newsreader.cpp

this program is Newsreader using RSS (XML) base on Qt app

/****************************************************************************
** Form implementation generated from reading ui file 'newsreader.ui'
**
** Created: Fri Dec 5 11:51:06 2008
**      by: The User Interface Compiler ($Id: qt/main.cpp   3.3.3   edited Nov 24 2003 $)
**
** WARNING! All changes made in this file will be lost!
****************************************************************************/

#include "newsreader.h"
#include <qvariant.h>
#include <qtextedit.h>
#include <qtextbrowser.h> 
#include <qpushbutton.h>
#include <qlayout.h>
#include <qtooltip.h>
#include <qwhatsthis.h>
#include <qapplication.h>
#include <qurl.h>
#include <qfont.h>
#include <qtextcodec.h>
#include <qeuckrcodec.h>
#include <qcstring.h>
#include <qmime.h>
#include <qimage.h>
#include <qfileinfo.h>
#include <qfile.h>
#include <qstringlist.h>  
#include <qmessagebox.h> 
#include <qregexp.h> 
#include <qlabel.h>
#include <qlistbox.h>
#include <qlistview.h>
#include <qnetwork.h>
#include <qurloperator.h>
#include <qframe.h>
#include <qprogressbar.h>
#define kor(str)	QString::fromLocal8Bit(str) 

/*
 *  Constructs a NewsReader as a child of 'parent', with the
 *  name 'name' and widget flags set to 'f'.
 */
NewsReader::NewsReader( QWidget* parent, const char* name, WFlags fl )
    : QWidget( parent, name, fl )
{
    if ( !name )
	setName( "NewsReader" );
    setMinimumSize( QSize( 640, 480 ) );
    setMaximumSize( QSize( 640, 480 ) );
    setBaseSize( QSize( 640, 480 ) );
///////////////////////////////////////////////////////////intro
    MainFrame = new QFrame( this, "MainFrame" );
    MainFrame->setGeometry( QRect( 0, 0, 640, 470 ) );
    MainFrame->setFrameShape( QFrame::StyledPanel );
    MainFrame->setFrameShadow( QFrame::Raised );

    MainButton = new QPushButton( MainFrame, "MainButton" );
    MainButton->setGeometry( QRect( 58, 216, 165, 80 ) );
    MainButton->setPaletteForegroundColor( QColor( 0, 0, 0 ) );
    MainButton->setPaletteBackgroundColor( QColor( 237, 233, 227 ) );
    MainButton->setAcceptDrops( FALSE );
    MainButton->setAutoMask( TRUE );
    MainButton->setToggleButton( FALSE );
    MainButton->setOn( FALSE );
    QObject::connect(MainButton, SIGNAL(clicked()), SLOT(UpdateShow()));

    MainFrame->setPaletteBackgroundPixmap(QImage("img/IntroMain.jpg"));
    MainButton->setPaletteBackgroundPixmap(QImage("img/enter.jpg"));	
///////////////////////////////////////////////////////////update
    UpdateList = new QFrame( this, "UpdateList" );
    UpdateList->setGeometry( QRect( 0, 0, 640, 480 ) );
    UpdateList->setPaletteBackgroundColor( QColor( 112, 112, 112 ) );
    UpdateList->setFrameShape( QFrame::StyledPanel );
    UpdateList->setFrameShadow( QFrame::Raised );

    Update_Button1 = new QPushButton( UpdateList, "Update_Button1" );
    Update_Button1->setGeometry( QRect( 0, 10, 70, 60 ) );
    Update_Button1->setAutoMask( TRUE );
    Update_Button1->setPaletteBackgroundPixmap(QImage("img/final_updatelist.jpg"));
    QObject::connect(Update_Button1, SIGNAL(clicked()), SLOT(UpdateShow()));

    Update_Button2 = new QPushButton( UpdateList, "Update_Button2" );
    Update_Button2->setGeometry( QRect( 0, 80, 70, 60 ) );
    Update_Button2->setAutoMask( TRUE );
    Update_Button2->setPaletteBackgroundPixmap(QImage("img/final_store.jpg"));
    QObject::connect(Update_Button2, SIGNAL(clicked()), SLOT(ShowStoreNewsTitle()));

    Update_Button3 = new QPushButton( UpdateList, "Update_Button3" );
    Update_Button3->setGeometry( QRect( 0, 150, 70, 60 ) );
    Update_Button3->setAutoMask( TRUE );
    Update_Button3->setPaletteBackgroundPixmap(QImage("img/final_newslist.jpg"));
    QObject::connect(Update_Button3, SIGNAL(clicked()), SLOT(NewsShow()));
    
    Update_Button4 = new QPushButton( UpdateList, "Update_Button4" );
    Update_Button4->setGeometry( QRect( 0, 220, 70, 60 ) );
    Update_Button4->setAutoMask( TRUE );
    Update_Button4->setPaletteBackgroundPixmap(QImage("img/final_newsbrowser.jpg"));
    QObject::connect(Update_Button4, SIGNAL(clicked()), SLOT(BrowserShow()));

    Update_Button5 = new QPushButton( UpdateList, "Update_Button5" );
    Update_Button5->setGeometry( QRect( 0, 290, 70, 60 ) );
    Update_Button5->setAutoMask( TRUE );
    Update_Button5->setPaletteBackgroundPixmap(QImage("img/final_update.jpg"));

    Update_textLabel3 = new QLabel( UpdateList, "Update_textLabel3" );
    Update_textLabel3->setGeometry( QRect( 70, 8, 561, 30 ) );

    Update_listBox2 = new QListBox( UpdateList, "Update_listBox2" );
    Update_listBox2->setGeometry( QRect( 70, 40, 560, 390 ) );
    Update_listBox2->setPaletteBackgroundColor( QColor( 218, 218, 218 ) );

    Update_progressBar2 = new QProgressBar( UpdateList, "Update_progressBar2" );
    Update_progressBar2->setGeometry( QRect( 70, 430, 560, 26 ) );

///////////////////////////////////////////////////////////news     
    NewsList = new QFrame( this, "NewsList" );
    NewsList->setGeometry( QRect( 0, 0, 640, 480 ) );
    NewsList->setPaletteBackgroundColor( QColor( 112, 112, 112 ) );
    NewsList->setFrameShape( QFrame::StyledPanel );
    NewsList->setFrameShadow( QFrame::Raised );

    News_Button1 = new QPushButton( NewsList, "News_Button1" );
    News_Button1->setGeometry( QRect( 0, 10, 70, 60 ) );
    News_Button1->setAutoMask( TRUE );
    News_Button1->setPaletteBackgroundPixmap(QImage("img/final_updatelist.jpg"));
    QObject::connect(News_Button1, SIGNAL(clicked()), SLOT(UpdateShow()));

    News_Button2 = new QPushButton( NewsList, "News_Button2" );
    News_Button2->setGeometry( QRect( 0, 80, 70, 60 ) );
    News_Button2->setAutoMask( TRUE );
    News_Button2->setPaletteBackgroundPixmap(QImage("img/final_store.jpg"));
    QObject::connect(News_Button2, SIGNAL(clicked()), SLOT(ShowStoreNewsTitle()));

    News_Button3 = new QPushButton( NewsList, "News_Button3" );
    News_Button3->setGeometry( QRect( 0, 150, 70, 60 ) );
    News_Button3->setAutoMask( TRUE );
    News_Button3->setPaletteBackgroundPixmap(QImage("img/final_newslist.jpg"));
    QObject::connect(News_Button3, SIGNAL(clicked()), SLOT(NewsShow()));
    
    News_Button4 = new QPushButton( NewsList, "News_Button4" );
    News_Button4->setGeometry( QRect( 0, 220, 70, 60 ) );
    News_Button4->setAutoMask( TRUE );
    News_Button4->setPaletteBackgroundPixmap(QImage("img/final_newsbrowser.jpg"));
    QObject::connect(News_Button4, SIGNAL(clicked()), SLOT(BrowserShow()));

    News_Button5 = new QPushButton( NewsList, "News_Button5" );
    News_Button5->setGeometry( QRect( 0, 290, 70, 60 ) );
    News_Button5->setAutoMask( TRUE );
    News_Button5->setPaletteBackgroundPixmap(QImage("img/final_storeadd.jpg"));
    QObject::connect(News_Button5, SIGNAL(clicked()), SLOT(StoreSave()));


    News_progressBar2 = new QProgressBar( NewsList, "News_progressBar2" );
    News_progressBar2->setGeometry( QRect( 70, 430, 560, 26 ) );

    News_listView1 = new QListView( NewsList, "News_listView1" );
    News_listView1->addColumn("title");
    News_listView1->addColumn("link");
    News_listView1->addColumn("Date");
    News_listView1->setGeometry( QRect( 70, 40, 560, 390 ) );
    News_listView1->setPaletteBackgroundColor( QColor( 218, 218, 218 ) );

    News_textLabel3 = new QLabel( NewsList, "News_textLabel3" );
    News_textLabel3->setGeometry( QRect( 70, 8, 561, 30 ) );

///////////////////////////////////////////////////////////store    
    StoreList = new QFrame( this, "StoreList" );
    StoreList->setGeometry( QRect( 0, 0, 640, 480 ) );
    StoreList->setPaletteBackgroundColor( QColor( 112, 112, 112 ) );
    StoreList->setFrameShape( QFrame::StyledPanel );
    StoreList->setFrameShadow( QFrame::Raised );

    Store_Button1 = new QPushButton( StoreList, "Store_Button1" );
    Store_Button1->setGeometry( QRect( 0, 10, 70, 60 ) );
    Store_Button1->setAutoMask( TRUE );
    Store_Button1->setPaletteBackgroundPixmap(QImage("img/final_updatelist.jpg"));
    QObject::connect(Store_Button1, SIGNAL(clicked()), SLOT(UpdateShow()));

    Store_Button2 = new QPushButton( StoreList, "Store_Button2" );
    Store_Button2->setGeometry( QRect( 0, 80, 70, 60 ) );
    Store_Button2->setAutoMask( TRUE );
    Store_Button2->setPaletteBackgroundPixmap(QImage("img/final_store.jpg"));
    QObject::connect(Store_Button2, SIGNAL(clicked()), SLOT(ShowStoreNewsTitle()));

    Store_Button3 = new QPushButton( StoreList, "Store_Button3" );
    Store_Button3->setGeometry( QRect( 0, 150, 70, 60 ) );
    Store_Button3->setAutoMask( TRUE );
    Store_Button3->setPaletteBackgroundPixmap(QImage("img/final_newslist.jpg"));
    QObject::connect(Store_Button3, SIGNAL(clicked()), SLOT(NewsShow()));
    
    Store_Button4 = new QPushButton( StoreList, "Store_Button4" );
    Store_Button4->setGeometry( QRect( 0, 220, 70, 60 ) );
    Store_Button4->setAutoMask( TRUE );
    Store_Button4->setPaletteBackgroundPixmap(QImage("img/final_newsbrowser.jpg"));
    QObject::connect(Store_Button4, SIGNAL(clicked()), SLOT(BrowserShow()));

    Store_Button5 = new QPushButton( StoreList, "Store_Button5" );
    Store_Button5->setGeometry( QRect( 0, 290, 70, 60 ) );
    Store_Button5->setAutoMask( TRUE );
    Store_Button5->setPaletteBackgroundPixmap(QImage("img/final_storedel.jpg"));
    QObject::connect(Store_Button5, SIGNAL(clicked()), SLOT(StoreDel()));

    Store_progressBar2 = new QProgressBar( StoreList, "Store_progressBar2" );
    Store_progressBar2->setGeometry( QRect( 70, 430, 560, 26 ) );

    Store_listView1 = new QListView( StoreList, "Store_listView1" );
    Store_listView1->addColumn("title");
    Store_listView1->addColumn("link");
    Store_listView1->addColumn("Date");
    Store_listView1->setGeometry( QRect( 70, 40, 560, 390 ) );
    Store_listView1->setPaletteBackgroundColor( QColor( 218, 218, 218 ) );

    Store_textLabel3 = new QLabel( StoreList, "Store_textLabel3" );
    Store_textLabel3->setGeometry( QRect( 70, 8, 561, 30 ) );



///////////////////////////////////////////////////////////Browser   
    BrowserList = new QFrame( this, "BrowserList" );
    BrowserList->setGeometry( QRect( 0, 0, 640, 480 ) );
    BrowserList->setPaletteBackgroundColor( QColor( 112, 112, 112 ) );
    BrowserList->setFrameShape( QFrame::StyledPanel );
    BrowserList->setFrameShadow( QFrame::Raised );

    Browser_Button1 = new QPushButton( BrowserList, "Browser_Button1" );
    Browser_Button1->setGeometry( QRect( 0, 10, 70, 60 ) );
    Browser_Button1->setAutoMask( TRUE );
    Browser_Button1->setPaletteBackgroundPixmap(QImage("img/final_updatelist.jpg"));
    QObject::connect(Browser_Button1, SIGNAL(clicked()), SLOT(UpdateShow()));

    Browser_Button2 = new QPushButton( BrowserList, "Browser_Button2" );
    Browser_Button2->setGeometry( QRect( 0, 80, 70, 60 ) );
    Browser_Button2->setAutoMask( TRUE );
    Browser_Button2->setPaletteBackgroundPixmap(QImage("img/final_store.jpg"));
    QObject::connect(Browser_Button2, SIGNAL(clicked()), SLOT(ShowStoreNewsTitle()));

    Browser_Button3 = new QPushButton( BrowserList, "Browser_Button3" );
    Browser_Button3->setGeometry( QRect( 0, 150, 70, 60 ) );
    Browser_Button3->setAutoMask( TRUE );
    Browser_Button3->setPaletteBackgroundPixmap(QImage("img/final_newslist.jpg"));
    QObject::connect(Browser_Button3, SIGNAL(clicked()), SLOT(NewsShow()));
    
    Browser_Button4 = new QPushButton( BrowserList, "Browser_Button4" );
    Browser_Button4->setGeometry( QRect( 0, 220, 70, 60 ) );
    Browser_Button4->setAutoMask( TRUE );
    Browser_Button4->setPaletteBackgroundPixmap(QImage("img/final_newsbrowser.jpg"));
    QObject::connect(Browser_Button4, SIGNAL(clicked()), SLOT(BrowserShow()));

    Browser_Button5 = new QPushButton( BrowserList, "Browser_Button5" );
    Browser_Button5->setGeometry( QRect( 0, 290, 70, 60 ) );
    Browser_Button5->setAutoMask( TRUE );
    Browser_Button5->setPaletteBackgroundPixmap(QImage("img/filnal_zoomin.jpg"));
    QObject::connect(Browser_Button5, SIGNAL(clicked()), SLOT(BrowserZoomin()));

    Browser_Button6 = new QPushButton( BrowserList, "Browser_Button6" );
    Browser_Button6->setGeometry( QRect( 0, 360, 70, 60 ) );
    Browser_Button6->setAutoMask( TRUE );
    Browser_Button6->setPaletteBackgroundPixmap(QImage("img/final_zoomout.jpg"));
    QObject::connect(Browser_Button6, SIGNAL(clicked()), SLOT(BrowserZoomout()));

    Browser_progressBar2 = new QProgressBar( BrowserList, "Browser_progressBar2" );
    Browser_progressBar2->setGeometry( QRect( 70, 430, 560, 26 ) );

    Browser_textEdit1 = new QTextEdit( BrowserList, "Browser_textEdit1" );
    Browser_textEdit1->setGeometry( QRect( 70, 40, 560, 390 ) );

    Browser_textLabel3 = new QLabel( BrowserList, "Browser_textLabel3" );
    Browser_textLabel3->setGeometry( QRect( 70, 8, 561, 30 ) );

/////////////////////////////////////////gogo
	browserint = true;

     BrowserList->hide();
     NewsList->hide();
     UpdateList->hide();
     MainFrame->show();
     StoreList->hide();
    languageChange();
    resize( QSize(640, 480).expandedTo(minimumSizeHint()) );
    clearWState( WState_Polished );
   
     http = new QHttp;
	

	//QObject::connect(MainButton, SIGNAL(clicked()), SLOT(MainButton_Click()));
     //QObject::connect(Update_listBox2, SIGNAL(clicked(QListBoxItem*)), this, SLOT(ShowNewsTitle()));
     QObject::connect(Update_listBox2, SIGNAL(returnPressed( QListBoxItem * )), this, SLOT(ShowNewsTitle()));
     QObject::connect(Update_listBox2, SIGNAL(doubleClicked( QListBoxItem * )), this, SLOT(ShowNewsTitle()));
     QObject::connect(News_listView1, SIGNAL(returnPressed( QListViewItem * )), this, SLOT(ShowNewsContent()));
     QObject::connect(News_listView1, SIGNAL(doubleClicked( QListViewItem * )), this, SLOT(ShowNewsContent()));
     QObject::connect(Store_listView1, SIGNAL(returnPressed( QListViewItem * )), this, SLOT(ShowNewsContent1()));
     QObject::connect(Store_listView1, SIGNAL(doubleClicked( QListViewItem * )), this, SLOT(ShowNewsContent1()));
     QObject::connect(Update_Button5, SIGNAL(clicked()),this,SLOT(pressXmlUpdate()));
     //QObject::connect(Update_Button2, SIGNAL(clicked()),this,SLOT(ShowStoreNewsTitle()));





    // signals and slots connections
}

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

/*
 *  Sets the strings of the subwidgets using the current
 *  language.
 */
void NewsReader::languageChange()
{
    setCaption( tr( "NewsReader" ) );
    MainButton->setText( QString::null );
    Update_textLabel3->setText(kor("업데이트 목록"));
    News_textLabel3->setText(kor("뉴스 목록"));
    Store_textLabel3->setText(kor("보관함 목록"));
    Browser_textLabel3->setText(kor("뉴스 브라우저 "));
}

QString NewsReader::toUniString(QString str)
{
    QTextCodec * codec = QTextCodec::codecForName("eucKR");
    QString localeStr = codec->toUnicode(str);

    return localeStr;
}

void NewsReader::ShowStoreNewsTitle()
{
	MainFrame->hide();
	BrowserList->hide();
      NewsList->hide();
      UpdateList->hide();
	StoreList->show();
    Store_listView1->clear(); 
 
    QFile f( "Store.txt" );
    QString tmp;
    QString line;
    QListViewItem *thisItem = 0;
    
    if ( f.open(IO_ReadOnly) ) {
        QTextStream stream( &f );
	 stream.setEncoding(QTextStream::UnicodeUTF8); 
        while ( !stream.atEnd() ) {
              thisItem = new QListViewItem( Store_listView1, thisItem );	
              line = stream.readLine(); // line of text excluding '\n'
  	   if(line != "")
	   {
	       QStringList tmpList;
 	 	tmpList = tmpList.split("^",line);  	       
	       thisItem->setText( 0, tmpList[0]);
 	       thisItem->setText( 1, tmpList[1]);
	       thisItem->setText( 2, tmpList[2]);		
           }
         }
	f.close();
    }  
}

void NewsReader::StoreDel()
{
       //////////선택된 아이템의 값을 가져오는 부분//////////
      QListViewItemIterator it( Store_listView1 );
 	for(int i = 0 ; i <= 50; i++){Store_progressBar2->setProgress(i);} 
     while ( it.current() ) {
         for ( unsigned int i = 0; i < 3; i++ ){
	      if ( it.current()->isSelected() )
	       {
                Backup[i]=it.current()->text( i );   
               }
  	  }
         ++it;
      }
       ////////////////////////////////////////////////////////

    QFile f( "Store.txt" );
    QString tmp;
    if ( f.open(IO_ReadOnly) ) { 
        QTextStream stream( &f ); 
	 stream.setEncoding(QTextStream::UnicodeUTF8); 
	 tmp = stream.read(); 
	 tmp = tmp.remove(Backup[0]+"^"+Backup[1]+"^"+Backup[2]);  //읽어와서 해당부분을 지우고 tmp변수에 저장
        tmp = tmp.remove("");
	 f.close();
     }
 
    f.remove(); //다시 쓰기 위해 파일을 깨끗하게 제거!!
    if ( f.open(IO_ReadWrite) ) {
        QTextStream stream( &f );
	 stream.setEncoding(QTextStream::UnicodeUTF8);
	 stream << tmp; //변경된 파일을 씀!
	f.close();
    } 

    Store_listView1->clear(); //리플레시~~
    ShowStoreNewsTitle();  //리플레시~~
	for(int i = 50 ; i <= 100; i++){Store_progressBar2->setProgress(i);} 
}

void NewsReader::StoreSave()
{