C++ QActionGroup::isExclusive方法代码示例

Frame::Frame( QWidget *parent, const char *name )
    : QMainWindow( parent, name )
{
    QMenuBar *mainMenu = menuBar();
    QPopupMenu *fileMenu = new QPopupMenu( this, "file" );
    fileMenu->insertItem( tr( "&Exit" ), this, SLOT( close() ),
			  QAccel::stringToKey( tr( "Ctrl+Q" ) ) );

    QPopupMenu *styleMenu = new QPopupMenu( this, "style" );
    styleMenu->setCheckable( TRUE );
    QActionGroup *ag = new QActionGroup( this, 0 );
    ag->setExclusive( TRUE );
    QSignalMapper *styleMapper = new QSignalMapper( this );
    connect( styleMapper, SIGNAL( mapped( const QString& ) ),
	     this, SLOT( setStyle( const QString& ) ) );

    QStringList list = QStyleFactory::keys();
    list.sort();
    QDict<int> stylesDict( 17, FALSE );
    for ( QStringList::Iterator it = list.begin(); it != list.end(); ++it ) {
	QString style = *it;
	QString styleAccel = style;
	if ( stylesDict[styleAccel.left(1)] ) {
	    for ( uint i = 0; i < styleAccel.length(); i++ ) {
		if ( !stylesDict[styleAccel.mid( i, 1 )] ) {
		    stylesDict.insert(styleAccel.mid( i, 1 ), (const int *)1);
		    styleAccel = styleAccel.insert( i, '&' );
		    break;
		}
	    }
	} else {
	    stylesDict.insert(styleAccel.left(1), (const int *)1);
	    styleAccel = "&"+styleAccel;
	}
	QAction *a = new QAction( style, QIconSet(),
				  styleAccel, 0, ag, 0, ag->isExclusive() );
	connect( a, SIGNAL( activated() ), styleMapper, SLOT(map()) );
	styleMapper->setMapping( a, a->text() );
    }
    ag->addTo( styleMenu );

    mainMenu->insertItem( tr( "&File" ), fileMenu );
    mainMenu->insertItem( tr( "St&yle" ), styleMenu );

    stack = new QWidgetStack( this );

    setCentralWidget( stack );
}

void FLConnectDBDialog::popupMarks()
{
  QPopupMenu *marks = new QPopupMenu(this, "marks");
  QActionGroup *ag = new QActionGroup(this, 0);
  QSignalMapper *marksMapper = new QSignalMapper(this);

  connect(marksMapper, SIGNAL(mapped(const QString &)), this, SLOT(tryConnectMark(const QString &)));

  QStringList list;
  for (int i = 0; i < comboBoxMarks->count(); i++)
    list << comboBoxMarks->text(i);
  list.sort();
  QDict < int >marksDict(17, false);

  for (QStringList::Iterator it = list.begin(); it != list.end(); ++it) {
    QString marksStr = *it;
    QString marksAccel = marksStr;

    if (marksDict[ marksAccel.left(1)]) {
      for (uint i = 0; i < marksAccel.length(); i++) {
        if (!marksDict[ marksAccel.mid(i, 1)]) {
          marksDict.insert(marksAccel.mid(i, 1), (const int *) 1);
          marksAccel = marksAccel.insert(i, '&');
          break;
        }
      }
    } else {
      marksDict.insert(marksAccel.left(1), (const int *) 1);
      marksAccel = "&" + marksAccel;
    }
    QAction *a = new QAction(marksStr, QIconSet(), marksAccel, 0, ag, 0, ag->isExclusive());
    connect(a, SIGNAL(activated()), marksMapper, SLOT(map()));
    marksMapper->setMapping(a, a->text());
  }
  ag->addTo(marks);

  marks->setPalette(palette());
  marks->popup(QCursor::pos());
}

Themes::Themes( QWidget *parent, const char *name, WFlags f )
    : QMainWindow( parent, name, f )
{
    appFont = QApplication::font();
    tabwidget = new QTabWidget( this );

    tabwidget->addTab( new ButtonsGroups( tabwidget ), "Buttons/Groups" );
    QHBox *hbox = new QHBox( tabwidget );
    hbox->setMargin( 5 );
    (void)new LineEdits( hbox );
    (void)new ProgressBar( hbox );
    tabwidget->addTab( hbox, "Lineedits/Progressbar" );
    tabwidget->addTab( new ListBoxCombo( tabwidget ), "Listboxes/Comboboxes" );
    tabwidget->addTab( new CheckLists( tabwidget ), "Listviews" );
    tabwidget->addTab( new RangeControls( tabwidget ), "Rangecontrols" );
    tabwidget->addTab( new MyRichText( tabwidget ), "Fortune" );

    setCentralWidget( tabwidget );

    QPopupMenu *style = new QPopupMenu( this );
    style->setCheckable( TRUE );
    menuBar()->insertItem( "&Style" , style );

    style->setCheckable( TRUE );
    QActionGroup *ag = new QActionGroup( this, 0 );
    ag->setExclusive( TRUE );
    QSignalMapper *styleMapper = new QSignalMapper( this );
    connect( styleMapper, SIGNAL( mapped( const QString& ) ), this, SLOT( makeStyle( const QString& ) ) );
    QStringList list = QStyleFactory::keys();
    list.sort();
#ifndef QT_NO_STYLE_WINDOWS
    list.insert(list.begin(), "Norwegian Wood");
    list.insert(list.begin(), "Metal");
#endif
    QDict<int> stylesDict( 17, FALSE );
    for ( QStringList::Iterator it = list.begin(); it != list.end(); ++it ) {
	QString styleStr = *it;
	QString styleAccel = styleStr;
	if ( stylesDict[styleAccel.left(1)] ) {
	    for ( uint i = 0; i < styleAccel.length(); i++ ) {
		if ( !stylesDict[styleAccel.mid( i, 1 )] ) {
		    stylesDict.insert(styleAccel.mid( i, 1 ), (const int *)1);
		    styleAccel = styleAccel.insert( i, '&' );
		    break;
		}
	    }
	} else {
	    stylesDict.insert(styleAccel.left(1), (const int *)1);
	    styleAccel = "&"+styleAccel;
	}
	QAction *a = new QAction( styleStr, QIconSet(), styleAccel, 0, ag, 0, ag->isExclusive() );
	connect( a, SIGNAL( activated() ), styleMapper, SLOT(map()) );
	styleMapper->setMapping( a, a->text() );
    }
    ag->addTo(style);
    style->insertSeparator();
    style->insertItem("&Quit", qApp, SLOT( quit() ), CTRL | Key_Q );

    QPopupMenu * help = new QPopupMenu( this );
    menuBar()->insertSeparator();
    menuBar()->insertItem( "&Help", help );
    help->insertItem( "&About", this, SLOT(about()), Key_F1);
    help->insertItem( "About &Qt", this, SLOT(aboutQt()));

#ifndef QT_NO_STYLE_WINDOWS
    qApp->setStyle( new NorwegianWoodStyle );
#endif
}