int GenericChannel::handleRead(EncodeBuffer &encodeBuffer, const unsigned char *message,
unsigned int length)
{
#ifdef TEST
*logofs << "handleRead: Called for FD#" << fd_
<< " with " << encodeBuffer.getLength()
<< " bytes already encoded.\n"
<< logofs_flush;
#endif
//
// Pointer to located message and
// its size in bytes.
//
const unsigned char *inputMessage;
unsigned int inputLength;
//
// Tag message as generic data in compression
// routine. Opcode is not actually transferred
// over the network.
//
unsigned char inputOpcode = X_NXInternalGenericData;
#if defined(TEST) || defined(INFO)
*logofs << "handleRead: Trying to read from FD#"
<< fd_ << " at " << strMsTimestamp() << ".\n"
<< logofs_flush;
#endif
int result = readBuffer_.readMessage();
#ifdef DEBUG
*logofs << "handleRead: Read result on FD#" << fd_
<< " is " << result << ".\n"
<< logofs_flush;
#endif
if (result < 0)
{
//
// Let the proxy close the channel.
//
return -1;
}
else if (result == 0)
{
#if defined(TEST) || defined(INFO)
*logofs << "handleRead: PANIC! No data read from FD#"
<< fd_ << " while encoding messages.\n"
<< logofs_flush;
HandleCleanup();
#endif
return 0;
}
#if defined(TEST) || defined(INFO) || defined(FLUSH)
*logofs << "handleRead: Encoding messages for FD#" << fd_
<< " with " << readBuffer_.getLength() << " bytes "
<< "in the buffer.\n" << logofs_flush;
#endif
//
// Divide the available data in multiple
// messages and encode them one by one.
//
if (proxy -> handleAsyncSwitch(fd_) < 0)
{
return -1;
}
while ((inputMessage = readBuffer_.getMessage(inputLength)) != NULL)
{
encodeBuffer.encodeValue(inputLength, 32, 14);
if (isCompressed() == 1)
{
unsigned int compressedDataSize = 0;
unsigned char *compressedData = NULL;
if (handleCompress(encodeBuffer, inputOpcode, 0,
inputMessage, inputLength, compressedData,
compressedDataSize) < 0)
{
return -1;
}
}
else
{
encodeBuffer.encodeMemory(inputMessage, inputLength);
}
int bits = encodeBuffer.diffBits();
#if defined(TEST) || defined(OPCODES)
*logofs << "handleRead: Handled generic data for FD#" << fd_
<< ". " << inputLength << " bytes in, " << bits << " bits ("
<< ((float) bits) / 8 << " bytes) out.\n" << logofs_flush;
#endif
addProtocolBits(inputLength << 3, bits);
if (isPrioritized() == 1)
{
priority_++;
}
} // End of while ((inputMessage = readBuffer_.getMessage(inputLength)) != NULL) ...
//
// All data has been read from the read buffer.
// We still need to mark the end of the encode
// buffer just before sending the frame. This
// allows us to accomodate multiple reads in
// a single frame.
//
if (priority_ > 0)
{
#if defined(TEST) || defined(INFO)
*logofs << "handleRead: WARNING! Requesting flush "
<< "because of " << priority_ << " prioritized "
<< "messages for FD#" << fd_ << ".\n"
<< logofs_flush;
#endif
if (proxy -> handleAsyncPriority() < 0)
{
return -1;
}
//
// Reset the priority flag.
//
priority_ = 0;
}
//
// Flush if we produced enough data.
//
if (proxy -> canAsyncFlush() == 1)
{
#if defined(TEST) || defined(INFO)
*logofs << "handleRead: WARNING! Requesting flush "
<< "because of enough data or timeout on the "
<< "proxy link.\n" << logofs_flush;
#endif
if (proxy -> handleAsyncFlush() < 0)
{
return -1;
}
}
#if defined(TEST) || defined(INFO)
if (transport_ -> pending() != 0 ||
readBuffer_.checkMessage() != 0)
{
*logofs << "handleRead: PANIC! Buffer for X descriptor FD#"
<< fd_ << " has " << transport_ -> pending()
<< " bytes to read.\n" << logofs_flush;
HandleCleanup();
}
#endif
//
// Reset the read buffer.
//
readBuffer_.fullReset();
return 1;
}
CustomFDialog::CustomFDialog(QWidget *parent, QString wDir, QString caption, QString filter, int flags)
: QDialog(parent), optionFlags(flags)
{
setModal(true);
setWindowTitle(caption);
setWindowIcon(QIcon(loadIcon("AppIcon.png")));
vboxLayout = new QVBoxLayout(this);
vboxLayout->setSpacing(5);
vboxLayout->setMargin(10);
hboxLayout = new QHBoxLayout;
hboxLayout->setSpacing(5);
hboxLayout->setMargin(0);
fileDialog = new ScFileWidget(this);
hboxLayout->addWidget(fileDialog);
fileDialog->setIconProvider(new ImIconProvider());
fileDialog->setFilter(filter);
fileDialog->selectFilter(filter);
fileDialog->setDirectory(wDir);
vboxLayout1 = new QVBoxLayout;
vboxLayout1->setSpacing(0);
vboxLayout1->setMargin(0);
vboxLayout1->setContentsMargins(0, 37, 0, 0);
vboxLayout1->setAlignment( Qt::AlignTop );
pw = new FDialogPreview( this );
pw->setMinimumSize(QSize(200, 200));
pw->setMaximumSize(QSize(200, 200));
vboxLayout1->addWidget(pw);
hboxLayout->addLayout(vboxLayout1);
vboxLayout->addLayout(hboxLayout);
QHBoxLayout *hboxLayout1 = new QHBoxLayout;
hboxLayout1->setSpacing(5);
hboxLayout1->setContentsMargins(9, 0, 0, 0);
showPreview = new QCheckBox(this);
showPreview->setText( tr("Show Preview"));
showPreview->setToolTip( tr("Show a preview and information for the selected file"));
showPreview->setChecked(true);
previewIsShown = true;
hboxLayout1->addWidget(showPreview);
QSpacerItem *spacerItem = new QSpacerItem(2, 2, QSizePolicy::Expanding, QSizePolicy::Minimum);
hboxLayout1->addItem(spacerItem);
OKButton = new QPushButton( CommonStrings::tr_OK, this);
OKButton->setDefault( true );
hboxLayout1->addWidget( OKButton );
CancelB = new QPushButton( CommonStrings::tr_Cancel, this);
CancelB->setAutoDefault( false );
hboxLayout1->addWidget( CancelB );
vboxLayout->addLayout(hboxLayout1);
SaveZip=NULL;
WithFonts=NULL;
WithProfiles=NULL;
if (flags & fdDirectoriesOnly)
{
Layout = new QFrame(this);
Layout1 = new QHBoxLayout(Layout);
Layout1->setSpacing( 0 );
Layout1->setContentsMargins(9, 0, 0, 0);
SaveZip = new QCheckBox( tr( "&Compress File" ), Layout);
Layout1->addWidget(SaveZip, Qt::AlignLeft);
QSpacerItem* spacer = new QSpacerItem( 2, 2, QSizePolicy::Expanding, QSizePolicy::Minimum );
Layout1->addItem( spacer );
vboxLayout->addWidget(Layout);
LayoutC = new QFrame(this);
Layout1C = new QHBoxLayout(LayoutC);
Layout1C->setSpacing( 0 );
Layout1C->setContentsMargins(9, 0, 0, 0);
WithFonts = new QCheckBox( tr( "&Include Fonts" ), LayoutC);
Layout1C->addWidget(WithFonts, Qt::AlignLeft);
WithProfiles = new QCheckBox( tr( "&Include Color Profiles" ), LayoutC);
Layout1C->addWidget(WithProfiles, Qt::AlignLeft);
QSpacerItem* spacer2 = new QSpacerItem( 2, 2, QSizePolicy::Expanding, QSizePolicy::Minimum );
Layout1C->addItem( spacer2 );
vboxLayout->addWidget(LayoutC);
fileDialog->setFileMode(QFileDialog::DirectoryOnly);
pw->hide();
showPreview->setVisible(false);
showPreview->setChecked(false);
previewIsShown = false;
}
else
{
if (flags & fdCompressFile)
{
Layout = new QFrame(this);
Layout1 = new QHBoxLayout(Layout);
Layout1->setSpacing( 5 );
Layout1->setContentsMargins(9, 0, 0, 0);
SaveZip = new QCheckBox( tr( "&Compress File" ), Layout);
Layout1->addWidget(SaveZip);
QSpacerItem* spacer = new QSpacerItem( 2, 2, QSizePolicy::Expanding, QSizePolicy::Minimum );
Layout1->addItem( spacer );
}
if (flags & fdExistingFiles)
fileDialog->setFileMode(QFileDialog::ExistingFile);
else
{
fileDialog->setFileMode(QFileDialog::AnyFile);
if (flags & fdCompressFile)
vboxLayout->addWidget(Layout);
}
if (SaveZip!=NULL)
SaveZip->setToolTip( "<qt>" + tr( "Compress the Scribus document on save" ) + "</qt>");
if (WithFonts!=NULL)
WithFonts->setToolTip( "<qt>" + tr( "Include fonts when collecting files for the document. Be sure to know and understand licensing information for any fonts you collect and possibly redistribute." ) + "</qt>");
if (WithProfiles!=NULL)
WithProfiles->setToolTip( "<qt>" + tr( "Include color profiles when collecting files for the document" ) + "</qt>");
if (flags & fdShowCodecs)
{
LayoutC = new QFrame(this);
Layout1C = new QHBoxLayout(LayoutC);
Layout1C->setSpacing( 0 );
Layout1C->setContentsMargins(9, 0, 0, 0);
TxCodeT = new QLabel(this);
TxCodeT->setText( tr("Encoding:"));
Layout1C->addWidget(TxCodeT);
TxCodeM = new ScComboBox(LayoutC);
TxCodeM->setEditable(false);
QString tmp_txc[] = {"ISO 8859-1", "ISO 8859-2", "ISO 8859-3",
"ISO 8859-4", "ISO 8859-5", "ISO 8859-6",
"ISO 8859-7", "ISO 8859-8", "ISO 8859-9",
"ISO 8859-10", "ISO 8859-13", "ISO 8859-14",
"ISO 8859-15", "UTF-8", "UTF-16", "KOI8-R", "KOI8-U",
"CP1250", "CP1251", "CP1252", "CP1253",
"CP1254", "CP1255", "CP1256", "CP1257",
"Apple Roman"};
size_t array = sizeof(tmp_txc) / sizeof(*tmp_txc);
for (uint a = 0; a < array; ++a)
TxCodeM->addItem(tmp_txc[a]);
QString localEn = QTextCodec::codecForLocale()->name();
if (localEn == "ISO-10646-UCS-2")
localEn = "UTF-16";
bool hasIt = false;
for (int cc = 0; cc < TxCodeM->count(); ++cc)
{
if (TxCodeM->itemText(cc) == localEn)
{
TxCodeM->setCurrentIndex(cc);
hasIt = true;
break;
}
}
if (!hasIt)
{
TxCodeM->addItem(localEn);
TxCodeM->setCurrentIndex(TxCodeM->count()-1);
}
TxCodeM->setMinimumSize(QSize(200, 0));
Layout1C->addWidget(TxCodeM);
QSpacerItem* spacer2 = new QSpacerItem( 2, 2, QSizePolicy::Expanding, QSizePolicy::Minimum );
Layout1C->addItem( spacer2 );
vboxLayout->addWidget(LayoutC);
}
bool setter2 = flags & fdHidePreviewCheckBox;
if (!setter2)
{
bool setter = flags & fdShowPreview;
showPreview->setChecked(setter);
previewIsShown = setter;
pw->setVisible(setter);
}
else
{
showPreview->hide();
previewIsShown = false;
pw->setVisible(false);
}
if (flags & fdCompressFile)
connect(SaveZip, SIGNAL(clicked()), this, SLOT(handleCompress()));
}
#if QT_VERSION >= 0x040600
fileDialog->setNameFilterDetailsVisible(false);
#else
fileDialog->setOption(QFileDialog::HideNameFilterDetails);
#endif
extZip = "gz";
connect(OKButton, SIGNAL(clicked()), this, SLOT(accept()));
connect(CancelB, SIGNAL(clicked()), this, SLOT(reject()));
connect(showPreview, SIGNAL(clicked()), this, SLOT(togglePreview()));
connect(fileDialog, SIGNAL(currentChanged(const QString &)), this, SLOT(fileClicked(const QString &)));
connect(fileDialog, SIGNAL(filesSelected(const QStringList &)), this, SLOT(accept()));
connect(fileDialog, SIGNAL(accepted()), this, SLOT(accept()));
connect(fileDialog, SIGNAL(rejected()), this, SLOT(reject()));
resize(minimumSizeHint());
}