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