLC
*
* It may be used under the GNU Public License v2 or v3 licenses,
* or any future license endorsed by Mnemosyne LLC.
*
* $Id$
*/
#include <cassert>
#include <iostream>
#include <QCheckBox>
#include <QDialogButtonBox>
#include <QFileDialog>
#include <QFileIconProvider>
#include <QHBoxLayout>
#include <QLabel>
#include <QLineEdit>
#include <QList>
#include <QMimeData>
#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 "formatter.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:
mySession.addNewlyCreatedTorrent (myTarget, QFileInfo(QString::fromUtf8(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 top = QString::fromLocal8Bit (myBuilder->top);
const QString base (QFileInfo(top).completeBaseName());
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 (QString::fromLocal8Bit (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 (QString::fromLocal8Bit(b->errfile)).arg (QString::fromLocal8Bit(strerror(b->my_errno)));
else if (b->result == TR_MAKEMETA_IO_WRITE)
str = tr ("Error writing \"%1\": %2").arg (QString::fromLocal8Bit(b->errfile)).arg (QString::fromLocal8Bit(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;
QVector<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 (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
const QString path = QString::fromUtf8 (myBuilder->top);
const QString torrentName = QFileInfo(path).completeBaseName() + ".torrent";
myTarget = QDir (myDestination).filePath (torrentName);
// comment
QString comment;
if (myCommentCheck->isChecked())
comment = myCommentEdit->text();
// start making the torrent
tr_makeMetaInfo (myBuilder,
myTarget.toUtf8().constData(),
(trackers.isEmpty() ? NULL : trackers.data()),
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);
d->setAttribute (Qt::WA_DeleteOnClose);
connect (d, SIGNAL(filesSelected(const QStringList&)),
this, SLOT(onFileSelected(const QStringList&)));
d->show ();
}
void
MakeDialog :: onFileSelected (const QStringList& list)
{
if (!list.empty ())
onFileSelected (list.front ());
}
void
MakeDialog :: onFileSelected (const QString& filename)
{
myFile = Utils::removeTrailingDirSeparator (filename);
myFileButton->setText (QFileInfo(myFile).fileName());
onSourceChanged ();
}
void
MakeDialog :: onFolderClicked ()
{
QFileDialog * d = new QFileDialog (this, tr ("Select Folder"));
d->setFileMode (QFileDialog::Directory);
d->setOption (QFileDialog::ShowDirsOnly);
d->setAttribute (Qt::WA_DeleteOnClose);
connect (d, SIGNAL(filesSelected(const QStringList&)),
this, SLOT(onFolderSelected(const QStringList&)));
d->show ();
}
void
MakeDialog :: onFolderSelected (const QStringList& list)
{
if (!list.empty ())
onFolderSelected (list.front ());
}
void
MakeDialog :: onFolderSelected (const QString& filename)
{
myFolder = Utils::removeTrailingDirSeparator (filename);
myFolderButton->setText (QFileInfo(myFolder).fileName());
onSourceChanged ();
}
void
MakeDialog :: onDestinationClicked ()
{
QFileDialog * d = new QFileDialog (this, tr ("Select Folder"));
d->setFileMode (QFileDialog::Directory);
d->setOption (QFileDialog::ShowDirsOnly);
d->setAttribute (Qt::WA_DeleteOnClose);
connect (d, SIGNAL(filesSelected(const QStringList&)),
this, SLOT(onDestinationSelected(const QStringList&)));
d->show ();
}
void
MakeDialog :: onDestinationSelected (const QStringList& list)
{
if (!list.empty ())
onDestinationSelected (list.front());
}
void
MakeDialog :: onDestinationSelected (const QString& filename)
{
myDestination = Utils::removeTrailingDirSeparator (filename);
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 (Formatter::sizeToString (myBuilder->totalSize))
.arg (files)
.arg (pieces)
.arg (Formatter::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)
{
setAcceptDrops (true);
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 (QString::fromUtf8 ("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 (QString::fromUtf8 ("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 (QString::fromUtf8 ("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, QString::fromUtf8("\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 (QDialogButtonBox::Ok
| QDialogButtonBox::Close);
connect (myButtonBox, SIGNAL(clicked(QAbstractButton*)),
this, SLOT(onButtonBoxClicked(QAbstractButton*)));
top->addWidget (myButtonBox);
onSourceChanged ();
}
MakeDialog :: ~MakeDialog ()
{
if (myBuilder)
tr_metaInfoBuilderFree (myBuilder);
}
/***
****
***/
void
MakeDialog :: dragEnterEvent (QDragEnterEvent * event)
{
const QMimeData * mime = event->mimeData ();
if (mime->urls().size() && QFile(mime->urls().front().path()).exists ())
event->acceptProposedAction();
}
void
MakeDialog :: dropEvent (QDropEvent * event)
{
const QString filename = event->mimeData()->urls().front().path();
const QFileInfo fileInfo (filename);
if (fileInfo.exists ())
{
if (fileInfo.isDir ())
{
myFolderRadio->setChecked (true);
onFolderSelected (filename );
}
else // it's a file
{
myFileRadio->setChecked (true);
onFileSelected (filename);
}
}
}
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