linkform.cpp~

linux下的socket通信和c++

/****************************************************************************
** Form implementation generated from reading ui file 'linkForm.ui'
**
** Created by: The User Interface Compiler ($Id: qt/main.cpp   3.3.8   edited Jan 11 14:47 $)
**
** WARNING! All changes made in this file will be lost!
****************************************************************************/

#include "linkForm.h"
#include <qvariant.h>
#include <qlabel.h>
#include <qpushbutton.h>
#include <qlineedit.h>
#include <qlayout.h>
#include <qtooltip.h>
#include <qwhatsthis.h>
#include <qimage.h>
#include <qpixmap.h>

/*
 *  Constructs a linkform as a child of 'parent', with the
 *  name 'name' and widget flags set to 'f'.
 *
 *  The dialog will by default be modeless, unless you set 'modal' to
 *  TRUE to construct a modal dialog.
 */
linkform::linkform( QWidget* parent, const char* name, bool modal, WFlags fl )
    : QDialog( parent, name, modal, fl ),s()
{
    if ( !name )
	setName( "linkform" );

    iptable = new QLabel( this, "iptable" );
    iptable->setGeometry( QRect( 20, 20, 20, 31 ) );

    portlable = new QLabel( this, "portlable" );
    portlable->setGeometry( QRect( 210, 20, 40, 31 ) );

    linkBtn = new QPushButton( this, "linkBtn" );
    linkBtn->setGeometry( QRect( 140, 91, 51, 37 ) );

    quitBtn = new QPushButton( this, "quitBtn" );
    quitBtn->setGeometry( QRect( 250, 91, 61, 37 ) );

    resetBtn = new QPushButton( this, "resetBtn" );
    resetBtn->setGeometry( QRect( 20, 91, 60, 37 ) );

    ipTxt = new QLineEdit( this, "ipTxt" );
    ipTxt->setGeometry( QRect( 47, 20, 111, 28 ) );

    portTxt = new QLineEdit( this, "portTxt" );
    portTxt->setGeometry( QRect( 249, 20, 41, 28 ) );
    languageChange();
    resize( QSize(347, 164).expandedTo(minimumSizeHint()) );
    clearWState( WState_Polished );
    
    str_ip="";
    str_port="";
    
    // signals and slots connections
    connect( resetBtn, SIGNAL( clicked() ), ipTxt, SLOT( clear() ) );
    connect( resetBtn, SIGNAL( clicked() ), portTxt, SLOT( clear() ) );
    connect( resetBtn, SIGNAL( clicked() ), ipTxt, SLOT( setFocus() ) );
    connect( quitBtn, SIGNAL( clicked() ), this, SLOT( close() ) );
    connect( linkBtn, SIGNAL( clicked() ), this, SLOT( GetTxt() ) );
    connect( this, SIGNAL( toSetIP() ), this, SLOT( SetIP() ) );
    connect( this, SIGNAL( toSetSocket() ), this, SLOT( SetSocket() ) );
    connect( this, SIGNAL( toGetMsg() ), this, SLOT( GetSerMsg() ) );
    connect( this, SIGNAL( retry() ), ipTxt, SLOT( clear() ) );
    connect( this, SIGNAL( retry() ), portTxt, SLOT( clear() ) );
    connect( this, SIGNAL( retry() ), ipTxt, SLOT( setFocus() ) );
    
    // tab order
    setTabOrder( ipTxt, portTxt );
    setTabOrder( portTxt, resetBtn );
    setTabOrder( resetBtn, linkBtn );
    setTabOrder( linkBtn, quitBtn );
}

/*
 *  Destroys the object and frees any allocated resources
 */
linkform::~linkform()
{
    // no need to delete child widgets, Qt does it all for us
}


/*
 *  Sets the strings of the subwidgets using the current
 *  language.
 */
void linkform::languageChange()
{
    setCaption( tr( "Link to server" ) );
    iptable->setText( tr( "IP :" ) );
    portlable->setText( tr( "Port :" ) );
    linkBtn->setText( tr( "&Link" ) );
    linkBtn->setAccel( QKeySequence( tr( "Alt+L" ) ) );
    quitBtn->setText( tr( "&Quit" ) );
    quitBtn->setAccel( QKeySequence( tr( "Alt+Q" ) ) );
    resetBtn->setText( tr( "&Reset" ) );
    resetBtn->setAccel( QKeySequence( tr( "Alt+R" ) ) );
}

void linkform::GetTxt()
{
   str_ip=ipTxt-> text();
   str_port=portTxt-> text();
   emit
   toSetIP();
}

void linkform::SetIP()
{
	if(s.GetIP(str_ip))
	{
		emit
		toSetSocket();
	}
}

int linkform::SetSocket()
{
  int i;
  i=s.SetSocket();
  switch(i)
  {
    case 1:
    {
      QMessageBox::information( this, "Link",
       "Get host by name error!\n"
       "Retry!" );
       emit 
          retry();
       return 0;
    }break;
    case 2:
    {
      QMessageBox::information( this, "Link Server",
       "Set Socket error!\n"
       "Please Retry!" );
    }break;
    case 3:
    {
      QMessageBox::information( this, "Link Server",
       "Set Socket error!\n"
       "Server has not been lanuched!" );
    }break;
    default:
    {
      emit
      toGetMsg();
    }
  }
  return 0;
}

void linkform::GetSerMsg()
{
  char* msg=s.GetMsg();
  if((strncmp(msg,"connect ok",10))==0)
  {
    flogin=new loginForm(s);
    cout<<"To goto Login Form"<<endl;
    flogin->show();
    //sleep(1);
    cout<<"Close linkform"<<endl;
    this->close();
  }
}