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#include "ipcserver.h"
#include <tqsocket.h>
#include <ntqvariant.h>
#include <tqimage.h>
#include <ntqpalette.h>
#include <ntqapplication.h>
class IpcSocket : public TQSocket
{
TQ_OBJECT
public:
IpcSocket( TQObject *parent) : TQSocket( parent )
{
packetSize = 0;
connect( this, TQ_SIGNAL(readyRead()), TQ_SLOT(read()) );
}
signals:
void receivedText( const TQString& );
void receivedPixmap( const TQPixmap& );
private slots:
void read()
{
TQ_ULONG bytesAvail = bytesAvailable();
for ( ;; ) {
if ( packetSize == 0 ) {
TQDataStream ds( this );
if ( bytesAvail < 4 )
return;
ds >> packetSize;
bytesAvail -= 4;
} else {
if ( bytesAvail < packetSize )
return;
// read the packet in a byte array to be sure that you don't
// read too much or too less
TQByteArray ba( packetSize );
readBlock( ba.data(), packetSize );
bytesAvail -= packetSize;
packetSize = 0;
TQVariant variant;
TQDataStream ds( ba, IO_ReadOnly );
ds >> variant;
switch ( variant.type() ) {
case TQVariant::String:
emit receivedText( variant.toString() );
break;
case TQVariant::Image:
emit receivedPixmap( TQPixmap(variant.toImage()) );
break;
case TQVariant::Palette:
TQApplication::setPalette( variant.toPalette(), TRUE );
break;
default:
break;
}
}
}
}
private:
TQ_UINT32 packetSize;
};
IpcServer::IpcServer( TQ_UINT16 port, TQObject *parent ) :
TQServerSocket( 0x7f000001, port, 1, parent )
{
}
void IpcServer::newConnection( int socket )
{
IpcSocket *s = new IpcSocket( this );
s->setSocket( socket );
connect( s, TQ_SIGNAL(receivedText(const TQString&)),
TQ_SIGNAL(receivedText(const TQString&)) );
connect( s, TQ_SIGNAL(receivedPixmap(const TQPixmap&)),
TQ_SIGNAL(receivedPixmap(const TQPixmap&)) );
}
#include "ipcserver.moc"
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