widget.cpp

网络传输

#include "widget.h"
#include "qnetwork.h"
#include <qapplication.h>
#include <qmessagebox.h> 
#include <qpopupmenu.h>
#include <qmenubar.h>
#include <qurloperator.h>
#include <qslider.h>
#include <qstring.h>
#include <qfiledialog.h>
#include <qpushbutton.h>

ainWindow::ainWindow()
        : QMainWindow( 0, "example addressbook application" )
   {
    dodo();
   }

ainWindow::~ainWindow()
{


}
void ainWindow::dodo()
{ QPopupMenu *file = new QPopupMenu( this );
    menuBar()->insertItem( "&File", file );

    file->insertItem( QPixmap( "fileopen.xpm" ), "Open", this, SLOT( fileOpen() ), CTRL + Key_O );
    file->insertItem( QPixmap("filetran.xpm"),"Tran",this,SLOT(tran()  ),CTRL+Key_T  );
QPushButton quit("Quit",this);
   

}
void ainWindow::tran()
{
 QNetWork:qInitNetworkProtocols ()  ;
  QString ffff="file:/root/Desktop";

 QUrlOperator *op = new QUrlOperator();
    op->copy( QString("fn"),
             ffff,false);
connect(op,SIGNAL(finished()),SLOT(messa() ) );

}
void ainWindow::messa()//这只鸟就是不行
{QMessageBox mesage;
mesage.information( this, "good",
    "Unable to find the user preferences file.");
qWarning("congraturations,successful");
}

void ainWindow::fileOpen()
{  

   QString fn = QFileDialog::getOpenFileName(  "/home",
                    "*",
                    this,
                    "open file dialog",
                    "Choose a file to open" );//fn 这只 鸟就是不可做全局变量（QString fn;）

 QNetWork:qInitNetworkProtocols ()  ;
 QString ffff="file:/root/Desktop";

 QUrlOperator *op = new QUrlOperator();
    op->copy( QString(fn),
             ffff,false);
connect(op,SIGNAL(finished()),SLOT(messa() ) );//这只鸟不行

}