filedialog.cpp

基于qt2的电子书

    cg.setColor( QColorGroup::Dark, QColor( 99, 77, 115) );
    cg.setColor( QColorGroup::Mid, QColor( 131, 103, 153) );
    cg.setColor( QColorGroup::Text, black );
    cg.setColor( QColorGroup::BrightText, QColor( 250, 250, 250) );
    cg.setColor( QColorGroup::ButtonText, black );
    cg.setColor( QColorGroup::Base, white );
    cg.setColor( QColorGroup::Background, QColor( 228, 211, 255) );
    cg.setColor( QColorGroup::Shadow, black );
    cg.setColor( QColorGroup::Highlight, QColor( 76, 89, 166) );
    cg.setColor( QColorGroup::HighlightedText, white );
    pal.setActive( cg );
    cg.setColor( QColorGroup::Foreground, black );
    cg.setColor( QColorGroup::Button, QColor( 197, 154, 230) );
    cg.setColor( QColorGroup::Light, white );
    cg.setColor( QColorGroup::Midlight, QColor( 223, 180, 255) );
    cg.setColor( QColorGroup::Dark, QColor( 99, 77, 115) );
    cg.setColor( QColorGroup::Mid, QColor( 131, 103, 153) );
    cg.setColor( QColorGroup::Text, black );
    cg.setColor( QColorGroup::BrightText, QColor( 250, 250, 250) );
    cg.setColor( QColorGroup::ButtonText, black );
    cg.setColor( QColorGroup::Base, white );
    cg.setColor( QColorGroup::Background, QColor( 228, 211, 255) );
    cg.setColor( QColorGroup::Shadow, black );
    cg.setColor( QColorGroup::Highlight, QColor( 76, 89, 166) );
    cg.setColor( QColorGroup::HighlightedText, white );
    pal.setInactive( cg );
    cg.setColor( QColorGroup::Foreground, QColor( 128, 128, 128) );
    cg.setColor( QColorGroup::Button, QColor( 197, 154, 230) );
    cg.setColor( QColorGroup::Light, white );
    cg.setColor( QColorGroup::Midlight, QColor( 223, 180, 255) );
    cg.setColor( QColorGroup::Dark, QColor( 99, 77, 115) );
    cg.setColor( QColorGroup::Mid, QColor( 131, 103, 153) );
    cg.setColor( QColorGroup::Text, black );
    cg.setColor( QColorGroup::BrightText, QColor( 250, 250, 250) );
    cg.setColor( QColorGroup::ButtonText, QColor( 128, 128, 128) );
    cg.setColor( QColorGroup::Base, white );
    cg.setColor( QColorGroup::Background, QColor( 228, 211, 255) );
    cg.setColor( QColorGroup::Shadow, black );
    cg.setColor( QColorGroup::Highlight, QColor( 76, 89, 166) );
    cg.setColor( QColorGroup::HighlightedText, white );
    pal.setDisabled( cg );
    okButton->setPalette( pal );
    okButton->setText( tr( "Ok" ) );
    okButton->setDefault( TRUE );

   
    LineEdit = new QLineEdit( this, "LineEdit" );
    LineEdit->setGeometry( QRect( 50, 10, 180, 26 ) ); 
	  LineEdit->setReadOnly( TRUE );
	  
    cg.setColor( QColorGroup::Foreground, black );
    cg.setColor( QColorGroup::Button, QColor( 230, 230, 230) );
    cg.setColor( QColorGroup::Light, white );
    cg.setColor( QColorGroup::Midlight, QColor( 242, 242, 242) );
    cg.setColor( QColorGroup::Dark, QColor( 115, 115, 115) );
    cg.setColor( QColorGroup::Mid, QColor( 153, 153, 153) );
    cg.setColor( QColorGroup::Text, black );
    cg.setColor( QColorGroup::BrightText, QColor( 250, 250, 250) );
    cg.setColor( QColorGroup::ButtonText, black );
    cg.setColor( QColorGroup::Base, QColor( 255, 244, 252) );
    cg.setColor( QColorGroup::Background, QColor( 228, 211, 255) );
    cg.setColor( QColorGroup::Shadow, black );
    cg.setColor( QColorGroup::Highlight, QColor( 76, 89, 166) );
    cg.setColor( QColorGroup::HighlightedText, white );
    pal.setActive( cg );
    cg.setColor( QColorGroup::Foreground, black );
    cg.setColor( QColorGroup::Button, QColor( 230, 230, 230) );
    cg.setColor( QColorGroup::Light, white );
    cg.setColor( QColorGroup::Midlight, white );
    cg.setColor( QColorGroup::Dark, QColor( 115, 115, 115) );
    cg.setColor( QColorGroup::Mid, QColor( 153, 153, 153) );
    cg.setColor( QColorGroup::Text, black );
    cg.setColor( QColorGroup::BrightText, QColor( 250, 250, 250) );
    cg.setColor( QColorGroup::ButtonText, black );
    cg.setColor( QColorGroup::Base, QColor( 255, 244, 252) );
    cg.setColor( QColorGroup::Background, QColor( 228, 211, 255) );
    cg.setColor( QColorGroup::Shadow, black );
    cg.setColor( QColorGroup::Highlight, QColor( 76, 89, 166) );
    cg.setColor( QColorGroup::HighlightedText, white );
    pal.setInactive( cg );
    cg.setColor( QColorGroup::Foreground, QColor( 128, 128, 128) );
    cg.setColor( QColorGroup::Button, QColor( 230, 230, 230) );
    cg.setColor( QColorGroup::Light, white );
    cg.setColor( QColorGroup::Midlight, white );
    cg.setColor( QColorGroup::Dark, QColor( 115, 115, 115) );
    cg.setColor( QColorGroup::Mid, QColor( 153, 153, 153) );
    cg.setColor( QColorGroup::Text, black );
    cg.setColor( QColorGroup::BrightText, QColor( 250, 250, 250) );
    cg.setColor( QColorGroup::ButtonText, QColor( 128, 128, 128) );
    cg.setColor( QColorGroup::Base, QColor( 255, 244, 252) );
    cg.setColor( QColorGroup::Background, QColor( 228, 211, 255) );
    cg.setColor( QColorGroup::Shadow, black );
    cg.setColor( QColorGroup::Highlight, QColor( 76, 89, 166) );
    cg.setColor( QColorGroup::HighlightedText, white );
    pal.setDisabled( cg );
    LineEdit->setPalette( pal );

    listBox = new QListBox( this, "listBox" );
    listBox->insertItem( tr( "New Item" ) );
    listBox->setGeometry( QRect( 10, 40, 160, 150 ) ); 
	  listBox->clear();
	  listBox->setCurrentItem(1);
	  listBox->setFont( hevia );
    cg.setColor( QColorGroup::Foreground, black );
    cg.setColor( QColorGroup::Button, QColor( 230, 230, 230) );
    cg.setColor( QColorGroup::Light, white );
    cg.setColor( QColorGroup::Midlight, QColor( 242, 242, 242) );
    cg.setColor( QColorGroup::Dark, QColor( 115, 115, 115) );
    cg.setColor( QColorGroup::Mid, QColor( 153, 153, 153) );
    cg.setColor( QColorGroup::Text, black );
    cg.setColor( QColorGroup::BrightText, QColor( 250, 250, 250) );
    cg.setColor( QColorGroup::ButtonText, black );
    cg.setColor( QColorGroup::Base, white );
    cg.setColor( QColorGroup::Background, QColor( 228, 211, 255) );
    cg.setColor( QColorGroup::Shadow, black );
    cg.setColor( QColorGroup::Highlight, QColor( 76, 89, 166) );
    cg.setColor( QColorGroup::HighlightedText, white );
    pal.setActive( cg );
    cg.setColor( QColorGroup::Foreground, black );
    cg.setColor( QColorGroup::Button, QColor( 230, 230, 230) );
    cg.setColor( QColorGroup::Light, white );
    cg.setColor( QColorGroup::Midlight, white );
    cg.setColor( QColorGroup::Dark, QColor( 115, 115, 115) );
    cg.setColor( QColorGroup::Mid, QColor( 153, 153, 153) );
    cg.setColor( QColorGroup::Text, black );
    cg.setColor( QColorGroup::BrightText, QColor( 250, 250, 250) );
    cg.setColor( QColorGroup::ButtonText, black );
    cg.setColor( QColorGroup::Base, white );
    cg.setColor( QColorGroup::Background, QColor( 228, 211, 255) );
    cg.setColor( QColorGroup::Shadow, black );
    cg.setColor( QColorGroup::Highlight, QColor( 76, 89, 166) );
    cg.setColor( QColorGroup::HighlightedText, white );
    pal.setInactive( cg );
    cg.setColor( QColorGroup::Foreground, QColor( 128, 128, 128) );
    cg.setColor( QColorGroup::Button, QColor( 230, 230, 230) );
    cg.setColor( QColorGroup::Light, white );
    cg.setColor( QColorGroup::Midlight, white );
    cg.setColor( QColorGroup::Dark, QColor( 115, 115, 115) );
    cg.setColor( QColorGroup::Mid, QColor( 153, 153, 153) );
    cg.setColor( QColorGroup::Text, black );
    cg.setColor( QColorGroup::BrightText, QColor( 250, 250, 250) );
    cg.setColor( QColorGroup::ButtonText, QColor( 128, 128, 128) );
    cg.setColor( QColorGroup::Base, white );
    cg.setColor( QColorGroup::Background, QColor( 228, 211, 255) );
    cg.setColor( QColorGroup::Shadow, black );
    cg.setColor( QColorGroup::Highlight, QColor( 76, 89, 166) );
    cg.setColor( QColorGroup::HighlightedText, white );
    pal.setDisabled( cg );
    listBox->setPalette( pal );

    // tab order
    setTabOrder( listBox, okButton );
    setTabOrder( okButton, cancelButton );
    setTabOrder( cancelButton, LineEdit );

  connect( listBox, SIGNAL( highlighted(int) ), this, SLOT( sertname() ) );
	connect( okButton, SIGNAL( clicked() ), this, SLOT( accept() ) ); //reject  accept()
	connect( cancelButton, SIGNAL( clicked() ), this, SLOT( reject() ) );  //accept() opencertainfile()
	
	Fileinfomation();
}

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

void Filedialog::Fileinfomation()
{
   QString  dir = "/books";
   QDir mydir( dir );
   LineEdit->setText( dir );

   for( int i = 0; i < mydir.count(); i++)  {
   	  //printf("%5d\n", mydir.count() );
     if ( mydir[i] != "." && mydir[i] != "..") 
	     listBox->insertItem(tr( mydir[i] ), i);
	    }
     listBox->setCurrentItem(0);
}

QString Filedialog::OpenFileName()
{
	QString dir = "/books/";
	QString getfilename = listBox->currentText();
	getfilename = dir.append( getfilename );
	//LineEdit->setText( getfilename );
  return getfilename;	
 }
 
 void  Filedialog::sertname()
{
	QString dir = "/books/";
	QString filename = listBox->currentText();
	filename = dir.append( filename );
    LineEdit->setText( filename );
}