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qt3/examples/network/remotecontrol/remotectrlimpl.cpp

51 lines
1.1 KiB

#include "remotectrlimpl.h"
#include <qpushbutton.h>
#include <qlineedit.h>
#include <qsocket.h>
#include <qfiledialog.h>
#include <qcolordialog.h>
#include <qimage.h>
RemoteCtrlImpl::RemoteCtrlImpl( QSocket *s )
{
socket = s;
connect( sImage, SIGNAL(clicked()), SLOT(sendImage()) );
connect( sText, SIGNAL(clicked()), SLOT(sendText()) );
connect( sPalette, SIGNAL(clicked()), SLOT(sendPalette()) );
}
void RemoteCtrlImpl::sendPacket( const QVariant &v )
{
QByteArray ba;
QDataStream varDs( ba, IO_WriteOnly );
varDs << v;
QDataStream ds( socket );
ds << (Q_UINT32) ba.size();
socket->writeBlock( ba.data(), ba.size() );
}
void RemoteCtrlImpl::sendImage()
{
QString imageName = QFileDialog::getOpenFileName( QString::null,
"Images (*.png *.xpm *.jpg)", this );
QImage image( imageName );
if ( !image.isNull() ) {
sendPacket( image );
}
}
void RemoteCtrlImpl::sendText()
{
sendPacket( textToSend->text() );
}
void RemoteCtrlImpl::sendPalette()
{
QColor col = QColorDialog::getColor( white, this );
if ( col.isValid() ) {
sendPacket( QPalette(col,col) );
}
}